1 2012-11-04 Thomas Schwinge <thomas@codesourcery.com>
3 * configure: Regenerate.
5 2012-11-04 Eric Botcazou <ebotcazou@adacore.com>
7 * combine.c: Adjust toplevel comment.
8 (make_extraction): Adjust head comment and move up canonicalization.
10 2012-11-04 Alexandre Oliva <aoliva@redhat.com>
11 Jakub Jelinek <jakub@redhat.com>
14 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Emit debug temps
17 2012-11-04 Alexandre Oliva <aoliva@redhat.com>
20 * tree-ssa-threadedge.c (propagate_threaded_block_debug_into):
21 New, rewritten from debug stmt copying code...
22 (thread_around_empty_block): ... removed from here.
23 (thread_across_edge): Call propagate_threaded_block_debug_into.
25 2012-11-04 Dehao Chen <dehao@google.com>
27 * expr.c (expand_expr_real_1): Change to not using input_location.
29 2012-11-03 Jan Hubicka <jh@suse.cz>
31 * invoke.texi (profile-use): update documentation.
32 * opts.c (common_handle_option): Enable tree-vectorize
33 and tree-loop-distribute-patterns.
34 * tree-loop-distribution.c (tree_loop_distribution): Skip loops
36 * config/i386/i386.c (ix86_option_override_internal): Enabe
37 prefetch_lop_arrays for profile-use.
39 2012-11-03 Robert Mason <rbmj@verizon.net>
41 * gcov-io.c (gcov_open): Add file mode to open call (need for VxWorks)
43 2012-11-03 Sandra Loosemore <sandra@codesourcery.com>
45 * doc/extend.texi: Copy-edit to use present tense except when
46 explicitly describing future or past behavior.
48 2012-11-03 Oleg Endo <olegendo@gcc.gnu.org>
50 * config/sh/sh.c (output_movedouble, output_far_jump,
51 output_ieee_ccmpeq): Use multi-line strings for asm.
52 (find_regmode_weight): Wrap lines.
53 (sh_optimize_target_register_callee_saved): Remove commented out
55 (emit_load_ptr): Remove prototype.
57 2012-11-03 Oleg Endo <olegendo@gcc.gnu.org>
60 * config/sh/sh.md (*cbranch_t): Allow splitting after reload.
61 Allow going beyond current basic block before reload when looking for
63 * config/sh/sh.c (sh_find_set_of_reg): Don't stop at labels.
65 2012-11-02 Jan Hubicka <jh@suse.cz>
67 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Add
68 missing sign to unsigned.
70 2012-11-02 Andrew Pinski <apinski@cavium.com>
73 * simplify-rtx.c (simplify_relational_operation_1): Don't simplify
74 (LTU/GEU (PLUS a 0) 0) into (GEU/LTU a 0) since they are not
77 2012-11-02 Jan Hubicka <jh@suse.cz>
79 * tree-ssa-loop-niter.c (double_int_cmp, bound_index,
80 discover_iteration_bound_by_body_walk): New functions.
81 (discover_iteration_bound_by_body_walk): Use it.
83 2012-11-02 Jan Hubicka <jh@suse.cz>
85 * predict.c (predict_loops): Predict also exits not dominating latch.
87 2012-11-02 Jan Hubicka <jh@suse.cz>
89 * predict.c (predict_loops): Do not predict infinite loops.
91 2012-11-02 Jan Hubicka <jh@suse.cz>
94 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
95 MAX field if NITER was folded to contant.
96 (record_estimate): Sanity check.
97 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): New
99 (remove_redundant_iv_test): New function.
100 (loops_to_unloop, loops_to_unloop_nunroll): New static vars.
101 (unloop_loops): Break out from ...
102 (try_unroll_loop_completely): ... here; Pass in MAXITER; use
103 remove_exits_and_undefined_stmts; do not unloop.
104 (canonicalize_loop_induction_variables): Compute MAXITER;
105 use remove_redundant_iv_test; remove loop_close_ssa_invalidated
106 and irred_invalidated arguments.
107 (canonicalize_induction_variables): Compute fresh bound estimates;
108 unloop; walk from innermost.
109 (tree_unroll_loops_completely): Likewise.
111 2012-11-02 Vladimir Makarov <vmakarov@redhat.com>
114 * lra-constraints.c (debug_loc_equivalence_change_p): Rename to
115 loc_equivalence_change_p.
116 (lra_constraints): Check equiv_insn_bitmap for debug insn. Call
117 loc_equivalence_change_p for non-transformed insn.
119 2012-11-02 Eric Botcazou <ebotcazou@adacore.com>
121 * cfg-flags.def (ABNORMAL_CALL): Fix comment.
124 * cfgrtl.c (rtl_verify_flow_info_1): Adjust error messages.
125 Deal with EDGE_SIBCALL and fix the EDGE_ABNORMAL check.
127 2012-11-02 Jakub Jelinek <jakub@redhat.com>
130 * config/i386/i386.md (bswapdi2): Limit to TARGET_64BIT.
131 (*bswapdi2_doubleword): Removed.
133 2012-11-02 Gerald Pfeifer <gerald@pfeifer.com>
135 * doc/install.texi (Specific): Remove moxie web reference.
137 2012-11-01 Marc Glisse <marc.glisse@inria.fr>
140 * tree-vect-generic.c (expand_vector_condition): New function.
141 (expand_vector_operations_1): Call it.
143 2012-11-01 Steve Ellcey <sellcey@mips.com>
145 * target-globals.c (save_target_globals): Save lra_int struct.
147 2012-11-01 Gerald Pfeifer <gerald@pfeifer.com>
149 * doc/standards.texi (Standards): Adjust reference to Go specification.
151 2012-11-01 Lawrence Crowl <crowl@google.com>
153 * ebitmap.h: Remove unused.
154 * ebitmap.c: Remove unused.
155 * Makefile.in: Remove ebitmap.h and ebitmap.c.
156 * sbitmap.h (SBITMAP_SIZE_BYTES): Move to source file.
157 (SET_BIT_WITH_POPCOUNT): Remove unused.
158 (RESET_BIT_WITH_POPCOUNT): Remove unused.
159 (bitmap_copy_n): Remove unused.
160 (bitmap_range_empty_p): Remove unused.
161 (sbitmap_popcount): Remove unused.
162 (sbitmap_verify_popcount): Make private to source file.
163 * sbitmap.c (SBITMAP_SIZE_BYTES): Move here from header.
164 (bitmap_copy_n): Remove unused.
165 (bitmap_range_empty_p): Remove unused.
166 (sbitmap_popcount): Remove unused.
167 (sbitmap_verify_popcount): Make private to source file.
169 2012-11-01 Lawrence Crowl <crowl@google.com>
171 * sbitmap.h (sbitmap_iter_init): Rename bmp_iter_set_init and add
172 unused parameter to match bitmap iterator. Update callers.
173 (sbitmap_iter_cond): Rename bmp_iter_set. Update callers.
174 (sbitmap_iter_next): Rename bmp_iter_next and add unused parameter to
175 match bitmap iterator. Update callers.
176 (EXECUTE_IF_SET_IN_SBITMAP_REV): Remove unused.
177 (EXECUTE_IF_SET_IN_SBITMAP): Rename EXECUTE_IF_SET_IN_BITMAP and
178 adjust to be identical to the definition in bitmap.h. Conditionalize
179 the definition based on not having been defined. Update callers.
180 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP): Conditionalize the definition
181 based on not having been defined. (To match the above.)
183 2012-11-01 Lawrence Crowl <crowl@google.com>
185 * sbitmap.h (TEST_BIT): Rename bitmap_bit_p, normalizing parameter
186 type. Update callers to match.
187 (SET_BIT): Rename bitmap_set_bit, normalizing parameter type. Update
189 (SET_BIT_WITH_POPCOUNT): Rename bitmap_set_bit_with_popcount,
190 normalizing parameter type. Update callers to match.
191 (RESET_BIT): Rename bitmap_clear_bit, normalizing parameter type.
192 Update callers to match.
193 (RESET_BIT_WITH_POPCOUNT): Rename bitmap_clear_bit_with_popcount,
194 normalizing parameter type. Update callers to match.
195 * basic-block.h (sbitmap_intersection_of_succs): Rename
196 bitmap_intersection_of_succs. Update callers to match.
197 * basic-block.h (sbitmap_intersection_of_preds): Rename
198 bitmap_intersection_of_preds. Update callers to match.
199 * basic-block.h (sbitmap_union_of_succs): Rename
200 bitmap_union_of_succs. Update callers to match.
201 * basic-block.h (sbitmap_union_of_preds): Rename
202 bitmap_union_of_preds. Update callers to match.
204 2012-11-01 Vladimir Makarov <vmakarov@redhat.com>
207 * lra-constraints.c (lra_constraints): Check only pseudos with
208 equivalences. Add insns with equivalence pseudos.
210 2012-11-01 Sharad Singhai <singhai@google.com>
213 * dumpfile.h (struct dump_file_info): Fix order of flags.
215 2012-11-01 Jan Hubicka <jh@suse.cz>
218 * ipa-inline-transform.c (inline_call): Silence an sanity check until
219 ipa-cp issue if fixed.
221 2012-11-01 Sharad Singhai <singhai@google.com>
223 * doc/invoke.texi: Update -fopt-info documentation.
224 * dumpfile.c: Move dump_flags here from passes.c.
225 Rename opt_info_options to optinfo_verbosity_options.
226 Add optgroup_options.
227 (dump_files): Add field for optinfo_flags in the static initializer.
228 (dump_register): Handle additional parameter for optgroup_flags.
229 (opt_info_enable_passes): Renamed opt_info_enable_all. Handle
230 optgroup_flags. Fix documentation.
231 (opt_info_switch_p_1): Handle optgroup options.
232 (opt_info_switch_p): Handle optgroup_flags. Warn on multiple files.
233 * dumpfile.h (dump_register): Additional argument for optgroup_flags.
235 (struct dump_file_info): Add field for optgroup_flags.
236 Define OPTGROUP_* flags.
237 * tree-pass.h (struct opt_pass): Add addtional field for optinfo_flags.
238 All opt_pass static initializers updated.
239 * opts-global.c (dump_remap_tree_vectorizer_verbose): Use 'all'
241 (handle_common_deferred_options): Fix typo in error message.
242 * passes.c (register_one_dump_file): Add argument for optgroup_flags.
243 Turn on OPTGROUP_IPA for IPA passes.
244 Move dump_flags from here to dumpfile.c.
245 * statistics.c (statistics_early_init): Use OPTGROUP_NONE in call to
248 2012-11-01 Joern Rennecke <joern.rennecke@embecosm.com>
251 * config/sh/sh.md (doloop_end): Use emit_jump_insn.
253 2012-10-31 Jakub Jelinek <jakub@redhat.com>
255 PR tree-optimization/53708
256 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
257 user-supplied alignment when used with an explicit section name.
259 2012-10-31 Dehao Chen <dehao@google.com>
261 * tree-eh.c (do_return_redirection): Set location for jump statement.
262 (do_goto_redirection): Likewise.
263 (frob_into_branch_around): Likewise.
264 (lower_try_finally_nofallthru): Likewise.
265 (lower_try_finally_copy): Likewise.
266 (lower_try_finally_switch): Likewise.
267 * expr.c (store_expr): Use current insn location instead of expr
269 (expand_expr_real): Likewise.
270 (expand_expr_real_1): Likewise.
272 2012-10-31 Easwaran Raman <eraman@google.com>
276 * optabs.c (emit_cmp_and_jump_insn_1): Add REG_BR_PROB note
277 only if it doesn't already exist.
278 * stmt.c (get_outgoing_edge_probs): Return 0 if BB is NULL.
279 (emit_case_dispatch_table): Handle the case where STMT_BB is NULL.
280 (expand_sjlj_dispatch_table): Pass BB containing before_case
281 to emit_case_dispatch_table.
283 2012-10-31 Lawrence Crowl <crowl@google.com>
286 (is_a <T> (U*)): New. Test for is-a relationship.
287 (as_a <T> (U*)): New. Treat as a derived type.
288 (dyn_cast <T> (U*)): New. Conditionally cast based on is_a.
289 * cgraph.h (varpool_node): Rename to varpool_node_for_decl.
290 Adjust callers to match.
291 (is_a_helper <cgraph_node>::test (symtab_node_def *)): New.
292 (is_a_helper <varpool_node>::test (symtab_node_def *)): New.
293 (symtab_node_def::try_function): New. Change most calls to
294 symtab_function_p with calls to dyn_cast <cgraph_node> (p).
295 (symtab_node_def::try_variable): New. Change most calls to
296 symtab_variable_p with calls to dyn_cast <varpool_node> (p).
297 (symtab_function_p): Remove. Change callers to use
298 is_a <cgraph_node> (p) instead.
299 (symtab_variable_p): Remove. Change callers to use
300 is_a <varpool_node> (p) instead.
301 * cgraph.c (cgraph_node_for_asm): Remove redundant call to
303 * cgraphunit.c (symbol_finalized_and_needed): New.
304 (symbol_finalized): New.
305 (cgraph_analyze_functions): Split complicated conditionals out into
307 * Makefile.in (CGRAPH_H): Add is-a.h as used by cgraph.h.
309 2012-10-31 Steven Bosscher <steven@gcc.gnu.org>
310 Jakub Jelinek <jakub@redhat.com>
312 PR tree-optimization/55018
313 * basic-block.h (dfs_find_deadend): New prototype.
314 * cfganal.c (dfs_find_deadend): No longer static. Use bitmap
315 instead of sbitmap for visited.
316 (flow_dfs_compute_reverse_execute): Use dfs_find_deadend here, too.
317 * dominance.c (calc_dfs_tree): If saw_unconnected, traverse from
318 dfs_find_deadend of unconnected b instead of b directly.
320 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
322 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
323 special register pushes before frame probing and allocation.
325 2012-10-31 Vladimir Makarov <vmakarov@redhat.com>
328 * lra-constraints.c (lra_constraints): Update debug insn info
329 after equivalence change.
331 2012-10-31 Jan Hubicka <jh@suse.cz>
333 * ipa-inline.c (ipa_inline): Avoid infinite loop on inlining
334 empty virtual functions calling themselves.
336 2012-10-31 Tom Tromey <tromey@redhat.com>
339 * doc/gcc.texi: Add @direntry for gcov.
341 2012-10-31 Joern Rennecke <joern.rennecke@embecosm.com>
343 * expr.c (can_move_by_pieces): Apply ATTRIBUTE_UNUSED to len.
345 2012-10-31 Jakub Jelinek <jakub@redhat.com>
347 PR tree-optimization/19105
348 PR tree-optimization/21643
349 PR tree-optimization/46309
350 * tree-ssa-reassoc.c (init_range_entry): Add STMT argument
351 and use it if EXP is NULL.
352 (update_range_test): Handle OPCODE equal to ERROR_MARK and oe->op NULL.
353 (optimize_range_tests): Likewise.
354 (final_range_test_p, suitable_cond_bb, no_side_effect_bb, get_ops,
355 maybe_optimize_range_tests): New functions.
356 (reassociate_bb): Call maybe_optimize_range_tests if last
357 stmt of bb is GIMPLE_COND that hasn't been visited yet.
359 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
361 * config/rs6000/rs6000.md (insvsi, insvdi, extvsi, extvdi): Rename
363 (insvsi_internal, insvdi_internal, extvsi_internal)
364 (extvdi_internal): ...this.
365 (insv, extv): Update accordingly.
367 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
369 * combine.c (simplify_comparison): If BITS_BIG_ENDIAN, always assume
370 that zero_extracts of const_ints are doing word-sized extractions.
372 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
374 * combine.c (make_extraction): Remove dead wanted_inner_mode-
375 and pos_rtx-related code.
377 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
379 * expmed.c (store_bit_field_1): Move generation of MEM insvs
381 (extract_bit_field_1): Likewise extvs and extzvs.
383 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
385 * expmed.c (store_bit_field_using_insv): New function,
387 (store_bit_field_1): ...here.
388 (extract_bit_field_using_extv): New function, split out from...
389 (extract_bit_field_1): ...here.
391 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
393 * expmed.c (store_bit_field_1): Use OP_MODE to check whether an
394 insv pattern is available. Remove redundant checks for OP_MODE
395 being MAX_MACHINE_MODE.
396 (extract_bit_field_1): Remove redundant checks for EXT_MODE being
399 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
401 * expmed.c (store_bit_field_1): Remove test for BLKmode values.
403 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
404 Joel Sherrill <joel.sherrill@oarcorp.com>
406 * config/sparc/t-rtems: New (Custom multilibs).
407 * config/sparc/t-rtems-64: New (Custom multilibs).
408 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
409 (sparc-*-rtems*): Add sparc/t-rtems.
411 2012-10-31 Alan Modra <amodra@gmail.com>
413 * config/rs6000/rs6000.c (legitimize_reload_address): Remove code
414 handling non-aligned ld/std.
415 * config/rs6000/paired.md (movv2sf_paired): Use 'Y' instead of 'o'.
416 * config/rs6000/vsx.md (vsx_mov, vsx_movti): Likewise.
417 * config/rs6000/altivec.md (altivec_mov, altivec_movti): Likewise.
418 * config/rs6000/dfp.md (movtd_internal): Use 'm' instead of 'o'.
420 2012-10-31 Alan Modra <amodra@gmail.com>
422 * config/rs6000/linux64.h (TARGET_OS_CPP_BUILTINS): Define _CALL_LINUX.
424 2012-10-31 Joern Rennecke <joern.rennecke@embecosm.com>
426 * lra-constraints.c (choose_split_class): Add ATTRIBUTE_UNUSED to
430 * vmsdbgout.c (vmsdbgout_write_source_line): Comment out names of
433 2012-10-30 Alexandre Oliva <aoliva@redhat.com>
437 * valtrack.c (dead_debug_promote_uses): Assert-check that
438 global used bit was clear and initialize entry unconditionally.
440 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
442 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
444 (hash_rtx): Likewise.
446 2012-10-30 H.J. Lu <hongjiu.lu@intel.com>
448 PR rtl-optimization/55093
449 * rtlanal.c (simplify_subreg_regno): Remove lra_in_progress
450 check for ARG_POINTER_REGNUM.
452 2012-10-30 Steve Ellcey <sellcey@mips.com>
454 * config/mips/mti-linux.h (SYSROOT_SUFFIX_SPEC): Change order
456 (DRIVER_SELF_SPECS): Make -n32 the default on mips64* archs.
457 * config/mips/t-mti-linux (MULTILIB_OPTIONS): Change order.
458 (MULTILIB_DIRNAMES): Ditto.
459 (MULTILIB_EXCEPTIONS): New.
461 2012-10-30 Joern Rennecke <joern.rennecke@embecosm.com>
463 * lra-constraints.c (check_secondary_memory_needed_p):
464 Add ATTRIBUTE_UNUSED to parameters.
466 2012-10-30 Richard Sandiford <rdsandiford@googlemail.com>
468 * defaults.h (SLOW_UNALIGNED_ACCESS): Provide default definition.
469 * expmed.c (SLOW_UNALIGNED_ACCESS): Remove default definition.
470 * expr.c (SLOW_UNALIGNED_ACCESS): Likewise.
471 * lra-constraints.c (SLOW_UNALIGNED_ACCESS): Likewise.
472 (simplify_operand_subreg): Don't check STRICT_ALIGNMENT here.
474 2012-10-30 Jan Hubicka <jh@suse.cz>
476 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Cleanup.
478 2012-10-30 Jan Hubicka <jh@suse.cz>
480 * tree-ssa-loop-niter.c (number_of_iterations_exit): New parameter
481 EVERY_ITERATION with implicit value of true.
482 (record_estimate): Check dominance relationship of the basic block
483 we are estimating on instead of relying on UPPER to be false.
484 (struct ilb_data): Drop RELIABLE.
485 (idx_infer_loop_bounds): Update.
486 (infer_loop_bounds_from_ref): Drop parameter RELIABLE.
487 (infer_loop_bounds_from_array): Drop parameter RELIABLE.
488 (infer_loop_bounds_from_undefined): Update comments and handling
490 (estimate_numbers_of_iterations_loop): Record all bounds.
492 2012-10-30 Richard Sandiford <r.sandiford@uk.ibm.com>
494 * lra-eliminations.c (lra_eliminate_regs_1): Use simplify_gen_subreg
495 rather than gen_rtx_SUBREG.
497 2012-10-30 Richard Biener <rguenther@suse.de>
499 * gimple.h (gimple_store_p): New predicate.
500 (gimple_assign_load_p): Likewise.
501 * tree-inline.c (estimate_num_insns): Use it.
503 2012-10-30 Marc Glisse <marc.glisse@inria.fr>
505 * fold-const.c (fold_binary_op_with_conditional_arg): Handle vectors.
506 (fold_binary_loc): Call it for VEC_COND_EXPR.
508 2012-10-30 James Greenhalgh <james.greenhalgh@arm.com>
509 Tejas Belagod <tejas.belagod@arm.com>
511 * config/aarch64/aarch64-simd.md
512 (aarch64_simd_bsl<mode>_internal): New pattern.
513 (aarch64_simd_bsl<mode>): Likewise.
514 (aarch64_vcond_internal<mode>): Likewise.
515 (vcondu<mode><mode>): Likewise.
516 (vcond<mode><mode>): Likewise.
517 * config/aarch64/iterators.md (UNSPEC_BSL): Add to define_constants.
519 2012-10-30 Richard Biener <rguenther@suse.de>
521 PR tree-optimization/55111
522 * tree-ssa-pre.c (eliminate_insert): Properly fold the built stmt.
524 2012-10-30 Oleg Endo <olegendo@gcc.gnu.org>
527 * config/sh/iterators.md (SIDI): New mode iterator.
528 * config/sh/sh.md (negdi2): Use parallel around operation and T_REG
530 (*negdi2): Mark output operand as early clobbered. Add T_REG clobber.
531 Split after reload. Simplify split code.
532 (abssi2, absdi2): Fold expanders into abs<mode>2.
533 (*abssi2, *absdi2): Fold into *abs<mode>2 insn_and_split. Split insns
535 (*negabssi2, *negabsdi2): Fold into *negabs<mode>2. Add T_REG clobber.
536 Split insns before reload.
537 (negsi_cond): Reformat. Use emit_move_insn instead of gen_movesi.
538 (negdi_cond): Reformat. Use emit_move_insn instead of a pair
539 of gen_movsi. Split insn before reload.
541 2012-10-30 Oleg Endo <olegendo@gcc.gnu.org>
544 * config/sh/sh.md (tstqi_t_zero): Rename to *tstqi_t_zero.
545 (*tst<mode>_t_zero): New insns.
546 * config/sh/iterators.md (lowpart_be, lowpart_le): New mode attributes.
548 2012-10-30 H.J. Lu <hongjiu.lu@intel.com>
550 * gimple-pretty-print.c (dump_gimple_bb_header): Avoid alloca.
552 2012-10-30 Jakub Jelinek <jakub@redhat.com>
555 * valtrack.h (DEBUG_TEMP_AFTER_WITH_REG_FORCE): New.
556 * valtrack.c (dead_debug_insert_temp): Use emit_debug_insn_after
557 even for where == DEBUG_TEMP_AFTER_WITH_REG_FORCE.
558 * dce.c (word_dce_process_block, dce_process_block): Pass
559 DEBUG_TEMP_AFTER_WITH_REG_FORCE if insn is needed and therefore
560 not going to be eliminated.
562 2012-10-29 Lawrence Crowl <crowl@google.com>
564 * sbitmap.h (sbitmap_copy): Rename bitmap_copy.
565 (sbitmap_copy_n): Rename bitmap_copy_n.
566 (sbitmap_equal): Rename bitmap_equal_p.
567 (sbitmap_empty_p): Rename bitmap_empty_p.
568 (sbitmap_range_empty_p): Rename bitmap_range_empty_p.
569 (sbitmap_zero): Rename bitmap_clear.
570 (sbitmap_ones): Rename bitmap_ones.
571 (sbitmap_vector_zero): Rename bitmap_vector_clear.
572 (sbitmap_vector_ones): Rename bitmap_vector_ones.
573 (sbitmap_not): Rename bitmap_not.
574 (sbitmap_a_and_b_cg): Commented out.
575 (sbitmap_a_and_b): Rename bitmap_and. Add bool return.
576 (sbitmap_difference): Rename bitmap_and_compl.
577 (sbitmap_a_or_b_cg): Commented out.
578 (sbitmap_a_or_b): Rename bitmap_xor. Add bool return.
579 (sbitmap_a_xor_b_cg): Commented out.
580 (sbitmap_a_xor_b): Rename bitmap_xor. Add bool return.
581 (sbitmap_a_and_b_or_c_cg): Rename bitmap_and_or.
582 (sbitmap_a_and_b_or_c): Commented out.
583 (sbitmap_a_or_b_and_c_cg): Rename bitmap_or_and.
584 (sbitmap_a_or_b_and_c): Commented out.
585 (sbitmap_union_of_diff_cg): Rename bitmap_ior_and_compl.
586 (sbitmap_union_of_diff): Commented out.
587 (dump_sbitmap): Rename dump_bitmap.
588 (dump_sbitmap_file): Rename dump_bitmap_file.
589 (debug_sbitmap): Rename debug_bitmap.
590 (dump_sbitmap_vector): Rename dump_bitmap_vector.
591 (sbitmap_first_set_bit): Rename bitmap_first_set_bit.
592 (sbitmap_last_set_bit): Rename bitmap_last_set_bit.
593 (sbitmap_a_subset_b_p): Rename bitmap_subset_p.
594 (sbitmap_any_common_bits): Rename bitmap_intersect_p.
595 (#define sbitmap_free): Reimplement as inline function.
596 (#define sbitmap_vector_free): Reimplement as inline function.
597 * bitmap.h (#define bitmap_zero): Remove as redundant.
598 (#define bitmap_empty_p): Reimplement as inline function.
599 (#define dump_bitmap): Reimplement as inline function.
601 2012-10-29 Jonathan Wakely <jwakely.gcc@gmail.com>
604 * doc/invoke.texi (Warning Options): Document -Wno-return-local-addr.
606 2012-10-29 H.J. Lu <hongjiu.lu@intel.com>
608 * lra-assigns.c: Remove trailing white spaces.
609 * lra-coalesce.c: Likewise.
610 * lra-constraints.c: Likewise.
611 * lra-eliminations.c: Likewise.
612 * lra-int.h: Likewise.
613 * lra-spills.c: Likewise.
616 2012-10-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
619 * tree.h (FUNCTION_POINTER_TYPE_P): New.
621 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
624 * valtrack.c (dead_debug_insert_temp): Defer rescan of
625 newly-emitted debug insn.
627 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
630 * tree-ssa-threadedge.c (thread_around_empty_block): Copy
631 debug temps from predecessor before threading.
633 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
637 * valtrack.c (dead_debug_global_find): Accept NULL dtemp.
638 (dead_debug_global_insert): Return new entry.
639 (dead_debug_global_replace_temp): Return early if REG is no
640 longer in place, or if dtemp was already substituted.
641 (dead_debug_promote_uses): Insert for all defs and replace all
643 (dead_debug_local_finish): Release used after promotion.
644 (dead_debug_insert_temp): Stop if dtemp is NULL.
646 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
649 * loop-unroll.c (loop_exit_at_end_p): Skip debug insns.
651 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
654 * config/i386/i386.c (add_parameter_dependencies): Stop
655 backward scan at the insn before the incoming head.
656 (ix86_dependencies_evaluation_hook): Skip debug insns. Stop
657 if first_arg is head.
659 2012-10-29 Andrew Pinski <apinski@cavium.com>
661 * config/aarch64/aarch64-protos.h (aarch64_load_tp): New proto.
662 * config/aarch64/aarch64.c (aarch64_load_tp): Export.
663 (aarch64_init_builtins): Don't add __builtin_thread_pointer builtin.
664 * config/aarch64/aarch64.h (aarch64_builtins): Delete
665 AARCH64_BUILTIN_THREAD_POINTER.
666 * config/aarch64/aarch64.md (get_thread_pointerdi): New pattern.
668 2012-10-29 Marc Glisse <marc.glisse@inria.fr>
671 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
674 2012-10-29 Vladimir Makarov <vmakarov@redhat.com>
676 * rtlanal.c (strip_address_mutation): Use SUBREG_REG instead of XEXP.
678 2012-10-29 Uros Bizjak <ubizjak@gmail.com>
680 * config/i386/i386.c (ix86_decompose_address): Use simplify_gen_subreg
681 for all addresses, zero-extended with AND.
683 2012-10-29 Vladimir Makarov <vmakarov@redhat.com>
686 * rtlanal.c (strip_address_mutation): Add SUBREG case.
688 2012-10-29 Jan Hubicka <jh@suse.cz>
690 * ipa-inline.c (want_inline_function_called_once_p): Rename to ...
691 (want_inline_function_to_all_callers_p): check also functions with
693 (ipa_inline): Handle inlining for size into multiple callers.
695 2012-10-29 Richard Guenther <rguenther@suse.de>
698 * tracer.c (tracer): Fixup loop structure.
699 * cfgloopmanip.c (force_single_succ_latches): Add assert.
700 (fix_loop_structure): Re-compute loop latches and disambiguate
701 loops with multiple latches if required.
703 2012-10-29 Uros Bizjak <ubizjak@gmail.com>
705 * config/i386/i386.c (ix86_decompose_address): Use simplify_gen_subreg
706 to check SImode equivalent of address, zero-extended with AND RTX.
707 * config/i386/i386.md (ashift to lea splitter): Split to SImode mult.
708 (simple lea to add/shift peephole2s): Remove peephole2s that operate
709 on subregs of DImode operations.
711 2012-10-28 Vladimir Makarov <vmakarov@redhat.com>
713 PR rtl-optimization/55106
714 * lra-constraints.c (skip_usage_debug_insns): New function.
715 (check_secondary_memory_needed_p): Ditto.
716 (inherit_reload_reg): Use the new functions. Improve debug output.
718 2012-10-29 Jonathan Wakely <jwakely.gcc@gmail.com>
720 * doc/cpp.texi (Search Path): Fix outdated C++ path.
722 2012-10-28 Jan Hubicka <jh@suse.cz>
724 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Handle
725 &this->field expressions.
727 2012-10-28 Vladimir Makarov <vmakarov@redhat.com>
729 * rtl.h (struct rtx_def): Add a comment for member unchanging.
730 * lra-int.h (LRA_TEMP_CLOBBER_P): New macro.
731 (lra_hard_reg_substitution): Rename to lra_final_code_change.
732 * lra-constraints.c (match_reload): Mark temporary clobbers.
733 * lra-spill.c (lra_hard_reg_substitution): Rename to
734 lra_final_code_change. Remove temporary clobbers.
735 * lra.c (lra): Rename to lra_final_code_change.
737 2012-10-28 Jan Hubicka <jh@suse.cz>
739 * ipa-inline.c (edge_badness): Fix overflow.
740 (inline_small_functions): Initialize SCCs correctly.
741 (do_estimate_edge_time, do_estimate_edge_hints): Skip self
742 recursive functions in SCC hints.
744 2012-10-28 Steven Bosscher <steven@gcc.gnu.org>
746 PR rtl-optimization/38711
747 * ira.c (ira): Remove DF_LIVE if the problem is in the stack.
748 (do_reload): Add it back at the end for -O2 and higher.
750 * function.c (thread_prologue_and_epilogue_insns): Use
751 REG_SET_TO_HARD_REG_SET instead of CLEAR_HARD_REG_SET and
752 reg_set_to_hard_reg_set.
754 2012-10-28 Jan Hubicka <jh@suse.cz>
756 * ipa-inline.c (edge_badness): Reduce precision; use scc hints.
757 (inline_small_functions): Fix dumps; update all callees after inlining.
758 * ipa-inline.h (INLINE_HINT_in_scc, INLINE_HINT_same_scc): New
760 (inline summary): Add SCC_NO.
761 * ipa-inline-analysis.c (dump_inline_hints): Dump SCC hints.
762 (reset_inline_summary): Reset scc_no.
763 (estimate_node_size_and_time): Set in_scc hint.
764 (do_estimate_edge_time): Add same_scc hint.
765 (do_estimate_edge_hints): Likewise.
767 2012-10-28 Andreas Schwab <schwab@linux-m68k.org>
769 * doc/cppopts.texi: Fix use of @item vs. @itemx inside @table.
770 * doc/extend.texi: Likewise.
771 * doc/generic.texi: Likewise.
772 * doc/invoke.texi: Likewise.
773 * doc/md.texi: Likewise.
774 * doc/sourcebuild.texi: Likewise.
776 * doc/tm.texi.in (Misc): Add newline before @end.
777 * doc/tm.texi: Update.
779 2012-10-27 Joern Rennecke <joern.rennecke@embecosm.com>
781 * lra-assigns.c (find_hard_regno_for): Fix use of WORDS_BIG_ENDIAN.
783 2012-10-27 Georg-Johann Lay <avr@gjlay.de>
786 * config/avr/avr.c (avr_out_lpm): Remove unused regno_dest.
788 2012-10-27 Oleg Endo <olegendo@gcc.gnu.org>
791 * config/sh/sh.c (sh1_builtin_p): Comment out unused function.
793 2012-10-27 Uros Bizjak <ubizjak@gmail.com>
795 * config/i386/i386.md (*lea<mode>): Remove unneeded temporary.
797 2012-10-26 David S. Miller <davem@davemloft.net>
799 * config/sparc/constraints.md: Update unused letter list, move
800 "w" near other memory constraints. Remove no longer relevant
802 * doc/md.texi: Sync sparc constraint documentation with reality.
804 2012-10-26 DJ Delorie <dj@redhat.com>
806 * config/rl78/rl78.c (rl78_as_legitimate_address): Do not allow
807 reg+addend addresses for the _far namespace.
809 2012-10-26 Segher Boessenkool <segher@kernel.crashing.org>
811 * config/rs6000/sync.md (ATOMIC): Correct DI condition.
813 2012-10-26 Jakub Jelinek <jakub@redhat.com>
816 * cfgexpand.c (expand_debug_expr): Expand &MEM_REF[&var, n]
817 as DEBUG_IMPLICIT_PTR + n if &var expands to DEBUG_IMPLICIT_PTR.
818 * tree-sra.c (create_access_replacement): Allow also MEM_REFs
819 with ADDR_EXPR first operand in DECL_DEBUG_EXPR expressions.
820 * var-tracking.c (track_expr_p): Handle MEM_REFs in DECL_DEBUG_EXPR
822 * dwarf2out.c (add_var_loc_to_decl): Likewise.
824 2012-10-26 Jeff Law <law@redhat.com>
826 * tree-ssa-threadedge.c (cond_arg_set_in_bb): Use last stmt.
828 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
830 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
831 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
833 2012-10-26 Teresa Johnson <tejohnson@google.com>
835 * ree.c (add_removable_extension): Remove unnecessary
836 mode check with other extension.
837 * testsuite/gcc.c-torture/execute/20111227-2.c: New test.
838 * testsuite/gcc.c-torture/execute/20111227-3.c: Ditto.
840 2012-10-26 Jan Hubicka <jh@suse.cz>
842 * ipa-inline-transform.c (inline_call): Only account size changes
845 2012-10-26 Martin Jambor <mjambor@suse.cz>
848 * tree-sra.c (struct access): New flag grp_to_be_debug_replaced.
849 (dump_access): Dump the new flag.
850 (analyze_access_subtree): Set the new flag when appropriate.
851 (create_access_replacement): Handle debug replacements differently.
852 (generate_subtree_copies): Handle the grp_to_be_debug_replaced flag.
853 (init_subtree_with_zero): Likewise.
854 (sra_modify_expr): Likewise.
855 (load_assign_lhs_subreplacements): Likewise.
856 (sra_modify_assign): Likewise.
858 2012-10-23 Yuri Rumyantsev <ysrumyan@gmail.com>
860 * config/i386/i386.c (insn_is_function_arg) : Add check on CALL
862 (ix86_dependencies_evaluation_hook): Insert dependencies in all
863 predecessors of call block for non-trivial region avoiding creation
864 of loop-carried dependency to avoid cross-block motion of HW registers.
866 2012-10-26 Richard Biener <rguenther@suse.de>
869 * tree-optimize.c (execute_fixup_cfg): Insert __builtin_unreachable
870 at the end of blocks with no successors.
872 2012-10-26 Alexander Ivchenko <alexander.ivchenko@intel.com>
873 Uros Bizjak <ubizjak@gmail.com>
875 * common/config/i386/i386-common.c
876 (OPTION_MASK_ISA_FXSR_SET): New.
877 (OPTION_MASK_ISA_XSAVE_SET): Likewise.
878 (OPTION_MASK_ISA_XSAVEOPT_SET): Likewise.
879 (ix86_handle_option): Handle mfxsr, mxsave, mxsaveopt options.
880 * config.gcc (i[34567]86-*-*): Add fxsrintrin.h,
881 xsaveintrin.h, xsaveoptintrin.h.
882 (x86_64-*-*): Likewise.
883 * config/i386/fxsrintrin.h: New header.
884 * config/i386/xsaveintrin.h: Likewise.
885 * config/i386/xsaveoptintrin.h: Likewise.
886 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
887 FXSR/XSAVE/XSAVEOPT support.
888 * config/i386/i386-builtin-types.def
889 (VOID_FTYPE_PVOID_INT64): New function type.
890 * config/i386/i386-c.c: Define __FXSR__, __XSAVE__
891 and __XSAVEOPT__ if needed.
892 * config/i386/i386.c (ix86_target_string): Define -mfxsr,
893 -mxsave and -mxsaveopt options.
895 (PTA_XSAVE): Likewise.
896 (PTA_XSAVEOPT): Likewise.
897 (ix86_option_override_internal): Handle new option.
898 (processor_alias_table): Added PTA_FXSR, PTA_XSAVE, PTA_XSAVEOPT.
899 (ix86_valid_target_attribute_inner_p): Add OPT_mfxsr,
900 OPT_mxsave, OPT_mxsaveopt.
901 (ix86_builtins): Add IX86_BUILTIN_FXSAVE, IX86_BUILTIN_FXRSTOR,
902 IX86_BUILTIN_FXSAVE64, IX86_BUILTIN_XSAVE, IX86_BUILTIN_XSAVE64,
903 IX86_BUILTIN_XRSTOR, IX86_BUILTIN_XRSTOR64, IX86_BUILTIN_XSAVEOPT,
904 IX86_BUILTIN_XSAVEOPT64.
905 (ix86_expand_builtin): Handle these built-ins.
906 * config/i386/i386.h (TARGET_FXSR): New.
907 (TARGET_XSAVE): Likewise.
908 (TARGET_XSAVEOPT): Likewise.
909 * config/i386/i386.md (ANY_XSAVE): New int iterator.
910 (ANY_XSAVE64): Likewise.
911 (xsave): New int attribute.
912 (fxsave): New instruction.
913 (fxsave64): Likewise.
915 (fxrstor64): Likewise.
917 (<xsave>_rex64): Likewise.
919 (xrstor_rex64): Likewise.
920 (xrstor64): Likewise.
921 * config/i386/i386.opt (mfxsr): New.
923 (mxsaveopt): Likewise.
924 * config/i386/x86intrin.h: Include
925 xsaveintrin.h, fxsrintrin.h, xsaveoptintrin.h.
927 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
929 * config/avr/t-rtems: Revert previous commit.
931 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
934 * Makefile.in (rtlanal.o): Add dependency on addresses.h.
935 * rtl.h (address_info): New structure.
936 (strip_address_mutations, decompose_address, decompose_lea_address)
937 (decompose_mem_address, update_address, get_index_scale)
938 (get_index_code): Declare.
939 * rtlanal.c: Include addresses.h.
940 (strip_address_mutations, must_be_base_p, must_be_index_p)
941 (set_address_segment, set_address_base, set_address_index)
942 (set_address_disp, decompose_incdec_address, decompose_automod_address)
943 (extract_plus_operands, baseness, decompose_normal_address)
944 (decompose_address, decompose_lea_address, decompose_mem_address)
945 (update_address, get_index_scale, get_index_code): New functions.
946 * lra-constraints.c (strip_subreg): New function.
947 (address, extract_loc_address_regs, extract_address_regs)
948 (get_index_scale): Delete.
949 (process_addr_reg): Apply strip_subreg to the location.
950 (uses_hard_regs_p): Use decompose_mem_address.
951 (valid_address_p, base_plus_disp_to_reg, can_add_disp_p)
952 (equiv_address_substitution): Take an address_info rather
953 than an address. Remove other arguments. Avoid using Pmode.
954 (process_address): Use decompose_mem_address and decompose_lea_address.
955 Update calls to above functions.
957 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
959 * lra-constraints.c (process_address): Tighten arguments to
960 base_reg_class. Use simplify_gen_binary to generate PLUS rtxes.
962 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
964 * lra-constraints.c (get_index_scale, can_add_disp_p): New functions.
965 (equiv_address_substitution): Use them.
967 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
969 * lra-constraints.c (valid_address_p): New function, split out from...
970 (process_address): ...here.
972 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
974 * lra-constraints.c (process_address): Describe the kinds of address
977 2012-10-25 Vladimir Makarov <vmakarov@redhat.com>
979 * lra-int.h (lra_assert): Redefine it gcc_checking_assert.
980 * lra-constraints.c (check_and_process_move): Remove #if
981 ENABLE_ASSERT_CHECKING.
983 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
985 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
987 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
989 2012-10-25 David S. Miller <davem@davemloft.net>
991 * config/sparc/constraints.md ("U"): Delete.
992 * config/sparc/sparc.md: Use 'r' constraint instead of 'U'.
993 * config/sparc/sync.md: Likewise.
995 2012-10-25 Lawrence Crowl <crowl@google.com>
997 * hash-table.h: Add usage documentation.
998 (template struct typed_free_remove): Clarify documentation.
999 Rename template parameter.
1000 (struct typed_noop_remove): Likewise.
1001 (descriptor concept): Change typedef T to value_type.
1002 Add typedef compare_type. Use more precise template parameter name,
1003 Descriptor instead of Descr. Update users to match.
1004 (struct hash_table): Change 'find' parameters to use compare_type
1005 instead of the value type.
1007 2012-10-25 Jan Hubicka <jh@suse.cz>
1009 * ipa-cp.c (ipcp_discover_new_direct_edges): If something was turned
1010 to direct call update the summary.
1011 * ipa-inline-transform.c (inline_call): Sanity check that summaries
1012 match the predicted effect; fix updating of summary after edge
1014 * ipa-inline-analysis.c (inline_node_duplication_hook): Do not try
1015 to update the summary and recompute it instead.
1016 (estimate_function_body_sizes): Fix self size estimation; double
1017 check that it agrees with inline_update_overall_summary.
1018 (estimate_edge_size_and_time): Handle devirtualizaiton costs.
1019 (estimate_edge_devirt_benefit): Update to be called from
1020 estimate_edge_size_and_time.
1021 (estimate_calls_size_and_time): Update.
1022 (estimate_node_size_and_time): Watch overflows.
1023 (inline_merge_summary): Likewise.
1024 * ipa-prob.c: Include ipa-inline.h
1025 (ipa_make_edge_direct_to_target): After redirection update the summary.
1027 2012-10-25 Cary Coutant <ccoutant@google.com>
1030 * dwarf2out.c (prune_unused_types_prune): Check whether DIE is
1031 already a declaration.
1033 2012-10-25 Vladimir Makarov <vmakarov@redhat.com>
1035 * lra-assigns.c (assign_by_spills): Add non-reload pseudos
1036 assigned to hard register to changed_pseudo_bitmap.
1038 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1040 * config.gcc (microblaze*-*-rtems*): New target.
1041 * config/microblaze/rtems.h: New.
1042 * config/microblaze/t-rtems: New.
1044 2012-10-25 Jan Hubicka <jh@suse.cz>
1046 PR tree-optimize/54980
1047 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Fix obvious typo.
1048 (loop_edge_to_cancel): Be sure that the edge is from an conditional
1049 so we can cancel it.
1051 2012-10-25 Marc Glisse <marc.glisse@inria.fr>
1054 * tree.c (signed_or_unsigned_type_for): Handle vectors.
1056 2012-10-25 Jan Hubicka <jh@suse.cz>
1058 * ipa-inline.c (recursive_inlining): Redirect to master
1059 clone before testing profitability.
1061 2012-10-25 Richard Biener <rguenther@suse.de>
1063 PR tree-optimization/54902
1064 * tree-ssa-pre.c (fini_eliminate): Return TODO.
1066 (execute_fre): Likewise.
1067 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1068 blocks before computing dominators.
1070 2012-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1072 * expr.c (emit_block_move_via_loop): Use simplify_gen_binary
1073 rather than gen_rtx_PLUS.
1075 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1079 * ira.c (setup_reg_renumber): Fix assert.
1080 * ira-emit.c (emit_move_list): Update equivalences only for LRA.
1082 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1085 * lra.c: Rename loc to sloc and loc_t to sloc_t.
1087 2012-10-24 Sharad Singhai <singhai@google.com>
1089 * config/rs6000/rs6000.c (rs6000_density_test): Use dump_enabled_p
1090 instead of dump_kind_p.
1092 2012-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1095 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc):
1096 Use diagnostic_append_note.
1097 * diagnostic.c (diagnostic_build_prefix): Make diagnostic const.
1098 (default_diagnostic_finalizer): Do not destroy prefix here.
1099 (diagnostic_report_diagnostic): Destroy it here.
1100 (diagnostic_append_note): New.
1101 * diagnostic.h (diagnostic_append_note): Declare.
1103 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1105 PR rtl-optimization/55055
1106 * lra-spills.c (alter_subregs): New function.
1107 (lra_hard_reg_substitution): Use it.
1109 2012-10-24 Sharad Singhai <singhai@google.com>
1111 * dumpfile.c (dump_enabled_p): Make it inline and move the definition
1113 (dump_kind_p): Deleted. Functionality replaced by dump_enabled_p.
1114 Make alt_dump_file extern.
1115 * dumpfile.h (dump_enabled_p): Move inline definition here.
1116 (dump_kind_p): Delete declaration.
1117 Add extern declaration of alt_dump_file.
1118 * toplev.c: Move dump_file and dump_file_name to dumpfile.c.
1119 * tree-vect-loop-manip.c: Replace all uses of dump_kind_p with
1121 * tree-vectorizer.c: Likewise.
1122 * tree-vect-loop.c: Likewise.
1123 * tree-vect-data-refs.c: Likewise.
1124 * tree-vect-patterns.c: Likewise.
1125 * tree-vect-stmts.c: Likewise.
1126 * tree-vect-slp.c: Likewise.
1128 2012-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1130 * expmed.c (lowpart_bit_field_p): Add missing == 0 check.
1132 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1135 * lra-constraints.c (extract_loc_address_regs): Pass top_p for
1136 ZERO_EXTEND operand.
1138 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1141 * lra-constraints.c (update_ebb_live_info): Skip
1142 non-NOTE_INSN_BASIC_BLOCK notes.
1144 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1146 PR rtl-optimization/55010
1147 * cse.c (fold_rtx) <RTX_COMPARE>: Call copy_rtx on folded_arg{0,1}
1148 before passing it to simplify_relational_operation.
1151 * gimple.h (is_gimple_sizepos): New inline function.
1152 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1153 final assignment to expr variable.
1154 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1155 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1156 into a local temporary.
1158 2012-10-23 David S. Miller <davem@davemloft.net>
1160 * config/sparc/constraints.md ("T", "W"): Change
1161 definitions to use define_memory_constraint. Do not match 'reg'.
1162 * config/sparc/sparc.c (memory_ok_for_ldd): Remove all non-MEM
1163 handling code, update comment.
1165 2012-10-23 Ian Lance Taylor <iant@google.com>
1167 * doc/extend.texi (Extended Asm): The '+' constraint does not
1170 2012-10-23 Jeff Law <law@redhat.com>
1172 * tree-ssa-threadedge.c (thread_across_edge): Remove unused
1173 parameter in call to cond_arg_set_in_bb.
1175 * tree-ssa-threadedge.c (cond_arg_set_in_bb): Remove unused
1178 PR tree-optimization/54985
1179 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1180 from thread_across_edge.
1181 (thread_across_edge): Use it in all cases where we might thread
1184 2012-10-23 Vladimir Makarov <vmakarov@redhat.com>
1186 * lra-constraints.c (update_ebb_live_info): Process empty blocks.
1188 2012-10-23 Richard Sandiford <rdsandiford@googlemail.com>
1190 * expmed.c (store_split_bit_field): Update the calls to
1191 extract_fixed_bit_field. In the big-endian case, always
1192 use the mode of OP0 to count the number of significant bits.
1193 (extract_bit_field_1): Remove unit, offset, bitpos and
1194 byte_offset from the outermost scope. Express conditions in terms
1195 of bitnum rather than offset, bitpos and byte_offset. Move the
1196 computation of MODE1 to the block that needs it. Use MODE unless
1197 the TMODE-based mode_for_size calculation succeeds. Split the
1198 plain move cases into two, one for memory accesses and one for
1199 register accesses. Generalize the memory case, freeing it from
1200 the old register-based endian checks. Move the INT_MODE calculation
1201 above the code that needs it. Use simplify_gen_subreg to handle
1202 multiword OP0s. If the field still spans several words, pass it
1203 directly to extract_split_bit_field. Assume after that point
1204 that both targets and register sources fit within a word.
1205 Replace x-prefixed variables with non-prefixed forms.
1206 Compute the bitpos for ext(z)v register operands directly in the
1207 chosen unit size, rather than going through an intermediate
1208 BITS_PER_WORD unit size. Simplify the containment check
1209 used when forcing OP0 into a register. Update the call to
1210 extract_fixed_bit_field.
1211 (extract_fixed_bit_field): Replace the bitpos and offset parameters
1212 with a single bitnum parameter, of the same form as extract_bit_field.
1213 Assume that OP0 contains the full field. Simplify the memory offset
1214 calculation and containment check for volatile bitfields. Make the
1215 offset explicit when volatile bitfields force a misaligned access.
1216 Remove WARNED and fix long lines. Assert that the processed OP0
1217 has an integral mode.
1218 (store_split_bit_field): Update the call to store_fixed_bit_field.
1220 2012-10-23 Richard Sandiford <rdsandiford@googlemail.com>
1222 * expmed.c (lowpart_bit_field_p): New function.
1223 (store_bit_field_1): Remove unit, offset, bitpos and byte_offset
1224 from the outermost scope. Express conditions in terms of bitnum
1225 rather than offset, bitpos and byte_offset. Split the plain move
1226 cases into two, one for memory accesses and one for register accesses.
1227 Allow simplify_gen_subreg to fail rather than calling validate_subreg.
1228 Move the handling of multiword OP0s after the code that coerces VALUE
1229 to an integer mode. Use simplify_gen_subreg for this case and assert
1230 that it succeeds. If the field still spans several words, pass it
1231 directly to store_split_bit_field. Assume after that point that
1232 both sources and register targets fit within a word. Replace
1233 x-prefixed variables with non-prefixed forms. Compute the bitpos
1234 for insv register operands directly in the chosen unit size, rather
1235 than going through an intermediate BITS_PER_WORD unit size.
1236 Update the call to store_fixed_bit_field.
1237 (store_fixed_bit_field): Replace the bitpos and offset parameters
1238 with a single bitnum parameter, of the same form as store_bit_field.
1239 Assume that OP0 contains the full field. Simplify the memory offset
1240 calculation. Assert that the processed OP0 has an integral mode.
1241 (store_split_bit_field): Update the call to store_fixed_bit_field.
1243 2012-10-23 Paul Koning <ni1d@arrl.net>
1246 * dwarf2out.c (prune_unused_types_prune): If pruning a class and
1247 not all its children were marked, add DW_AT_declaration flag.
1249 2012-10-23 Ian Bolton <ian.bolton@arm.com>
1250 James Greenhalgh <james.greenhalgh@arm.com>
1251 Jim MacArthur <jim.macarthur@arm.com>
1252 Marcus Shawcroft <marcus.shawcroft@arm.com>
1253 Nigel Stephens <nigel.stephens@arm.com>
1254 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1255 Richard Earnshaw <rearnsha@arm.com>
1256 Sofiane Naci <sofiane.naci@arm.com>
1257 Stephen Thomas <stephen.thomas@arm.com>
1258 Tejas Belagod <tejas.belagod@arm.com>
1259 Yufeng Zhang <yufeng.zhang@arm.com>
1261 * config.gcc: Add AArch64.
1262 * configure.ac: Add AArch64 TLS support detection.
1263 * configure: Regenerate.
1265 2012-10-23 Ian Bolton <ian.bolton@arm.com>
1266 James Greenhalgh <james.greenhalgh@arm.com>
1267 Jim MacArthur <jim.macarthur@arm.com>
1268 Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
1269 Marcus Shawcroft <marcus.shawcroft@arm.com>
1270 Nigel Stephens <nigel.stephens@arm.com>
1271 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1272 Richard Earnshaw <rearnsha@arm.com>
1273 Sofiane Naci <sofiane.naci@arm.com>
1274 Stephen Thomas <stephen.thomas@arm.com>
1275 Tejas Belagod <tejas.belagod@arm.com>
1276 Yufeng Zhang <yufeng.zhang@arm.com>
1278 * doc/invoke.texi (AArch64 Options): New.
1279 * doc/md.texi (Machine Constraints): Add AArch64.
1281 2012-10-23 Ian Bolton <ian.bolton@arm.com>
1282 James Greenhalgh <james.greenhalgh@arm.com>
1283 Jim MacArthur <jim.macarthur@arm.com>
1284 Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
1285 Marcus Shawcroft <marcus.shawcroft@arm.com>
1286 Nigel Stephens <nigel.stephens@arm.com>
1287 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1288 Richard Earnshaw <rearnsha@arm.com>
1289 Sofiane Naci <sofiane.naci@arm.com>
1290 Stephen Thomas <stephen.thomas@arm.com>
1291 Tejas Belagod <tejas.belagod@arm.com>
1292 Yufeng Zhang <yufeng.zhang@arm.com>
1294 * common/config/aarch64/aarch64-common.c: New file.
1295 * config/aarch64/aarch64-arches.def: New file.
1296 * config/aarch64/aarch64-builtins.c: New file.
1297 * config/aarch64/aarch64-cores.def: New file.
1298 * config/aarch64/aarch64-elf-raw.h: New file.
1299 * config/aarch64/aarch64-elf.h: New file.
1300 * config/aarch64/aarch64-generic.md: New file.
1301 * config/aarch64/aarch64-linux.h: New file.
1302 * config/aarch64/aarch64-modes.def: New file.
1303 * config/aarch64/aarch64-option-extensions.def: New file.
1304 * config/aarch64/aarch64-opts.h: New file.
1305 * config/aarch64/aarch64-protos.h: New file.
1306 * config/aarch64/aarch64-simd.md: New file.
1307 * config/aarch64/aarch64-tune.md: New file.
1308 * config/aarch64/aarch64.c: New file.
1309 * config/aarch64/aarch64.h: New file.
1310 * config/aarch64/aarch64.md: New file.
1311 * config/aarch64/aarch64.opt: New file.
1312 * config/aarch64/arm_neon.h: New file.
1313 * config/aarch64/constraints.md: New file.
1314 * config/aarch64/gentune.sh: New file.
1315 * config/aarch64/iterators.md: New file.
1316 * config/aarch64/large.md: New file.
1317 * config/aarch64/predicates.md: New file.
1318 * config/aarch64/small.md: New file.
1319 * config/aarch64/sync.md: New file.
1320 * config/aarch64/t-aarch64-linux: New file.
1321 * config/aarch64/t-aarch64: New file.
1323 2012-10-23 Michael Matz <matz@suse.de>
1325 * tree-ssa-operands.h (struct def_optype_d, def_optype_p): Remove.
1326 (ssa_operands.free_defs): Remove.
1327 (DEF_OP_PTR, DEF_OP): Remove.
1328 (struct ssa_operand_iterator_d): Remove 'defs', add 'flags' members,
1329 rename 'phi_stmt' to 'stmt', 'phi_i' to 'i' and 'num_phi' to 'numops'.
1330 * gimple.h (gimple_statement_with_ops.def_ops): Remove.
1331 (gimple_def_ops, gimple_set_def_ops): Remove.
1332 (gimple_vdef_op): Don't take const gimple, adjust.
1333 (gimple_asm_input_op, gimple_asm_input_op_ptr,
1334 gimple_asm_set_input_op, gimple_asm_output_op,
1335 gimple_asm_output_op_ptr, gimple_asm_set_output_op): Adjust asserts,
1336 and rewrite to move def operands to front.
1337 (gimple_asm_clobber_op, gimple_asm_set_clobber_op,
1338 gimple_asm_label_op, gimple_asm_set_label_op): Correct asserts.
1339 * tree-ssa-operands.c (build_defs): Remove.
1340 (init_ssa_operands): Don't initialize it.
1341 (fini_ssa_operands): Don't free it.
1342 (cleanup_build_arrays): Don't truncate it.
1343 (finalize_ssa_stmt_operands): Don't assert on it.
1344 (alloc_def, add_def_op, append_def): Remove.
1345 (finalize_ssa_defs): Remove building of def_ops list.
1346 (finalize_ssa_uses): Don't mark for SSA renaming here, ...
1347 (add_stmt_operand): ... but here, don't call append_def.
1348 (get_indirect_ref_operands): Remove recurse_on_base argument.
1349 (get_expr_operands): Adjust call to get_indirect_ref_operands.
1350 (verify_ssa_operands): Don't check def operands.
1351 (free_stmt_operands): Don't free def operands.
1352 * gimple.c (gimple_copy): Don't clear def operands.
1353 * tree-flow-inline.h (op_iter_next_use): Adjust to explicitely
1355 (op_iter_next_tree, op_iter_next_def): Ditto.
1356 (clear_and_done_ssa_iter): Clear new fields.
1357 (op_iter_init): Adjust to setup new iterator structure.
1358 (op_iter_init_phiuse): Adjust.
1360 2012-10-23 Greta Yorsh <Greta.Yorsh@arm.com>
1362 * config/arm/arm.c (offset_ok_for_ldrd_strd): Return false for Thumb1.
1364 2012-10-23 Vladimir Makarov <vmakarov@redhat.com>
1366 * dbxout.c (dbxout_symbol_location): Pass new argument to alter_subreg.
1367 * dwarf2out.c: Include ira.h and lra.h.
1368 (based_loc_descr, compute_frame_pointer_to_fb_displacement): Use
1369 lra_eliminate_regs for LRA instead of eliminate_regs.
1370 * expr.c (emit_move_insn_1): Pass an additional argument to
1371 emit_move_via_integer. Use emit_move_via_integer for LRA only if
1372 the insn is recognized.
1373 * emit-rtl.c (gen_rtx_REG): Add lra_in_progress.
1374 (validate_subreg): Don't check offset for LRA and floating point modes.
1375 * final.c (final_scan_insn, cleanup_subreg_operands): Pass new
1376 argument to alter_subreg.
1377 (walk_alter_subreg, output_operand): Ditto.
1378 (alter_subreg): Add new argument.
1379 * gcse.c (calculate_bb_reg_pressure): Add parameter to
1380 ira_setup_eliminable_regset call.
1381 * ira.c: Include lra.h.
1382 (ira_init_once, ira_init, ira_finish_once): Call lra_start_once,
1383 lra_init, lra_finish_once in anyway.
1384 (ira_setup_eliminable_regset): Add parameter. Remove need_fp.
1385 Call lra_init_elimination and mark HARD_FRAME_POINTER_REGNUM as
1386 living forever if frame_pointer_needed.
1387 (setup_reg_class_relations): Set up ira_reg_class_subset.
1388 (ira_reg_equiv_invariant_p, ira_reg_equiv_const): Remove.
1389 (find_reg_equiv_invariant_const): Ditto.
1390 (setup_reg_renumber): Use ira_equiv_no_lvalue_p instead of
1391 ira_reg_equiv_invariant_p. Skip caps for LRA.
1392 (setup_reg_equiv_init, ira_update_equiv_info_by_shuffle_insn): New
1394 (ira_reg_equiv_len, ira_reg_equiv): New externals.
1395 (ira_reg_equiv): New.
1396 (ira_expand_reg_equiv, init_reg_equiv, finish_reg_equiv): New
1398 (no_equiv, update_equiv_regs): Use ira_reg_equiv instead of
1400 (setup_reg_equiv): New function.
1401 (ira_use_lra_p): New global.
1402 (ira): Set up lra_simple_p and ira_conflicts_p. Set up and
1403 restore flag_caller_saves and flag_ira_region. Move
1404 initialization of ira_obstack and ira_bitmap_obstack upper. Call
1405 init_reg_equiv, setup_reg_equiv, and setup_reg_equiv_init instead
1406 of initialization of ira_reg_equiv_len, ira_reg_equiv_invariant_p,
1407 and ira_reg_equiv_const. Call ira_setup_eliminable_regset with a
1408 new argument. Don't flatten IRA IRA for LRA. Don't reassign
1409 conflict allocnos for LRA. Call finish_reg_equiv.
1410 (do_reload): Prepare code for LRA call. Call LRA.
1411 * ira.h (ira_use_lra_p): New external.
1412 (struct target_ira): Add members x_ira_class_subset_p
1413 x_ira_reg_class_subset, and x_ira_reg_classes_intersect_p.
1414 (ira_class_subset_p, ira_reg_class_subset): New macros.
1415 (ira_reg_classes_intersect_p): New macro.
1416 (struct ira_reg_equiv): New.
1417 (ira_setup_eliminable_regset): Add an argument.
1418 (ira_expand_reg_equiv, ira_update_equiv_info_by_shuffle_insn): New
1420 * ira-color.c (color_pass, move_spill_restore, coalesce_allocnos):
1421 Use ira_equiv_no_lvalue_p.
1422 (coalesce_spill_slots, ira_sort_regnos_for_alter_reg): Ditto.
1423 * ira-emit.c (ira_create_new_reg): Call ira_expand_reg_equiv.
1424 (generate_edge_moves, change_loop) Use ira_equiv_no_lvalue_p.
1425 (emit_move_list): Simplify code. Call
1426 ira_update_equiv_info_by_shuffle_insn. Use ira_reg_equiv instead
1427 of ira_reg_equiv_invariant_p and ira_reg_equiv_const. Change assert.
1428 * ira-int.h (struct target_ira_int): Remove x_ira_class_subset_p
1429 and x_ira_reg_classes_intersect_p.
1430 (ira_class_subset_p, ira_reg_classes_intersect_p): Remove.
1431 (ira_reg_equiv_len, ira_reg_equiv_invariant_p): Ditto.
1432 (ira_reg_equiv_const): Ditto.
1433 (ira_equiv_no_lvalue_p): New function.
1434 * jump.c (true_regnum): Always use hard_regno for subreg_get_info
1435 when lra is in progress.
1436 * haifa-sched.c (sched_init): Pass new argument to
1437 ira_setup_eliminable_regset.
1438 * loop-invariant.c (calculate_loop_reg_pressure): Pass new
1439 argument to ira_setup_eliminable_regset.
1443 * lra-assigns.c: Ditto.
1444 * lra-constraints.c: Ditto.
1445 * lra-coalesce.c: Ditto.
1446 * lra-eliminations.c: Ditto.
1447 * lra-lives.c: Ditto.
1448 * lra-spills.c: Ditto.
1449 * Makefile.in (LRA_INT_H): New.
1450 (OBJS): Add lra.o, lra-assigns.o, lra-coalesce.o, lra-constraints.o,
1451 lra-eliminations.o, lra-lives.o, and lra-spills.o.
1452 (dwarf2out.o): Add dependence on ira.h and lra.h.
1453 (ira.o): Add dependence on lra.h.
1454 (lra.o, lra-assigns.o, lra-coalesce.o, lra-constraints.o): New entries.
1455 (lra-eliminations.o, lra-lives.o, lra-spills.o): Ditto.
1456 * output.h (alter_subreg): Add new argument.
1457 * rtlanal.c (simplify_subreg_regno): Permit mode changes for LRA.
1458 Permit ARG_POINTER_REGNUM and STACK_POINTER_REGNUM for LRA.
1459 * recog.c (general_operand, register_operand): Accept paradoxical
1460 FLOAT_MODE subregs for LRA.
1461 (scratch_operand): Accept pseudos for LRA.
1462 * rtl.h (lra_in_progress): New external.
1463 (debug_bb_n_slim, debug_bb_slim, print_value_slim): New prototypes.
1464 (debug_rtl_slim, debug_insn_slim): Ditto.
1465 * sdbout.c (sdbout_symbol): Pass new argument to alter_subreg.
1466 * sched-vis.c (print_value_slim): New.
1467 * target.def (lra_p): New hook.
1468 (register_priority): Ditto.
1469 (different_addr_displacement_p): Ditto.
1470 (spill_class): Ditto.
1471 * target-globals.h (this_target_lra_int): New external.
1472 (target_globals): New member lra_int.
1473 (restore_target_globals): Restore this_target_lra_int.
1474 * target-globals.c: Include lra-int.h.
1475 (default_target_globals): Add &default_target_lra_int.
1476 * targhooks.c (default_lra_p): New function.
1477 (default_register_priority): Ditto.
1478 (default_different_addr_displacement_p): Ditto.
1479 * targhooks.h (default_lra_p): Declare.
1480 (default_register_priority): Ditto.
1481 (default_different_addr_displacement_p): Ditto.
1482 * timevar.def (TV_LRA, TV_LRA_ELIMINATE, TV_LRA_INHERITANCE): New.
1483 (TV_LRA_CREATE_LIVE_RANGES, TV_LRA_ASSIGN, TV_LRA_COALESCE): New.
1484 * config/arm/arm.c (load_multiple_sequence): Pass new argument to
1486 (store_multiple_sequence): Ditto.
1487 * config/i386/i386.h (enum ix86_tune_indices): Add
1488 X86_TUNE_GENERAL_REGS_SSE_SPILL.
1489 (TARGET_GENERAL_REGS_SSE_SPILL): New macro.
1490 * config/i386/i386.c (initial_ix86_tune_features): Set up
1491 X86_TUNE_GENERAL_REGS_SSE_SPILL for m_COREI7 and m_CORE2I7.
1492 (ix86_lra_p, ix86_register_priority): New functions.
1493 (ix86_secondary_reload): Add NON_Q_REGS, SIREG, DIREG.
1494 (inline_secondary_memory_needed): Change assert.
1495 (ix86_spill_class): New function.
1496 (TARGET_LRA_P, TARGET_REGISTER_BANK, TARGET_SPILL_CLASS): New macros.
1497 * config/m68k/m68k.c (emit_move_sequence): Pass new argument to
1499 * config/m32r/m32r.c (gen_split_move_double): Ditto.
1500 * config/pa/pa.c (pa_emit_move_sequence): Ditto.
1501 * config/sh/sh.md: Ditto.
1502 * config/v850/v850.c (v850_reorg): Ditto.
1503 * config/xtensa/xtensa.c (fixup_subreg_mem): Ditto.
1504 * doc/md.texi: Add new interpretation of hint * for LRA.
1505 * doc/passes.texi: Describe LRA pass.
1506 * doc/tm.texi.in: Add TARGET_LRA_P, TARGET_REGISTER_PRIORITY,
1507 TARGET_DIFFERENT_ADDR_DISPLACEMENT_P, and TARGET_SPILL_CLASS.
1508 * doc/tm.texi: Update.
1510 2012-10-23 Jan Hubicka <jh@suse.cz>
1512 * loop-unroll.c (decide_peel_simple): Simple peeling makes sense even
1513 with simple loops; bound number of branches only when FDO is not
1515 (decide_unroll_stupid): Mention that num_loop_branches heuristics
1518 2012-10-23 Nick Clifton <nickc@redhat.com>
1521 * config/iq2000/iq2000.c (iq2000_function_arg_advance): Suppress
1522 compile time warning about pointer printing.
1524 2012-10-23 Joseph Myers <joseph@codesourcery.com>
1526 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1527 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu): Use
1528 glibc-c.o in c_target_objs and cxx_target_objs. Use t-glibc in
1529 tmake_file. Set target_has_targetcm.
1530 (tilegx-*-linux*, tilepro-*-linux*): Append to c_target_objs and
1531 cxx_target_objs rather than overriding previous value.
1532 * config/glibc-c.c, config/t-glibc: New.
1533 * doc/tm.texi.in (TARGET_C_PREINCLUDE): New @hook.
1534 * doc/tm.texi: Regenerate.
1535 * hooks.c (hook_constcharptr_void_null): New.
1536 * hooks.h (hook_constcharptr_void_null): Declare.
1538 2012-10-23 Eric Botcazou <ebotcazou@adacore.com>
1540 * config/mips/linux-common.h (STACK_CHECK_STATIC_BUILTIN): Define.
1541 (STACK_CHECK_PROTECT): Likewise.
1542 * config/mips/mips.h (MIPS_PROLOGUE_TEMP2_REGNUM): Likewise.
1543 (MIPS_PROLOGUE_TEMP2): Likewise.
1544 * config/mips/mips-protos.h (mips_output_probe_stack_range): Declare.
1545 * config/mips/mips.c: Include common/common-target.h.
1546 (mips_emit_probe_stack_range): New function.
1547 (mips_output_probe_stack_range): Likewise.
1548 (mips_expand_prologue): Invoke mips_emit_probe_stack_range if static
1549 builtin stack checking is enabled.
1550 * config/mips/mips.md (UNSPEC_PROBE_STACK_RANGE): New constant.
1551 (probe_stack_range_<P:mode>): New insn.
1553 2012-10-23 Marc Glisse <marc.glisse@inria.fr>
1555 * tree-ssa-forwprop.c (forward_propagate_into_cond): Handle vectors.
1556 * fold-const.c (fold_relational_const): Handle VECTOR_CST.
1557 * doc/generic.texi (VEC_COND_EXPR): Document current policy.
1559 2012-10-23 Jan Hubicka <jh@suse.cz>
1562 * tree-ssa-loop-niter.c (record_estimate): Do not try to lower
1563 the bound of non-is_exit statements.
1564 (maybe_lower_iteration_bound): Do it here.
1565 (estimate_numbers_of_iterations_loop): Call it.
1567 2012-10-23 Jan Hubicka <jh@suse.cz>
1570 * cfgloopmanip.c (fix_bb_placements): Add loop_closed_ssa_invalidated;
1571 track basic blocks that moved out of their loops.
1573 (remove_path): Update.
1574 (fix_loop_placements): Update.
1575 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add
1576 loop_closed_ssa_invalidated parameter; pass it around.
1577 (canonicalize_loop_induction_variables): Update loop closed
1579 (tree_unroll_loops_completely): Likewise; do irred update out of
1580 the outer loop; verify that SSA form is closed.
1581 * cfgloop.h (unrloop): Update.
1583 2012-10-23 Terry Guo <terry.guo@arm.com>
1586 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1589 2012-10-23 Hans-Peter Nilsson <hp@bitrange.com>
1593 * stmt.c (expand_nl_goto_receiver): Remove almost-copy of
1594 expand_builtin_setjmp_receiver.
1595 (expand_label): Adjust, call expand_builtin_setjmp_receiver
1596 with NULL for the label parameter.
1597 * builtins.c (expand_builtin_setjmp_receiver): Don't clobber
1598 the frame-pointer. Adjust comments.
1599 [HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
1600 only if LABEL is non-NULL.
1602 2012-10-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1604 PR tree-optimization/55008
1605 * gimple-ssa-strength-reduction.c (find_basis_for_candidate):
1606 Don't allow a candidate to be a basis for itself under another
1609 2012-10-22 Sharad Singhai <singhai@google.com>
1611 * dumpfile.c (dump_phase_enabled_p): Renamed dump_enabled_p. Update
1613 (dump_enabled_p): A new function to check if any of the dump files
1615 (dump_kind_p): Remove check for current_function_decl. Add check for
1616 dumpfile and alt_dump_file.
1617 * dumpfile.h: Add declaration of dump_enabled_p.
1619 2012-10-22 Richard Biener <rguenther@suse.de>
1622 * tree-streamer-in.c (unpack_ts_int_cst_value_fields): Remove
1625 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1627 * config/i386/i386.c (memory_address_length): Assert that non-null
1628 base or index RTXes are registers. Do not check for REG RTXes.
1629 Determine addr32 prefix using SImode_address_operand or
1630 from original base and index RTXes. Simplify code.
1632 2012-10-22 Richard Biener <rguenther@suse.de>
1634 PR tree-optimization/55011
1635 * tree-vrp.c (update_value_range): For invalid lattice transitions
1638 2012-10-22 Julian Brown <julian@codesourcery.com>
1640 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1641 VFP D registers in big-endian mode.
1643 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1645 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1646 Note __AVR_<device>__ is not defined for cores.
1647 Don't point to --help=target.
1649 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
1650 Greta Yorsh <Greta.Yorsh@arm.com>
1652 * config/arm/arm.c (thumb2_emit_ldrd_pop): New function.
1653 (arm_expand_epilogue): Use the new function.
1655 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
1656 Greta Yorsh <Greta.Yorsh@arm.com>
1658 * config/arm/arm.c (thumb2_emit_strd_push): New function.
1659 (arm_expand_prologue): Use the new function.
1661 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
1662 Greta Yorsh <Greta.Yorsh@arm.com>
1664 * config/arm/arm-protos.h (offset_ok_for_ldrd_strd): New declaration.
1665 (operands_ok_ldrd_strd): Likewise.
1666 * config/arm/arm.c (offset_ok_for_ldrd_strd): New function.
1667 (operands_ok_ldrd_strd): Likewise.
1668 * config/arm/arm.md (thumb2_ldrd, thumb2_ldrd_base): New patterns.
1669 (thumb2_ldrd_base_neg): Likewise.
1670 (thumb2_strd, thumb2_strd_base, thumb_strd_base_neg): Likewise.
1671 * predicates.md (ldrd_strd_offset_operand): New predicate.
1672 * config/arm/constraints.md (Do): New constraint.
1674 2012-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1676 * config/mmix/mmix.md ("nonlocal_goto_receiver"): Refer to the
1677 frame-pointer as an operand.
1678 ("*nonlocal_goto_receiver_expanded"): Ditto. Use
1679 mmix_output_register_setting instead of naked output_asm_insn for
1680 the offset from the frame-pointer to the saved rO.
1681 * config/mmix/mmix.c (mmix_output_register_setting): Emit NEGU for
1683 * config/mmix/predicates.md ("frame_pointer_operand"): New.
1684 * config/mmix/constraints.md ("Yf"): New.
1686 * stmt.c (expand_nl_goto_receiver): Remove almost-copy of
1687 expand_builtin_setjmp_receiver.
1688 (expand_label): Adjust, call expand_builtin_setjmp_receiver
1689 with NULL for the label parameter.
1690 * builtins.c (expand_builtin_setjmp_receiver): Don't clobber
1691 the frame-pointer. Adjust comments.
1692 [HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
1693 only if LABEL is non-NULL.
1695 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1697 * config/i386/i386-protos.h (memory_address_length): Add new bool
1698 argument. Update all uses.
1699 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1700 add length of addr32 prefix based on mode of base or index register.
1701 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1702 addresses here. Update call to memory_address_length.
1703 (ix86_print_address_operand): Use SImode_address_operand predicate.
1704 * config/i386/predicates.md (SImode_address_operand): New.
1705 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1706 to calculate "mode" attribute. Use SImode_address_operand predicate
1707 instead of open-coding accepted RTX codes.
1709 2012-10-21 Joern Rennecke <joern.rennecke@embecosm.com>
1711 * rtl.def (ADDR_DIFF_VEC): Fix comment typo.
1713 2012-10-21 Eric Botcazou <ebotcazou@adacore.com>
1715 PR rtl-optimization/44194
1716 * calls.c (expand_call): Allow sibling calls in the PARALLEL case.
1718 2012-10-21 Tobias Burnus <burnus@net-b.de>
1721 * Makefile.in (TARGET_SYSTEM_ROOT_DEFINE): New.
1723 2012-10-21 Chung-Lin Tang <cltang@codesourcery.com>
1725 * config/xtensa/xtensa.c (xtensa_expand_builtin): Remove unused 'arg'
1728 2012-10-20 Eric Botcazou <ebotcazou@adacore.com>
1730 PR rtl-optimization/54315
1731 * calls.c (expand_call): Don't deal specifically with BLKmode values
1732 returned in naked registers.
1733 * expr.h (copy_blkmode_from_reg): Adjust prototype.
1734 * expr.c (copy_blkmode_from_reg): Rename first parameter into
1735 TARGET and make it required. Assert that SRCREG hasn't BLKmode.
1736 Add a couple of short-circuits for common cases and be prepared
1737 for sub-word registers.
1738 (expand_assignment): Call copy_blkmode_from_reg for BLKmode values
1739 returned in naked registers.
1740 (store_expr): Likewise.
1741 (store_field): Likewise.
1743 2012-10-20 Jan Hubicka <jh@suse.cz>
1745 * loop-unroll.c (decide_unroll_constant_iterations): Don't
1746 perform unrolling for loops with low iterations bounds or estimates.
1748 2012-10-20 Jan Hubicka <jh@suse.cz>
1750 * loop-iv.c (iv_number_of_iterations): Record the upper bound
1751 only if there are no further conditions on it.
1753 2012-10-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1757 * opts.c (finish_options): Remove explicit handling from here.
1759 2012-10-20 Joern Rennecke <joern.rennecke@embecosm.com>
1760 Richard Sandiford <rdsandiford@googlemail.com>
1762 * emit-rtl.c (copy_delay_slot_insn): New function.
1763 * emit-rtl.h (copy_delay_slot_insn): Declare.
1764 * reorg.c: Include "emit-rtl.h".
1765 (steal_delay_list_from_target): Use copy_delay_slot_insn.
1766 (fill_slots_from_thread, fill_simple_delay_slots): Likewise.
1768 * final.c (shorten_branches): When optimizing, start with small
1769 length and increase from there, and don't decrease lengths.
1771 2012-10-19 Jan Hubicka <jh@suse.cz>
1773 * builtins.def (BUILT_IN_UNREACHABLE): Make
1774 ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST.
1775 * builtin-attrs.def (ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST): Define.
1777 2012-10-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1778 Dominique Dhumieres <dominiq@lps.ens.fr>
1780 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Don't assume
1781 OPTION_MASK_STRICT_ALIGN is defined.
1782 (MASK_STRICT_ALIGN): If OPTION_MASK_STRICT_ALIGN is not defined,
1783 define this to 0 for the 3 ports that use it.
1785 * config/rs6000/rs6000.c (OPTION_MASK_STRICT_ALIGN): Don't do
1786 check for ports not having -mstrict-align here, move test to
1788 (MASK_STRICT_ALIGN): Likewise.
1789 (rs6000_debug_reg_global): Print out correct target flag words if
1792 2012-10-19 Marek Polacek <polacek@redhat.com>
1795 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1796 pointer/non-pointer comparison.
1798 2012-10-19 Greta Yorsh <Greta.Yorsh@arm.com>
1800 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1801 new effective target keyword arm_prefer_ldrd_strd.
1803 2012-10-19 Richard Guenther <rguenther@suse.de>
1805 PR tree-optimization/54981
1806 * tree-loop-distribution.c (ssa_name_has_uses_outside_loop_p):
1807 Do not consider debug stmts as uses.
1809 2012-10-19 Richard Biener <rguenther@suse.de>
1811 PR tree-optimization/54976
1812 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1813 Robustify against odd inner_mode inputs.
1815 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1818 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1819 sure the mode is correct when falling through from above cases.
1821 2012-10-19 Bin Cheng <bin.cheng@arm.com>
1823 * common.opt (flag_ira_hoist_pressure): New.
1824 * doc/invoke.texi (-fira-hoist-pressure): Describe.
1825 * ira-costs.c (ira_set_pseudo_classes): New parameter.
1826 * ira.h: Update copyright dates.
1827 (ira_set_pseudo_classes): Update prototype.
1828 * haifa-sched.c (sched_init): Update call.
1829 * ira.c (ira): Update call.
1830 * regmove.c: Update copyright dates.
1831 (regmove_optimize): Update call.
1832 * loop-invariant.c: Update copyright dates.
1833 (move_loop_invariants): Update call.
1834 * gcse.c: (struct bb_data): New structure.
1835 (BB_DATA): New macro.
1836 (curr_bb, curr_reg_pressure): New static variables.
1837 (should_hoist_expr_to_dom): Rename from hoist_expr_reaches_here_p.
1838 Change parameter expr_index to expr.
1839 New parameters pressure_class, nregs and hoisted_bbs.
1840 Use reg pressure to determine the distance expr can be hoisted.
1841 (hoist_code): Use reg pressure to direct the hoist process.
1842 (get_regno_pressure_class, get_pressure_class_and_nregs)
1843 (change_pressure, calculate_bb_reg_pressure): New.
1844 (one_code_hoisting_pass): Calculate register pressure. Allocate
1847 2012-10-19 Bin Cheng <bin.cheng@arm.com>
1849 * gcse.c: Update copyright dates.
1850 (hoist_expr_reaches_here_p): Change parameter type from char *
1853 2012-10-19 Sebastian Huber <sebastian.huber@embedded-brains.de>
1856 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1857 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1859 2012-10-19 Alan Modra <amodra@gmail.com>
1861 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1862 (HAVE_LD_LARGE_TOC): Likewise.
1863 * configure: Regenerate.
1865 2012-10-19 Alan Modra <amodra@gmail.com>
1867 * config/rs6000/predicates.md (splat_input_operand): Don't call
1868 input_operand for MEMs. Instead check for volatile and call
1869 memory_address_addr_space_p with modified mode.
1871 2012-10-18 Uros Bizjak <ubizjak@gmail.com>
1873 * config/i386/i386.md (rdpmc): Remove expander.
1876 (rdpmc): Rename from *rdpmc.
1877 (rdpmc_rex64): Rename from *rdpmc_rex64.
1878 (rdtsc): Rename from *rdtsc.
1879 (rdtsc_rex64): Rename from *rdtsc_rex64.
1880 (rdtscp): Rename from *rdtscp.
1881 (rdtscp_rex64): Rename from *rdtscp_rex64.
1883 * config/i386/i386.c (struct builtin_description bdesc_special_args)
1884 <IX86_BUILTIN_RDTSC>: Use CODE_FOR_NOTHING.
1885 <IX86_BUILTIN_RDTSCP>: Ditto.
1886 (struct builtin_description bdesc__args) <IX86_BUILTIN_RDPMC>: Ditto.
1887 (ix86_expand_builtin) <IX86_BUILTIN_{RDPMC,RDTSC,RDTSCP}>: Handle here.
1889 2012-10-18 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1891 * config/sh/sh.c: Fix comment to silence warning.
1893 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1894 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1895 Sameera Deshpande <sameera.deshpande@arm.com>
1897 * config/arm/cortex-a15-neon.md: New file.
1898 * config/arm/cortex-a15.md (cortex_a15_call): Adjust reservation.
1899 (cortex_a15_load1): Likewise.
1900 (cortex_a15_load3): Likewise.
1901 (cortex_a15_store1): Likewise.
1902 (cortex_a15_store3): Likewise.
1903 (cortex-a15-neon.md): Include.
1905 2012-10-18 Segher Boessenkool <segher@kernel.crashing.org>
1907 * config/rs6000/altivec.md (altivec_lvsl, altivec_lvsr): Add mode.
1908 (altivec_vsumsws_nomode): Delete.
1909 (reduc_splus_<mode>, reduc_uplus_<mode>): Call gen_altivec_vsumsws
1910 instead of gen_altivec_vsumsws_nomode.
1911 (altivec_lvlx, altivec_lvlxl, altivec_lvrx, altivec_lvrxl): Add mode.
1912 * config/rs6000/rs6000.md (probe_stack): Rename to...
1913 (probe_stack_<mode>): ... this. Add mode. Change pattern to
1914 use std instead of stw when appropriate.
1915 (probe_stack): New expander.
1916 (move_from_CR_ov_bit): Add mode.
1917 (splitter for compare_plus_ne0_<mode>, splitter for
1918 compare_plus_ne0_<mode>_1): Remove constraints.
1919 * config/rs6000/sync.md (loadsync): Rename to...
1920 (loadsync_<mode>): ... this. Add mode.
1921 (atomic_load<mode>): Adjust.
1923 2012-10-18 Eric Botcazou <ebotcazou@adacore.com>
1925 * loop-invariant.c: Include target.h.
1926 (check_dependency): Return false for an uninitialized argument register
1927 that is likely to be spilled.
1928 * Makefile.in (loop-invariant.o): Add $(TARGET_H).
1930 2012-10-18 Eric Botcazou <ebotcazou@adacore.com>
1932 * except.c (sjlj_emit_function_enter): Remove unused variable.
1934 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1935 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1937 * config/arm/arm.c (neon_builtin_data): Add vfma and vfms builtins.
1938 * config/arm/neon-docgen.ml (intrinsic_groups): Add
1939 fused-multiply-* groups.
1940 * config/neon-gen.ml (print_feature_test_start): New function.
1941 (print_feature_test_end): Likewise.
1942 (print_variant): Print feature test macros.
1943 * config/arm/neon-testgen.ml (emit_prologue): Allow different
1944 tests to require different effective targets.
1945 (effective_target): New function.
1946 (test_intrinsic): Specify correct effective targets.
1947 * config/arm/neon.md (fma<VCVTF:mode>4_intrinsic): New pattern.
1948 (fmsub<VCVTF:mode>4_intrinsic): Likewise.
1949 (neon_vfma<VCVFT:mode>): New expand.
1950 (neon_vfms<VCVFT:mode>): Likewise.
1951 * config/neon.ml (opcode): Add Vfma and Vfms.
1952 (features): Add Requires_feature.
1953 (ops): Add VFMA and VFMS intrinsics.
1954 * config/arm/arm_neon.h: Regenerate.
1955 * doc/arm-neon-intrinsics.texi: Likewise.
1957 2012-10-18 Richard Guenther <rguenther@suse.de>
1959 * lto-streamer.h (enum LTO_tags): Add LTO_integer_cst.
1960 * lto-streamer-in.c (lto_input_tree): Use it.
1961 * lto-streamer-out.c (lto_output_tree): Likewise, for
1962 !TREE_OVERFLOW integer constants only.
1963 * tree-streamer-in.c (unpack_ts_int_cst_value_fields): New function.
1964 (unpack_value_fields): Call it.
1965 (streamer_read_integer_cst): Simplify.
1966 * tree-streamer-out.c (pack_ts_int_cst_value_fields): New function.
1967 (streamer_pack_tree_bitfields): Call it.
1968 (streamer_write_integer_cst): Adjust.
1970 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1971 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1973 * config.gcc: Add support for ARMv8 for arm*-*-* targets.
1974 * config/arm/arm-arches.def: Add armv8-a
1975 * config/arm/arm-fpus.def: Add fp-armv8, neon-fp-armv8,
1976 crypto-neon-fp-armv8. Add crypto field.
1977 * config/arm/arm-tables.opt: Regenerate.
1978 * config/arm/arm.c (FL_FOR_ARCH8A): Likewise.
1979 (arm_arch8): New global variable.
1980 (ARM_FPU): Add crypto parameter.
1981 (arm_option_override): Set arm_arch8, update comments.
1982 * config/arm/arm.h (TARGET_CRYPTO): New macro.
1983 (arm_fpu_desc): Add crypto field.
1984 (base_architecture): Add ARMv8 entry.
1985 (arm_arch8): New variable declaration.
1986 * config/arm/bpabi.h: ARMv8 supports BE8.
1987 * doc/invoke.texi: Document ARMv8 options.
1989 2012-10-17 Aldy Hernandez <aldyh@redhat.com>
1992 * trans-mem.c (diagnose_tm_1_op): Allow volatiles inside relaxed
1995 2012-10-17 Aldy Hernandez <aldyh@redhat.com>
1997 PR rtl-optimization/54900
1998 * ifcvt.c (noce_can_store_speculate_p): Call
1999 memory_must_be_modified_in_insn_p.
2000 * alias.c (memory_must_be_modified_in_insn_p): New.
2001 (set_dest_equal_p): New.
2002 * rtl.h (memory_must_be_modified_in_p): Protoize.
2004 2012-10-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2006 * config/rs6000/rs6000.opt (rs6000_isa_flags): New flag word to
2007 replace target_flags that gives us 63 possible switches.
2008 (x_rs6000_isa_flags): Save area for rs6000_isa_flags.
2009 (x_rs6000_isa_flags_explicit): Save area for rs6000_isa_flags_explicit.
2010 (rs6000_target_flags_explicit): Delete in favor of
2011 x_rs6000_isa_flags_explicit.
2012 (-mpowerpc64): Change all switches that used to be in target_flags
2013 to now be in rs6000_isa_flags. In using rs6000_isa_flags, the
2014 options machinary will generate names of the form OPITON_<xxx>
2015 instead of TARGET_<xxx> and OPTION_MASK_<xxx> instead of MASK_<xxx>.
2016 (-mpowerpc-gpopt): Likewise.
2017 (-mpowerpc-gfxopt): Likewise.
2018 (-mmfcrf): Likewise.
2019 (-mpopcntb): Likewise.
2020 (-mfprnd): Likewise.
2022 (-mmfpgpr): Likewise.
2023 (-maltivec): Likewise.
2024 (-mhard-dfp): Likewise.
2025 (-mmulhw): Likewise.
2026 (-mdlmzb): Likewise.
2027 (-mmultiple): Likewise.
2028 (-mstring): Likewise.
2029 (-msoft-float): Likewise.
2030 (-mhard-float): Likewise.
2031 (-mpopcntd): Likewise.
2033 (-mno-update): Likewise.
2034 (-mupdate): Likewise.
2035 (-mrecip-precision): Likewise.
2036 (-mminimal-toc): Likewise.
2038 * config/rs6000/aix64.opt (-maix64): Likewise.
2039 (-maix32): Likewise.
2040 * config/rs6000/sysv4.opt (-mstrict-align): Likewise.
2041 (-mrelocatable): Likewise.
2042 (-mlittle-endian): Likewise.
2043 (-mlittle): Likewise.
2044 (-mbig-endian): LIkewise.
2049 * config/rs6000/darwin.opt (-m64): Likewise.
2052 * config/rs6000/rs6000-cpus.def (ISA_2_1_MASKS): Move the various
2053 masks used in rs6000.c here, since they are more logically in this
2054 file. Convert from being enums to just #defines, since the types
2055 of these masks is now HOST_WIDE_INT instead of int. For
2056 POWERPC_MASKS, add MASK_SOFT_FLOAT, since the only use case or'ed
2057 in the mask. Change the use in rs6000.c not to do the OR of
2059 (ISA_2_1_MASKS): Likewise.
2060 (ISA_2_2_MASKS): Likewise.
2061 (ISA_2_4_MASKS): Likewise.
2062 (ISA_2_5_MASKS_EMBEDDED): Likewise.
2063 (ISA_2_5_MASKS_SERVER): Likewise.
2064 (POWERPC_7400_MASK): Likewise.
2065 (POWERPC_MASKS): Likewise.
2066 * config/rs6000/rs6000.c (ISA_2_1_MASKS): Likewise.
2067 (ISA_2_1_MASKS): Likewise.
2068 (ISA_2_2_MASKS): Likewise.
2069 (ISA_2_4_MASKS): Likewise.
2070 (ISA_2_5_MASKS_EMBEDDED): Likewise.
2071 (ISA_2_5_MASKS_SERVER): Likewise.
2072 (POWERPC_7400_MASK): Likewise.
2073 (POWERPC_MASKS): Likewise.
2074 (rs6000_option_override_internal): Likewise.
2076 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Change
2077 all uses of target_flags to rs6000_isa_flags. Change all uses of
2078 target_flags_explicit to rs6000_isa_flags_explicit. Change the
2079 use of MASK_<xxx> to OPTION_MASK_<xxx> that options.h defines when
2080 we use a secondary flags word. Save/restore/print the new flags
2081 word when switching contexts with different target attributes.
2082 (rs6000_option_override_internal): Likewise.
2083 (rs6000_darwin_file_start): Likewise.
2084 (rs6000_opt_masks): Likewise.
2085 (rs6000_inner_target_options): Likewise.
2086 (rs6000_pragma_target_parse): Likewise.
2087 (rs6000_set_current_function): Likewise.
2088 (rs6000_function_specific_save): Likewise.
2089 (rs6000_function_specific_restore): Likewise.
2090 (rs6000_function_specific_print): Likewise.
2091 (rs6000_can_inline_p): Likewise.
2092 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Likewise.
2093 (rs6000_cpu_cpp_builtins): Likewise.
2094 * common/config/rs6000/rs6000-driver.c (rs6000_handle_option):
2097 * config/rs6000/rs6000.h (MASK_ALTIVEC): In moving to using
2098 Var(...) for all of the isa switches, the options machinery now
2099 uses OPTION_MASK_<xxx> instead of MASK_<xxx> for the mask name.
2100 Use #define to map the old name into the new name. For switches
2101 that are defined in aix64.opt, sysv4.opt, and darwin.opt, only do
2102 the definition if those switches were defined.
2103 (MASK_ALTIVEC): Likewise.
2104 (MASK_CMPB): Likewise.
2105 (MASK_DFP): Likewise.
2106 (MASK_DLMZB): Likewise.
2107 (MASK_EABI): Likewise.
2108 (MASK_FPRND): Likewise.
2109 (MASK_HARD_FLOAT): Likewise.
2110 (MASK_ISEL): Likewise.
2111 (MASK_MFCRF): Likewise.
2112 (MASK_MFPGPR): Likewise.
2113 (MASK_MULHW): Likewise.
2114 (MASK_MULTIPLE): Likewise.
2115 (MASK_NO_UPDATE): Likewise.
2116 (MASK_POPCNTB): Likewise.
2117 (MASK_POPCNTD): Likewise.
2118 (MASK_PPC_GFXOPT): Likewise.
2119 (MASK_PPC_GPOPT): Likewise.
2120 (MASK_RECIP_PRECISION): Likewise.
2121 (MASK_SOFT_FLOAT): Likewise.
2122 (MASK_STRICT_ALIGN): Likewise.
2123 (MASK_STRING): Likewise.
2124 (MASK_UPDATE): Likewise.
2125 (MASK_VSX): Likewise.
2126 (MASK_POWERPC64): Likewise.
2127 (MASK_64BIT): Likewise.
2128 (MASK_RELOCATABLE): Likewise.
2129 (MASK_LITTLE_ENDIAN): Likewise.
2130 (MASK_MINIMAL_TOC): Likewise.
2131 (MASK_REGNAMES): Likewise.
2132 (MASK_PROTOTYPE): Likewise.
2133 (rs6000_isa_flags_explicit): Define in terms of the
2134 global_options_set structure.
2136 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS):
2137 Change use of target_flags to rs6000_isa_flags, target_flags_explicit
2138 to rs6000_isa_flags_explicit, and MASK_<xxx> to OPTION_MASK_<xxx>.
2139 * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2140 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2141 * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2142 * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2143 * config/rs6000/freebsd64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2144 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2145 * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2146 * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2147 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2148 (OPTION_LITTLE_ENDIAN): Likewise.
2149 (OPTION_RELOCATABLE): Likewise.
2150 (OPTION_EABI): Likewise.
2151 (OPTION_PROTOTYPE): Likewise.
2152 * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2153 * config/rs6000/option-defaults.h (OPTION_MASK_64BIT): Likewise.
2154 (OPT_ARCH32): Likewise.
2155 (OPT_ARCH64): Likewise.
2156 * config/rs6000/sysv4.h (TARGET_TOC): Likewise.
2157 (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2158 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2159 (TARGET_OS_SYSV_CPP_BUILTINS): Likewise.
2161 * config/rs6000/t-rs6000 (rs6000.o): Add rs6000-cpus.def as a
2164 2012-10-17 Jan Hubicka <jh@suse.cz>
2166 * cfgloopmanip.c (copy_loop_info): New function.
2167 (duplicate_loop): Use it.
2168 (loop_version): Use it.
2169 * loop-unswitch.c (unswitch_loop): Use it.
2170 * cfgloop.h (copy_loop_info): Declare.
2172 2012-10-17 Jan Hubicka <jh@suse.cz>
2174 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Add edge_to_cancel
2175 parameter and use it to estimate code optimized out in the final
2177 (loop_edge_to_cancel): New function.
2178 (try_unroll_loop_completely): New IRRED_IVALIDATED parameter;
2179 handle unrolling loops with bounds given via max_loop_iteratins;
2180 handle unrolling non-inner loops when code size shrinks;
2181 tidy dump output; when the last iteration loop still stays
2182 as loop in the CFG forcongly redirect the latch to
2183 __builtin_unreachable.
2184 (canonicalize_loop_induction_variables): Add irred_invlaidated
2185 parameter; record niter bound derrived; dump
2186 max_loop_iterations bounds; call try_unroll_loop_completely
2187 even if no niter bound is given.
2188 (canonicalize_induction_variables): Handle irred_invalidated.
2189 (tree_unroll_loops_completely): Handle non-innermost loops;
2190 handle irred_invalidated.
2191 * cfgloop.h (unlop): Declare.
2192 * cfgloopmanip.c (unloop): Export.
2193 * tree.c (build_common_builtin_nodes): Build BULTIN_UNREACHABLE.
2195 2012-10-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2197 * opth-gen.awk (TARGET_* generation): Always generate TARGET_<xxx>
2198 for Mask options, whether they use Var(...) or not.
2200 * config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): Use
2201 TARGET_<xxx> instead of OPTION_<xxx>.
2202 * config/i386/i386.h (TARGET_64BIT): Likewise.
2203 (TARGET_MMX): Likewise.
2204 (TARGET_3DNOW): Likewise.
2205 (TARGET_3DNOW_A): Likewise.
2206 (TARGET_SSE): Likewise.
2207 (TARGET_SSE2): Likewise.
2208 (TARGET_SSE3): Likewise.
2209 (TARGET_SSSE3): Likewise.
2210 (TARGET_SSE4_1): Likewise.
2211 (TARGET_SSE4_2): Likewise.
2212 (TARGET_AVX): Likewise.
2213 (TARGET_AVX2): Likewise.
2214 (TARGET_FMA): Likewise.
2215 (TARGET_SSE4A): Likewise.
2216 (TARGET_FMA4): Likewise.
2217 (TARGET_XOP): Likewise.
2218 (TARGET_LWP): Likewise.
2219 (TARGET_ROUND): Likewise.
2220 (TARGET_ABM): Likewise.
2221 (TARGET_BMI): Likewise.
2222 (TARGET_BMI2): Likewise.
2223 (TARGET_LZCNT): Likewise.
2224 (TARGET_TBM): Likewise.
2225 (TARGET_POPCNT): Likewise.
2226 (TARGET_SAHF): Likewise.
2227 (TARGET_MOVBE): Likewise.
2228 (TARGET_CRC32): Likewise.
2229 (TARGET_AES): Likewise.
2230 (TARGET_PCLMUL): Likewise.
2231 (TARGET_CMPXCHG16B): Likewise.
2232 (TARGET_FSGSBASE): Likewise.
2233 (TARGET_RDRND): Likewise.
2234 (TARGET_F16C): Likewise.
2235 (TARGET_RTM ): Likewise.
2236 (TARGET_HLE): Likewise.
2237 (TARGET_RDSEED): Likewise.
2238 (TARGET_PRFCHW): Likewise.
2239 (TARGET_ADX): Likewise.
2240 (TARGET_64BIT): Likewise.
2241 (TARGET_MMX): Likewise.
2242 (TARGET_3DNOW): Likewise.
2243 (TARGET_3DNOW_A): Likewise.
2244 (TARGET_SSE): Likewise.
2245 (TARGET_SSE2): Likewise.
2246 (TARGET_SSE3): Likewise.
2247 (TARGET_SSSE3): Likewise.
2248 (TARGET_SSE4_1): Likewise.
2249 (TARGET_SSE4_2): Likewise.
2250 (TARGET_AVX): Likewise.
2251 (TARGET_AVX2): Likewise.
2252 (TARGET_FMA): Likewise.
2253 (TARGET_SSE4A): Likewise.
2254 (TARGET_FMA4): Likewise.
2255 (TARGET_XOP): Likewise.
2256 (TARGET_LWP): Likewise.
2257 (TARGET_ROUND): Likewise.
2258 (TARGET_ABM): Likewise.
2259 (TARGET_BMI): Likewise.
2260 (TARGET_BMI2): Likewise.
2261 (TARGET_LZCNT): Likewise.
2262 (TARGET_TBM): Likewise.
2263 (TARGET_POPCNT): Likewise.
2264 (TARGET_SAHF): Likewise.
2265 (TARGET_MOVBE): Likewise.
2266 (TARGET_CRC32): Likewise.
2267 (TARGET_AES): Likewise.
2268 (TARGET_PCLMUL): Likewise.
2269 (TARGET_CMPXCHG16B): Likewise.
2270 (TARGET_FSGSBASE): Likewise.
2271 (TARGET_RDRND): Likewise.
2272 (TARGET_F16C): Likewise.
2273 (TARGET_RTM): Likewise.
2274 (TARGET_HLE): Likewise.
2275 (TARGET_RDSEED): Likewise.
2276 (TARGET_PRFCHW): Likewise.
2277 (TARGET_ADX): Likewise.
2278 (TARGET_LP64): Likewise.
2279 (TARGET_X32): Likewise.
2280 (TARGET_ISA_ROUND): Likewise.
2281 * config/i386/darwin.h (TARGET_64BIT): Likewise.
2283 * doc/options.texi (Mask): Update documentation to specify only
2284 TARGET_<xxx> is generated.
2286 2012-10-17 Greta Yorsh <Greta.Yorsh@arm.com>
2288 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): Rename this...
2289 (UNSPEC_REGISTER_USE): ... to this.
2290 (prologue_use): Rename this...
2291 (force_register_use): ... to this and update output assembly.
2292 (epilogue) Rename gen_prologue_use to gen_force_register_use.
2293 * config/arm/arm.c (arm_expand_prologue): Likewise.
2294 (thumb1_expand_epilogue): Likewise.
2295 (arm_expand_epilogue): Likewise.
2296 (arm_expand_epilogue): Likewise.
2298 2012-10-17 Georg-Johann Lay <avr@gjlay.de>
2300 * config/avr/avr-arch.h (avr_extra_arch_macro): Remove prototype.
2301 * config/avr/avr.c (avr_extra_arch_macro): Remove variable.
2302 (avr_option_override): Remove setting of avr_extra_arch_macro.
2303 * config/avr/avr-c.c (avr_extra_arch_macro): Replace with
2304 avr_current_device->macro.
2306 2012-10-17 Richard Biener <rguenther@suse.de>
2308 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
2309 Do not write TREE_CHAIN of PARM_DECLs.
2310 (write_ts_decl_non_common_tree_pointers): Instead stream
2311 the DECL_ARGUMENTS chain.
2312 * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
2313 Do not read TREE_CHAIN of PARM_DECLs.
2314 (lto_input_ts_decl_non_common_tree_pointes): Instead read
2315 the DECL_ARGUMENTS as chain.
2317 2012-10-17 Steven Bosscher <steven@gcc.gnu.org>
2319 * config/iq2000/iq2000.h (call_used_regs): Remove definition.
2321 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2323 PR rtl-optimization/54870
2324 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2325 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2326 SSA_NAME pointer that points to a partition if there is at least
2327 one variable with it set in the partition.
2328 * dse.c (local_variable_can_escape): New predicate.
2329 (can_escape): Call it.
2330 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2331 mark the SSA_NAME pointer that points to a partition.
2333 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
2335 * df-problems.c (df_kill_notes): Split up in two functions.
2336 (df_remove_dead_and_unused_notes): New function, first half of
2337 df_kill notes to remove all REG_DEAD and REG_UNUSED notes.
2338 (df_remove_dead_eq_notes): New function, second half of df_kill_notes
2339 to remove REG_EQUAL and REG_EQUIV notes referring to dead registers.
2340 (df_note_bb_compute): Call df_remove_dead_and_unused_notes instead
2341 of df_kill_notes. Call df_remove_dead_eq_notes after processing insn.
2343 * web.c (web): Re-add DF_RD_PRUNE_DEAD_DEFS;
2345 2012-10-16 Ian Lance Taylor <iant@google.com>
2347 * doc/extend.texi (Return Address): Change
2348 __builtin_extract_return_address to
2349 __builtin_extract_return_addr.
2351 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
2353 * rtl.h (get_call_rtx_from): New prototype.
2354 * rtlanal.c (get_call_rtx_from): New function.
2355 * calls.c (emit_call_1): Use it.
2356 * dse.c (scan_insn): Likewise
2357 * dwarf2out.c (dwarf2out_var_location): Likewise.
2358 * sched-deps.c (call_may_noreturn_p): Likewise.
2359 * var-tracking.c (prepare_call_arguments): Likewise.
2360 * config/sh/sh.c (sh_adjust_cost): Likewise.
2362 2012-10-16 Tom de Vries <tom@codesourcery.com>
2364 * expr.c (move_by_pieces, move_by_pieces_ninsns, can_store_by_pieces)
2365 (store_by_pieces_1): Don't enter loop when no more data is left.
2367 2012-10-16 Joern Rennecke <joern.rennecke@embecosm.com>
2369 * loop-doloop.c (doloop_modify): Pass doloop_end pattern to
2371 (doloop_optimize): Pass flag to indicate if loop is entered at top
2373 * config/arm/thumb2.md (doloop_end): Accept extra operand.
2374 * config/bfin/bfin.md (doloop_end): Likewise.
2375 * config/c6x/c6x.md (doloop_end): Likewise.
2376 * config/ia64/ia64.md (doloop_end): Likewise.
2377 * config/mep/mep.md (doloop_begin, doloop_end): Likewise.
2378 * config/rs6000/rs6000.md (doloop_end): Likewise.
2379 * config/s390/s390.md (doloop_end): Likewise.
2380 * config/sh/sh.md (doloop_end): Likewise.
2381 * config/spu/spu.md (doloop_end): Likewise.
2382 * config/tilegx/tilegx.md (doloop_end): Likewise.
2383 * config/tilepro/tilepro.md (doloop_end): Likewise.
2384 * doc/md.texi (doloop_end): Document new operand.
2385 * basic-block.h (contains_no_active_insn_p): Declare.
2386 * cfgrtl.c (contains_no_active_insn_p): New function, factored
2388 (forwarder_block_p): ... here.
2390 2012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
2394 * doc/options.texi (EnabledBy): Document new form.
2395 * optc-gen.awk: Handle new form of EnabledBy.
2396 * common.opt (Wunused-but-set-parameter): Use EnabledBy.
2397 (Wunused-parameter): Likewise.
2398 * opts.c (finish_options): Do not handle them explicitly.
2399 * opt-functions.awk (search_var_name): New.
2401 2012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
2405 * optc-gen.awk: Handle new form of LangEnabledBy.
2406 * opts.c (set_Wstrict_aliasing): Declare here. Make static.
2407 * common.opt (Wstrict-aliasing=,Wstrict-overflow=): Do not use Init.
2408 * doc/options.texi (LangEnabledBy): Document new form.
2409 * flags.h (set_Wstrict_aliasing): Do not declare.
2411 2012-10-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2413 * reload.c (find_reloads_subreg_address): Remove FORCE_REPLACE
2414 parameter. Always replace normal subreg with memory reference
2415 whenever possible. Return NULL otherwise.
2416 (find_reloads_toplev): Always call find_reloads_subreg_address
2417 for subregs of registers equivalent to a memory location.
2418 Only recurse further if find_reloads_subreg_address fails.
2419 (find_reloads_address_1): Only call find_reloads_subreg_address
2420 for subregs of registers equivalent to a memory location.
2421 Properly handle failure of find_reloads_subreg_address.
2423 2012-10-16 Jakub Jelinek <jakub@redhat.com>
2426 * rtl.h: Document jump flag on VALUE.
2427 * cselib.h (cselib_set_value_sp_based,
2428 cselib_sp_based_value_p): New prototypes.
2429 * alias.c (find_base_term): For cselib_sp_based_value_p
2430 return static_reg_base_value[STACK_POINTER_REGNUM].
2431 * cselib.c (SP_BASED_VALUE_P): Define.
2432 (cselib_set_value_sp_based, cselib_sp_based_value_p): New functions.
2433 * var-tracking.c (add_stores): Call cselib_set_value_sp_based
2434 for not yet preserved VALUEs of sp on sp assignments if
2435 hard_frame_pointer_adjustment != -1.
2436 (vt_initialize): When setting hard_frame_pointer_adjustment,
2437 disassociate sp from its previous value and call
2438 cselib_set_value_sp_based on a new VALUE created for sp.
2440 PR tree-optimization/54889
2441 * tree-vect-stmts.c (vectorizable_load): Add VIEW_CONVERT_EXPR if
2442 ARRAY_REF newref doesn't have compatible type with vectype element
2443 type, use vectype element type for MEM_REF.
2445 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
2447 * combine.c (record_dead_and_set_regs): Iterate over hard register set
2448 with a hard_reg_set_iterator.
2449 * cse.c (invalidate_for_call): Likewise.
2450 * gcse.c (compute_hash_table_work): Likewise.
2451 * loop-iv.c (simplify_using_initial_values): Likewise.
2452 * postreload-gcse.c (record_opr_changes): Likewise.
2453 * regcprop.c (copyprop_hardreg_forward_1): Likewise.
2454 * var-tracking.c (dataflow_set_clear_at_call): Likewise.
2456 2012-10-15 Easwaran Raman <eraman@google.com>
2458 * optabs.c (emit_cmp_and_jump_insn_1): Add a new parameter to
2459 specificy the probability of taking the jump.
2460 (emit_cmp_and_jump_insns): Likewise.
2461 (expand_compare_and_swap_loop): Make the jump predicted not taken.
2462 * dojump.c (do_compare_rtx_and_jump): Remove the code attaching
2463 REG_BR_PROB note and pass probability to emit_cmp_and_jump_insns.
2464 * cfgbuild.c (compute_outgoing_frequencies): Do not guess outgoing
2465 probabilities for branches with more than two successors.
2466 * expr.c (emit_block_move_via_loop): Predict the loop backedge loop
2468 (try_casesi): Pass the probability of jumping to the default label.
2469 (try_tablejump): Likewise.
2470 (do_tablejump): Likewise.
2471 * expr.h (try_tablejump): Add a new parameter.
2472 (try_casesi): Likewise.
2473 (emit_cmp_and_jump_insns): Add probability as default parameter with a
2474 default value of -1.
2475 * except.c (sjlj_emit_function_enter): Pass probability to
2476 emit_cmp_and_jump_insns.
2477 * stmt.c (case_node): Add new fields PROB and SUBTREE_PROB.
2478 (do_jump_if_equal): Pass probability for REG_BR_PROB note.
2479 (add_case_node): Pass estimated probability of jumping to the case
2481 (emit_case_decision_tree): Pass default_prob to emit_case_nodes.
2482 (get_outgoing_edge_probs): New function.
2483 (conditional_probability): Likewise.
2484 (reset_out_edges_aux): Likewise.
2485 (compute_cases_per_edge): Likewise.
2486 (emit_case_dispatch_table): Update probabilities of edges coming out
2487 of the switch statement.
2488 (expand_case): Compute and propagate default edge probability to
2489 emit_case_dispatch_table.
2490 (expand_sjlj_dispatch_table): Update calls to add_case_node and
2491 emit_case_dispatch_table.
2492 (balance_case_nodes): Update subtree_prob values.
2493 (emit_case_nodes): Compute edge probabilities and add pass them to
2494 emit_cmp_and_jump_insns.
2496 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
2499 * config/sh/sh-protos.h (set_of_reg): New struct.
2500 (sh_find_set_of_reg, sh_is_logical_t_store_expr,
2501 sh_try_omit_signzero_extend): Declare...
2502 * config/sh/sh.c (sh_find_set_of_reg, sh_is_logical_t_store_expr,
2503 sh_try_omit_signzero_extend): ...these new functions.
2504 * config/sh/sh.md (*logical_op_t): New insn_and_split.
2505 (*zero_extend<mode>si2_compact): Use sh_try_omit_signzero_extend
2507 (*extend<mode>si2_compact_reg): Convert to insn_and_split.
2508 Use sh_try_omit_signzero_extend in splitter.
2509 (*mov<mode>_reg_reg): Disallow t_reg_operand as operand 1.
2510 (*cbranch_t): Rewrite combine part in splitter using new
2511 sh_find_set_of_reg function.
2513 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
2516 * config/sh/sh.c (sh_find_base_reg_disp): Stop searching insns when
2517 hitting a call insn if GBR is marked as call used.
2518 * config/sh/iterators.md (QIHISIDI): New mode iterator.
2519 * config/sh/predicates.md (gbr_address_mem): New predicate.
2520 * config/sh/sh.md (*movdi_gbr_load, *movdi_gbr_store): New
2521 insn_and_split. Use QIHISIDI instead of QIHISI in unnamed GBR
2524 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
2526 * config/sh/sh.c: Update function attribute comments.
2527 * doc/extend.texi (function_vector): Rephrase SH2A specific part.
2528 (nosave_low_regs, renesas, trapa_handler): Document SH specific
2530 (sp_switch, trap_exit): Add to index.
2532 2012-10-15 Matthias Klose <doko@ubuntu.com>
2534 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
2535 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
2537 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2539 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2540 (UNSPEC_LOADU): New.
2541 (UNSPEC_STOREU): Ditto.
2542 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2543 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2544 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2545 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2546 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2547 (<sse2>_storedqu<avxsizesuffix>): ... this.
2548 (*sse4_2_pcmpestr_unaligned): Update.
2549 (*sse4_2_pcmpistr_unaligned): Ditto.
2551 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2552 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2553 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2554 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2555 gen_sse2_load{dqu,upd} to load from unaligned memory and
2556 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2558 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2559 Use CODE_FOR_sse_loadups.
2560 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2561 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2562 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2563 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2564 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2565 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2566 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2567 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2568 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2569 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2570 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2572 2012-10-15 Dodji Seketeli <dodji@redhat.com>
2574 * alias.c: Cleanup comments.
2576 2012-10-15 Marc Glisse <marc.glisse@inria.fr>
2578 PR tree-optimization/54915
2579 * tree-ssa-forwprop.c (simplify_vector_constructor): Check
2582 2012-10-15 Richard Biener <rguenther@suse.de>
2584 * data-streamer.h (bp_pack_string_with_length): New function.
2585 (bp_pack_string): Likewise.
2586 (bp_unpack_indexed_string): Likewise.
2587 (bp_unpack_string): Likewise.
2588 * data-streamer-out.c (bp_pack_string_with_length): Likewise.
2589 (bp_pack_string): Likewise.
2590 * data-streamer-in.c (bp_unpack_indexed_string): Likewise.
2591 (bp_unpack_string): Likewise.
2592 * tree-streamer-out.c (pack_ts_translation_unit_decl_value_fields):
2593 Pack TRANSLATION_UNIT_LANGUAGE here, not ...
2594 (write_ts_translation_unit_decl_tree_pointers): ... here. Remove.
2595 (streamer_pack_tree_bitfields): Adjust.
2596 (streamer_write_tree_body): Likewise.
2597 * tree-streamer-in.c (unpack_ts_translation_unit_decl_value_fields):
2598 Unpack TRANSLATION_UNIT_LANGUAGE here, not ...
2599 (lto_input_ts_translation_unit_decl_tree_pointers): ... here. Remove.
2600 (unpack_value_fields): Adjust.
2601 (streamer_read_tree_body): Likewise.
2603 2012-10-15 J"orn Rennecke <joern.rennecke@arc.com>
2605 * genoutput.c (process_template): Process '*' in '@' alternatives.
2606 * doc/md.texi (node Output Statement): Provide example for the above.
2608 2012-10-15 Richard Guenther <rguenther@suse.de>
2610 PR tree-optimization/54920
2611 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2612 allocate temporary storage for all NARY elements.
2614 2012-10-15 Joern Rennecke <joern.rennecke@embecosm.com>
2616 * web.c (union_match_dups): Properly handle OP_INOUT match_dups.
2618 2012-10-15 Eric Botcazou <ebotcazou@adacore.com>
2620 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Do not unnecessarily
2621 copy the object in the MEM_P case.
2623 2012-10-15 Richard Guenther <rguenther@suse.de>
2625 * tree-streamer-out.c (streamer_pack_tree_bitfields): Back
2626 BINFO_BASE_ACCESSES and CONSTRUCTOR lengths here.
2627 (streamer_write_chain): Write TREE_CHAIN as null-terminated list.
2628 (write_ts_exp_tree_pointers): Adjust.
2629 (write_ts_binfo_tree_pointers): Likewise.
2630 (write_ts_constructor_tree_pointers): Likewise.
2631 * tree-streamer-in.c (streamer_read_chain): Read TREE_CHAIN as
2632 null-terminated list.
2633 (unpack_value_fields): Unpack BINFO_BASE_ACCESSES and
2634 CONSTRUCTOR lengths and materialize the arrays.
2635 (lto_input_ts_exp_tree_pointers): Adjust.
2636 (lto_input_ts_binfo_tree_pointers): Likewise.
2637 (lto_input_ts_constructor_tree_pointers): Likewise.
2639 2012-10-14 Hans-Peter Nilsson <hp@bitrange.com>
2641 * config/mmix/mmix.c (mmix_opposite_regno): Handle the
2642 return-value register too.
2644 2012-10-14 Steven Bosscher <steven@gcc.gnu.org>
2646 PR rtl-optimization/38711
2647 * df.h (df_get_live_out, df_get_live_in): Make static inline functions.
2648 * df-problems.c (df_get_live_out, df_get_live_in): Moved to df.h.
2649 * ira-lives.c (process_bb_node_lives): Use df_get_live_out instead of
2651 * ira-build.c (create_bb_allocnos): Likewise.
2652 (create_loop_allocnos): Likewise, and use df_get_live_in instead of
2654 * ira-emit.c (generate_edge_moves): Likewise.
2655 (add_ranges_and_copies): Likewise.
2656 * ira-color.c (ira_loop_edge_freq): Use df_get_live_out instead of
2657 DF_LR_OUT, and df_get_live_in instead of DF_LR_IN.
2658 * ira.c (mark_elimination): Update DF_LR and DF_LIVE.
2659 (build_insn_chain): Use df_get_live_out instead of DF_LR_OUT.
2660 (do_reload): Remove the DF_LIVE problem for -O1.
2662 2012-10-14 Steven Bosscher <steven@gcc.gnu.org>
2664 PR rtl-optimization/54919
2665 * loop-unroll.c (struct var_to_expand): Remove accum_pos field.
2666 (analyze_insn_to_expand_var): Do not record accum_pos.
2667 (expand_var_during_unrolling): Use validate_replace_rtx_group to
2668 perform replacement of all references to SET_DEST (set) with the
2669 new register, including references in REG_EQUAL notes.
2670 (insert_var_expansion_initialization): Insert initializatio insns
2671 at the bottom of the pre-header of the loop.
2673 2012-10-14 Jan Hubicka <jh@suse.cz>
2675 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2676 predict loops with multiple exits realistically.
2677 * cfgloopanal.c (single_likely_exit): New function.
2679 2012-10-14 Uros Bizjak <ubizjak@gmail.com>
2681 * config/alpha/alpha.md: Remove empty predicates and/or constraints.
2682 * config/alpha/sync.md: Ditto.
2684 2012-10-13 Uros Bizjak <ubizjak@gmail.com>
2686 * config/alpha/alpha.md (I24MODE): New mode iterator.
2687 (any_divmod): New code iterator.
2688 (<code>si3): Macroize expander from {div,mod,udiv,umod}si3 using
2689 any_divmod code iterator.
2690 (<code>si3): Macroize expander from {div,mod,udiv,umod}di3 using
2691 any_divmod code iterator.
2692 (extendqi<mode>2): Macroize insn from extendqi{hi,si}2 using
2693 I24MODE mode iterator.
2694 (unaligned_store<mode>): Macroize expander from unaligned_store{qi,hi}
2695 using I12MODE mode iterator.
2696 (mov<mode>): Macroize expander from mov{qi,hi} using
2697 I12MODE mode iterator.
2699 2012-10-13 Eric Botcazou <ebotcazou@adacore.com>
2701 PR rtl-optimization/54871
2702 * loop-iv.c (simplify_using_initial_values): When scanning previous
2703 basic blocks, prune the recorded conditions if the current insn was
2704 not used to make a replacement.
2706 * loop-unroll.c (decide_unroll_constant_iterations): Clean up message.
2707 (unroll_loop_constant_iterations): Clarify head comment.
2708 (decide_unroll_runtime_iterations): Clean up message.
2709 (unroll_loop_runtime_iterations): Clarify head comment.
2710 (decide_peel_simple): Clean up message.
2711 (peel_loop_simple): Clarify head comment.
2712 (decide_unroll_stupid): Clean up message.
2713 (unroll_loop_stupid): Clarify head comment.
2715 2012-10-13 Andreas Schwab <schwab@linux-m68k.org>
2717 PR gcov-profile/44728
2718 * gcov.c (create_file_names): When stripping extension only look
2721 2012-10-13 Jan Hubicka <jh@suse.cz>
2723 * loop-iv.c (determine_max_iter): Fix handling of AND.
2724 (iv_number_of_iterations): Record upper bounds as unsigned
2727 2012-10-13 Steven Bosscher <steven@gcc.gnu.org>
2729 * ira.c (ira): Set current_loops to &ira_loops before recording
2730 loop exits. Release recorded exits and loops early.
2732 2012-10-13 Chung-Lin Tang <cltang@codesourcery.com>
2734 * builtins.c (expand_builtin_set_thread_pointer): Use
2735 create_input_operand() instead of create_fixed_operand().
2737 2012-10-13 Uros Bizjak <ubizjak@gmail.com>
2739 * config/alpha/alpha.md (FMODE): New mode iterator.
2740 (modesuffix): Handle SF and DF modes.
2741 (opmode): New mode attribute.
2742 (abs<mode>2): Macroize insn from abs{sf,df}2 using FMODE mode iterator.
2743 (*nabs<mode>2): Macroize insn from *nabs{sf,df}2 using
2744 FMODE mode iterator.
2745 (neg<mode>2): Macroize insn from neg{sf,df}2 using FMODE mode iterator.
2746 (copysign<mode>3): Macroize insn from copysign{sf,df}3 using
2747 FMODE mode iterator.
2748 (*ncopysign<mode>3): Macroize insn from *ncopysign{sf,df}3 using
2749 FMODE mode iterator.
2750 (*add<mode>3_ieee): Macroize insn from *add{sf,df}_ieee using
2751 FMODE mode iterator.
2752 (add<mode>3): Macroize insn from add{sf,df}3 using FMODE mode iterator.
2753 (*sub<mode>3_ieee): Macroize insn from *sub{sf,df}3_ieee using
2754 FMODE mode iterator.
2755 (sub<mode>3): Macroize insn from sub{sf,df}3 using FMODE mode iterator.
2756 (*mul<mode>3_ieee): Macroize insn from *mul{sf,df}3_ieee using
2757 FMODE mode iterator.
2758 (mul<mode>3): Macroize insn from mul{sf,df}3 using FMODE mode iterator.
2759 (*div<mode>3_ieee): Macroize insn from *div{sf,df}3_ieee using
2760 FMODE mode iterator.
2761 (div<mode>3): Macroize insn from div{sf,df}3 using FMODE mode iterator.
2762 (*sqrt<mode>2_ieee): Macroize insn from *sqrt{sf,df}2_ieee using
2763 FMODE mode iterator.
2764 (sqrt<mode>2): Macroize insn from sqrt{sf,df}2
2765 using FMODE mode iterator.
2766 (*mov<mode>cc_internal): Macroize insn from *mov{sf,df}cc_internal
2767 using FMODE mode iterator.
2768 (mov<mode>cc): Macroize expander from mov{sf,df}cc
2769 using FMODE mode iterator.
2771 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
2774 * config/sh/sh.md: Correct define_delay for return insns.
2775 (*movsi_pop): Delete.
2777 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
2780 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_int2sf): Fix swapped
2782 * config/sh/predicates.md (fpul_operand): Add comment.
2783 (fpul_fsca_operand, fsca_scale_factor): New predicates.
2784 * config/sh/sh.md (fsca): Move below sincossf3 expander. Convert to
2785 insn_and_split. Use fpul_fsca_operand and fsca_scale_factor
2786 predicates. Simplify fpul operand in splitter.
2788 2012-10-12 Jan Hubicka <jh@suse.cz>
2790 * tree-ssa-threadupdate.c (def_split_header_continue_p): Do not
2793 2012-10-12 Jan Hubicka <jh@suse.cz>
2795 * web.c (web_main): Do not set DF_RD_PRUNE_DEAD_DEFS flag.
2797 2012-10-12 Aaron Gray <aaronngray.lists@gmail.com>
2798 Diego Novillo <dnovillo@google.com>
2800 * gengtype-lex.l: Support for C++ single line comments.
2801 Support for classes.
2802 (CXX_KEYWORD): New. Support C++ keywords inline, public,
2803 protected, private, template, operator, friend, &, ~.
2804 (TYPEDEF): New. Support typedef.
2805 * gengtype-parser.c: updated 'token_names[]'
2806 (direct_declarator): Add support for parsing functions and ctors.
2808 2012-10-12 Diego Novillo <dnovillo@google.com>
2810 * doc/gty.texi: Document C++ limitations in gengtype.
2811 * gengtype-lex.l (CID): Rename from ID.
2812 (ID): Include scoping '::' as part of the identifier name.
2813 * gengtype-parse.c (token_names): Update.
2814 (token_value_format): Update.
2815 (consume_until_eos): Rename from consume_until_semi.
2816 Remove unused argument IMMEDIATE. Update all callers.
2817 Also consider '}' as a finalizer.
2818 (consume_until_comma_or_eos): Rename from
2819 consume_until_comma_or_semi.
2820 Remove unused argument IMMEDIATE. Update all callers.
2821 Also consider '}' as a finalizer.
2822 (direct_declarator): Add documentation on ctor support.
2823 Add argument IN_STRUCT.
2824 If the token following ID is a '(', consider ID a
2825 function and return NULL.
2826 If the token following '(' is not a '*', and IN_STRUCT is true,
2827 conclude that this is a ctor and return NULL.
2828 If the token is IGNORABLE_CXX_KEYWORD, return NULL.
2829 (inner_declarator): Add argument IN_STRUCT.
2831 (declarator): Add argument IN_STRUCT with default value false.
2833 (type): Document argument NESTED.
2834 Skip over C++ inheritance specifiers.
2835 If a token TYPEDEF is found, emit an error.
2836 If an enum is found inside a class/structure, emit an error.
2837 (typedefs, structures, param_structs, variables): Initialize.
2838 (new_structure): Do not complain about duplicate
2839 structures if S has a line location set.
2840 * gengtype-state.c (write_state_type): Remove default handler.
2841 Add handler for TYPE_NONE.
2842 (read_state_scalar_char_type):
2843 * gengtype.c: Fix spacing.
2844 * gengtype.h (enum gty_token): Add name. Add token
2845 IGNORABLE_CXX_KEYWORD.
2847 2012-10-12 Chung-Lin Tang <cltang@codesourcery.com>
2849 * config/arm/arm.md (get_thread_pointersi): Moved to place with
2850 other TLS related patterns.
2852 2012-10-12 Richard Biener <rguenther@suse.de>
2854 * tree-streamer-out.c (pack_ts_target_option): Rename from ...
2855 (write_ts_target_option): ... this.
2856 (pack_ts_optimization): Rename from ...
2857 (write_ts_optimization): ... this.
2858 (streamer_pack_tree_bitfields): Pack them in the bitfield section ...
2859 (streamer_write_tree_body): ... not here.
2860 * tree-streamer-in.c (unpack_ts_target_option): Rename from ...
2861 (lto_input_ts_target_option): ... this.
2862 (unpack_ts_optimization): Rename from ...
2863 (lto_input_ts_optimization): ... this.
2864 (unpack_value_fields): Unpack them from the bitfield section ...
2865 (streamer_read_tree_body): ... not from here.
2867 2012-10-12 Uros Bizjak <ubizjak@gmail.com>
2869 * config/alpha/alpha.md (vecmodesuffix): New mode attribute.
2870 (modesuffix): Handle V8QI and V4HI modes.
2871 (any_maxmin): New code iterator.
2872 (maxmin): New code attribute.
2873 (<code><mode>3): Macroize insn from {smax,smin,umax,umin}{qi,hi}3
2874 using any_maxmin code iterator and I12MODE mode iterator.
2875 (<code><mode>3): Macroize insn from {smax,smin,umax,umin}{v8qi,v4hi}3
2876 using any_maxmin code iterator and VEC12 mode iterator.
2878 2012-10-12 Marc Glisse <marc.glisse@inria.fr>
2880 * optabs.c (vector_compare_rtx): Change prototype.
2881 (expand_vec_cond_expr): Handle VEC_COND_EXPR whose first operand
2882 is not a comparison.
2883 * gimplify.c (gimplify_expr): Handle VEC_COND_EXPR.
2885 2012-10-12 Richard Biener <rguenther@suse.de>
2887 PR tree-optimization/54894
2888 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2889 Handle over-aligned scalar types properly.
2891 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
2894 * config/sh/sh.c (bdesc): Remove thread pointer built-ins.
2895 * config/sh/sh.md (get_thread_pointer, set_thread_pointer): Append mode
2898 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
2901 * config/sh/sh.md (negsi_cond, negdi_cond, stack_protect_test): Remove
2902 get_t_reg_rtx when invoking gen_branch_true or gen_branch_false.
2903 (*zero_extend<mode>si2_compact): Convert to insn_and_split. Convert
2904 zero extensions of T bit stores to reg moves in splitter. Remove
2905 obsolete unnamed peephole2 that caught zero extensions after negc T bit
2907 (*branch_true_eq, *branch_false_ne): Delete.
2908 (branch_true, branch_false): Convert insn to expander. Move actual
2910 (*cbranch_t): ...this new insn_and_split. Try to find preceding
2911 redundant T bit stores and tests and combine them with the conditional
2912 branch if possible in the splitter.
2913 (movrt_xor, *movt_movrt): New insn_and_split.
2914 * config/sh/predicates.md (cbranch_treg_value): New predicate.
2915 * config/sh/sh-protos.h (sh_eval_treg_value): Forward declare...
2916 * config/sh/sh.c (sh_eval_treg_value): ...this new function.
2917 (expand_cbranchsi4, expand_cbranchdi4): Remove get_t_reg_rtx
2918 when invoking gen_branch_true or gen_branch_false.
2920 2012-10-11 Uros Bizjak <ubizjak@gmail.com>
2922 * config/alpha/alpha.md (IMODE): New mode iterator.
2925 (modesuffix): Handle QI and HI modes.
2926 (zero_extendqi<mode>2): Macroize insn from zero_extendqi{hi,si,di}2
2927 using I248MODE mode iterator.
2928 (zero_extendhi<mode>2): Macroize insn from zero_extendhi{si,di}2
2929 using I48MODE mode iterator.
2930 (andnot<mode>3): Macroize insn from andnot{si,di}3 using
2931 I48MODE mode iterator.
2932 (ins<modesuffix>l_const): Macroize insn from ins{b,w,l}l_const
2933 using I248MODE mode iterator.
2934 (ins<modesuffix>l): Macroize insn from ins{b,w,l}l
2935 using I248MODE mode iterator.
2936 (*mov<mode>cc_internal): Macroize insn from
2937 *mov{qi,hi,si,di}cc_internal using IMODE mode iterator.
2938 (*mov<mode>cc_lbc): Macroize insn from
2939 *mov{qi,hi,si,di}cc_lbc using IMODE mode iterator.
2940 (*mov<mode>cc_lbs): Macroize insn from
2941 *mov{qi,hi,si,di}cc_lbs using IMODE mode iterator.
2942 (mov<mode>cc): Macroize expander from mov{si,di}cc
2943 using I48MODE mode iterator.
2945 2012-10-11 Steven Bosscher <steven@gcc.gnu.org>
2947 * ira-build.c (ira_loop_tree_body_rev_postorder): New function.
2948 (ira_traverse_loop_tree): Traverse a loop's basic blocks in
2949 reverse post-order of the reversed control-flow direction.
2950 * ira-conflicts.c (ira_build_conflicts): Pass add_copies as
2951 the pre-order function to ira_traverse_loop_tree to preserve
2952 the existing semantics.
2954 * ira-lives.c (remove_some_program_points_and_update_live_ranges):
2955 Squeeze out live range chain elements if their program points are
2958 2012-10-11 Jakub Jelinek <jakub@redhat.com>
2960 * tree.def (REDUC_PLUS_EXPR): Fix up comment.
2962 * fold-const.c (fold_unary_loc): Handle REDUC_MIN_EXPR,
2963 REDUC_MAX_EXPR and REDUC_PLUS_EXPR.
2965 2012-10-11 James Lemke <jwlemke@codesourcery.com>
2967 * config/rs6000/predicates.md (zero_fp_constant): Fix comment.
2968 * config/rs6000/rs6000.md (return_pred): Fix null return.
2969 * config/rs6000/rs6000.c (rs6000_emit_set_const): Fix indentation.
2970 (print_operand): Make FALLTHRU obvious.
2971 (output_cbranch): Correct comment.
2973 2012-10-11 Uros Bizjak <ubizjak@gmail.com>
2975 * config/alpha/alpha.md (DWI): New mode attribute.
2976 (*sadd<modesuffix>): Macroize insn from *saddl and *saddq using
2977 I48MODE mode iterator.
2978 (addv<mode>3): Macroize insn from addvsi3 and addvdi3 using
2979 I48MODE mode iterator.
2980 (neg<mode>2): Macroize insn from negsi2 and negdi2 using
2981 I48MODE mode iterator.
2982 (negv<mode>2): Macroize insn from negvsi2 and negvdi2 using
2983 I48MODE mode iterator.
2984 (sub<mode>3): Macroize insn from subsi3 and subdi3 using
2985 I48MODE mode iterator.
2986 (*ssub<modesuffix>): Macroize insn from *ssubl and *ssubq using
2987 I48MODE mode iterator.
2988 (subv<mode>3): Macroize insn from subvsi3 and subvdi3 using
2989 I48MODE mode iterator.
2990 (mul<mode>3): Macroize insn from mulsi3 and muldi3 using
2991 I48MODE mode iterator.
2992 (mulv<mode>3): Macroize insn from mulvsi3 and mulvdi3 using
2993 I48MODE mode iterator.
2994 (*iornot<mode>3): Macroize insn from *iornotsi3 and *iornotdi3 using
2995 I48MODE mode iterator.
2996 (*xornot<mode>3): Macroize insn from *xornotsi3 and *xornotdi3 using
2997 I48MODE mode iterator.
2999 2012-10-11 Jason Merrill <jason@redhat.com>
3001 * configure.ac (gcc_cv_as_aix_ref): Fix typo.
3002 * configure: Regenerate.
3004 2012-10-11 Chung-Lin Tang <cltang@codesourcery.com>
3006 * builtins.c (expand_builtin_thread_pointer): New.
3007 (expand_builtin_set_thread_pointer): New.
3008 (expand_builtin): Add BUILT_IN_THREAD_POINTER,
3009 BUILT_IN_SET_THREAD_POINTER expand cases.
3010 * builtins.def (BUILT_IN_THREAD_POINTER):
3011 New __builtin_thread_pointer builtin.
3012 (BUILT_IN_SET_THREAD_POINTER):
3013 New __builtin_set_thread_pointer builtin.
3014 * optabs.def (get_thread_pointer,set_thread_pointer):
3016 * doc/md.texi (Standard Names): Document get_thread_pointer and
3017 set_thread_pointer patterns.
3018 * config/alpha/alpha.md (get_thread_pointerdi): Rename from load_tp.
3019 (set_thread_pointerdi): Rename from set_tp.
3020 * config/alpha/alpha.c (alpha_legitimize_address_1): Change
3021 gen_load_tp calls to gen_get_thread_pointerdi.
3022 (alpha_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
3023 ALPHA_BUILTIN_SET_THREAD_POINTER.
3024 (code_for_builtin): Remove CODE_FOR_load_tp, CODE_FOR_set_tp.
3025 (alpha_init_builtins): Remove __builtin_thread_pointer,
3026 __builtin_set_thread_pointer machine-specific builtins.
3027 (alpha_expand_builtin_thread_pointer): Add hook function for
3028 TARGET_EXPAND_BUILTIN_THREAD_POINTER.
3029 (alpha_expand_builtin_set_thread_pointer): Add hook function for
3030 TARGET_EXPAND_BUILTIN_SET_THREAD_POINTER.
3031 (alpha_fold_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
3032 ALPHA_BUILTIN_SET_THREAD_POINTER cases.
3033 * config/arm/arm.md (get_thread_pointersi): New pattern.
3034 * config/arm/arm-protos.h (arm_load_tp): Add extern declaration.
3035 * config/arm/arm.c (arm_load_tp): Remove static.
3036 (arm_builtins): Remove ARM_BUILTIN_THREAD_POINTER.
3037 (arm_init_tls_builtins): Remove function.
3038 (arm_init_builtins): Remove call to arm_init_tls_builtins().
3039 (arm_expand_builtin): Remove ARM_BUILTIN_THREAD_POINTER case.
3040 * config/mips/mips.md (get_thread_pointer<mode>): New pattern.
3041 * config/mips/mips-protos.h (mips_expand_thread_pointer):
3042 Add extern declaration.
3043 * config/mips/mips.c (mips_expand_thread_pointer):
3044 Renamed from mips_get_tp.
3045 (mips_get_tp): New stub calling mips_expand_thread_pointer.
3046 * config/s390/s390.c (s390_builtin,code_for_builtin_64,
3047 code_for_builtin_31,s390_init_builtins,s390_expand_builtin): Remove.
3048 * config/s390/s390.md (get_tp_64,get_tp_31,set_tp_64,set_tp_31):
3050 (get_thread_pointer<mode>,set_thread_pointer<mode>):
3051 New, adapted from removed patterns.
3052 * config/xtensa/xtensa.md (get_thread_pointersi):
3053 Renamed from load_tp.
3054 (set_thread_pointersi): Renamed from set_tp.
3055 * config/xtensa/xtensa.c (xtensa_legitimize_tls_address):
3056 Change gen_load_tp calls to gen_get_thread_pointersi.
3057 (xtensa_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER and
3058 XTENSA_BUILTIN_SET_THREAD_POINTER.
3059 (xtensa_init_builtins): Remove __builtin_thread_pointer,
3060 __builtin_set_thread_pointer machine-specific builtins.
3061 (xtensa_fold_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
3062 XTENSA_BUILTIN_SET_THREAD_POINTER cases.
3063 (xtensa_expand_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
3064 XTENSA_BUILTIN_SET_THREAD_POINTER cases.
3066 2012-10-11 Marc Glisse <marc.glisse@inria.fr>
3068 * doc/extend.texi (Vector Extensions): C++ improvements.
3069 * doc/generic.texi (LSHIFT_EXPR, RSHIFT_EXPR): Mixed vector-scalar.
3070 (LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR, NE_EXPR): Specify
3072 (VEC_COND_EXPR): Document it.
3074 2012-10-11 Terry Guo <terry.guo@arm.com>
3076 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
3078 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
3081 2012-10-11 Hans-Peter Nilsson <hp@bitrange.com>
3084 * configure.ac (out-of-tree linker .hidden support) Set to "no"
3085 for mmix-knuth-mmixware.
3086 * configure: Regenerate.
3088 * configure.ac (gcc_cv_as_comdat_group_group): Default to no.
3089 * configure: Regenerate.
3091 * acinclude.m4 (_gcc_COMPUTE_GAS_VERSION): Allow a single
3092 character to quote the VERSION= contents. Sanity-check contents.
3093 * configure.ac ("what linker to use" ld version extraction): Ditto.
3094 * configure: Regenerate.
3096 2012-10-10 Segher Boessenkool <segher@kernel.crashing.org>
3098 * config/rs6000/rs6000.h (PRINT_OPERAND_PUNCT_VALID_P): Delete '.'.
3100 2012-10-10 Jakub Jelinek <jakub@redhat.com>
3102 PR tree-optimization/54877
3103 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
3104 use make_ssa_name instead of copy_ssa_name.
3106 2012-10-10 Richard Biener <rguenther@suse.de>
3108 * lto-streamer-in.c (lto_input_location_bitpack): Rename to ...
3109 (lto_input_location): ... this. Kill original.
3110 (input_eh_region): Adjust.
3111 (input_struct_function_base): Likewise.
3112 (lto_read_tree): Likewise.
3113 * lto-streamer-out.c (lto_output_location_bitpack): Rename to ...
3114 (lto_output_location): ... this. Kill original.
3115 (lto_write_tree): Adjust.
3116 (output_eh_region): Likewise.
3117 (output_struct_function_base): Likewise.
3118 * lto-streamer.c (lto_streamer_hooks_init): Initialize location hooks.
3119 * lto-streamer.h (lto_input_location): Adjust prototype.
3120 (lto_output_location): Likewise.
3121 * streamer-hooks.h (struct streamer_hooks): Adjust prototype
3122 of input_location and output_location hooks.
3123 (stream_input_location): New define.
3124 (stream_output_location): Likewise.
3125 * tree-streamer-in.c (unpack_ts_block_value_fields): Adjust.
3126 (unpack_value_fields): Likewise.
3127 (streamer_read_tree_bitfields): Likewise.
3128 (lto_input_ts_decl_minimal_tree_pointers): Likewise.
3129 (lto_input_ts_exp_tree_pointers): Likewise.
3130 (lto_input_ts_block_tree_pointers): Likewise.
3131 * tree-streamer-out.c (pack_ts_block_value_fields): Adjust.
3132 (streamer_pack_tree_bitfields): Likewise.
3133 (write_ts_decl_minimal_tree_pointers): Likewise.
3134 (write_ts_exp_tree_pointers): Likewise.
3135 (write_ts_block_tree_pointers): Likewise.
3136 * gimple-streamer-in.c (input_phi): Adjust.
3137 (input_gimple_stmt): Likewise.
3138 * gimple-streamer-out.c (output_phi): Adjust.
3139 (output_gimple_stmt): Likewise.
3140 * tree-streamer.h (streamer_read_tree_bitfields): Adjust prototype.
3141 (streamer_pack_tree_bitfields): Likewise.
3143 2012-10-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3145 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Fix signed
3146 vs. unsigned warnings by using enum type for function code.
3147 (paired_expand_builtin): Likewise.
3148 (spe_expand_builtin): Likewise.
3150 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Change
3151 builtin mask, target flags masks type to HOST_WIDE_INT in
3152 preparation for growing the number of ISA switches from 31 to 63.
3154 * config/rs6000/rs6000.opt (rs6000_builtin_mask): Make mask type
3157 * config/rs6000/rs6000.c (struct builtin_description): Make
3158 builtin mask field HOST_WIDE_INT. Make target flags field
3159 HOST_WIDE_INT in preparation for growing the # of ISA switches.
3160 (struct rs6000_builtin_info_type): Likewise.
3161 (struct rs6000_ptt): Likewise.
3162 (rs6000_builtin_mask_calculate): Likewise.
3163 (rs6000_invalid_builtin): Likewise.
3164 (rs6000_builtin_decl): Likewise.
3165 (rs6000_common_init_builtins): Likewise.
3166 (rs6000_darwin_file_start): Likewise.
3167 (rs6000_final_prescan_insn): Likewise.
3168 (rs6000_inner_target_options): Likewise.
3169 (build_target_option_node): Likewise.
3170 (rs6000_function_specific_print): Likewise.
3171 (DEBUG_FMT_W): New format for printing HOST_WIDE_INT in hex.
3173 * config/rs6000/rs6000-protos.h (rs6000_builtin_mask_calculate):
3174 Make target flags, builtin masks arguments/return values
3175 HOST_WIDE_INT in preparation for growing the number of ISA from 31
3177 (rs6000_target_modify_macros): Likewise.
3178 (rs6000_target_modify_macros_ptr): Likewise.
3180 * config/rs6000/rs6000.c (DEBUG_FMT_ID): Move "-32s" to a separate
3181 define and change DEBUG_FMT_<x> to use it.
3182 (DEBUG_FMT_D): Likewise.
3183 (DEBUG_FMT_S): Likewise.
3184 (DEBUG_FMT_X): Delete, no longer used.
3185 (DEBUG_FMT_W): Likewise.
3186 (DEBUG_FMT_WX): New debug format for printing options in a
3188 (rs6000_debug_reg_global): If -mdebug=reg, print all of the
3189 options in target_flags and target_flags_explicit. Print the
3190 default options for -mcpu=<xxx>, -mtune=<xxx>, and the default
3191 options. Adjust printing out the builtin options.
3192 (rs6000_option_override_internal): Change printing the builtin
3193 options to use rs6000_print_builtin_options.
3194 (rs6000_function_specific_print): Change to use
3195 rs6000_print_isa_options to print ISA flags.
3196 (rs6000_print_options_internal): New function for expanded
3197 -mdebug=reg option printing to print both the ISA options, and the
3198 builtins that are enabled.
3199 (rs6000_print_isa_options): New function to print the ISA options.
3200 (rs6000_print_builtin_options): New function to print the builtin
3203 2012-10-10 Jakub Jelinek <jakub@redhat.com>
3206 * config/i386/bdver1.md (bdver1-mult): Remove.
3209 * combine.c (count_rtxs): Use RTX_BIN_ARITH resp. RTX_COMM_ARITH
3210 instead of '2' resp. 'c' for GET_RTX_CLASS comparisons.
3213 * simplify-rtx.c (simplify_truncation): Compare UINTVAL instead of
3214 INTVAL of second argument with precision resp. op_precision.
3216 2012-10-10 Dodji Seketeli <dodji@redhat.com>
3218 PR middle-end/54860 - Make sure attributes hash table is created
3219 * attribs.c (register_scoped_attributes): Ensure the attribute
3220 hash table is created.
3222 2012-10-10 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3225 * config/i386/bdver1.md (bdver1_int): Automaton has been
3226 split to reduce state transitions.
3228 2012-10-10 Richard Biener <rguenther@suse.de>
3231 * ipa-prop.c (prune_expression_for_jf_1): New function.
3232 (prune_expression_for_jf): Clear EXPR_LOCATION for all
3233 sub-expressions as well.
3235 2012-10-10 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3237 * config.gcc: Enable zEC12 for with-arch and with-tune
3239 * common/config/s390/s390-common.c (processor_flags_table): Add
3241 * config/s390/2827.md: New file.
3242 * config/s390/s390-opts.h (enum processor_type): Add
3243 PROCESSOR_2827_ZEC12.
3244 * config/s390/s390.h (enum processor_flags): Add PF_ZEC12.
3245 (TARGET_CPU_ZEC12, TARGET_ZEC12): New macro definitions.
3246 * config/s390/s390.c (zEC12_cost): New definition.
3247 (s390_option_override): Set costs for zEC12.
3248 Set parameter defaults for zEC12.
3249 (legitimate_reload_fp_constant_p): Adjust comment.
3250 (preferred_la_operand_p): Adjust comment.
3251 (s390_expand_insv): Generate insv pattern without CC clobber for zEC12.
3252 (s390_adjust_priority): Add zEC12 check.
3253 (s390_issue_rate): Return 2 for zEC12.
3254 (s390_reorg): Enable code optimizations for zEC12.
3255 (s390_sched_reorder): Reorder insns according to OOO attributes.
3256 (s390_get_sched_attrmask): New function.
3257 (s390_sched_score): New function.
3258 (s390_sched_variable_issue): Update s390_sched_state.
3259 (s390_sched_init): Reset s390_sched_state.
3260 (s390_loop_unroll_adjust): Enable for zEC12.
3261 * config/s390/s390.opt: Add zEC12 processor type value.
3262 * config/s390/s390.md: Enable mnemonic attribute.
3263 (attr cpu, cpu_facility): Add zEC12.
3265 ("*insv<mode>_zEC12", "*insv<mode>_zEC12_noshift")
3266 ("*load_and_trap<mode>"): New insn definition.
3267 ("*cmp_and_trap_unsigned_int<mode>"): Add clt and clgt.
3269 2012-10-09 David S. Miller <davem@davemloft.net>
3271 * config/sparc/sparc.md (type attribute): Add new types 'visl'
3272 (VIS logical operation), 'vismv' (VIS move), and 'pdistn'. Rename
3273 'fgm_pdist' to 'pdist'.
3274 (*movsi_insn): Use vismv and visl.
3275 (*movdi_insn_sp64): Likewise.
3276 (*movsf_insn): Likewise.
3277 (*movdf_insn_sp64): Likewise.
3278 (*mov<VM32:mode>_insn): Likewise, use 'fsrc2s' instead of 'fsrc1s'.
3279 (*mov<VM64:mode>_insn_sp64): Likewise, use 'fsrc2s'
3280 instead of 'fsrc1s'.
3281 (*mov<VM64:mode>_insn_sp32): Likewise, use 'fsrc2s'
3282 instead of 'fsrc1s'.
3283 (VIS logical instructions): Mark as visl.
3284 (pdist_vis): Use 'pdist'.
3285 (pditsn<mode>_vis): Use 'pdistn'.
3286 * config/sparc/ultra1_2.md: Adjust for new VIS attribute types.
3287 * config/sparc/ultra3.md: Likewise.
3288 * config/sparc/niagara.md: Likewise.
3289 * config/sparc/niagara2.md: Likewise.
3290 * config/sparc/niagara4.md: Add cpu units "n4_slot2" and
3291 "n4_load_store" for special store scheduling. Use them in load
3292 and store reservations. Integer divide and multiply can only
3293 issue in slot-1. Represent 1-cycle VIS moves and 3-cycle VIS
3296 2012-10-10 Dehao Chen <dehao@google.com>
3298 * tree-eh.c (lower_try_finally_onedest): Set correct location for
3300 * gimplify.c (gimplify_expr): Set correct location for TRY stmt.
3302 2012-10-10 Oleg Endo <olegendo@gcc.gnu.org>
3305 * config/sh/sh.md (extv, extzv): Check that operands[3] is zero,
3306 regardless of the endianness.
3308 2012-10-09 Lawrence Crowl <crowl@google.com>
3310 * Makefile.in (fold-const.o): Add depencence on hash-table.h.
3313 * fold-const.c (fold_checksum_tree): Change to new
3314 type-safe hash table.
3315 * (print_fold_checksum): Likewise.
3316 * cfg.c (var bb_original): Likewise.
3317 * (var bb_copy): Likewise.
3318 * (var loop_copy): Likewise.
3319 * hash-table.h (template hash_table): Constify parameters for find...
3320 and remove_elt... member functions.
3321 (hash_table::empty) Correct size expression.
3322 (hash_table::clear_slot) Correct deleted entry assignment.
3323 * dse.c (var rtx_group_table): Change to new type-safe hash table.
3325 2012-10-09 Steven Bosscher <steven@gcc.gnu.org>
3327 * basic-block. (profile_record): New struct, moved from passes.c.
3328 * cfghooks.h (struct cfg_hooks) <account_profile_record>: New hook.
3329 (account_profile_record): New prototype.
3330 * cfghooks.c (account_profile_record): New function.
3331 * tree-cfg.c (gimple_account_profile_record): New function
3332 (gimple_cfg_hooks): Add it.
3333 * cfgrtl.c (rtl_account_profile_record): New function
3334 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Add it.
3335 * passes.c (check_profile_consistency): Simplify. Move IR-dependent
3336 code around using cfghooks machinery.
3338 2012-10-09 Oleg Endo <olegendo@gcc.gnu.org>
3341 * doc/extend.texi (Target Builtins): Add SH built-in section.
3342 Document __builtin_thread_pointer and __builtin_set_thread_pointer.
3344 2012-10-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3347 * tree-ssa-loop-prefetch.c (gather_memory_references_ref):
3348 Perform non constant step prefetching in inner loop, only
3349 when it is invariant in the entire loop nest.
3350 * tree-ssa-loop-prefetch.c (dump_mem_details): New function to dump
3351 base, step and delta values of memeory reference analysed for
3353 * tree-ssa-loop-prefetch.c (dump_mem_ref): Call dump_mem_details
3354 to print base, step and delta values of memory reference.
3355 * cfgloop.h (loop_outermost): New function that returns outermost
3356 loop for a given loop in a loop nest.
3358 2012-10-09 Richard Guenther <rguenther@suse.de>
3361 * cfgexpand.c (expand_debug_source_expr): Move checking
3362 code conditional on a found decl_debug_args vector.
3364 2012-10-09 Richard Guenther <rguenther@suse.de>
3366 * tree-streamer.c (streamer_tree_cache_get): Move ...
3367 * tree-streamer.h (streamer_tree_cache_get): ... here as inline.
3369 2012-10-09 Jan Hubicka <jh@suse.cz>
3371 * loop-unroll.c (unroll_loop_constant_iterations): Add
3372 update of loop->nb_iterations_upper_bound I missed in my previous
3373 commit; use TRUNC_DIV_EXPR instead of FLOOR_DIV_EXPR to divide
3375 (decide_unroll_runtime_iterations): Avoid overflow.
3376 (unroll_loop_runtime_iterations): Use TRUNC_DIV_EXPR instead of
3377 FLOOR_DIV_EXPR to update iteration bounds.
3378 (decide_peel_simple): Avoid integer overflow when deciding
3379 on number of peelings.
3380 (decide_unroll_stupid): Likewise.
3382 2012-10-09 Tobias Burnus <burnus@net-b.de>
3384 * lto-cgraph.c (input_node_opt_summary): Remove unused code.
3385 * lto-opts.c (append_to_collect_gcc_options): Fix condition.
3386 * lto-symtab.c (lto_cgraph_replace_node): Don't xstrdup string
3387 which is passed to fprintf.
3389 2012-10-09 Paolo Carlini <paolo.carlini@oracle.com>
3392 * tree.h: Add EXPR_LOC_OR_LOC.
3394 2012-10-09 Nick Clifton <nickc@redhat.com>
3396 PR rtl-optimization/54739
3397 * config/mcore/mcore.md: (anddi3, iordi3, xordi3): Delete patterns.
3400 * config/mcore/mcore.c (mcore_output_movedouble): Fix typo.
3402 2012-10-09 Marc Glisse <marc.glisse@inria.fr>
3405 * fold-const.c (fold_binary_loc): Use build_zero_cst instead of
3406 build_int_cst for a potential vector.
3408 2012-10-08 Uros Bizjak <ubizjak@gmail.com>
3410 * config/i386/atom.md (atom_sse_4): Merge atom_sse_attr attibutes.
3411 (atom_sse_5): Ditto.
3413 2012-10-08 Marc Glisse <marc.glisse@inria.fr>
3416 * config/i386/i386.md (type attribute): Add sseadd1.
3417 (unit attribute): Add support for sseadd1.
3418 (memory attribute): Likewise.
3419 * config/i386/athlon.md: Likewise.
3420 * config/i386/core2.md: Likewise.
3421 * config/i386/atom.md: Likewise.
3422 * config/i386/ppro.md: Likewise.
3423 * config/i386/bdver1.md: Likewise.
3424 * config/i386/sse.md (sse3_h<plusminus_insn>v2df3): Split into...
3425 (sse3_haddv2df3): ... expander.
3426 (*sse3_haddv2df3): ... define_insn. Accept permuted operands.
3427 (sse3_hsubv2df3): ... define_insn.
3428 (*sse3_haddv2df3_low): New define_insn.
3429 (*sse3_hsubv2df3_low): New define_insn.
3431 2012-10-08 Jan Hubicka <jh@suse.cz>
3433 * loop-unswitch.c (unswitch_single_loop): Use
3434 estimated_loop_iterations_int to prevent unswitching when loop
3435 is known to not roll.
3436 * tree-ssa-loop-niter.c (estimated_loop_iterations): Do not segfault
3437 when SCEV is not initialized.
3438 (max_loop_iterations): Likewise.
3439 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Use
3440 estimated_loop_iterations_int to prevent unswithcing when
3441 loop is known to not roll.
3442 * tree-scalar-evolution.c (scev_initialized_p): New function.
3443 * tree-scalar-evolution.h (scev_initialized_p): Likewise.
3444 * loop-unroll.c (decide_peel_once_rolling): Use
3445 max_loop_iterations_int.
3446 (unroll_loop_constant_iterations): Update
3447 nb_iterations_upper_bound and nb_iterations_estimate.
3448 (decide_unroll_runtime_iterations): Use
3449 estimated_loop_iterations or max_loop_iterations;
3450 (unroll_loop_runtime_iterations): fix profile updating.
3451 (decide_peel_simple): Use estimated_loop_iterations
3452 and max_loop_iterations.
3453 (decide_unroll_stupid): Use estimated_loop_iterations
3454 ad max_loop_iterations.
3455 * loop-doloop.c (doloop_modify): Use max_loop_iterations_int.
3456 (doloop_optimize): Likewise.
3457 * loop-iv.c (iv_number_of_iterations): Use record_niter_bound.
3458 (find_simple_exit): Likewise.
3459 * cfgloop.h (struct niter_desc): Remove niter_max.
3461 2012-10-08 Marek Polacek <polacek@redhat.com>
3464 * var-tracking.c (vt_add_function_parameter): Use condition instead
3467 2012-10-08 Dehao Chen <dehao@google.com>
3469 * predict.c (predict_loops): Predict for short-circuit conditions.
3470 (predict_extra_loop_exits): New Function.
3472 2012-10-08 Steven Bosscher <steven@gcc.gnu.org>
3474 * bitmap.h (bitmap_and_into): Update prototype.
3475 * bitmap.c (bitmap_and_into): Return true if the target bitmap
3476 changed, false otherwise.
3478 * df.h (df_dump_insn_problem_function): New function type.
3479 (struct df_problem): Add two functions, to dump just before and
3481 (DF_RD_PRUNE_DEAD_DEFS): New changable flag.
3482 (df_dump_insn_top, df_dump_insn_bottom): New prototypes.
3483 * df-core (df_dump_region): Use dump_bb.
3484 (df_dump_bb_problem_data): New function.
3485 (df_dump_top, df_dump_bottom): Rewrite using df_dump_bb_problem_data.
3486 (df_dump_insn_problem_data): New function.
3487 (df_dump_insn_top, df_dump_insn_bottom): New functions.
3488 * df-scan.c (problem_SCAN): Add NULL fields for new members.
3489 * df-problems.c (df_rd_local_compute): Ignore hard registers if
3490 DF_NO_HARD_REGS is in effect.
3491 (df_rd_transfer_function): If DF_RD_PRUNE_DEAD_DEFS is in effect,
3492 prune reaching defs using the LR problem.
3493 (df_rd_start_dump): Fix dumping of DEFs map.
3494 (df_rd_dump_defs_set): New function.
3495 (df_rd_top_dump, df_rd_bottom_dump): Use it.
3496 (problem_RD): Add NULL fields for new members.
3497 (problem_LR, problem_LIVE): Likewise.
3498 (df_chain_bb_dump): New function.
3499 (df_chain_top_dump): Dump only for artificial DEFs and USEs,
3500 using df_chain_bb_dump.
3501 (df_chain_bottom_dump): Likewise.
3502 (df_chain_insn_top_dump, df_chain_insn_bottom_dump): New functions.
3503 (problem_CHAIN): Add them as new members.
3504 (problem_WORD_LR, problem_NOTE): Add NULL fields for new members.
3505 (problem_MD): Likewise.
3506 * cfgrtl.c (rtl_dump_bb): Use df_dump_insn_top and df_dump_insn_bottom.
3507 (print_rtl_with_bb): Likewise.
3509 * dce.c (init_dce): Use DF_RD_PRUNE_DEAD_DEFS.
3510 * loop-invariant.c (find_defs): Likewise.
3511 * loop-iv.c (iv_analysis_loop_init): Likewise.
3512 * ree.c (find_and_remove_re): Likewise.
3513 * web.c (web_main): Likewise.
3515 2012-10-08 Jason Merrill <jason@redhat.com>
3517 * config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
3518 ASM_WEAKEN_DECL with #if RS6000_WEAK.
3520 2012-10-08 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/54825
3523 * tree-ssa-sccvn.c (vn_nary_length_from_stmt): Handle BIT_FIELD_REF.
3524 (init_vn_nary_op_from_stmt): Likewise.
3525 * tree-ssa-pre.c (compute_avail): Use vn_nary_op_lookup_stmt.
3526 * tree-ssa-sccvn.h (sizeof_vn_nary_op): Avoid overflow.
3528 2012-10-08 Richard Guenther <rguenther@suse.de>
3530 * tree-ssa-pre.c (postorder_num): New global.
3531 (compute_antic): Initialize all blocks and adjust for
3533 (my_rev_post_order_compute): Remove.
3534 (init_pre): Use inverted_post_order_compute.
3536 2012-10-08 Bernd Schmidt <bernds@codesourcery.com>
3538 * sched-int.h (schedule_block): Adjust declaration.
3539 * sched-rgn.c (bb_state_array, bb_state): New static variables.
3540 (sched_rgn_init): Initialize them.
3541 (sched_rgn_free): Free them.
3542 (schedule_region): Save scheduling state for future blocks, and
3543 pass such state to schedule_block.
3544 * params.def (PARAM_SCHED_STATE_EDGE_PROB_CUTOFF): New.
3545 * doc/invoke.texi (--param): Document it.
3546 * haifa-sched.c (schedule_block): New arg init_state. Use it to
3547 initialize state if nonnull. All callers changed.
3548 Call advance_one_cycle after scheduling.
3550 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
3553 * doc/invoke.texi (AVR Options): Remove -mshort-calls.
3554 * config/avr/avr.opt (-mshort-calls): Remove option.
3555 * config/avr/avr.h (AVR_HAVE_JMP_CALL): Don't depend on
3558 2012-10-08 Oleg Endo <olegendo@gcc.gnu.org>
3561 * config/sh/sh.md (one_cmplsi2): Make insn_and_split. Add manual
3562 combine matching for an insn sequence where a ge:SI pattern
3565 2012-10-08 Dodji Seketeli <dodji@redhat.com>
3567 PR c++/53528 C++11 attribute support
3568 * plugin.h (register_scoped_attributes): Declare new function.
3569 * tree.h (enu attribute_flags::ATTR_FLAG_CXX_11): New flag.
3570 (lookup_scoped_attribute_spec, cxx_11_attribute_p)
3571 (get_attribute_name, get_attribute_namespace): Declare new functions.
3572 (struct attribute_spec): Remove const qualifier from the members.
3573 * tree.c (comp_type_attributes, private_lookup_attribute)
3574 (lookup_ident_attribute, remove_attribute, merge_attribute)
3575 (attribute_hash_list, attribute_list_contained): Use
3577 * attribs.c (decl_attributes): Don't crash on error_mark_node.
3578 Forbid c++11 attributes appertaining to type-specifiers.
3579 (attribute_hash): Remove global variable.
3580 (attributes_table): New global variable.
3581 (find_attribute_namespace, register_scoped_attribute): New static
3583 (register_scoped_attributes, lookup_scoped_attribute_spec)
3584 (cxx11_attribute_p, get_attribute_name, get_attribute_namespace):
3585 New public functions.
3586 (init_attributes): Register all the GNU attributes into the "gnu"
3588 (register_attribute): Use register_scoped_attribute to register
3589 the attribute into the "gnu" namespace.
3590 (lookup_attribute_spec): Use lookup_scoped_attribute_spec to
3591 lookup the attribute in the "gnu" namespace.
3592 (decl_attributes): Use new get_attribute_namespace and
3593 lookup_scoped_attribute_spec to consider attribute namespaces when
3594 looking up attributes. When operating in c++-11 mode, pass flag
3595 ATTR_FLAG_CXX11 to the spec handler.
3597 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
3600 * config/avr/avr.md (*add<mode>3, add<mode>3, addpsi3): Make
3601 constraint alternative "r,0,r" slighly more expensive.
3602 (sub<mode>3, andqi3, andhi3, andpsi3, andsi3): Ditto.
3603 (iorqi3, iorhi3, iorpsi3, iorsi3): Ditto.
3604 (xorhi3, xorpsi3, xorsi3): Ditto.
3606 2012-10-08 Oleg Endo <olegendo@gcc.gnu.org>
3609 * config/sh/sh.md (*mov<mode>_gbr_load, *mov<mode>_gbr_store): New
3610 insns and accompanying unnamed splits.
3611 * config/sh/predicates.md (general_movsrc_operand,
3612 general_movdst_operand): Reject GBR addresses.
3613 * config/sh/sh-protos.h (sh_find_equiv_gbr_addr): New declaration.
3614 * config/sh/sh.c (sh_address_cost, sh_legitimate_address_p,
3615 sh_secondary_reload): Handle GBR addresses.
3616 (base_reg_disp): New class.
3617 (sh_find_base_reg_disp, sh_find_equiv_gbr_addr): New functions.
3619 2012-10-08 Hans-Peter Nilsson <hp@bitrange.com>
3621 * config/mmix/mmix.c (mmix_output_octa): Don't assume
3622 HOST_WIDEST_INT_PRINT_HEX starts with "0x". Instead use
3623 HOST_WIDE_INT_PRINT_HEX_PURE, falling back to
3624 HOST_WIDEST_INT_PRINT_UNSIGNED.
3626 2012-10-07 Richard Sandiford <rdsandiford@googlemail.com>
3628 * machmode.h (GET_MODE_UNIT_PRECISION): New macro.
3629 * simplify-rtx.c (simplify_truncation): New function,
3630 extracted from simplify_subreg and (in small part) from
3631 simplify_unary_operation_1.
3632 (simplify_unary_operation_1) <TRUNCATE>: Use it. Remove sign bit
3633 test for !TRULY_NOOP_TRUNCATION_MODES_P.
3634 (simplify_subreg): Use simplify_truncate for lowpart subregs
3635 where both the inner and outer modes are scalar integers.
3636 * config/mips/mips.c (mips_truncated_op_cost): New function.
3637 (mips_rtx_costs): Adjust test for BADDU.
3638 * config/mips/mips.md (*baddu_di<mode>): Push truncates to operands.
3640 2012-10-07 Jan Hubicka <jh@suse.cz>
3642 * ipa-inline-analysis.c (do_estimate_edge_time): Return actual
3643 time spent by the inlined sequence.
3644 (do_estimate_edge_growth): Rename to ...
3645 (do_estimate_edge_time): ... this one; return size of inlined sequence.
3646 * ipa-inline.h (do_estimate_edge_size): New.
3647 (do_estimate_edge_growth): Remove.
3648 (estimate_edge_size): New function.
3649 (estimate_edge_growth): Use it.
3651 2012-10-07 Jan Hubicka <jh@suse.cz>
3653 * lto-cgraph.c (lto_symtab_encoder_new): New parameter FOR_INPUT.
3654 (lto_symtab_encoder_delete): Update.
3655 (lto_symtab_encoder_encode): Update.
3656 (compute_ltrans_boundary): Update.
3657 (input_symtab): Update.
3658 * lto-streamer.h (lto_symtab_encoder_new): Update.
3660 2012-10-07 Richard Sandiford <rdsandiford@googlemail.com>
3662 * config/mips/mips-protos.h (mips_split_type): New enum.
3663 (mips_split_64bit_move_p, mips_split_doubleword_move): Delete.
3664 (mips_split_move_p, mips_split_move, mips_split_move_insn_p)
3665 (mips_split_move_insn): Declare.
3666 * config/mips/mips.c (mips_tuning_info): New variable.
3667 (mips_load_store_insns): Use mips_split_move_insn_p instead of
3668 mips_split_64bit_move_p.
3669 (mips_emit_move_or_split, mips_mult_move_p): New functions.
3670 (mips_split_64bit_move_p): Rename to...
3671 (mips_split_move_p): ...this and take a mips_split_type argument.
3672 Generalize to all moves. Call mips_mult_move_p.
3673 (mips_split_doubleword_move): Rename to...
3674 (mips_split_move): ...this and take a mips_split_type argument.
3675 Assert that mips_split_move_p holds.
3676 (mips_insn_split_type, mips_split_move_insn_p, mips_split_move_insn):
3678 (mips_output_move): Use mips_split_move_p instead of
3679 mips_split_64bit_move_p. Handle MULT $0, $0 moves.
3680 (mips_save_reg): Use mips_emit_move_or_split.
3681 (mips_sim_reset): Assign to curr_state. Call targetm.sched.init
3683 (mips_sim_init): Call targetm.sched.init_dfa_pre_cycle_insn and
3684 targetm.sched.init_dfa_post_cycle_insn, if defined.
3685 (mips_sim_next_cycle): Assign to curr_state. Use advance_state
3686 instead of state_transition.
3687 (mips_sim_issue_insn): Assign to curr_state. Use
3688 targetm.sched.variable_issue to see how many more insns can be issued.
3689 (mips_seq_time, mips_mult_zero_zero_cost)
3690 (mips_set_fast_mult_zero_zero_p, mips_set_tuning_info)
3691 (mips_expand_to_rtl_hook): New functions.
3692 (TARGET_EXPAND_TO_RTL_HOOK): Define.
3693 * config/mips/mips.md (move_type): Add imul.
3694 (type): Map imul move_types to imul.
3695 (*movdi_32bit, *movti): Add imul alternatives.
3696 Use mips_split_move_insn_p and mips_split_move_insn instead of
3697 mips_split_64bit_move_p and mips_split_doubleword_move in move
3700 2012-10-06 Segher Boessenkool <segher@kernel.crashing.org>
3702 * config/rs6000/rs6000.c (print_operand) ['A']: Delete.
3704 2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
3707 * ginclude/stdint-wrap.h: In C++11 if __STDC_HOSTED__ define
3708 __STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS.
3709 * ginclude/stdint-gcc.h: In C++11 unconditionally define
3710 limit and constant macros.
3712 2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
3715 * ginclude/stddef.h: In C++11 mode declare nullptr_t in the global
3718 2012-10-06 Jan Hubicka <jh@suse.cz>
3722 * lto-streamer-out.c (produce_symtab): Cleanup; drop v1 API hack.
3724 2012-10-06 Dehao Chen <dehao@google.com>
3727 * gimple-low.c (lower_stmt): Set the block for call args.
3729 2012-10-06 Jan Hubicka <jh@suse.cz>
3731 * doc/invoke.texi (-fprofile-report): Document.
3732 * common.opt (-fprofile-report): New option.
3733 * toplev.c (finalize): Call dump_profile_report.
3734 * toplev.h (profile_report): Declare.
3735 * passes.c (profile_record): New static var.
3736 (check_profile_consistency): New function.
3737 (dump_profile_record): New function.
3738 (execute_one_ipa_transform_pass): Call check_profile_consistency.
3739 (execute_one_pass): Likewise.
3741 2012-10-06 Jan Hubicka <jh@suse.cz>
3744 * lto-streamer.h (lto_symtab_register_decl, lto_symtab_get_resolution,
3745 lto_mark_nothrow_fndecl, lto_fixup_nothrow_decls): Remove.
3746 * lto-symtab.c (lto_symtab_register_decl): Remove.
3748 2012-10-06 Andreas Schwab <schwab@linux-m68k.org>
3750 PR rtl-optimization/54739
3751 * config/m68k/m68k.md (anddi3, iordi3, xordi3, one_cmpldi2): Remove.
3753 2012-10-06 Oleg Endo <olegendo@gcc.gnu.org>
3756 * config/sh/sh.md (define_constants): Add UNSPECV_GBR.
3757 (get_thread_pointer, set_thread_pointer): New expanders.
3758 (load_gbr): Rename to store_gbr. Remove GBR_REG use.
3759 (store_gbr): New insn.
3760 * config/sh/sh.c (prepare_move_operands): Use gen_store_gbr instead of
3761 gen_load_gbr in TLS_MODEL_LOCAL_EXEC case.
3762 (sh1_builtin_p): New function.
3763 (signature_args): Add SH_BLTIN_VP.
3764 (bdesc): Add __builtin_thread_pointer and __builtin_set_thread_pointer.
3766 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3768 PR rtl-optimization/54739
3769 * config/pa/pa.md: Remove DImode and, not and, ior and xor patterns
3770 for 32-bit targets. Adjust expanders.
3772 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
3774 2012-10-05 Oleg Endo <olegendo@gcc.gnu.org>
3776 * config/sh/sh.c (builtin_description): Add is_enabled member.
3777 (shmedia_builtin_p): New function.
3778 (bdesc): Use shmedia_builtin_p for existing built-ins.
3779 (sh_media_init_builtins, sh_init_builtins): Merge into single function
3780 sh_init_builtins. Add is_enabled checking. Move variable declarations
3781 to where they are actually used.
3782 (sh_media_builtin_decl, sh_builtin_decl): Merge into single function
3783 sh_builtin_decl. Add is_enabled checking.
3784 (sh_expand_builtin): Move variable declarations to where they are
3787 2012-10-05 Jakub Jelinek <jakub@redhat.com>
3789 * tree-inline.c (expand_call_inline): Move VAR_DECLs with
3790 PARM_DECL origins from remapped DECL_INITIAL's BLOCK_VARS
3791 into id->block's BLOCK_VARS.
3794 * ipa-split.c (split_function): Add debug args and debug source
3795 and normal stmts for args_to_skip which are gimple regs.
3796 * tree-inline.c (copy_debug_stmt): When inlining, adjust source
3797 debug bind stmts to debug binds of corresponding DEBUG_EXPR_DECL.
3799 2012-10-05 Georg-Johann Lay <avr@gjlay.de>
3801 * config/avr/avr.md: Fix indentations of insn C snippets.
3803 2012-10-05 Richard Guenther <rguenther@suse.de>
3806 * tree-ssa-live.c (clear_unused_block_pointer_1): Look at
3807 DECL_DEBUG_EXPR again.
3809 2012-10-05 Jan Hubicka <jh@suse.cz>
3810 Jakub Jelinek <jakub@redhat.com>
3812 PR tree-optimization/33763
3813 * tree-inline.c (expand_call_inline): Silently ignore always_inline
3814 attribute for redefined extern inline functions.
3816 2012-10-04 Jan Hubicka <jh@suse.cz>
3818 * tree-vectorizer.h (vect_estimate_min_profitable_iters): Remove.
3819 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Declare here.
3820 (vect_analyze_loop_operations): Use loop count estimate to rule out
3821 unprofitable vectorization.
3822 (vect_estimate_min_profitable_iters): Return
3823 ret_min_profitable_estimate.
3825 2012-10-05 Jakub Jelinek <jakub@redhat.com>
3827 PR tree-optimization/54810
3828 * tree-vrp.c (register_edge_assert_for_2): Handle
3829 NAME = (unsigned) NAME2; if (NAME cmp CST) for
3830 narrowing casts to unsigned integral type like
3831 NAME = NAME2 & CST2; if (NAME cmp CST) where CST2
3832 is the max value of the unsigned integral type.
3834 2012-10-04 Jeff Law <law@redhat.com>
3837 * config/h8300/h8300.c (h8300_rtx_costs): Fix typo in CONST_INT case.
3839 2012-10-04 Jason Merrill <jason@redhat.com>
3841 * config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
3842 ASM_WEAKEN_DECL with #if RS6000_WEAK.
3844 2012-10-04 Basile Starynkevitch <basile@starynkevitch.net>
3846 * gengtype.c (walk_type): Emit mark_hook when inside a
3847 struct of a union member.
3849 2012-10-04 Georg-Johann Lay <avr@gjlay.de>
3851 * config/avr/predicates.md (flash_operand): New predicate.
3852 * config/avr/avr.md (reload_in<mode>): Use it in operand 1 instead
3855 2012-10-04 Tobias Burnus <burnus@net-b.de>
3857 * gcc.c (record_temp_file, add_sysrooted_prefix, process_command,
3858 do_self_spec, compare_debug_dump_opt_spec_function): Plug memleaks.
3859 (do_spec_1): Ditto, fix out-of-bound access.
3860 * opts.c (common_handle_option): Plug memleak.
3862 2012-10-04 Jason Merrill <jason@redhat.com>
3864 * config/darwin.c (darwin_assemble_visibility): Treat
3865 VISIBILITY_INTERNAL as hidden.
3867 * config/darwin-c.c (find_subframework_file): Add missing const.
3868 (framework_construct_pathname): Likewise.
3870 2012-10-04 Florian Weimer <fweimer@redhat.com>
3872 * doc/cpp.texi (Pragmas): Document #pragma GCC warning, #pragma
3875 2012-10-04 Richard Guenther <rguenther@suse.de>
3878 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
3879 cleaning up the CFG.
3881 2012-10-04 Richard Guenther <rguenther@suse.de>
3884 * tree-streamer-out.c (write_ts_block_tree_pointers): For
3885 inlined functions outer scopes write the ultimate origin
3886 as BLOCK_ABSTRACT_ORIGIN and BLOCK_SOURCE_LOCATION.
3887 Do not stream the fragment chains.
3888 * tree-streamer-in.c (lto_input_ts_block_tree_pointers): Likewise.
3889 * dwarf2out.c (gen_subprogram_die): Handle NULL DECL_INITIAL.
3890 (dwarf2out_decl): Always output DECL_ABSTRACT function decls.
3892 2012-10-04 Arnaud Charlet <charlet@adacore.com>
3894 * dumpfile.h, dumpfile.c: Remove TDI_ada.
3896 2012-10-04 Yuri Rumyantsev <ysrumyan@gmail.com>
3898 * config/i386/i386.c (ix86_dep_by_shift_count_body) : Add
3899 check on reload_completed since it can be invoked before
3900 register allocation phase in pre-reload schedule.
3901 (ia32_multipass_dfa_lookahead) : Do not use dfa_lookahead for
3902 pre-reload schedule to save compile time.
3903 (ix86_sched_reorder) : Do not perform ready list reordering for
3904 pre-reload schedule to save compile time.
3905 (insn_is_function_arg) : New function. Returns true if lhs of insn is
3906 HW function argument register.
3907 (add_parameter_dependencies) : New function. Add output dependencies
3908 for chain of function adjacent arguments if only there is a move to
3909 likely spilled HW registers. Return first argument if at least one
3910 dependence was added or NULL otherwise.
3911 (avoid_func_arg_motion) : New function. Add output or anti dependency
3912 from insn to first_arg to restrict code motion.
3913 (add_dependee_for_func_arg) : New function. Avoid cross block motion of
3914 function argument through adding dependency from the first non-jump
3916 (ix86_dependencies_evaluation_hook) : New function. Hook for
3917 pre-reload schedule: avoid motion of function arguments passed in
3918 likely spilled HW registers.
3919 (ix86_adjust_priority) : New function. Hook for pre-reload schedule:
3920 set priority of moves from likely spilled HW registers to maximum to
3921 schedule them as soon as possible.
3922 (ix86_sched_init_global): Do not perform multipass scheduling for
3923 pre-reload schedule to save compile time.
3925 2012-10-04 Uros Bizjak <ubizjak@gmail.com>
3927 * configure.ac (noexception_flags): Add -fasynchronous-unwind-tables.
3928 * configure: Regenerate.
3930 2012-10-04 Kaz Kojima <kkojima@gcc.gnu.org>
3932 * config/sh/sh.c (sh_can_use_simple_return_p): Return false for
3933 SHmedia and SHcompact using call cookie.
3934 * config/sh/sh.md (epilogue): Emit non-inlined return insns for
3935 SHmedia and SHcompact using call cookie.
3937 2012-10-03 Oleg Endo <olegendo@gcc.gnu.org>
3940 * config/sh/sh.md (*mov_t_msb_neg): New insn and two accompanying
3941 unnamed split patterns.
3943 2012-10-03 Oleg Endo <olegendo@gcc.gnu.org>
3946 * config/sh/sh.c (parse_validate_atomic_model_option): Handle name
3947 strings in sh_atomic_model.
3948 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Move macro implementation
3950 * config/sh/sh-c.c (sh_cpu_cpp_builtins): ... this new function.
3951 Add __SH1__ and __SH2__ defines. Add __SH_ATOMIC_MODEL_*__ define.
3952 * config/sh/sh-protos.h (sh_atomic_model): Add name and cdef_name
3954 (sh_cpu_cpp_builtins): Declare new function.
3956 2012-10-03 Dehao Chen <dehao@google.com>
3959 * tree-cfg.c (move_block_to_fn): Update lexical block for phi_args.
3961 2012-10-03 Vladimir Makarov <vmakarov@redhat.com>
3963 * reginfo.c (max_regno_since_last_resize): New.
3964 (reg_preferred_class, reg_alternate_class): Add assert.
3965 (allocate_reg_info): Initialize allocated reg info.
3966 (resize_reg_info): Make bigger reg_info and initialize new memory.
3967 (reginfo_init): Initialize max_regno_since_last_resize.
3968 (setup_reg_classes): Change assert.
3970 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
3972 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
3973 in SSE and YMM state support check for -march=native.
3975 2012-10-03 Nick Clifton <nickc@redhat.com>
3977 * config/rx/rx.c (struct decl_chain): New local structure.
3978 (warned_decls): New local variable. Contains a stack of decls for
3979 which warnings have been issued.
3980 (add_warned_decl): Adds a decl to the stack.
3981 (already_warned): Returns true if a given decl is on the stack.
3982 (rx_set_current_function): Issue a warning if multiple fast
3983 interrupt handlers are defined.
3984 * config/rx/rx.opt (mwarn-multiple-fast-interrupts): New option.
3985 * doc/invoke.texi: Document the option.
3987 2012-10-03 Mark Kettenis <kettenis@openbsd.org>
3989 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
3990 default_use_cxa_atexit to yes.
3992 2012-10-03 Jakub Jelinek <jakub@redhat.com>
3994 PR rtl-optimization/54792
3995 * sched-deps.c (find_modifiable_mems): Scan also TAIL insn.
3997 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
4000 * doc/invoke.texi: Document -mprefer-avx128.
4002 2012-10-02 Andrew Pinski <apinski@cavium.com>
4004 * simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
4005 Don't optimize a truncate of a mem if it is a vector mode.
4007 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
4010 * Makefile.in (VALTRACK_H): Add hash-table.h.
4011 * valtrack.h: Include hash-table.h.
4012 (struct dead_debug_global_entry): New.
4013 (struct dead_debug_hash_descr): New.
4014 (struct dead_debug_global): New.
4015 (struct dead_debug): Rename to...
4016 (struct dead_debug_local): ... this. Adjust all uses.
4017 (dead_debug_global_init, dead_debug_global_finish): New.
4018 (dead_debug_init): Rename to...
4019 (dead_debug_local_init): ... this. Adjust all callers.
4020 (dead_debug_finish): Rename to...
4021 (dead_debug_local_finish): ... this. Adjust all callers.
4022 * valtrack.c (dead_debug_global_init): New.
4023 (dead_debug_init): Rename to...
4024 (dead_debug_local_init): ... this. Take global parameter.
4025 Save it and initialize used bitmap from it.
4026 (dead_debug_global_find, dead_debug_global_insert): New.
4027 (dead_debug_global_replace_temp): New.
4028 (dead_debug_promote_uses): New.
4029 (dead_debug_finish): Rename to...
4030 (dead_debug_local_finish): ... this. Promote remaining uses.
4031 (dead_debug_global_finish): New.
4032 (dead_debug_add): Try to replace global temps first.
4033 (dead_debug_insert_temp): Support global replacements.
4034 * dce.c (word_dce_process_block, dce_process_block): Add
4035 global_debug parameter. Pass it on.
4036 (fast_dce): Initialize, pass on and finalize global_debug.
4037 * df-problems.c (df_set_unused_notes_for_mw): Adjusted.
4038 (df_create_unused_notes, df_note_bb_compute): Likewise.
4039 (df_note_compute): Justify local-only dead debug analysis.
4041 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
4044 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
4047 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
4050 * var-tracking.c (vt_add_function_parameter): Bail if
4053 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
4056 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
4057 (XSTATE_FP): Likewise.
4058 (XSTATE_SSE): Likewise.
4059 (XSTATE_YMM): Likewise.
4060 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
4061 SSE and YMM states aren't supported.
4063 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
4065 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el): Merge into...
4066 (*baddu_si): ...this new pattern.
4068 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
4070 * ira-int.h (target_ira_int): Add x_ira_useful_class_mode_regs.
4071 (ira_useful_class_mode_regs): New macro.
4072 * ira.c (clarify_prohibited_class_mode_regs): Set up
4073 ira_useful_class_mode_regs.
4074 * ira-color.c (setup_profitable_hard_regs): Use it to initialise
4075 profitable_hard_regs.
4077 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
4079 * ira.h (target_ira): Add x_ira_class_singleton.
4080 (ira_class_singleton): New macro.
4081 * ira.c (setup_prohibited_class_mode_regs): Set up ira_class_singleton.
4082 * ira-build.c (update_conflict_hard_reg_costs): Use
4083 ira_class_singleton to check for classes with a single
4084 allocatable register.
4085 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Likewise.
4086 (single_reg_class): Likewise. When more than one class is specified,
4087 check whether they have the same singleton register.
4088 (process_single_reg_class_operands): Require single_reg_class
4089 to return NO_REGS or a class with a single allocatable register.
4090 Obtain that register from ira_class_singleton.
4092 2012-10-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4094 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
4095 -mcpu=<xxx> is not specified and the compiler is not configured
4096 using --with-cpu=<xxx>, use the bits from the TARGET_DEFAULT to
4097 set the initial options.
4099 2012-10-02 Sharad Singhai <singhai@google.com>
4102 * tree-vect-stmts.c (vectorizable_operation): Add missing return.
4104 2012-10-02 David Edelsohn <dje.gcc@gmail.com>
4106 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
4107 set TARGET_ALTIVEC_VRSAVE for TARGET_ELF.
4108 (rs6000_stack_info): Only set vrsave_mask if TARGET_ALTIVEC_VRSAVE.
4110 2012-10-02 Jakub Jelinek <jakub@redhat.com>
4112 PR tree-optimization/54713
4113 * expr.c (categorize_ctor_elements_1): Don't assume purpose is
4115 * tree-cfg.c (verify_gimple_assign_single): Add verification of
4116 vector CONSTRUCTORs.
4117 * tree-ssa-sccvn.c (vn_reference_lookup_3): For VECTOR_TYPE
4118 CONSTRUCTORs, don't do anything if element type is VECTOR_TYPE,
4119 and don't check index.
4120 * tree-vect-slp.c (vect_get_constant_vectors): VIEW_CONVERT_EXPR ctor
4121 elements first if their type isn't compatible with vector element type.
4123 2012-10-02 Eric Botcazou <ebotcazou@adacore.com>
4125 * tree.h (DECL_NONLOCAL_FRAME): New macro.
4126 * tree-nested.c (get_frame_type): Set DECL_NONLOCAL_FRAME.
4127 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Stream in
4128 DECL_NONLOCAL_FRAME flag.
4129 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Stream out
4130 DECL_NONLOCAL_FRAME flag.
4132 2012-10-02 Marc Glisse <marc.glisse@inria.fr>
4134 * tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
4135 boolean_type_node for vectors.
4137 2012-10-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4139 * config/rs6000/rs6000.c (toplevel): Include dumpfile.h.
4140 (rs6000_density_test): Rework to accommodate 09-30 change by
4143 * config/rs6000/t-rs6000 (rs6000.o): Add dumpfile.h dependency.
4145 2012-10-01 Dehao Chen <dehao@google.com>
4148 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Use
4149 LOCATION_LOCUS to compare with UNKNOWN_LOCATION.
4150 (slpeel_tree_peel_loop_to_edge): Likewise.
4151 * tree-vectorizer.c (vectorize_loops): Likewise.
4153 2012-10-01 Andrew MacLeod <amacleod@redhat.com>
4156 * optabs.c (expand_atomic_fetch_op_no_fallback): New. Factored code
4157 from expand_atomic_fetch_op.
4158 (expand_atomic_fetch_op): Try atomic_{add|sub} operations in terms of
4159 the other one if direct opcode fails.
4161 2012-10-01 Uros Bizjak <ubizjak@gmail.com>
4163 PR rtl-optimization/54457
4164 * simplify-rtx.c (simplify_subreg):
4165 Simplify (subreg:M (op:N ((x:N) (y:N)), 0)
4166 to (op:M (subreg:M (x:N) 0) (subreg:M (x:N) 0)), where
4167 the outer subreg is effectively a truncation to the original mode M.
4169 2012-10-01 Richard Guenther <rguenther@suse.de>
4171 * builtins.def (ATTR_MATHFN_FPROUNDING): Do not use no-vops
4172 with -frounding-math.
4173 * builtin-attrs.def (ATTR_PURE_NOTHROW_NOVOPS_LIST): Remove.
4174 (ATTR_PURE_NOTHROW_NOVOPS_LEAF_LIST): Likewise.
4176 2012-10-01 Eric Botcazou <ebotcazou@adacore.com>
4178 * tree.h (copy_mem_ref_info): Delete.
4179 * tree-ssa-address.c (copy_mem_ref_info): Likewise.
4180 (maybe_fold_tmr): Copy flags manually.
4181 * tree-ssa-loop-im.c (simple_mem_ref_in_stmt): Rewrite.
4183 2012-10-01 Marc Glisse <marc.glisse@inria.fr>
4185 * simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:
4186 Detect the identity.
4187 <VEC_CONCAT>: Handle VEC_SELECTs from the same vector.
4189 2012-10-01 Oleg Endo <olegendo@gcc.gnu.org>
4192 * config/sh/sh.opt (matomic-model): New option.
4193 (msoft-atomic): Mark as deprecated and alias to
4194 matomic-model=soft-gusa.
4195 (mhard-atomic): Delete.
4196 * config/sh/predicates.md (gbr_displacement): New predicate.
4197 * config/sh/sh-protos.h (sh_atomic_model): New struct.
4198 (selected_atomic_model): New declaration.
4199 (TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT, TARGET_ATOMIC_SOFT_GUSA,
4200 TARGET_ATOMIC_HARD_LLCS, TARGET_ATOMIC_SOFT_TCB,
4201 TARGET_ATOMIC_SOFT_TCB_GBR_OFFSET_RTX, TARGET_ATOMIC_SOFT_IMASK):
4203 * config/sh/linux.h (SUBTARGET_OVERRIDE_OPTIONS): Adapt setting to
4204 default atomic model.
4205 * config/sh/sh.c (selected_atomic_model_): New global variable.
4206 (selected_atomic_model, parse_validate_atomic_model_option): New
4208 (sh_option_override): Replace atomic selection checks with call to
4209 parse_validate_atomic_model_option.
4210 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
4211 UNSUPPORTED_HARD_ATOMIC_CPU): Delete.
4212 (DRIVER_SELF_SPECS): Remove atomic checks.
4213 config/sh/sync.md: Update documentation comments.
4214 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
4215 atomic_fetch_<fetchop_name><mode>, atomic_fetch_nand<mode>,
4216 atomic_<fetchop_name>_fetch<mode>, atomic_nand_fetch<mode>): Use
4217 TARGET_ATOMIC_ANY as condition. Add TARGET_ATOMIC_STRICT check for
4218 SH4A case. Handle new TARGET_ATOMIC_SOFT_TCB and
4219 TARGET_ATOMIC_SOFT_IMASK cases.
4220 (atomic_test_and_set): Handle new TARGET_ATOMIC_SOFT_TCB and
4221 TARGET_ATOMIC_SOFT_IMASK cases.
4222 (atomic_compare_and_swapsi_hard, atomic_exchangesi_hard,
4223 atomic_fetch_<fetchop_name>si_hard, atomic_fetch_nandsi_hard,
4224 atomic_<fetchop_name>_fetchsi_hard, atomic_nand_fetchsi_hard):
4225 Add TARGET_ATOMIC_STRICT check.
4226 (atomic_compare_and_swap<mode>_hard, atomic_exchange<mode>_hard,
4227 atomic_fetch_<fetchop_name><mode>_hard, atomic_fetch_nand<mode>_hard,
4228 atomic_<fetchop_name>_fetch<mode>_hard, atomic_nand_fetch<mode>_hard,
4229 atomic_test_and_set_hard): Use TARGET_ATOMIC_HARD_LLCS condition.
4230 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
4231 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
4232 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
4233 atomic_test_and_set_soft): Append _gusa to the insn names and use
4234 TARGET_ATOMIC_SOFT_GUSA as condition.
4235 (atomic_compare_and_swap<mode>_soft_tcb,
4236 atomic_exchange<mode>_soft_tcb,
4237 atomic_fetch_<fetchop_name><mode>_soft_tcb,
4238 atomic_fetch_nand<mode>_soft_tcb,
4239 atomic_<fetchop_name>_fetch<mode>_soft_tcb,
4240 atomic_nand_fetch<mode>_soft_tcb, atomic_test_and_set_soft_tcb):
4242 (atomic_compare_and_swap<mode>_soft_imask,
4243 atomic_exchange<mode>_soft_imask,
4244 atomic_fetch_<fetchop_name><mode>_soft_imask,
4245 atomic_fetch_nand<mode>_soft_imask,
4246 atomic_<fetchop_name>_fetch<mode>_soft_imask,
4247 atomic_nand_fetch<mode>_soft_imask, atomic_test_and_set_soft_imask):
4249 * doc/invoke.texi (SH Options): Document new matomic-model option.
4250 Remove msoft-atomic and mhard-atomic options.
4252 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4255 * config/s390/s390.c (s390_option_override): Add missing break.
4257 2012-09-30 Sharad Singhai <singhai@google.com>
4259 * dumpfile.c: New file with parts moved from tree-dump.c.
4260 (pflags): New variable.
4262 (alt_dump_file): Ditto.
4263 (dump_files): Update to include additional fields.
4264 (struct dump_option_value_info): Add additional entries.
4265 (get_dump_file_name): Use command line filename if available.
4266 (dump_open_alternate_stream): New function.
4268 (dump_gimple_stmt): Ditto.
4269 (dump_gimple_stmt_loc): Ditto.
4270 (dump_generic_expr): Ditto.
4271 (dump_generic_expr_loc): Ditto.
4272 (dump_printf): Ditto.
4273 (dump_printf_loc): Ditto.
4274 (dump_start): Ditto.
4275 (dump_finish): Ditto.
4276 (dump_begin): Ditto.
4277 (dump_enabled_p): Return true if either of the dump types is enabled.
4278 (dump_initialized_p): Return true if either type of dump is
4280 (dump_end): Do not close standard streams.
4281 (dump_enable_all): Handle filenames for regular dumps.
4282 (dump_switch_p_1): Handle command-line dump filenames.
4283 (opt_info_enable_all): New function.
4284 (opt_info_switch_p_1): Ditto.
4285 (opt_info_switch_p): Ditto.
4286 (dump_kind_p): Ditto.
4287 (dump_basic_block): Ditto.
4288 (dump_combine_total_stats): Ditto.
4289 (dump_remap_tree_vectorizer_verbose): Ditto.
4290 * gimple-pretty-print.h: Rename dump_gimple_stmt to
4291 pp_gimple_stmt_1. All callers updated.
4293 2012-09-30 Sharad Singhai <singhai@google.com>
4295 * doc/invoke.texi: Add documentation for the new -fopt-info option.
4296 * tree-dump.c: Move general dump file related functionality into
4297 dumpfile.c. Remove unneeded headers.
4298 * tree-dump.h: Move function declarations into dumpfile.h.
4299 * dumpfile.h: Include "line-map.h". Add defines for MSG flags.
4300 (struct dump_file_info): Move here from tree-dump.c. Rename flags
4301 to pflags, state to pstate, stream to pstream, filename to
4302 pfilename. All callers updated. Add alt_flags, alt_state,
4303 alt_filenmae, alt_stream.
4304 * tree-vectorizer.c: Include "dumpfile.h". Remove vect_dump.
4305 (vect_set_dump_settings): Remove.
4306 (vect_print_dump_info): Ditto.
4307 * tree-vectorizer.h: Remove declaration of vect_dump and
4308 vect_print_dump_info.
4309 * tree-vect-loop.c: Include "dumpfile.h". Use new dump style.
4310 * tree-vect-data-refs.c: Ditto.
4311 * tree-vect-stmts.c: Ditto.
4312 * tree-vect-slp.c: Ditto.
4313 * tree-vect-patterns.c: Ditto.
4314 * tree-vect-loop-manip.c: Ditto.
4315 * opts.c (vect_set_verbosity_level): Remove.
4316 (common_handle_option): Handle -fopt-info flag. Deprecate
4317 -ftree-vectorizer-verbose.
4318 * tree-parloops.c (gather_scalar_reductions): Remove reference to
4320 * flag-types.h: Remove vect_verbosity_levels.
4321 * common.opt: Add -fopt-info. Deprecate -ftree-vectorizer-verbose.
4322 * opts-global.c (dump_remap_tree_vectorizer_verbose): New function.
4323 (handle_common_deferred_options): Handle -fopt-info and
4324 -ftree-vectorizer-verbose.
4325 * Makefile.in: Add dumpfile.o.
4326 (tree-dump.o): Update dependencies.
4327 (tree-vect-loop.o): Ditto.
4328 (tree-vect-loop-manip.o): Ditto.
4329 (tree-vect-slp.o): Ditto.
4330 (tree-vect-stmts.o): Ditto.
4331 (tree-vectorizer.o): Ditto.
4333 * passes.c (finish_optimization_passes): Instead of using
4334 dump_begin/dump_end, use dump_start/dump_finish. Do not use dump_file.
4335 (pass_init_dump_file): Ditto.
4337 2012-09-30 Joern Rennecke <joern.rennecke@embecosm.com>
4339 PR rtl-optimization/38449:
4340 * hooks.c (hook_bool_const_rtx_const_rtx_true): New function.
4341 * hooks.h (hook_bool_const_rtx_const_rtx_true): Declare.
4342 * target.def: Merge in definitions and documentation for
4343 TARGET_CAN_FOLLOW_JUMP.
4344 * doc/tm.texi.in: Add documentation locations for the above.
4345 * doc/tm.texi: Regenerate.
4346 * reorg.c (follow_jumps): New parameters jump and crossing.
4347 Changed all callers.
4349 2012-09-30 Eric Botcazou <ebotcazou@adacore.com>
4351 * reorg.c (relax_delay_slots): Use delay_insn consistently.
4353 * config/sparc/sparc.c (gen_stack_pointer_dec): Delete.
4354 (sparc_expand_epilogue): Use gen_stack_pointer_inc and adjust.
4355 (sparc_flat_expand_epilogue): Likewise.
4356 (emit_and_preserve): Likewise.
4357 (sparc_fold_builtin): Fix thinko in latest change.
4359 2012-09-30 Andreas Schwab <schwab@linux-m68k.org>
4361 * config/m68k/m68k.md: Add names to bitfield insert and extract
4363 (*insv_8_16_reg): Remove constraints and conditions that assume
4364 that operand 0 could be a MEM.
4365 (*extzv_8_16_reg, *extv_8_16_reg): Likewise, for operand 1.
4367 2012-09-30 Jan Hubicka <jh@suse.cz>
4369 * cfgloop.c (scale_loop_profile): Move to...
4370 * cfgloopmanip.c (scale_loop_profile): .. here; use
4371 scale_loop_frequencies.
4372 (loopify): Use RDIV.
4374 2012-09-28 Jan Hubicka <jh@suse.cz>
4376 * tree-call-cdce.c (shrink_wrap_one_built_in_call): Update profile.
4378 2012-09-28 Jan Hubicka <jh@suse.cz>
4380 * function.c (dup_block_and_redirect): Update profile.
4382 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
4384 * config.gcc: Replace 'host' with 'target' when configuring for
4385 powerpc64*-*-freebsd.
4387 2012-09-29 Marc Glisse <marc.glisse@inria.fr>
4389 * tree.c (truth_type_for): New function.
4390 * tree.h (truth_type_for): Declare.
4391 * gimple-fold.c (and_comparisons_1): Call it.
4392 (or_comparisons_1): Likewise.
4393 * tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
4394 boolean_type_node for vectors.
4396 2012-09-28 Jan Hubicka <jh@suse.cz>
4398 * basic-block.h (RDIV): Define.
4399 (EDGE_FREQUENCY): Simplify.
4400 (check_probability, combine_probabilities, apply_probability,
4401 inverse_probability): New.
4402 * cfgloop.c (scale_loop_profile): New function.
4403 * cfgloop.h (scale_loop_profile): Declare.
4404 (slpeel_add_loop_guard): Add probability parameter.
4405 (set_prologue_iterations): Add probability parameter.
4406 (slpeel_tree_peel_loop_to_edge): Add bound1 and bound2 parameters;
4407 update probabilities correctly.
4408 (vect_do_peeling_for_alignment, vect_gen_niters_for_prolog_loop): New.
4410 2012-09-20 Bernd Schmidt <bernds@codesourcery.com>
4413 * sched-deps.c (parse_add_or_inc): Remove MINUS handling. Take
4414 STACK_GROWS_DOWNWARD into account.
4416 2012-09-28 Jakub Jelinek <jakub@redhat.com>
4419 * config/i386/predicates.md (nonimmediate_or_const_vector_operand):
4421 * config/i386/i386.c (ix86_expand_vector_logical_operator): New
4423 * config/i386/i386-protos.h (ix86_expand_vector_logical_operator): New
4425 * config/i386/sse.md (<code><mode>3 VI logic): Use it.
4427 PR tree-optimization/54713
4428 * fold-const.c (vec_cst_ctor_to_array): Give up if vector CONSTRUCTOR
4429 has vector elements.
4430 (fold_ternary_loc) <case BIT_FIELD_REF>: Likewise.
4431 * tree-vect-generic.c (vector_element): Don't rely on CONSTRUCTOR elts
4432 indexes. Use BIT_FIELD_REF if CONSTRUCTOR has vector elements.
4433 (lower_vec_perm): Use NULL_TREE CONSTRUCTOR indexes.
4435 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
4437 * config/avr/avr.md (adjust_len): Add lpm.
4438 (reload_in<mode>): Use avr_out_lpm for output. Use "lpm" for
4440 * config/avr/avr-protos.h (avr_out_lpm): New prototype.
4441 * config/avr/avr.c (avr_out_lpm): Make global.
4442 (adjust_insn_length): Handle ADJUST_LEN_LPM.
4444 2012-09-28 Richard Guenther <rguenther@suse.de>
4447 * lto-streamer-out.c (tree_is_indexable): Make PARM_DECLs global.
4448 (lto_output_tree_ref): Handle references to them.
4449 (output_function): Do not output function arguments again.
4450 * lto-streamer-in.c (input_function): Do not input arguments
4451 again, nor overwrite them.
4453 2012-09-28 Richard Guenther <rguenther@suse.de>
4455 * cgraph.h (symtab_node_base): Re-order and pack fields.
4457 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
4459 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
4461 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
4463 PR rtl-optimization/52543
4464 * config/avr/avr.c (avr_mode_dependent_address_p): Return true for
4465 all non-generic address spaces.
4466 (TARGET_SECONDARY_RELOAD): New hook define to...
4467 (avr_secondary_reload): ...this new static function.
4468 * config/avr/avr.md (reload_in<mode>): New insns.
4470 Undo r185605 (mostly):
4471 * config/avr/avr-protos.h (avr_load_lpm): Remove.
4472 * config/avr/avr.c (avr_load_libgcc_p): Don't restrict to __flash
4474 (avr_out_lpm): Also handle loads > 1 byte.
4475 (avr_load_lpm): Remove.
4476 (avr_find_unused_d_reg): New static function.
4477 (avr_out_lpm_no_lpmx): New static function.
4478 (adjust_insn_length): Remove ADJUST_LEN_LOAD_LPM.
4479 * config/avr/avr.md (unspec): Remove UNSPEC_LPM.
4480 (load_<mode>_libgcc): Use MEM instead of UNSPEC_LPM.
4481 (load_<mode>, load_<mode>_clobber): Remove.
4482 (mov<mode>): For multi-byte move from non-generic
4483 16-bit address spaces: Expand to *mov<mode> again.
4484 (load<mode>_libgcc): New expander.
4485 (split-lpmx): Remove split.
4487 2012-09-27 Dehao Chen <dehao@google.com>
4489 * tree.h (tree_constructor): Remove IS_UNKNOWN_LOCATION.
4490 (extern void protected_set_expr_location): Likewise.
4491 (function_args_iter_next): Likewise.
4492 (inlined_function_outer_scope_p): Likewise.
4493 * input.h (IS_UNKNOWN_LOCATION): Likewise.
4494 * fold-const.c (expr_location_or): Likewise.
4495 * lto-cgraph.c (output_node_opt_summary): Likewise.
4496 * dwarf2out.c (add_src_coords_attributes): Likewise.
4497 * tree-eh.c (lower_try_finally_dup_block): Likewise.
4498 * profile.c (branch_prob):
4499 * cfgexpand.c (expand_gimple_cond): Likewise.
4500 (expand_gimple_basic_block): Likewise.
4501 (construct_exit_block): Likewise.
4502 (gimple_expand_cfg): Likewise.
4503 * cfgcleanup.c (try_forward_edges): Likewise.
4504 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
4505 (dump_scope_block): Likewise.
4506 * ipa-prop.c (ipa_write_jump_function): Likewise.
4507 * rtl.h (extern void rtl_check_failed_flag): Likewise.
4508 * gimple.h (gimple_set_location): Likewise.
4509 (gimple_has_location): Likewise.
4510 * cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
4511 (force_nonfallthru_and_redirect): Likewise.
4512 (fixup_reorder_chain): Likewise.
4513 (cfg_layout_merge_blocks): Likewise.
4515 2012-09-27 Meador Inge <meadori@codesourcery.com>
4517 * gcc-ar.c (main): Handle the returning of the sub-process error
4520 2012-09-27 Ulrich Weigand <ulrich.weigand@linaro.org>
4522 * lower-subreg.c (enum classify_move_insn): Rename
4523 SIMPLE_PSEUDO_REG_MOVE to DECOMPOSABLE_SIMPLE_MOVE.
4524 (find_decomposable_subregs): Update.
4525 (decompose_multiword_subregs): Add DECOMPOSE_COPIES parameter.
4526 Only mark pseudo-to-pseudo copies as DECOMPOSABLE_SIMPLE_MOVE
4527 if that parameter is true.
4528 (rest_of_handle_lower_subreg): Call decompose_multiword_subregs
4529 with DECOMPOSE_COPIES false.
4530 (rest_of_handle_lower_subreg2): Call decompose_multiword_subregs
4531 with DECOMPOSE_COPIES true.
4533 2012-09-27 Marek Polacek <polacek@redhat.com>
4535 * doc/gcov.texi (Gcov Data Files): Fix a typo.
4537 2012-09-27 Jakub Jelinek <jakub@redhat.com>
4540 * simplify-rtx.c (simplify_binary_operation_1): Perform
4541 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
4543 2012-09-27 Marc Glisse <marc.glisse@inria.fr>
4547 * doc/extend.texi (Vector Extensions): C++ improvements.
4548 Power of 2 size requirement.
4550 2012-09-27 Richard Guenther <rguenther@suse.de>
4553 * lto-symtab.c (resolution_guessed_p): Remove.
4554 (set_resolution_guessed): Likewise.
4555 (lto_symtab_register_decl): Remove assert.
4556 (lto_symtab_resolve_symbols): Do not alter symbol resolutions
4557 and return the prevailing symbol, checking for multiple prevailing
4559 (lto_symtab_merge_decls_1): Use the result from
4560 lto_symtab_resolve_symbols. Do not alter symbol resolutions.
4562 2012-09-26 Steve Ellcey <sellcey@mips.com>
4565 * doc/install.texi: Fix example.
4567 2012-09-26 Dehao Chen <dehao@google.com>
4569 * tree-ssa-live.c (clear_unused_block_pointer): Use explicitit (void)
4570 for function parameter.
4571 (remove_unused_locals): Don't use LOCATION_BLOCK if it is NULL.
4573 2012-09-26 Oleg Endo <olegendo@gcc.gnu.org>
4575 * doc/extend.texi (bswap Builtins): Change signed types to unsigned
4578 2012-09-26 Ian Lance Taylor <iant@google.com>
4580 * diagnostic.c (bt_callback): Cast pc when calling fprintf.
4582 2012-09-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4584 PR tree-optimization/54674
4585 * gimple-ssa-strength-reduction.c (analyze_increments): Don't
4586 introduce a multiplication with a pointer operand.
4588 2012-09-26 Georg-Johann Lay <avr@gjlay.de>
4591 * doc/tm.texi.in (TARGET_MODE_DEPENDENT_ADDRESS_P): Document new
4592 parameter addrspace.
4593 * doc/tm.texi: Regenerate.
4594 * target.def (mode_dependent_address_p): Add addr_space_t parameter.
4595 * targhooks.h (default_mode_dependent_address_p): Ditto.
4596 * targhooks.c (default_mode_dependent_address_p): Ditto.
4597 * expr.c (convert_move): Pass address space to
4598 mode_dependent_address_p.
4599 * combine.c (combine_simplify_rtx): Ditto.
4600 (make_extraction): Ditto.
4601 (simplify_shift_const_1): Ditto.
4602 (gen_lowpart_for_combine): Ditto.
4603 * lower-subreg.c (simple_move_operand): Ditto.
4604 * recog.c (simplify_while_replacing): Ditto.
4605 (offsettable_address_addr_space_p): Ditto.
4606 (mode_dependent_address_p): Ditto.
4607 * simplify-rtx.c (simplify_unary_operation_1): Ditto.
4608 (simplify_subreg): Ditto.
4609 * config/m68k/m68k.md: Ditto.
4610 * config/vax/vax.md: Ditto.
4611 * config/vax/constraints.md (Q): Ditto.
4612 * config/vax/predicates.md (indexed_memory_operand): Ditto.
4613 * config/alpha/alpha.c (alpha_mode_dependent_address_p): Add
4614 unused addr_space_t parameter.
4615 * config/avr/avr.c (avr_mode_dependent_address_p): Ditto.
4616 * config/h8300/h8300.c (h8300_mode_dependent_address_p): Ditto.
4617 * config/m32r/m32r.c (m32r_mode_dependent_address_p): Ditto.
4618 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): Ditto.
4619 * config/rx/rx.c (rx_mode_dependent_address_p): Ditto.
4620 * config/sparc/sparc.c (sparc_mode_dependent_address_p): Ditto.
4621 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
4623 * config/vax/vax.c (vax_mode_dependent_address_p): Ditto.
4624 * config/xtensa/xtensa.c (xtensa_mode_dependent_address_p): Ditto.
4626 2012-09-26 Christophe Lyon <christophe.lyon@linaro.org>
4628 * tree-ssa-math-opts.c (bswap_stats): Add found_16bit field.
4629 (execute_optimize_bswap): Add support for builtin_bswap16.
4631 2012-09-26 Richard Guenther <rguenther@suse.de>
4633 * tree.h (DECL_IS_BUILTIN): Compare LOCATION_LOCUS.
4635 2012-09-26 Ian Lance Taylor <iant@google.com>
4637 * diagnostic.c: Include "demangle.h" and "backtrace.h".
4638 (bt_stop): New static array.
4639 (bt_callback, bt_err_callback): New static functions.
4640 (diagnostic_action_after_output): Call backtrace_full for DK_ICE.
4641 * Makefile.in (BACKTRACE): New variable.
4642 (BACKTRACEINC, LIBBACKTRACE): New variables.
4643 (BACKTRACE_H): New variable.
4644 (LIBDEPS, LIBS): Add $(LIBBACKTRACE).
4645 (INCLUDES): Add $(BACKTRACEINC).
4646 (diagnostic.o): Depend upon $(DEMANGLE_H) and $(BACKTRACE_H).
4648 2012-09-25 Segher Boessenkool <segher@kernel.crashing.org>
4652 * config/rs6000/rs6000.md (ne0si): Remove unnecessary
4653 earlyclobber. Merge with...
4656 (plus_ne0si): Merge with...
4657 (plus_ne0di): ... to...
4658 (plus_ne0_<mode>): New.
4659 (compare_plus_ne0si): Merge with...
4660 (compare_plus_ne0di)... to...
4661 (compare_plus_ne0_<mode>): New.
4662 (compare_plus_ne0_<mode>_1): New.
4663 (plus_ne0si_compare): Merge with...
4664 (plus_ne0di_compare)... to...
4665 (plus_ne0_<mode>_compare): New.
4667 2012-09-25 Oleg Endo <olegendo@gcc.gnu.org>
4670 * config/sh/constraints.md (Jhb): New constraint.
4671 * config/sh/predicates.md (negt_reg_shl31_operand): New predicate.
4672 * config/sh/sh.md (rotrsi3): New expander.
4673 (rotrsi3_1, *rotrsi3_1, *rotlsi3_1): New insns.
4674 (rotlsi3, rotlhi3): Use const_int_operand predicate instead of
4675 immediate_operand and remove CONST_INT_P checks in expansion code.
4676 (*rotcr): Cleanup variable usage. Handle preceding nott insn. Add
4677 split with swapped operands.
4678 (*rotcr_neg_t, *movt_msb, *negt_msb): New insns and splits.
4680 2012-09-25 Aldy Hernandez <aldyh@redhat.com>
4683 * trans-mem.c (expand_call_tm): Handle late built built-ins.
4685 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4688 * config/avr/avr-log.c (avr_double_int_pop_digit): Rewrite using
4689 double_int::udivmod.
4691 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4693 * config/avr/avr.c (avr_set_current_function): Check cfun->machine
4696 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4699 * config/avr/t-avr: Use ALL_COMPILERFLAGS instead of ALL_CFLAGS
4700 for sources compiled with COMPILER.
4702 2012-09-25 Richard Guenther <rguenther@suse.de>
4705 * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Do not merge
4706 cgraph nodes for builtins.
4708 2012-09-25 Jakub Jelinek <jakub@redhat.com>
4710 PR tree-optimization/54676
4711 * tree-vrp.c (set_and_canonicalize_value_range): Handle
4712 one bit precision properly.
4715 * configure.ac (CFLAGS, CXXFLAGS): Remove -Ofast or -Og properly.
4716 * configure: Regenerated.
4718 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4721 * config/avr/avr.c (avr_map_decompose): Use double_int::from_uhwi
4722 instead of uhwi_to_double_int.
4724 2012-09-25 Richard Guenther <rguenther@suse.de>
4726 * lto-symtab.c (lto_symtab_merge_decls_1): Properly merge
4729 2012-09-25 Richard Guenther <rguenther@suse.de>
4731 PR tree-optimization/53663
4732 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
4733 native encode/interpret translation on VN_WALKREWRITE.
4735 2012-09-24 Dehao Chen <dehao@google.com>
4737 * tree-cfg.c (move_stmt_op): Reset the expr block only when necessary.
4738 (move_block_to_fn): Reset the edge's goto block even
4739 when the goto locus is unknown.
4741 2012-09-24 Lawrence Crowl <crowl@google.com>
4743 * double-int.h (double_int::from_pair): New.
4744 (double_int::wide_mul_with_sign): New.
4745 (double_int::sub_with_overflow): New.
4746 (double_int::neg_with_overflow): New.
4747 (double_int::divmod_with_overflow): New.
4748 (shwi_to_double_int): Remove.
4749 (uhwi_to_double_int): Remove.
4750 (double_int_to_shwi): Remove.
4751 (double_int_to_uhwi): Remove.
4752 (double_int_fits_in_uhwi_p): Remove.
4753 (double_int_fits_in_shwi_p): Remove.
4754 (double_int_fits_in_hwi_p): Remove.
4755 (double_int_mul): Remove.
4756 (double_int_mul_with_sign): Remove.
4757 (double_int_add): Remove.
4758 (double_int_sub): Remove.
4759 (double_int_neg): Remove.
4760 (double_int_div): Remove.
4761 (double_int_sdiv): Remove.
4762 (double_int_udiv): Remove.
4763 (double_int_mod): Remove.
4764 (double_int_smod): Remove.
4765 (double_int_umod): Remove.
4766 (double_int_divmod): Remove.
4767 (double_int_sdivmod): Remove.
4768 (double_int_udivmod): Remove.
4769 (double_int_multiple_of): Remove.
4770 (double_int_setbit): Remove.
4771 (double_int_ctz): Remove.
4772 (double_int_not): Remove.
4773 (double_int_ior): Remove.
4774 (double_int_and): Remove.
4775 (double_int_and_not): Remove.
4776 (double_int_xor): Remove.
4777 (double_int_lshift): Remove.
4778 (double_int_rshift): Remove.
4779 (double_int_lrotate): Remove.
4780 (double_int_rrotate): Remove.
4781 (double_int_negative_p): Remove.
4782 (double_int_cmp): Remove.
4783 (double_int_scmp): Remove.
4784 (double_int_ucmp): Remove.
4785 (double_int_max): Remove.
4786 (double_int_smax): Remove.
4787 (double_int_umax): Remove.
4788 (double_int_min): Remove.
4789 (double_int_smin): Remove.
4790 (double_int_umin): Remove.
4791 (double_int_ext): Remove.
4792 (double_int_sext): Remove.
4793 (double_int_zext): Remove.
4794 (double_int_mask): Remove.
4795 (double_int_max_value): Remove.
4796 (double_int_min_value): Remove.
4797 (double_int_zero_p): Remove.
4798 (double_int_one_p): Remove.
4799 (double_int_minus_one_p): Remove.
4800 (double_int_equal_p): Remove.
4801 (double_int_popcount): Remove.
4802 (extern add_double_with_sign): Remove.
4803 (#define add_double): Remove.
4804 (extern neg_double): Remove.
4805 (extern mul_double_with_sign): Remove.
4806 (extern mul_double_wide_with_sign): Remove.
4807 (#define mul_double): Remove.
4808 (extern lshift_double): Remove.
4809 (extern div_and_round_double): Remove.
4810 * double-int.c (add_double_with_sign): Make static.
4811 (#defined add_double): Localized from header.
4812 (neg_double): Make static.
4813 (mul_double_with_sign): Make static.
4814 (mul_double_wide_with_sign): Make static.
4815 (#defined mul_double): Localized from header.
4816 (lshift_double): Make static.
4817 (div_and_round_double): Make static.
4818 (double_int::wide_mul_with_sign): New.
4819 (double_int::sub_with_overflow): New.
4820 (double_int::neg_with_overflow): New.
4821 (double_int::divmod_with_overflow): New.
4822 * emit-rtl.c (init_emit_once): Change to new double_int API.
4823 * explow.c (plus_constant): Likewise.
4824 * expmed.c (choose_multiplier): Likewise.
4825 * fold-const.c (#define OVERFLOW_SUM_SIGN): Remove.
4826 (int_const_binop_1): Change to new double_int API.
4827 (fold_div_compare): Likewise.
4828 (maybe_canonicalize_comparison): Likewise.
4829 (pointer_may_wrap_p): Likewise.
4830 (fold_negate_const): Likewise.
4831 (fold_abs_const): Likewise.
4832 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
4833 (simplify_const_binary_operation): Likewise.
4834 * tree-chrec.c (tree_fold_binomial): Likewise.
4835 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4836 * config/sparc/sparc.c (sparc_fold_builtin): Likewise.
4837 * config/avr/avr.c (avr_double_int_push_digit): Likewise.
4838 (avr_map): Likewise.
4839 (avr_map_decompose): Likewise.
4840 (avr_out_insert_bits): Likewise.
4842 2012-09-24 Janis Johnson <janisjo@codesourcery.com>
4844 * doc/sourcebuild.texi (Selectors): Document the use of target
4845 and xfail used together.
4847 2012-09-24 Richard Guenther <rguenther@suse.de>
4850 * tree-ssa-live.c (clear_unused_block_pointer_1): Do not
4851 handle DECL_DEBUG_EXPR_IS_FROM here...
4852 (clear_unused_block_pointer): ... but here when walking all
4855 2012-09-24 Richard Guenther <rguenther@suse.de>
4857 PR tree-optimization/54684
4858 * tree-ssa-ccp.c (optimize_unreachable): Properly update stmts.
4860 2012-09-24 Marc Glisse <marc.glisse@inria.fr>
4862 * tree-ssa-forwprop.c: Include tree-ssa-propagate.h.
4863 (simplify_bitfield_ref): Handle constructors.
4864 * Makefile.in (tree-ssa-forwprop.o): Depend on tree-ssa-propagate.h.
4866 2012-09-24 Richard Guenther <rguenther@suse.de>
4868 * tree-ssa-pre.c (bitmap_find_leader, create_expression_by_pieces,
4869 find_or_generate_expression): Remove dominating stmt argument.
4870 (find_leader_in_sets, phi_translate_1, bitmap_find_leader,
4871 create_component_ref_by_pieces_1, create_component_ref_by_pieces,
4872 do_regular_insertion, do_partial_partial_insertion): Adjust.
4873 (compute_avail): Do not set uids.
4875 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
4877 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
4878 TYPE_NONALIASED_COMPONENT flag.
4879 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
4880 TYPE_NONALIASED_COMPONENT flag.
4882 2012-09-24 Jia Liu <proljc@gmail.com>
4884 * doc/lto.texi: Separate sections.
4885 * doc/plugins.texi: Likewise.
4887 2012-09-24 Richard Guenther <rguenther@suse.de>
4890 * gimple.c (gimple_copy): Properly mark the copy modified
4891 if SSA operands are present.
4893 2012-09-23 Eric Botcazou <ebotcazou@adacore.com>
4895 PR tree-optimization/54669
4896 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Invoke
4897 maybe_clean_or_replace_eh_stmt on the modified use statements.
4899 2012-09-23 Marc Glisse <marc.glisse@inria.fr>
4901 * expr.c (do_store_flag): Remove duplicated code.
4903 2012-09-22 Segher Boessenkool <segher@kernel.crashing.org>
4905 * config/rs6000/predicates.md (altivec_register_operand,
4906 vsx_register_operand, vfloat_operand, vint_operand,
4907 vlogical_operand, gpc_reg_operand, cc_reg_operand,
4908 cc_reg_not_cr0_operand, cc_reg_not_micro_cr0_operand):
4909 If op is a SUBREG, consider its SUBREG_REG instead.
4911 2012-09-22 Uros Bizjak <ubizjak@gmail.com>
4913 * optabs.c (prepare_cmp_insn): Expand comparison of the result
4914 of memcmp through generic comparison expansion code.
4916 2012-09-21 Anthony Green <green@moxielogic.com>
4918 * config/moxie/moxie.opt: Add -mno-crt0 option.
4919 * config/moxie/moxie.h (STARTFILE_SPEC): Handle -mno-crt0 option.
4920 * doc/invoke.texi (Option Summary): Document -mno-crt0 option.
4922 2012-09-21 Jack Howarth <howarth@bromo.med.uc.edu>
4925 * Makefile.in (lto-symtab.o): Remove gt-lto-symtab.h dependency.
4927 2012-09-21 Dehao Chen <dehao@google.com>
4930 * tree-eh.c (lower_try_finally_dup_block): Set the correct block for
4931 stmts in the duplicated EH block.
4933 2012-09-21 Richard Guenther <rguenther@suse.de>
4935 PR tree-optimization/54647
4936 * tree-ssa-pre.c (compute_avail): Do not put COND_EXPR
4937 or VEC_COND_EXPR into EXP_GEN again.
4939 2012-09-21 Jakub Jelinek <jakub@redhat.com>
4941 PR tree-optimization/54629
4942 * tree-loop-distribution.c (classify_partition): Free loop nest only
4943 after freeing ddr. Free ddr and loop nest also if successful.
4945 2012-09-21 Matthias Klose <doko@ubuntu.com>
4947 * config/arm/arm.c (arm_mangle_type): Don't warn anymore that
4948 4.4 has changed the `va_list' mangling.
4950 2012-09-21 Eric Botcazou <ebotcazou@adacore.com>
4952 PR rtl-optimization/54290
4953 PR rtl-optimization/54644
4954 * reload1.c (choose_reload_regs): Fix thinko in previous change.
4956 2012-09-20 Segher Boessenkool <segher@kernel.crashing.org>
4958 * config/rs6000/rs6000.md (define_split for plus_eqsi):
4961 2012-09-20 Eric Botcazou <ebotcazou@adacore.com>
4963 * reload1.c (choose_reload_regs): Add missing #ifdef/#endif pair.
4965 2012-09-20 Bernd Schmidt <bernds@codesourcery.com>
4968 * haifa-sched.c (schedule_block): Skip find_modifiable_mems if using
4969 SCHED_PRESSURE_MODEL.
4971 2012-09-20 Joern Rennecke <joern.rennecke@embecosm.com>
4973 * rtlanal.c (dead_or_set_regno_p): Fix COND_EXEC handling.
4975 2012-09-20 Marek Polacek <polacek@redhat.com>
4977 * tree-ssa-operands.c (get_expr_operands): Merge identical cases.
4979 2012-09-20 Marek Polacek <polacek@redhat.com>
4981 * tree-ssa-threadupdate.c (mark_threaded_blocks): Don't cast XNEWVEC's
4983 (create_edge_and_update_destination_phis): Likewise.
4985 2012-09-20 Martin Jambor <mjambor@suse.cz>
4987 * function.c (push_cfun): Check old current_function_decl matches
4988 old cfun, set new current_function_decl to the decl of the new cfun.
4989 (push_struct_function): Likewise.
4990 (pop_cfun): Likewise.
4991 (allocate_struct_function): Move call to
4992 invoke_set_current_function_hook to the end of the function.
4993 * cfgexpand.c (estimated_stack_frame_size): Do not set and restore
4994 current_function_decl.
4995 * cgraph.c (cgraph_release_function_body): Likewise.
4996 * cgraphunit.c (cgraph_process_new_functions): Likewise.
4997 (cgraph_add_new_function): Likewise.
4998 (cgraph_analyze_function): Likewise.
4999 (assemble_thunk): Set cfun to NULL at the end.
5000 (expand_function): Move call to set_cfun downwards.
5001 * gimple-low.c (record_vars_into): Only check current_function_decl
5002 before possibly doing push_cfun.
5003 * gimplify.c (gimplify_function_tree): Do not set and restore
5004 current_function_decl.
5005 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5006 (inline_analyze_function): Likewise.
5007 * ipa-prop.c (ipa_analyze_node): Likewise.
5008 * ipa-pure-const.c (analyze_function): Likewise.
5009 * lto-streamer-in.c (lto_input_function_body): Do not set
5010 current_function_decl.
5011 * lto-streamer-out.c (output_function): Do not set and restore
5012 current_function_decl.
5013 * omp-low.c (finalize_task_copyfn): Likewise.
5014 (expand_omp_taskreg): Likewise.
5015 (create_task_copyfn): Likewise, move push_cfun up quite a bit.
5016 * passes.c (dump_passes): Do not set and restore current_function_decl.
5017 (do_per_function): Likewise.
5018 (do_per_function_toporder): Likewise.
5019 * trans-mem.c (ipa_tm_scan_irr_function): Likewise.
5020 (ipa_tm_transform_transaction): Likewise.
5021 (ipa_tm_transform_clone): Likewise.
5022 (ipa_tm_execute): Likewise.
5023 * tree-emutls.c (lower_emutls_function_body): Likewise.
5024 * tree-inline.c (initialize_cfun): Do not call pop_cfun.
5025 (tree_function_versioning): Do not call push_cfun, do not set and
5026 restore current_function_decl. Remove assert checking consistency of
5027 cfun and current_function_decl.
5028 * tree-profile.c (tree_profiling): Do not set and restore
5029 current_function_decl.
5030 * tree-sra.c (convert_callers_for_node): Do not set
5031 current_function_decl.
5032 (convert_callers): Do not restore current_function_decl.
5033 (modify_function): Do not set current_function_decl.
5034 * tree-ssa-structalias.c (ipa_pta_execute): Do not set and restore
5035 current_function_decl.
5037 2012-09-20 Diego Novillo <dnovillo@google.com>
5040 * config/vxworks.c (vxworks_emutls_var_init): Update for new
5041 VEC_quick_push interface.
5043 2012-09-20 Richard Guenther <rguenther@suse.de>
5045 PR tree-optimization/54634
5046 * tree-data-ref.c (get_references_in_stmt): For now give
5047 up for pure functions.
5049 2012-09-20 Chen Wei-Ren <chenwj@iis.sinica.edu.tw>
5051 * doc/lto.texi: Correct typo.
5053 2012-09-19 Dehao Chen <dehao@google.com>
5055 * config/s390/s390.c (s390_chunkify_start): Replacing INSN_LOCATOR.
5056 * config/spu/spu.c (emit_nop_for_insn): Likewise.
5058 (spu_emit_branch_hint): Likewise.
5059 (insert_hbrp_for_ilb_runout): Likewise.
5060 * config/mep/mep.c (mep_make_bundle): Likewise.
5061 (mep_bundle_insns): Likewise.
5062 * config/sh/sh.c (gen_block_redirect): Likewise.
5063 * config/c6x/c6x.c (gen_one_bundle): Likewise.
5064 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Likewise.
5065 * config/picochip/picochip.c (picochip_reorg): Likewise.
5066 * config/arm/arm.c (require_pic_register): Likewise.
5067 * config/mips/mips.c (mips16_gp_pseudo_reg): Likewise.
5068 * config/bfin/bfin.c (gen_one_bundle): Likewise.
5070 2012-09-19 Mark Kettenis <kettenis@openbsd.org>
5072 * config.gcc (hppa*-*-openbsd*): New target.
5073 * config/pa/pa-openbsd.h: New file.
5074 * config/pa/pa32-openbsd.h: New file.
5075 * config/host-openbsd.c: Update copyright year.
5076 (TRY_EXCEPT_VM_SPACE): Define for OpenBSD/hppa.
5078 2012-09-19 Martin Jambor <mjambor@suse.cz>
5080 * ipa-prop.c (prune_expression_for_jf): New function.
5081 (ipa_set_jf_constant): Use it.
5082 (ipa_set_jf_arith_pass_through): Likewise.
5083 (determine_known_aggregate_parts): Likewise.
5085 2012-09-19 Steve Ellcey <sellcey@mips.com>
5087 * config.gcc (mips*-mti-elf*): New target.
5088 * config/mips/mti-elf.h: New file.
5089 * config/mips/t-mti-elf: New file.
5091 2012-09-19 Dehao Chen <dehao@google.com>
5093 * toplev.c (general_init): Init block_locations.
5094 * tree.c (tree_set_block): New.
5095 (tree_block): Change to use LOCATION_BLOCK.
5096 * tree.h (TREE_SET_BLOCK): New.
5097 * final.c (reemit_insn_block_notes): Change to use LOCATION_BLOCK.
5098 (final_start_function): Likewise.
5099 * input.c (expand_location_1): Likewise.
5100 * input.h (LOCATION_LOCUS): New.
5101 (LOCATION_BLOCK): New.
5102 (IS_UNKNOWN_LOCATION): New.
5103 * fold-const.c (expr_location_or): Change to use new location.
5104 * reorg.c (emit_delay_sequence): Likewise.
5105 (try_merge_delay_insns): Likewise.
5106 * modulo-sched.c (dump_insn_location): Likewise.
5107 * lto-streamer-out.c (lto_output_location_bitpack): Likewise.
5108 * lto-cgraph.c (output_node_opt_summary): Likewise.
5109 * jump.c (rtx_renumbered_equal_p): Likewise.
5110 * ifcvt.c (noce_try_move): Likewise.
5111 (noce_try_store_flag): Likewise.
5112 (noce_try_store_flag_constants): Likewise.
5113 (noce_try_addcc): Likewise.
5114 (noce_try_store_flag_mask): Likewise.
5115 (noce_try_cmove): Likewise.
5116 (noce_try_cmove_arith): Likewise.
5117 (noce_try_minmax): Likewise.
5118 (noce_try_abs): Likewise.
5119 (noce_try_sign_mask): Likewise.
5120 (noce_try_bitop): Likewise.
5121 (noce_process_if_block): Likewise.
5122 (cond_move_process_if_block): Likewise.
5123 (find_cond_trap): Likewise.
5124 * ipa-prop.c (ipa_set_jf_constant): Likewise.
5125 (ipa_write_jump_function): Likewise.
5126 * dwarf2out.c (add_src_coords_attributes): Likewise.
5127 * expr.c (expand_expr_real): Likewise.
5128 * tree-parloops.c (create_loop_fn): Likewise.
5129 * recog.c (peep2_attempt): Likewise.
5130 * function.c (free_after_compilation): Likewise.
5131 (expand_function_end): Likewise.
5132 (set_insn_locations): Likewise.
5133 (thread_prologue_and_epilogue_insns): Likewise.
5134 * print-rtl.c (print_rtx): Likewise.
5135 * profile.c (branch_prob): Likewise.
5136 * trans-mem.c (ipa_tm_scan_irr_block): Likewise.
5137 * gimplify.c (gimplify_call_expr): Likewise.
5138 * except.c (duplicate_eh_regions_1): Likewise.
5139 * emit-rtl.c (try_split): Likewise.
5140 (make_insn_raw): Likewise.
5141 (make_debug_insn_raw): Likewise.
5142 (make_jump_insn_raw): Likewise.
5143 (make_call_insn_raw): Likewise.
5144 (emit_pattern_after_setloc): Likewise.
5145 (emit_pattern_after): Likewise.
5146 (emit_debug_insn_after): Likewise.
5147 (emit_pattern_before): Likewise.
5148 (emit_insn_before_setloc): Likewise.
5149 (emit_jump_insn_before): Likewise.
5150 (emit_call_insn_before_setloc): Likewise.
5151 (emit_call_insn_before): Likeise.
5152 (emit_debug_insn_before_setloc): Likewise.
5153 (emit_copy_of_insn_after): Likewise.
5154 (insn_locators_alloc): Remove.
5155 (insn_locators_finalize): Remove.
5156 (insn_locators_free): Remove.
5157 (set_curr_insn_source_location): Remove.
5158 (get_curr_insn_source_location): Remove.
5159 (set_curr_insn_block): Remove.
5160 (get_curr_insn_block): Remove.
5161 (locator_scope): Remove.
5162 (insn_scope): Change to use new location.
5163 (locator_location): Remove.
5164 (insn_line): Change to use new location.
5165 (locator_file): Remove.
5166 (insn_file): Change to use new location.
5167 (locator_eq): Remove.
5168 (insn_locations_init): New.
5169 (insn_locations_finalize): New.
5170 (set_curr_insn_location): New.
5171 (curr_insn_location): New.
5172 * cfgexpand.c (gimple_assign_rhs_to_tree): Change to use new location.
5173 (expand_gimple_cond): Likewise.
5174 (expand_call_stmt): Likewise.
5175 (expand_gimple_stmt_1): Likewise.
5176 (expand_gimple_basic_block): Likewise.
5177 (construct_exit_block): Likewise.
5178 (gimple_expand_cfg): Likewise.
5179 * cfgcleanup.c (try_forward_edges): Likewise.
5180 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
5181 (dump_scope_block): Likewise.
5182 (remove_unused_locals): Likewise.
5183 * rtl.c (rtx_equal_p_cb): Likewise.
5184 (rtx_equal_p): Likewise.
5185 * rtl.h (XUINT): New.
5186 (INSN_LOCATOR): Remove.
5187 (CURR_INSN_LOCATION): Remove.
5188 (INSN_LOCATION): New.
5189 (INSN_HAS_LOCATION): New.
5190 * tree-inline.c (remap_gimple_op_r): Change to use new location.
5191 (copy_tree_body_r): Likewise.
5192 (copy_phis_for_bb): Likewise.
5193 (expand_call_inline): Likewise.
5194 * tree-streamer-in.c (lto_input_ts_exp_tree_pointers): Likewise.
5195 * tree-streamer-out.c (write_ts_decl_minimal_tree_pointers): Likewise.
5196 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
5197 * combine.c (try_combine): Likewise.
5198 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5199 (insert_partition_copy_on_edge): Likewise.
5200 (insert_value_copy_on_edge): Likewise.
5201 (insert_rtx_to_part_on_edge): Likewise.
5202 (insert_part_to_rtx_on_edge): Likewise.
5203 * basic-block.h (edge_def): Remove field.
5204 * gimple.h (gimple_statement_base): Remove field.
5205 (gimple_bb): Change to use new location.
5206 (gimple_set_block): Likewise.
5207 (gimple_has_location): Likewise.
5208 * tree-cfg.c (make_cond_expr_edges): Likewise.
5209 (make_goto_expr_edges): Likewise.
5210 (gimple_can_merge_blocks_p): Likewise.
5211 (move_stmt_op): Likewise.
5212 (move_block_to_fn): Likewise.
5213 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Likewise.
5214 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5215 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
5216 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
5217 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5218 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5219 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5220 * config/score/score.c (score_output_mi_thunk): Likewise.
5221 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
5222 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5223 * cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
5224 (unique_locus_on_edge_between_p): Likewise.
5225 (emit_nop_for_unique_locus_between): Likewise.
5226 (force_nonfallthru_and_redirect): Likewise.
5227 (fixup_reorder_chain): Likewise.
5228 (cfg_layout_merge_blocks): Likewise.
5229 * stmt.c (emit_case_nodes): Likewise.
5231 2012-09-19 Bernd Schmidt <bernds@codesourcery.com>
5233 * dbgcnt.def (sched_breakdep): New counter.
5234 * haifa-sched.c (update_insn_after_change): New static function,
5235 broken out of haifa_change_pattern.
5236 (haifa_change_pattern): Call it.
5237 (dep_t heap vecs): Declare.
5238 (INSN_COST): Define earlier.
5239 (next_cycle_replace_deps, next_cycle_apply): New static variables.
5240 (apply_replacement): New static function.
5241 (recompute_todo_spec): New argument FOR_BACKTRACK. All callers
5242 changed. Handle DEP_REPLACE deps.
5243 (contributes_to_priority_p): False for replaceable deps.
5244 (must_restore_pattern_p, restore_pattern): New static functions.
5245 (schedule_insn): Use them. Apply replacements for broken deps.
5246 (struct haifa_saved_data): Add new fields to keep track of
5248 (save_backtrack_point): Initialize them.
5249 (undo_replacements_for_backtrack): New static function.
5250 (restore_last_backtrack_point, free_topmost_backtrack_point):
5251 Use it and keep track of replacements.
5252 (perform_replacements_new_cycle, undo_all_replacements): New static
5254 (schedule_block): Call these two as necessary. Call
5255 find_modifiable_mems.
5256 (try_ready): Tweak the assert. Check for DEP_POSTPONED.
5257 * sched-deps.c: Include "emit-rtl.h".
5258 (init_dep_1): Initialize DEP_NONREG, DEP_MULTIPLE and DEP_REPLACE.
5259 (dep_spec_p): True for DEP_REPLACE deps.
5260 (mark_as_hard): New static variable.
5261 (update_dep): Update DEP_NONREG and DEP_MULTIPLE.
5262 (add_dependence_list): New argument hard. All callers changed. Set
5263 and clear mark_as_hard around function body.
5264 (add_dependence_list_and_free): Likewise.
5265 (haifa_note_mem_dep): Set DEP_NONREG.
5266 (haifa_note_dep): Likewise if mark_as_hard is true.
5267 (sched_analyze_insn): Switch loop with if statement testing for
5269 (struct mem_inc_info): New.
5270 (attempt_change, parse_add_or_inc, find_inc, find_mem): New static
5272 (find_modifiable_mems): New function.
5273 * sched-int.h (struct dep_replacement): New.
5274 (struct _dep): Add replace, nonreg and multiple fields. Make type and
5276 (UNKNOWN_DEP_COST): Change to match the bitfield.
5277 (DEP_NONREG, DEP_MULTIPLE, DEP_REPLACE): New macros.
5278 (DEP_POSTPONED): New macro.
5279 (DEP_CANCELLED): Renumber.
5280 (find_modifiable_mems): Declare.
5281 (enum SCHED_FLAGS): Add DONT_BREAK_DEPENDENCIES.
5282 * sched-rgn.c (init_ready_list): Set TODO_SPEC here.
5283 (new_ready): Don't set HARD_DEP, use DEP_POSTPONED.
5284 (debug_dependencies): Dump DEP_NONREG and DEP_MULTIPLE.
5285 * Makefile.in (sched-deps.o): Update dependencies.
5286 * config/c6x/c6x.c (in_hwloop): New static variable.
5287 (c6x_set_sched_flags): If it is true, add DONT_BREAK_DEPENDENCIES.
5288 (hwloop_optimize): Set and clear it around preliminary scheduling pass.
5290 2012-09-19 Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com>
5292 * config/rs6000/rs6000-builtin.def: Add __builtin_ppc_get_timebase
5293 and __builtin_ppc_mftb.
5294 * config/rs6000/rs6000.c (rs6000_expand_zeroop_builtin): New function
5295 to expand an expression that calls a built-in without arguments.
5296 (rs6000_expand_builtin): Add __builtin_ppc_get_timebase and
5298 (rs6000_init_builtins): Likewise.
5299 * config/rs6000/rs6000.md (rs6000_get_timebase): New pattern.
5300 (rs6000_get_timebase_ppc32): New pattern.
5301 (rs6000_mftb_<mode>): New pattern.
5303 * doc/extend.texi (PowerPC Built-in Functions): New section.
5304 (PowerPC AltiVec/VSX Built-in Functions): Move some built-ins
5305 unrelated to Altivec/VSX to the new section.
5307 2012-09-19 David Edelsohn <dje.gcc@gmail.com>
5309 * rs6000.md (mac*): Remove extra spaces.
5312 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
5315 * config/sh/predicates.md (arith_reg_or_t_reg_operand): New predicate.
5316 * config/sh/sh.md (*rotcr): Use arith_reg_or_t_reg_operand predicate.
5317 Handle the case where one of the operands is T_REG.
5318 Add new pattern to handle MSB extraction.
5320 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
5323 * config/sh/sh.md (*addc): Add pattern to handle one bit left shifts.
5325 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
5327 * config/sh/sh.md (prologue, epilogue): Use braced strings.
5329 2012-09-19 Eric Botcazou <ebotcazou@adacore.com>
5331 PR rtl-optimization/54290
5332 * reload1.c (choose_reload_regs): Also take into account secondary MEMs
5333 to remove address replacements for inherited reloads.
5334 (replaced_subreg): Move around.
5336 2012-09-19 David Edelsohn <dje.gcc@gmail.com>
5338 * config/rs6000/aix61.h (TARGET_DEFAULT): Add MASK_PPC_GPOPT,
5339 MASK_PPC_GFXOPT, and MASK_MFCRF.
5341 2012-09-19 Richard Guenther <rguenther@suse.de>
5343 * passes.c (init_optimization_passes): For -Og move
5344 pass_object_sizes inbetween CCP and copyprop.
5346 2012-09-19 Richard Guenther <rguenther@suse.de>
5348 * tree-ssa-forwprop.c (get_prop_source_stmt): Simplify.
5350 2012-09-19 Jan Hubicka <jh@suse.cz>
5352 * symtab.c (insert_to_assembler_name_hash): Do not insert
5354 (unlink_from_assembler_name_hash): NULL out pointers of unlinked var.
5355 (symtab_prevail_in_asm_name_hash): New.
5356 (symtab_initialize_asm_name_hash): Break out from ...
5357 (symtab_node_for_asm): ... here.
5358 (dump_symtab_base): Dump LTO file data.
5359 (verify_symtab_base): Register vars are not in symtab.
5360 * cgraph.h (symtab_initialize_asm_name_hash,
5361 symtab_prevail_in_asm_name_hash): New functions.
5362 (symtab_real_symbol_p): New inline.
5363 * lto-symtab.c: Do not include gt-lto-symtab.h.
5364 (lto_symtab_entry_def): Remove.
5365 (lto_symtab_entry_t): Remove.
5366 (lto_symtab_identifiers): Remove.
5367 (lto_symtab_free): Remove.
5368 (lto_symtab_entry_hash): Remove.
5369 (lto_symtab_entry_eq): Remove.
5370 (lto_symtab_entry_marked_p): Remove.
5371 (lto_symtab_maybe_init_hash_table): Remove.
5372 (resolution_guessed_p, set_resolution_guessed): New functions.
5373 (lto_symtab_register_decl): Only set resolution info.
5374 (lto_symtab_get, lto_symtab_get_resolution): Remove.
5375 (lto_symtab_merge): Reorg to work across symtab; do nothing if decls
5377 (lto_symtab_resolve_replaceable_p): Reorg to work on symtab.
5378 (lto_symtab_resolve_can_prevail_p): Likewise; only real symbols can
5380 (lto_symtab_resolve_symbols): Reorg to work on symtab.
5381 (lto_symtab_merge_decls_2): Likewise.
5382 (lto_symtab_merge_decls_1): Likewise; add debug dumps.
5383 (lto_symtab_merge_decls): Likewise; do not merge at ltrans stage.
5384 (lto_symtab_merge_cgraph_nodes_1): Reorg to work on symtab.
5385 (lto_symtab_merge_cgraph_nodes): Likewise; do not merge at ltrans
5387 (lto_symtab_prevailing_decl): Rewrite to lookup into symtab.
5388 * lto-streaer.h (lto_symtab_free): Remove.
5389 * lto-cgraph.c (add_references): Cleanup.
5390 * varpool.c (varpool_assemble_decl): Skip hard regs.
5392 2012-09-19 Richard Guenther <rguenther@suse.de>
5395 * common/common-target.h (OPT_LEVELS_1_PLUS_NOT_DEBUG): Add.
5397 2012-09-19 Richard Guenther <rguenther@suse.de>
5400 * common.opt (optimize_debug): New variable.
5401 (Og): New optimization level.
5402 * doc/invoke.texi (Og): Document.
5403 * opts.c (maybe_default_option): Add debug parameter.
5404 (maybe_default_options): Likewise.
5405 (default_options_optimization): Handle -Og.
5406 (common_handle_option): Likewise.
5407 * passes.c (gate_all_optimizations): Do not run with -Og.
5408 (gate_all_optimizations_g): New gate, run with -Og.
5409 (pass_all_optimizations_g): New container pass, run with -Og.
5410 (init_optimization_passes): Schedule pass_all_optimizations_g
5411 alongside pass_all_optimizations.
5413 2012-09-19 Richard Guenther <rguenther@suse.de>
5415 PR tree-optimization/54132
5416 * tree-loop-distribution.c (classify_partition): Properly
5417 check dependences for memmove.
5418 * tree-data-ref.h (compute_affine_dependence): Declare.
5419 * tree-data-ref.c (compute_affine_dependence): Export.
5421 2012-09-19 Zhenqiang Chen <zhenqiang.chen@arm.com>
5424 * bb-reorder.c (connect_better_edge_p): New added.
5425 (find_traces_1_round): When optimizing for size, ignore edge frequency
5426 and probability, and handle all in one round.
5427 (bb_to_key): Use bb->index as key when optimizing for size.
5428 (better_edge_p): The bb with smaller index is better when optimizing
5430 (connect_traces): When optimizing for size, connect block n with
5431 block n + 1; connect trace m with trace m + 1 if falling through.
5432 (gate_handle_reorder_blocks): Enable bbro when optimizing for -Os.
5434 2012-09-19 Bin Cheng <bin.cheng@arm.com>
5436 * fold-const.c (fold_truth_andor): Remove duplicated check on
5439 2012-09-18 Eric Botcazou <ebotcazou@adacore.com>
5442 * expr.c (store_field): Handle a PARALLEL in more cases.
5444 2012-09-18 Segher Boessenkool <segher@kernel.crashing.org>
5446 * config/rs6000/rs6000.md (sminsi3, smaxsi3, uminsi3, umaxsi3): Delete.
5447 (abssi2, abs<mode>2_isel, nabs<mode>2_isel, abssi2_nopower,
5448 nabs_nopower): Delete.
5449 (absdi2, absdi2_internal, nabsdi2): Delete.
5450 (smindi3, smaxdi3, umindi3, umaxdi3): Delete.
5452 2012-09-18 Georg-Johann Lay <avr@gjlay.de>
5454 * config/avr/avr.md: Tidy up empty "". Fix C code indentation.
5455 * config/avr/avr-fixed.md: Ditto.
5457 2012-09-18 Maciej W. Rozycki <macro@codesourcery.com>
5459 * config/rs6000/rs6000.c (print_operand) <'c'>: Remove.
5460 * config/rs6000/spe.md: Remove a leftover comment.
5462 2012-09-18 Jakub Jelinek <jakub@redhat.com>
5465 * config/i386/i386.c (ix86_rtx_costs): Limit > UNITS_PER_WORD
5466 AND/IOR/XOR cost calculation to MODE_INT class modes.
5468 2012-09-18 Thomas Quinot <quinot@adacore.com>
5470 * doc/invoke.texi: Document -fada-spec-parent.
5472 2012-09-18 Jakub Jelinek <jakub@redhat.com>
5474 PR tree-optimization/54610
5475 * tree-ssa-forwprop.c: Include optabs.h. Don't include
5477 (simplify_vector_constructor): Don't use vect_gen_perm_mask,
5478 instead create the mask constant here.
5479 * Makefile.in (tree-ssa-forwprop.o): Depend on $(OPTABS_H).
5480 Don't depend on $(TREE_VECTORIZER_H).
5482 2012-09-18 Florian Weimer <fweimer@redhat.com>
5484 * Makefile.in (BASIC_BLOCK_H): Add cfg-flags.def.
5486 2012-09-18 Richard Guenther <rguenther@suse.de>
5488 * statistics.h (CXX_MEM_STAT_INFO): New define.
5489 * gimple.h (gimple_build_assign_with_ops_stat,
5490 gimple_build_assign_with_ops, gimple_build_assign_with_ops3):
5491 Turn into an overload of the function gimple_build_assign_with_ops.
5492 * gimple.c (gimple_build_assign_with_ops_stat): Rename to ...
5493 (gimple_build_assign_with_ops): ... this.
5494 * tree-ssa-loop-im.c (move_computations_stmt): Adjust.
5495 * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
5496 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
5497 (vect_permute_load_chain): Likewise.
5498 * tree-vect-generic.c (expand_vector_divmod): Likewise.
5499 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Likewise.
5500 (vect_recog_divmod_pattern): Likewise.
5501 (vect_recog_mixed_size_cond_pattern): Likewise.
5502 (adjust_bool_pattern): Likewise.
5503 * tree-vect-slp.c (vect_create_mask_and_perm): Likewise.
5504 * tree-vect-stmts.c (vectorizable_operation): Likewise.
5505 (permute_vec_elements): Likewise.
5506 (vectorizable_load): Likewise.
5508 2012-09-17 Paul Koning <ni1d@arrl.net>
5510 * doc/invoke.text (-feliminate-unused-debug-types): Update to
5511 reflect that this is enabled by default.
5513 2012-09-17 Ben Cheng <bccheng@google.com
5515 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Suppress the
5516 dynamic linker commands for statically linked programs.
5518 2012-09-17 Ulrich Weigand <ulrich.weigand@linaro.org>
5520 * config/arm/arm.c (arm_rtx_costs_1): Handle vec_extract and vec_set
5522 * config/arm/arm.md ("vec_set<mode>_internal"): Support memory source
5523 operands, implemented via vld1 instruction.
5524 ("vec_extract<mode>"): Support memory destination operands, implemented
5525 via vst1 instruction.
5526 ("neon_vst1_lane<mode>"): Use UNSPEC_VST1_LANE instead of vec_select.
5527 * config/arm/predicates.md ("neon_lane_number"): Remove.
5529 2012-09-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5530 Ulrich Weigand <ulrich.weigand@linaro.org>
5532 * config/arm/arm.c (output_move_neon): Update comment.
5533 Use vld1.64/vst1.64 instead of vldm/vstm where possible.
5534 (neon_vector_mem_operand): Support double-word modes.
5535 * config/arm/neon.md (*neon_mov VD): Call output_move_neon
5536 instead of output_move_vfp. Change constraint from Uv to Un.
5538 2012-09-17 Richard Guenther <rguenther@suse.de>
5541 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
5542 FIXED_VALUE_TYPE instead of struct fixed_value.
5544 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5546 * config/avr/avr.c (CONST_FIXED_P): Remove define.
5547 * config/avr/avr.md (add<mode>3): Use CONST_FIXED_P.
5549 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5552 * config.gcc (tm_file,avr): Add avr/avr-arch.h.
5553 * config/avr/t-avr (gen-avr-mmcu-texi): Use CC_FOR_BUILD to
5554 compile. Don't depend on TM_H. Use CFLAGS_FOR_BUILD.
5555 * config/avr/avr.h (avr_arch, base_arch_s, mcu_type_s): Source out
5557 * config/avr/avr-arch.h: ...this new file.
5558 * config/avr/gen-avr-mmcu-texi.c: Include avr-arch.h, stdio.h,
5560 * comparator: Make letters smaller than digits.
5561 * config/avr/avr-devices.c: Don't include headers if used in
5562 gen-avr-mmcu-texi.c.
5563 * doc/avr-mmcu.texi: Regenerate.
5565 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5567 * rtl.h (CONST_FIXED_P): New predicate macro.
5569 2012-09-17 Eric Botcazou <ebotcazou@adacore.com>
5571 * tree-cfgcleanup. (cleanup_control_expr_graph) <GIMPLE_COND>: Remove
5572 code doing propagation from degenerate PHI nodes.
5573 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): New function.
5574 (propagate_constants_for_unrolling): Likewise.
5575 (tree_unroll_loops_completely): If the current loop has been unrolled
5576 and its father isn't the entire function, propagate constants within
5577 the new basic blocks by means of propagate_constants_for_unrolling.
5579 2012-09-17 Jakub Jelinek <jakub@redhat.com>
5581 PR tree-optimization/54563
5582 * tree-ssa-math-opts.c (execute_cse_sincos): Call
5583 gimple_purge_dead_eh_edges if last call has been changed.
5585 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5588 * config/avr/avr.c (avr_out_plus_symbol): Fix typo if PLUS and PSImode.
5589 (avr_out_plus_1): Remove log comments from assembler output.
5591 2012-09-17 Ruben Buchatskiy <ruben@ispras.ru>
5593 * config/arm/vfp.md (*thumb2_movdf_vfp): Require one of the operands
5596 2012-09-16 Richard Sandiford <rdsandiford@googlemail.com>
5598 * calls.c (expand_call): Use emit_group_move for PARALLEL->PARALLEL
5601 2012-09-15 Tom de Vries <tom@codesourcery.com>
5603 * tree-vrp.c (extract_range_from_binary_expr_1): Fix bug in handling of
5604 LSHIFT_EXPR with shift range. Handle more LSHIFT_EXPR cases with shift
5607 2012-09-15 Georg-Johann Lay <avr@gjlay.de>
5610 * config/avr/avr-fixed.md (ALL2S, ALL4S, ALL24S, ALL124S,
5611 ALL124U): New mode iterators.
5612 (<code_stdname><mode>3): New insns for SS_PLUS, SS_MINUS.
5613 (<code_stdname><mode>3): New insns for US_PLUS, US_MINUS.
5614 (usneg<mode>2): New insns.
5615 (<code_stdname><mode>2): New expanders for SS_NEG, SS_ABS.
5616 (*<code_stdname><mode>2): New insns for SS_NEG, SS_ABS.
5617 * config/avr/avr-dimode.md (ALL8U, ALL8S): New mode iterators.
5618 (avr_out_plus64, avr_out_minus64): Use avr_out_plus instead.
5619 (<code_stdname><mode>3): New expanders for SS_PLUS, SS_MINUS.
5620 (<code_stdname><mode>3): New expanders for US_PLUS, US_MINUS.
5621 (<code_stdname><mode>3_insn): New insns.
5622 (<code_stdname><mode>3_const_insn): New insns.
5623 * config/avr/avr.md (cc): Add: plus. Remove: out_plus,
5624 out_plus_noclobber, minus.
5625 (length): Add: plus. Remove: out_plus, out_plus_noclobber,
5626 plus64, minus, minus64.
5627 (abelian): New code_attr.
5628 (code_stdname): Handle: ss_plus, ss_minus, ss_neg, ss_abs,
5629 us_plus, us_minus, us_neg.
5630 (*add<mode>3, add<mode>3_clobber, add<mode>3, addpsi3, sub<mode>3):
5631 Use avr_out_plus to output.
5632 * config/avr/avr-protos.h (avr_out_plus): Change prototype.
5633 (avr_out_plus_noclobber, avr_out_minus): Remove.
5634 (avr_out_plus64, avr_out_minus64): Remove.
5635 * config/avr/avr.c (avr_out_plus_1): Add new default arguments
5636 code_sat, sign. Saturate after operation if code_sat != UNKNOWN.
5637 (avr_out_plus_symbol): New static function.
5638 (avr_out_plus): Rewrite.
5639 (adjust_insn_length): Handle: ADJUST_LEN_PLUS. Remove handling
5640 of: ADJUST_LEN_OUT_PLUS, ADJUST_LEN_PLUS64, ADJUST_LEN_MINUS,
5641 ADJUST_LEN_MINUS64, ADJUST_LEN_OUT_PLUS_NOCLOBBER.
5642 (notice_update_cc): Handle: CC_PLUS. Remove handling of: CC_MINUS,
5643 CC_OUT_PLUS, CC_OUT_PLUS_NOCLOBBER
5644 (avr_out_plus_noclobber, avr_out_minus): Remove.
5645 (avr_out_plus64, avr_out_minus64): Remove.
5646 (avr_print_operand): Print raw REGNO if 'r' is used with REG.
5648 2012-09-15 Oleg Endo <olegendo@gcc.gnu.org>
5650 * config/sh/sh.c (sh_rtx_costs): Add handling of MEM, SIGN_EXTEND,
5651 ZERO_EXTEND and PARALLEL cases.
5652 (sh_address_cost): Correct rtx parsing and tweak cost estimations.
5654 2012-09-14 Sandra Loosemore <sandra@codesourcery.com>
5656 * doc/tm.texi.in (Stack Arguments): Update obsolete references
5657 to current_function_outgoing_args_size.
5658 (Function Entry): Likewise for current_function_pops_args,
5659 current_function_pretend_args_size,
5660 current_function_outgoing_args_size, and
5661 current_function_epilogue_delay_list.
5662 (Misc): Fix garbled sentence referencing nonexistent
5663 current_function_leaf_function.
5664 * doc/tm.texi: Regenerated.
5666 2012-09-14 Dehao Chen <dehao@google.com>
5668 * tree-eh.c (goto_queue_node): New field.
5669 (record_in_goto_queue): New parameter.
5670 (record_in_goto_queue_label): New parameter.
5671 (lower_try_finally_dup_block): New parameter.
5672 (maybe_record_in_goto_queue): Update source location.
5673 (lower_try_finally_copy): Likewise.
5674 (honor_protect_cleanup_actions): Likewise.
5675 * gimplify.c (gimplify_expr): Reset the location to unknown.
5677 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
5679 * configure: Regenerated.
5681 2012-09-14 Walter Lee <walt@tilera.com>
5683 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
5684 option for TILEPro and TILE-Gx.
5685 (TILE-Gx Options): Fix grammar and spellings in documentation for
5688 2012-09-14 Marc Glisse <marc.glisse@inria.fr>
5691 * fold-const.c (fold_unary_loc): Disable for VECTOR_TYPE.
5692 (fold_binary_loc): Likewise.
5693 * gimple-fold.c (and_comparisons_1): Handle VECTOR_TYPE.
5694 (or_comparisons_1): Likewise.
5696 2012-09-14 Richard Earnshaw <rearnsha@arm.com>
5699 PR rtl-optimization/54540
5700 * reload.c (find_dummy_reload): Don't use OUT as a reload reg
5701 for IN if it overlaps a fixed register.
5703 2012-09-14 Eric Botcazou <ebotcazou@adacore.com>
5705 PR rtl-optimization/44194
5706 * calls.c (expand_call): In the PARALLEL case, copy the return value
5707 into pseudos instead of spilling it onto the stack.
5708 * emit-rtl.c (adjust_address_1): Rename ADJUST into ADJUST_ADDRESS and
5709 add new ADJUST_OBJECT parameter.
5710 If ADJUST_OBJECT is set, drop the underlying object if it cannot be
5711 proved that the adjusted memory access is still within its bounds.
5712 (adjust_automodify_address_1): Adjust call to adjust_address_1.
5713 (widen_memory_access): Likewise.
5714 * expmed.c (store_bit_field_1): Call adjust_bitfield_address instead
5715 of adjust_address. Do not drop the underlying object of a MEM.
5716 (store_fixed_bit_field): Likewise.
5717 (extract_bit_field_1): Likewise. Fix oversight in recursion.
5718 (extract_fixed_bit_field): Likewise.
5719 * expr.h (adjust_address_1): Adjust prototype.
5720 (adjust_address): Adjust call to adjust_address_1.
5721 (adjust_address_nv): Likewise.
5722 (adjust_bitfield_address): New macro.
5723 (adjust_bitfield_address_nv): Likewise.
5724 * expr.c (expand_assignment): Handle a PARALLEL in more cases.
5725 (store_expr): Likewise.
5726 (store_field): Likewise.
5728 * dse.c: Fix typos in the head comment.
5730 2012-09-14 Christian Bruel <christian.bruel@st.com>
5733 * config/sh/sh-protos.h (sh_need_epilogue): Delete.
5734 (sh_can_use_simple_return_p): Declare.
5735 * config/sh/sh.c (sh_can_use_simple_return_p): Define.
5736 (sh_need_epilogue, sh_need_epilogue_known): Delete.
5737 (sh_output_function_epilogue): Remove sh_need_epilogue_known.
5738 * config/sh/sh.md (simple_return, return): Define.
5739 (epilogue): Use inline return rtl.
5740 (sh_expand_epilogue): Cleanup parameters boolean type.
5741 * config/sh/iterators.md (any_return): New iterator.
5743 2012-09-14 Christian Bruel <christian.bruel@st.com>
5745 * config/sh/predicates.md (t_reg_operand): Check REG_P for SUBREG.
5746 * config/sh/sh.c (sequence_insn_p): Check INSNP_P for SEQUENCE.
5748 2012-09-14 Jakub Jelinek <jakub@redhat.com>
5751 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
5752 instead of (match_dup 0) as second argument to vec_merge.
5753 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
5754 Remove third alternative.
5755 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
5756 operand 2 instead of operand 1, but put it as first argument of fma.
5757 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
5758 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
5761 2012-09-14 Richard Guenther <rguenther@suse.de>
5763 PR tree-optimization/54565
5764 * passes.c (init_optimization_passes): Adjust comments.
5765 (execute_function_todo): Do not execute execute_update_addresses_taken
5766 before processing TODO_rebuild_alias.
5767 * tree-ssa-ccp.c (do_ssa_ccp): Schedule TODO_update_address_taken.
5769 2012-09-14 Richard Guenther <rguenther@suse.de>
5771 * tree-vrp.c (register_new_assert_for): Simplify for backward walk.
5772 (find_assert_locations_1): Walk the basic-block backwards, properly
5773 add/prune from live. Use live for asserts derived from stmts.
5775 2012-09-14 Marc Glisse <marc.glisse@inria.fr>
5777 * tree-ssa-forwprop.c (simplify_bitfield_ref): Call
5778 get_prop_source_stmt.
5779 (simplify_permutation): Likewise.
5780 (simplify_vector_constructor): Likewise.
5782 2012-09-14 Richard Guenther <rguenther@suse.de>
5784 * builtin-types.def (BT_FN_CONST_STRING): Add.
5785 * builtins.def (BUILT_IN_FILE, BUILT_IN_FUNCTION,
5786 BUILT_IN_LINE): New builtins.
5787 * gimplify.c (gimplify_call_expr): Expand them.
5788 * doc/extend.texi (__builtin_LINE, __builtin_FUNCTION,
5789 __builtin_FILE): Document.
5791 2012-09-13 Anthony Green <green@moxielogic.com>
5793 * config/moxie/moxie.h (LINK_SPEC): Add bi-endian support.
5794 (MULTILIB_DEFAULTS): Define.
5796 (BYTES_BIG_ENDIAN, WORDS_BIG_ENDIAN): Add bi-endian support.
5797 (TARGET_CPU_CPP_BUILTINS): Add __MOXIE_LITTLE_ENDIAN__ and
5798 __MOXIE_BIG_ENDIAN__.
5799 * config/moxie/t-moxie (MULTILIB_DIRNAMES, MULTILIB_OPTIONS): Define.
5800 * config/moxie/moxie.opt: New file.
5801 * doc/invoke.texi (Moxie Options): Add section documenting -mel
5804 2012-09-13 Paolo Carlini <paolo.carlini@oracle.com>
5805 Manuel López-Ibáñez <manu@gcc.gnu.org>
5808 * doc/invoke.texi ([Winit-self]): Document as enabled by -Wall in C++.
5810 2012-09-13 Eric Botcazou <ebotcazou@adacore.com>
5812 * config/sparc/predicates.md (input_operand): Do not consider TImode
5813 constants as 1-instruction integer constants.
5814 Use register_or_zero_operand instead of register_operand and tidy up.
5815 * config/sparc/sparc.md (movti): New expander.
5816 (movti_insn_sp64): New instruction.
5817 (movti_insn_sp64_hq): Likewise.
5818 (TImode splitters): New splitters.
5819 * config/sparc/sparc.c (sparc_expand_move) <TImode>: New case.
5820 (sparc_legitimate_address_p): Return 0 for REG+REG in TImode.
5822 * config/sparc/sparc-protos.h (arith_double_4096_operand): Delete.
5823 (arith_4096_operand): Likewise.
5824 (zero_operand): Likewise.
5825 (fp_zero_operand): Likewise.
5826 (reg_or_0_operand): Likewise.
5828 2012-09-13 Jakub Jelinek <jakub@redhat.com>
5830 * configure.ac (CXXFLAGS): Remove -O2 when not bootstrapping.
5831 * configure: Regenerated.
5833 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
5835 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
5836 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
5838 (*prefetch_sse): ... this.
5839 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
5841 (*prefetch_3dnow): ... this.
5843 2012-09-13 Steven Bosscher <steven@gcc.gnu.org>
5845 * ipa-pure-const.c (state_from_flags, local_pure_const): Use
5846 current_function_name instead of lang_hooks.decl_printable_name.
5848 * function.h (fndecl_name): New prototype.
5849 * function.c (fndecl_name): New function.
5850 * vecir.h (cgraph_node_p): New standard IR VEC type.
5851 * trans-mem.c (cgraph_node_p): No need anymore to define it here.
5852 * ipa-utils.h (ipa_get_nodes_in_cycle): New prototype.
5853 * ipa-utils.c (ipa_get_nodes_in_cycle): New function.
5854 * ipa-reference.c: Don't include langhooks.h, and certainly not twice.
5855 Fix many formatting issues (long lines, short lines, spacing, etc.).
5856 (get_static_name): Use fndecl_name.
5857 (dump_static_vars_set_to_file): New function split out from propagate.
5858 (union_static_var_sets): New function, union two sets and collapse
5859 to all_module_statics as quickly as possible.
5860 (intersect_static_var_sets): New function, similar to above.
5861 (copy_static_var_set): Renamed from copy_global_bitmap and rewritten
5862 to allocate a copy on the same bitmap_obstack as the source set.
5863 (propagate_bits): Simplify, and clarify by using union_static_var_sets.
5864 (generate_summary): Remove bm_temp. Print UID of promotable globals.
5865 (read_write_all_from_decl): Use pass-by-reference, bless C++.
5866 (get_read_write_all_from_node): New function, split out from propagate.
5867 (propagate): Simplify and clarify with helper functions. Use
5868 ipa_get_nodes_in_cycle to walk all nodes in a reduced node.
5869 (ipa_reference_read_optimization_summary): Use fndecl_name instead of
5870 lang_hooks.decl_printable_name.
5872 * rtl.h (print_rtl_single_with_indent): New prototype.
5873 * print-rtl.c (print_rtl_single_with_indent): New function.
5874 * cfghooks.h (empty_block_p, split_block_before_cond_jump): New hooks.
5875 * cfghooks.c (empty_block_p, split_block_before_cond_jump): Implement.
5876 * cfgrtl.c (rtl_block_empty_p, rtl_split_block_before_cond_jump):
5877 Implement RTL specific hooks.
5878 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Register the new hooks.
5879 * tree-cfg.c (gimple_empty_block_p,
5880 gimple_split_block_before_cond_jump): Implement GIMPLE specific hooks.
5881 (gimple_cfg_hooks): Register the new hooks.
5882 * tree-ssa-phiopt.c (empty_block_p): Remove in favor of new hook.
5884 2012-09-13 Richard Guenther <rguenther@suse.de>
5886 * tree-ssa-sccvn.h (enum vn_kind): New.
5887 (vn_get_stmt_kind): Likewise.
5888 * tree-ssa-sccvn.c (vn_get_stmt_kind): New function, adjust
5890 (visit_use): Use it.
5891 * tree-ssa-pre.c (compute_avail): Likewise, simplify further.
5893 2012-09-13 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5895 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5896 for targets bdver1, bdver2, btver1 and btver2.
5898 2012-09-13 Christophe Lyon <christophe.lyon@linaro.org>
5899 Richard Earnshaw <rearnsha@arm.com>
5901 * config/arm/arm.md (arm_rev): Factorize thumb1, thumb2 and arm
5902 variants for rev instruction..
5903 (thumb1_rev): Delete pattern.
5904 (arm_revsh): New pattern to support builtin_bswap16.
5905 (arm_rev16, bswaphi2): Likewise.
5907 2012-09-12 Teresa Johnson <tejohnson@google.com>
5909 PR gcov-profile/54487
5910 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
5911 test using F_SETLKW with fcntl.
5912 * configure, config.in: Regenerate.
5914 2012-09-12 Jan Hubicka <jh@suse.cz>
5917 * ipa-inline-analysis.c (dump_inline_hints): Dump loop stride.
5918 (set_hint_predicate): New function.
5919 (reset_inline_summary): Reset loop stride.
5920 (remap_predicate_after_duplication): New function.
5921 (remap_hint_predicate_after_duplication): New function.
5922 (inline_node_duplication_hook): Update.
5923 (dump_inline_summary): Dump stride summaries.
5924 (estimate_function_body_sizes): Compute strides.
5925 (remap_hint_predicate): New function.
5926 (inline_merge_summary): Use it.
5927 (inline_read_section): Read stride.
5928 (inline_write_summary): Write stride.
5929 * ipa-inline.c (want_inline_small_function_p): Handle strides.
5930 (edge_badness): Likewise.
5931 * ipa-inline.h (inline_hints_vals): Add stride hint.
5932 (inline_summary): Update stride.
5934 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
5936 * config/i386/i386.c (x86_prefetch_sse): Change to unsigned char.
5937 * config/i386/i386.h (x86_prefetch_sse): Ditto.
5939 2012-09-12 H.J. Lu <hongjiu.lu@intel.com>
5942 * config/i386/predicates.md (x86_64_immediate_operand): Allow
5943 negative offset for UNSPEC_DTPOFF/UNSPEC_NTPOFF.
5945 2012-09-12 Jan Hubicka <jh@suse.cz>
5947 * common.opt (flto-partition): Add "max".
5948 * invoke.texi (flto-partition): Document "max"
5950 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5952 * config/i386/i386.md : Comments on fma4 instruction selection
5953 reflect requirement on register pressure based cost model.
5955 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
5956 flag is set-reset as informed by the cpuid flag.
5958 * config/i386/i386.c (processor_alias_table): fma4
5959 flag is enabled for bdver2.
5961 2012-09-12 Richard Guenther <rguenther@suse.de>
5963 PR tree-optimization/54489
5964 * tree-ssa-pre.c: Include domwalk.h.
5966 (sccvn_valnum_from_value_id): New function.
5967 (debug_bitmap_sets_for): Simplify.
5968 (get_representative_for): Properly initialize the SCCVN valnum.
5969 (create_expression_by_pieces): Likewise.
5970 (insert_into_preds_of_block): Likewise.
5971 (can_PRE_operation): Remove.
5972 (make_values_for_phi): Simplify.
5973 (compute_avail): Likewise.
5974 (do_SCCVN_insertion): Remove.
5975 (eliminate_avail, eliminate_push_avail, eliminate_insert):
5977 (eliminate): Split and perform a domwalk.
5978 (eliminate_bb): Former eliminate part that is now dom-enter.
5979 (eliminate_leave_block): New function.
5980 (fini_eliminate): Likewise.
5981 (init_pre): Simplify.
5982 (fini_pre): Likewise.
5983 (execute_pre): Fold into do_pre and do_fre.
5984 (do_pre): Consume execute_pre.
5986 * Makefile.in (tree-ssa-pre.o): Add domwalk.h dependency.
5988 2012-09-12 Diego Novillo <dnovillo@google.com>
5990 * vec.h: Remove compatibility notes for previous distinction
5991 between vectors of objects and vectors of pointers.
5993 2012-09-12 Christian Bruel <christian.bruel@st.com>
5995 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
5997 2012-09-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5999 * rtl.h (FFS, FLOAT, ABS, PC): Don't undef.
6000 * system.h (FFS, FLOAT, ABS, PC): Undef.
6002 2012-09-12 Richard Guenther <rguenther@suse.de>
6005 * common.opt (finline): Mark with Optimization.
6007 2012-09-12 Jakub Jelinek <jakub@redhat.com>
6009 * config.gcc: Obsolete picochip-*.
6011 2012-09-12 Nathan Froyd <froydnj@gcc.gnu.org>
6012 Hans-Peter Nilsson <hp@bitrange.com>
6014 * config/mmix/mmix.h (MMIX_REG_OK_STRICT): Delete.
6015 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P): Delete.
6016 (CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
6017 * config/mmix/mmix-protos.h (mmix_intval): Declare.
6018 (mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
6019 (mmix_const_double_ok_for_letter_p): Delete.
6020 * config/mmix/constraints.md: New file.
6021 * config/mmix/mmix.md: Include it.
6022 (iordi3): Fix typo; use "I" instead of undefined "H" constraint.
6023 ("*call_real"): Update comment about not using the "p" constraint.
6024 * config/mmix/predicates.md (mmix_reg_or_8bit_operand): Use
6025 satisfies_constraint_I.
6026 (mmix_address_operand): New predicate.
6027 (mmix_symbolic_or_address_operand): Use it instead of address_operand.
6028 * config/mmix/mmix.c: #include tm-constrs.h.
6029 (mmix_intval): Delete declaration. Make non-static.
6030 (mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
6031 (mmix_const_double_ok_for_letter_p): Delete.
6032 (mmix_legitimate_address_p): Use satisfies_constraint_I.
6033 (mmix_print_operand_address): Likewise.
6034 (mmix_emit_sp_add): Adjust to use insn_const_int_ok_for_constraint
6035 when matching "L" constraint.
6037 2012-09-11 Steven Bosscher <steven@gcc.gnu.org>
6039 * tree.h (expand_case): Move prototype ...
6040 * expr.h (expand_case): ...here.
6041 (expand_sjlj_dispatch_table): New prototype.
6042 * stmt.c: Include pointer-set.h instead of bitmap.h.
6043 (expand_case): Use a pointer set instead of a bitmap for
6044 already-seen labels. Fold label values here.
6045 (add_case_node): Don't fold label values here.
6046 (expand_sjlj_dispatch_table): New function.
6047 * except.c (sjlj_emit_dispatch_table): Use it.
6049 2012-09-11 Marc Glisse <marc.glisse@inria.fr>
6051 * tree-ssa-forwprop.c (simplify_vector_constructor): New function.
6052 (ssa_forward_propagate_and_combine): Call it.
6054 2012-09-11 Diego Novillo <dnovillo@google.com>
6056 * var-tracking.c (vt_add_function_parameter): Adjust for VEC changes.
6058 2012-09-11 Dominique Dhumieres <dominiq@lps.ens.fr>
6060 * config/darwin.c (darwin_asm_named_section): Adjust for VEC changes.
6061 (darwin_asm_dwarf_section): Likewise.
6063 2012-09-11 Martin Jambor <mjambor@suse.cz>
6065 * dwarf2out.c (dwarf2out_abstract_function): Do not change cfun.
6066 (premark_used_types): New parameter fun, use it instead of cfun.
6067 (gen_subprogram_die): Use DECL_STRUCT_FUNCTION (decl) instead of cfun,
6068 also pass it to premark_used_types.
6070 2012-09-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6072 * doc/sourcebuild.texi (arm_neon_v2_ok): Adjust command line.
6074 2012-09-11 Tobias Burnus <burnus@net-b.de>
6076 * doc/sourcebuild.texi (arm_neon_v2_ok): Fix @anchor.
6078 2012-09-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6079 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6081 * config/arm/neon.md (fma<VCVTF:mode>4): New pattern.
6082 (*fmsub<VCVTF:mode>4): Likewise.
6083 * doc/sourcebuild.texi (arm_neon_v2_ok, arm_neon_v2_hw): Document it.
6085 2012-09-11 Aldy Hernandez <aldyh@redhat.com>
6088 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set): Only set
6091 2012-09-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6093 PR tree-optimization/55492
6094 * doc/invoke.texi (max-slsr-cand-scan): New description.
6095 * gimple-ssa-strength-reduction.c (find_basis_for_candidate): Limit
6096 the time spent searching for a basis.
6097 * params.def (PARAM_MAX_SLSR_CANDIDATE_SCAN): New param.
6099 2012-09-11 Richard Guenther <rguenther@suse.de>
6101 * gimple.h (gimple_register_type): Remove.
6102 (print_gimple_types_stats): Adjust prototype.
6103 * lto-streamer.h (print_lto_report): Likewise.
6104 * lto-streamer.c (print_lto_report): Adjust.
6105 * gimple.c (gimple_types, type_hash_cache, enum gtc_mode,
6106 struct type_pair_d, lookup_type_pair, struct sccs,
6107 next_dfs_num, gtc_next_dfs_num, struct gimple_type_leader_entry_s,
6108 gimple_type_leader, gimple_lookup_type_leader, compare_type_names_p,
6109 gtc_visit, gimple_types_compatible_p_1, gimple_types_compatible_p,
6110 visit, iterative_hash_name, struct type_hash_pair,
6111 type_hash_pair_compare, iterative_hash_gimple_type, gimple_type_hash,
6112 gimple_type_eq, gimple_register_type_1, gimple_register_type):
6114 (print_gimple_types_stats): Adjust.
6115 (free_gimple_type_tables): Likewise.
6117 2012-09-11 Richard Guenther <rguenther@suse.de>
6119 * graphite-scop-detection.c (move_sd_regions): Adjust for VEC changes.
6120 (scopdet_basic_block_info): Likewise.
6121 (build_scops_1): Likewise.
6122 (limit_scops): Likewise.
6124 2012-09-11 Richard Guenther <rguenther@suse.de>
6127 * gimple.c (get_base_address): Do not return NULL_TREE apart
6128 from for WITH_SIZE_EXPR.
6129 * gimple-fold.c (canonicalize_constructor_val): Do not call
6130 get_base_address when not necessary.
6132 2012-09-10 Andrew Pinski <apinski@cavium.com>
6135 * trans-mem.c (thread_private_new_memory): Handle COND_EXPR also.
6137 2012-09-10 Maxim Kuvyrkov <maxim@codesourcery.com>
6139 * config/m68k/m68k.c (m68k_sched_dfa_post_advance_cycle): Support
6140 starting scheduling from a pre-existing state.
6142 2012-09-10 Diego Novillo <dnovillo@google.com>
6144 * vec.h (vec_t::quick_push): Remove overload that accepts 'T *'.
6146 (vec_t::safe_push): Likewise.
6147 (vec_t::quick_insert): Likewise.
6148 (vec_t::lower_bound): Likewise.
6149 (vec_t::safe_insert): Likewise.
6150 (vec_t::replace): Change second argument to 'T &'.
6152 2012-09-10 Maciej W. Rozycki <macro@codesourcery.com>
6154 * config/rs6000/rs6000.md: Move a splitter next to its insn.
6156 2012-09-10 Oleg Endo <olegendo@gcc.gnu.org>
6159 * config/sh/sh.h (SH_DYNAMIC_SHIFT_COST): Set always to 1 if
6160 dynamic shifts are available.
6161 (SHIFT_COUNT_TRUNCATED): Always define to 0. Correct comment.
6162 * config/sh/sh.c (ashl_lshr_seq, ext_ashl_lshr_seq): Add comments.
6163 * config/sh/predicates.md (shift_count_operand): Allow
6164 arith_reg_operand even if TARGET_DYNSHIFT is false.
6165 * config/sh/sh.md (ashlsi3, lshrsi3): Expand library call patterns
6167 (ashlsi3_d_call, lshrsi3_d_call): New insns.
6169 2012-09-10 Richard Sandiford <rdsandiford@googlemail.com>
6171 * ira.c (setup_pressure_classes): Handle synonymous classes.
6173 2012-09-10 Marc Glisse <marc.glisse@inria.fr>
6175 * tree-ssa-forwprop.c (simplify_bitfield_ref): New function.
6176 (ssa_forward_propagate_and_combine): Call it.
6178 2012-09-10 Steve Ellcey <sellcey@mips.com>
6180 * config.gcc: Add mips*-mti-linux* target
6181 Handle with_synci like other options.
6182 * config/mips/gnu-user64.h (LINUX64_DRIVER_SELF_SPECS): New.
6183 (DRIVER_SELF_SPECS): Define in terms of LINUX64_DRIVER_SELF_SPECS.
6184 * config/mips/mips.h (MIPS_ISA_SYNCI_SPEC): New.
6185 * config/mips/mti-linux.h: New file.
6186 * config/mips/t-mti-linux: New file.
6188 2012-09-10 Marc Glisse <marc.glisse@inria.fr>
6190 * tree-ssa-forwprop.c (simplify_permutation): Handle CONSTRUCTOR.
6192 2012-09-10 Martin Jambor <mjambor@suse.cz>
6194 * params.def (PARAM_IPA_MAX_AGG_ITEMS): New parameter.
6195 * ipa-prop.c: Include params.h.
6196 (IPA_MAX_AFF_JF_ITEMS): Removed.
6197 (determine_known_aggregate_parts): Use param value of
6198 PARAM_IPA_MAX_AGG_ITEMS instead of IPA_MAX_AFF_JF_ITEMS.
6199 * Makefile.in (ipa-prop.o): Add PARAMS_H dependency.
6201 2012-09-10 Richard Guenther <rguenther@suse.de>
6203 PR tree-optimization/54520
6204 * tree-ssa-threadupdate.c (def_split_header_continue_p):
6205 Properly consider sub-loops.
6207 2012-09-10 Richard Henderson <rth@redhat.com>
6209 * config/alpha/predicates.md (small_symbolic_operand): Disallow
6212 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
6215 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
6217 2012-09-10 Jan Hubicka <jh@suse.cz>
6219 * lto-cgraph.c (compute_ltrans_boundary): Do not care about aliases.
6220 * symtab.c (symtab_make_decl_local): Remove user defined visibility
6221 when making symbol local.
6223 2012-09-09 Mark Kettenis <kettenis@gnu.org>
6225 * config/openbsd-stdint.h (INTMAX_TYPE, UINTMAX_TYPE): Define.
6227 2012-09-09 Jan Hubicka <jh@suse.cz>
6229 * passes.c (ipa_write_summaries_1): Set state;
6230 do not call compute_ltrans_boundary.
6231 (ipa_write_optimization_summaries): Likewise.
6232 (ipa_write_summaries): compute_ltrans_boundary here.
6233 * lto-streamer.h (lto_symtab_encoder_d): NODES are allocated in heap.
6234 (compute_ltrans_boundary): Update prototype.
6236 2012-09-09 Ulrich Drepper <drepper@gmail.com>
6238 * config/i386/cpuid.h: Define signature_*_e[bcd]x macros for
6239 matching results of level 0 calls to __cpuid to processor
6241 * config/i386/driver-i386.c (vendor_signatures): Removed.
6242 (processor_signatures): Removed.
6243 (host_detect_local_cpu): Replace uses of now-removed SIG_*
6244 constants with the new signature_*_ebx constants.
6246 2012-09-08 Jan Hubicka <jh@suse.cz>
6248 Replace cgraph_node_set and varpool_node_set by symtab_node_encoder
6250 * tree-pass.h (cgraph_node_set_def, varpool_node_set_def): Remove
6251 forward declaration.
6252 (lto_symtab_encoder_d): Forward declare.
6253 (ipa_write_optimization_summaries): Update.
6254 * lto-cgraph.c (lto_symtab_encoder_new): Do not initialize
6255 body, initializer and in_partition.
6256 (lto_symtab_encoder_delete): Update.
6257 (lto_symtab_encoder_encode): Update.
6258 (lto_symtab_encoder_lookup): Move inline.
6259 (lto_symtab_encoder_delete_node): New function.
6260 (lto_symtab_encoder_encode_body_p, lto_set_symtab_encoder_encode_body,
6261 lto_symtab_encoder_encode_initializer_p,
6262 lto_set_symtab_encoder_encode_initializer,
6263 lto_symtab_encoder_in_partition_p,
6264 lto_symtab_encoder_in_partition_p): Update.
6265 (compute_ltrans_boundary): Take encoder as an input.
6266 * passes.c (ipa_write_summaries_1): Update.
6267 (ipa_write_summaries_1): Update.
6268 (ipa_write_summaries): Update.
6269 (ipa_write_optimization_summaries): Update.
6270 * lto-streamer.c (print_lto_report): Report number of cgraph nodes.
6271 * lto-streamer.h (lto_stats_d): Replace num_output_cgraph_nodes by
6272 num_output_symtab_nodes.
6273 (lto_encoder_entry): New structure.
6274 (struct lto_symtab_encoder_d): Reorg.
6275 (lto_symtab_encoder_delete_node): Declare.
6276 (lto_symtab_encoder_lookup): Bring inline.
6277 (compute_ltrans_boundary): Update.
6278 (lto_symtab_encoder_size): Update.
6279 (lsei_node, lsei_cgraph_node, lsei_varpool_node): Update.
6280 (lto_symtab_encoder_deref): Update.
6282 2012-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6284 * config/pa/pa.c (hppa_rtx_costs): Update costs for large
6287 2012-09-08 Andi Kleen <ak@linux.intel.com>
6289 * lto/lto.c (do_whole_program_analysis): Fix last broken patch.
6291 2012-09-08 Andi Kleen <ak@linux.intel.com>
6293 * common.opt (-fmem-report-wpa): Add
6294 * doc/invoke.texi (-fmem-report-wpa): Document.
6295 * lto/lto.c (do_whole_program_analysis): Run mem_report
6296 when mem_report_wpa is set.
6298 2012-09-07 Anthony Green <green@moxielogic.com>
6300 * config/moxie/moxie.c (moxie_expand_prologue): Optimize prologue
6301 for functions with large static stack requirements.
6302 (moxie_expand_epilogue): Use $r12 instead of $r5 for pulling saved
6303 values off of the stack.
6305 2012-09-07 Nick Clifton <nickc@redhat.com>
6307 * config/v850/v850.h (DBX_DEBUGGING_INFO): Define.
6308 (ASM_GENERATE_INTERNAL_LABEL): Define if not already provided.
6309 * config/v850/v850.c (compute_register_save_size): Always include
6311 (increment_stack): New function - emits insns to increment or
6312 decrement the stack pointer.
6313 (expand_prologue, expand_epilogue): Use it.
6314 (expand_prologue): Set the function stack size, if requested.
6315 (v850_debug_unwind_info): New function.
6316 (TARGET_DEBUG_UNWIND_INFO): Define.
6318 2012-09-07 Richard Earnshaw <rearnsha@arm.com>
6321 * tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
6322 Sign-extension of a zero-extended value can be simplified to
6323 just zero-extension.
6325 2012-09-07 Richard Guenther <rguenther@suse.de>
6328 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
6329 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
6330 arguments separately.
6332 2012-09-07 Steven Bosscher <steven@gcc.gnu.org>
6334 * bitmap.c (bitmap_last_set_bit): Rewrite to return the correct bit.
6336 * graphite.c (print_global_statistics): Use EDGE_COUNT instead
6338 (print_graphite_scop_statistics): Likewise.
6339 * graphite-scop-detection.c (get_bb_type): Use single_succ_p.
6340 (print_graphite_scop_statistics): Use EDGE_COUNT, not VEC_length.
6341 (canonicalize_loop_closed_ssa): Use single_pred_p.
6343 * alias.c (reg_seen): Make this an sbitmap.
6344 (record_set, init_alias_analysis): Update.
6346 * tree-ssa-coalesce.c (ssa_conflicts_dump): Fix dumping.
6348 2012-09-07 Tom de Vries <tom@codesourcery.com>
6350 PR tree-optimization/53986
6351 * tree-vrp.c (extract_range_from_multiplicative_op_1): Allow
6353 (extract_range_from_binary_expr_1): Handle LSHIFT with constant
6354 range as shift amount.
6356 2012-09-07 Segher Boessenkool <segher@kernel.crashing.org>
6358 * config/rs6000/aix43.h (RS6000_CALL_GLUE): Delete.
6359 * config/rs6000/aix51.h (RS6000_CALL_GLUE): Delete.
6360 * config/rs6000/aix52.h (RS6000_CALL_GLUE): Delete.
6361 * config/rs6000/aix53.h (RS6000_CALL_GLUE): Delete.
6362 * config/rs6000/aix61.h (RS6000_CALL_GLUE): Delete.
6363 * config/rs6000/freebsd64.h (RS6000_CALL_GLUE): Delete.
6364 * config/rs6000/linux64.h (RS6000_CALL_GLUE): Delete.
6365 * config/rs6000/rs6000.c (print_operand) ['.']: Delete.
6366 * config/rs6000/rs6000.h (RS6000_CALL_GLUE): Delete.
6367 * config/rs6000/rs6000.md (tls_gd_aix<TLSmode:tls_abi_suffix>):
6368 Replace %. with nop.
6369 (tls_gd_call_aix<TLSmode:tls_abi_suffix>): Ditto.
6370 (tls_ld_aix<TLSmode:tls_abi_suffix>): Ditto.
6371 (tls_ld_call_aix<TLSmode:tls_abi_suffix>): Ditto.
6372 (call_nonlocal_aix32): Ditto.
6373 (call_nonlocal_aix64): Ditto.
6374 (call_value_nonlocal_aix32): Ditto.
6375 (call_value_nonlocal_aix64): Ditto.
6377 2012-09-06 Andi Kleen <ak@linux.intel.com>
6379 * doc/invoke.texi (-ffat-lto-objects): Clarify that gcc-ar
6380 et.al. should be used.
6382 2012-09-06 Andi Kleen <ak@linux.intel.com>
6384 * lto-streamer.h (res_pair): Add.
6385 (lto_file_decl_data): Replace resolutions with respairs.
6387 * lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
6388 Initialize respairs.
6389 (lto_file_finalize): Set up resolutions vector lazily from respairs.
6391 2012-09-06 Lawrence Crowl <crowl@google.com>
6393 * double-int.h (double_int::operator &=): New.
6394 (double_int::operator ^=): New.
6395 (double_int::operator |=): New.
6396 (double_int::mul_with_sign): Modify overflow parameter to bool*.
6397 (double_int::add_with_sign): New.
6398 (double_int::ule): New.
6399 (double_int::sle): New.
6400 (binary double_int::operator *): Remove parameter name.
6401 (binary double_int::operator +): Likewise.
6402 (binary double_int::operator -): Likewise.
6403 (binary double_int::operator &): Likewise.
6404 (double_int::operator |): Likewise.
6405 (double_int::operator ^): Likewise.
6406 (double_int::and_not): Likewise.
6407 (double_int::from_shwi): Tidy formatting.
6408 (double_int::from_uhwi): Likewise.
6409 (double_int::from_uhwi): Likewise.
6410 * double-int.c (double_int::mul_with_sign): Modify overflow parameter
6412 (double_int::add_with_sign): New.
6413 (double_int::ule): New.
6414 (double_int::sle): New.
6415 * builtins.c: Modify to use the new double_int interface.
6416 * cgraph.c: Likewise.
6417 * combine.c: Likewise.
6418 * dwarf2out.c: Likewise.
6419 * emit-rtl.c: Likewise.
6420 * expmed.c: Likewise.
6422 * fixed-value.c: Likewise.
6423 * fold-const.c: Likewise.
6424 * gimple-fold.c: Likewise.
6425 * gimple-ssa-strength-reduction.c: Likewise.
6426 * gimplify-rtx.c: Likewise.
6427 * ipa-prop.c: Likewise.
6428 * loop-iv.c: Likewise.
6429 * optabs.c: Likewise.
6430 * stor-layout.c: Likewise.
6431 * tree-affine.c: Likewise.
6432 * tree-cfg.c: Likewise.
6433 * tree-dfa.c: Likewise.
6434 * tree-flow-inline.h: Likewise.
6435 * tree-object-size.c: Likewise.
6436 * tree-predcom.c: Likewise.
6437 * tree-pretty-print.c: Likewise.
6438 * tree-sra.c: Likewise.
6439 * tree-ssa-address.c: Likewise.
6440 * tree-ssa-alias.c: Likewise.
6441 * tree-ssa-ccp.c: Likewise.
6442 * tree-ssa-forwprop.c: Likewise.
6443 * tree-ssa-loop-ivopts.c: Likewise.
6444 * tree-ssa-loop-niter.c: Likewise.
6445 * tree-ssa-phiopt.c: Likewise.
6446 * tree-ssa-pre.c: Likewise.
6447 * tree-ssa-sccvn: Likewise.
6448 * tree-ssa-structalias.c: Likewise.
6449 * tree-ssa.c: Likewise.
6450 * tree-switch-conversion.c: Likewise.
6451 * tree-vect-loop-manip.c: Likewise.
6452 * tree-vrp.c: Likewise.
6455 * varasm.c: Likewise.
6457 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
6459 * configure.ac (hle prefixes): Remove .code64 directive.
6460 * configure: Regenerated.
6462 2012-09-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6464 * config/arm/arm.c: Use CONST_INT_P, CONST_DOUBLE_P, REG_P, MEM_P,
6465 LABEL_P, JUMP_P, CALL_P, NOTE_P, BARRIER_P consistently.
6466 * config/arm/arm.h: Use REG_P, MEM_P consistently.
6467 * config/arm/arm.md: Use CONST_INT_P, REG_P, MEM_P, CONST_DOUBLE_P
6469 * config/arm/neon.md: Use REG_P consistently.
6470 * config/arm/predicates.md: Use CONST_INT_P, REG_P, MEM_P consistently.
6471 * config/arm/thumb2.md: Use CONST_INT_P, REG_P consistently.
6472 * config/arm/vec-common.md: Use REG_P consistently.
6474 2012-09-06 Richard Guenther <rguenther@suse.de>
6476 PR tree-optimization/54498
6477 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
6478 abort when reaching an already visited region.
6479 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
6480 (get_continuation_for_phi_1): Likewise.
6481 (walk_non_aliased_vuses): When we translated the reference,
6482 abort when we re-visit a region.
6483 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
6485 2012-09-06 David Edelsohn <dje.gcc@gmail.com>
6487 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Add TLS
6489 * config/rs6000/rs6000.c (rs6000_debug_address_cost): Add new
6490 arguments to TARGET_ADDRESS_COST call.
6492 2012-09-06 Richard Guenther <rguenther@suse.de>
6494 * tree.h (MOVE_NONTEMPORAL): Remove.
6495 * tree-pretty-print.c (dump_generic_node): Remove
6496 MOVE_NONTEMPORAL handling.
6497 * expr.c (expand_expr_real_1): Likewise.
6499 2012-09-06 Richard Guenther <rguenther@suse.de>
6501 * passes.c (execute_function_todo): Call compute_may_aliases
6502 only if flag_tree_pta is set.
6504 2012-09-06 Andrew Pinski <apinski@cavium.com>
6507 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
6509 2012-09-06 Jakub Jelinek <jakub@redhat.com>
6511 PR rtl-optimization/54455
6512 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
6513 bb ends up with asm goto referencing bb's label.
6515 2012-09-06 Chen Liqin <liqin.gcc@gmail.com>
6517 * config/score/score.c: Remove TARGET_LEGITIMIZE_ADDRESS define and
6518 score_legitimize_address function, use compiler default code instead.
6520 2012-09-05 Jan Hubicka <jh@suse.cz>
6522 * ipa-inline.c (want_inline_small_function_p): Use
6523 INLINE_HINT_loop_iterations hint.
6525 2012-09-05 Andrew Pinski <apinski@cavium.com>
6527 * optabs.c (emit_conditional_add): Correct comment about the arguments.
6528 Remove code which might swap op2 and op3 since they cannot be swapped.
6529 * doc/md.texi (add@var{mode}cc): Fix document about how the arguments
6532 2012-09-05 Oleg Endo <olegendo@gcc.gnu.org>
6534 * hooks.c (hook_int_rtx_mode_as_bool_0): New function.
6535 * hooks.h (hook_int_rtx_mode_as_bool_0): Declare it.
6536 * output.h (default_address_cost): Add machine_mode and address space
6538 * target.def (address_cost): Likewise.
6539 * rtlanal.c (address_cost): Pass mode and address space to target hook.
6540 (default_address_cost): Add unnamed machine_mode and address space
6542 * doc/tm.texi: Regenerate.
6543 * config/alpha/alpha.c (TARGET_ADDRESS_COST): Use
6544 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6545 * config/arm/arm.c (arm_address_cost): Add machine_mode and address
6547 * config/avr/avr.c (avr_address_cost): Likewise.
6548 * config/bfin/bfin.c (bfin_address_cost): Likewise.
6549 * config/cr16/cr16.c (cr16_address_cost): Likewise.
6550 * config/cris/cris.c (cris_address_cost): Likewise.
6551 * config/epiphany/epiphany.c (epiphany_address_cost): Likewise.
6552 * config/i386/i386.c (ix86_address_cost): Likewise.
6553 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Use
6554 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6555 * config/iq2000/iq2000.c (iq2000_address_cost): Add machine_mode and
6556 address space arguments. Pass them on in recursive invocation.
6557 * config/lm32/lm32.c (TARGET_ADDRESS_COST): Use
6558 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6559 * config/m32c/m32c.c (m32c_address_cost): Add machine_mode and address
6561 * config/m32r/m32r.c (TARGET_ADDRESS_COST): Use
6562 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6563 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Likewise.
6564 * config/mep/mep.c (mep_address_cost): Add machine_mode and address
6566 * config/microblaze/microblaze.c (microblaze_address_cost): Likewise.
6567 * config/mips/mips.c (mips_address_cost): Likewise.
6568 * config/mmix/mmix.c (TARGET_ADDRESS_COST): Use
6569 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6570 * config/mn10300/mn10300.c (mn10300_address_cost): Add machine_mode and
6571 address space arguments.
6572 (mn10300_rtx_costs): Pass GET_MODE (x) and MEM_ADDR_SPACE (x) to
6573 mn10300_address_cost.
6574 * config/pa/pa.c (hppa_address_cost): Add machine_mode and address
6576 * config/rs6000/rs6000.c (rs6000_debug_address_cost): Likewise.
6577 (TARGET_ADDRESS_COST): Use hook_int_rtx_mode_as_bool_0 instead of
6578 hook_int_rtx_bool_0.
6579 * config/rx/rx.c (rx_address_cost): Add machine_mode and address
6581 * config/s390/s390.c (s390_address_cost): Likewise.
6582 * config/score/score-protos.h (score_address_cost): Likewise.
6583 * config/score/score.c (score_address_cost): Likewise.
6584 * config/sh/sh.c (sh_address_cost): Likewise.
6585 * config/sparc/sparc.c (TARGET_ADDRESS_COST): Use
6586 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6587 * config/spu/spu.c (TARGET_ADDRESS_COST): Likewise.
6588 * config/stormy16/stormy16.c (xstormy16_address_cost): Add machine_mode
6589 and address space arguments.
6590 * config/v850/v850.c (TARGET_ADDRESS_COST): Use
6591 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6592 * config/vax/vax.c (vax_address_cost): Add machine_mode and address
6594 * config/xtensa/xtensa (TARGET_ADDRESS_COST): Use
6595 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6597 2012-09-05 Diego Novillo <dnovillo@google.com>
6600 * vec.h (vec_t::lower_bound): Fix spelling of LESSTHAN argument.
6602 2012-09-05 Jakub Jelinek <jakub@redhat.com>
6605 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
6606 build_int_cst with size_type_node instead of size_int.
6608 2012-09-05 Uros Bizjak <ubizjak@gmail.com>
6610 * config/i386/sse.md (<sse4_1>_blendv<ssemodesuffix><avxsizesuffix>):
6611 Use register_operand instead of reg_not_xmm0_operand{,_maybe_avx}.
6612 Use nonimmediate_operand instead of
6613 nonimm_not_xmm0_operand{,_maybe_avx}.
6614 (<sse4_1_avx2>_pblendvb): Ditto.
6615 (sse4_2_pcmpestr): Ditto.
6616 (*sse4_2_pcmpestr_unaligned): Ditto.
6617 (sse4_2_pcmpistr): Ditto.
6618 (*sse4_2_pcmpistr_unaligned): Ditto.
6619 * config/i386/predicates.md (reg_not_xmm0_operand): Remove predicate.
6620 (nonimm_not_xmm0_operand): Ditto.
6621 (nonimm_not_xmm0_operand_maybe_avx): Ditto.
6622 (nonimm_not_xmm0_operand_maybe_avx): Ditto.
6623 * config/i386/i386.md (rdpmc): Do not force operand 1 into ecx.
6625 2012-09-05 Eric Botcazou <ebotcazou@adacore.com>
6627 * bb-reorder.c: Clarify a few points in the head comment and fix
6628 long lines in other comments.
6629 (find_traces): Fix long line.
6630 (find_traces_1_round): Likewise.
6631 (better_edge_p): Likewise.
6632 (connect_traces): Likewise.
6633 (duplicate_computed_gotos): Likewise.
6634 (find_rarely_executed_basic_blocks_and_cr): Remove trailing spaces.
6635 (fix_up_fall_thru_edges): Fix formatting.
6637 2012-09-05 Richard Guenther <rguenther@suse.de>
6639 PR tree-optimization/46590
6640 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Do not
6641 update SSA form here.
6642 (canonicalize_induction_variables): Assert we do not need to
6644 (tree_unroll_loops_completely): Update SSA form here.
6645 * tree-ssa-loop-manip.c (gimple_duplicate_loop_to_header_edge):
6646 Do not verify loop-closed SSA form if SSA form is not up-to-date.
6648 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
6651 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
6652 not configured --with-avrlibc=no.
6653 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if not configured
6655 * config/avr/avrlibc.h: New file.
6656 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
6657 not configured --with-avrlibc=no.
6658 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
6660 2012-09-04 Teresa Johnson <tejohnson@google.com>
6662 * gcov-io.c (gcov_write_summary): Write out non-zero histogram
6663 entries to function summary along with an occupancy bit vector.
6664 (gcov_read_summary): Read in the histogram entries.
6665 (gcov_histo_index): New function.
6666 (void gcov_histogram_merge): Ditto.
6667 * gcov-io.h (gcov_type_unsigned): New type.
6668 (struct gcov_bucket_type): Ditto.
6669 (struct gcov_ctr_summary): Include histogram.
6670 (GCOV_TAG_SUMMARY_LENGTH): Update to include histogram entries.
6671 (GCOV_HISTOGRAM_SIZE): New macro.
6672 (GCOV_HISTOGRAM_BITVECTOR_SIZE): Ditto.
6673 * profile.c (NUM_GCOV_WORKING_SETS): Ditto.
6674 (gcov_working_sets): New global variable.
6675 (compute_working_sets): New function.
6676 (find_working_set): Ditto.
6677 (get_exec_counts): Invoke compute_working_sets.
6678 * coverage.c (read_counts_file): Merge histograms, and
6679 fix bug with accessing summary info for non-summable counters.
6680 * basic-block.h (gcov_type_unsigned): New type.
6681 (struct gcov_working_set_info): Ditto.
6682 (find_working_set): Declare.
6683 * gcov-dump.c (tag_summary): Dump out histogram.
6685 2012-09-04 Diego Novillo <dnovillo@google.com>
6688 * vec.h (vec_t::embedded_init): Move default argument value
6689 to function declaration.
6691 2012-09-04 Eric Botcazou <ebotcazou@adacore.com>
6693 * bb-reorder.c (gate_handle_reorder_blocks): Move around.
6694 (rest_of_handle_reorder_blocks): Likewise.
6695 (pass_reorder_blocks): Likewise.
6696 (gate_handle_partition_blocks): Likewise.
6698 2012-09-04 Eric Botcazou <ebotcazou@adacore.com>
6700 PR rtl-optimization/54456
6701 * sched-rgn.c (gate_handle_sched): Return 1 only if optimize > 0.
6703 2012-09-04 Diego Novillo <dnovillo@google.com>
6706 * vec.h (vec_t::alloc): Remove explicit type specification
6708 (vec_t::copy): Likewise.
6709 (vec_t::reserve): Likewise.
6710 (vec_t::reserve_exact): Likewise.
6711 (vec_t::safe_splice): Likewise.
6712 (vec_t::safe_push): Likewise.
6713 (vec_t::safe_grow): Likewise.
6714 (vec_t::safe_grow_cleared): Likewise.
6715 (vec_t::safe_insert): Likewise.
6717 2012-09-04 Richard Henderson <rth@redhat.com>
6719 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
6721 2012-09-04 Richard Guenther <rguenther@suse.de>
6723 * tree-ssa-pre.c (value_expressions): Make it a vector of
6724 bitmaps containing expression IDs.
6725 (add_to_value): Adjust.
6726 (sorted_array_from_bitmap_set): Likewise.
6727 (bitmap_set_replace_value): Likewise.
6728 (print_value_expressions): Likewise.
6729 (get_constant_for_value_id): Likewise.
6730 (get_representative_for): Likewise.
6731 (phi_translate_1): Likewise.
6732 (bitmap_find_leader): Likewise.
6733 (find_or_generate_expression): Likewise.
6734 (do_regular_insertion): Likewise.
6735 (init_pre): Likewise.
6736 (fini_pre): Likewise.
6738 2012-09-04 Diego Novillo <dnovillo@google.com>
6741 * vec.h (vec_t::copy): Add cast in call to reserve_exact.
6743 2012-09-04 Richard Guenther <rguenther@suse.de>
6745 * tree-ssa-pre.c (add_to_exp_gen): Adjust.
6746 (make_values_for_phi): Do not add to PHI_GEN for FRE.
6747 (compute_avail): Stop processing after adding all defs to
6749 (init_pre): Do not allocate not needed bitmap sets for FRE.
6751 2012-09-04 Diego Novillo <dnovillo@google.com>
6753 Rewrite VEC_* functions as member functions of vec_t.
6755 * vec.h: Update documentation.
6756 (ALONE_VEC_CHECK_INFO): Define.
6757 (ALONE_VEC_CHECK_DECL): Define.
6758 (ALONE_VEC_CHECK_PASS): Define.
6759 (struct vec_prefix): Rename field NUM to NUM_.
6760 Rename field ALLOC to ALLOC_.
6762 (struct vec_t): Rename field PREFIX to PREFIX_.
6763 Rename field VEC to VEC_.
6765 (vec_t::length): Rename from VEC_length_1. Update all users.
6766 (vec_t::empty): Rename from VEC_empty_1. Update all users.
6767 (vec_t::address): Rename from VEC_address_1. Update all users.
6769 (vec_t::last): Rename from VEC_last_1. Update all users.
6770 (vec_t::operator[]): Rename from VEC_index_1. Update all users.
6771 (vec_t::iterate): Rename from VEC_iterate_1. Update all users.
6772 (vec_t::embedded_size): Rename from VEC_embedded_size_1.
6774 (vec_t::embedded_init): Rename from VEC_embedded_init_1.
6776 (vec_t::alloc): Rename from VEC_alloc_1. Update all users.
6777 (vec_t::free): Rename from VEC_free_1. Update all users.
6778 (vec_t::copy): Rename from VEC_copy_1. Update all users.
6779 (vec_t::space): Rename from VEC_space_1. Update all users.
6780 (vec_t::reserve): Rename from VEC_reserve_1. Update all users.
6781 (vec_t::reserve_exact): Rename from VEC_reserve_exact_1.
6783 (vec_t::splice): Rename from VEC_splice_1. Update all users.
6784 (vec_t::safe_splice): Rename from VEC_safe_splice_1. Update all users.
6785 (vec_t::quick_push): Rename from VEC_quick_push_1. Update all users.
6786 (vec_t::safe_push): Rename from VEC_safe_push_1. Update all users.
6787 (vec_t::pop): Rename from VEC_pop_1. Update all users.
6788 (vec_t::truncate): Rename from VEC_truncate_1. Update all users.
6789 (vec_t::safe_grow): Rename from VEC_safe_grow_1. Update all users.
6790 (vec_t::safe_grow_cleared): Rename from VEC_safe_grow_cleared_1.
6792 (vec_t::replace): Rename from VEC_replace_1. Update all users.
6793 (vec_t::quick_insert): Rename from VEC_quick_insert_1.
6795 (vec_t::safe_insert): Rename from VEC_safe_insert_1. Update all users.
6796 (vec_t::ordered_remove): Rename from VEC_ordered_remove_1.
6798 (vec_t::unordered_remove): Rename from VEC_unordered_remove_1.
6800 (vec_t::block_remove): Rename from VEC_block_remove_1. Update all users.
6801 (vec_t::lower_bound): Rename from VEC_lower_bound_1. Update all users.
6803 2012-09-04 Steven Bosscher <steven@gcc.gnu.org>
6805 * gimple.h (gimple_build_switch): Remove.
6806 (gimple_build_switch_vec): Promote to the new gimple_build_switch.
6807 (gimple_switch_default_label): Assert the default case label is
6808 really a default case label.
6809 (gimple_switch_set_default_label): Likewise.
6810 * gimple.c (gimple_build_switch_nlabels): Make sure a default label
6811 is passed in, and simplify accordingly.
6812 (gimple_build_switch): Removed.
6813 (gimple_build_switch_vec): Rename to gimple_build_switch.
6814 * gimplify.c (gimplify_switch_expr): Update gimple_build_switch use.
6815 * gimple-pretty-print.c (dump_gimple_switch): Do not accept a NULL
6817 * stmt.c (expand_case): Simplify using the fact that every GIMPLE
6818 switch must have a default case.
6819 * tree-cfg.c (group_case_labels_stmt): Likewise.
6820 (verify_gimple_switch): Use gimple_switch_label in verifier to get
6821 the label at index 0, and verify that it is a valid default case.
6822 * except.c (sjlj_emit_dispatch_table): Rewrite construction of the
6823 switch for dispatching.
6824 * tree-eh.c (lower_try_finally_switch): Update gimple_build_switch use.
6825 (lower_eh_dispatch): Likewise.
6826 * tree-vrp.c (execute_vrp): Use gimple_switch_label to get the case
6827 label at index 0 before turning it into a default case label.
6828 * omp-low.c (expand_omp_sections): Update gimple_build_switch use.
6829 * tree-switch-conversion.c (emit_case_bit_tests): Get the default case
6830 label using gimple_switch_default_label.
6831 (collect_switch_conv_info): Likewise.
6832 (process_switch): Likewise.
6833 * doc/gimple.texi: Update documentation of gimple_build_switch.
6835 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
6838 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with
6841 2012-09-04 Bin Cheng <bin.cheng@arm.com>
6844 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
6845 of size less than 4 bytes by using macro ARM_NUM_INTS.
6846 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
6848 2012-09-04 Richard Guenther <rguenther@suse.de>
6850 PR tree-optimization/54458
6851 * tree-ssa-threadupdate.c (thread_through_loop_header): If we
6852 turn the loop into one with multiple latches mark it so.
6854 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6857 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
6859 (avr_allocate_stack_slots_for_args): ...this new static function.
6861 2012-09-04 Christophe Lyon <christophe.lyon@linaro.org>
6863 * config/arm/arm.c (arm_expand_builtin): Replace gen_rtx_CONST_INT
6865 (arm_emit_coreregs_64bit_shift): Likewise.
6867 2012-09-04 Christophe Lyon <christophe.lyon@linaro.org>
6869 * config/arm/arm.c (arm_evpc_neon_vext): New function.
6870 (arm_expand_vec_perm_const_1): Add call to arm_evpc_neon_vext.
6872 2012-09-04 Oleg Endo <olegendo@gcc.gnu.org>
6875 * config/sh/sh.c (prepare_cbranch_operands): Pull out comparison
6876 canonicalization code into...
6877 * (sh_canonicalize_comparison): This new function.
6878 * config/sh/sh-protos.h: Declare it.
6879 * config/sh/sh.h: Use it in new macro CANONICALIZE_COMPARISON.
6880 * config/sh/sh.md (cbranchsi4): Remove TARGET_CBRANCHDI4 check and
6881 always invoke expand_cbranchsi4.
6883 2012-09-03 Andi Kleen <ak@linux.intel.com>
6885 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Initialize
6888 2012-09-03 Andrew Pinski <apinski@cavium.com>
6891 * tree-if-conv.c (constant_or_ssa_name): New function.
6892 (fold_build_cond_expr): New function.
6893 (predicate_scalar_phi): Use fold_build_cond_expr instead of build3.
6894 (predicate_mem_writes): Likewise.
6896 2012-09-03 Marc Glisse <marc.glisse@inria.fr>
6898 * fold-const.c (fold_ternary_loc): Constant-propagate after
6899 removing dead operands.
6901 2012-09-03 Michael Matz <matz@suse.de>
6903 PR tree-optimization/46590
6904 * tree-cfg.c (gimple_duplicate_sese_region): Don't update
6906 * tree-ssa-loop-ch.c (copy_loop_headers): ... but here.
6908 2012-09-03 Sandra Loosemore <sandra@codesourcery.com>
6910 * doc/invoke.texi: Fix numerous typos and punctuation/grammatical
6911 errors throughout the file. Re-word some awkward sentences and
6914 2012-09-03 Richard Guenther <rguenther@suse.de>
6916 PR tree-optimization/54362
6917 * tree-ssa-structalias.c (find_func_aliases): Handle COND_EXPR.
6919 2012-09-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6921 * config/s390/s390.c (s390_loadrelative_operand_p): New function.
6922 (s390_check_qrst_address, print_operand_address): Use
6923 s390_loadrelative_operand_p instead of s390_symref_operand_p.
6924 (s390_check_symref_alignment): Accept pointer size alignment for
6926 (legitimize_pic_address): Use load relative on z10 or later.
6928 2012-09-03 Jakub Jelinek <jakub@redhat.com>
6931 * valtrack.c (dead_debug_insert_temp): Drop non-reg uses
6934 2012-09-03 Joseph Myers <joseph@codesourcery.com>
6936 * common.opt (--no-sysroot-suffix): New driver option.
6937 * doc/invoke.texi (--no-sysroot-suffix): Document.
6938 * gcc.c (driver_handle_option): Handle --no-sysroot-suffix as not
6939 needing spec processing.
6940 (main): Do not process sysroot suffixes if no_sysroot_suffix.
6942 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
6945 * common/config/sh/sh-common.c: Update copyright years.
6946 (sh_option_init_struct): Delete.
6947 (TARGET_OPTION_INIT_STRUCT): Likewise.
6949 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
6952 * config/sh/sh.md (cmpgeusi_t): Remove N alternative.
6953 Check operands[1] in split condition instead of operands[0].
6956 2012-09-02 Mark Kettenis <kettenis@openbsd.org>
6958 * config.gcc (x86_64-*-openbsd*): New target.
6959 * config.host (*-*-openbsd*): New target.
6960 * config/openbsd.h (TARGET_C99_FUNCTIONS): Define.
6961 * config/i386/openbsdelf.h: Remove some superfluous defines and
6962 group things together in a more logical fashion.
6963 (DBX_REGISTER_NUMBER): Provide a
6964 definition that works on both 32-bit and 64-bit targets.
6965 (WCHAR_TYPE_SIZE): Hardcode as 32.
6966 (NO_DOLLAR_IN_LABEL): Remove undef.
6967 (TARGET_DEFAULT): Remove.
6968 (SET_ASM_OP): Remove.
6969 (DEFAULT_PCC_STRUCT_RETURN): Undef first to prevent warning.
6970 (ASM_OUTPUT_MAX_SKIP_ALIGN): Synch with x86-64.h
6971 (DWARF2_UNWIND_INFO): Remove define.
6972 (HAVE_ENABLE_EXECUTE_STACK): Define.
6973 * config/host-openbsd.c: New file.
6974 * config/t-openbsd (USER_H): Add EXTRA_HEADERS.
6975 * config/x-openbsd: New file.
6977 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
6979 * config/sh/sh.md (*extend<mode>si2_compact_mem_disp): Pass iterated
6980 mode to sh_legitimate_index_p instead of QImode.
6982 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
6984 PR rtl-optimization/54369
6985 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
6986 calling dbr_schedule.
6987 * config/sparc/sparc.c (sparc_reorg): Likewise.
6989 2012-09-01 Jakub Jelinek <jakub@redhat.com>
6992 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
6993 operands[1] is CONST_INT_P, convert it to QImode before printing.
6995 2012-09-01 Andrew Pinski <apinski@cavium.com>
6997 * simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
6998 A truncate of a memory is just loading the low part of the memory.
7000 2012-09-01 Uros Bizjak <ubizjak@gmail.com>
7004 * config/i386/i386.c (ix86_legitimate_combined_insn): New function.
7005 (TARGET_LEGITIMATE_COMBINED_INSN): New macro.
7007 2012-09-01 Uros Bizjak <ubizjak@gmail.com>
7009 * target.def (legitimate_combined_insn): New target hook.
7010 * doc/tm.texi.in (TARGET_LEGITIMATE_COMBINED_INSN): New hook.
7011 * doc/tm.texi: Regenerated.
7012 * combine.c (recog_for_combine): Call targetm.legitimate_combined_insn
7013 to allow targets to reject combined insn.
7014 * hooks.h (hook_bool_rtx_true): New.
7015 * hooks.c (hook_bool_rtx_true): Ditto.
7017 2012-08-31 Martin Jambor <mjambor@suse.cz>
7019 * ipa-inline-analysis.c (estimate_function_body_sizes): Allocate
7020 nonconstant_names after calculate_dominance_info and
7021 loop_optimizer_init.
7023 2012-08-31 Greta Yorsh <Greta.Yorsh@arm.com>
7025 * config/arm/arm.c (arm_expand_epilogue): Remove unused variable
7028 2012-08-31 Martin Jambor <mjambor@suse.cz>
7031 * ipa-inline-analysis.c (remap_predicate): Fix the offset_map
7034 2012-08-31 Martin Jambor <mjambor@suse.cz>
7036 * ipa-inline-analysis.c (phi_result_unknown_predicate): New function.
7037 (predicate_for_phi_result): Likewise.
7038 (estimate_function_body_sizes): Use the above two functions.
7040 2012-08-31 Martin Jambor <mjambor@suse.cz>
7043 * ipa-inline-analysis.c (estimate_function_body_sizes): Compute
7044 dominance info and loops whenever optimizing.
7046 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7047 Richard Earnshaw <richard.earnshaw@arm.com>
7050 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
7051 element size. Use elem_type from the formal parameter. New parameter
7053 (neon_expand_args): Adjust call to neon_dereference_pointer.
7055 2012-08-29 Steven Bosscher <steven@gcc.gnu.org>
7057 * cfg.c (dump_bb_info): Print a newline if there were no edges to dump.
7059 2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
7062 * config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
7063 mapping style, add ../lib/mips16.
7064 (MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
7065 (MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
7067 2012-08-29 Richard Sandiford <rdsandiford@googlemail.com>
7069 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_synci
7072 2012-08-29 Oleg Endo <olegendo@gcc.gnu.org>
7074 * config/sh/sh.opt (menable-tas): Rename to mtas.
7075 * doc/invoke.texi (SH options): Likewise.
7076 * config/sh/sync.md: Update comments.
7078 2012-08-29 Oleg Endo <olegendo@gcc.gnu.org>
7080 * config/sh/iterators.md: New file.
7081 * config/sh/sync.md (I124, I12, i124suffix): Delete. Replace usage
7082 with new iterators QIHISI, QIHI, bw, bwl respectively throughout
7084 * config/sh/sh.md: Include new file iterators.md.
7085 (zero_extendhisi2, zero_extendqisi2): Fold into zero_extend<mode>si2.
7086 (*zero_extendhisi2_compact, *zero_extendqisi2_compact): Fold into
7087 *zero_extend<mode>si2_compact.
7088 (*zero_extendqisi2_disp_mem, zero_extendhisi2_disp_mem): Fold into
7089 *zero_extend<mode>si2_disp_mem.
7090 (extendhisi2, extendqisi2): Fold into extend<mode>si2.
7091 (*extendqisi2_compact_reg, *extendhisi2_compact_reg): Fold into
7092 *extend<mode>si2_compact_reg.
7093 (*extendqisi2_compact_mem_disp, *extendhisi2_compact_mem_disp): Fold
7094 into *extend<mode>si2_compact_mem_disp.
7095 (*extendqisi2_compact_snd, *extendhisi2_compact_snd): Fold into
7096 *extend<mode>si2_compact_snd.
7097 (*movsi_index_disp, *movhi_index_disp): Fold with iterators and rename
7098 to *movsi_index_disp_load, *movhi_index_disp_load,
7099 *mov<mode>_index_disp_store.
7100 (*movqi_reg_reg, *movhi_reg_reg): Fold into *mov<mode>_reg_reg.
7101 (*movqi_store_mem_disp04, *movhi_store_mem_disp05): Fold into
7102 *mov<mode>_store_mem_disp04.
7103 (*movqi_store_mem_disp12, *movhi_store_mem_disp13): Fold into
7104 *mov<mode>_store_mem_disp12.
7105 (*movqi_load_mem_disp, *movhi_load_mem_disp): Fold into
7106 *mov<mode>_load_mem_disp04 and *mov<mode>_load_mem_disp12.
7108 2012-08-29 Martin Jambor <mjambor@suse.cz>
7110 * ipa-inline.h (estimate_edge_hints): Call do_estimate_edge_hints, not
7111 do_estimate_edge_time.
7113 2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
7115 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Add nomips16 asm
7116 directives, remove #ifndef __mips16 guards.
7117 * config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
7118 mapping style, add ../lib/mips16.
7119 (MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
7120 (MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
7122 2012-08-28 Walter Lee <walt@tilera.com>
7123 * confg/tilegx/tilegx.md: Fix code style.
7124 (*zero_extendsidi_truncdisi): Fix typo.
7125 * config/tilegx/tilegx.c: Fix code style.
7126 (tilegx_function_profiler): Fix typo.
7128 2012-08-28 Walter Lee <walt@tilera.com>
7130 * doc/invoke.texi: Document -mcmodel=small, -mcmodel=large.
7131 * config/tilegx/tilegx.h: Include config/tilegx/tilegx-opts.h.
7132 (CRT_CALL_STATIC_FUNCTION): Define.
7133 * config/tilegx/predicates.md (const_last_symbolic_operand):
7134 Handle UNSPEC_HW2_LAST_PCREL, UNSPEC_HW1_LAST_PLT_PCREL, and
7135 UNSPEC_HW2_LAST_PLT_PCREL.
7136 (const_symbolic_operand): Handle UNSPEC_HW1_PCREL,
7137 UNSPEC_HW0_PLT_PCREL, and UNSPEC_HW1_PLT_PCREL.
7138 * config/tilegx/tilegx.md (UNSPEC_MOV_LARGE_PCREL_STEP4): Define,
7139 and renumber the constants that follow.
7140 (UNSPEC_HW1_PCREL): Ditto.
7141 (UNSPEC_HW2_LAST_PCREL): Ditto.
7142 (UNSPEC_HW0_PLT_PCREL): Define.
7143 (UNSPEC_HW1_PLT_PCREL): Define.
7144 (UNSPEC_HW1_LAST_PLT_PCREL): Define.
7145 (UNSPEC_HW2_LAST_PLT_PCREL): Define.
7146 (mov_large_pcrel_step1): Define.
7147 (mov_large_pcrel_step2): Define.
7148 (mov_large_pcrel_step3): Define.
7149 (mov_large_pcrel_step4): Define.
7150 (mov_plt_pcrel_step1): Define.
7151 (mov_plt_pcrel_step2): Define.
7152 (mov_plt_pcrel_step3): Define.
7153 (mov_plt_pcrel_step1_32bit): Define.
7154 (mov_plt_pcrel_step2_32bit): Define.
7155 (call): Handle tilegx_cmodel == CM_LARGE, CM_LARGE_PIC.
7156 (call_value): Ditto.
7157 * config/tilegx/tilegx.opt: Include config/tilegx/tilegx-opts.h.
7158 (mcmodel): New option.
7159 (enum cmodel): Define.
7162 * config/tilegx/tilegx-opts.h: New file.
7163 * config/tilegx/tilegx-protos.h (tilegx_compute_pcrel_address):
7165 (tilegx_compute_pcrel_plt_address): Declare.
7166 * config/tilegx/tilegx.c (tilegx_option_override): Handle
7168 (tilegx_function_ok_for_sibcall): Ditto.
7169 (compute_pcrel_address): Rename to tilegx_compute_pcrel_address,
7170 and don't declare static. Handle tilegx_cmodel.
7171 (tilegx_compute_pcrel_plt_address): Define.
7172 (tilegx_legitimize_pic_address): Rename calls to
7173 compute_pcrel_address.
7174 (tilegx_delegitimize_address): Handle UNSPEC_HW1_PCREL,
7175 UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
7176 UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
7177 (load_pic_register): Rename call to compute_pcrel_address.
7178 (tilegx_print_operand): Handle UNSPEC_HW1_PCREL,
7179 UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
7180 UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
7182 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
7184 * sched-deps.c (add_dependence_list_and_free): Simplify.
7185 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
7186 lists when add_dependence_list_and_free doesn't free them.
7188 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
7191 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
7192 true for TARGET_64BIT or !flag_pic.
7193 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
7194 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
7195 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
7196 Add insn constraint. Conditionally emit xchg asm insns.
7197 (atomic_compare_and_swap<mode>): Update calls. Check only
7198 cmpxchg8b_pic_memory_operand in memory address fixup.
7200 (CASHMODE): Rename from DCASHMODE.
7201 (doublemodesuffix): Update modes.
7202 (regprefix): New mode attribute.
7204 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
7205 <UNSPECV_CMPXCHG>: New constant.
7206 (atomic_compare_and_swap<mode>_1): Rename from
7207 atomic_compare_and_swap_single<mode>. Update calls and
7208 unspec_volatile constants.
7209 (atomic_compare_and_swap<mode>_doubleword): Rename from
7210 atomic_compare_and_swap_double<mode>. Update calls and
7211 unspec_volatile constants.
7213 2012-08-27 Walter Lee <walt@tilera.com>
7215 * doc/md.texi (TILE-Gx): Fix typo.
7217 2012-08-27 Walter Lee <walt@tilera.com>
7219 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
7220 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
7222 2012-08-27 Walter Lee <walt@tilera.com>
7224 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
7225 (insn_bfins): Delete.
7227 2012-08-27 Walter Lee <walt@tilera.com>
7229 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
7230 atomic_exchange_bare<mode>,
7231 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
7232 * config/tilegx/tilegx-generic.md (X1_remote): New
7234 * config/tilegx/tilegx.md (type): Add X1_remove.
7235 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
7236 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
7237 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
7240 2012-08-27 Andreas Schwab <schwab@linux-m68k.org>
7242 * gdbinit.in: Fix syntax of skip command.
7244 2012-08-27 Richard Sandiford <rdsandiford@googlemail.com>
7246 * config/mips/mips.c (mips_pic_call_symbol_from_set): Check for
7247 SYMBOL_REF SET_SRCs.
7249 2012-08-27 Richard Sandiford <rdsandiford@googlemail.com>
7251 * config/mips/mips.c (vr4130_align_insns): Don't simulate
7252 ghost instructions. Assert that the required instructions exist.
7254 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7256 * config/mips/mips.h (AVOID_CCMODE_COPIES): Update rationale for
7258 * config/mips/mips.c (machine_function): Add next_fcc.
7259 (mips_output_move): Remove handling of fcc moves.
7260 (mips_allocate_fcc): New function.
7261 (mips_emit_compare, mips_expand_vcondv2sf): Use it.
7262 (mips_hard_regno_mode_ok_p): Restrict CCmode to ST registers.
7263 Remove special case for CCmode reloads.
7264 (mips_expand_builtin_compare_1): Use mips_allocate_fcc and treat
7265 the result a fixed operand.
7266 * config/mips/mips.md (move_type): Remove lui_movf.
7267 (type, length): Remove references to it.
7268 (movcc, reload_incc, reload_outcc): Delete.
7270 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7272 * config/mips/mips.c (mips_has_long_branch_p): New function,
7274 (mips_expand_ghost_gp_insns): ...here. Look inside sequences.
7276 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7278 * config/mips/mips.c (r10k_safe_mem_expr_p): Use get_inner_reference.
7280 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7282 * config/mips/mips.c (mips_rtx_costs): Add costs for CINS.
7284 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7286 * config/mips/mips.c (mips_rtx_costs): Add missing COSTS_N_INSNS
7287 to the size cost of multiplication.
7289 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
7291 * doc/install.texi (Specific): Clarify what needs to be added to
7294 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
7296 * doc/tm.texi.in (Misc): Move descriptions of NO_DOLLAR_IN_LABEL
7297 and NO_DOT_IN_LABEL from here...
7298 (Label Output): ...to here.
7299 * doc/tm.texi: Regenerate.
7301 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
7303 * doc/invoke.texi (C++ Dialect Options): Add missing space.
7305 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
7307 PR rtl-optimization/54088
7308 * jump.c (delete_related_insns): Robustify latest change.
7310 2012-08-25 Ricardo Catalinas Jiménez <jimenezrick@gmail.com>
7312 * doc/extend.texi (__atomic Builtins): Remove space before comma.
7314 2012-08-25 Richard Sandiford <rdsandiford@googlemail.com>
7315 Andrew Pinski <apinski@cavium.com>
7317 * config/mips/mips.h (CASE_VECTOR_MODE): For not
7318 TARGET_MIPS16_SHORT_JUMP_TABLES use ptr_mode.
7319 (CASE_VECTOR_SHORTEN_MODE): Likewise.
7321 2012-08-25 Uros Bizjak <ubizjak@gmail.com>
7323 * config/i386/i386.h (FP_REG_P): Remove macro.
7324 (FP_REGNO_P): Ditto.
7325 (HARD_REGNO_NREGS): Use STACK_REGNO_P instead of FP_REGNO_P.
7326 (HARD_REGNO_NREGS_HAS_PADDING): Ditto.
7327 (ANY_FP_REGNO_P): Ditto.
7328 (HARD_REGNO_RENAME_OK): Use STACK_REGNO_P.
7329 * config/i386/i386.c (output_387_ffreep): Use STACK_REGNO_P
7330 instead of FP_REGNO_P.
7331 (ix86_hard_regno_mode_ok): Ditto.
7332 * config/i386/predicates.md (fp_register_operand): Ditto.
7333 (register_and_not_fp_reg_operand): Ditto.
7334 * config/i386/sync.md (atomic_loaddi_fpu): Use STACK_REG_P instead
7337 * reg-stack.c (get_true_reg): Use STACK_REG_P instead of FP_REG_P.
7339 2012-08-24 Jason Merrill <jason@redhat.com>
7341 * print-tree.c (print_node): Don't check TREE_LANG_FLAG_*
7342 on TREE_VEC or SSA_NAME.
7344 2012-08-24 Jakub Jelinek <jakub@redhat.com>
7347 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
7348 if init is a CONSTRUCTOR.
7350 2012-08-24 Steven Bosscher <steven@gcc.gnu.org>
7352 * tree-ssa-live.c (dump_var_map): Do not dump the partition
7353 map of virtual operands.
7355 2012-08-24 Yuri Rumyantsev <ysrumyan@gmail.com>
7357 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
7358 case for Atom processor.
7360 2012-08-24 Simon Baldwin <simonb@google.com>
7362 * dwarf2out.c (gen_producer_string): Omit command line switch if
7363 CL_NO_DWARF_RECORD flag set.
7364 * opts.h (CL_NO_DWARF_RECORD): New.
7365 * opt-functions.awk (switch_flags): Add NoDWARFRecord.
7366 * doc/options.texi: Document NoDWARFRecord option flag.
7368 2012-08-24 H.J. Lu <hongjiu.lu@intel.com>
7371 * dwarf2out.c (mem_loc_descriptor): Allow arg_pointer_rtx and
7372 frame_pointer_rtx for based_loc_descr.
7374 2012-08-24 Martin Jambor <mjambor@suse.cz>
7376 * predict.c (maybe_hot_frequency_p): New parameter fun. Use its decl
7377 instead of current_function_decl, use profile_status_for_function and
7378 ENTRY_BLOCK_PTR_FOR_FUNCTION with fun instead of their cfun variants.
7379 (maybe_hot_count_p): New parameter fun, use
7380 profile_status_for_function instead of its cfun_variant.
7381 (maybe_hot_bb_p): New parameter fun, checking-assert it, pass it to
7383 (maybe_hot_edge_p): Pass cfun to maybe_hot_count_p and
7384 maybe_hot_frequency_p.
7385 (probably_never_executed_bb_p): New parameter fun, use its decl
7386 instead of current_function_decl.
7387 (optimize_bb_for_size_p): Pass cfun to maybe_hot_bb_p.
7388 (rtl_profile_for_bb): Likewise.
7389 (compute_function_frequency): Pass cfun to maybe_hot_bb_p and
7390 probably_never_executed_bb_p.
7391 * tree-ssa-operands.c (ssa_operands_active): New operator fun. Use it
7393 (update_stmt_operands): Pass cfun as an argument of
7394 ssa_operands_active.
7395 (swap_tree_operands): Likewise.
7396 * gimple-iterator.c (update_modified_stmt): Likewise.
7397 (update_modified_stmts): Likewise.
7398 * tree-flow-inline.h (delink_stmt_imm_use): Likewise.
7399 * tree-ssa.c (delete_tree_ssa): Likewise.
7400 * bb-reorder.c (bb_to_key): Pass cfun to probably_never_executed_bb_p.
7401 (push_to_next_round_p): Likewise.
7402 (find_rarely_executed_basic_blocks_and_crossing_edges ): Likewise.
7403 * cfg.c: Inlude tree.h.
7404 (check_bb_profile): Use profile_status_for_function,
7405 EXIT_BLOCK_PTR_FOR_FUNCTION and ENTRY_BLOCK_PTR_FOR_FUNCTION with
7406 DECL_STRUCT_FUNCTION (current_function_decl) instead of their cfun
7408 (dump_bb_info): Pass DECL_STRUCT_FUNCTION (current_function_decl) to
7409 maybe_hot_bb_p and probably_never_executed_bb_p.
7410 * gimple-pretty-print.c (gimple_dump_bb_buff): Checking-assert that
7411 DECL_STRUCT_FUNCTION (current_function_decl) is not NULL. Pass it to
7412 dump_histograms_for_stmt.
7413 (dump_gimple_mem_ops): Pass
7414 DECL_STRUCT_FUNCTION (current_function_decl)
7415 as an argument to dump_gimple_mem_ops.
7416 * tree-cfg.c (dump_function_to_file): Rename parameter fn to fndecl.
7417 Do not change cfun. Change and restore current_function_decl.
7418 * Makefile.in (cfg.o): Include TREE_H in dependencies.
7420 2012-08-24 Georg-Johann Lay <avr@gjlay.de>
7423 * avr-modes.def (HA, SA, DA, TA, UTA): Adjust modes.
7424 * avr/avr-fixed.md: New file.
7425 * avr/avr.md: Include it.
7427 (adjust_len): Add: minus, minus64, ufract, sfract.
7428 (ALL1, ALL2, ALL4, ORDERED234): New mode iterators.
7429 (MOVMODE): Add: QQ, UQQ, HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
7430 (MPUSH): Add: HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
7431 (pushqi1, xload8_A, xload_8, movqi_insn, *reload_inqi, addqi3,
7432 subqi3, ashlqi3, *ashlqi3, ashrqi3, lshrqi3, *lshrqi3, *cmpqi,
7433 cbranchqi4, *cpse.eq): Generalize to handle all 8-bit modes in ALL1.
7434 (*movhi, reload_inhi, addhi3, *addhi3, addhi3_clobber, subhi3,
7435 ashlhi3, *ashlhi3_const, ashrhi3, *ashirhi3_const, lshrhi3,
7436 *lshrhi3_const, *cmphi, cbranchhi4): Generalize to handle all
7437 16-bit modes in ALL2.
7438 (subhi3, casesi, strlenhi): Add clobber when expanding minus:HI.
7439 (*movsi, *reload_insi, addsi3, subsi3, ashlsi3, *ashlsi3_const,
7440 ashrsi3, *ashrhi3_const, *ashrsi3_const, lshrsi3, *lshrsi3_const,
7441 *reversed_tstsi, *cmpsi, cbranchsi4): Generalize to handle all
7442 32-bit modes in ALL4.
7443 * avr-dimode.md (ALL8): New mode iterator.
7444 (adddi3, adddi3_insn, adddi3_const_insn, subdi3, subdi3_insn,
7445 subdi3_const_insn, cbranchdi4, compare_di2,
7446 compare_const_di2, ashrdi3, lshrdi3, rotldi3, ashldi3_insn,
7447 ashrdi3_insn, lshrdi3_insn, rotldi3_insn): Generalize to handle
7448 all 64-bit modes in ALL8.
7449 * config/avr/avr-protos.h (avr_to_int_mode): New prototype.
7450 (avr_out_fract, avr_out_minus, avr_out_minus64): New prototypes.
7451 * config/avr/avr.c (TARGET_FIXED_POINT_SUPPORTED_P): Define to...
7452 (avr_fixed_point_supported_p): ...this new static function.
7453 (TARGET_BUILD_BUILTIN_VA_LIST): Define to...
7454 (avr_build_builtin_va_list): ...this new static function.
7455 (avr_adjust_type_node): New static function.
7456 (avr_scalar_mode_supported_p): Allow if ALL_FIXED_POINT_MODE_P.
7457 (avr_builtin_setjmp_frame_value): Use gen_subhi3 and return new
7458 pseudo instead of gen_rtx_MINUS.
7459 (avr_print_operand, avr_operand_rtx_cost): Handle: CONST_FIXED.
7460 (notice_update_cc): Handle: CC_MINUS.
7461 (output_movqi): Generalize to handle respective fixed-point modes.
7462 (output_movhi, output_movsisf, avr_2word_insn_p): Ditto.
7463 (avr_out_compare, avr_out_plus_1): Also handle fixed-point modes.
7464 (avr_assemble_integer): Ditto.
7465 (output_reload_in_const, output_reload_insisf): Ditto.
7466 (avr_compare_pattern): Skip all modes > 4 bytes.
7467 (avr_2word_insn_p): Skip movuqq_insn, movqq_insn.
7468 (avr_out_fract, avr_out_minus, avr_out_minus64): New functions.
7469 (avr_to_int_mode): New function.
7470 (adjust_insn_length): Handle: ADJUST_LEN_SFRACT,
7471 ADJUST_LEN_UFRACT, ADJUST_LEN_MINUS, ADJUST_LEN_MINUS64.
7472 * config/avr/predicates.md (const0_operand): Allow const_fixed.
7473 (const_operand, const_or_immediate_operand): New.
7474 (nonmemory_or_const_operand): New.
7475 * config/avr/constraints.md (Ynn, Y00, Y01, Y02, Ym1, Ym2, YIJ):
7477 * config/avr/avr.h (LONG_LONG_ACCUM_TYPE_SIZE): Define.
7479 2012-08-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7481 * alias.c (rtx_equal_for_memref_p): Convert constant cases.
7482 * combine.c (find_single_use_1, mark_used_regs_combine): Convert
7484 * cse.c (exp_equiv_p, canon_reg, fold_rtx, cse_process_notes_1,
7485 count_reg_usage): Convert constant cases.
7486 * cselib.c (cselib_expand_value_rtx_1): Convert to CASE_CONST_ANY.
7487 (cselib_subst_to_values): Convert constant cases.
7488 * df-scan.c (df_uses_record): Ditto.
7489 * dse.c (const_or_frame_p): Convert case statements to explicit
7490 if-then-else using mode classes.
7491 * emit-rtl.c (verify_rtx_sharing, copy_insn_1): Convert constant cases.
7492 * explow.c (convert_memory_address_addr_space): Ditto.
7493 * gcse.c (want_to_gcse_p, oprs_unchanged_p, compute_transp): Ditto.
7494 * genattrtab.c (attr_copy_rtx, clear_struct_flag): Ditto.
7495 * ira.c (equiv_init_varies_p, contains_replace_regs,
7496 memref_referenced_p, rtx_moveable_p): Ditto.
7497 * jump.c (mark_jump_label_1): Remove constant cases.
7498 (rtx_renumbered_equal_p): Convert to CASE_CONST_UNIQUE.
7499 * loop-invariant.c (check_maybe_invariant, hash_invariant_expr_1,
7500 invariant_expr_equal_p): Convert to CASE_CONST_ANY.
7501 * postreload-gcse.c (oprs_unchanged_p): Convert constant cases.
7502 * reginfo.c (reg_scan_mark_refs): Ditto.
7503 * regrename.c (scan_rtx): Ditto.
7504 * reload1.c (eliminate_regs_1, elimination_effects,
7505 scan_paradoxical_subregs): Ditto.
7506 * reload.c (operands_match_p, subst_reg_equivs): Ditto.
7507 * resource.c (mark_referenced_resources, mark_set_resources): Ditto.
7508 * rtlanal.c (rtx_unstable_p, rtx_varies_p, count_occurrences)
7509 (reg_mentioned_p, modified_between_p, modified_in_p)
7510 (volatile_insn_p, volatile_refs_p, side_effects_p, may_trap_p_1,
7511 inequality_comparisons_p, computed_jump_p_1): Ditto.
7512 * rtl.c (copy_rtx, rtx_equal_p_cb, rtx_equal_p): Ditto.
7513 * sched-deps.c (sched_analyze_2): Ditto.
7514 * valtrack.c (cleanup_auto_inc_dec): Ditto.
7515 * rtl.h: (CASE_CONST_SCALAR_INT, CASE_CONST_UNIQUE,
7516 CASE_CONST_ANY): New macros.
7518 2012-08-23 Julian Brown <julian@codesourcery.com>
7519 Sandra Loosemore <sandra@codesourcery.com>
7521 * config/mips/mips.md
7522 (UNSPEC_CASESI_DISPATCH): New.
7523 (MIPS16_T_REGNUM): New constant.
7524 (tablejump): Don't use for MIPS16_SHORT_JUMP_TABLES.
7526 (casesi_internal_mips16_<mode>): New.
7527 * config/mips/mips.c (mips16_split_long_branches): Adjust test
7528 to ignore casesi jump tables.
7529 * config/mips/mips.h (TARGET_MIPS16_SHORT_JUMP_TABLES): Update
7531 (CASE_VECTOR_MODE): Use SImode unconditionally.
7532 (CASE_VECTOR_SHORTEN_MODE): Define.
7533 (ASM_OUTPUT_ADDR_DIFF_ELT): Output word-sized addr_diff_elts
7534 when necessary for MIPS16_SHORT_JUMP_TABLES.
7536 2012-08-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7538 * config/rs6000/rs6000.c (rs6000_density_test): Free loop body.
7540 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
7543 * doc/invoke.texi: Add -da and remove -dm.
7545 2012-08-23 Richard Guenther <rguenther@suse.de>
7547 * tree-vect-stmts.c (vect_finish_stmt_generation): Update
7550 2012-08-23 Jakub Jelinek <jakub@redhat.com>
7552 * tree.c (copy_node_stat): Clear DECL_STRUCT_FUNCTION.
7554 2012-08-23 Mingjie Xing <mingjie.xing@gmail.com>
7556 * doc/gty.texi: Fix typo.
7558 2012-08-23 Richard Guenther <rguenther@suse.de>
7560 * tree-ssa-loop-manip.c (add_exit_phis_var): Allow virtual operands.
7561 (find_uses_to_rename_use): Likewise.
7562 (find_uses_to_rename_bb): Likewise.
7563 (find_uses_to_rename_stmt): Walk over all operands.
7565 2012-08-22 Oleg Endo <olegendo@gcc.gnu.org>
7568 * config/sh/predicates (p27_rshift_count_operand,
7569 not_p27_rshift_count_operand): New predicates.
7570 * config/sh/sh.c (sh_ashlsi_clobbers_t_reg_p,
7571 sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p): Handle special
7572 case when shift amount is 31.
7573 (gen_ashift): Emit gen_shlr instead of gen_lshrsi3_m.
7574 * config/sh/sh.md (ashlsi3_d): Set type to 'dyn_shift' instead
7576 (ashlsi_c): Rename to shll. Adapt calls to gen_ashlsi_c throughout
7578 (lshrsi3): Remove clobber from expander. Use shift_count_operand
7579 instead of nonmemory_operand predicate for second operand. Add
7580 handling of case lshrsi3_n_clobbers_t.
7581 (lshrsi3_k): Use p27_rshift_count_operand for second operand.
7582 (lshrsi3_d): Make insn_and_split. Split dynamic shift to constant
7583 shift sequences if beneficial.
7584 (lshrsi3_n): Make insn_and_split. Split constant shift sequence to
7585 dynamic shift if beneficial.
7586 (lshrsi3_n_clobbers_t): New insn_and_split.
7587 (lshrsi3_m): Delete.
7589 2012-08-22 Steven Bosscher <steven@gcc.gnu.org>
7591 * tracer.c (mark_bb_seen): Use SBITMAP_SIZE.
7593 * alias.c (MAX_ALIAS_LOOP_PASSES): Update comment with rationale,
7594 or rather a lack thereof.
7595 (init_alias_analysis): Propagate the latest information across
7596 the CFG in topological order to propagate as far as possible in
7597 each iteration. Ignore debug insns.
7599 2012-08-22 H.J. Lu <hongjiu.lu@intel.com>
7601 * doc/invoke.texi: Document -mlong-double-64/-mlong-double-80.
7603 * config/i386/i386.c (flag_opts): Add -mlong-double-64.
7604 (TARGET_HAS_BIONIC): Default long double to 64-bit for Bionic.
7606 * config/i386/i386.h (LONG_DOUBLE_TYPE_SIZE): Use 64 if
7607 TARGET_LONG_DOUBLE_64 is true.
7608 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New macro.
7609 (WIDEST_HARDWARE_FP_SIZE): Defined to 80.
7611 * config/i386/i386.opt (mlong-double-80): New option.
7612 (mlong-double-64): Likewise.
7614 * config/i386/i386-c.c (ix86_target_macros): Define
7615 __LONG_DOUBLE_64__ for TARGET_LONG_DOUBLE_64.
7617 2012-08-22 H.J. Lu <hongjiu.lu@intel.com>
7620 * config/i386/i386.c (ix86_split_to_parts): Replace
7621 REAL_VALUE_TO_TARGET_LONG_DOUBLE with real_to_target.
7623 2012-08-22 Richard Guenther <rguenther@suse.de>
7625 * tree-vectorizer.c (vectorize_loops): Do not call
7626 mark_virtual_operands_for_renaming.
7627 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
7628 Do not update SSA form here.
7630 2012-08-22 Dodji Seketeli <dodji@redhat.com>
7632 * tree.h (TREE_NOTHROW): Use the base.nothrow_flag.
7634 2012-08-22 Richard Guenther <rguenther@suse.de>
7636 PR tree-optimization/46590
7637 * tree-ssa-alias.h (get_continuation_for_phi): Add alias query
7638 counter output argument.
7639 (walk_non_aliased_vuses): Add alias query counter argument
7640 to the walker callback.
7641 * tree-ssa-alias.c (maybe_skip_until): Add alias query counter
7642 output argument and count alias queries.
7643 (get_continuation_for_phi_1): Likewise.
7644 (get_continuation_for_phi): Likewise.
7645 (walk_non_aliased_vuses): Add alias query counter argument
7646 to the walker callback and allow it to abort the walk by
7648 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
7649 * tree-ssa-sccvn.c (vn_reference_lookup_2): Add alias query
7650 counter parmeter, abort walk if that is bigger than
7651 --param sccvn-max-alias-queries-per-access.
7652 * params.def (sccvn-max-alias-queries-per-access): New param.
7653 * doc/invoke.texi (sccvn-max-alias-queries-per-access): Document.
7655 2012-08-22 Richard Guenther <rguenther@suse.de>
7657 * tree-ssa-loop-ch.c (copy_loop_headers): Remove redundant checking.
7658 * tree-into-ssa.c (initialize_flags_in_bb): Use gcc_checking_assert
7659 instead of gcc_assert.
7660 (mark_block_for_update): Likewise.
7661 (add_new_name_mapping): Likewise.
7662 (mark_def_sites): Likewise.
7663 (insert_phi_nodes_for): Likewise.
7664 (rewrite_debug_stmt_uses): Likewise.
7665 (rewrite_stmt): Likewise.
7666 (maybe_register_def): Likewise.
7667 (rewrite_update_phi_arguments): Likewise.
7668 (rewrite_update_enter_block): Likewise.
7669 (mark_def_interesting): Likewise.
7670 (prepare_def_site_for): Likewise.
7671 (insert_updated_phi_nodes_for): Likewise.
7673 2012-08-22 Jakub Jelinek <jakub@redhat.com>
7675 * tree-vect-loop.c (vect_transform_loop): Initialize
7676 check_profitability to false.
7678 * tree-predcom.c (try_combine_chains): Free the worklist vector
7681 2012-08-22 Marc Glisse <marc.glisse@inria.fr>
7683 PR tree-optimization/54317
7684 * tree-vrp.c (extract_range_from_binary_expr_1): Test for
7685 double_int overflow.
7688 2012-08-22 Jakub Jelinek <jakub@redhat.com>
7690 * tree-vrp.c (find_assert_locations): Skip also edges
7691 from the entry block.
7693 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Call
7694 free_stmt_vec_info on orig_cond after gsi_removing it.
7695 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Always
7696 free body_cost_vec vector.
7697 (vect_analyze_data_refs): If gather is unsuccessful,
7699 * tree-inline.c (tree_function_versioning): Free
7700 old_transforms_to_apply vector.
7702 2012-08-22 Steven Bosscher <steven@gcc.gnu.org>
7704 * tree-ssa-coalesce.c (struct ssa_conflicts_d): Make contents
7705 of this a VEC and add a bitmap obstack.
7706 (ssa_conflicts_new): Allocate the obstack and grow the VEC cleared
7708 (ssa_conflicts_delete): Free the VEC and release the obstack.
7709 (ssa_conflicts_test_p, ssa_conflicts_test_p, ssa_conflicts_add_one,
7710 ssa_conflicts_merge, ssa_conflicts_dump): Update for above changes.
7711 (truct live_track_d): Add another bitmap obstack here.
7712 (new_live_track): Initialize it and use it for all bitmaps.
7713 (delete_live_track): Don't free the bitmaps one at a time, just
7714 release the obstack.
7715 (create_outofssa_var_map): Fix to conform to GCC code style rules.
7717 2012-08-21 Nathan Froyd <froydnj@gcc.gnu.org>
7719 * config/m32c/constraints.md: New file.
7720 * config/m32c/t-m32c (MD_FILES): Add constraints.
7721 * config/m32c/m32c-protos.h (m32c_const_ok_for_constraint_p): Delete.
7722 (m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
7723 (m32c_reg_class_from_constraint): Delete.
7724 (m32c_extra_constraint_p, m32c_extra_constraint_p2): Delete.
7725 (m32c_matches_constraint_p): Declare.
7726 * config/m32c/m32c.h (CONSTRAINT_LEN): Delete.
7727 (REG_CLASS_FROM_CONSTRAINT): Delete.
7728 (CONST_OK_FOR_CONSTRAINT_P): Delete.
7729 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Delete.
7730 (EXTRA_CONSTRAINT_STR): Delete.
7731 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Delete.
7732 * config/m32c/m32c.c: Include tm-constrs.h
7733 (m32c_reg_class_from_constraint): Delete.
7734 (m32c_const_ok_for_constraint_p): Delete.
7735 (m32c_extra_constraint_p2): Rename to...
7736 (m32c_matches_constraint_p): ...this. Make it return bool. Tweak
7738 (m32c_extra_constraint_p): Delete.
7739 (m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
7740 (m32c_split_move): Use satisfies_constraint_Ss.
7741 * config/m32c/predicates.md (memsym_operand): Use
7742 satisfies_constraint_Si.
7743 (memimmed_operand): Use satisfies_constraint_Sp.
7744 (m32c_psi_scale, m32c_1bit8_operand): Use satisfies_constraint_Ilb.
7745 (m32c_1bit16_operand): Use satisfies_constraint_Ilw.
7746 (m32c_1mask8_operand): Use satisfies_constraint_ImB.
7747 (m32c_1mask16_operand): Use satisfies_constraint_Imw.
7749 2012-08-21 Nathan Froyd <froydnj@gcc.gnu.org>
7751 * config/mep/mep.h (REG_CLASS_FROM_CONSTRAINT): Delete.
7752 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
7753 (CONSTRAINT_LEN, EXTRA_CONSTRAINT): Delete.
7754 * config/mep/mep.c (mep_reg_class_from_constraint): Delete.
7755 (mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
7756 * config/mep/mep-protos.h (mep_reg_class_from_constraint): Delete.
7757 (mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
7759 2012-08-21 Oleg Endo <olegendo@gcc.gnu.org>
7761 * config/sh/sh.md (cmpeqdi_t, cmpgtdi_t, cmpgedi_t, cmpgeudi_t,
7762 cmpgtudi_t, *movsicc_t_false, *movsicc_t_true, divsi_inv20, negsi_cond,
7763 truncdihi2, ic_invalidate_line_i, ic_invalidate_line_sh4a,
7764 ic_invalidate_line_media, movdf_i4, calli_pcrel, call_valuei,
7765 call_valuei_pcrel, sibcalli_pcrel, sibcall_compact,
7766 sibcall_valuei_pcrel, sibcall_value_compact, casesi_worker_1,
7767 casesi_worker_2, bandreg_m2a, borreg_m2a, bxorreg_m2a, sp_switch_1,
7768 sp_switch_2, stack_protect_set_si, stack_protect_set_si_media,
7769 stack_protect_set_di_media, stack_protect_test_si,
7770 stack_protect_test_si_media, stack_protect_test_di_media): Convert to
7771 multi-line asm output strings.
7772 (divsi_inv_qitable, divsi_inv_hitable): Use single-alternative asm
7774 (*andsi3_bclr, rotldi3_mextr, rotrdi3_mextr, calli,
7775 call_valuei_tbr_rel, movml_push_banked, movml_pop_banked, bclr_m2a,
7776 bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a, bldsign_m2a,
7777 bld_reg, *bld_regqi, band_m2a, bor_m2a, bxor_m2a, mextr_rl, *mextr_lr):
7778 Use tab char instead of '\\t'.
7779 (iordi3): Use braced string.
7780 (*movsi_pop): Use tab chars instead of spaces.
7782 2012-08-21 Oleg Endo <olegendo@gcc.gnu.org>
7785 * config/sh/sh.md (*movhi_index_disp): Add support for SH2A
7788 2012-08-21 H.J. Lu <hongjiu.lu@intel.com>
7791 * df-scan.c (df_bb_verify): Restore df_free_collection_rec call
7792 inside the insn traversal loop.
7794 * vec.h (vec_reserve): Remove the stack allocation check.
7796 2012-08-21 Marc Glisse <marc.glisse@inria.fr>
7798 * fold-const.c (fold_ternary_loc): Detect identity permutations.
7799 Canonicalize permutations more.
7800 * tree-ssa-forwprop.c (is_combined_permutation_identity): New function.
7801 (simplify_permutation): Likewise.
7802 (ssa_forward_propagate_and_combine): Call it.
7804 2012-08-21 Richard Guenther <rguenther@suse.de>
7806 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
7807 the affine expansion cache.
7808 * tree-ssa-dom.c (free_expr_hash_elt_contents): New function,
7810 (free_expr_hash_elt): ... this one.
7811 (record_cond): Properly free a not needed hashtable element.
7812 (lookup_avail_expr): Likewise.
7813 * tree-into-ssa.c (init_ssa_renamer): Specify a free function
7814 for the var_infos hashtable.
7815 (update_ssa): Likewise.
7817 2012-08-21 Richard Guenther <rguenther@suse.de>
7819 * alloc-pool.c (pool_alloc): Fix valgrind annotation.
7820 * tree.h: Fix typo and complete flags documentation.
7822 2012-08-21 Richard Guenther <rguenther@suse.de>
7824 * tree.h (struct tree_base): Add union to make it possible to
7825 re-use the upper 4 bytes for tree codes that do not need as
7826 many flags as others. Move visited and default_def_flag to
7827 common bits section in exchange for saturating_flag and
7828 unsigned_flag. Add SSA name version and tree vec length
7830 (struct tree_vec): Remove length field here.
7831 (struct tree_ssa_name): Remove version field here.
7833 2012-08-20 Jan Hubicka <jh@suse.cz>
7836 * ipa-inline.c (want_inline_small_function_p): Take loop_iterations
7838 (edge_badness): Likewise.
7839 * ipa-inline.h (inline_hints_vals): Add INLINE_HINT_loop_iterations.
7840 (inline_summary): Add loop_iterations.
7841 * ipa-inline-analysis.c: Include tree-scalar-evolution.h.
7842 (dump_inline_hints): Dump loop_iterations.
7843 (reset_inline_summary): Free loop_iterations.
7844 (inline_node_duplication_hook): Update loop_iterations.
7845 (dump_inline_summary): Dump loop_iterations.
7846 (will_be_nonconstant_expr_predicate): New function.
7847 (estimate_function_body_sizes): Analyze loops.
7848 (estimate_node_size_and_time): Set hint loop_iterations.
7849 (inline_merge_summary): Merge loop iterations.
7850 (inline_read_section): Stream in loop_iterations.
7851 (inline_write_summary): Stream out loop_iterations.
7853 2012-08-20 Oleg Endo <olegendo@gcc.gnu.org>
7856 * config/sh/sh.md (rotcr, *rotcr, shar, shlr): New insns and splits.
7857 (ashrdi3_k, lshrdi3_k): Rewrite as insn_and_split.
7858 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p): New function.
7859 * config/sh/sh-protos.h (sh_lshrsi_clobbers_t_reg_p): Declare it.
7861 2012-08-20 Oleg Endo <olegendo@gcc.gnu.org>
7864 * config/sh/sh.md (*cset_zero): New insns.
7866 2012-08-20 Mark Wielaard <mjw@redhat.com>
7868 * dwarf2out.h (enum dw_val_class): Add dw_val_class_high_pc.
7869 * dwarf2out.c (dw_val_equal_p): Handle dw_val_class_high_pc.
7870 (add_AT_low_high_pc): New function.
7871 (AT_lbl): Handle dw_val_class_high_pc.
7872 (print_die): Likewise.
7873 (attr_checksum): Likewise.
7874 (attr_checksum_ordered): Likewise.
7875 (same_dw_val_p): Likewise.
7876 (size_of_die): Likewise.
7877 (value_format): Likewise.
7878 (output_die): Likewise.
7879 (gen_subprogram_die): Use add_AT_low_high_pc.
7880 (add_high_low_attributes): Likewise.
7881 (dwarf2out_finish): Likewise.
7883 2012-08-20 Jakub Jelinek <jakub@redhat.com>
7885 PR rtl-optimization/54294
7886 * fwprop.c (all_uses_available_at): Ignore debug insns in between
7887 def_insn and target_insn when checking whether the shortcut is
7890 2012-08-20 Eric Botcazou <ebotcazou@adacore.com>
7892 * config/sparc/sparc.h (MAX_FIXED_MODE_SIZE): Define.
7894 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
7897 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
7899 2012-08-20 Richard Earnshaw <rearnsha@arm.com>
7902 * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Delete rhs_code
7903 declaration and setter.
7905 2012-08-20 Richard Earnshaw <rearnsha@arm.com>
7908 * tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
7910 (is_widening_mult_rhs_p): Use it.
7912 2012-08-20 Joseph Myers <joseph@codesourcery.com>
7914 * configure.ac (ffs): Check for declaration.
7915 * configure, config.in: Regenerate.
7917 2012-08-20 Richard Guenther <rguenther@suse.de>
7919 * tree-flow.h (register_new_name_mapping): Remove.
7920 * tree-into-ssa.c (register_new_name_mapping): Likewise.
7921 (add_new_name_mapping): Do not push/pop timevar here.
7922 (create_new_def_for): Instead do it here. Initialize
7923 update-ssa here, handle a NULL def.
7924 * tree-vrp.c (build_assert_expr_for): Use create_new_def_for.
7926 2012-08-20 Richard Guenther <rguenther@suse.de>
7928 PR tree-optimization/54327
7929 * gimple-fold.c (get_maxval_strlen): Do not walk use-def chains
7930 if the use is registered for SSA update.
7932 2012-08-20 Jakub Jelinek <jakub@redhat.com>
7934 PR tree-optimization/54321
7935 * tree-ssa-forwprop.c (simplify_builtin_call): Pass 0 instead of 1
7936 as second argument to tree_low_cst call on val2.
7938 2012-08-20 Richard Guenther <rguenther@suse.de>
7940 * gimple.h (gimple_statement_base): Annotate with GTY chain_next.
7942 2012-08-20 Richard Guenther <rguenther@suse.de>
7945 * genoutput.c (note_constraint): Properly use CONST_CAST.
7947 2012-08-19 Nick Clifton <nickc@redhat.com>
7950 * config/arm/mmintrin.h: Remove spurious #endif.
7952 2012-08-18 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7954 * config/avr/avr-log.c (avr_log_vadump): Properly use
7955 int-promoted enum values.
7956 * config/avr/avr.h (struct mcu_type_s): Change `arch' from
7957 int to enum avr_arch.
7958 * config/avr/gen-avr-mmcu-texi.c (main): Use correct initializer.
7960 2012-08-18 Jan Hubicka <jh@suse.cz>
7963 * ipa-inline.c (want_inline_small_function_p): Bypass
7964 inline limits for hinted functions.
7965 (edge_badness): Dump hints; decrease badness for hinted funcitons.
7966 * ipa-inline.h (enum inline_hints_vals): New enum.
7967 (inline_hints): New type.
7968 (edge_growth_cache_entry): Add hints.
7969 (dump_inline_summary): Update.
7970 (dump_inline_hints): Declare.
7971 (do_estimate_edge_hints): Declare.
7972 (estimate_edge_hints): New inline function.
7973 (reset_edge_growth_cache): Update.
7974 * predict.c (cgraph_maybe_hot_edge_p): Do not ice on indirect edges.
7975 * ipa-inline-analysis.c (dump_inline_hints): New function.
7976 (estimate_edge_devirt_benefit): Return true when function should be
7978 (estimate_calls_size_and_time): New hints argument; set it when
7979 devritualization happens.
7980 (estimate_node_size_and_time): New hints argument.
7981 (do_estimate_edge_time): Cache hints.
7982 (do_estimate_edge_growth): Update.
7983 (do_estimate_edge_hints): New function
7985 2012-08-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7988 * expmed.c (expand_mult): Skip synth_mult for negative coefficients
7989 if the mode is larger than a wide int and it is too costly to multiply
7990 by a positive multiplier and negate the result.
7992 2012-08-18 Steven Bosscher <steven@gcc.gnu.org>
7994 * sparseset.c (sparseset_alloc): Use non-clearing allocation. Tell
7995 valgrind not to worry about reading from unitialized memory.
7997 2012-08-18 Steven Bosscher <steven@gcc.gnu.org>
8000 * dse.c (dse_step7): Don't free kill_on_calls bitmap, it is
8001 freed when its obstack is release.
8003 2012-08-18 Andrew Pinski <pinskia@gmail.com>
8005 * alloc-pool.c (pool_alloc): Add valgrind markers.
8006 (pool_free): Likewise.
8008 2012-08-17 Walter Lee <walt@tilera.com>
8010 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
8011 (FEEDBACK_ENTER): Define.
8012 (FEEDBACK_REENTER): Define.
8013 (FEEDBACK_ENTRY): Define.
8014 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
8015 (FEEDBACK_ENTER): Define.
8016 (FEEDBACK_REENTER): Define.
8017 (FEEDBACK_ENTRY): Define.
8019 2012-08-17 H.J. Lu <hongjiu.lu@intel.com>
8020 Gary Funck <gary@intrepid.com>
8023 * config/i386/i386.c (ix86_member_type_forces_blk): New function.
8024 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
8026 * config/i386/i386.h (MAX_FIXED_MODE_SIZE): New macro.
8028 2012-08-17 Marc Glisse <marc.glisse@inria.fr>
8030 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
8033 2012-08-17 H.J. Lu <hongjiu.lu@intel.com>
8035 * stor-layout.c (compute_record_mode): Replace
8036 MEMBER_TYPE_FORCES_BLK with targetm.member_type_forces_blk.
8037 (layout_type): Likewise.
8039 * system.h: Poison MEMBER_TYPE_FORCES_BLK.
8041 * target.def (member_type_forces_blk): New target hook.
8043 * targhooks.c (default_member_type_forces_blk): New.
8044 * targhooks.h (default_member_type_forces_blk): Likewise.
8046 * doc/tm.texi.in (MEMBER_TYPE_FORCES_BLK): Removed.
8047 (TARGET_MEMBER_TYPE_FORCES_BLK): New hook.
8048 * doc/tm.texi: Regenerated.
8050 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Removed.
8052 * config/ia64/ia64.c (ia64_member_type_forces_blk): New function.
8053 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
8055 * config/rs6000/rs6000.c (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
8056 (rs6000_member_type_forces_blk): New function.
8058 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Removed.
8060 * config/xtensa/xtensa.c (xtensa_member_type_forces_blk): New function.
8061 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
8063 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Removed.
8065 2012-08-17 Diego Novillo <dnovillo@google.com>
8068 * configure.ac: Add libintl.h to AC_CHECK_HEADERS list.
8069 * config.in: Regenerate.
8070 * configure: Regenerate.
8071 * intl.h: Always include libintl.h if HAVE_LIBINTL_H is set.
8073 2012-08-17 Richard Guenther <rguenther@suse.de>
8075 * bitmap.h (struct bitmap_element_def): GTY annotate next/prev.
8076 (struct bitmap_head_def): GTY skip current field.
8078 2012-08-17 Steven Bosscher <steven@gcc.gnu.org>
8081 * tree-ssa-loop-im.c (lim_bitmap_obstack): New bitmap_obstack.
8082 (memref_free): Don't free the bitmaps individually here.
8083 (mem_ref_alloc): Allocate the bitmaps on the new bitmap obstack.
8084 (analyze_memory_references): Likewise.
8085 (tree_ssa_lim_initialize): Initialize the new bitmap obstack.
8086 (tree_ssa_lim_finalize): Release it.
8087 * dse.c (dse_bitmap_obstack): New bitmap obstack.
8088 (dse_obstack): New obstack.
8089 (get_group_info): Allocate the bitmaps on the new bitmap obstack.
8090 (dse_step0): Allocate the scratch bitmap on reg_obstack. Initialize
8091 the new bitmap obstack and normal obstack. Use XNEWVEC for bb_table.
8092 (record_store): Allocate regs_set on reg_obstack.
8093 (dse_step1): Allocate regs_live on reg_obstack.
8094 (dse_step2_init): Allocate offset_map_n and offset_map_p on the new
8096 (dse_step3_scan): Allocate bitmaps on the new bitmap obstack.
8097 (dse_step3): Likewise.
8098 (dse_confluence_0): Likewise.
8099 (dse_confluence_n): Likewise.
8100 (dse_transfer_function): Likewise.
8101 (dse_step7): Destroy the new obstacks, and everything allocated on
8102 them, in one big sweep.
8103 (rest_of_handle_dse): Update.
8104 * cfgexpand.c (stack_var_bitmap_obstack): New bitmap obstack.
8105 (add_stack_var_conflict): Allocate bitmaps on it.
8106 (add_scope_conflicts_1): Likewise.
8107 (add_scope_conflicts): Likewise.
8108 (update_alias_info_with_stack_vars): Likewise.
8109 (init_vars_expansion): Move TREE_USED fiddling expand_used_vars.
8110 Initialize the new bitmap obstack.
8111 (fini_vars_expansion): Release it.
8112 (estimated_stack_frame_size): Use init_vars_expansion to set things up
8113 and always clean up at the end.
8114 (expand_used_vars): Do the TREE_USED trickery here. Always call
8115 fini_vars_expansion.
8116 * tree-ssa-live.h (struct tree_live_info_d): Make livein and liveout
8117 arrays of bitmap_head to avoid one indirection per bitmap access.
8118 (live_on_entry, live_on_exit, live_var_map, live_merge_and_clear,
8119 make_live_on_entry): Update.
8120 * tree-ssa-live.c (partition_view_bitmap): Don't double-free 'used'.
8121 (liveness_bitmap_obstack): New bitmap obstack.
8122 (remove_unused_locals): Use it to allocate all bitmaps on. Update
8123 for livein/liveout changes in tree-ssa-live.h.
8124 (delete_tree_live_info): Release the bitmap obstack.
8125 (loe_visit_block, live_worklist, set_var_live_on_entry,
8126 calculate_live_on_exit, dump_live_info): Update.
8127 (calculate_live_ranges): Initialize the bitmap.
8128 * tree-ssa-ter.c (ter_bitmap_obstack): New bitmap obstack.
8129 (new_temp_expr_table): Allocate bitmap on it.
8130 (make_dependent_on_partition, add_to_partition_kill_list,
8131 add_dependence, process_replaceable): Likewise.
8132 (find_replaceable_exprs): Initialize and release the new obstack here.
8133 * df-problems.c (df_lr_add_problem): Allocate persistent bitmap
8134 for out_of_date_transfer_functions on df_bitmap_obstack.
8135 (df_live_add_problem): Likewise.
8136 (df_chain_add_problem): Likewise.
8137 (df_word_lr_add_problem): Likewise.
8139 2012-08-17 Nick Clifton <nickc@redhat.com>
8141 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
8142 (branch_true): Likewise.
8143 (branch_false): Likewise.
8145 * config/mcore/mcore.md (cbranchsi4): Remove mode from comparison.
8147 * config/iq2000/iq2000.md (cbranchsi4): Remove mode from
8148 comparison and label.
8149 (branch_zero): Likewise.
8150 (branch_zero_inverted): Likewise.
8151 (branch_equality): Likewise.
8152 (branch_equality_inverted): Likewise.
8153 (extend-and-compare): Disable until reload issues can be resolved.
8154 * config/iq2000/iq2000.c (gen_conditional_branch): Use VOIDmode
8156 (iq2000_function_arg_advance): Remove CONST_CAST2.
8158 * config/mep/t-mep (mep-pragma.o): Use $(COMPILER) to compile
8161 2012-08-17 Georg-Johann Lay <avr@gjlay.de>
8163 * config/avr/t-avr (gen-avr-mmcu-texi): Use $(CC) to compile
8164 gen-avr-mmcu-texi.c.
8166 2012-08-17 Richard Earnshaw <rearnsha@arm.com>
8168 * arm.md (arm_addsi3): New variant for Thumb2 16-bit ADD instruction.
8169 * arm.c (thumb2_reorg): Don't convert an ADD instruction that's
8172 2012-08-17 Richard Guenther <rguenther@suse.de>
8174 * hash-table.h (class hash_table): Use a descriptor template
8175 argument instead of decomposed element type and support functions.
8176 (struct pointer_hash): New generic typed pointer-hash.
8177 (struct typed_free_remove, struct typed_noop_remove): Generic
8178 hash_table support pieces.
8179 * coverage.c (struct counts_entry): Add hash_table support members.
8180 * tree-ssa-ccp.c (gimple_htab): Use pointer_hash.
8181 * tree-ssa-coalesce.c (struct ssa_name_var_hash): New generic
8182 SSA name by SSA_NAME_VAR hash.
8183 (coalesce_ssa_name): Use it.
8184 * tree-ssa-pre.c (struct pre_expr_d): Add hash_table support.
8185 (expression_to_id): Adjust.
8186 (struct expr_pred_trans_d): Add hash_table support.
8187 (phi_translate_table): Adjust.
8188 (phi_trans_lookup): Likewise.
8189 (phi_trans_add): Likewise.
8190 (do_regular_insertion): Likewise.
8191 * tree-ssa-tail-merge.c (struct same_succ_def): Add hash_table support.
8192 (same_succ_htab): Adjust.
8193 (find_same_succ_bb): Likewise.
8194 (find_same_succ): Likewise.
8195 (update_worklist): Likewise.
8196 * tree-ssa-threadupdate.c (struct redirection_data): Add hash_table
8198 (redirection_data): Adjust.
8200 2012-08-17 Richard Guenther <rguenther@suse.de>
8202 * params.def (integer-share-limit): Decrease from 256 to 251,
8205 2012-08-17 Richard Guenther <rguenther@suse.de>
8207 * tree-sra.c (modify_function): Free redirect_callers vector.
8208 * ipa-split.c (split_function): Free args_to_pass vector.
8209 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Free
8210 body_cost_vec properly.
8211 (vect_enhance_data_refs_alignment): Likewise.
8212 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
8214 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
8215 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
8216 (vect_analyze_slp_instance): Free everything.
8217 (destroy_bb_vec_info): Free the SLP instances.
8219 2012-08-17 Iain Sandoe <iain@codesourcery.com>
8221 * config/rs6000/rs6000.c (macho_branch_islands): Adjust for changes
8224 2012-08-17 Jakub Jelinek <jakub@redhat.com>
8226 * doc/invoke.texi (-Wsizeof-pointer-memaccess): Document.
8228 2012-08-16 Sandra Loosemore <sandra@codesourcery.com>
8230 * config/mips/mips-dsp.md (mips_dpau_h_qbl, mips_dpau_h_qbr)
8231 (mips_dpsu_h_qbl, mips_dpsu_h_qbr, mips_dpaq_s_w_ph)
8232 (mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph, mips_dpaq_sa_l_w)
8233 (mips_dpsq_sa_l_w, mips_maq_s_w_phl, mips_maq_s_w_phr)
8234 (mips_maq_sa_w_phl, mips_maq_sa_w_phr): Add accum_in attribute.
8236 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
8239 * config/sh/sh.md (addc): Add commutative modifier.
8240 (*addc, *minus_plus_one, *subc, *negc): New insns and splits.
8242 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
8245 * config/sh/sh.md (*movsi_index_disp, *movhi_index_disp): Handle
8246 potential T_REG clobber. Convert zero extending split to
8249 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
8252 * config/sh/sh.md (ashlsi3_d): Do not split if it would result
8253 in a T_REG clobber. Correct comment.
8254 (ashlsi3_n): Correct comment.
8256 2012-08-16 Hans-Peter Nilsson <hp@axis.com>
8259 * optabs.c (expand_atomic_fetch_op): Save and restore code when
8260 retrying after failed attempt.
8262 2012-08-16 Yuri Rumyantsev <ysrumyan@gmail.com>
8264 * config/i386/i386-protos.h (ix86_split_lea_for_addr) : Add
8265 additional argument.
8266 * config/i386/i386.md (ix86_split_lea_for_addr) : Add
8267 additional argument curr_insn.
8268 * config/i386/i386.c (ix86_split_lea_for_addr): Load base or index
8269 register first, depending on their defintion distances.
8270 (ix86_lea_outperforms): Prefer LEA only if split cost exceeds
8272 (find_nearest_reg-def): New function. Find register with
8275 2012-08-16 Walter Lee <walt@tilera.com>
8277 * config.gcc (tilegx-*-linux*): Add feedback.h.
8278 (tilepro-*-linux*): Likewise.
8279 * config/tilegx/feedback.h: New file.
8280 * config/tilepro/feedback.h: New file.
8282 2012-08-16 Diego Novillo <dnovillo@google.com>
8287 * double-int.h: Move including of gmp.h ...
8288 * system.h: ... here.
8289 * realmpfr.h: Do not include gmp.h.
8290 * tree-ssa-loop-niter.c: Do not include gmp.h.
8292 2012-08-16 Segher Boessenkool <segher@kernel.crashing.org>
8294 * config/rs6000/darwin.h (TARGET_IEEE_QUAD): Fix comment.
8296 2012-08-16 Richard Guenther <rguenther@suse.de>
8299 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
8301 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
8302 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
8303 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
8304 * tree-into-ssa.c (get_ssa_name_ann): Allocate info only when needed.
8305 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
8306 (tree_ssa_lim_finalize): Free all mem_refs.
8307 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
8308 scc when bailing out.
8309 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
8310 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
8311 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
8312 FOR_EACH_LOOP_BREAK.
8314 2012-08-16 Diego Novillo <dnovillo@google.com>
8317 * double-int.h: Move including of gmp.h ...
8318 * system.h: ... here.
8319 * realmpfr.h: Do not include gmp.h.
8320 * tree-ssa-loop-niter.c: Do not include gmp.h.
8322 2012-08-16 Steven Bosscher <steven@gcc.gnu.org>
8325 * tree-flow.h (compute_global_livein): Remove prototype.
8326 * tree-into-ssa.c (compute_global_livein): Remove function.
8327 * tree-ssa-loop-manip.c: Include gimple-pretty-print.h.
8328 (find_sibling_superloop): New function.
8329 (compute_live_loop_exits): New function.
8330 (add_exit_phis_edge): Rename to add_exit_phi. Do not allow
8331 inserting a PHI in a block that is not a loop exit for VAR.
8332 Add dumping if TDF_DETAILS.
8333 (add_exit_phis_var): Rewrite.
8334 (add_exit_phis): Update.
8335 (get_loops_exits): Rewrite to return an array of per-loop exits
8336 rather than one bitmap with all loop exits.
8337 (find_uses_to_rename_bb): Ignore virtual PHI nodes.
8338 (rewrite_into_loop_closed_ssa): Update.
8340 2012-08-16 Nick Clifton <nickc@redhat.com>
8342 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Cast _ascii_bytes
8343 before passing it to ASM_OUTPUT_LIMITED_STRING.
8345 * config/bfin/bfin.c (hwloop_optimize): Fix use of VEC_last macro.
8347 * config/avr/t-avr: Replace occurrences of $(CC) with $(COMPILER).
8348 * config/avr/avr.c (avr_legitimize_reload_address): Add casts
8349 for reload_type enums.
8350 (DEF_BUILTIN): Cast the icode to enum insn_code.
8352 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8354 * config/rs6000/aix43.h (ASM_CPU_SPEC): Use %(asm_default)
8356 * config/rs6000/aix51.h (ASM_CPU_SPEC): Ditto.
8358 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8360 * config/rs6000/aix43.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8361 (RS6000_CALL_GLUE): Adjust for single assembler syntax.
8362 * config/rs6000/aix51.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8363 * config/rs6000/aix52.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8364 * config/rs6000/aix53.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8365 * config/rs6000/aix61.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8366 * config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
8367 * config/rs6000/darwin.md (whole file): Adjust to single
8369 * config/rs6000/darwin64.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8370 * config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
8371 * config/rs6000/dfp.md: (whole file): Adjust to single
8373 * config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8374 * config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
8375 * config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
8376 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
8377 * config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
8378 * config/rs6000/rs6000-cpus.def (whole file): Delete POWERPC_BASE_MASK.
8379 * config/rs6000/rs6000-tables.opt: Regenerate.
8380 * config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete.
8381 (num_insns_constant_wide): Adjust comments.
8382 (whole file): Adjust to single assembler syntax.
8383 (output_cbranch): Adjust comment.
8384 * config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Delete.
8385 * config/rs6000/rs6000.md: (whole file): Adjust to single
8387 * config/rs6000/rs6000.opt (mnew-mnemonics): Delete.
8388 (mold-mnemonics): Delete.
8389 * config/rs6000/spe.md: (whole file): Adjust to single
8391 * config/rs6000/sync.md: (whole file): Adjust to single
8393 * config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8394 (ASM_OUTPUT_REG_PUSH): Adjust.
8395 (ASM_OUTPUT_REG_POP): Adjust.
8396 * config/rs6000/sysv4le.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8397 * config/rs6000/vsx.md: (whole file): Adjust to single
8399 * config/rs6000/vxworks.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8400 * doc/invoke.texi: Adjust documentation to reflect the
8401 removal of -mnew-mnemonics and -mold-mnemonics.
8403 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8405 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
8406 Delete handling for -mno-powerpc and -mpowerpc.
8407 * config/rs6000/aix43.h (ASM_CPU_SPEC): Similar.
8408 (ASM_DEFAULT_SPEC): Use -mppc instead of -mcom.
8409 * config/rs6000/aix51.h (ASM_CPU_SPEC, ASM_DEFAULT_SPEC): Ditto.
8410 * config/rs6000/aix52.h (TARGET_DEFAULT): Delete MASK_POWERPC.
8411 * config/rs6000/aix53.h (TARGET_DEFAULT): Ditto.
8412 * config/rs6000/aix61.h (TARGET_DEFAULT): Ditto.
8413 * config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
8414 * config/rs6000/darwin64.h (TARGET_DEFAULT): Ditto.
8415 * config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
8416 * config/rs6000/driver-rs6000.c (asm_names): Delete handling
8417 for -mcpu=common and -mpowerpc.
8418 * config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_POWERPC.
8419 * config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
8420 * config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
8421 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
8422 * config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
8423 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING):
8424 Use RS6000_BTM_ALWAYS instead of RS6000_BTM_POWERPC.
8425 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
8426 (rs6000_cpu_cpp_builtins): Adjust.
8427 * config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete MASK_POWERPC.
8428 (rs6000_builtin_mask_calculate): Adjust.
8429 (rs6000_emit_move): Delete code for ! TARGET_POWERPC.
8430 (rs6000_init_libfuncs): Ditto.
8431 (rs6000_output_function_prologue): Ditto.
8432 (rs6000_opt_masks): Delete MASK_POWERPC.
8433 (rs6000_builtin_mask_names): Delete RS6000_BTM_POWERPC.
8434 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete handling for -mpowerpc.
8435 (RS6000_BTM_POWERPC): Delete.
8436 (RS6000_BTM_COMMON): Delete RS6000_BTM_POWERPC.
8437 * config/rs6000/rs6000.md (extendqisi2 patterns): Adjust for
8438 TARGET_POWERPC always on.
8439 (extendqihi2 patterns): Similar.
8440 (various unnamed subtract patterns): Similar.
8441 (bswaphi2 patterns): Similar.
8442 (divmodsi4): Similar.
8443 (udiv<GPR:mode>3): Similar.
8444 (div<GPR:mode>3 patterns): Similar.
8445 (udivmodsi4): Similar.
8448 (divss_call): Delete.
8449 (divus_call): Delete.
8450 (quoss_call): Delete.
8451 (quous_call): Delete.
8452 (insvsi patterns): Adjust.
8453 (addsf3 patterns): Adjust.
8454 (subsf3 patterns): Adjust.
8455 (mulsf3 patterns): Adjust.
8456 (divsf3 patterns): Adjust.
8457 (*fmasf4_fpr): Adjust.
8458 (*fmssf4_fpr): Adjust.
8459 (*nfmasf4_fpr): Adjust.
8460 (*nfmssf4_fpr): Adjust.
8461 (*floatunssidf2_internal): Adjust.
8462 (fix_trunc<SFDF:mode>si2_internal): Adjust.
8463 (fctiwz_<SFDF:mode>): Adjust.
8464 (mulsidi3 patterns): Adjust.
8465 (smulsi3_highpart patterns): Adjust.
8466 (umulsi3_highpart patterns): Adjust.
8467 (fix_trunctfsi2 patterns): Adjust.
8469 * config/rs6000/rs6000.opt (mpowerpc): Replace by stub option.
8470 (mno-powerpc): Delete.
8471 * config/rs6000/sync.md (load_locked<ATOMIC:mode>): Adjust.
8472 (store_conditional<ATOMIC:mode>): Adjust.
8473 (atomic_compare_and_swap<ATOMIC:mode>): Adjust.
8474 (atomic_exchange<ATOMIC:mode>): Adjust.
8475 (atomic_<fetchop_name><ATOMIC:mode>): Adjust.
8476 (atomic_nand<ATOMIC:mode>): Adjust.
8477 (atomic_fetch_<fetchop_name><ATOMIC:mode>): Adjust.
8478 (atomic_fetch_nand<ATOMIC:mode>): Adjust.
8479 (atomic_<fetchop_name>_fetch<ATOMIC:mode>): Adjust.
8480 (atomic_nand_fetch<ATOMIC:mode>): Adjust.
8481 * config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_POWERPC.
8482 * config/rs6000/sysv4le.h (TARGET_DEFAULT): Ditto.
8483 * config/rs6000/vxworks.h (TARGET_DEFAULT): Ditto.
8484 * doc/invoke.texi: Adjust documentation.
8486 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8488 * config/rs6000/rs6000.h (RS6000_BTM_ALWAYS): New.
8490 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8492 * config/rs6000/aix52.h (ASM_CPU_SPEC): Fix typo.
8493 * config/rs6000/aix53.h (ASM_CPU_SPEC): Ditto.
8494 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8495 * config/rs6000/driver-rs6000.c (asm_names): Ditto.
8497 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8500 * config/rs6000/driver-rs6000.c (asm_names): Use %(asm_default)
8502 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Ditto.
8504 2012-08-15 Sandra Loosemore <sandra@codesourcery.com>
8505 Maxim Kuvyrkov <maxim@codesourcery.com>
8506 Julian Brown <julian@codesourcery.com>
8507 MIPS Technologies, Inc.
8509 * config/mips/mips.md (dspmac, dspmacsat, accext, accmod, dspalu)
8510 (dspalusat): Add insn types.
8511 * config/mips/mips-dsp.md (add<DSPV:mode>3)
8512 (mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>)
8513 (sub<DSPV:mode>3, mips_sub<DSP:dspfmt1>_s_<DSP:dspfmt2>, mips_addsc)
8514 (mips_addwc, mips_modsub, mips_raddu_w_qb, mips_absq_s_<DSPQ:dspfmt2>)
8515 (mips_precrq_qb_ph, mips_precrq_ph_w, mips_precrq_rs_ph_w)
8516 (mips_precrqu_s_qb_ph, mips_preceq_w_phl, mips_preceq_w_phr)
8517 (mips_precequ_ph_qbl, mips_precequ_ph_qbr, mips_precequ_ph_qbla)
8518 (mips_precequ_ph_qbra, mips_preceu_ph_qbl, mips_preceu_ph_qbr)
8519 (mips_preceu_ph_qbla, mips_preceu_ph_qbra, mips_shll_<DSPV:dspfmt2>)
8520 (mips_shll_s_<DSPQ:dspfmt2>, mips_shll_s_<DSPQ:dspfmt2>, mips_shrl_qb)
8521 (mips_shra_ph, mips_shra_r_<DSPQ:dspfmt2>, mips_bitrev, mips_insv)
8522 (mips_repl_qb, mips_repl_ph)
8523 (mips_cmp<DSPV:dspfmt1_1>_eq_<DSPV:dspfmt2>)
8524 (mips_cmp<DSPV:dspfmt1_1>_lt_<DSPV:dspfmt2>)
8525 (mips_cmp<DSPV:dspfmt1_1>_le_<DSPV:dspfmt2>, mips_cmpgu_eq_qb)
8526 (mips_cmpgu_lt_qb, mips_cmpgu_le_qb, mips_pick_<DSPV:dspfmt2>)
8527 (mips_packrl_ph, mips_wrdsp, mips_rddsp): Change type to dspalu.
8528 (mips_dpau_h_qbl, mips_dpau_h_qbr, mips_dpsu_h_qbl, mips_dpsu_h_qbr)
8529 (mips_dpaq_s_w_ph, mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph)
8530 (mips_maq_s_w_phl, mips_maq_s_w_phr, mips_maq_sa_w_phr): Set type to
8532 (mips_dpaq_sa_l_w, mips_dpsq_sa_l_w, mips_maq_sa_w_phl): Set type to
8534 (mips_extr_w, mips_extr_r_w, mips_extr_rs_w, mips_extp, mips_extpdp):
8536 (mips_shilo, mips_mthlip): Set type to accmod.
8537 * config/mips/mips-dspr2.md (mips_absq_s_qb, mips_addu_s_ph)
8538 (mips_adduh_r_qb): Set type to dspalusat.
8539 (mips_addu_ph, mips_adduh_qb, mips_append, mips_balign)
8540 (mips_cmpgdu_eq_qb, mips_cmpgdu_lt_qb, mips_cmpgdu_le_qb)
8541 (mips_precr_qb_ph, mips_precr_sra_ph_w, mips_precr_sra_r_ph_w)
8542 (mips_prepend, mips_shra_qb, mips_shra_r_qb, mips_shrl_ph)
8543 (mips_subu_ph, mips_subuh_qb, mips_subuh_r_qb, mips_addqh_ph)
8544 (mips_addqh_r_ph, mips_addqh_w, mips_addqh_r_w, mips_subqh_ph)
8545 (mips_subqh_r_ph, mips_subqh_w, mips_subqh_r_w): Set type to dspalu.
8546 (mips_dpa_w_ph, mips_dps_w_ph, mips_mulsa_w_ph, mips_dpax_w_ph)
8547 (mips_dpsx_w_ph, mips_dpaqx_s_w_ph, mips_dpsqx_s_w_ph): Set type to
8548 dspmac. Set accum_in attribute.
8549 (mips_subu_s_ph): Set type to dspalusat.
8550 (mips_dpaqx_sa_w_ph, mips_dpsqx_sa_w_ph): Set type to dspmacsat.
8551 Set accum_in attribute.
8552 * config/mips/mips-protos.h (mips_dspalu_bypass_p): Add prototype.
8553 * config/mips/mips.c (dspalu_bypass_table): New.
8554 (mips_dspalu_bypass_p): New.
8555 * config/mips/24k.md (r24k_dsp_alu, r24k_dsp_mac, r24k_dsp_mac_sat)
8556 (r24k_dsp_acc_ext, r24k_dsp_acc_mod): New insn reservations.
8557 (r24k_int_mult, r24k_int_mthilo, r24k_dsp_mac, r24k_dsp_mac_sat)
8558 (r24k_dsp_acc_ext, r24k_dsp_acc_mod, r24k_dsp_alu): New bypasses.
8559 * config/mips/74k.md (r74k_dsp_alu, r74k_dsp_alu_sat, r74k_dsp_mac)
8560 (r74k_dsp_mac_sat, r74k_dsp_acc_ext, r74k_dsp_acc_mod): New insn
8562 (r74k_dsp_mac, r74k_dsp_mac_sat, r74k_int_mult, r74k_int_mul3)
8563 (r74k_dsp_mac, r74k_dsp_mac_sat): New bypasses.
8565 2012-08-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8567 * config/spu/spu.c: Include "cfgloop.h".
8568 (spu_machine_dependent_reorg): Call loop_optimizer_init and
8569 loop_optimizer_finalize. Use bb_loop_depth instead of loop_depth.
8570 Directly compare loop_father values where appropriate.
8571 * config/spu/t-spu-elf (spu.o): Update dependencies.
8573 2012-08-15 H.J. Lu <hongjiu.lu@intel.com>
8575 * Makefile.in (tree-cfg.o): Also depend on $(TARGET_H).
8577 2012-08-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8579 PR tree-optimization/54245
8580 * gimple-ssa-strength-reduction.c (legal_cast_p_1): New function.
8581 (legal_cast_p): Split out logic to legal_cast_p_1.
8582 (analyze_increments): Avoid introducing multiplies in smaller types.
8584 2012-08-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8586 PR tree-optimization/54240
8587 * tree-ssa-phiopt.c (hoist_adjacent_loads): Correct test for
8588 existence of conditional move with given mode.
8590 2012-08-15 Richard Guenther <rguenther@suse.de>
8592 * double-int.h (double_int::from_unsigned): Rename to ...
8593 (double_int::from_uhwi): ... this.
8594 (double_int::from_signed): Rename to ...
8595 (double_int::from_shwi): ... this.
8596 (double_int::to_signed): Rename to ...
8597 (double_int::to_shwi): ... this.
8598 (double_int::to_unsigned): Rename to ...
8599 (double_int::to_uhwi): ... this.
8600 (double_int::fits_unsigned): Rename to ...
8601 (double_int::fits_uhwi): ... this.
8602 (double_int::fits_signed): Rename to ...
8603 (double_int::fits_shwi): ... this.
8604 (double_int::fits): Rename to ...
8605 (double_int::fits_hwi): ... this.
8606 * double-int.c: Likewise.
8608 2012-08-15 Steven Bosscher <steven@gcc.gnu.org>
8610 * timevar.def (TV_VARPOOL, TV_WHOPR_WPA_LTRANS_EXEC, TV_LIFE,
8611 TV_LIFE_UPDATE, TV_DF_UREC, TV_INLINE_HEURISTICS,
8612 TV_TREE_LINEAR_TRANSFORM, TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI,
8613 TV_VPT, TV_LOCAL_ALLOC, TV_GLOBAL_ALLOC, TV_SEQABSTR): Remove.
8614 (TV_IPA_INLINING, TV_FLATTEN_INLINING, TV_EARLY_INLINING,
8615 TV_INLINE_PARAMETERS, TV_LOOP_INIT, TV_LOOP_FINI): New.
8616 * timevar.c (timevar_print): Make printing width of timevar names
8617 more flexible, but enforce maximum length.
8618 * ipa-inline.c (pass_early_inline): Use TV_EARLY_INLINING.
8619 (pass_ipa_inline): Use TV_IPA_INLINING.
8620 * ipa-inline-analysis.c (pass_inline_parameters): Use
8621 TV_INLINE_HEURISTICS.
8622 * tree-ssa-loop.c (pass_tree_loop_init): No timevar for wrapper pass.
8623 (pass_tree_loop_done): Likewise.
8624 * final.c (pass_shorten_branches): Use TV_SHORTEN_BRANCH.
8625 * loop-init.c (loop_optimizer_init): Push/pop TV_LOOP_INIT.
8626 (loop_optimizer_finalize): Push/pop TV_LOOP_FINI.
8628 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8630 * config/arm/neon.md (neon_vaba<mode> VDQIW): Canonicalize operands.
8631 (neon_vabal<mode> VDQIW): Likewise.
8633 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8636 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
8637 mark as predicable. Adjust asm template.
8638 (vec_setv2di_internal): Likewise.
8639 (vec_extract<mode> VD, VQ): Likewise.
8640 (vec_extractv2di): Likewise.
8641 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
8642 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
8643 (neon_vdup_n<mode> VX, V32): Likewise.
8644 (neon_vdup_nv2di): Likewise.
8646 2012-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8648 * config/mips/mips.md (define_attr accum_in): New instruction
8649 attribute. Set it for imadd and fmadd patterns.
8650 * config/mips/mips.c (mips_linked_madd_p): Use accum_in to extract
8651 accumulator register.
8653 2012-08-14 Diego Novillo <dnovillo@google.com>
8655 Merge from cxx-conversion branch. Configury.
8657 * configure.ac (CXX_FOR_BUILD): Define and substitute.
8658 (BUILD_CXXFLAGS): Define.
8659 Remove all handlers of ENABLE_BUILD_WITH_CXX.
8660 Force all build to be with C++.
8661 * Makefile.in (BUILD_CXXFLAGS): Use it.
8662 Remove all handlers of ENABLE_BUILD_WITH_CXX.
8663 * configure: Regenerate.
8664 * config.in: Regenerate.
8665 * doc/install.texi: Remove documentation for --enable-build-with-cxx
8666 and --enable-build-poststage1-with-cxx.
8668 2012-08-14 Diego Novillo <dnovillo@google.com>
8670 Merge from cxx-conversion branch. Re-implement VEC in C++.
8672 * vec.c (vec_heap_free): Convert into a template function.
8673 (vec_gc_o_reserve_1): Make extern.
8674 (vec_gc_p_reserve): Remove.
8675 (vec_gc_p_reserve_exact): Remove.
8676 (vec_gc_o_reserve): Remove.
8677 (vec_gc_o_reserve_exact): Remove.
8678 (vec_heap_o_reserve_1): Make extern.
8679 (vec_heap_p_reserve): Remove.
8680 (vec_heap_p_reserve_exact): Remove.
8681 (vec_heap_o_reserve): Remove.
8682 (vec_heap_o_reserve_exact): Remove.
8683 (vec_stack_p_reserve): Remove.
8684 (vec_stack_p_reserve_exact): Remove.
8685 * vec.h (VEC_CHECK_INFO, VEC_CHECK_DECL, VEC_CHECK_PASS, VEC_ASSERT,
8686 VEC_ASSERT_FAIL, vec_assert_fail): Move earlier in the file.
8687 (VEC): Define to vec_t<T>.
8688 (vec_allocation_t): Define.
8689 (struct vec_prefix): Move earlier in the file.
8690 (vec_t<T>): New template.
8691 (DEF_VEC_I, DEF_VECL_ALLOC_I, DEF_VEC_P, DEF_VEC_ALLOC_P,
8692 DEF_VEC_O, DEF_VEC_ALLOC_P, DEF_VEC_O, DEF_VEC_ALLOC_O,
8693 DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_O_STACK,
8694 DEF_VEC_ALLOC_I_STACK): Expand to 'struct vec_swallow_trailing_semi'.
8695 (DEF_VEC_A): Provide template instantiations for
8696 GC/PCH markers that do not traverse the vector.
8697 (vec_stack_p_reserve): Remove.
8698 (vec_stack_p_reserve_exact): Remove.
8699 (vec_stack_p_reserve_exact_1): Remove.
8700 (vec_stack_o_reserve): Remove.
8701 (vec_stack_o_reserve_exact): Remove.
8702 (vec_stack_free): Re-write as a template function.
8703 (vec_reserve): New template function.
8704 (vec_reserve_exact): New template function.
8705 (vec_heap_free): New template function if GATHER_STATISTICS is
8706 defined. Otherwise, macro that expands to free().
8707 (VEC_length_1): New template function.
8708 (VEC_length): Call it.
8709 (VEC_empty_1): New template function.
8710 (VEC_empty): Call it.
8711 (VEC_address_1): New template function.
8712 (VEC_address): Call it.
8713 (VEC_last_1): New template function.
8714 (VEC_last): Call it. Change return type to T&.
8715 Change all users that used VEC_Os.
8716 (VEC_index_1): New template function.
8717 (VEC_index): Call it. Return a T& instead of a T*.
8718 Update all callers that were using VEC_O before.
8719 (VEC_iterate_1): New template function.
8720 (VEC_iterate): Call it.
8721 (VEC_embedded_size_1): New template function.
8722 (VEC_embedded_size): Call it.
8723 (VEC_embedded_init_1): New template function.
8724 (VEC_embedded_init): Call it.
8725 (VEC_alloc_1): New template function.
8726 (VEC_alloc): Call it. If A is 'stack', call XALLOCAVAR to
8728 (VEC_free_1): New template function.
8729 (VEC_free): Call it.
8730 (VEC_copy_1): New template function.
8731 (VEC_copy): Call it.
8732 (VEC_space_1): New template function
8733 (VEC_space): Call it.
8734 (VEC_reserve_1): New template function.
8735 (VEC_reserve): Call it.
8736 (VEC_reserve_exact_1): New template function.
8737 (VEC_reserve_exact): Call it.
8738 (VEC_splice_1): New template function.
8739 (VEC_splice): Call it.
8740 (VEC_safe_splice_1): New template function.
8741 (VEC_safe_splice): Call it.
8742 (VEC_quick_push_1): New template function. Create two overloads, one
8743 accepting T, the other accepting T *. Update all callers
8744 where T and T * are ambiguous.
8745 (VEC_quick_push): Call it.
8746 (VEC_safe_push_1): New template function. Create two overloads, one
8747 accepting T, the other accepting T *. Update all callers
8748 where T and T * are ambiguous.
8749 (VEC_safe_push): Call it.
8750 (VEC_pop_1): New template function.
8752 (VEC_truncate_1): New template function.
8753 (VEC_truncate): Call it.
8754 (VEC_safe_grow_1): New template function.
8755 (VEC_safe_grow): Call it.
8756 (VEC_safe_grow_cleared_1): New template function.
8757 (VEC_safe_grow_cleared): Call it.
8758 (VEC_replace_1): New template function.
8759 (VEC_replace): Call it. Always accept T instead of T*.
8760 Update all callers that used VEC_Os.
8761 (VEC_quick_insert_1): New template function.
8762 (VEC_quick_insert): Call it.
8763 (VEC_safe_insert_1): New template function.
8764 (VEC_safe_insert): Call it.
8765 (VEC_ordered_remove_1): New template function.
8766 (VEC_ordered_remove): Call it.
8767 (VEC_unordered_remove_1): New template function.
8768 (VEC_unordered_remove): Call it.
8769 (VEC_block_remove_1): New template function.
8770 (VEC_block_remove): Call it.
8771 (VEC_lower_bound_1): New template function.
8772 (VEC_lower_bound): Call it.
8774 (DEF_VEC_FUNC_P): Remove.
8775 (DEF_VEC_ALLOC_FUNC_P): Remove.
8776 (DEF_VEC_NONALLOC_FUNCS_P): Remove.
8777 (DEF_VEC_FUNC_O): Remove.
8778 (DEF_VEC_ALLOC_FUNC_O): Remove.
8779 (DEF_VEC_NONALLOC_FUNCS_O): Remove.
8780 (DEF_VEC_ALLOC_FUNC_I): Remove.
8781 (DEF_VEC_NONALLOC_FUNCS_I): Remove.
8782 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove.
8783 (DEF_VEC_ALLOC_FUNC_O_STACK): Remove.
8784 (DEF_VEC_ALLOC_FUNC_I_STACK): Remove.
8785 (vec_reserve_exact): New template function.
8787 * gengtype-lex.l (DEF_VEC_ALLOC_[IOP]/{EOID}): Remove.
8788 * gengtype-parse.c (token_names): Remove DEF_VEC_ALLOC_[IOP].
8789 (typedef_name): Emit vec_t<C1> instead of VEC_C1_C2.
8790 (def_vec_alloc): Remove. Update all callers.
8791 * gengtype.c (filter_type_name): New.
8792 (output_mangled_typename): Call it.
8793 (write_func_for_structure): Likewise.
8794 (write_types): Likewise.
8795 (write_root): Likewise.
8796 (write_typed_alloc_def): Likewise.
8797 (note_def_vec): Emit vec_t<TYPE_NAME> instead of VEC_TYPE_NAME_base.
8798 (note_def_vec_alloc): Remove.
8799 * gengtype.h (note_def_vec_alloc): Remove.
8800 (DEFVEC_ALLOC): Remove token code.
8802 * df-scan.c (df_bb_verify): Remove call to df_free_collection_rec
8803 inside the insn traversal loop.
8804 * gimplify.c (gimplify_compound_lval): Rename STACK to EXPR_STACK.
8805 * ipa-inline.c (inline_small_functions): Rename HEAP to EDGE_HEAP.
8806 * reg-stack.c (stack): Rename to STACK_PTR. Update all users.
8807 * tree-vrp.c (stack): Rename to EQUIV_STACK. Update all users.
8809 * config/bfin/bfin.c (hwloop_optimize): Update some calls to
8810 VEC_* for vectors of non-pointers.
8811 * config/c6x/c6x.c (try_rename_operands): Likewise.
8812 (reshuffle_units): Likewise.
8813 * config/mips/mips.c (mips_multi_start): Likewise.
8814 (mips_multi_add): Likewise.
8815 (mips_multi_copy_insn): Likewise.
8816 (mips_multi_set_operand): Likewise.
8817 * hw-doloop.c (discover_loop): Likewise.
8818 (discover_loops): Likewise.
8819 (reorg_loops): Likewise.
8821 2012-08-14 Diego Novillo <dnovillo@google.com>
8823 Merge from cxx-conversion branch. C++ support in gengtype.
8825 * coretypes.h (gt_pointer_operator): Move from ...
8827 * doc/gty.texi: Document support for C++ templates and
8828 user-provided markers.
8829 * gengtype-lex.l: Update copyright year.
8830 Remove support for recognizing DEF_VEC_O, DEF_VEC_P and DEFVEC_I.
8831 * gengtype-parse.c: Update copyright year.
8832 (token_names): Remove DEF_VEC_O, DEF_VEC_P and DEF_VEC_I.
8833 (require_template_declaration): New.
8834 (typedef_name): Call it.
8835 (type): Replace IS_UNION with KIND. Replace all users.
8836 (def_vec): Remove. Update all users.
8837 * gengtype-state.c (type_lineloc): Handle TYPE_USER_STRUCT.
8838 (write_state_user_struct_type): New.
8839 (write_state_type): Call it.
8840 (read_state_user_struct_type): New.
8841 (read_state_type): Call it.
8842 * gengtype.c: Update copyright year.
8843 (dump_pair): Move declaration to the top.
8844 (dump_type): Likewise.
8845 (dump_type_list): Likewise.
8846 (dbgprint_count_type_at): Handle TYPE_USER_STRUCT.
8847 (create_user_defined_type): New.
8848 (resolve_typedef): Call it.
8849 (new_structure): Replace argument ISUNION with KIND.
8850 Change users to refer to KIND directly.
8852 (find_structure): Likewise.
8853 (set_gc_used_type): Handle TYPE_USER_STRUCT.
8854 (create_file): Update HDR to include new copyright year.
8855 (struct walk_type_data): Add field IN_PTR_FIELD.
8856 (output_mangled_typename): Handle TYPE_USER_STRUCT.
8857 (walk_type): Set D->IN_PTR_FIELD when walking a TYPE_POINTER.
8858 Clear it afterwards.
8859 Handle TYPE_USER_STRUCT.
8860 (write_types_process_field): Handle TYPE_USER_STRUCT.
8861 (get_type_specifier): Move earlier in the file.
8862 (write_type_decl): New.
8863 (write_marker_function_name): New.
8864 (write_user_func_for_structure_ptr): New.
8865 (write_user_func_for_structure_body): New.
8866 (write_user_marking_functions): New.
8867 (write_func_for_structure): Call write_marker_function_name
8868 and write_type_decl.
8869 Do not call walk_type for TYPE_USER_STRUCT. Emit a call to the user
8871 Call write_user_marking_functions on TYPE_USER_STRUCTs.
8872 (write_types_local_user_process_field): New.
8873 (write_pch_user_walking_for_structure_body): New.
8874 (write_pch_user_walking_functions): New.
8875 (write_types_local_process_field): Handle TYPE_USER_STRUCT.
8876 (write_local_func_for_structure): Do not call walk_type for
8877 TYPE_USER_STRUCT. Instead, emit the call to gt_pch_nx directly.
8878 Call write_pch_user_walking_functions for TYPE_USER_STRUCTs.
8879 (write_root): Handle TYPE_USER_STRUCT.
8880 (vec_prefix_type): Remove. Update all users.
8881 (note_def_vec): Remove. Update all users.
8882 (dump_typekind): Handle TYPE_USER_STRUCT.
8883 (dump_type): Initialize SEEN_TYPES, if needed.
8884 Handle TYPE_USER_STRUCT.
8885 (dump_everything): Do not initialize SEEN_TYPES.
8886 * gengtype.h: Update copyright year.
8887 (enum typekind): Add TYPE_USER_STRUCT.
8888 (union_or_struct_p): Rename from UNION_OR_STRUCT_P.
8889 Convert into function.
8890 Add an overload taking const_type_p.
8892 (new_structure): Change second field to type enum typekind.
8894 (find_structure): Likewise.
8895 (note_def_vec): Remove.
8896 (DEFVEC_OP): Remove.
8898 * ggc-page.c (gt_ggc_mx): Add entry points for marking
8899 'const char *&', 'unsigned char *&' and 'unsigned char&'.
8900 * ggc-zone.c (gt_ggc_mx): Add entry points for marking
8901 'const char *&' and 'unsigned char *&'.
8902 * stringpool.c (gt_pch_nx): Add entry points for marking
8903 'const char *&', 'unsigned char *&' and 'unsigned char&'.
8904 Add an entry point for the overload taking arguments 'unsigned char
8905 *', 'gt_pointer_operator' and 'void *'.
8906 * vec.h (struct vec_prefix): Remove GTY marker.
8907 (struct vec_t): Remove GTY((length)) attribute from field 'vec'.
8908 (gt_ggc_mx (vec_t<T> *)): New template function.
8909 (gt_pch_nx (vec_t<T> *)): New template function.
8910 (gt_pch_nx (vec_t<T *> *, gt_pointer_operator, void *)): New template
8912 (gt_pch_nx (vec_t<T> *, gt_pointer_operator, void *)): New template
8915 * basic-block.h (struct edge_def): Mark GTY((user)).
8916 Remove all GTY markers from fields.
8917 (gt_ggc_mx): Declare.
8918 (gt_pch_nx): Declare.
8919 * tree-cfg.c (gt_ggc_mx): New.
8922 * gengtype-lex.l (USER_GTY): Add pattern for "user".
8923 * gengtype-parse.c (option): Handle USER_GTY.
8926 If the keyword 'user' is used, do not walk the fields
8928 * gengtype.h (USER_GTY): Add.
8929 * doc/gty.texi: Update.
8931 2012-08-14 Lawrence Crowl <crowl@google.com>
8933 Merge cxx-conversion branch. Implement C++ hash table.
8935 * hash-table.h: New. Implementation borrowed from libiberty/hashtab.c.
8936 * hash-table.c: Likewise.
8937 * tree-ssa-tail-merge.c: Include hash-table.h instead of hashtab.h.
8938 (static htab_t same_succ_htab): Change type to hash_table;
8939 move specification of helper functions from create call to declaration.
8940 Change users to invoke member functions.
8941 (same_succ_print_traverse): Make extern ssa_.... Change callers.
8942 Remove void* casting.
8943 (same_succ_hash): Likewise.
8944 (same_succ_equal): Likewise.
8945 (same_succ_delete): Likewise.
8946 * tree-ssa-threadupdate.c: Include hash-table.h.
8947 (struct local_info): Rename to ssa_local_info_t to avoid overloading
8948 the type name local_info with the variable name local_info.
8949 (static htab_t redirection_data): Change type to hash_table.
8950 Move specification of helper functions from create call to declaration.
8951 Change users to invoke member functions.
8952 (redirection_data_hash): Make extern ssa_.... Change callers.
8953 Remove void* casting.
8954 (redirection_data_eq): Likewise.
8955 (fix_duplicate_block_edges): Likewise.
8956 (create_duplicates): Likewise.
8957 (fixup_template_block): Likewise.
8958 (redirect_edges): Likewise.
8959 (lookup_redirection_data): Change types associated with the hash table
8960 from void* to their actual type. Remove unnecessary casts.
8961 * tree-ssa-ccp.c: Include hash-table.h.
8962 (typedef gimple_htab): New. Uses hash_table. Replace specific uses
8963 of htab_t with gimple_htab. Change users to invoke member functions.
8964 Move specification of helper functions from create call to declaration.
8965 * tree-ssa-coalesce.c: Include hash-table.h instead of hashtab.h.
8966 (hash_ssa_name_by_var): Make extern. Remove void* casting.
8967 (eq_ssa_name_by_var): Likewise.
8968 (coalesce_ssa_name): Change type of local static htab_t ssa_name_hash
8969 to hash_table. Change users to invoke member functions.
8970 Move specification of helper functions from create call to declaration.
8971 * coverage.c: Include hash-table.h instead of hashtab.h.
8972 (static htab_t counts_hash): Change type to hash_table;
8973 move specification of helper functions from create call to declaration.
8974 Change users to invoke member functions.
8975 (htab_counts_entry_hash): Make extern. Rename with coverage_... instead
8976 of htab_... Remove void* casting.
8977 (htab_counts_entry_eq): Likewise.
8978 (htab_counts_entry_del): Likewise.
8979 * tree-ssa-pre.c: Include hash-table.h instead of hashtab.h.
8980 (static htab_t expression_to_id): Change type to hash_table.
8981 Move specification of helper functions from create call to declaration.
8982 Change users to invoke member functions.
8983 (static htab_t phi_translate_table): Likewise.
8984 (pre_expr_eq): Make extern ssa_.... Change callers.
8985 Remove void* casting.
8986 (pre_expr_hash): Likewise.
8987 (expr_pred_trans_hash): Likewise.
8988 (expr_pred_trans_eq): Likewise.
8989 (alloc_expression_id): Change types associated with the hash table
8990 from void* to their actual type. Remove unnecessary casts.
8991 (lookup_expression_id): Likewise.
8992 (phi_trans_lookup): Likewise.
8993 (phi_trans_add): Likewise.
8994 * stringpool.c: Rename uses of libcpp typedef hash_table to
8996 * Makefile.in: Add hash-table.o to OBJS-libcommon-target.
8997 Add $(HASH_TABLE_H). Add new dependences on $(HASH_TABLE_H).
8999 2012-08-14 Lawrence Crowl <crowl@google.com>
9001 Merge from cxx-conversion branch. Re-write double_int in C++.
9004 (typedef double_int): Change to struct (POD).
9005 (double_int::make): New overloads for int to double-int conversion.
9006 (double_int::mask): New.
9007 (double_int::max_value): New.
9008 (double_int::min_value): New.
9009 (double_int::operator ++): New.
9010 (double_int::operator --): New.
9011 (double_int::operator *=): New.
9012 (double_int::operator +=): New.
9013 (double_int::operator -=): New.
9014 (double_int::to_signed): New.
9015 (double_int::to_unsigned): New.
9016 (double_int::fits_unsigned): New.
9017 (double_int::fits_signed): New.
9018 (double_int::fits): New.
9019 (double_int::trailing_zeros): New.
9020 (double_int::popcount): New.
9021 (double_int::multiple_of): New.
9022 (double_int::set_bit): New.
9023 (double_int::mul_with_sign): New.
9024 (double_int::operator * (binary)): New.
9025 (double_int::operator + (binary)): New.
9026 (double_int::operator - (binary)): New.
9027 (double_int::operator - (unary)): New.
9028 (double_int::operator ~ (unary)): New.
9029 (double_int::operator & (binary)): New.
9030 (double_int::operator | (binary)): New.
9031 (double_int::operator ^ (binary)): New.
9032 (double_int::and_not): New.
9033 (double_int::lshift): New.
9034 (double_int::rshift): New.
9035 (double_int::alshift): New.
9036 (double_int::arshift): New.
9037 (double_int::llshift): New.
9038 (double_int::lrshift): New.
9039 (double_int::lrotate): New.
9040 (double_int::rrotate): New.
9041 (double_int::div): New.
9042 (double_int::sdiv): New.
9043 (double_int::udiv): New.
9044 (double_int::mod): New.
9045 (double_int::smod): New.
9046 (double_int::umod): New.
9047 (double_int::divmod): New.
9048 (double_int::sdivmod): New.
9049 (double_int::udivmod): New.
9050 (double_int::ext): New.
9051 (double_int::zext): New.
9052 (double_int::sext): New.
9053 (double_int::is_zero): New.
9054 (double_int::is_one): New.
9055 (double_int::is_minus_one): New.
9056 (double_int::is_negative): New.
9057 (double_int::cmp): New.
9058 (double_int::ucmp): New.
9059 (double_int::scmp): New.
9060 (double_int::ult): New.
9061 (double_int::ugt): New.
9062 (double_int::slt): New.
9063 (double_int::sgt): New.
9064 (double_int::max): New.
9065 (double_int::smax): New.
9066 (double_int::umax): New.
9067 (double_int::min): New.
9068 (double_int::smin): New.
9069 (double_int::umin): New.
9070 (double_int::operator ==): New.
9071 (double_int::operator !=): New.
9072 (shwi_to_double_int): Change implementation to use member function.
9073 (double_int_minus_one): Likewise.
9074 (double_int_zero): Likewise.
9075 (double_int_one): Likewise.
9076 (double_int_two): Likewise.
9077 (double_int_ten): Likewise.
9078 (uhwi_to_double_int): Likewise.
9079 (double_int_to_shwi): Likewise.
9080 (double_int_to_uhwi): Likewise.
9081 (double_int_fits_in_uhwi_p): Likewise.
9082 (double_int_fits_in_shwi_p): Likewise.
9083 (double_int_fits_in_hwi_p): Likewise.
9084 (double_int_mul): Likewise.
9085 (double_int_mul_with_sign): Likewise.
9086 (double_int_add): Likewise.
9087 (double_int_sub): Likewise.
9088 (double_int_neg): Likewise.
9089 (double_int_div): Likewise.
9090 (double_int_sdiv): Likewise.
9091 (double_int_udiv): Likewise.
9092 (double_int_mod): Likewise.
9093 (double_int_smod): Likewise.
9094 (double_int_umod): Likewise.
9095 (double_int_divmod): Likewise.
9096 (double_int_sdivmod): Likewise.
9097 (double_int_udivmod): Likewise.
9098 (double_int_multiple_of): Likewise.
9099 (double_int_setbit): Likewise.
9100 (double_int_ctz): Likewise.
9101 (double_int_not): Likewise.
9102 (double_int_ior): Likewise.
9103 (double_int_and): Likewise.
9104 (double_int_and_not): Likewise.
9105 (double_int_xor): Likewise.
9106 (double_int_lshift): Likewise.
9107 (double_int_rshift): Likewise.
9108 (double_int_lrotate): Likewise.
9109 (double_int_rrotate): Likewise.
9110 (double_int_cmp): Likewise.
9111 (double_int_scmp): Likewise.
9112 (double_int_ucmp): Likewise.
9113 (double_int_max): Likewise.
9114 (double_int_smax): Likewise.
9115 (double_int_umax): Likewise.
9116 (double_int_min): Likewise.
9117 (double_int_smin): Likewise.
9118 (double_int_umin): Likewise.
9119 (double_int_ext): Likewise.
9120 (double_int_sext): Likewise.
9121 (double_int_zext): Likewise.
9122 (double_int_mask): Likewise.
9123 (double_int_max_value): Likewise.
9124 (double_int_min_value): Likewise.
9125 (double_int_zero_p): Likewise.
9126 (double_int_one_p): Likewise.
9127 (double_int_minus_one_p): Likewise.
9128 (double_int_equal_p): Likewise.
9129 (double_int_popcount): Likewise.
9131 (double_int_mask): Reuse implementation for double_int::mask.
9132 (double_int_max_value): Likewise.
9133 (double_int_min_value): Likewise.
9134 (double_int_ext): Likewise.
9135 (double_int_zext): Likewise.
9136 (double_int_sext): Likewise.
9137 (double_int_mul_with_sign): Likewise.
9138 (double_int_divmod): Likewise.
9139 (double_int_sdivmod): Likewise.
9140 (double_int_udivmod): Likewise.
9141 (double_int_div): Likewise.
9142 (double_int_sdiv): Likewise.
9143 (double_int_udiv): Likewise.
9144 (double_int_mod): Likewise.
9145 (double_int_smod): Likewise.
9146 (double_int_umod): Likewise.
9147 (double_int_multiple_of): Likewise.
9148 (double_int_lshift): Likewise.
9149 (double_int_rshift): Likewise.
9150 (double_int_lrotate): Likewise.
9151 (double_int_rrotate): Likewise.
9152 (double_int_cmp): Likewise.
9153 (double_int_ucmp): Likewise.
9154 (double_int_scmp): Likewise.
9155 (double_int_max): Likewise.
9156 (double_int_smax): Likewise.
9157 (double_int_umax): Likewise.
9158 (double_int_min): Likewise.
9159 (double_int_smin): Likewise.
9160 (double_int_umin): Likewise.
9161 (double_int_min): Likewise.
9162 (double_int_min): Likewise.
9163 (double_int_min): Likewise.
9164 (double_int_min): Likewise.
9165 (double_int_min): Likewise.
9166 (double_int_min): Likewise.
9167 (double_int::alshift): New.
9168 (double_int::arshift): New.
9169 (double_int::llshift): New.
9170 (double_int::lrshift): New.
9171 (double_int::ult): New.
9172 (double_int::ugt): New.
9173 (double_int::slt): New.
9174 (double_int::sgt): New.
9175 (double_int_setbit): Reuse implementation for double_int::set_bit,
9176 which avoids a name conflict with a macro.
9177 (double_int_double_int_ctz): Reuse implementation for
9178 double_int::trailing_zeros.
9179 (double_int_fits_in_shwi_p): Reuse implementation for
9180 double_int::fits_signed.
9181 (double_int_fits_in_hwi_p): Reuse implementation for double_int::fits.
9182 (double_int_mul): Reuse implementation for binary
9183 double_int::operator *.
9184 (double_int_add): Likewise.
9185 (double_int_sub): Likewise.
9186 (double_int_neg): Reuse implementation for unary
9187 double_int::operator -.
9188 (double_int_max_value): Likewise.
9189 * fixed-value.c: Change to use member functions introduced above.
9191 2012-08-14 Lawrence Crowl <crowl@google.com>
9193 Merge cxx-conversion branch. Support tree macro calling from gdb.
9195 * tree.h (tree_check): New.
9196 (TREE_CHECK): Use inline function above instead of __extension__.
9197 (tree_not_check): New.
9198 (TREE_NOT_CHECK): Use inline function above instead of __extension__.
9200 (TREE_CHECK2): Use inline function above instead of __extension__.
9201 (tree_not_check2): New.
9202 (TREE_NOT_CHECK2): Use inline function above instead of __extension__.
9204 (TREE_CHECK3): Use inline function above instead of __extension__.
9205 (tree_not_check3): New.
9206 (TREE_NOT_CHECK3): Use inline function above instead of __extension__.
9208 (TREE_CHECK4): Use inline function above instead of __extension__.
9209 (tree_not_check4): New.
9210 (TREE_NOT_CHECK4): Use inline function above instead of __extension__.
9212 (TREE_CHECK5): Use inline function above instead of __extension__.
9213 (tree_not_check5): New.
9214 (TREE_NOT_CHECK5): Use inline function above instead of __extension__.
9215 (contains_struct_check): New.
9216 (CONTAINS_STRUCT_CHECK): Use inline function above instead of
9218 (tree_class_check): New.
9219 (TREE_CLASS_CHECK): Use inline function above instead of __extension__.
9220 (tree_range_check): New.
9221 (TREE_RANGE_CHECK): Use inline function above instead of __extension__.
9222 (omp_clause_subcode_check): New.
9223 (OMP_CLAUSE_SUBCODE_CHECK): Use inline function above instead of
9225 (omp_clause_range_check): New.
9226 (OMP_CLAUSE_RANGE_CHECK): Use inline function above instead of
9229 (EXPR_CHECK): Use inline function above instead of __extension__.
9230 (non_type_check): New.
9231 (NON_TYPE_CHECK): Use inline function above instead of __extension__.
9232 (tree_vec_elt_check): New.
9233 (TREE_VEC_ELT_CHECK): Use inline function above instead of
9235 (omp_clause_elt_check): New.
9236 (OMP_CLAUSE_ELT_CHECK): Use inline function above instead of
9238 (tree_operand_check): New.
9239 (TREE_OPERAND_CHECK): Use inline function above instead of
9241 (tree_operand_check_code): New.
9242 (TREE_OPERAND_CHECK_CODE): Use inline function above instead of
9244 (TREE_CHAIN): Simplify implementation.
9245 (TREE_TYPE): Simplify implementation.
9246 (tree_operand_length): Move for compilation dependences.
9247 * gdbinit.in: (macro define __FILE__): New.
9248 (macro define __LINE__): New.
9249 (skip "tree.h"): New.
9251 2012-08-14 Oleg Endo <olegendo@gcc.gnu.org>
9254 * config/sh/sh.md (cmp_div0s_0, cmp_div0s_1, *cmp_div0s_0,
9255 *cmp_div0s_1, *cbranch_div0s, *movsicc_div0s): New insns.
9256 * config/sh/sh.c (sh_rtx_costs): Handle div0s patterns.
9258 2012-08-14 Oleg Endo <olegendo@gcc.gnu.org>
9261 * config/sh/constraints.md (Sra): New constraint.
9262 * config/sh/predicates.md (simple_mem_operand,
9263 displacement_mem_operand, zero_extend_movu_operand): New predicates.
9264 (zero_extend_operand): Check zero_extend_movu_operand for SH2A.
9265 * config/sh/sh.md (*zero_extendqisi2_disp_mem,
9266 *zero_extendhisi2_disp_mem): Add new insns and two new related
9269 2012-08-14 Steven Bosscher <steven@gcc.gnu.org>
9271 * graphite-scop-detection.c (create_sese_edges): Compute dominance
9272 info before trying to fix loop structure.
9273 * cfgloopmanip.c (fix_loop_structure): Require fast DOM queries.
9274 * tree-cfgcleanup.c (repair_loop_structures): Likewise.
9275 * cfgloop.c (verify_loop_structure): Verify loop fathers.
9277 * dominance.c (init_dom_info): Use gcc_checking_assert, not gcc_assert.
9278 (dom_convert_dir_to_idx, compute_dom_fast_query,
9279 get_immediate_dominator, set_immediate_dominator, get_dominated_by,
9280 redirect_immediate_dominators, nearest_common_dominator,
9281 (dominated_by_p, bb_dom_dfs_in, bb_dom_dfs_out, recompute_dominator,
9282 iterate_fix_dominators, add_to_dominance_info,
9283 delete_from_dominance_info): Likewise.
9285 2012-08-14 Richard Guenther <rguenther@suse.de>
9287 * cfgexpand.c (expand_used_vars): Use virtual_operand_p.
9288 * gimple-pretty-print.c (dump_phi_nodes): Likewise.
9289 * gimple-streamer-out.c (output_bb): Likewise.
9290 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Likewise.
9291 (rewrite_reductions_out_of_ssa): Likewise.
9292 (rewrite_commutative_reductions_out_of_ss): Likewise.
9293 * ipa-split.c (verify_non_ssa_vars): Likewise.
9294 (consider_split): Likewise.
9295 (visit_bb): Likewise.
9296 (split_function): Likewise.
9297 * lto-streamer-out.c (output_ssa_names): Likewise.
9298 * sese.c (rename_uses): Likewise.
9299 * tree-cfg.c (replace_uses_by): Likewise.
9300 (gimple_merge_blocks): Likewise.
9301 (gimple_cfg2dot): Likewise.
9302 (verify_gimple_phi): Likewise.
9303 (replace_ssa_name): Likewise.
9304 (move_block_to_fn): Likewise.
9305 * tree-eh.c (cleanup_empty_eh_merge_phis): Likewise.
9306 * tree-if-conv.c (if_convertible_phi_p): Likewise.
9307 (predicate_scalar_phi): Likewise.
9308 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
9309 (copy_phis_for_bb): Likewise.
9310 * tree-loop-distribution.c (generate_loops_for_partition): Likewise.
9311 (destroy_loop): Likewise.
9312 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
9313 (insert_backedge_copies): Likewise.
9314 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
9315 (gather_scalar_reductions): Likewise.
9316 (try_create_reduction_list): Likewise.
9317 * tree-scalar-evolution.c (analyze_scalar_evolution_for_all_loop_ph):
9319 (scev_const_prop): Likewise.
9320 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
9321 (get_default_value): Likewise.
9322 (ccp_initialize): Likewise.
9323 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9324 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9325 (init_copy_prop): Likewise.
9326 * tree-ssa-dce.c (propagate_necessity): Likewise.
9327 (remove_dead_phis): Likewise.
9328 (forward_edge_to_pdom): Likewise.
9329 (eliminate_unnecessary_stmts): Likewise.
9330 * tree-ssa-live.c (partition_view_init): Likewise.
9331 (remove_unused_locals): Likewise.
9332 (register_ssa_partition_check): Likewise.
9333 * tree-ssa-loop-im.c (movement_possibility): Likewise.
9334 (move_computations_stmt): Likewise.
9335 * tree-ssa-loop-ivopts.c (determine_biv_step): Likewise.
9336 (record_invariant): Likewise.
9337 (find_interesting_uses_outside): Likewise.
9338 (determine_set_costs): Likewise.
9339 * tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
9340 (find_uses_to_rename_use): Likewise.
9341 (check_loop_closed_ssa_use): Likewise.
9342 (rewrite_phi_with_iv): Likewise.
9343 (canonicalize_loop_ivs): Likewise.
9344 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9345 * tree-ssa-phiopt.c (hoist_adjacent_loads): Likewise.
9346 * tree-ssa-pre.c (make_values_for_phi): Likewise.
9347 (compute_avail): Likewise.
9348 (eliminate): Likewise.
9349 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
9350 * tree-ssa-reassoc.c (phi_rank): Likewise.
9351 * tree-ssa-strlen.c (strlen_enter_block): Likewise.
9352 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
9353 (ipa_pta_execute): Likewise.
9354 * tree-ssa-tail-merge.c (same_succ_hash): Likewise.
9355 (release_last_vdef): Likewise.
9356 (same_phi_alternatives_1): Likewise.
9357 (bb_has_non_vop_phi): Likewise.
9358 (vop_phi): Likewise.
9359 * tree-ssa-threadedge.c (record_temporary_equivalences_from_phis):
9361 * tree-ssa-uninit.c (warn_uninitialized_phi): Likewise.
9362 (execute_late_warn_uninitialized): Likewise.
9363 * tree-ssa.c (verify_ssa_name): Likewise.
9364 (verify_phi_args): Likewise.
9365 (verify_ssa): Likewise.
9366 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9367 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
9369 (slpeel_tree_peel_loop_to_edge): Likewise.
9370 (vect_can_advance_ivs_p): Likewise.
9371 (vect_update_ivs_after_vectorizer): Likewise.
9372 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
9373 * tree-vrp.c (remove_range_assertions): Likewise.
9374 * value-prof.c (gimple_divmod_values_to_profile): Likewise.
9376 2012-08-14 Richard Guenther <rguenther@suse.de>
9378 PR tree-optimization/54146
9379 * tree-ssa-pre.c (do_regular_insertion): Use a VEC
9380 indexed by pred edge index for avail.
9381 (do_partial_partial_insertion): Likewise.
9382 (insert_into_preds_of_block): Adjust.
9384 2012-08-14 Richard Guenther <rguenther@suse.de>
9386 * gimplify.c (create_tmp_from_val): Mark temporary with
9387 DECL_GIMPLE_REG_P here ...
9388 (internal_get_tmp_var): ... instead of here. If we go into
9389 SSA create an SSA name instead of a VAR_DECL.
9390 (gimplify_modify_expr): Do not create SSA names here, assert
9391 we already got them.
9392 (force_gimple_operand_1): Create an SSA name if we go into SSA.
9393 * sese.c (rename_uses): Simplify.
9395 2012-08-14 Richard Guenther <rguenther@suse.de>
9397 * tree-into-ssa.c: Include diagnostic-core.h.
9398 * Makefile.in (tree-into-ssa.o): Adjust.
9400 2012-08-14 Richard Guenther <rguenther@suse.de>
9402 * tree-into-ssa.c (update_ssa): Verify we do not rename
9403 symbols that are already partly in SSA form.
9405 2012-08-14 Jakub Jelinek <jakub@redhat.com>
9408 PR rtl-optimization/53495
9409 * ira.c (ira): Move delete_trivially_dead_insns call before
9410 find_moveable_pseudos call.
9412 2012-08-13 Steven Bosscher <steven@gcc.gnu.org>
9414 * tree-ssa-pre.c (do_regular_insertion): Add FIXME markers at points
9415 of potentially huge memset overhead.
9416 (do_partial_partial_insertion): Likewise.
9417 * cfgexpand.c (gimple_expand_cfg): Use XCNEWVEC instead of xcalloc.
9418 * tree-vrp.c (find_assert_locations): Use XNEWVEC instead of XCNEWVEC
9419 for arrays to be filled by pre_and_rev_post_order_compute. Allocate
9420 the right number of slots, not that number plus NUM_FIXED_BLOCKS.
9421 * tree-ssa-reassoc.c (init_reassoc): Likewise.
9422 * cfganal.c (dfs_enumerate_from): Use XNEWVEC instead of XCNEWVEC for
9423 array used as stack.
9424 * tree-ssa-sccvn.c (init_scc_vn): Use XNEWVEC instead of XCNEWVEC for
9425 arrays to be filled by pre_and_rev_post_order_compute.
9426 * cfgloopmanip.c (find_path): Use XNEWVEC instead of XCNEWVEC for
9427 array to be filled by dfs_enumerate_from.
9428 (remove_path): Likewise.
9429 (duplicate_loop_to_header_edge): Use XNEWVEC instead of XCNEWVEC for
9430 array of loops that is filled on the next lines.
9431 * cfgloop.c (get_loop_body): Use XNEWVEC instead of XCNEWVEC for
9432 array of basic blocks to be returned.
9433 (get_loop_body_in_dom_order): Likewise.
9434 (get_loop_body_in_bfs_order): Likewise.
9435 * tree-ssa-loop-manip.c (loop_renamer_obstack): New static obstack
9436 for all bitmaps used for rewriting into loop-closed SSA form.
9437 (add_exit_phis_var): Allocate the def bitmap on it. Clear the livein
9438 bitmap at the end to release a lot of memory.
9439 (add_exit_phis): Allocate the exits bitmap on the new obstack.
9440 (get_loops_exits): Allocate the exits bitmap on the new obstack.
9441 (find_uses_to_rename_use): Allocate a use_blocks bitmap if ver is
9442 seen for the first time.
9443 (find_uses_to_rename): Add "???" for why the whole function must
9444 be re-scanned if changed_bbs is empty.
9445 (rewrite_into_loop_closed_ssa): Allocate bitmaps on the new obstack.
9446 Use XNEWVEC to allocate the use_blocks array. Initialize the new
9447 obstack, and free it at the end. Remove loop over all SSA names.
9448 (check_loop_closed_ssa_stmt): Look only at SSA_OP_USE operands.
9449 * tree-cfg.c (move_sese_region_to_fn): Use XNEWVEC instead of
9450 xcalloc to allocate edge_pred and edge_flag arrays.
9452 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
9454 * config/i386/i386.h (FIXED_REGISTERS): Do not mark REX registers here.
9455 (CALL_USED_REGISTERS): Use bitmaps to mark call-used registers
9457 (enum reg_class): Move CLOBBERED_REGS just before GENERAL_REGS.
9458 (REG_CLASS_NAMES): Update.
9459 (REG_CLASS_CONTENTS): Update. Clear CLOBBERED_REGS members.
9460 * config/i386/i386.c (ix86_conditional_register_usage): Disable
9461 REX registers on 32bit targets. Handle bitmaps from
9462 CALL_USED_REGISTERS initializer. Calculate CLOBBERED_REGS register
9463 set from GENERAL_REGS also for 32bit targets. Do not change call
9464 used register set for TARGET_64BIT_MS_ABI separately.
9466 2012-08-13 Richard Guenther <rguenther@suse.de>
9468 * basic-block.h (struct basic_block): Remove loop_depth
9469 member, move flags and index members next to each other.
9470 * cfgloop.h (bb_loop_depth): New inline function.
9471 * cfghooks.c (split_block): Do not set loop_depth.
9472 (duplicate_block): Likewise.
9473 * cfgloop.c (flow_loop_nodes_find): Likewise.
9474 (flow_loops_find): Likewise.
9475 (add_bb_to_loop): Likewise.
9476 (remove_bb_from_loops): Likewise.
9477 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9478 * gimple-streamer-in.c (input_bb): Do not stream loop_depth.
9479 * gimple-streamer-out.c (output_bb): Likewise.
9480 * bt-load.c: Include cfgloop.h.
9481 (migrate_btr_defs): Use bb_loop_depth.
9482 * cfg.c (dump_bb_info): Likewise.
9483 * final.c (compute_alignments): Likewise.
9484 * ira.c (update_equiv_regs): Likewise.
9485 * tree-ssa-copy.c (init_copy_prop): Likewise.
9486 * tree-ssa-dom.c (loop_depth_of_name): Likewise.
9487 * tree-ssa-forwprop.c: Include cfgloop.h.
9488 (forward_propagate_addr_expr): Use bb_loop_depth.
9489 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
9490 * tree-ssa-sink.c (select_best_block): Likewise.
9491 * ipa-inline-analysis.c: Include cfgloop.h.
9492 (estimate_function_body_sizes): Use bb_loop_depth.
9493 * Makefile.in (tree-ssa-forwprop.o): Depend on $(CFGLOOP_H).
9494 (ipa-inline-analysis.o): Likewise.
9495 (bt-load.o): Likewise.
9497 2012-08-13 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
9498 Jakub Jelinek <jakub@redhat.com>
9501 * config/i386/driver-i386.c (host_detect_local_cpu): Test bit_PRFCHW
9502 bit of CPUID 0x80000001 %ecx instead of CPUID 7 %ecx.
9503 * config/i386/cpuid.h (bits_PRFCHW): Move definition to CPUID
9504 0x80000001 %ecx flags.
9506 2012-08-13 Richard Guenther <rguenther@suse.de>
9508 * tree-cfg.c (print_loop): Avoid ICEing for loops marked for
9509 removal and loops with multiple latches.
9511 2012-08-13 Jakub Jelinek <jakub@redhat.com>
9514 * tree.c (integer_pow2p): Avoid undefined signed overflows.
9515 * simplify-rtx.c (neg_const_int): Likewise.
9516 * expr.c (fixup_args_size_notes): Likewise.
9517 * stor-layout.c (set_min_and_max_values_for_integral_type): Likewise.
9518 * double-int.c (mul_double_wide_with_sign): Likewise.
9519 (double_int_mask): Likewise.
9520 * tree-ssa-loop-ivopts.c (get_address_cost): Likewise.
9522 2012-08-13 Richard Guenther <rguenther@suse.de>
9524 PR tree-optimization/54200
9525 * tree-ssa-copyrename.c (rename_ssa_copies): Do not add
9526 PHI results to another partition if not all PHI arguments
9527 have the same partition.
9529 2012-08-12 Jan Hubicka <jh@suse.cz>
9531 * tree-pass.h (write_summary, write_optimization_summary): Remove
9532 set and vset arguments.
9533 * ipa-cp.c (ipcp_write_summary): Remove set and vset arugments.
9534 (write_node_summary_p): Likewise; use the encoder.
9535 (ipa_reference_write_optimization_summary): Likewise.
9536 * lto-cgraph.c (output_cgraph_opt_summary): Use encoder.
9537 (lto_symtab_encoder_new): Initialize in_partition field.
9538 (lto_symtab_encoder_delete): Destroy in_partition field.
9539 (LCC_NOT_FOUND): Move to lto-streamer.h
9540 (lto_symtab_encoder_deref): Likewise.
9541 (lto_symtab_encoder_in_partition_p,
9542 lto_set_symtab_encoder_in_partition): New functions.
9543 (referenced_from_other_partition_p): Rewrite to use encoder.
9544 (reachable_from_other_partition_p): Likewise.
9545 (referenced_from_this_partition_p): Likewise.
9546 (reachable_from_this_partition_p): Likewise.
9547 (lto_output_node): Likewise.
9548 (lto_output_varpool_node): Likewise.
9549 (output_refs): Likewise.
9550 (compute_ltrans_boundary): Initialize in_partition fileds of
9552 (output_symtab): Likewise.
9553 (input_refs): Match the changes in output_refs.
9554 (output_cgraph_opt_summary_p): Remove set argument.
9555 (output_node_opt_summary): Replace set by encoder.
9556 (output_cgraph_opt_summary): Remove set argument; use
9558 * ipa-pure-const.c (pure_const_write_summary): Remove set and vset
9559 arguments; use the encoder.
9560 * lto-streamer-out.c (lto_output): Remove set and vset argument; use
9562 (produce_symtab): Likewise.
9563 * ipa-inline.h (inline_write_summary): Remove set and vset arguments.
9564 * ipa-inline-analysis.c (inline_write_summary): Likewise.
9565 * ipa-prop.c (ipa_prop_write_jump_functions): Remove set argument;
9567 * ipa-prop.h (ipa_prop_write_jump_functions): Likewise.
9568 * passes.c (ipa_write_summaries_2): Remove set and vset arguments.
9569 (ipa_write_summaries_1): Update.
9570 (ipa_write_optimization_summaries_1): Likewise.
9571 (ipa_write_optimization_summaries): Likewise.
9572 * lto-streamer.h (lto_symtab_encoder_t): Add in_partition.
9573 (lto_symtab_encoder_iterator): New type.
9574 (lto_symtab_encoder_deref): Make inline.
9575 (output_symtab, referenced_from_other_partition_p,
9576 reachable_from_other_partition_p, referenced_from_this_partition_p,
9577 reachable_from_this_partition_p): Update.
9578 (lsei_end_p, lsei_next, lsei_node, lsei_cgraph_node,
9579 lsei_varpool_node): New inline functions.
9580 (LCC_NOT_FOUND): New macro.
9581 (lto_symtab_encoder_deref, lsei_start, lsei_next_in_partition,
9582 lsei_start_in_partition, lsei_next_function_in_partition,
9583 lsei_start_function_in_partition, lsei_next_variable_in_partition,
9584 lsei_start_variable_in_partition): New inline functions.
9586 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
9588 * config/sh/sh.md (prefetch): Simplify expander. Fix condition to
9590 (*prefetch_media): Move insn below expander.
9591 (*prefetch): Fix condition to allow SH3.
9593 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
9596 * config/sh/sh.md: Add splits for inverted compare and branch
9598 (*cmpeqsi_t): New insn.
9599 (cmpgtsi_t, cmpgesi_t): Swap r and N alternatives.
9600 (cmpgeusi_t): Use satisfies_constraint_Z. Emit sett insn in
9601 replacement insn list and not in the preparation statements.
9602 (clrt, sett): Add mt_group attribute.
9604 2012-08-12 Marc Glisse <marc.glisse@inria.fr>
9607 * gimple-pretty-print.c (dump_ternary_rhs): Handle 4 arguments.
9609 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
9612 * config/sh/predicates.md (mem_index_disp_operand): Check for
9613 arith_reg_operand instead of REG_P.
9615 2012-08-11 Bernd Schmidt <bernds@codesourcery.com>
9617 * reload1.c (replaced_subreg, gen_reload): Add
9618 SECONDARY_MEMORY_NEEDED ifdefs as necessary.
9620 2012-08-11 Jan Hubicka <jh@suse.cz>
9622 * lto-section-in.c (lto_section_name): Do not use "symtab" as part of
9623 symtab_node sectoin name; it confuses plugin.
9625 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
9627 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Shift DECL_UID
9628 index in the va_list_vars bitmap by num_ssa_names.
9630 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
9632 * config/i386/sse.md (xop integer multiply/add insns): Use
9633 register_operand for operand 3 predicate.
9634 (xop_phadd<u>bq): Fix vec_select selectors.
9636 2012-08-11 Martin Jambor <mjambor@suse.cz>
9639 * ipa-inline.h (condition): New fields offset, agg_contents and by_ref.
9640 * ipa-inline-analysis.c (agg_position_info): New type.
9641 (add_condition): New parameter aggpos, also store agg_contents, by_ref
9643 (dump_condition): Also dump aggregate conditions.
9644 (evaluate_conditions_for_known_args): Also handle aggregate
9645 conditions. New parameter known_aggs.
9646 (evaluate_properties_for_edge): Gather known aggregate contents.
9647 (inline_node_duplication_hook): Pass NULL known_aggs to
9648 evaluate_conditions_for_known_args.
9649 (unmodified_parm): Split into unmodified_parm and unmodified_parm_1.
9650 (unmodified_parm_or_parm_agg_item): New function.
9651 (set_cond_stmt_execution_predicate): Handle values passed in
9653 (set_switch_stmt_execution_predicate): Likewise.
9654 (will_be_nonconstant_predicate): Likewise.
9655 (estimate_edge_devirt_benefit): Pass new parameter known_aggs to
9656 ipa_get_indirect_edge_target.
9657 (estimate_calls_size_and_time): New parameter known_aggs, pass it
9658 recrsively to itself and to estimate_edge_devirt_benefit.
9659 (estimate_node_size_and_time): New vector known_aggs, pass it o
9660 functions which need it.
9661 (remap_predicate): New parameter offset_map, use it to remap aggregate
9663 (remap_edge_summaries): New parameter offset_map, pass it recursively
9664 to itself and to remap_predicate.
9665 (inline_merge_summary): Also create and populate vector offset_map.
9666 (do_estimate_edge_time): New vector of known aggregate contents,
9667 passed to functions which need it.
9668 (inline_read_section): Stream new fields of condition.
9669 (inline_write_summary): Likewise.
9670 * ipa-cp.c (ipa_get_indirect_edge_target): Also examine the aggregate
9671 contents. Let all local callers pass NULL for known_aggs.
9673 2012-08-11 Jan Hubicka <jh@suse.cz>
9675 * lto-cgraph.c (output_cgraph): Rename to ...
9676 (output_symtab): ... this one. Update for LTO_section_symtab_nodes.
9677 (input_cgraph): Rename to ...
9678 (input_symtab): ... this one. Update for LTO_section_symtab_nodes.
9679 * lto-streamer-out.c (create_output_block): Do not set
9681 (produce_asm): Likewise.
9682 (lto_output_toplevel_asms): Likewise.
9683 (produce_asm_for_decls): Likewise.
9684 (lto_output): Use output_symtab.
9685 * lto-section-in.c (lto_section_name): Update.
9686 * lto-section-out.c (lto_destroy_simple_output_block): Remove
9688 * lto-streamer.h (enum lto_section_type): Remove LTO_section_varpool;
9689 rename LTO_section_cgraph to LTO_section_symtab_nodes.
9690 (struct lto_header): Remove section_type.
9692 2012-08-11 Jan Hubicka <jh@suse.cz>
9694 * cgraph.h (vector types for symtab_node): Add.
9695 * ipa-reference.c (ipa_reference_write_optimization_summary): Update
9696 for new symtab encoder.
9697 (ipa_reference_read_optimization_summary): Likewise.
9698 * lto-cgraph.c (output_varpool): Remove.
9699 (input_cgraph_opt_summary): Take symtab nodes vector as argument.
9700 (LTO_cgraph_tags): Rename to ...
9701 (LTO_symtab_tags): ... this one; add LTO_symtab_variable.
9702 (lto_cgraph_encoder_new): Rename to ...
9703 (lto_symtab_encoder_new): ... this on.
9704 (lto_cgraph_encoder_encode): Rename to ...
9705 (lto_symtab_encoder_encode): ... this one.
9706 (lto_cgraph_encoder_delete): Rename to ...
9707 (lto_symtab_encoder_delete): ... this one.
9708 (lto_cgraph_encoder_deref): Rename to ...
9709 (lto_symtab_encoder_deref): ... this one.
9710 (lto_cgraph_encoder_encode_body_p): Rename to ...
9711 (lto_symtab_encoder_encode_body_p): ... this one.
9712 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
9713 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
9714 lto_varpool_encoder_deref): Remove.
9715 (lto_varpool_encoder_encode_initializer_p): Rename to ...
9716 (lto_symtab_encoder_encode_initializer_p): ... this one.
9717 (lto_set_varpool_encoder_encode_initializer): Rename to ...
9718 (lto_set_symtab_encoder_encode_initializer): ... this one.
9719 (lto_output_edge): Update.
9720 (lto_output_node): Update.
9721 (lto_output_varpool_node): Update; stream out LTO_symtab_variable tag.
9722 (lto_output_ref): Drop varpool_encoder; update.
9723 (add_node_to): Update.
9724 (add_references): Update.
9725 (output_outgoing_cgraph_edges): Update.
9726 (output_refs): Update.
9727 (compute_ltrans_boundary): Update.
9728 (output_cgraph): Update; output varpools too.
9729 (input_overwrite_node): Update.
9730 (output_varpool): Remove.
9731 (input_node): Update.
9732 (input_ref): Update.
9733 (input_edge): Update.
9734 (input_cgraph_1): Update; input varpool too; unify fixup code.
9735 (input_varpool_1): Remove.
9736 (input_refs): Update.
9737 (input_cgraph): Update.
9738 (output_node_opt_summary): Update.
9739 (input_cgraph_opt_section): Update.
9740 (input_cgraph_opt_summary): Update.
9741 * ipa-pure-const.c (pure_const_write_summary): Update.
9742 (pure_const_read_summary): Update.
9743 * lto-streamer-out.c (lto_write_tree): Update.
9744 (lto_output): Likewise.
9745 (produce_symtab): Update.
9746 (produce_asm_for_decls): Update.
9747 * ipa-inline-analysis.c (inline_read_section): Update.
9748 (inline_write_summary): Update.
9749 * ipa-prop.c (ipa_write_node_info): Update.
9750 (ipa_prop_read_section): Update.
9751 * lto-streamer.h (lto_cgraph_encoder_d): Rename to ...
9752 (lto_symtab_encoder_d): ... this one; add initializer.
9753 (lto_cgraph_encoder_t): Rename to ...
9754 (lto_symtab_encoder_t): ... this one.
9755 (lto_cgraph_encoder_size): Rename to ...
9756 (lto_symtab_encoder_size): ... this one.
9757 (lto_varpool_encoder_d): ... remove.
9758 (lto_varpool_encoder_t): Remove.
9759 (lto_out_decl_state): Remove cgraph_node_encoder, varpool_node_encoder
9760 add symtab_node_encoder.
9761 (lto_file_decl_data): Likewise.
9762 (lto_cgraph_encoder_deref, lto_cgraph_encoder_lookup,
9763 lto_cgraph_encoder_new, lto_cgraph_encoder_encode,
9764 lto_cgraph_encoder_delete, lto_cgraph_encoder_encode_body_p,
9765 lto_varpool_encoder_encode_body_p, lto_varpool_encoder_deref,
9766 lto_varpool_encoder_lookup, lto_varpool_encoder_new,
9767 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
9768 lto_varpool_encoder_encode_initializer_p): Remove.
9769 (lto_symtab_encoder_deref, lto_symtab_encoder_lookup,
9770 lto_symtab_encoder_t, lto_symtab_encoder_encode,
9771 lto_symtab_encoder_delete, lto_symtab_encoder_encode_body_p,
9772 lto_symtab_encoder_encode_initializer_p): New.
9774 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
9776 * config/i386/i386.md (isa): Add fma and fma4.
9777 (enabled): Handle fma and fma4.
9778 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
9779 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
9780 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
9781 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
9782 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
9783 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
9785 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
9787 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
9788 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
9789 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
9791 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
9793 * config/i386/i386.md (simple LEA peephole2s): Add zero-extend
9794 variants of PLUS and MULT simple LEA patterns. Disable PLUS
9795 patterns for TARGET_OPT_AGU.
9797 2012-08-10 Richard Guenther <rguenther@suse.de>
9799 * Makefile.in (OBJS): Remove matrix-reorg.o.
9800 (matrix-reorg.o): Remove dependence rule.
9801 (GTFILES): Remove matrix-reorg.c.
9802 * matrix-reorg.c: Remove.
9803 * passes.c (init_optimization_passes): Do not schedule
9804 pass_ipa_matrix_reorg.
9805 * tree-pass.h (pass_ipa_matrix_reorg): Remove.
9806 * common.opt (fipa-matrix-reorg): Stub out.
9807 * doc/invoke.texi (fipa-matrix-reorg): Remove documentation.
9809 2012-08-10 Richard Guenther <rguenther@suse.de>
9812 * fold-const.c (fold_ternary_loc): Do not reverse the mask
9813 when canonicalizing it when folding VEC_PERM_EXPR.
9815 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9818 * gimple-ssa-strength-reduction.c (analyze_candidates_and_replace):
9819 Use cand_type to determine whether pointer arithmetic will be generated.
9821 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9823 * doc/sourcebuild.texi: Document long_neq_int effective target.
9825 2012-08-10 Richard Guenther <rguenther@suse.de>
9827 PR tree-optimization/54109
9828 * tree-ssa-forwprop.c
9829 (forward_propagate_addr_into_variable_array_index): Remove.
9830 (forward_propagate_addr_expr_1): Adjust.
9832 2012-08-10 Richard Guenther <rguenther@suse.de>
9834 * tree-cfg.c (dump_function_to_file): Make sure to dump
9835 anonymous SSA names when there are no local decls.
9837 2012-08-10 Steven Bosscher <steven@gcc.gnu.org>
9839 * tree-ssa-pre.c (alloc_expression_id): Fix use of VEC_reserve.
9840 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
9841 (mark_phi_for_rewrite): Likewise.
9842 (compute_global_livein): Use VEC_reserve outside the innermost
9843 loop and VEC_quick_push instead of VEC_safe_push in that loop.
9844 (update_ssa): Re-organize to avoid unnecessary sbitmap_zero'ing
9845 of new_ssa_names and old_ssa_names. Allocate phis_to_rewrite to
9846 the correct initial size.
9848 2012-08-10 Richard Guenther <rguenther@suse.de>
9850 * tree-ssa-pre.c (pretemp, storetemp, prephitemp): Remove.
9851 (need_creation): Remove.
9852 (get_representative_for): Use anonymous named SSA names.
9853 (create_expression_by_pieces): Likewise.
9854 (insert_into_preds_of_block): Likewise.
9855 (init_pre): Do not init removed vars.
9856 (fini_pre): Do not free need_creation.
9857 * tree-ssa-forwprop.c (simplify_bitwise_binary): Use anonymous
9859 * tree-ssa-loop-manip.c (create_iv): Likewise.
9860 * value-prof.c (gimple_divmod_fixed_value): Likewise.
9861 (gimple_mod_pow2): Likewise.
9862 (gimple_mod_subtract): Likewise.
9863 (gimple_ic): Likewise.
9864 (gimple_stringop_fixed_value): Likewise.
9865 * tree-ssa-phiopt.c (condstoretemp): Remove.
9866 (tree_ssa_phiopt_worker): Use anonymous named SSA names.
9867 (conditional_replacement): Likewise.
9868 (abs_replacement): Likewise.
9869 (cond_store_replacement): Likewise.
9870 (cond_if_else_store_replacement_1): Likewise.
9871 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
9872 (rewrite_bittest): Likewise.
9873 * tree-ssa-reassoc.c (build_and_add_sum): Get type from callers
9874 and build anonymous SSA names.
9875 (undistribute_ops_list): Adjust.
9876 (eliminate_redundant_comparison): Use anonymous SSA names.
9877 (rewrite_expr_tree_parallel): Likewise.
9878 (get_reassoc_pow_ssa_name): Remove.
9879 (attempt_builtin_powi): Adjust.
9880 (reassociate_bb): Likewise.
9881 * tree-ssa-strlen.c (get_string_length): Use anonymous SSA names.
9882 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
9883 (build_arrays): Likewise.
9884 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
9885 (create_tailcall_accumulator): Likewise.
9886 * tree-vect-generic.c (expand_vector_divmod): Likewise.
9887 * tree-profile.c (gcov_type_tmp_var): Remove.
9888 (gimple_init_edge_profiler): Do not initialize it and use anonymous
9890 (gimple_gen_ic_profiler): Likewise.
9891 (tree_profiling): Adjust.
9892 * tree-sra.c (build_ref_for_offset): Use anonymous SSA names.
9893 * tree-ssa-math-opts.c (execute_cse_sincos_1): Likewise.
9894 (powi_as_mults_1): Likewise.
9895 (powi_as_mults): Likewise.
9896 (build_and_insert_call): Adjust.
9897 (build_and_insert_binop): Likewise.
9898 (build_and_insert_ref): Likewise.
9899 (build_and_insert_cast): Likewise.
9900 (gimple_expand_builtin_pow): Likewise.
9901 (gimple_expand_builtin_cabs): Likewise.
9902 (execute_optimize_bswap): Use anonymous SSA names.
9903 (convert_mult_to_widen): Likewise.
9904 (convert_plusminus_to_widen): Likewise.
9905 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
9906 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
9907 * tree-if-conv.c (ifc_temp_var): Likewise.
9908 * tree-loop-distribution.c (generate_memset_builtin): Likewise.
9909 * tree-parloops.c (take_address_of): Likewise.
9910 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
9911 (vect_permute_load_chain): Likewise.
9912 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Likewise.
9913 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
9914 (vect_handle_widen_op_by_const): Likewise.
9915 (vect_operation_fits_smaller_type): Likewise.
9916 (vect_recog_over_widening_pattern): Likewise.
9917 * tree-vect-stmts.c (vect_init_vector): Likewise.
9918 * tree-vrp.c (simplify_truth_ops_using_ranges): Likewise.
9919 (simplify_float_conversion_using_ranges): Likewise.
9921 2012-08-10 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
9923 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix
9924 target mask of __builtin_ia32_rdseed_di_step builtin.
9926 2012-08-10 Richard Guenther <rguenther@suse.de>
9928 PR tree-optimization/54027
9929 * tree-vrp.c (extract_range_from_binary_expr_1): Merge RSHIFT_EXPR
9930 and LSHIFT_EXPR handling, force -fwrapv for the multiplication used
9931 to handle LSHIFT_EXPR with a constant.
9933 2012-08-10 Richard Guenther <rguenther@suse.de>
9935 * tree.h (SSA_NAME_VAR): Return NULL_TREE if an IDENTIFIER_NODE
9937 (SSA_NAME_IDENTIFIER): Return the IDENTIFIER_NODE of the SSA_NAME
9938 or its SSA_NAME_VAR.
9939 (SET_SSA_NAME_VAR_OR_IDENTIFIER): New setter.
9940 * tree-ssanames.c (make_ssa_name_fn): Handle creating anonymous
9941 SSA names by passing a type instead of a variable decl.
9942 (release_ssa_name): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
9943 (copy_ssa_name_fn): Handle anonymous SSA names.
9944 (replace_ssa_name_symbol): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
9945 * tree-flow-inline.h (make_temp_ssa_name): New inline function.
9946 * tree-pretty-print.c (dump_generic_node): Use SSA_NAME_IDENTIFIER,
9947 dump SSA names without a name as <anon>.
9948 * cfgexpand.c (expand_used_vars): Assing anonymous SSA names we are
9949 going to expand a decl.
9950 (gimple_expand_cfg): Assign all SSA names of a partition the
9951 decl we created for its leader.
9952 * tree-ssa.c (target_for_debug_bind): Handle SSA_NAMEs.
9953 (verify_ssa_name): Handle anonymous SSA names.
9954 (verify_def): Likewise.
9955 * tree-predcom.c (eliminate_temp_copies): Likewise.
9956 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9957 * tree-ssa-live.c (var_map_base_init): Compute conflicts for
9958 anonymous SSA names with the same type.
9959 (mark_all_vars_used_1): Handle anonymous SSA names.
9960 (verify_live_on_entry): Likewise.
9961 * tree-ssa-coalesce.c (abnormal_corrupt): Remove.
9962 (create_outofssa_var_map): Adjust with respect to conflicts we
9963 compute for anonymous SSA names. Do not restrict abnormal
9965 (coalesce_partitions): Do not restrict abnormal coalescing.
9966 Assert we only ever coalesce variables we computed conflicts for.
9967 * tree-ssa-ter.c (process_replaceable): Do not restrict TER
9969 * expr.c (expand_expr_real_1): Handle anonymous SSA names
9970 expanded from IVOPTs by creating a raw REG here.
9971 * tree-cfg.c (replace_ssa_name): Handle anonymous SSA names.
9972 (dump_function_to_file): Dump anonymous SSA names alongside
9973 with their types in the variable list.
9974 (verify_gimple_return): Guard use of SSA_NAME_VAR.
9975 * tree-into-ssa.c (mark_for_renaming): Handle a NULL symbol.
9976 (rewrite_into_ssa): Make SSA names anonymous.
9977 * tree-ssa-structalias.c (alias_get_name): Rewrite.
9978 * tree-ssa-uninit.c (ssa_undefined_value_p): Handle anonymous
9980 (warn_uninitialized_phi): Likewise.
9981 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Defer expanding
9982 anonymous SSA names to the expander.
9983 (determine_iv_cost): Anonymous SSA names are artificial.
9984 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9985 Handle anonymous SSA names.
9986 * lto-streamer-out.c (output_ssa_names): Stream SSA_NAME_VAR
9987 or if NULL, the type of the SSA name.
9988 * tree-inline.c (remap_ssa_name): Handle anonymous SSA names,
9989 remap names as anonymous where appropriate.
9990 (insert_init_stmt): Pass SSA names down to insert_init_debug_bind.
9991 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Adjust
9992 according to what we create conflicts for in out-of-SSA
9994 * tree-parloops.c (separate_decls_in_region_name): Handle
9995 anonymous SSA names.
9996 (add_field_for_name): Likewise.
9997 * tree.c (get_name): Handle SSA names.
9998 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Defer to get_name for
10000 * tree-vect-loop-manip.c (adjust_debug_stmts): Use
10002 * tree-sra.c (create_access_replacement): Give up generating
10003 a DECL_DEBUG_EXPR for SSA names in the memory reference.
10004 (replace_removed_params_ssa_names): Guard use of SSA_NAME_VAR.
10005 * tree-complex.c (get_component_ssa_name): Handle anonymous
10007 (set_component_ssa_name): Likewise.
10008 * tree-ssa-sccvn.c (visit_reference_op_load): Likewise.
10009 * tree-object-size.c (collect_object_sizes_for): Handle
10010 uninitialized SSA names properly.
10011 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Guard use of
10013 * ipa-split.c (test_nonssa_use): Likewise.
10014 (consider_split): Likewise.
10015 (mark_nonssa_use): Likewise.
10017 2012-08-09 Jan Hubicka <jh@suse.cz>
10019 PR middle-end/54146
10020 * ipa-inline-transform.c (inline_call): Add UPDATE_OVERALL_SUMMARY
10021 parameter; honnor it.
10022 * ipa-inline.c (recursive_inlining): Update call
10024 (inline_small_functions): Likewise.
10025 (ipa_inline): Likewise.
10026 (inline_always_inline_functions): Likewise.
10027 (early_inline_small_functions): Likewise.
10028 (flatten_function): Do separate update of summary info.
10029 * ipa-inline.h (inline_update_overall_summary): Declare.
10030 (inline_call): Update.
10031 * ipa-inline-analysis.c (inline_merge_summary): Break out
10032 updating code to ...
10033 (inline_update_overall_summary): Likewise.
10035 2012-08-09 Richard Henderson <rth@redhat.com>
10037 * config/s390/s390.c (s390_expand_insv): Use VOIDmode in gen_rtx_SET.
10039 * config/s390/s390.c (s390_expand_cs_hqi): Copy val to a temp before
10040 performing the compare for the restart loop.
10042 2012-08-09 DJ Delorie <dj@redhat.com>
10044 * config/rl78/rl78.c (rl78_alloc_physical_registers): Check for
10045 SET before extracting SET_SRC.
10046 (rl78_remove_unused_sets): Check for REG before extractnig REGNO.
10048 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10051 * config/sh/sh-protos (shift_insns_rtx): Delete.
10052 (sh_ashlsi_clobbers_t_reg_p): Add.
10053 * config/sh/sh.c (shift_insns, shift_amounts, ext_shift_insns,
10054 ext_shift_amounts): Merge arrays of ints to array of structs.
10055 Adapt usage of arrays throughout the file.
10056 (shift_insns_rtx): Delete unused function.
10057 (sh_ashlsi_clobbers_t_reg_p): New function.
10058 * config/sh/sh.md (ashlsi3): Emit ashlsi3_n_clobbers_t insn if the
10059 final shift sequence will clobber T_REG.
10060 (ashlsi3_n): Split only if the final shift sequence will not
10062 (ashlsi3_n_clobbers_t): New insn_and_split.
10064 2012-08-09 Steven Bosscher <steven@gcc.gnu.org>
10066 * calls.c (mem_overlaps_already_clobbered_arg_p): Use SBITMAP_SIZE
10067 instead of looking at sbitmap n_bits member directly.
10068 * gcse.c (hoist_code): Likewise.
10069 * sched-rgn.c (split_edges): Likewise.
10070 * tree-into-ssa.c (is_old_name, is_new_name, add_new_name_mapping,
10071 update_ssa): Likewise.
10073 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
10075 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Return preferred
10076 single unit register class for classes that contain registers form
10078 (REG_CLASS_CONTENTS): Add missing "frame" register to FLOAT_INT_REGS,
10079 INT_SSE_REGS and FLOAT_INT_SSE_REGS register classes.
10081 2012-08-09 Martin Jambor <mjambor@suse.cz>
10083 * cgraph.h (cgraph_indirect_call_info): Field anc_offse renamd to
10084 offset, updated all users. New field agg_contents.
10085 * ipa-prop.h (jump_func_type): Removed IPA_JF_CONST_MEMBER_PTR.
10086 (ipa_pass_through_data): New field agg_preserved.
10087 (ipa_ancestor_jf_data): Likewise.
10088 (ipa_member_ptr_cst): Removed.
10089 (ipa_agg_jf_item): New type.
10090 (ipa_agg_jump_function): Likewise.
10091 (ipa_jump_func): New field agg. Removed field member_cst.
10092 (ipa_get_jf_pass_through_agg_preserved): New function.
10093 (ipa_get_jf_ancestor_agg_preserved): Likewise.
10094 (ipa_get_jf_member_ptr_pfn): Removed.
10095 (ipa_find_agg_cst_for_param): Declare.
10096 (ipa_load_from_parm_agg): Likewise.
10097 * ipa-prop.c (param_analysis_info): Fields modified and
10098 visited_statements rename to parm_modified and parm_visited_statements
10099 respectively, added fields ref_modified, ref_visited_statements,
10100 pt_modified and pt_visited_statements.
10101 (ipa_print_node_jump_functions_for_edge): Do not dump const member
10102 functions. Dump agg_preserved flags and aggregate jump functions.
10103 (ipa_set_jf_simple_pass_through): Set also agg_preserved.
10104 (ipa_set_ancestor_jf): Likewise.
10105 (ipa_set_jf_arith_pass_through): Clear agg_preserved.
10106 (ipa_set_jf_member_ptr_cst): Removed.
10107 (is_parm_modified_before_stmt): Logic reversed, renamed to
10108 parm_preserved_before_stmt_p. Cache visited bitmap only for
10109 naked DECL parameters. All callers updated.
10110 (load_from_unmodified_param): Allow NULL parms_ainfo.
10111 (parm_ref_data_preserved_p): New function.
10112 (parm_ref_data_pass_through_p): Likewise.
10113 (ipa_load_from_parm_agg_1): Likewise.
10114 (ipa_load_from_parm_agg): Likewise.
10115 (compute_complex_assign_jump_func): Check if aggregate contents are
10117 (compute_complex_ancestor_jump_func): Likewise.
10118 (compute_scalar_jump_functions): Removed.
10119 (type_like_member_ptr_p): Also check field position are known and sane.
10120 (compute_pass_through_member_ptrs): Removed.
10121 (determine_cst_member_ptr): Likewise.
10122 (ipa_known_agg_contents_list): New type.
10123 (determine_known_aggregate_parts): New function.
10124 (compute_cst_member_ptr_arguments): Removed.
10125 (ipa_compute_jump_functions_for_edge): Compute all kinds of jump
10126 functions (scalar, aggregate and member pointer).
10127 (ipa_get_member_ptr_load_param): Incorporate into
10128 ipa_get_stmt_member_ptr_load_param, also pass back an offset.
10129 (ipa_note_param_call): Clear agg_contents.
10130 (ipa_analyze_indirect_call_uses): Also look for simple pointers loaded
10131 from aggregates. In such cases, store offset of the called field.
10132 (ipa_analyze_node): Initialize new fields of param_analysis_info.
10133 (update_jump_functions_after_inlining): Handle aggregate contents.
10134 (ipa_find_agg_cst_for_param): New function.
10135 (try_make_edge_direct_simple_call): Handle called aggregate values.
10136 (update_indirect_edges_after_inlining): Make sure aggregate preserving
10137 jump functions comply with type compatibility requirements.
10138 (ipa_edge_duplication_hook): Copy also aggregate jump functions.
10139 (ipa_write_jump_function): Stream agg_preserved flags and aggregate
10140 jump functions. Do not stream member pointer constant jump functions.
10141 (ipa_read_jump_function): Likewise.
10142 (ipa_write_indirect_edge_info): Stream new cgraph_indirect_call_info
10144 (ipa_read_indirect_edge_info): Likewise.
10146 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10149 * config/sh/predicates.md (mem_index_disp_operand): New predicate.
10150 * config/sh/sh.md (*movsi_index_disp): Rewrite insns to use the new
10151 mem_index_disp_operand predicate.
10153 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10156 * config/sh/sh.md: Add negc extu sequence peephole.
10157 (movrt, movnegt, movrt_negc, nott): Use t_reg_operand predicate.
10158 (*movrt_negc): New insn.
10159 * config/sh/sync.md (atomic_test_and_set): Pass gen_t_reg_rtx to
10161 * config/sh/sh.c (expand_cbranchsi4, sh_emit_scc_to_t,
10162 sh_emit_compare_and_branch, sh_emit_compare_and_set): Use
10164 (sh_expand_t_scc): Pass gen_t_reg_rtx to gen_movnegt.
10166 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10169 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg):
10170 Use arith_reg_operand predicate instead of register_operand.
10171 * config/sh/predicates.md (movsrc_no_disp_mem_operand): Accept
10172 only mem, simplify.
10174 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
10176 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
10177 (alpha_pad_function_end): ... this. Also insert NOP between
10178 sibling call and GP load.
10179 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
10181 2012-08-09 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
10183 * config/i386/adxintrin.h: Remove guarding __ADX__ check.
10184 * config/i386/x86intrin.h: Likewise.
10185 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove
10186 OPTION_MASK_ISA_ADX from needed options for
10187 __builtin_ia32_addcarryx_u32 and __builtin_ia32_addcarryx_u64.
10188 (ix86_expand_builtin): Use add<mode>3_carry in expanding of
10189 IX86_BUILTIN_ADDCARRYX32 and IX86_BUILTIN_ADDCARRYX64.
10191 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
10193 PR rtl-optimization/53701
10194 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
10195 Process not only expr's vinsns but all old vinsns from expr's
10196 history of changes.
10197 (update_and_record_unavailable_insns): Clarify comment.
10199 2012-08-09 Bernd Schmidt <bernds@codesourcery.com>
10201 * reload.c (find_valid_class_1): New static function.
10202 (push_reload): Use it when reloading a SYMBOL_REG as the inner
10203 of a subreg. Keep better track of needed classes for the
10204 secondary memory case.
10205 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Limit INT_SSE_REGS to
10207 * reload1.c (replaced_subreg): New static function.
10208 (gen_reload): Use it when deciding whether to use secondary
10211 2012-08-09 Richard Guenther <rguenther@suse.de>
10213 * tree.h (SSA_VAR_P): Simplify.
10214 * tree-ssanames.c (make_ssa_name_fn): Strengthen assert.
10215 * fold-const.c (fold_comparison): Check for default def first
10216 before checking for PARM_DECL.
10217 * tree-complex.c (get_component_ssa_name): Likewise.
10218 * tree-inline.c (remap_ssa_name): Likewise.
10219 * tree-ssa-loop-ivopts.c (parm_decl_cost): Likewise.
10220 * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
10221 (find_what_p_points_to): Likewise.
10222 * tree-ssa-operands.c (add_stmt_operand): Simplify.
10224 2012-08-08 Joseph Myers <joseph@codesourcery.com>
10226 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
10227 IOR to a constant if one operand has side effects.
10229 2012-08-08 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10231 * builtins.c (expand_builtin_atomic_compare_exchange): Pass old
10232 value operand as MEM to expand_atomic_compare_and_swap.
10234 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Accept
10235 nonimmediate_operand for old value; generate load and store if
10237 * config/s390/s390.c (s390_expand_cs_hqi): Accept any operand
10240 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
10242 PR middle-end/54146
10243 * gimpify.c (gimplify_body): Only verify_gimple_in_seq with
10245 * tree-ssa-loop-manip.c (add_exit_phis_var): Assert that var is
10246 a gimple_reg if checking is enabled.
10247 (find_uses_to_rename_stmt): Only look at non-virtual USE operands.
10248 * tree-into-ssa (compute_global_livein): Change the worklist
10249 type from an array to a VEC.
10251 2012-08-08 Richard Guenther <rguenther@suse.de>
10253 * tree-ssa-operands.h (virtual_operand_p): Declare.
10254 * tree-ssa-operands.c (virtual_operand_p): New predicate.
10255 * gimple.c (is_gimple_reg): Use virtual_operand_p.
10256 * tree-into-ssa.c (prepare_block_for_update): Likewise.
10257 * tree-vect-loop-manip.c (adjust_debug_stmts): Likewise.
10259 2012-08-08 Richard Guenther <rguenther@suse.de>
10261 * tree-call-cdce.c (check_pow): Simplify.
10262 (gen_conditions_for_pow_int_base): Likewise.
10263 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not handle
10264 virtual operands here.
10265 * tree-ssa-operands.c (get_name_decl): Remove unused function.
10266 * gimplify.c (gimple_regimplify_operands): Remove dead code.
10267 * tree-vrp.c (get_value_range): Move SSA_NAME_VAR access.
10268 * tree-parloops.c (create_phi_for_local_result): Use copy_ssa_name.
10269 * value-prof.c (gimple_ic): Use duplicate_ssa_name.
10270 (gimple_stringop_fixed_value): Likewise.
10271 * tree.c (needs_to_live_in_memory): Remove SSA name handling.
10272 * tree-stdarg.c (find_va_list_reference): Store SSA_NAME_VERSIONs
10273 in the bitmap alongside shifted DECL_UIDs.
10274 (va_list_counter_struct_op): Likewise.
10275 (va_list_ptr_read): Likewise.
10276 (va_list_ptr_write): Likewise.
10277 (check_va_list_escapes): Likewise.
10278 (check_all_va_list_escapes): Likewise.
10279 (execute_optimize_stdarg): Likewise.
10280 * tree-outof-ssa.c (insert_backedge_copies): Use copy_ssa_name.
10282 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10283 H.J. Lu <hongjiu.lu@intel.com>
10285 PR rtl-optimization/54157
10286 * combine.c (gen_lowpart_for_combine): Don't return identity
10287 for CONST or symbolic reference.
10289 2012-08-08 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
10291 * common/config/i386/i386-common.c (OPTION_MASK_ISA_ADX_SET): New.
10292 (OPTION_MASK_ISA_ADX_UNSET): Likewise.
10293 (ix86_handle_option): Handle madx option.
10294 * config.gcc (i[34567]86-*-*): Add adxintrin.h.
10295 (x86_64-*-*): Likewise.
10296 * config/i386/adxintrin.h: New header.
10297 * config/i386/driver-i386.c (host_detect_local_cpu): Detect ADCX/ADOX
10299 * config/i386/i386-builtin-types.def
10300 (UCHAR_FTYPE_UCHAR_UINT_UINT_PUNSIGNED): New function type.
10301 (UCHAR_FTYPE_UCHAR_ULONGLONG_ULONGLONG_PULONGLONG): Likewise.
10302 * config/i386/i386-c.c: Define __ADX__ if needed.
10303 * config/i386/i386.c (ix86_target_string): Define -madx option.
10305 (ix86_option_override_internal): Handle new option.
10306 (ix86_valid_target_attribute_inner_p): Add OPT_madx.
10307 (ix86_builtins): Add IX86_BUILTIN_ADDCARRYX32,
10308 IX86_BUILTIN_ADDCARRYX64.
10309 (ix86_init_mmx_sse_builtins): Define corresponding built-ins.
10310 (ix86_expand_builtin): Handle these built-ins.
10311 (ix86_expand_args_builtin): Handle new function types.
10312 * config/i386/i386.h (TARGET_ADX): New.
10313 * config/i386/i386.md (adcx<mode>3): New define_insn.
10314 * config/i386/i386.opt (madx): New.
10315 * config/i386/x86intrin.h: Include adxintrin.h.
10317 2012-08-08 Nick Clifton <nickc@redhat.com>
10319 * config/rl78/rl78.c: Include tree-pass.h.
10321 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
10323 PR middle-end/54146
10324 * ira.c (init_live_subregs): Take live_subregs_used as a bitmap.
10325 (build_insn_chain): Make live_subregs_used a bitmap.
10326 Use SBITMAP_SIZE to ignore the paradoxical bytes of subregs.
10327 Use sbitmap_free to free the live_subreg sbitmaps.
10329 PR middle-end/54146
10330 * ifcvt.c: Include pointer-set.h.
10331 (cond_move_process_if_block): Change type of then_regs and
10332 else_regs from alloca'd array to pointer_sets.
10333 (check_cond_move_block): Update for this change.
10334 (cond_move_convert_if_block): Likewise.
10335 * Makefile.in: Fix dependencies for ifcvt.o.
10337 2012-08-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10339 * gimple-ssa-strength-reduction.c (struct incr_info_d): New struct.
10340 (incr_vec): New static var.
10341 (incr_vec_len): Likewise.
10342 (address_arithmetic_p): Likewise.
10343 (stmt_cost): Remove dead assignment.
10344 (dump_incr_vec): New function.
10345 (cand_abs_increment): Likewise.
10346 (lazy_create_slsr_reg): Likewise.
10347 (incr_vec_index): Likewise.
10348 (count_candidates): Likewise.
10349 (record_increment): Likewise.
10350 (record_increments): Likewise.
10351 (unreplaced_cand_in_tree): Likewise.
10352 (optimize_cands_for_speed_p): Likewise.
10353 (lowest_cost_path): Likewise.
10354 (total_savings): Likewise.
10355 (analyze_increments): Likewise.
10356 (ncd_for_two_cands): Likewise.
10357 (nearest_common_dominator_for_cands): Likewise.
10358 (profitable_increment_p): Likewise.
10359 (insert_initializers): Likewise.
10360 (introduce_cast_before_cand): Likewise.
10361 (replace_rhs_if_not_dup): Likewise.
10362 (replace_one_candidate): Likewise.
10363 (replace_profitable_candidates): Likewise.
10364 (analyze_candidates_and_replace): Handle candidates with SSA-name
10367 2012-08-07 Steven Bosscher <steven@gcc.gnu.org>
10369 * cfg.c (debug_bb): Do not set TDF_BLOCKS.
10370 * cfghooks.c (dump_bb): Honor ~TDF_BLOCKS.
10371 * pretty-print.c (pp_base_flush): Do not add a newline, and do not
10372 clear pp_needs_newline.
10373 * pretty-print.h (pp_newline_and_flush): New macro with the behavior
10374 of pp_base_flush before the above change.
10375 * langhooks.c (lhd_print_error_function): Use pp_newline_and_flush
10376 instead of pp_flush.
10377 * diagnostic.c (diagnostic_finish): Likewise.
10378 (diagnostic_report_diagnostic): Likewise.
10379 (verbatim): Likewise.
10380 (error_recursion): Likewise.
10381 * tree-pretty-print.c (print_generic_stmt): Likewise.
10382 (print_generic_stmt_indented): LIkewise.
10383 * gimple-pretty-print.c (print_gimple_stmt): Likewise.
10384 (print_gimple_seq): Likewise.
10385 (gimple_dump_bb_buff): Likewise.
10387 2012-08-07 Uros Bizjak <ubizjak@gmail.com>
10390 * var-tracking.c (var_lowpart): Exit early for matched modes.
10392 2012-08-07 Richard Henderson <rth@redhat.com>
10394 * config/s390/s390.c (s390_emit_compare_and_swap): Update for
10395 atomic_compare_and_swapsi_internal name change.
10396 (s390_expand_insv): Try RISBG last, not requiring operands in
10397 registers but forcing them there. Try a limited form of ICM.
10398 (s390_two_part_insv): New.
10399 (s390_expand_cs_hqi): Use it. Update for atomic optabs.
10400 * config/s390/s390.md (UNSPEC_MOVA): New.
10401 (TDSI): Remove mode iterator.
10402 (DGPR, DINT, TDI): New mode iterators.
10403 (td): New mode attribute.
10404 (mem_signal_fence): New.
10405 (mem_thread_fence): Rename from memory_barrier; update for model arg.
10406 (mem_thread_fence_1): Rename from *memory_barrier.
10407 (atomic_load<DINT>, atomic_store<DINT>): New expanders.
10408 (atomic_loaddi_1, atomic_loadti_1): New.
10409 (atomic_storedi_1, atomic_storeti_1): New.
10410 (sync_compare_and_swap<TDSI>, sync_compare_and_swap<HQI>): Remove.
10411 (atomic_compare_and_swap<DGPR>, atomic_compare_and_swap<HQI>): New.
10412 (atomic_compare_and_swap<DGPR>_internal): New.
10413 (*sync_compare_and_swap<DW>, *sync_compare_and_swap<GPR>): Remove.
10414 (*atomic_compare_and_swap<TDI>_1): New.
10415 (*atomic_compare_and_swapdi_2, *atomic_compare_and_swapsi_3): New.
10416 (sync_<ATOMIC_Z196><GPR>, sync_old_<ATOMIC_Z196><GPR>): Remove.
10417 (atomic_fetch_<ATOMIC_Z196><GPR>): New.
10418 (atomic_fetch_<ATOMC_Z196><GPR>_iaf): New.
10419 (sync_<ATOMIC><HQI>, sync_old_<ATOMIC><HQI>): Remove.
10420 (sync_new_<ATOMIC><HQI>): Remove.
10421 (atomic_<ATOMIC><HQI>, atomic_fetch_<ATOMIC><HQI>): New.
10422 (atomic_<ATOMIC>_fetch<HQI>): New.
10423 (sync_lock_test_and_set<HQI>): Remove.
10424 (atomic_exchange<HQI>): New.
10426 2012-08-07 Paul Brook <paul@codesourcery.com>
10427 Sandra Loosemore <sandra@codesourcery.com>
10429 * except.c (switch_to_exception_section): Place tables for
10430 DECL_ONE_ONLY functions in comdat groups.
10432 2012-08-07 Richard Guenther <rguenther@suse.de>
10434 * tree-flow.h (copy_ssa_name_fn): New function.
10435 (duplicate_ssa_name_fn): Likewise.
10436 * tree-flow-inline.h (copy_ssa_name): New function.
10437 (duplicate_ssa_name): Likewise.
10438 * tree-ssanames.c (copy_ssa_name_fn): New function.
10439 (duplicate_ssa_name): Rename to ...
10440 (duplicate_ssa_name_fn): ... this and adjust.
10441 * tree-tailcall.c (update_accumulator_with_ops): Use copy_ssa_name.
10442 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
10444 (slpeel_update_phi_nodes_for_guard2): Likewise.
10445 (slpeel_tree_peel_loop_to_edge): Likewise.
10446 (vect_loop_versioning): Likewise.
10447 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
10448 (create_parallel_loop): Likewise.
10449 * ipa-split.c (split_function): Likewise.
10450 * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
10451 (vect_create_epilog_for_reduction): Likewise.
10452 * tree-vect-data-refs.c (bump_vector_ptr): Likewise.
10453 (vect_setup_realignment): Likewise.
10454 * tree-vect-stmts.c (vectorizable_load): Likewise.
10455 * tree-switch-conversion.c (build_one_array): Likewise.
10456 (gen_def_assigns): Likewise.
10457 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
10458 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
10459 create_zero_dim_array with the SSA name.
10460 (rewrite_phi_out_of_ssa): Likewise.
10461 (rewrite_cross_bb_scalar_dependence): Likewise. Use copy_ssa_name.
10463 2012-08-07 Richard Guenther <rguenther@suse.de>
10465 * tree-dfa.c (set_ssa_default_def): Clear the SSA_NAME_DEFAULT_DEF
10466 bit of the old name when we clear the slot.
10467 * tree-ssa-live.c (remove_unused_locals): Release any default
10468 def associated with an unused var.
10469 * tree-ssa-copy.c (may_propagate_copy_into_asm): Always return true.
10471 2012-08-07 Richard Guenther <rguenther@suse.de>
10473 * tree-into-ssa.c (rewrite_stmt): Remove clobbers for variables
10474 we rewrite into SSA form.
10475 (rewrite_enter_block): Adjust.
10476 * gimple-iterator.c (gsi_replace): Also allow replacement with
10477 a stmt without a lhs.
10478 * tree-ssa-live.c (remove_unused_locals): Remove code handling
10479 clobbers of SSA names.
10480 * tree-nested.c (convert_local_reference_stmt): Remove clobbers
10481 for variables we access through the local chain.
10482 * tree-cfg.c (verify_gimple_assign_single): Verify clobbers
10483 clobber full decls only.
10485 2012-08-07 Richard Guenther <rguenther@suse.de>
10487 * gimple.h (gimple_phi_set_result): Adjust SSA_NAME_DEF_STMT.
10488 * tree-phinodes.c (make_phi_node): Allow a NULL var.
10489 * tree-into-ssa.c (insert_phi_nodes_for): Simplify.
10490 * tree-complex.c (update_phi_components): Likewise.
10491 * tree-ssa-loop-manip.c (create_iv): Likewise.
10492 (add_exit_phis_edge): Likewise.
10493 (split_loop_exit_edge): Likewise.
10494 (tree_transform_and_unroll_loop): Likewise.
10495 * value-prof.c (gimple_ic): Likewise.
10496 (gimple_stringop_fixed_value): Likewise.
10497 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
10498 * omp-low.c (expand_parallel_call): Likewise.
10499 (expand_omp_for_static_chunk): Likewise.
10500 (expand_omp_atomic_pipeline): Likewise.
10501 * tree-parloops.c (create_phi_for_local_result): Likewise.
10502 (transform_to_exit_first_loop): Likewise.
10503 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
10504 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
10505 * tree-predcom.c (initialize_root_vars): Likewise.
10506 (initialize_root_vars_lm): Likewise.
10507 * sese.c (sese_add_exit_phis_edge): Likewise.
10508 * gimple-streamer-in.c (input_phi): Likewise.
10509 * tree-inline.c (copy_phis_for_bb): Likewise.
10510 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
10511 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
10512 (gimple_duplicate_bb): Likewise.
10514 2012-08-07 Nick Clifton <nickc@redhat.com>
10516 * config/mn10300/mn10300.c (mn10300_expand_prologue): Report
10517 stack usage if requested.
10519 2012-08-06 Cary Coutant <ccoutant@google.com>
10521 * cgraphunit.c (assemble_thunk): Add source line info.
10522 * final.c (final): Check for non-null cfg pointer.
10524 2012-08-06 Sandra Loosemore <sandra@codesourcery.com>
10525 Maxim Kuvyrkov <maxim@codesourcery.com>
10526 Julian Brown <julian@codesourcery.com>
10528 * config/mips/24k.md (r24k_unknown_store): Delete special handling
10530 (r24k_int_load, r24k_int_arith, r24k_int_mul3, r24k_int_mfhilo)
10531 (r24k_int_cop, r24k_int_multi)
10532 (r24kf2_1_fcvt_f2i, r24kf2_1_fxfer)
10533 (r24kf1_1_fcvt_f2i, r24kf1_1_fxfer): Use mips_store_data_bypass_p
10534 instead of store_data_bypass_p.
10535 * config/mips/74k.md (r74k_int_store): Delete special handling for
10537 (r74k_int_load, r74k_int_logical, r74k_int_arith, r74k_int_cmove):
10538 Use mips_store_data_bypass_p instead of store_data_bypass_p.
10540 2012-08-06 Marc Glisse <marc.glisse@inria.fr>
10542 PR tree-optimization/51938
10543 PR tree-optimization/52005
10544 * tree-ssa-ifcombine.c (ifcombine_ifandif): New parameters for
10545 inverted conditions.
10546 (ifcombine_iforif): Remove, merge code into ifcombine_ifandif.
10547 (tree_ssa_ifcombine_bb): Update calls to the above. Detect !a&&b
10548 and !a||b patterns.
10550 2012-08-06 Olivier Hainque <hainque@adacore.com>
10552 * tree-emutls.c (new_emutls_decl): When a var_section is requested by
10553 the target, attach the new decl to that, not to the template section.
10555 2012-08-06 Tom de Vries <tom@codesourcery.com>
10557 * tree-switch-conversion.c (emit_case_bit_tests): Generate MINUS_EXPR in
10560 2012-08-05 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10562 * doc/invoke.texi: Document AMD btver2.
10563 * doc/extend.texi: Document AMD btver1 and btver2.
10565 2012-08-04 Sandra Loosemore <sandra@codesourcery.com>
10566 Richard Sandiford <rdsandiford@googlemail.com>
10568 * config/mips/mips.c (mips_option_override): Check -fpic
10569 for compatibility with -mabicalls and ABI.
10571 2012-08-04 Catherine Moore <clm@codesourcery.com>
10572 Sandra Loosemore <sandra@codesourcery.com>
10574 * config/mips/xlr.md (ir_xlr_alu_clz): New insn_reservation.
10575 (ir_xlr_alu): Remove clz.
10576 * config/mips/mips-cpus.def (xlr): Set PTF_AVOID_BRANCHLIKELY.
10578 2012-08-04 Richard Earnshaw <rearnsha@arm.com>
10580 * arm.c (arm_gen_constant): Use SImode when preparing operands for
10583 2012-08-04 Uros Bizjak <ubizjak@gmail.com>
10585 * config/i386/i386.h (QI_REGNO_P): New define.
10586 (ANY_QI_REGNO_P): Ditto.
10587 (GENERAL_REGNO_P): Use IN_RANGE macro.
10588 (QI_REG_P): Use QI_REGNO_P.
10589 (ANY_QI_REG_P): Use GENERAL_REGNO_P and QI_REGNO_P.
10590 (HARD_REGNO_CALLER_SAVE_MODE): Use QI_REGNO_P.
10591 * config/i386/i386.c (ix86_hard_regno_mode_ok): Ditto.
10592 (x86_extended_QIreg_mentioned_p): Ditto. Also check if
10593 register is a general register.
10595 2012-08-03 Uros Bizjak <ubizjak@gmail.com>
10597 * config/i386/sync.md (*atomic_fetch_add_cmp<mode>): Use
10598 incdec_operand predicate to return INC or DEC insn mnemonic.
10599 Add %K operand modifier.
10600 (atomic_add<mode>): Use incdec_operand predicate to
10601 return INC or DEC insn mnemonic.
10602 (atomic_dec<mode>): Ditto.
10604 2012-08-03 Michael Matz <matz@suse.de>
10606 PR tree-optimization/54146
10607 * cfgexpand.c (add_scope_conflicts_1): Use bitmap_ior_into.
10608 (add_scope_conflicts): Iterate in RPO order.
10609 (add_stack_protection_conflicts): Iterate over the other triangle.
10610 (fini_vars_expansion): Clear stack_vars_sorted.
10612 2012-08-03 Marc Glisse <marc.glisse@inria.fr>
10614 PR tree-optimization/30318
10615 * double-int.c (mul_double_wide_with_sign): New function.
10616 (mul_double_with_sign): Call the new function.
10617 * double-int.h (mul_double_wide_with_sign): Declare the new function.
10618 * tree-vrp.c (extract_range_from_binary_expr_1) [MULT_EXPR]:
10619 Handle integer types that wrap on overflow.
10620 (quad_int_cmp): New helper function.
10621 (quad_int_pair_sort): Likewise.
10623 2012-08-03 Richard Guenther <rguenther@suse.de>
10625 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Query
10626 is_gimple_reg on the SSA name, not its variable.
10627 (vect_update_ivs_after_vectorizer): Likewise.
10628 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
10629 * tree-if-conv.c (if_convertible_phi_p): Likewise.
10630 (predicate_scalar_phi): Likewise.
10631 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
10632 (vect_analyze_scalar_cycles_1): Likewise.
10633 * tree-ssa-live.c (register_ssa_partition_check): Likewise.
10634 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
10635 * tree-ssa-reassoc.c (phi_rank): Likewise.
10636 * tree-parloops.c (separate_decls_in_region_name): Use
10637 replace_ssa_name_symbol.
10638 * tree-predcom.c (base_names_in_chain_on): Likewise.
10639 * matrix-reorg.c (update_type_size): Query the type of the SSA name,
10641 * gimple-ssa-strength-reduction.c (create_mul_ssa_cand): Likewise.
10642 (create_mul_imm_cand): Likewise.
10643 (create_add_ssa_cand): Likewise.
10644 (create_add_imm_cand): Likewise.
10645 (slsr_process_add): Likewise.
10646 * tree-inline.c (remap_ssa_name): Do not set the type of the
10648 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Clarify assert.
10649 Check for default def first.
10651 2012-08-04 Steven Bosscher <steven@gcc.gnu.org>
10653 * cfgrtl.c (print_rtl_with_bb): Do not print a newline between insns.
10655 * sched-vis.c (print_pattern): Handle SEQUENCE also.
10657 2012-08-02 Richard Henderson <rth@redhat.com>
10661 * function.h (struct rtl_data): Add max_dynamic_stack_alignment.
10662 * cfgexpand.c (gimple_expand_cfg): Initialise it.
10663 * explow.c (allocate_dynamic_stack_space): Set it. Simplify
10664 alignment requirements given the known alignment of dynamic_offset.
10665 * function.c (instantiate_virtual_regs): Align dtnamic_offset.
10667 2012-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10669 * cfgexpand.c (expand_debug_locations): Encapsulate test for
10670 CONST_DOUBLE in macro.
10671 * combine.c (try_combine, gen_lowpart_for_combine): Ditto.
10672 * cprop.c (implicit_set_cond_p): Ditto.
10673 * cselib.c (rtx_equal_for_cselib_1): Ditto.
10674 * expmed.c (expand_mult): Ditto.
10675 * expr.c (convert_modes): Ditto.
10676 * ira-costs.c (record_reg_classes): Ditto.
10677 * ira-lives.c (single_reg_class): Ditto.
10678 * optabs.c (expand_copysign_absneg, expand_copysign): Ditto.
10679 * print-rtl.c (print_rtx): Ditto.
10680 * recog.c (simplify_while_replacing, const_double_operand)
10681 (asm_operand_ok, constrain_operands): Ditto.
10682 * reg-stack.c (subst_stack_regs_pat): Ditto.
10683 * reload.c (find_reloads, find_equiv_reg): Ditto.
10684 * rtlanal.c (replace_rtx): Remove test.
10685 * rtlanal.c (constant_pool_constant_p, split_double): Encapsulate
10686 test for CONST_DOUBLE in macro.
10687 * simplify-rtx.c (mode_signbit_p, avoid_constant_pool_reference)
10688 (simplify_unary_operation_1, simplify_const_unary_operation)
10689 (simplify_binary_operation_1, simplify_const_binary_operation)
10690 (simplify_relational_operation_1)
10691 (simplify_const_relational_operations)
10692 (implify_subreg): Ditto.
10693 * varasm.c (output_constant_pool_2): Ditto.
10694 * rtl.h (CONST_DOUBLE_AS_INT_P, CONST_DOUBLE_AS_FLOAT_P): New macros.
10695 * rtl.def (CONST_DOUBLE): Updated comments.
10697 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
10700 * config/mips/mips-protos.h (mips_strip_unspec_address): Declare.
10701 * config/mips/mips.c (mips_strip_unspec_address): Make extern.
10702 (mips16_rewrite_pool_constant): Make a copy of the pool constant
10703 before adding to a PC-relative table.
10704 (mips16_lay_out_constants): Add a SPLIT_P parameter.
10705 (mips16_load_branch_target, mips16_split_long_branches): New functions.
10706 (mips_reorg): Update call to mips16_lay_out_constants.
10707 Call mips16_split_long_branches.
10708 * config/mips/predicates.md (pc_or_label_operand): Delete.
10709 * config/mips/mips.md (length): Add a calculation for MIPS16 branches.
10710 Move the extended_mips16 handling further down.
10711 (*branch_equality<mode>_mips16): Replace use pc_or_label_operand
10712 with explicit label_ref and pc. Follow the usual operand numbering.
10713 (*branch_equality<mode>_mips16_inverted): New pattern.
10714 (*jump_mips16): Add length attribute.
10715 (indirect_jump_and_restore_<mode>): New pattern.
10716 (consttable_int): Call mips_strip_unspec_address on the operand.
10718 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
10720 * recog.c (split_insn): Copy the original SET_SRC before using
10723 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
10725 * reorg.c (dbr_schedule): Delete REG_BR_PRED loop.
10727 2012-08-02 Marc Glisse <marc.glisse@inria.fr>
10729 PR tree-optimization/53805
10730 * fold-const.c (invert_tree_comparison): Invert ORDERED_EXPR and
10731 UNORDERED_EXPR even for trapping floating point.
10733 2012-08-02 H.J. Lu <hongjiu.lu@intel.com>
10735 PR middle-end/53321
10736 PR middle-end/53865
10737 * ipa-inline-analysis.c (inline_free_summary): Return if
10738 inline_edge_summary_vec is NULL.
10740 * ipa-split.c (execute_split_functions): Check if a function
10741 is inlinable only if inline_edge_summary_vec != NULL.
10743 * ipa.c (symtab_remove_unreachable_nodes): Restore
10744 cgraph_propagate_frequency call when something was changed.
10745 (free_inline_summary): New function.
10746 (pass_ipa_free_inline_summary): New pass.
10748 * passes.c (init_optimization_passes): Add
10749 pass_ipa_free_inline_summary before pass_ipa_tree_profile.
10751 * timevar.def (TV_IPA_FREE_INLINE_SUMMARY): New.
10753 * tree-pass.h (pass_ipa_free_inline_summary): New.
10755 2012-08-02 Richard Earnshaw <rearnsha@arm.com>
10757 * arm.c (arm_gen_constant): Use UBFX for some AND operations when
10760 2012-08-02 Richard Guenther <rguenther@suse.de>
10762 * tree-into-ssa.c (struct common_info_d): New struct.
10763 (struct var_info_d, struct ssa_name_info): Use it.
10764 (get_ssa_name_ann): Adjust.
10765 (get_phi_state, set_phi_state): Remove.
10766 (get_common_info): New function.
10767 (get_current_def, set_current_def): Adjust.
10768 (get_def_blocks_for): Take a common info as param.
10769 (set_def_block): Call get_common_info once.
10770 (set_livein_block): Likewise.
10771 (find_def_blocks_for): Adjust.
10772 (insert_phi_nodes): Likewise.
10773 (register_new_def): Call get_common_info once.
10774 (get_reaching_def): Likewise.
10775 (rewrite_debug_stmt_uses): Likewise.
10776 (rewrite_leave_block): Likewise.
10777 (dump_currdefs): Likewise.
10778 (debug_var_infos_r): Adjust.
10779 (register_new_update_single): Call get_common_info once.
10780 (maybe_replace_use_in_debug_stmt): Likewise.
10781 (rewrite_update_leave_block): Likewise.
10782 (mark_use_interesting): Adjust.
10783 (create_new_def_for): Likewise.
10784 (update_ssa): Likewise.
10786 2012-08-02 Michael Matz <matz@suse.de>
10788 * tree-ssa-live.c (set_is_used): Return a bool.
10789 (mark_all_vars_used): Don't take data argument.
10790 (mark_all_vars_used_1): Adjust calls to above, merge handling
10791 of local and global vars.
10792 (remove_unused_scope_block_p): Don't take global_unused_vars,
10793 merge handling of local and global vars.
10794 (remove_unused_locals): Don't allocate/fill/pass global_unused_vars,
10795 use is_used_p for local and global vars.
10797 2012-08-02 Richard Guenther <rguenther@suse.de>
10799 * tree-flow.h (make_rename_temp): Remove.
10800 * tree-dfa.c (make_rename_temp): Likewise.
10801 * cgraphunit.c (thunk_adjust, assemble_thunk): Use create_tmp_reg
10802 instead of make_rename_temp.
10803 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
10804 expand_omp_atomic_pipeline): Likewise.
10805 * trans-mem.c (tm_log_emit_save_or_restores, build_tm_load,
10806 build_tm_store, expand_call_tm, expand_transaction,
10807 ipa_tm_insert_gettmclone_call): Likewise.
10808 * tree-complex.c (expand_complex_div_wide): Likewise.
10809 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10811 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set, execute_sm):
10813 * tree-ssa-math-opts.c (insert_reciprocals): Likewise.
10814 * value-prof.c (gimple_divmod_fixed_value, gimple_mod_pow2,
10815 gimple_mod_subtract): Likewise.
10817 2012-08-02 Richard Guenther <rguenther@suse.de>
10819 * tree-flow.h (set_default_def): Rename to ...
10820 (set_ssa_default_def): ... this. Take a struct function argument.
10821 (gimple_default_def): Rename to ...
10822 (ssa_default_def): ... this.
10823 (get_or_create_ssa_default_def): New function.
10824 * tree-dfa.c: Likewise.
10825 (dump_variable): Adjust.
10826 * ipa-prop.c (ipa_analyze_params_uses): Adjust, properly check
10827 for used parameters.
10828 * ipa-split.c (consider_split): Adjust, avoid repeated default-def
10830 (split_function): Likewise.
10831 * lto-streamer-in.c (input_ssa_names): Adjust.
10832 * omp-low.c (expand_omp_taskreg): Likewise.
10833 * tree-cfg.c (replace_ssa_name): Adjust, no need to push/pop cfun.
10834 * tree-complex.c (init_parameter_lattice_values): Adjust.
10835 (get_component_ssa_name): Likewise.
10836 (update_parameter_components): Likewise.
10837 * tree-inline.c (remap_ssa_name): Likewise.
10838 (setup_one_parameter): Likewise.
10839 (initialize_inlined_parameters): Likewise.
10840 (declare_return_variable): Likewise.
10841 (expand_call_inline): Likewise.
10842 (tree_function_versioning): Likewise.
10843 * tree-into-ssa.c (get_default_def_for): Remove.
10844 (get_reaching_def): Use get_or_create_ssa_default_def instead.
10845 * tree-predcom.c (replace_ref_with): Adjust.
10846 * tree-sra.c (get_repl_default_def_ssa_name): Likewise.
10847 (is_unused_scalar_param): Likewise.
10848 (ptr_parm_has_direct_uses): Likewise.
10849 (sra_ipa_reset_debug_stmts): Likewise.
10850 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust.
10851 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10852 * tree-ssa-live.c (verify_live_on_entry): Likewise.
10853 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise,
10854 avoid repeated default def lookups.
10855 * tree-ssa-sccvn.c (run_scc_vn): Likewise.
10856 * tree-tailcall.c (arg_needs_copy_p): Adjust.
10857 (tree_optimize_tail_calls_1): Likewise.
10859 2012-08-02 Richard Guenther <rguenther@suse.de>
10861 PR tree-optimization/50672
10863 2012-08-01 Richard Guenther <rguenther@suse.de>
10865 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
10866 (replace_block_by): Adjust.
10868 2012-08-02 Richard Guenther <rguenther@suse.de>
10870 * tree-dfa.c (referenced_var_lookup): Remove.
10871 (find_referenced_vars): Remove.
10872 (pass_referenced_vars): Likewise.
10873 (make_rename_temp): Do not add referenced vars.
10874 (dump_referenced_vars): Remove.
10875 (debug_referenced_vars): Likewise.
10876 (dump_dfa_stats): Do not dump referenced var stats.
10877 (find_vars_r): Remove.
10878 (find_referenced_vars_in): Likewise.
10879 (referenced_var_check_and_insert): Likewise.
10880 (add_referenced_var_1): Likewise.
10881 (remove_referenced_var): Likewise.
10882 * tree-flow.h (referenced_var_lookup): Likewise.
10883 (struct gimple_df): Remove referenced_vars member.
10884 (typedef referenced_var_iterator): Remove.
10885 (FOR_EACH_REFERENCED_VAR): Likewise.
10886 (num_referenced_vars): Likewise.
10887 (debug_referenced_vars, dump_referenced_vars): Likewise.
10888 (add_referenced_var_1, add_referenced_var): Likewise.
10889 (remove_referenced_var): Likewise.
10890 (find_referenced_vars_in): Likewise.
10891 * tree-flow-inline.h (gimple_referenced_vars): Remove.
10892 (first_referenced_var): Likewise.
10893 (end_referenced_vars_p): Likewise.
10894 (next_referenced_var): Likewise.
10895 * cfgexpand.c (update_alias_info_with_stack_vars): Remove assert.
10896 * gimple-pretty-print.c (pp_points_to_solution): Dump UIDs
10898 * tree-into-ssa.c (dump_decl_set): Likewise.
10899 (pass_build_ssa): Do not require PROP_referenced_vars.
10900 * tree-ssa.c (target_for_debug_bind): Virtual operands are
10901 not suitable, but all register type vars are.
10902 (init_tree_ssa): Do not allocate referenced vars.
10903 (delete_tree_ssa): Do not free referenced vars.
10904 * cgraphunit.c (init_lowered_empty_function): Do not set
10905 PROP_referenced_vars.
10906 (assemble_thunk): Do not add referenced vars.
10907 * gimple-fold.c (canonicalize_constructor_val): Likewise.
10908 (gimplify_and_update_call_from_tree): Likewise.
10909 * gimple-streamer-in.c (input_bb): Likewise.
10910 * passes.c (init_optimization_passes): Do not run
10911 pass_referenced_vars.
10912 (dump_properties): Do not dump PROP_referenced_vars.
10913 * tree-inline.c (remap_decl): Do not add referenced vars.
10914 (remap_gimple_op_r): Likewise.
10915 (copy_tree_body_r): Likewise.
10916 (copy_bb): Likewise.
10917 (setup_one_parameter): Likewise.
10918 (declare_return_variable): Likewise.
10919 (copy_decl_for_dup_finish): Likewise.
10920 (copy_arguments_for_versioning): Likewise.
10921 (tree_function_versioning): Likewise.
10922 * tree-pass.h (PROP_referenced_vars): Remove.
10923 (pass_referenced_vars): Likewise.
10924 * tree-profile.c (gimple_gen_edge_profiler): Do not add
10926 (gimple_gen_interval_profiler): Likewise.
10927 (gimple_gen_pow2_profiler): Likewise.
10928 (gimple_gen_one_value_profiler): Likewise.
10929 (gimple_gen_ic_profiler): Likewise.
10930 (gimple_gen_average_profiler): Likewise.
10931 (gimple_gen_ior_profiler): Likewise.
10932 * tree-ssa-live.c (remove_unused_locals): Do not touch referenced vars.
10933 * tree-cfg.c (replace_ssa_name): Do not add referenced vars.
10934 (move_stmt_op): Likewise.
10935 * tree-ssa-operands.c (create_vop_var): Likewise.
10936 * gimple-low.c (record_vars_into): Likewise.
10937 * gimplify.c (gimple_regimplify_operands): Likewise.
10938 (force_gimple_operand_1): Likewise.
10939 * omp-low.c (expand_omp_for_generic): Likewise.
10940 (expand_omp_for_static_chunk): Likewise.
10941 (expand_omp_atomic_pipeline): Likewise.
10942 * graphite-clast-to-gimple.c (graphite_create_new_loop): Likewise.
10943 (translate_clast_assignment): Likewise.
10944 * graphite-sese-to-poly.c (create_zero_dim_array): Likewise.
10945 (handle_scalar_deps_crossing_scop_limits): Likewise.
10946 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
10947 * ipa-split.c (split_function): Likewise.
10948 * matrix-reorg.c (transform_access_sites): Likewise.
10949 * trans-mem.c (tm_log_add): Likewise.
10950 (ipa_tm_insert_gettmclone_call): Likewise.
10951 * tree-complex.c (create_one_component_var): Likewise.
10952 * tree-if-conv.c (ifc_temp_var): Likewise.
10953 * tree-parloops.c (take_address_of): Likewise.
10954 (initialize_reductions): Likewise.
10955 (separate_decls_in_region_name): Likewise.
10956 (create_call_for_reduction_1): Likewise.
10957 (separate_decls_in_region): Likewise.
10958 * tree-predcom.c (predcom_tmp_var): Likewise.
10959 (reassociate_to_the_same_stmt): Likewise.
10960 * tree-sra.c (build_ref_for_offset): Likewise.
10961 (create_access_replacement): Likewise.
10962 (get_replaced_param_substitute): Likewise.
10963 (sra_ipa_reset_debug_stmts): Likewise.
10964 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
10965 (rewrite_bittest): Likewise.
10966 * tree-ssa-loop-ivopts.c (create_new_iv): Likewise.
10967 * tree-ssa-loop-manip.c (create_iv): Likewise.
10968 (tree_transform_and_unroll_loop): Likewise.
10969 * tree-ssa-math-opts.c (powi_as_mults): Likewise.
10970 (build_and_insert_call): Likewise.
10971 (gimple_expand_builtin_cabs): Likewise.
10972 (execute_optimize_bswap): Likewise.
10973 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10974 (abs_replacement): Likewise.
10975 (cond_store_replacement): Likewise.
10976 (cond_if_else_store_replacement_1): Likewise.
10977 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
10978 * tree-ssa-pre.c (get_representative_for): Likewise.
10979 (create_expression_by_pieces): Likewise.
10980 (insert_into_preds_of_block): Likewise.
10981 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
10982 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
10983 (eliminate_redundant_comparison): Likewise.
10984 (rewrite_expr_tree_parallel): Likewise.
10985 (get_reassoc_pow_ssa_name): Likewise.
10986 * tree-ssa-strlen.c (get_string_length): Likewise.
10987 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
10988 (build_arrays): Likewise.
10989 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
10990 (create_tailcall_accumulator): Likewise.
10991 * tree-vect-data-refs.c (vect_get_new_vect_var): Likewise.
10992 (vect_create_addr_base_for_vector_ref): Likewise.
10993 (vect_permute_store_chain): Likewise.
10994 (vect_permute_load_chain): Likewise.
10995 * tree-vect-generic.c (expand_vector_divmod): Likewise.
10996 * tree-vect-loop-manip.c (set_prologue_iterations): Likewise.
10997 (vect_build_loop_niters): Likewise.
10998 (vect_generate_tmps_on_preheader): Likewise.
10999 (vect_update_ivs_after_vectorizer): Likewise.
11000 (vect_gen_niters_for_prolog_loop): Likewise.
11001 (vect_do_peeling_for_alignment): Likewise.
11002 (vect_create_cond_for_align_checks): Likewise.
11003 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
11004 (vect_handle_widen_op_by_const): Likewise.
11005 (vect_operation_fits_smaller_type): Likewise.
11006 (vect_recog_over_widening_pattern): Likewise.
11007 * tree-vect-stmts.c (vect_init_vector): Likewise.
11009 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
11012 * valtrack.c (dead_debug_insert_temp): Use cleanup_auto_inc_dec.
11014 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
11017 * valtrack.c (cleanup_auto_inc_dec): Implement unconditionally,
11018 falling back to copy_rtx on non-autoinc machines.
11019 (propagate_for_debug_subst): Always use cleanup_auto_inc_dec.
11021 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
11024 * valtrack.h, valtrack.c: New.
11025 * Makefile.in (VALTRACK_H): New.
11026 (OBJS): Add valtrack.o.
11028 (cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
11029 * combine.c: Include valtrack.h.
11030 (make_compound_operation): Publish.
11031 (cleanup_auto_inc_dec): Move to valtrack.c.
11032 (struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
11033 (propagate_for_debug): Likewise. Add this_basic_block parameter.
11034 Adjust all callers.
11035 * cselib.c: Include valtrack.h.
11037 * df-problems.c: Likewise.
11038 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
11039 (dead_debug_finish, dead_debug_add): Likewise.
11040 (dead_debug_insert_temp): Likewise.
11041 * df.h (struct dead_debug_use): Move to valtrack.h.
11042 (struct dead_debug, enum debug_temp_where): Likewise.
11043 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
11044 (dead_debug_finish, dead_debug_add): Likewise.
11045 (dead_debug_insert_temp): Likewise.
11046 * rtl.h (make_compound_operation): Declare.
11048 2012-08-01 Catherine Moore <clm@codesourcery.com>
11049 Sandra Loosemore <sandra@codesourcery.com>
11051 * config/mips/mips-cpus.def (34kn): New.
11052 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
11053 (BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
11054 * config/mips/mips-tables.opt: Regenerate.
11055 * doc/invoke.texi (MIPS Options): Document -march=34kn.
11057 2012-08-01 Richard Henderson <rth@redhat.com>
11059 * expmed.h (NUM_MODE_PARTIAL_INT): New.
11060 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
11061 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
11062 (struct expmed_op_costs): Likewise.
11063 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
11064 (expmed_mode_index): New.
11065 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
11066 (convert_cost_ptr): Likewise.
11067 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
11068 (init_expmed_one_conv): Split out from ...
11069 (init_expmed_one_mode): ... here. Iterate conversions over
11070 partial integer modes too.
11071 (init_expmed): Iterate over partial integer modes too.
11073 2012-08-01 Richard Henderson <rth@redhat.com>
11075 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
11076 (m32c_init_libfuncs): Remove.
11077 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
11078 (cstore<QHPSI>4): New expander.
11080 2012-08-01 Richard Guenther <rguenther@suse.de>
11082 * tree-flow-inline.h (referenced_var): Remove.
11083 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
11085 * tree-sra.c (candidates): New global hashtable.
11086 (candidate): New function.
11087 (sra_initialize): Initialize candidates.
11088 (sra_deinitialize): Free candidates.
11089 (disqualify_candidate): Remove candidate from candidates.
11090 (maybe_add_sra_candidate): New function.
11091 (find_var_candidates): Walk over all local decls and parameters,
11092 add candidates to candidates hashtable.
11093 (find_param_candidates): Add candidates to candidates hashtable.
11094 (analyze_all_variable_accesses): Use candidate instead of
11097 2012-08-01 Tom de Vries <tom@codesourcery.com>
11099 * tree-vrp.c (find_case_label_ranges): New function.
11100 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
11101 find_case_label_ranges instead of find_case_label_range. Handle second
11104 2012-08-01 Michael Matz <matz@suse.de>
11106 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
11107 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
11108 (dump_dfa_stats): Don't dump stats about var anns.
11109 (collect_dfa_stats): Don't collect them.
11110 (add_referenced_var_1): Don't set var annotation pointers.
11111 (remove_referenced_var): Ditto, and only remove it it's in the
11114 * tree-flow-inline.h (var_ann): Remove.
11115 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
11117 * tree-inline.c (remapped_type): Remove.
11118 (can_be_nonlocal): Most variable will be considered live here,
11119 return false earlier.
11120 (remap_decls): Don't call var_ann, all variables will be considered
11122 (copy_debug_stmt): Ditto, and use is_global_var.
11124 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
11125 determine if a variable was referred to, not var_ann.
11126 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
11127 (remove_unused_locals): Ditto.
11128 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
11129 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
11130 * tree.c (copy_node_stat): Don't clear var ann pointer.
11131 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
11133 (DECL_VAR_ANN_PTR): Remove.
11135 2012-08-01 Michael Matz <matz@suse.de>
11137 * tree-flow.h (struct var_ann_d): Rename used member.
11138 (set_is_used): Don't declare.
11139 * tree-flow-inline.h (clear_is_used): Remove.
11140 (set_is_used, is_used_p): Move to ...
11141 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
11142 on the side bitmap.
11143 (usedvars): New bitmap.
11144 (dump_scope_block): Don't dump unusedness.
11145 (remove_unused_locals): Allocate and free usedvars.
11146 * tree-nrv.c (tree_nrv): Don't clear used flags here.
11148 2012-08-01 Michael Matz <matz@suse.de>
11150 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
11151 base_index members.
11152 * tree-ssa-live.h (struct _var_map): Remove basevars member.
11153 (VAR_ANN_BASE_INDEX): Remove.
11154 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
11155 of var annotation to compress index space. Don't deal with above
11157 (var_map_base_fini): Don't free basevars.
11158 (init_var_map): Don't clear basevars.
11160 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
11162 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
11163 base_name to base_expr.
11164 (struct cand_chain_d): Likewise.
11165 (base_cand_hash): Likewise.
11166 (base_cand_eq): Likewise.
11167 (record_potential_basis): Likewise.
11168 (alloc_cand_and_find_basis): Likewise.
11169 (create_mul_ssa_cand): Likewise.
11170 (create_mul_imm_cand): Likewise.
11171 (create_add_ssa_cand): Likewise.
11172 (create_add_imm_cand): Likewise.
11173 (slsr_process_cast): Likewise.
11174 (slsr_process_copy): Likewise.
11175 (dump_candidate): Likewise.
11176 (base_cand_dump_callback): Likewise.
11177 (unconditional_cands_with_known_stride_p): Likewise.
11178 (cand_increment): Likewise.
11180 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
11182 PR tree-optimization/46556
11183 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
11184 (base_cand_map): Change to hash table.
11185 (base_cand_hash): New function.
11186 (base_cand_free): Likewise.
11187 (base_cand_eq): Likewise.
11188 (lookup_cand): Change base_cand_map to hash table.
11189 (find_basis_for_candidate): Likewise.
11190 (base_cand_from_table): Exclude CAND_REF.
11191 (restructure_reference): New function.
11192 (slsr_process_ref): Likewise.
11193 (find_candidates_in_block): Call slsr_process_ref.
11194 (dump_candidate): Handle CAND_REF.
11195 (base_cand_dump_callback): New function.
11196 (dump_cand_chains): Change base_cand_map to hash table.
11197 (replace_ref): New function.
11198 (replace_refs): Likewise.
11199 (analyze_candidates_and_replace): Call replace_refs.
11200 (execute_strength_reduction): Change base_cand_map to hash table.
11202 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
11204 * config/i386/i386.c (ix86_address_subreg_operand): Reject
11206 (ix86_print_operand_address): Assert that parts.base and parts.index
11207 are non-NULL after call to simplify_subreg.
11209 2012-08-01 Richard Guenther <rguenther@suse.de>
11211 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
11213 2012-08-01 Richard Guenther <rguenther@suse.de>
11215 * graphite-clast-to-gimple.c (translate_clast_user): Rename
11217 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
11219 * tree-call-cdce.c (tree_call_cdce): Use
11220 mark_virtual_operands_for_renaming.
11221 * tree-eh.c (sink_clobbers): Simplify.
11222 * tree-flow.h (mark_sym_for_renaming): Remove.
11223 (mark_virtual_operands_for_renaming): New function.
11224 * tree-if-conv.c (tree_if_conversion): Use
11225 mark_virtual_operands_for_renaming.
11226 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
11227 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
11228 (mark_virtual_operands_for_renaming): New function.
11229 * tree-loop-distribution.c (tree_loop_distribution): Use
11230 mark_virtual_operands_for_renaming.
11231 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
11232 update stmts, use mark_virtual_operands_for_renaming.
11233 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
11234 (replace_block_by): Adjust.
11235 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
11236 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
11237 mark_virtual_operands_for_renaming.
11238 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
11239 * tree-vectorizer.c (vectorize_loops): Likewise.
11241 2012-08-01 Richard Guenther <rguenther@suse.de>
11243 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
11244 add ssa_renaming_needed and rename_vops flags.
11245 (SYMS_TO_RENAME): Remove.
11246 (symbol_marked_for_renaming): Likewise.
11247 (mark_virtual_ops_for_renaming): Likewise.
11248 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
11250 (mark_for_renaming, marked_for_renaming): New functions.
11251 (symbol_marked_for_renaming): Remove.
11252 (dump_currdefs): Adjust.
11253 (maybe_replace_use): Likewise.
11254 (maybe_replace_use_in_debug_stmt): Likewise.
11255 (maybe_register_def): Likewise.
11256 (rewrite_update_phi_arguments): Likewise.
11257 (rewrite_update_enter_block): Likewise.
11258 (fini_ssa_renamer): Clear update SSA status here ...
11259 (delete_update_ssa): ... not here. Free rename set.
11260 (prepare_block_for_update): Compute which decls need renaming.
11261 (dump_update_ssa): Adjust.
11262 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
11263 (need_ssa_update_p): Adjust.
11264 (insert_updated_phi_nodes_for): Likewise.
11265 (update_ssa): Likewise.
11266 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
11267 for virtual and real operands.
11268 (finalize_ssa_uses): Likewise.
11269 * tree-ssanames.c (init_ssanames): Adjust.
11270 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
11271 execute_update_addresses_taken): Add bitmap to keep track of which
11272 candidates are suitable for rewriting and later renaming by SSA update.
11273 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
11274 * tree-dfa.c (make_rename_temp): Do not mark real operands for
11276 * cgraphunit.c (assemble_thunk): Likewise.
11277 * gimplify.c (gimple_regimplify_operands): Likewise.
11278 (force_gimple_operand_1): Likewise.
11279 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
11280 * tree-inline.c (declare_return_variable): Likewise.
11281 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
11282 mark_virtual_ops_for_renaming.
11283 (create_stores_for_reduction): Likewise.
11284 (create_loads_and_stores_for_name): Likewise.
11285 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
11286 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
11287 (execute_load_motion): Likewise.
11288 (remove_stmt): Likewise.
11289 (execute_pred_commoning_chain): Likewise.
11290 * tree-sra.c (create_access_replacement): Do not rename real operands.
11291 (get_unrenamed_access_replacement): Unify with ...
11292 (get_access_replacement): ... this.
11293 (get_repl_default_def_ssa_name): Adjust.
11294 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
11296 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
11297 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
11299 2012-07-31 DJ Delorie <dj@redhat.com>
11301 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
11302 extensions for TPF, unless specifically selected.
11304 2012-08-01 Alan Modra <amodra@gmail.com>
11307 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
11308 of lo_sum offsets. Comment. Assert mode at least word size
11309 rather than bypassing powerpc64 word offset check.
11311 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
11313 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
11314 costs for vec_perm and vec_promote_demote down to more natural values.
11315 (struct _rs6000_cost_data): New data structure.
11316 (rs6000_density_test): New function.
11317 (rs6000_init_cost): Change to use rs6000_cost_data.
11318 (rs6000_add_stmt_cost): Likewise.
11319 (rs6000_finish_cost): Perform density test when vectorizing a loop.
11321 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
11323 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
11324 of RTX_UNARY function-like operations. Print unknown expression
11325 RTX classes as pseudo-functions.
11326 (print_pattern): Simplify return pattern printing.
11327 (dump_insn_slim): Print the value of notes as a pattern for proper
11328 printing of CFA notes.
11330 2012-07-31 Dehao Chen <dehao@google.com>
11332 * predict.c (tree_estimate_probability_driver): Normalize the
11333 loop when initializing the loop optimizer.
11335 2012-07-31 Richard Guenther <rguenther@suse.de>
11337 * tree-flow.h (struct var_ann_d): Remove need_phi_state
11338 and current_def members.
11339 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
11340 (def_blocks): Remove.
11341 (struct var_info_d): New.
11342 (var_infos): New hashtable.
11343 (struct ssa_name_info): Add def_blocks member.
11344 (get_ssa_name_ann): Adjust.
11345 (get_var_info): New function.
11346 (get_phi_state, set_phi_state, get_current_def,
11347 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
11348 (insert_phi_nodes_compare_def_blocks): Rename to ...
11349 (insert_phi_nodes_compare_var_infos): ... this and adjust.
11350 (insert_phi_nodes): Adjust.
11351 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
11352 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
11353 (debug_def_blocks_r): Rename to ...
11354 (debug_var_infos_r): ... this and adjust.
11355 (var_info_hash): New function.
11356 (var_info_eq): Likewise.
11357 (rewrite_blocks): Adjust.
11358 (init_ssa_renamer): Likewise.
11359 (fini_ssa_renamer): Likewise.
11360 (delete_update_ssa): Likewise.
11361 (update_ssa): Likewise.
11362 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
11364 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
11366 PR tree-optimization/53773
11367 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
11368 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
11369 * tree-vect-loop.c (new_loop_vec_info): Initialize
11370 LOOP_VINFO_OPERANDS_SWAPPED field.
11371 (destroy_loop_vec_info): Restore canonical form.
11372 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
11373 (vect_is_simple_reduction_1): Likewise.
11375 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
11377 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
11378 start of each new line.
11379 * final.c (final_scan_insn): If the final dump is requested as
11380 slim RTL, dump slim RTL to the assembly file also.
11382 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
11386 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
11389 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
11391 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
11392 only if producer writes to the register given by regno.
11394 2012-07-31 Nick Clifton <nickc@redhat.com>
11396 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
11397 support for reporting stack usage.
11399 * config/frv/frv.c (QUAD): Fix typo.
11400 (frv_expand_prologue): Report stack usage.
11402 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
11405 * gengtype.c (struct walk_type_data): Add have_this_obj field.
11406 (walk_type): For functions that take a this_obj argument and
11407 that process fields with a GTY((length)) argument, write the
11408 test that write_types_local_process_field will write also at the
11409 head of the loop, effectively unswitching the loop.
11410 (write_func_for_structure, write_local_func_for_structure): Clear
11411 have_this_obj before calling walk_type.
11412 (write_local_func_for_structure): Set have_this_obj before walk_type.
11413 (write_array): Set have_this_obj for output of local pointer walking
11414 functions but not for marker functions.
11415 (write_types_local_process_field): Assert have_this_obj is set.
11417 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
11420 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
11423 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11424 * targhooks.c (default_mode_dependent_address_p): Delete code
11425 for GO_IF_MODE_DEPENDENT_ADDRESS.
11426 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
11427 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
11428 * doc/tm.texi: Regenerate.
11429 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
11430 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
11432 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11433 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11434 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11435 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
11436 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11437 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
11439 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11441 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
11443 * expmed.h (NUM_MODE_VECTOR_INT): Define.
11444 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
11445 (struct target_expmed): Convert x_mul_highpart_cost and
11446 x_mul_widen_cost fields to be indexed by integer modes.
11447 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
11448 of type struct expmed_op_cheap. Convert other cost fields to be
11449 of type struct_expmed_op_costs.
11450 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
11451 indexing of respective fields.
11452 (expmed_op_cheap_ptr): New function.
11453 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
11454 (expmed_op_cost_ptr): New function.
11455 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
11456 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
11457 sdiv_cost_ptr, udiv_cost_ptr): Call it.
11459 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
11460 Julian Brown <julian@codesourcery.com>
11462 * doc/invoke.texi (MIPS Options): Document -mno-float.
11463 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
11466 2012-07-30 Joseph Myers <joseph@codesourcery.com>
11468 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
11470 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11472 PR middle-end/53823
11473 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
11474 for special cases. Don't initialize coeff and is_neg.
11476 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
11477 Richard Earnshaw <rearnsha@arm.com>
11479 * target.def (vector_alignment): New target hook.
11480 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
11481 * doc/tm.texi: Regenerate.
11482 * targhooks.c (default_vector_alignment): New function.
11483 * targhooks.h (default_vector_alignment): Add prototype.
11484 * stor-layout.c (layout_type): Use targetm.vector_alignment.
11485 * config/arm/arm.c (arm_vector_alignment): New function.
11486 (TARGET_VECTOR_ALIGNMENT): Define.
11488 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
11489 vector type alignment instead of size.
11490 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
11491 element type size directly instead of computing it from alignment.
11492 Fix variable naming and comment.
11494 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
11495 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
11497 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
11498 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
11499 (ix86_handle_option): Handle mrdseed option.
11500 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
11501 (x86_64-*-*): Likewise.
11502 * config/i386/prfchwintrin.h: New header.
11503 * config/i386/cpuid.h (bit_RDSEED): New.
11504 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
11506 * config/i386/i386-c.c: Define __RDSEED__ if needed.
11507 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
11509 (ix86_option_override_internal): Handle new option.
11510 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
11511 (ix86_builtins): Add enum entries for RDSEED* builtins.
11512 (ix86_init_mmx_sse_builtins): Define new builtins.
11513 (ix86_expand_builtin): Expand RDSEED* builtins.
11514 * config/i386/i386.h (TARGET_RDSEED): New.
11515 * config/i386/i386.md (rdseed<mode>_1): New.
11516 * config/i386/i386.opt (mrdseed): New.
11517 * config/i386/x86intrin.h: Include rdseedintrin.h.
11519 2012-07-30 Richard Guenther <rguenther@suse.de>
11521 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
11522 (rewrite_stmt): Likewise.
11523 (rewrite_enter_block): Likewise.
11524 (pass_build_ssa): Do not update virtual SSA form during TODO.
11525 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
11526 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
11528 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
11531 * config/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
11534 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
11537 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
11538 Use t_reg_operand predicate. Add split for negated case.
11539 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
11540 * config/sh/sh.c (expand_ashiftrt): Likewise.
11542 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
11545 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
11546 of trying to emit ashlsi3_n.
11548 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11549 Steven Bosscher <steven@gcc.gnu.org>
11551 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
11552 option applications and option being applied to arrays of atomic types.
11553 (walk_type): Allow "atomic" option on strings too.
11554 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
11555 for the array field.
11556 * vec.h: Describe the atomic object "A" type of the macros in
11557 the header comment.
11558 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
11559 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
11560 * doc/gty.texi: Clarify that GTY option "length" is only for
11561 arrays of non-atomic objects. Fix typo in the description of the
11564 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
11566 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
11567 zero-extended addresses. Return false if the address has less
11568 than two components.
11569 (ix86_split_lea_for_addr): Unconditionally convert target and
11570 all address operands to requested mode.
11571 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
11572 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
11574 (zero-extended add splitter): New splitter to conditionally split
11575 non-destructive adds.
11576 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
11578 2012-07-28 Alan Modra <amodra@gmail.com>
11581 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
11582 multi-gpr reload to cases where predicate passes. Do the same for
11583 64-bit multi-gpr reload.
11585 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
11587 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
11588 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
11589 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
11590 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
11591 macro definitions and re-purpose as inline functions.
11592 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
11593 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
11594 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
11595 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
11596 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
11597 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
11598 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
11599 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
11600 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
11602 (convert_cost_ptr): New function, split out from...
11603 (set_convert_cost, convert_cost): ...here.
11604 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
11605 * gimple-ssa-strength-reduction.c: Likewise.
11607 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
11609 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
11610 diagnostic_initialize.
11612 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
11615 * config/sh/sh.c (shiftcosts): Remove case where first operand
11616 is a const_int. Move COSTS_N_INSNS usage into caller ...
11617 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
11618 calculated instead of MAX_COST.
11620 2012-07-27 Richard Guenther <rguenther@suse.de>
11622 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
11623 check whether SSA form is not up-to-date.
11624 * tree-flow.h (name_mappings_registered_p): Remove.
11625 * tree-into-ssa.c (struct repl_map_d): Remove.
11626 (repl_tbl): Likewise.
11627 (struct ssa_name_info): Add repl_set member.
11628 (update_ssa_obstack): New static global.
11629 (get_ssa_name_ann): Initialize repl_set.
11630 (clear_ssa_name_info): Assert age did not wrap.
11631 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
11632 (names_replaced_by): Adjust.
11633 (add_to_repl_tbl): Likewise.
11634 (dump_tree_ssa_stats): Likewise.
11635 (init_update_ssa): Initialize update_ssa_obstack.
11636 (delete_update_ssa): Free update_ssa_obstack.
11637 (name_mappings_registered_p): Remove.
11638 (update_ssa): Adjust.
11640 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
11642 * config/rs6000/constraints.md: Delete "q" constraint.
11643 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
11644 Delete the "q" alternative.
11645 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
11646 * config/rs6000/rs6000.c (rs6000_debug_reg_global)
11647 (rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
11648 adjust to MQ_REGNO removal.
11649 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
11651 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
11652 (enum reg_class): Adjust comment. Delete MQ_REGS.
11653 (REG_CLASS_CONTENTS): Adjust.
11654 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
11655 * config/rs6000/rs6000.md: Delete MQ_REGNO.
11656 (movsi_internal1, movsi_internal1_single, movhi_internal,
11657 movqi_internal, movcc_internal1, movsf_hardfloat,
11658 movsf_softfloat): Delete the "q" alternative.
11659 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
11660 ctr<mode>_internal6): Delete "q" constraint.
11662 2012-07-27 Richard Guenther <rguenther@suse.de>
11664 * tree-into-ssa.c (def_blocks_p): New typedef.
11665 (insert_phi_nodes_compare_def_blocks): New function.
11666 (insert_phi_nodes): Do not walk over referenced vars, instead
11667 walk over recorded def_blocks, record relevant ones and sort
11668 them to avoid repeated hashtable lookups.
11670 2012-07-27 Richard Guenther <rguenther@suse.de>
11672 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
11673 Remove param documentation.
11674 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
11675 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
11676 * tree-flow.h (mark_set_for_renaming): Remove.
11677 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
11678 (add_new_name_mapping): Remove bookkeeping code.
11679 (dump_update_ssa): Remove stats dumping code.
11680 (init_update_ssa): Remove stats allocation code.
11681 (delete_update_ssa): Remove stats freeing code.
11682 (mark_set_for_renaming): Remove.
11683 (switch_virtuals_to_full_rewrite_p): Likewise.
11684 (switch_virtuals_to_full_rewrite): Likewise.
11685 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
11687 2012-07-27 Marek Polacek <polacek@redhat.com>
11689 * cgraphunit.c: Rename varpool_finalize_variable to
11690 varpool_finalize_decl in a comment.
11692 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
11694 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
11695 Delete code for -mno-power, -mpower, and -mpower2.
11696 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
11697 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11699 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
11700 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
11701 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11703 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
11704 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
11705 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11707 (TARGET_POWER): Delete.
11708 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
11709 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11711 (TARGET_POWER): Delete.
11712 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
11713 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11715 (TARGET_POWER): Delete.
11716 * config/rs6000/darwin.h (TARGET_POWER): Delete.
11717 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
11718 support for -mpower, -mpower2, and -mno-power.
11719 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
11721 (rs6000_cpu_cpp_builtins): Likewise.
11722 * config/rs6000/rs6000-cpus.def: Likewise.
11723 * config/rs6000/rs6000-tables.opt: Regenerate.
11724 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
11725 (rs6000_option_override_internal): Adjust.
11726 (rs6000_conditional_register_usage): Adjust.
11727 (rs6000_emit_move): Adjust.
11728 (rs6000_common_init_builtins): Adjust.
11729 (rs6000_init_libfuncs): Adjust.
11730 (rs6000_output_function_prologue): Adjust.
11731 (rs6000_adjust_cost): Adjust.
11732 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
11733 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
11735 (TARGET_DEFAULT): Adjust.
11736 (PROCESSOR_POWER): Delete.
11737 (SHIFT_COUNT_TRUNCATED): Adjust.
11738 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
11739 (extendqisi2_power): Delete.
11740 (extendqisi2_no_power): Adjust.
11741 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
11743 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
11744 (anonymous doz insn patterns): Delete.
11746 (abssi2_power): Delete.
11747 (abssi2_nopower): Adjust.
11748 (nabs_power, nabs_nopower): Likewise.
11749 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
11750 Likewise. Delete anonymous post-reload splitter.
11751 (mulsi3_no_mq_internal1): rename to...
11752 (mulsi3_internal1): New define_insn.
11753 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
11755 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
11756 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
11757 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
11758 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
11759 quous_call): Likewise.
11760 (maskir_internal1, maskir_internal2, maskir_internal3,
11761 maskir_internal4, maskir_internal5, maskir_internal6,
11762 maskir_internal7, maskir_internal8): Delete.
11763 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
11764 (anonymous sl insn patterns): Delete.
11765 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
11766 (lshrsi3_64): Adjust.
11767 (anonymous sr insn patterns): Delete.
11768 (anonymous rrib insn patterns): Delete.
11769 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
11770 (anonymous sra insn patterns): Delete.
11771 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
11772 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
11773 fctiwz_<mode>): Adjust.
11774 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
11775 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
11776 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
11777 umulsi3_highpart_no_mq): Adjust.
11778 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
11779 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
11780 lshrdi3_internal1): Adjust.
11781 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
11782 (movti_power): Delete.
11783 (movti_string): Adjust.
11784 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
11785 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
11786 stmsi4_power, stmsi3_power): Delete.
11787 (anonymous movmemsi insn patterns): Adjust.
11788 (lfq_power2, stfq_power2): Delete.
11789 (eq<mode>, eq<mode>_compare): Adjust.
11790 (eqsi_power): Delete.
11792 (anonymous le, lt, ge, gt insn patterns): Delete.
11793 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
11794 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
11795 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11796 MULTILIB_MATCHES): Adjust.
11797 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
11798 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
11799 Delete -mcpu=power and -mcpu=power2 documentation.
11801 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
11803 * config/rs6000/601.md: New file.
11804 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
11806 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
11807 * config/rs6000/driver-rs6000.c (detect_processor_aix,
11808 struct asm_names): Likewise.
11809 * config/rs6000/rios1.md: Delete file.
11810 * config/rs6000/rios2.md: Delete file.
11811 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
11813 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
11814 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
11815 * config/rs6000/rs6000-tables.opt: Regenerated.
11816 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
11818 (rs6000_option_override_internal): Delete support for RIOS CPUs.
11819 (rs6000_conditional_register_usage): Adjust comment.
11820 (rs6000_issue_rate):Delete support for RIOS CPUs.
11821 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
11823 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
11824 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
11825 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
11827 (include "rios1.md", include "rios2.md"): Delete.
11828 (include "601.md"): New.
11829 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
11831 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
11833 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
11834 rios2.md . Add 601.md .
11836 2012-07-26 Richard Henderson <rth@redhat.com>
11838 * doc/extend.texi (attribute): Document hot/cold for labels.
11839 * predict.c (tree_estimate_probability_bb): Handle hot/cold
11840 attributes on user labels.
11841 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
11843 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
11844 Sandra Loosemore <sandra@codesourcery.com>
11846 * cse.c (find_comparison_args): Check for cycles of any length.
11848 2012-07-26 Nick Clifton <nickc@redhat.com>
11850 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
11851 (mn10300_get_live_callee_saved_regs): If requested return a count
11852 of the number of bytes in the mask.
11853 (mn10300_expand_prologue): Add argument to invocation of
11854 mn10300_get_live_callee_regs.
11855 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
11856 mn10300_get_live_callee_saved_regs.
11857 (mn10300_initial_offset): Likewise.
11858 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
11860 * config/mn10300/mn10300.md (return_ret): Add argument to
11861 invocation of mn10300_get_live_callee_saved_regs.
11863 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
11865 PR regression/54084
11866 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
11867 pointer difference check.
11869 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
11871 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
11872 (mbc_entry_eq): Likewise.
11873 (mult_costs): Likewise.
11874 (cost_tables_exist): Likewise.
11875 (initialize_costs): Likewise.
11876 (finalize_costs): Likewise.
11877 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
11878 (add_regs_cost): Remove.
11879 (multiply_regs_cost): Likewise.
11880 (add_const_cost): Likewise.
11881 (extend_or_trunc_reg_cost): Likewise.
11882 (negate_reg_cost): Likewise.
11883 (struct mbc_entry): Likewise.
11884 (multiply_by_const_cost): Likewise.
11885 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
11886 change multiply_by_const_cost to mult_by_coeff_cost.
11887 (force_expr_to_var_cost): Likewise.
11888 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
11889 (get_computation_cost_at): Change add_regs_cost calls to add_cost
11890 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
11891 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
11892 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
11893 * tree-ssa-address.c (expmed.h): New #include.
11894 (most_expensive_mult_to_index): Change multiply_by_const_cost to
11895 mult_by_coeff_cost.
11896 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
11897 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
11898 neg_cost, and convert_cost instead of IVOPTS interfaces.
11899 (execute_strength_reduction): Remove calls to initialize_costs and
11901 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
11902 (init_expmed_one_mode): Initialize convert rtx_def; initialize
11903 x_convert_cost for related modes.
11904 (mult_by_coeff_cost): New function.
11905 * expmed.h (NUM_MODE_INT): New #define.
11906 (struct target_expmed): Add x_convert_cost matrix.
11907 (set_convert_cost): New inline function.
11908 (convert_cost): Likewise.
11909 (mult_by_coeff_cost): New extern decl.
11910 * tree-flow.h (initialize_costs): Remove decl.
11911 (finalize_costs): Likewise.
11912 (multiply_by_const_cost): Likewise.
11913 (add_regs_cost): Likewise.
11914 (multiply_regs_cost): Likewise.
11915 (add_const_cost): Likewise.
11916 (extend_or_trunc_reg_cost): Likewise.
11917 (negate_reg_cost): Likewise.
11918 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
11919 (tree-ssa-address.o): Update dependencies.
11921 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
11923 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
11924 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
11925 (TEST_BIT): Make a static inline function for stronger type checking.
11926 (SET_BIT): Don't handle sbitmaps with popcount.
11927 (RESET_BIT): Likewise.
11928 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
11929 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
11930 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
11931 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
11932 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
11933 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
11934 * sparseset.h: Add explanation of sparse set representation.
11936 2012-07-26 Richard Guenther <rguenther@suse.de>
11938 PR tree-optimization/54098
11939 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
11940 original range was UNDEFINED.
11942 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11944 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
11945 vld1Q_dupu64 tests.
11947 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
11950 * config/sh/sh.opt (mzdcbranch): New option.
11951 * doc/invoke.texi: Document it.
11952 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
11953 instead of TARGET_HARD_SH4.
11954 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
11955 for TARGET_HARD_SH4.
11957 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
11960 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
11962 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
11963 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
11964 from expander. Do not emit shift insn for not-SHMEDIA case.
11965 (ashlsi3_std): Replace with ...
11966 (ashlsi3_k, ashlsi3_d): ... these new insns.
11967 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
11968 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
11969 (gen_ashift_hi): Make static.
11970 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
11973 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
11974 Jim Wilson <jimwilso@cisco.com>
11976 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
11977 TARGET_BIG_ENDIAN_DEFAULT.
11979 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
11981 * gimple-low.c (lower_try_catch): New function.
11982 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
11983 <GIMPLE_CATCH>: Delete.
11984 <GIMPLE_EH_FILTER>: Likewise.
11986 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
11988 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
11989 of BIT_FIELD_REF for ignored results.
11990 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
11991 CONSTRUCTOR has vector type before using vector accessors on it.
11992 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
11993 #2 of BIT_FIELD_REF.
11994 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
11995 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
11996 not process operand #1 and #2.
11997 (convert_local_reference_op): Likewise.
11998 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
12000 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
12001 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
12003 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
12004 (build6_stat): Delete.
12005 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
12007 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
12009 PR tree-optimization/30318
12010 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
12012 [MINUS_EXPR]: Merge with PLUS_EXPR.
12014 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
12015 Paul Brook <paul@codesourcery.com>
12018 * target.def (warn_func_return): New hook.
12019 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
12020 * doc/tm.texi: Regenerate.
12021 * doc/sourcebuild.texi (Effective-Target Keywords): Document
12023 * ipa-pure-const.c (warn_function_noreturn): Check
12024 targetm.warn_func_return.
12025 * tree-cfg.c (execute_warn_function_return): Likewise.
12026 * config/spu/spu.c (spu_warn_func_return): New.
12027 (TARGET_WARN_FUNC_RETURN): Define.
12028 * config/rx/rx.c (rx_warn_func_return): New.
12029 (TARGET_WARN_FUNC_RETURN): Define.
12030 * config/avr/avr.c (avr_warn_func_return): New.
12031 (TARGET_WARN_FUNC_RETURN): Define.
12032 * config/arm/arm.c (arm_warn_func_return): New.
12033 (TARGET_WARN_FUNC_RETURN): Define.
12034 * config/mcore/mcore.c (mcore_warn_func_return): New.
12035 (TARGET_WARN_FUNC_RETURN): Define.
12036 (saved_warn_return_type, saved_warn_return_type_count): Remove.
12037 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
12039 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
12041 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
12042 function to implement assembler dialects.
12043 (output_asm_insn): Use do_assembler_dialects.
12044 (asm_fprintf): Likewise.
12046 2012-07-25 Richard Henderson <rth@redhat.com>
12049 * libfuncs.h: Don't include optabs.h.
12050 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
12051 * optabs.c (hash_libfunc): Don't cast members to int.
12052 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
12054 2012-07-25 Dodji Seketeli <dodji@redhat.com>
12056 * basic-block.c: Fix typo in comment.
12058 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
12059 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
12061 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
12062 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
12063 (ix86_handle_option): Handle mprfchw option.
12064 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
12065 (x86_64-*-*): Likewise.
12066 * config/i386/prfchwintrin.h: New header.
12067 * config/i386/cpuid.h (bit_PRFCHW): New.
12068 (bit_BMI): Formatting fix.
12069 (bit_HLE): Likewise.
12070 (bit_RTM): Likewise.
12071 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
12073 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
12074 * config/i386/i386.c (ix86_target_string): Define
12075 -mprfchw option. Formatting fixes.
12076 (PTA_HLE): Formatting fix.
12078 (ix86_option_override_internal): Handle new option.
12079 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
12080 * config/i386/i386.h (TARGET_PRFCHW): New.
12081 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
12082 * config/i386/i386.opt (mprfchw): New.
12083 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
12084 * config/i386/x86intrin.h: Include prfchwintrin.h.
12086 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
12088 * config/i386/i386.md (stack_protect_set): Disable the pattern
12089 for Android since Android libc (bionic) does not provide random
12090 value for stack protection guard at gs:0x14. Guard value
12091 will be provided from external symbol (default implementation).
12092 (stack_protect_set_<mode>): Likewise.
12093 (stack_protect_test): Likewise.
12094 (stack_protect_test_<mode>): Likewise.
12095 * defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
12096 not have Bionic by default
12097 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
12098 Macro OPTION_BIONIC is defined in this file and provides Bionic
12099 accessibility status
12101 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
12103 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
12105 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12108 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
12109 (case ${target}): Add btver2.
12110 * config/i386/driver-i386.c (host_detect_local_cpu): Let
12111 -march=native recognize btver2 processors.
12112 * config/i386/i386-c.c (ix86_target_macros_internal): Add
12113 btver2 def_and_undef
12114 * config/i386/i386.c (struct processor_costs btver2_cost): New
12116 (m_BTVER2): New definition.
12117 (m_AMD_MULTIPLE): Includes m_BTVER2.
12118 (initial_ix86_tune_features): Add btver2 tune.
12119 (processor_target_table): Add btver2 entry.
12120 (static const char *const cpu_names): Add btver2 entry.
12121 (software_prefetching_beneficial_p): Add btver2.
12122 (ix86_option_override_internal): Add btver2 instruction sets.
12123 (ix86_issue_rate): Add btver2.
12124 (ix86_adjust_cost): Add btver2.
12125 * config/i386/i386.h (TARGET_BTVER2): New definition.
12126 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
12127 (enum processor_type): Add PROCESSOR_BTVER2.
12128 * config/i386/i386.md (define_attr "cpu"): Add btver2.
12130 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
12132 * doc/tm.texi: Regenerate.
12133 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
12134 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
12135 (default_finish_cost): Add prologue and epilogue costs.
12136 * targhooks.h (default_add_stmt_cost): Change parameter list.
12137 (default_finish_cost): Likewise.
12138 * target.def (init_cost): Change documentation string.
12139 (add_stmt_cost): Change documentation string and parameter list.
12140 (finish_cost): Likewise.
12141 * target.h (vect_cost_model_location): New enum.
12142 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
12143 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
12145 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
12146 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
12147 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
12148 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
12150 (struct _stmt_vec_info): Remove cost substruct.
12151 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
12152 (stmt_vinfo_set_outside_of_loop_cost): Remove.
12153 (builtin_vectorization_cost): New function.
12154 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
12155 (add_stmt_cost): Change parameter list.
12156 (finish_cost): Likewise.
12157 (vect_model_simple_cost): Likewise.
12158 (vect_model_store_cost): Likewise.
12159 (vect_model_load_cost): Likewise.
12160 (record_stmt_cost): Likewise.
12161 (vect_get_load_cost): Likewise.
12162 (vect_get_known_peeling_cost): Likewise.
12163 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
12164 list; call record_stmt_cost for prologue and epilogue costs.
12165 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
12166 prologue and epilogue costs; remove computation of vec_outside_cost;
12167 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
12168 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
12169 costs; call add_stmt_cost for prologue and epilogue costs.
12170 (vect_model_induction_cost): Revise call to add_stmt_cost for body
12171 costs; call add_stmt_cost for prologue costs.
12172 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
12173 list for function and arguments for calls to vect_get_load_cost and
12174 vect_get_store_cost.
12175 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
12176 vect_get_data_access_cost and vect_get_known_peeling_cost; use
12177 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
12178 latter call and discard their results; rename stmt_cost_vec to
12179 body_cost_vec; correct possible storage leak for body_cost_vec.
12180 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
12182 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
12183 body_cost_vec; add extra dummy parameter on calls to
12184 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
12185 argument list on call to add_stmt_cost.
12186 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
12187 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
12188 builtin_vectorization_cost; add "where" parameter on call to
12190 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
12191 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
12192 rename stmt_cost_vec to body_cost_vec.
12193 (vect_model_promotion_demotion_cost): Add vect_body argument to call
12194 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
12195 to stmt_vinfo_set_outside_of_loop_cost.
12196 (vect_model_store_cost): Change parameter list; call record_stmt_cost
12197 for prologue costs; add vect_body argument to call to record_stmt_cost;
12198 rename stmt_cost_vec to body_cost_vec; remove call to
12199 stmt_vinfo_set_outside_of_loop_cost.
12200 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
12201 vect_body argument to calls to record_stmt_cost.
12202 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
12203 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
12204 remove call to stmt_vinfo_set_outside_of_loop_cost.
12205 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
12206 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
12207 call record_stmt_cost for prologue costs.
12208 (vectorizable_store): Change argument list for call to
12209 vect_model_store_cost.
12210 (vectorizable_load): Change argument list for call to
12211 vect_model_load_cost.
12212 (new_stmt_vec_info): Remove assignment to
12213 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
12214 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
12215 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
12216 (spu_finish_cost): Add prologue and epilogue costs.
12217 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
12218 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
12219 (i386_finish_cost): Add prologue and epilogue costs.
12220 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
12222 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
12223 (rs6000_finish_cost): Add prologue and epilogue costs.
12224 * tree-vect-slp.c (vect_free_slp_instance): Rename
12225 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
12226 (vect_create_new_slp_node): Remove assignment to
12227 SLP_TREE_OUTSIDE_OF_LOOP_COST.
12228 (vect_get_and_check_slp_defs): Change parameter list; change argument
12229 lists to calls to vect_model_store_cost and vect_model_simple_cost.
12230 (vect_build_slp_tree): Change parameter list; change argument lists
12231 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
12232 recursive self-calls; remove setting of outside_cost from
12233 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
12235 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
12236 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
12237 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
12239 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
12240 body_cost_vec; handle null ci->stmt; add vect_body argument to call
12241 to add_stmt_cost; simplify calls to targetm.vectorize.
12242 builtin_vectorization_cost; return vec_prologue_cost and
12243 vec_epilogue_cost from finish_cost.
12244 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
12245 body_cost_vec; add vect_body argument to call to add_stmt_cost.
12247 2012-07-24 Richard Henderson <rth@redhat.com>
12249 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
12250 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12251 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12252 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12253 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
12255 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12256 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
12257 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
12258 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12259 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
12260 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12261 * doc/tm.texi: Rebuild.
12263 2012-07-24 Richard Henderson <rth@redhat.com>
12265 * optabs.def: New file.
12266 * Makefile.in (OPTABS_H): Add insn-opinit.h.
12267 (MOSTLYCLEANFILES): Likewise.
12268 (insn-opinit.o): Remove reload.h
12269 (simple_rtl_generated_c): Remove insn-opinit.c.
12270 (s-opinit): New rule.
12271 (build/genopinit.o): Add optabs.def.
12272 * genopinit.c (rtx_upname): New.
12273 (optabs): Extract to optabs.def
12274 (enum optab_tag, struct optab_def_d, optabs): New.
12275 (struct pattern_d, patterns): New.
12276 (match_pattern): Split out from ...
12277 (gen_insn): ... here. Push matches on patterns vec.
12278 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
12279 (header_file_name, source_file_name, handle_arg): New.
12280 (open_outfile): New.
12281 (main): Sort and emit new tables. Generate lookup_handler,
12282 raw_optab_handler, swap_optab_enable.
12283 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
12284 * optabs.c (code_to_optab_): Remove.
12285 (hash_libfunc): Update for optab name change.
12286 (eq_libfunc): Likewise.
12287 (convert_optab_libfunc): Update computation of optab member;
12288 use the new convlib_def table.
12289 (optab_libfunc): Similarly.
12290 (set_optab_libfunc, set_conv_libfunc): Likewise.
12291 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
12292 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
12293 (init_optabs): Don't call them; export the data to optabs.def.
12294 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
12295 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
12296 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
12297 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
12298 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
12299 (gen_int_signed_fixed_libfunc): Likewise.
12300 (gen_int_unsigned_fixed_libfunc): Likewise.
12301 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
12302 (gen_ufloat_conv_libfunc): Likewise.
12303 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
12304 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
12305 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
12306 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
12307 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
12308 (debug_optab_libfuncs): Update for optab representation change.
12309 * optabs.h: Include insn-opinit.h.
12310 (optab, convert_optab, direct_optab): New typedefs.
12311 (struct optab_handlers, struct widening_optab_handlers): Remove.
12312 (struct optab_libcall_d): Rename from optab_d; remove code_,
12313 handlers, widening members.
12314 (struct convert_optab_libcall_d): Rename from convert_optab_d;
12315 remove code_ and handlers members.
12316 (enum optab_index, enum convert_optab_index): Remove.
12317 (enum direct_optab_index): Remove.
12318 (code_to_optab_): Fix array range.
12319 (optab_to_code): Covert to inline function.
12320 (optab_to_code_, convlib_def, normlib_def): Declare.
12321 (raw_optab_handler, swap_optab_enable): Declare.
12322 (unknown_optab): Remove; export to optabs.def
12323 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
12324 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
12325 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
12326 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
12327 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
12328 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
12329 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
12330 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
12331 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
12332 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
12333 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
12334 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
12335 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
12336 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
12337 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
12338 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
12339 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
12340 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
12341 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
12342 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
12343 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
12344 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
12345 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
12346 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
12347 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
12348 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
12349 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
12350 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
12351 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
12352 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
12353 vec_realign_load_optab, vec_widen_umult_hi_optab,
12354 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
12355 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
12356 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
12357 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
12358 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
12359 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
12360 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
12361 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
12362 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
12363 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
12364 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
12365 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
12366 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
12367 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
12368 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
12369 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
12370 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
12371 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
12372 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
12373 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
12374 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
12375 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
12376 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
12377 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
12378 atomic_exchange_optab, atomic_compare_and_swap_optab,
12379 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
12380 atomic_sub_fetch_optab, atomic_and_fetch_optab,
12381 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
12382 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
12383 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
12384 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
12385 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
12386 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
12387 atomic_thread_fence_optab, atomic_signal_fence_optab,
12388 vec_perm_optab, vec_perm_const_optab): Likewise.
12389 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
12390 and x_direct_optab_table members; add pat_enable.
12391 (optab_table, convert_optab_table, direct_optab_table): Remove.
12392 (optab_handler): Use raw_optab_handler.
12393 (widening_optab_handler, convert_optab_handler): Likewise.
12394 (set_optab_handler, set_widening_optab_handler): Remove.
12395 (set_convert_optab_handler, set_direct_optab_handler): Remove.
12396 (direct_optab_handler): Defer to optab_handler.
12397 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
12399 2012-07-24 Jason Merrill <jason@redhat.com>
12401 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
12402 match MEM_STAT_DECL.
12403 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
12405 2012-07-24 Richard Henderson <rth@redhat.com>
12407 * optabs.h (struct optab_d): Rename code member to code_.
12408 (struct convert_optab_h): Likewise.
12409 (code_to_optab_): Rename from code_to_optab.
12410 (code_to_optab, optab_to_code): New.
12411 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
12412 * ifcvt.c (noce_emit_move_insn): Likewise.
12413 * optabs.c (simplify_expand_binop): Use optab_to_code.
12414 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
12415 (avoid_expensive_constant, expand_binop_directly): Likewise.
12416 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
12417 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
12418 (have_insn_for, debug_optab_libfuncs): Likewise.
12419 (init_optab, init_optabv, init_convert_optab): Update for optab
12420 member name change.
12422 * libfuncs.h: Include optabs.h.
12423 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
12424 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
12425 (lto-streamer-in.o, dwarf2out.o): Update deps.
12427 * optabs.h (unknown_optab): New.
12428 * builtins.c (interclass_mathfn_icode): Use it.
12429 * dojump.c (do_compare_rtx_and_jump): Likewise.
12430 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
12431 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
12432 (expand_vector_operations_1): Likewise.
12433 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
12434 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
12436 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
12438 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
12440 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12443 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
12445 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
12447 ("neon_vld3_lane<mode>":VMQ): Likewise.
12448 ("neon_vld3_dup<mode>":VDX): Likewise.
12449 ("neon_vst3_lane<mode>":VD): Likewise.
12450 ("neon_vst3_lane<mode>":VMQ): Likewise.
12452 2012-07-24 Roland McGrath <mcgrathr@google.com>
12454 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
12455 stack alignment padding.
12457 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
12460 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
12461 negative constant address for TARGET_X32 ...
12462 (ix86_decompose_address): ... here. Reject constant addresses
12463 that don't satisfy x86_64_immediate_operand predicate.
12465 2012-07-24 Julian Brown <julian@codesourcery.com>
12467 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
12469 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
12471 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
12472 Move test to check that there is a popcount function for the the number
12473 of bits in SBITMAP_ELT_BITS to sbitmap.c.
12474 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
12475 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
12477 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
12478 * configure: Regenerate.
12479 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
12480 (GCC_MEM_STAT_ARGUMENTS): New define.
12481 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
12482 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
12483 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
12484 FINAL_PASS_MEM_STAT): Define.
12485 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
12486 * ggc.h (ggc_record_overhead, ggc_free_overhead,
12487 ggc_prune_overhead_list): Remove internal prototypes, they are defined
12488 already in ggc-internal.h.
12489 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
12491 (add_statistics): Likewise.
12492 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12493 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
12494 wrappers around "survived" and "stats" members.
12495 (alloc_large_page): Always initialize survived.
12496 (ggc_internal_alloc_zone_stat): Likewise.
12497 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
12498 GATHER_STATISTICS is non-0.
12499 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
12500 (sweep_pages): Always increase survived.
12501 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
12502 (calculate_average_page_survival): Always define.
12503 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
12504 (ggc_print_statistics): Likewise.
12505 (ggc_pch_read): Likewise.
12506 * ggc-page.c (struct globals): Always define "stats" member.
12507 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
12508 (ggc_free): Likewise.
12509 (ggc_collec): Likewise.
12510 (ggc_print_statistics): Likewise.
12511 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
12512 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
12513 * gimple.h (enum gimple_alloc_kind): Always define.
12514 (gimple_alloc_kind): Likewise.
12515 * tree-flow.h (phinodes_print_statistics): Always define.
12516 (ssanames_print_statistics): Likewise.
12517 * vec.h (vec_heap_free): Always define.
12518 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
12519 * alloc-pool.c (alloc_pool_descriptor): Always define.
12520 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
12521 (empty_alloc_pool): Likewise.
12522 (pool_alloc): Likewise.
12523 (pool_free): Likewise.
12524 (dump_alloc_pool_statistics): Likewise.
12525 (print_statistics): Always define.
12526 * bitmap.c (struct bitmap_descriptor): Always define.
12527 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
12528 (register_overhead): Always define.
12529 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
12530 (bitmap_element_allocate): Likewise.
12531 (bitmap_elt_clear_from): Likewise.
12532 (bitmap_obstack_alloc_stat): Likewise.
12533 (bitmap_gc_alloc_stat): Likewise.
12534 (bitmap_obstack_free): Likewise.
12535 (bitmap_find_bit): Likewise.
12536 (bitmap_ior_and_into): Likewise.
12537 (bitmap_print): Likewise.
12538 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12539 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
12540 (gimple_alloc_kind_names): Likewise.
12541 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
12542 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12543 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
12544 rtvec_alloc_sizes): Always define.
12545 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
12546 (rtx_alloc_stat): Likewise.
12547 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12548 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
12549 tree_node_sizes, tree_node_kind_names): Always define.
12550 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
12552 (type_hash_canon): Likewise.
12553 (dump_tree_statistics): Likewise.
12554 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
12556 (ssanames_print_statistics): Likewise.
12557 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
12558 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
12559 (phinodes_print_statistics): Likewise.
12560 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
12561 * vec.c (struct vec_descriptor): Always define.
12562 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
12563 vec_descriptor, rester_overhead, free_overhead): Likewise.
12564 (cmp_statistic): Likewise.
12565 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
12566 (vec_heap_o_reserve_1): Likewise.
12567 (dump_vec_loc_statistics): Likewise.
12569 2012-07-24 Richard Guenther <rguenther@suse.de>
12571 PR tree-optimization/53616
12572 * tree-loop-distribution.c (ldist_gen): Do not change
12573 partition ordering when merging partitions.
12575 2012-07-24 Alan Modra <amodra@gmail.com>
12579 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
12580 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
12581 Adjust all rs6000_legitimate_offset_address_p calls.
12582 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
12583 (rs6000_secondary_reload_gpr): Declare.
12584 (rs6000_legitimate_offset_address_p): Update prototype.
12585 (rs6000_offsettable_memref_p): Delete.
12586 (rs6000_secondary_reload_ppc64): Delete.
12587 * config/rs6000/rs6000.c (address_offset): New function.
12588 (mem_operand_gpr): Likewise.
12589 (rs6000_legitimate_offset_address_p): Add worst_case param. When
12590 not worst_case assume class of regs with least restrictive offsets.
12592 (legitimate_lo_sum_address_p): Simplify register mode tests.
12593 (rs6000_legitimize_address): Likewise. Assume best case offset
12594 addressing. Combine ELF and MACHO lo_sum code.
12595 (rs6000_mode_dependent_address): Correct offset addressing limits.
12596 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
12597 Use reg_mode to help rs6000_legitimate_offset_address_p.
12598 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
12599 gpr load/store when offset too large.
12600 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
12601 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
12602 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
12603 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
12604 d->m,m->d,d->d. Correct size of gpr load/store.
12605 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
12607 (movti_ppc64): Likewise.
12608 (movdi_internal32): Likewise. Also disparage fprs.
12609 (movdi_mfpgpr, movdi_internal64): Likewise.
12610 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
12611 (movtf_softfloat): Order alternatives.
12612 (extenddftf2_internal): Use 'm' and 'Y' for store.
12613 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
12614 (stack_protect_setdi, stack_protect_testdi): Likewise.
12615 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
12616 (movdf_softfloat64): Likewise.
12617 (reload_<mode>_store): Adjust reload_di_store to provide
12618 reload_si_store as well.
12619 (reload_<mode>_load): Likewise.
12621 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
12624 * config/sh/predicates.md (general_movsrc_operand,
12625 general_movdst_operand): Reject T_REG.
12626 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
12627 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
12628 Remove T_REG alternatives.
12629 (*negtstsi): New insn.
12631 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
12634 * config/sh/sh.md (mulsf3_ie): Delete.
12635 (mulsf3_i4): Rename to mulsf3_i.
12636 (mulsf3): Emit mulsf3_i insn.
12638 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
12640 * config/sh/sh.md (addc1, subc1): Delete.
12641 (adddi3_compact): Use addc instead of addc1.
12642 (subdi3_compact): Use subc instead of subc1.
12644 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
12646 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
12647 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
12648 split_cost argument signed.
12649 (ix86_avoid_lea_for_add): Cleanup.
12650 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
12651 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
12652 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
12654 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
12656 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
12658 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
12661 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
12662 * config/i386/i386.c (ix86_print_operand_address): Ditto.
12663 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
12664 addresses. Prevent zero extensions of CONST_INT operands.
12666 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
12668 * sbitmap.h (struct int_list): Remove.
12669 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
12670 Remove prototypes of non-existing function.
12671 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
12672 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
12674 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
12675 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
12676 * basic-block.h: ... here.
12677 * sbitmap.c: Do not include basic-block.h.
12678 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
12679 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
12680 * cfganal.c: ... here.
12681 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
12682 * gcse.c (compute_code_hoist_vbeinout): Likewise.
12683 * lcm.c (compute_antinout_edge, compute_available): Likewise.
12684 * Makefile.in: Fix sbitmap.o dependencies.
12686 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12687 Nick Clifton <nickc@redhat.com>
12689 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
12690 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
12691 (unused) parameter to void *.
12693 2012-07-23 Richard Guenther <rguenther@suse.de>
12695 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
12696 instead of referenced vars.
12698 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
12700 * coverage.c: Refer to "notes file" instead of "graph file"
12701 in all comments. Explain history of bbg prefix.
12702 * gcov-io.h: Likewise.
12703 * gcov.c: Likewise.
12704 (find_source): Likewise in fnotice.
12705 (read_graph_file): Likewise.
12706 (read_count_file): Likewise.
12707 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
12708 and "data file" explicitly in the explanation of the files.
12710 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
12712 PR tree-optimization/53881
12713 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
12714 for each label and compare them instead of labels.
12716 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
12718 * opts.c (common_handle_option): Do not set
12719 flag_value_profile_transformations for -fprofile-generate.
12720 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
12721 (BB_TO_GCOV_INDEX): Remove.
12722 (output_location): Don't use it.
12723 (branch_prob): Likewise. Don't fiddle with the index of
12724 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
12725 (find_spanning_tree):
12726 * gcov.c (struct function_info): Document that blocks 0 and 1
12727 are the entry resp. exit blocks in gcov, too, like in GCC itself.
12728 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
12729 blocks identification.
12730 (output_lines): Likewise.
12731 * value-prof.c (gimple_value_profile_transformations): Do not
12732 test flag_value_profile_transformations again.
12733 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
12734 transformation functions.
12735 (gimple_values_to_profile):
12736 Don't test flag_value_profile_transformations
12737 * tree-profile.c (tree_profiling): Assert that the cgraph is in
12738 the CGRAPH_STATE_IPA_SSA state.
12739 Do not set, or look at, after_tree_profile.
12740 * function.h (struct function): Remove after_tree_profile bit.
12741 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
12742 * tree-inline.c (initialize_cfun): Don't copy it.
12743 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
12744 * lto-streamer-in.c (input_struct_function_base): Likewise.
12746 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
12748 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
12749 (SH_DYNAMIC_SHIFT_COST): Use it.
12750 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
12751 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
12752 Add sanity check for input value. Add function description.
12753 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
12754 lshrsi3_d): Use TARGET_DYNSHIFT.
12756 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
12758 * config/sh/sh.md (negc): Delete expander.
12759 (*negc): Rename insn to negc.
12761 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
12764 * config/i386/i386.md (*lea): New insn pattern.
12766 (*lea<mode>_2): Ditto.
12767 (*lea_{3,4,5,6}_zext): Ditto.
12768 * config/i386/predicates.md (lea_address_operand): Do not reject
12769 zero-extended address operands.
12770 * config/i386/constraints.md (j): Remove address constraint.
12771 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
12773 (ix86_print_operand_address): Handle SImode subreg of an address.
12774 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
12776 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
12778 Emit executable-stack note correctly for CRIS targets.
12779 * config/cris/cris.c (cris_file_end): New function.
12780 (TARGET_ASM_FILE_END): Define.
12782 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
12783 Maxim Kuvyrkov <maxim@codesourcery.com>
12784 NetLogic Microsystems Inc.
12786 * config/mips/mips.c (mips_issue_rate): Handle XLP.
12787 * config/mips/mips.md: Include xlp.md.
12788 * config/mips/xlp.md: New file.
12790 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
12792 PR gcov-profile/32543
12793 * profile.c (branch_prob): Update total_num_edges_instrumented and
12794 report the number of edges to instrument.
12796 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
12798 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
12800 2012-07-21 Andrew Pinski <apinski@cavium.com>
12802 * config/mips/mips.md (*popcountdi2_trunc): New pattern
12803 to handle popcount of a truncation.
12805 2012-07-21 Andrew Pinski <apinski@cavium.com>
12807 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
12808 Add a bool argument.
12809 * config/mips/mips.c (mips_block_move_straight): Update call to
12810 mips_expand_ext_as_unaligned_load.
12811 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
12812 Accept DImode dest when the width is that of SImode.
12813 * config/mips/mips.md (extv): Update call to
12814 mips_expand_ext_as_unaligned_load.
12817 2012-07-21 Andrew Pinski <apinski@cavium.com>
12819 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
12822 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
12824 * config/mips/mips.md (define_attr sync_*): Move before "type".
12825 (define_attr "type"): New values "atomic" and "syncloop".
12826 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
12827 Set "type" attribute.
12828 * config/mips/generic.md (generic_atomic, generic_syncloop):
12830 * config/mips/10000.md, config/mips/20kc.md,
12831 * config/mips/24k.md, config/mips/4130.md,
12832 * config/mips/4k.md, config/mips/5400.md,
12833 * config/mips/5500.md, config/mips/5k.md,
12834 * config/mips/7000.md, config/mips/74k.md,
12835 * config/mips/9000.md, config/mips/loongson2ef.md,
12836 * config/mips/loongson3a.md, config/mips/octeon.md,
12837 * config/mips/sb1.md, config/mips/sr71k.md,
12838 * config/mips/xlr.md: Handle "atomic" and "syncloop" types.
12840 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
12842 * config/sh/sh.md: Group and sort shift related patterns.
12843 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
12845 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
12847 * config/cris/cris.c (cris_asm_output_ident): Remove unused
12848 local variables section_asm_op, size, buf.
12850 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
12851 Steven Bosscher <steven@gcc.gnu.org>
12853 * config/rs6000/power4.md (power4-store-update): Fix reservation.
12854 (power4-three): Likewise.
12856 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
12857 Greta Yorsh <Greta.Yorsh@arm.com>
12859 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
12860 * config/arm/arm-cores.def (cortex-a15): Use it.
12862 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
12863 Greta Yorsh <Greta.Yorsh@arm.com>
12865 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
12866 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
12867 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
12868 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
12869 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
12870 (arm_fa726te_tune): Likewise.
12872 2012-07-20 Richard Guenther <rguenther@suse.de>
12874 * tree-dfa.c (collect_dfa_stats): Simplify.
12875 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
12877 * cfgexpand.c (estimated_stack_frame_size): Walk over local
12878 decls instead of referenced vars.
12879 * tree-ssa.c (delete_tree_ssa): Simplify.
12880 * tree-tailcall.c (find_tail_calls): Walk over local decls
12881 instead of referenced vars.
12882 (add_virtual_phis): Remove.
12883 (tree_optimize_tail_calls_1): Instead mark the virtual operand
12886 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
12888 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
12889 (brief_dump_cfg): Update prototype to take flags argument.
12890 (check_bb_profile): Remove prototype.
12891 * tracer.c (tracer): Update brief_dump_cfg calls.
12892 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
12893 Call dump_bb_info before and after the cfghook dump_bb. Terminate
12894 the dump with a newline.
12895 (dump_flow_info): Do not call check_bb_profile.
12896 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
12897 (check_bb_profile): Make static. Take indent and flags arguments.
12898 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
12899 check_bb_profile. Print one edge per line.
12900 (brief_dump_cfg): Take a flags argument, and filter out
12901 TDF_COMMENT and TDF_DETAILS.
12902 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
12903 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
12904 dump_bb_info here, it is already called from dump_bb. Idem for
12906 (dump_gimple_bb_footer): Likewise.
12907 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
12908 avoid broken dumps for statement histograms.
12909 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
12910 not call pp_flush here, the buffer should be empty.
12911 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
12912 * sched-vis.c (debug_bb_slim): Likewise.
12913 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
12914 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
12915 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
12916 (dump_function_to_file): Do not call check_bb_profile on
12917 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
12918 Use dump_bb instead of gimple_dump_bb.
12919 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
12920 * passes.c (execute_function_dump): Always call print_rtl_with_bb
12922 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
12923 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
12924 bottom of each basic block.
12926 2012-07-20 Richard Guenther <rguenther@suse.de>
12928 PR tree-optimization/54031
12929 * tree-ssa-ccp.c (get_value_from_alignment): Use
12930 get_pointer_alignment_1.
12932 2012-07-20 Richard Guenther <rguenther@suse.de>
12934 * tree-inline.c (add_local_variables): Remove check_var_ann
12935 parameter and dead code.
12936 (expand_call_inline): Adjust.
12937 (tree_function_versioning): Likewise.
12939 2012-07-20 Jakub Jelinek <jakub@redhat.com>
12942 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
12943 of just the first one.
12945 2012-07-20 Richard Guenther <rguenther@suse.de>
12947 * builtins.c (get_object_alignment_2): Correct offset handling
12948 when using type alignment of a MEM_REF kind base.
12950 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
12953 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
12954 (_lzcnt_u64): Ditto.
12956 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
12958 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
12960 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
12962 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
12963 defining statement is a SSA name that occurs in abnormal PHIs.
12965 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
12967 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
12970 2012-07-19 Jakub Jelinek <jakub@redhat.com>
12972 PR rtl-optimization/53942
12973 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
12974 directly from likely spilled non-fixed hard registers, move them
12977 2012-07-19 Steve Ellcey <sellcey@mips.com>
12979 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
12982 2012-07-19 Jason Merrill <jason@redhat.com>
12985 * dwarf2out.c (get_die_parent): New.
12986 (generate_type_signature): Use it.
12988 2012-07-19 Richard Henderson <rth@redhat.com>
12990 * config/ia64/vect.md (smulv4hi3_highpart): New.
12991 (umulv4hi3_highpart): New.
12992 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
12993 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
12994 (udot_prodv8qi, sdot_prodv8qi): Remove.
12995 (sdot_prodv4hi, udot_prodv4hi): Remove.
12996 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
12997 * config/ia64/ia64-protos.h: Update.
12999 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
13000 vectors larger than UNITS_PER_WORD.
13002 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
13003 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
13004 dummy != CODE_FOR_nothing value.
13006 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
13008 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
13009 * doc/tm.texi: Regenerate.
13010 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
13011 * config/sh/sh.h (MODE_AFTER): Update.
13012 * config/epiphany/epiphany.h (MODE_AFTER): Update.
13014 2012-07-19 Jakub Jelinek <jakub@redhat.com>
13016 PR middle-end/54017
13017 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
13018 (cleanup_tree_cfg_bb): Don't call it.
13019 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
13022 2012-07-19 Christian Bruel <christian.bruel@st.com>
13025 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
13027 2012-07-19 Richard Guenther <rguenther@suse.de>
13028 Eric Botcazou <ebotcazou@adacore.com>
13030 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
13031 about transition from invariant to known bits.
13032 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
13034 2012-07-19 Richard Guenther <rguenther@suse.de>
13036 PR tree-optimization/53970
13037 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
13039 2012-07-19 Tristan Gingold <gingold@adacore.com>
13040 Richard Henderson <rth@redhat.com>
13042 * opts.c (finish_options): Handle UI_SEH.
13043 * expr.c (build_personality_function): Handle UI_SEH.
13044 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
13045 * coretypes.h (unwind_info_type): Add UI_SEH.
13046 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
13048 (i386_pe_seh_init_sections): Likewise.
13049 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
13050 (TARGET_ASM_INIT_SECTIONS): Define.
13051 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
13052 (i386_except_unwind_info): New function.
13054 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
13055 Chao-ying Fu <fu@mips.com>
13057 * config/mips/mips.opt (mmcu): New option.
13058 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13059 _mips_mcu when TARGET_MCU.
13060 (ASM_SPEC): Pass mcu options to the assembler.
13061 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
13063 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
13065 * config.gcc (v850-*-rtems*): New target.
13066 * config/v850/rtems.h: New.
13067 * config/v850/t-rtems: New.
13069 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
13071 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
13072 of flags controlling optimization; add -ftree-slsr to list of flags
13073 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
13074 enabled by default at -O2; add -fvect-cost-model to list of flags
13075 enabled by default at -O3; document -fhoist-adjacent-loads and
13077 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
13078 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
13080 * common.opt: Add -ftree-slsr with flag_tree_slsr.
13082 2012-07-18 Jie Zhang <jzhang918@gmail.com>
13083 Julian Brown <julian@codesourcery.com>
13085 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
13086 (arm_size_rtx_costs): Likewise.
13087 (neon_valid_immediate): Add a case for double 0.0.
13089 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
13090 Mark Shinwell <shinwell@codesourcery.com>
13091 Julian Brown <julian@codesourcery.com>
13093 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
13094 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
13095 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
13096 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
13098 * config/arm/arm.md (neon_type): Update comment.
13100 2012-07-18 Richard Guenther <rguenther@suse.de>
13102 PR tree-optimization/53970
13103 * tree.h (contains_packed_reference): Remove.
13104 * expr.c (contains_packed_reference): Likewise.
13105 * tree-vect-data-refs.c (not_size_aligned): New function.
13106 (vector_alignment_reachable_p): Use it.
13107 (vect_supportable_dr_alignment): Likewise.
13109 2012-07-18 Richard Guenther <rguenther@suse.de>
13111 * tree.h (get_object_or_type_alignment): Remove.
13112 * builtins.c (get_object_alignment_2): New function copied from
13113 get_object_alignment_1. Take extra argument to indicate whether
13114 we take the address of EXP. Rework to use type alignment information
13115 if not, and return whether the result is an approximation or not.
13116 (get_object_alignment_1): Wrap around get_object_alignment_2.
13117 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
13118 we take the address.
13119 (get_object_or_type_alignment): Remove.
13120 * expr.c (expand_assignment): Call get_object_alignment.
13121 (expand_expr_real_1): Likewise.
13123 2012-07-18 Nick Clifton <nickc@redhat.com>
13125 * doc/invoke.texi (ARM Options): Document -munaligned-access.
13127 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
13129 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
13130 expander. Use arith_reg_dest predicate.
13131 (rotldi3, rotrdi3): Remove constraints in expander.
13132 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
13133 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
13136 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
13139 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
13141 * config/sh/sh.c (sh_option_override): Do not change
13142 flag_finite_math_only. Set TARGET_IEEE to complement of
13143 flag_finite_math_only.
13144 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
13145 of mieee and mno-ieee behavior.
13147 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
13149 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
13151 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
13153 * dumpfile.h (TDF_COMMENT): New define.
13154 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
13155 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
13156 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
13157 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
13158 Move to new file cfg-flags.h.
13159 (enum cfg_edge_flags): New enum, using cfg-flags.h.
13160 (EDGE_ALL_FLAGS): Compute value automatically.
13161 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
13162 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
13163 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
13164 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
13165 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
13166 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
13167 (BB_ALL_FLAGS): New, compute value automatically.
13168 (dump_bb_info): Update prototype.
13169 (dump_edge_info): Update prototype.
13170 * cfg-flags.h: New file.
13171 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
13172 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
13173 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
13174 (debug_bb): Update dump_bb call.
13175 (dump_cfg_bb_info): Remove.
13176 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
13177 Adjust verbosity using TDF_* flags. Check that the basic block flags
13178 are within the range of BB_ALL_FLAGS.
13179 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
13180 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
13181 first for consistency with other dump functions.
13182 (dump_bb): Update prototype accordingly.
13183 * cfghooks.c: Include dumpfile.h.
13184 (verify_flow_info): Update dump_edge_info calls.
13185 (dump_bb): Take a flags argument and pass it around.
13186 Use dump_bb_info to dump common information about a basic block.
13187 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
13188 (debug_flow_info): Moved here from cfgrtl.c.
13189 * profile.c (is_edge_inconsistent): Update dump_bb calls.
13190 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
13191 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
13192 print_rtl_slim_with_bb): Remove prototypes.
13193 (dump_insn_slim): Adjust prototype to take a const_rtx.
13194 (print_rtl_with_bb): Adjust prototype.
13195 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
13196 * sched-vis.c (dump_insn_slim): Take a const_rtx.
13197 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
13198 (print_rtl_slim_with_bb): Remove.
13199 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
13200 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
13201 for that. Prototype here near DEBUG_FUNCTION marker.
13202 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
13204 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
13205 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
13206 (remove_bb): Update dump_bb call.
13207 (gimple_debug_bb): Use dump_bb.
13208 (dump_function_to_file): Update gimple_dump_bb call.
13209 (print_loops_bb): Likewise.
13210 * tree-flow.h (gimple_dump_bb): Update prototype.
13211 * gimple-pretty-print.c (dump_bb_header): Rename to
13212 dump_gimple_bb_header. Write to a stream instead of a pretty
13213 printer. Use dump_bb_info to dump basic block info.
13214 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
13215 stream instead of a pretty printer. Use dump_bb_info.
13216 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
13217 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
13218 dump_gimple_bb_footer.
13219 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
13220 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
13221 (print_rtl_with_bb): Take a flags argument and pass it around.
13222 Use dump_insn_slim if TDF_SLIM.
13223 (dump_bb_info): Removed and re-incarnated in cfg.c.
13224 (dump_flow_info): Moved to cfghooks.c.
13225 (debug_flow_info): Moved to cfghooks.c.
13226 * passes.c (execute_function_dump): Unconditionally use
13227 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
13228 * final.c (dump_basic_block_info): Update dump_edge_info calls.
13229 * tree-vrp.c (dump_asserts_for): Likewise.
13230 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
13231 * tree-if-conv.c (if_convertible_bb_p): Don't look at
13232 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
13233 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
13234 for the same reason.
13235 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
13237 2012-07-17 Richard Guenther <rguenther@suse.de>
13239 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
13240 vars here, use create_tmp_reg where appropriate.
13241 (vect_create_addr_base_for_vector_ref): Do not add referenced
13242 vars here, use create_tmp_reg where appropriate.
13243 (vect_create_data_ref_ptr): Likewise.
13244 (vect_create_destination_var): Likewise.
13245 (vect_permute_store_chain): Likewise.
13246 (vect_permute_load_chain): Likewise.
13247 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
13249 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
13250 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
13251 (vect_handle_widen_op_by_const): Likewise.
13252 * tree-vect-stmts.c (vect_init_vector): Likewise.
13253 (vectorizable_load): Likewise.
13255 2012-07-17 Tom de Vries <tom@codesourcery.com>
13257 * hwint.c: Fix loop range.
13259 2012-07-17 Tom de Vries <tom@codesourcery.com>
13261 * double-int.h (double_int_popcount): New inline function.
13262 * hwint.c (popcount_hwi): New function.
13263 * hwint.h (popcount_hwi): Declare function. New inline function.
13265 2012-07-17 Richard Henderson <rth@redhat.com>
13267 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
13269 (vectorizable_conversion): Update supportable_widening_operation call.
13270 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
13271 (vect_recog_widen_shift_pattern): Likewise.
13272 * tree-vectorizer.h: Update decl.
13274 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13275 Ulrich Weigand <ulrich.weigand@linaro.org>
13277 * common/config/arm/arm-common.c (arm_option_optimization_table):
13278 Enable -fsched-pressure by default while optimizing.
13279 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
13280 pressure algorithm by default.
13282 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
13284 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
13285 (CONST_OK_FOR_I10): Move macro to ...
13286 * config/sh/sh.c: ... here.
13287 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
13290 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
13292 * config/sh/sh.md: Delete mov related define_peephole patterns.
13294 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
13297 * doc/install.texi (Installing GCC): Refer to instructions for
13298 released versions. Fix hyphenation.
13300 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13302 * config/spu/spu.c (targetm): Move to bottom of file.
13303 (spu_attribute_table): Likewise.
13304 (spu_option_override, spu_init_builtins, spu_builtin_decl,
13305 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
13306 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
13307 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
13308 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
13309 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
13310 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
13311 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
13312 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
13313 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
13314 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
13315 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
13316 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
13317 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
13318 spu_encode_section_info, spu_legitimize_address,
13319 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
13320 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
13321 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
13322 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
13323 spu_section_type_flags, spu_select_section, spu_unique_section,
13324 spu_trampoline_init, spu_conditional_register_usage,
13325 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
13326 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
13327 spu_setup_incoming_varargs): Remove prototypes.
13328 (spu_legitimize_address): Add "static" to definition.
13330 2012-07-16 Jakub Jelinek <jakub@redhat.com>
13332 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
13334 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
13336 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
13337 before calling gsi_stmt.
13339 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
13342 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
13344 * config/i386/i386.md (stack_protect_set): Disable the pattern
13345 for Android since Android libc (bionic) does not provide random
13346 value for stack protection guard at gs:0x14. Guard value
13347 will be provided from external symbol (default implementation).
13348 (stack_protect_set_<mode>): Likewise.
13349 (stack_protect_test): Likewise.
13350 (stack_protect_test_<mode>): Likewise.
13352 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
13354 PR middle-end/53959
13356 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
13359 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
13361 * opts.c (default_option): Add -fvect-cost-model to default options
13364 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
13366 * graphite-clast-to-gimple.c, graphite-dependences.c,
13367 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
13368 for pass TODO flags.
13369 * Makefile.in: Fix dependencies.
13371 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
13373 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
13374 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13376 * function.c (stack_protect_epilogue): Use expand_call to expand
13377 targetm.stack_protect_fail.
13378 * stmt.c (expand_expr_stmt): Remove now-unused function.
13379 * tree.h (expand_expr_stmt): Remove prototype.
13380 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
13381 hook must return a CALL_EXPR.
13382 * doc/tm.texi: Regenerate.
13384 * emit-rtl.c (emit_label_before): Do not allow the same label
13385 to be emitted twice.
13386 (emit_label_after): Likewise.
13387 (emit_label): Likewise.
13389 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
13390 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
13391 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
13392 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
13394 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
13396 * system.h (dump_file): Do not define.
13397 * tree-pass.h: Include dumpfile.h, which is a new file containing...
13398 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
13399 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
13400 dump_flag_name, dump_file, dump_flags, dump_file_name,
13401 get_dump_file_info, struct dump_file_info): all of this, moved to...
13402 * dumpfile.h: Here, new file.
13403 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
13404 (dump_stmt): Remove prototype for C++ specific function.
13405 (dump_enumerated_decls): Move prototype from here...
13406 * tree-flow.h (dump_enumerated_decls): ... to here.
13407 (get_ref_base_and_extent) Move prototype from here ...
13408 * tree.h (get_ref_base_and_extent) ... to here.
13409 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
13410 gimple-pretty-print.h is enough. Do not include tree-dump.h,
13411 include timevar.h and dumpfile.h instead.
13412 (struct numbered_tree_d, compare_decls_by_uid,
13413 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
13414 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
13415 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
13416 Do not include timevar.h.
13417 * tree.c: Do not include timevar.h.
13418 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
13420 (dump_cfg_stats): Use current_function_name.
13421 (gimple_cfg2vcg): Likewise.
13422 (dump_function_to_file): Likewise.
13423 * df-scan.c: Do not include tree-pass.h and timevar.h.
13424 Include dumpfile.h.
13425 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
13426 use print_current_pass.
13427 * df-problems.c: Include dumpfile.h.
13428 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
13429 leads to errors in the code not selected.
13430 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
13431 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
13432 * lcm.c: Include dumpfile.h.
13433 Remove obsolete include of insn-attr.h.
13434 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
13435 missing probability notes.
13436 * stmt.c: Include dumpfile.h.
13437 (emit_case_decision_tree): Re-enable printing expand details only
13439 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
13440 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
13441 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
13442 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
13443 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
13444 function.c, fwprop.c, gcse.c, gimple-fold.c,
13445 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
13446 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
13447 graphite-dependences.c, graphite-interchange.c,
13448 graphite-optimize-isl.c, graphite-poly.c,
13449 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
13450 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
13451 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
13452 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
13453 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
13454 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
13455 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
13456 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
13457 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
13458 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
13459 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
13460 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
13461 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
13462 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
13463 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
13464 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
13465 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
13466 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
13467 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
13468 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
13469 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
13470 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
13471 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
13472 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
13473 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
13474 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
13475 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
13476 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
13477 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
13478 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
13479 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
13480 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
13481 tree-ssa-uncprop.c, tree-ssa-uninit.c,
13482 tree-switch-conversion.c, tree-tailcall.c,
13483 tree-vect-data-refs.c, tree-vect-loop.c,
13484 tree-vect-loop-manip.c, tree-vectorizer.c,
13485 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
13486 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
13487 only if needed. If tree-pass.h is included, do not include timevar.h
13488 and dumpfile.h. If tree-pass.h is not included but dump_file, or
13489 dump_flags, or the TDF_* flags are used, include dumpfile.h.
13490 If gimple-pretty-print.h is included, don't include
13491 tree-pretty-print.h. Remove assorted unnecessary includes.
13493 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
13494 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
13495 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
13496 Include dumpfile.h.
13497 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
13498 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
13499 spu/t-spu-elf: Fix dependencies.
13501 2012-07-16 Dehao Chen <dehao@google.com>
13504 2012-07-10 Dehao Chen <dehao@google.com>
13506 * tree.h (phi_arg_d): New field.
13507 * tree-flow-inline.h (gimple_phi_arg_block): New function.
13508 (gimple_phi_arg_block_from_edge): New function.
13509 (gimple_phi_arg_set_block): New function.
13510 (gimple_phi_arg_has_block): New function.
13511 (redirect_edge_var_map_block): New function.
13512 * tree-flow.h (_edge_var_map): New field.
13513 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
13514 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
13515 redirect_edge_var_map_add.
13516 * tree-outof-ssa.c (_elim_graph): New field.
13517 (insert_partition_copy_on_edge): New parameter.
13518 (insert_value_copy_on_edge): New parameter.
13519 (insert_rtx_to_part_on_edge): New parameter.
13520 (insert_part_to_rtx_on_edge): New parameter.
13521 (elim_graph_add_edge): New parameter.
13522 (elim_graph_remove_succ_edge): New parameter.
13523 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
13524 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
13525 (new_elim_graph): Add block debug info.
13526 (clear_elim_graph): Likewise.
13527 (delete_elim_graph): Likewise.
13528 (elim_graph_add_node): Likewise.
13529 (elim_graph_add_edge): Likewise.
13530 (elim_graph_remove_succ_edge): Likewise.
13531 (eliminate_build): Likewise.
13532 (elim_forward): Likewise.
13533 (elim_unvisited_predecessor): Likewise.
13534 (elim_backward): Likewise.
13535 (elim_create): Likewise.
13536 (eliminate_phi): Likewise.
13537 (insert_backedge_copies): Likewise.
13538 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
13540 (rewrite_add_phi_arguments): Likewise.
13541 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
13542 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
13543 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
13544 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
13545 * tree-ssa-loop-manip.c (create_iv): Likewise.
13546 (add_exit_phis_edge): Likewise.
13547 (split_loop_exit_edge): Likewise.
13548 (copy_phi_node_args): Likewise.
13549 (tree_transform_and_unroll_loop): Likewise.
13550 * value-prof.c (gimple_ic): Likewise.
13551 (gimple_stringop_fixed_value): Likewise.
13552 * tree-tailcall.c (add_successor_phi_arg): Likewise.
13553 (eliminate_tail_call): Likewise.
13554 (create_tailcall_accumulator): Likewise.
13555 (tree_optimize_tail_calls_1): Likewise.
13556 * tree-phinodes.c (add_phi_arg): Likewise.
13557 (make_phi_node): Likewise.
13558 (resize_phi_node): Likewise.
13559 (remove_phi_arg_num): Likewise.
13560 * omp-low.c (expand_parallel_call): Likewise.
13561 (expand_omp_for_static_chunk): Likewise.
13562 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
13564 (slpeel_update_phi_nodes_for_guard1): Likewise.
13565 (slpeel_update_phi_nodes_for_guard2): Likewise.
13566 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13567 (set_prologue_iterations): Likewise.
13568 (slpeel_tree_peel_loop_to_edge): Likewise.
13569 (vect_loop_versioning): Likewise.
13570 * tree-parloops.c (create_phi_for_local_result): Likewise.
13571 (transform_to_exit_first_loop): Likewise.
13572 (create_parallel_loop): Likewise.
13573 * ipa-split.c (split_function): Likewise.
13574 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
13575 (vect_create_epilog_for_reduction): Likewise.
13576 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
13577 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
13578 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
13579 (cond_if_else_store_replacement_1): Likewise.
13580 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
13581 (remove_forwarder_block_with_phi): Likewise.
13582 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
13583 * tree-predcom.c (initialize_root_vars): Likewise.
13584 (initialize_root_vars_lm): Likewise.
13585 * sese.c (sese_add_exit_phis_edge): Likewise.
13586 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
13587 * tree-ssa.c (flush_pending_stmts): Likewise.
13588 (redirect_edge_var_map_add): Likewise.
13589 (ssa_redirect_edge): Likewise.
13590 * gimple-streamer-in.c (input_phi): Likewise.
13591 * tree-vect-stmts.c (vectorizable_load): Likewise.
13592 * tree-inline.c (copy_phis_for_bb): Likewise.
13593 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
13594 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
13595 * tree-cfg.c (reinstall_phi_args): Likewise.
13596 (gimple_make_forwarder_block): Likewise.
13597 (add_phi_args_after_copy_edge): Likewise.
13598 (gimple_duplicate_sese_tail): Likewise.
13600 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
13602 * config/i386/i386.md (stack_protect_set): Disable the pattern
13603 for Android since Android libc (bionic) does not provide random
13604 value for stack protection guard at gs:0x14. Guard value
13605 will be provided from external symbol (default implementation).
13606 (stack_protect_set_<mode>): Likewise.
13607 (stack_protect_test): Likewise.
13608 (stack_protect_test_<mode>): Likewise.
13610 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
13612 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
13613 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
13614 CONSTANT_P and cris_legitimate_address_p.
13615 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
13616 (cris_preferred_reload_class): Don't return GENERAL_REGS as
13617 preferred to MOF_SRP_REGS.
13619 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
13620 of library functions for basic atomic compare-and-swap.
13621 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
13622 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
13623 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
13624 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
13625 ("atomic_compare_and_swap<mode>")
13626 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
13627 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
13628 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
13629 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
13630 (atomic_op_op_pred): Ditto.
13631 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
13632 reflect the change to include %2 in expansion. All callers changed.
13633 (qm3): New mode_attr.
13634 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
13635 as predicate for operand 2.
13636 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
13637 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
13638 constraint for operand 2.
13639 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
13640 nonmemory_operand for operand 3.
13641 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
13642 exclude memory. Improve emitted sync code for v10 and v32. Use
13643 <qm3> instead of <m> for size designator for cmp.
13644 ("atomic_compare_and_swap<mode>"): Change predicate to
13645 nonmemory_operand for operand 3. Add FIXME.
13646 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
13647 constraints for operand 3 to exclude memory.
13648 ("atomic_fetch_<atomic_op_name><mode>")
13649 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
13650 calls on result of call to need_atomic_barrier_p.
13652 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
13654 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
13655 with mflo and mtlo.
13656 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
13657 and mtlo. Adjust move_type->type mapping.
13658 (may_clobber_hilo): Split mthilo into mthi and mtlo.
13659 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
13660 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
13661 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
13662 instead of mthilo and mfhilo.
13663 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
13664 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
13665 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
13666 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
13667 Use mflo instead of mfhilo.
13668 * config/mips/10000.md (r10k_arith): Split mthilo.
13669 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
13670 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
13671 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
13672 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
13674 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
13675 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
13677 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
13678 * config/mips/5400.md (ir_vr54_hilo): Likewise.
13679 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
13680 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
13681 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
13682 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
13683 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
13684 * config/mips/generic.md (generic_hilo): Likewise.
13685 * config/mips/loongson2ef.md (ls2_alu): Likewise.
13686 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
13687 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
13688 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
13689 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
13690 * config/mips/xlr.md (xlr_hilo): Likewise.
13692 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
13693 Sandra Loosemore <sandra@codesourcery.com>
13695 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
13697 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
13699 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
13702 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
13704 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
13706 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
13709 * config/spu/spu.c (spu_init_cost): Mark static.
13710 (spu_add_stmt_cost): Likewise.
13711 (spu_finish_cost): Likewise.
13712 (spu_destroy_cost_data): Likewise.
13713 * config/i386/i386.c (ix86_init_cost): Mark static.
13714 (ix86_add_stmt_cost): Likewise.
13715 (ix86_finish_cost): Likewise.
13716 (ix86_destroy_cost_data): Likewise.
13717 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
13718 (rs6000_add_stmt_cost): Likewise.
13719 (rs6000_finish_cost): Likewise.
13720 (rs6000_destroy_cost_data): Likewise.
13722 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
13724 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
13725 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
13726 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
13728 * alloc-pool.h (pool_alloc): Likewise.
13730 * final.c (final): Do not loop to find max_uid.
13732 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
13734 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
13735 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
13737 2012-07-13 Richard Guenther <rguenther@suse.de>
13739 PR tree-optimization/53907
13740 * tree-ssa-forwprop.c (associate_pointerplus): New function.
13741 (ssa_forward_propagate_and_combine): Call it.
13743 2012-07-13 Richard Guenther <rguenther@suse.de>
13745 PR tree-optimization/53922
13746 * tree-vrp.c (value_inside_range): Change prototype to take
13747 min/max instead of value-range.
13748 (range_includes_zero_p): Likewise. Return the result from
13749 value_inside_range.
13750 (extract_range_from_binary_expr_1): Adjust to handle dont-know
13751 return value from range_includes_zero_p.
13752 (extract_range_from_unary_expr_1): Likewise.
13753 (compare_range_with_value): Likewise.
13754 (vrp_meet_1): Likewise.
13756 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
13758 * doc/tm.texi: Regenerate.
13759 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
13760 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
13761 (TARGET_VECTORIZE_FINISH_COST): Likewise.
13762 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
13763 * targhooks.c (default_init_cost): New function.
13764 (default_add_stmt_cost): Likewise.
13765 (default_finish_cost): Likewise.
13766 (default_destroy_cost_data): Likewise.
13767 * targhooks.h (default_init_cost): New decl.
13768 (default_add_stmt_cost): Likewise.
13769 (default_finish_cost): Likewise.
13770 (default_destroy_cost_data): Likewise.
13771 * target.def (init_cost): New DEFHOOK.
13772 (add_stmt_cost): Likewise.
13773 (finish_cost): Likewise.
13774 (destroy_cost_data): Likewise.
13775 * target.h (struct _stmt_vec_info): New extern decl.
13776 (stmt_vectype): Likewise.
13777 (stmt_in_inner_loop_p): Likewise.
13778 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
13779 (stmt_vector_for_cost): New VEC/typedef.
13780 (add_stmt_info_to_vec): New function.
13781 (struct _slp_tree): Remove cost.inside_of_loop field.
13782 (struct _slp_instance): Remove cost.inside_of_loop field; add
13783 stmt_cost_vec field.
13784 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
13785 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
13786 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
13787 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
13788 (struct _loop_vec_info): Add target_cost_data field.
13789 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
13790 (struct _bb_vec_info): Add target_cost_data field.
13791 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
13792 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
13793 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
13794 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
13795 (init_cost): New function.
13796 (add_stmt_cost): Likewise.
13797 (finish_cost): Likewise.
13798 (destroy_cost_data): Likewise.
13799 (vect_model_simple_cost): Change parameter list.
13800 (vect_model_store_cost): Likewise.
13801 (vect_model_load_cost): Likewise.
13802 (record_stmt_cost): New extern decl.
13803 (vect_get_load_cost): Change parameter list.
13804 (vect_get_store_cost): Likewise.
13805 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
13806 (destroy_loop_vec_info): Call destroy_cost_data.
13807 (vect_estimate_min_profitable_iters): Remove old calculation of
13808 inside costs; call finish_cost instead.
13809 (vect_model_reduction_cost): Call add_stmt_cost instead of old
13810 inside-costs calculation.
13811 (vect_model_induction_cost): Likewise.
13812 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
13813 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
13814 and vect_get_store_cost to obtain the value to return.
13815 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
13816 vect_get_data_access_cost and store it in the minimum peeling
13818 (vect_peeling_hash_choose_best_peeling): Change the parameter list
13819 to add a (stmt_vector_for_cost *) output parameter, and set its value.
13820 (vect_enhance_data_refs_alignment): Ignore the new return value from
13821 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
13822 vect_peeling_hash_choose_best_peeling and pass its contents to the
13824 * tree-vect-stmts.c (stmt_vectype): New function.
13825 (stmt_in_inner_loop_p): Likewise.
13826 (record_stmt_cost): Likewise.
13827 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
13828 record_stmt_cost instead of old calculation; don't call
13829 stmt_vinfo_set_inside_of_loop_cost.
13830 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
13831 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
13832 (vect_model_store_cost): Add stmt_cost_vec parameter; call
13833 record_stmt_cost instead of old calculation; add stmt_cost_vec
13834 parameter to vect_get_store_cost call; don't call
13835 stmt_vinfo_set_inside_of_loop_cost.
13836 (vect_get_store_cost): Add stmt_cost_vec parameter; call
13837 record_stmt_cost instead of old calculation.
13838 (vect_model_load_cost): Add stmt_cost_vec parameter; call
13839 record_stmt_cost instead of old calculation; add stmt_cost_vec
13840 parameter to vect_get_load_cost call; don't call
13841 stmt_vinfo_set_inside_of_loop_cost.
13842 (vect_get_load_cost): Add stmt_cost_vec parameter; call
13843 record_stmt_cost instead of old calculation.
13844 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
13845 (vectorizable_conversion): Likewise.
13846 (vectorizable_assignment): Likewise.
13847 (vectorizable_shift): Likewise.
13848 (vectorizable_operation): Likewise.
13849 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
13850 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
13851 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
13852 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
13853 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
13854 (TARGET_VECTORIZE_FINISH_COST): Likewise.
13855 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
13856 (spu_init_cost): New function.
13857 (spu_add_stmt_cost): Likewise.
13858 (spu_finish_cost): Likewise.
13859 (spu_destroy_cost_data): Likewise.
13860 * config/i386/i386.c (ix86_init_cost): New function.
13861 (ix86_add_stmt_cost): Likewise.
13862 (ix86_finish_cost): Likewise.
13863 (ix86_destroy_cost_data): Likewise.
13864 (TARGET_VECTORIZE_INIT_COST): New macro def.
13865 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
13866 (TARGET_VECTORIZE_FINISH_COST): Likewise.
13867 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
13868 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
13869 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
13870 (TARGET_VECTORIZE_FINISH_COST): Likewise.
13871 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
13872 (rs6000_init_cost): New function.
13873 (rs6000_add_stmt_cost): Likewise.
13874 (rs6000_finish_cost): Likewise.
13875 (rs6000_destroy_cost_data): Likewise.
13876 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
13877 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
13878 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
13879 stmt_cost_vec parameter to vect_model_store_cost and
13880 vect_model_simple_cost calls.
13881 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
13882 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
13883 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
13884 calculating cost more than once for loads; remove inside_cost
13885 parameter from recursive vect_build_slp_tree calls; call
13886 record_stmt_cost instead of old calculation.
13887 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
13888 the instance; free it on premature exit; remove inside_cost parameter
13889 from vect_build_slp_tree call; add stmt_cost_vec parameter to
13890 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
13891 (new_bb_vec_info): Call init_cost.
13892 (destroy_bb_vec_info): Call destroy_cost_data.
13893 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
13894 statement recorded with an SLP instance; call finish_cost instead of
13895 the old calculation.
13896 (vect_update_slp_costs_according_to_vf): Record statement costs from
13897 SLP instances, multiplying by the appropriate number of copies; don't
13898 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
13900 2012-07-13 Richard Guenther <rguenther@suse.de>
13902 PR middle-end/53937
13903 * builtins.c (get_pointer_alignment_1): Handle constant
13906 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
13907 Steven Bosscher <steven@gcc.gnu.org>
13908 Bernd Schmidt <bernds@codesourcery.com>
13910 PR rtl-optimization/53908
13911 * df-problems.c (can_move_insns_across): When doing
13912 memory-reference book-keeping, handle call insns.
13914 2012-07-13 Richard Guenther <rguenther@suse.de>
13916 * gimple.c (gimple_types_compatible_p_1): Remove redundant
13917 type attribute comparisons.
13918 (gimple_canonical_types_compatible_p): Likewise.
13920 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
13922 PR rtl-optimization/53176
13923 * rtlanal.c (rtx_cost): Adjust default cost for X with a
13924 UNITS_PER_WORD factor for all X according to the size of
13925 its mode, not just for SUBREGs with untieable modes.
13926 Handle SET. Use factor * factor for MULT, DIV, UDIV,
13929 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
13931 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
13932 QImode and HImode splitters. Use ix86_comparison_operator.
13933 Explicitly match FLAGS_REG.
13934 (DFmode cmove splitter): Explicitly match FLAGS_REG.
13936 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
13938 * expr.h (can_move_by_pieces): Move prototype from here ...
13939 * tree.h (can_move_by_pieces): ... to here.
13940 * optabs.h (set_widening_optab_handler): Use XCNEW.
13941 * gimplify.c: Do not include expr.h.
13943 * toplev.c: Do not include dwarf2out.h.
13944 * config/ia64/ia64.c: Likewise.
13945 * config/sparc/sparc.c: Likewise.
13946 * config/sparc/t-sparc (sparc.o): Fix dependencies.
13948 * Makefile.in (toplev.o): Fix dependencies
13949 (c-family/c-gimplify.o): Likewise.
13950 (c-family/c-common.o): Likewise.
13952 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
13954 * basic-block.h (struct edge_def): Use basic_block instead of
13956 * cfgloop.h (struct loop_exit, struct loop): Likewise.
13957 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
13958 instead of union tree_node *.
13959 * rtl.h (union rtunion_def, emit_insn_before_noloc,
13960 emit_insn_after_noloc, add_insn_before, add_insn_after,
13961 debug_bb_slim): Likewise.
13962 * tree-inline.h (struct copy_body_data): Likewise.
13963 * sched-rgn.c (dump_region_dot): Likewise.
13964 * gimple.h (struct gimple_statement_base, gimple_set_bb,
13965 gsi_move_to_bb_end): Likewise.
13966 * sched-vis.c (debug_bb_slim): Likewise.
13967 (debug_bb_n_slim): Likewise.
13968 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
13969 (mn10300_block_contains_call):
13971 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
13974 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
13977 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
13979 * doc/extend.texi (Namespace Association): Alter cautionary text.
13981 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
13984 * config/sh/sh.md: Remove displacement addresssing related splits.
13986 2012-07-10 Xinliang David Li <davidxl@google.com>
13988 * doc/invoke.texi: New option documented.
13989 * flag-types.h: New enum type.
13990 * gimplify.c (gimplify_bind_expr): Control
13991 clobber generation with new option.
13992 (gimplify_target_expr): Ditto.
13993 * common.opt: New option.
13995 2012-07-10 Julian Brown <julian@codesourcery.com>
13997 * config/arm/arm.md (movsi): Don't split symbol refs here.
13998 (define_split): New.
14000 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
14003 * config/m68k/m68k.c (m68k_epilogue_uses): New.
14004 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
14005 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
14007 2012-07-10 Richard Henderson <rth@redhat.com>
14009 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
14010 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
14011 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
14012 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
14013 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
14014 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
14015 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
14016 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
14017 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
14018 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
14019 (bdesc_args): Remove entries to match.
14020 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
14021 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
14022 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
14023 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
14024 (rs6000_builtin_mul_widen_odd): Remove.
14025 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
14026 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
14027 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
14028 (spu_builtin_mul_widen_odd): Remove.
14029 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
14030 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
14031 * doc/tm.texi.in: Don't document the removed hooks.
14033 * tree-vect-stmts.c (supportable_widening_operation): Expand
14034 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
14036 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
14037 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
14038 * optabs.c (can_mult_highpart_p): New.
14039 (expand_mult_highpart): New.
14040 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
14041 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
14042 by pieces if can_mult_highpart_p.
14043 (expand_vector_divmod): Use can_mult_highpart_p and always
14044 generate MULT_HIGHPART_EXPR.
14045 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
14046 * tree-vect-stmts.c (vectorizable_operation): Likewise.
14048 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
14049 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
14050 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
14051 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
14052 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
14053 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
14054 * config/spu/spu-builtins.def: Update pattern names to match.
14056 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
14057 from altivec_vmuleub.
14058 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
14059 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
14060 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
14061 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
14062 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
14063 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
14064 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
14065 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
14067 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
14068 avx2_umulv4siv4di3.
14069 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
14070 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
14071 (mulv4si3): Remove XOP test shadowed by SSE4 test.
14072 * config/i386/i386.c (bdesc_args): Update pattern names.
14073 (ix86_expand_sse2_mulvxdi3): Likewise.
14074 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
14075 shadowed by SSE4 test.
14077 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
14078 * cfgexpand.c (expand_debug_expr): Handle them.
14079 * expr.c (expand_expr_real_2): Likewise.
14080 * fold-const.c (fold_binary_loc): Likewise.
14081 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
14082 * optabs.c (optab_for_tree_code): Likewise.
14083 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
14084 * tree-inline.c (estimate_operator_cost): Likewise.
14085 * tree-pretty-print.c (dump_generic_node): Likewise.
14086 * tree.c (commutative_tree_code): Likewise.
14087 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14088 Handle type change before looking up optab.
14089 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
14090 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
14091 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
14092 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
14093 * genopinit.c (optabs): Initialize them.
14094 * doc/md.texi: Document them.
14096 2012-07-10 Dehao Chen <dehao@google.com>
14098 * tree.h (phi_arg_d): New field.
14099 * tree-flow-inline.h (gimple_phi_arg_block): New function.
14100 (gimple_phi_arg_block_from_edge): New function.
14101 (gimple_phi_arg_set_block): New function.
14102 (gimple_phi_arg_has_block): New function.
14103 (redirect_edge_var_map_block): New function.
14104 * tree-flow.h (_edge_var_map): New field.
14105 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
14106 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
14107 redirect_edge_var_map_add.
14108 * tree-outof-ssa.c (_elim_graph): New field.
14109 (insert_partition_copy_on_edge): New parameter.
14110 (insert_value_copy_on_edge): New parameter.
14111 (insert_rtx_to_part_on_edge): New parameter.
14112 (insert_part_to_rtx_on_edge): New parameter.
14113 (elim_graph_add_edge): New parameter.
14114 (elim_graph_remove_succ_edge): New parameter.
14115 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
14116 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
14117 (new_elim_graph): Add block debug info.
14118 (clear_elim_graph): Likewise.
14119 (delete_elim_graph): Likewise.
14120 (elim_graph_add_node): Likewise.
14121 (elim_graph_add_edge): Likewise.
14122 (elim_graph_remove_succ_edge): Likewise.
14123 (eliminate_build): Likewise.
14124 (elim_forward): Likewise.
14125 (elim_unvisited_predecessor): Likewise.
14126 (elim_backward): Likewise.
14127 (elim_create): Likewise.
14128 (eliminate_phi): Likewise.
14129 (insert_backedge_copies): Likewise.
14130 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
14132 (rewrite_add_phi_arguments): Likewise.
14133 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
14134 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
14135 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
14136 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
14137 * tree-ssa-loop-manip.c (create_iv): Likewise.
14138 (add_exit_phis_edge): Likewise.
14139 (split_loop_exit_edge): Likewise.
14140 (copy_phi_node_args): Likewise.
14141 (tree_transform_and_unroll_loop): Likewise.
14142 * value-prof.c (gimple_ic): Likewise.
14143 (gimple_stringop_fixed_value): Likewise.
14144 * tree-tailcall.c (add_successor_phi_arg): Likewise.
14145 (eliminate_tail_call): Likewise.
14146 (create_tailcall_accumulator): Likewise.
14147 (tree_optimize_tail_calls_1): Likewise.
14148 * tree-phinodes.c (add_phi_arg): Likewise.
14149 (make_phi_node): Likewise.
14150 (resize_phi_node): Likewise.
14151 (remove_phi_arg_num): Likewise.
14152 * omp-low.c (expand_parallel_call): Likewise.
14153 (expand_omp_for_static_chunk): Likewise.
14154 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
14156 (slpeel_update_phi_nodes_for_guard1): Likewise.
14157 (slpeel_update_phi_nodes_for_guard2): Likewise.
14158 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
14159 (set_prologue_iterations): Likewise.
14160 (slpeel_tree_peel_loop_to_edge): Likewise.
14161 (vect_loop_versioning): Likewise.
14162 * tree-parloops.c (create_phi_for_local_result): Likewise.
14163 (transform_to_exit_first_loop): Likewise.
14164 (create_parallel_loop): Likewise.
14165 * ipa-split.c (split_function): Likewise.
14166 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
14167 (vect_create_epilog_for_reduction): Likewise.
14168 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
14169 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
14170 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
14171 (cond_if_else_store_replacement_1): Likewise.
14172 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
14173 (remove_forwarder_block_with_phi): Likewise.
14174 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
14175 * tree-predcom.c (initialize_root_vars): Likewise.
14176 (initialize_root_vars_lm): Likewise.
14177 * sese.c (sese_add_exit_phis_edge): Likewise.
14178 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
14179 * tree-ssa.c (flush_pending_stmts): Likewise.
14180 (redirect_edge_var_map_add): Likewise.
14181 (ssa_redirect_edge): Likewise.
14182 * gimple-streamer-in.c (input_phi): Likewise.
14183 * tree-vect-stmts.c (vectorizable_load): Likewise.
14184 * tree-inline.c (copy_phis_for_bb): Likewise.
14185 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
14186 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
14187 * tree-cfg.c (reinstall_phi_args): Likewise.
14188 (gimple_make_forwarder_block): Likewise.
14189 (add_phi_args_after_copy_edge): Likewise.
14190 (gimple_duplicate_sese_tail): Likewise.
14192 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
14195 * config/sh/sh.c (sequence_insn_p): New function.
14196 (find_barrier, sh_insn_length_adjustment): Use it.
14198 2012-07-09 Iain Sandoe <iain@codesourcery.com>
14201 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
14203 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
14204 SUBTARGET_FOLD_BUILTIN.
14205 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
14206 SUBTARGET_FOLD_BUILTIN.
14208 2012-07-09 Iain Sandoe <iain@codesourcery.com>
14210 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
14211 runtime exceptions model setting from here ...
14212 * config/darwin.c (darwin_override_options): ... to here.
14214 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
14216 PR tree-optimization/53887
14217 * tree-cfg.c (group_case_labels_stmt): Make non-static.
14218 * tree-flow.h (group_case_labels_stmt): Add prototype.
14219 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
14220 to pre-process every switch.
14222 2012-07-09 Jason Merrill <jason@redhat.com>
14225 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
14226 (type_hash_eq): Likewise.
14228 2012-07-09 Tom de Vries <tom@codesourcery.com>
14229 Richard Guenther <rguenther@suse.de>
14231 * tree-ssa-ccp.c (optimize_unreachable): New function.
14232 (execute_fold_all_builtins): Use optimize_unreachable to optimize
14233 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
14235 2012-07-09 Richard Guenther <rguenther@suse.de>
14238 * graphite-optimize-isl.c: Make sure CU is not empty.
14240 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
14242 * gensupport.c (init_rtx_reader_args_cb): Start counting code
14243 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
14244 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
14245 the LAST_INSN_CODE marker at the end.
14246 * genoutput.c (nothing): New static struct data.
14247 (idata): Initialize to ¬hing.
14248 (idata_end): Initialize to ¬hing.next.
14249 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
14251 * genpeep.c (insn_code_number): Remove global variable.
14252 (gen_peephole): Take it as an argument instead.
14253 (main): Take insn_code_number from read_md_rtx.
14254 * optabs.h: Revert r161809:
14255 (optab_handlers): Change type of insn_code back to insn_code.
14256 (optab_handler, widening_optab_handler, set_optab_handler,
14257 set_widening_optab_handler, convert_optab_handler,
14258 set_convert_optab_handler, direct_optab_handler,
14259 set_direct_optab_handler): Remove int casts.
14260 Revert to treating the insn_code field as "insn_code".
14262 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
14264 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
14265 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
14266 * config/sh/sh-protos.h: Declare it.
14268 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14270 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
14271 (dump_fixup_graph): Use current_function_name.
14272 (adjust_cfg_counts): Likewise.
14273 * ira-conflicts.c: Do not include tree.h.
14274 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
14276 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
14279 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
14281 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14283 * basic-block.h: Re-group most prototypes per file.
14284 (struct edge_list): Remove num_blocks field.
14285 (dump_bb_info): Adjust prototypes.
14286 (dump_reg_info): Move prototype to regs.h.
14287 * function.h: Do not include tree.h.
14288 Include vec.h, vecir.h, input.h and machmode.h to compensate.
14289 (function_name): New prototype.
14290 * gimple.h: Include tree.h to compensate for basic-block.h change.
14291 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
14292 * regs.h (dump_reg_info): Prototype here.
14293 * regset.h: Adjust file reference in comment.
14294 (debug_regset): Remove prototype.
14295 * rtl.h: Include flags.h for flag_var_tracking_assignments.
14296 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
14297 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
14298 (dump_reg_info, dump_flow_info): Remove prototypes.
14299 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
14300 to here, the only user. Make static.
14301 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
14302 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
14303 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
14304 tree-pass.h, cfgloop.h, and tree-flow.h.
14305 Include basic-block.h, the first header I'd expect to be included.
14306 (reg_obstack): Move to df-core.c.
14307 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
14308 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
14309 (redirect_edge_succ_nodup): Move to cfghooks.c.
14310 (dump_regset, debug_regset): Move to df-core.c.
14311 (dump_bb_info): Move to cfgrtl.c.
14312 (dump_reg_info): Move to regstat.c.
14313 (dump_flow_info): Move to cfgrtl.c.
14314 (debug_flow_info): Likewise.
14315 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
14316 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
14317 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
14318 (flow_active_insn_p, forwarder_block_p, can_fallthru,
14319 could_fall_through): Move to cfgrtl.c.
14320 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
14321 (create_edge_list): Do not set edge_list's removed num_blocks.
14322 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
14323 (flow_nodes_print): Remove.
14324 (flow_edge_list_print): Remove.
14325 (inverted_post_order_compute): Use FOR_ALL_BB.
14326 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
14327 Do not call dump_reg_info.
14328 (debug_flow_info): Moved from cfg.c
14329 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
14330 to avoid looking at TDF_* flags from tree-pass.h.
14331 (flow_active_insn_p, forwarder_block_p, can_fallthru,
14332 could_fall_through): Moved from cfganal.c.
14333 (print_rtl_with_bb): Adjust dump_bb_info calls.
14334 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
14335 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
14336 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
14337 * cselib.c: Include tree.h with a FIXME.
14338 * df-core.c (reg_obstack): Moved from cfg.c.
14339 (dump_regset): Likewise.
14340 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
14341 * final.c (compute_alignments): Call dump_reg_info before
14343 * function.c (function_name): New function.
14344 (current_function_name): Use it.
14345 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
14347 * ira-conflicts.c: Include tree.h with a note.
14348 * regstat.c (dump_reg_info): Moved here from cfg.c.
14349 * loop-init.c: Include regs.h instead of hard-reg-set.h.
14350 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
14351 (rtl_loop_done): Likewise.
14352 * mcf.c: Include tree.h before langhooks.h.
14353 * predict.c (maybe_hot_count_p): Assert we have cfun.
14354 (probably_never_executed_bb_p): Likewise.
14355 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
14356 instead of dump_flow_info.
14357 * sched-deps.c: Include tree.h with a FIXME.
14358 (call_may_noreturn_p): Add FIXME note why this function has to
14359 look at function decls instead of function decl flags.
14360 * sched-vis.c: Include tree.h with a FIXME.
14361 (print_rtl_slim): Adjust dump_bb_info uses.
14362 * statistics.c (statistics_fini_pass_2): Use current_function_name
14363 to avoid including tree.h.
14364 (statistics_counter_event): Use function_name for the same reason.
14365 (statistics_histogram_event): Likewise.
14366 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
14367 instead of dump_flow_info.
14368 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
14369 before dump_flow_info.
14370 * doc/cfg.texi: Update CFG documentation.
14371 * Makefile.in (RTL_H): Depend on FLAGS_H.
14372 (GIMPLE_H): Depend on TREE_H.
14373 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
14374 but no longer on TREE_H.
14375 (C_COMMON_H): Depend on TREE_H.
14376 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
14377 sched-deps.o, sched-vis.o): Fixup dependencies.
14379 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14381 * alias.h: Do not include coretypes.h in header files.
14382 * cppbuiltin.h: Likewise.
14383 * double-int.h: Likewise.
14384 * gimple-fold.h: Likewise.
14385 * flags.h: Likewise.
14386 * tree-ssa-alias.h: Likewise.
14387 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
14388 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
14389 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
14390 (TREE_H): Likewise.
14391 (ALIAS_H): Do not depend on coretypes.h.
14392 (FLAGS_H): Likewise.
14393 (realmpfr.o): Depend on coretypes.h.
14395 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14397 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
14398 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
14400 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
14402 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
14403 (TARGET_FPA): Delete definition.
14404 (TARGET_MAVERICK): Likewise.
14405 (TARGET_FPA_EMU2): Likewise.
14406 (arm_fp_model): Remove FPA and Maverick models.
14407 (arm_arch_cirrus): Delete declaration.
14408 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
14409 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
14410 (CALL_USED_REGISTERS): Likewise.
14411 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
14412 (FIRST_VFP_REGNUM): Renumbered.
14413 (D7_VFP_REGNUM): Chain definition.
14414 (LAST_LO_VFP_REGNUM): Likewise.
14415 (FIRST_HI_VFP_REGNUM): Likewise.
14416 (LAST_HI_VFP_REGNUM): Likewise.
14417 (FIRST_IWMMXT_GR_REGNUM): Likewise.
14418 (LAST_IWMMXT_GR_REGNUM): Likewise.
14419 (FIRST_IWMMXT_REGNUM): Likewise.
14420 (LAST_IWMMXT_REGNUM): Likewise.
14421 (FRAME_POINTER_REGNUM): Renumbered.
14422 (ARG_POINTER_REGNUM): Renumbered.
14423 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
14424 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
14425 (HARD_REGNO_REGNUM): Remove FPA support.
14426 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
14427 (reg_class): Likewise.
14428 (REG_CLASS_NAMES): Likewise.
14429 (REG_CLASS_CONTENTS): Likewise.
14430 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
14431 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
14432 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
14433 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
14434 Reorganize. Use AAPCS preferred names.
14435 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
14437 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
14438 * arm.c (FL_CIRRUS): Delete definition.
14439 (arm_arch_cirrus): Delete variable.
14440 (arm_float_words_big_endian): Delete function.
14441 (cirrus_memory_offset): Delete function.
14442 (output_mov_long_double_fpa_from_arm): Delete function.
14443 (output_mov_long_double_arm_from_fpa): Delete function.
14444 (output_mov_double_fpa_from_arm): Delete function.
14445 (output_mov_double_arm_from_fpa): Delete function.
14446 (emit_sfm): Delete function.
14447 (maybe_get_arm_condition_code): Update comment.
14448 (arm_file_start): Always use softvfp for softfloat systems.
14449 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
14450 (arm_option_override): Remove FPA and Maverick support. Always
14451 default to vfp as the fallback FPU format.
14452 (use_return_insn): Remove FPA support.
14453 (arm_get_frame_offsets): Likewise.
14454 (arm_save_coproc_regs): Likewise.
14455 (arm_canonicalize_comparison): Remove Maverick support.
14456 (arm_select_cc_mode): Likewise.
14457 (arm_gen_compare_reg): Likewise.
14458 (arm_print_operand): Likewise.
14459 (arm_libcall_value_1): Remove FPA and Maverick support.
14460 (arm_function_value_regno_p): Likewise.
14461 (arm_apply_result_size): Likewise.
14462 (arm_legitimate_index_p): Likewise.
14463 (thumb2_legitimate_index_p): Likewise.
14464 (legitimize_reload_address): Likewise.
14465 (arm_register_move_cost): Likewise.
14466 (arm_hard_regno_mode_ok): Likewise.
14467 (arm_regno_class): Likewise.
14468 (arm_dbx_register_number): Likewise.
14469 (arm_emit_unwind_sequence): Likewise.
14470 (arm_conditional_register_usage): Likewise.
14471 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
14472 (cirrus_memory_offset): Likewise.
14473 (output_move_long_double_fpa_from_arm): Likewise.
14474 (output_move_long_double_arm_from_fpa): Likewise.
14475 (output_move_double_fpa_from_arm): Likewise.
14476 (output_move_double_arm_from_fpa): Likewise.
14477 (arm_float_words_big_endian): Likewise.
14478 * arm.md (CC_REGNUM): Renumbered.
14479 (VFPCC_REGNUM): Moved here. Renumbered.
14480 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
14481 (attr fpu): Remove FPA and Maverick support.
14482 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
14483 * arm-cores.def (ep9312): Remove Maverick support.
14484 * arm-arches.def (ep9312): Delete architecture.
14485 * arm-tables.opt: Regenerated.
14487 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
14489 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
14491 PR tree-optimization/53881
14492 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
14493 comparing labels to establish uniqueness of a switch case target,
14494 use the CFG instead.
14496 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
14498 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
14499 due to negative shift amount.
14501 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
14503 Fix configure test for "stack protector support in target C library".
14504 * configure.ac (test_prefix, test_exec_prefix): Move setting from
14505 inside sysroot handling to before and outside it.
14506 * configure: Regenerate.
14508 2012-07-06 Kai Tietz <ktietz@redhat.com>
14511 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
14512 as "/mingw/include".
14514 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
14517 * var-tracking.c (vt_add_function_parameter): Convert
14518 internal_arg_pointer into arg_pointer-based address even
14521 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
14523 PR rtl-optimization/53827
14526 * alias.c (memrefs_conflict_p): Adjust offset and size by the
14527 same amount for alignment ANDs.
14529 2012-07-06 Tom de Vries <tom@codesourcery.com>
14531 PR tree-optimization/51879
14532 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
14533 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
14534 (visit_use): Also call visit_reference_op_call for calls with a vdef.
14536 2012-07-06 Tom de Vries <tom@codesourcery.com>
14538 PR tree-optimization/52009
14539 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
14540 value numbers of gimple_vdef.
14541 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
14543 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
14544 (vn_reference_insert): Add and handle vdef parameter.
14545 (visit_reference_op_load): Add argument to vn_reference_insert call.
14546 (visit_reference_op_store): Find value number of vdef of store. Insert
14547 value number of vdef of store.
14549 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
14551 * config/i386/i386.md (simple lea to add peephole): Also transform
14552 RTXes where second PLUS operand matches output.
14554 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
14556 * config/i386/i386.c (construct_plt_address): Make static.
14557 * config/i386/i386-protos.h (construct_plt_address): Remove.
14559 2012-07-06 Nick Clifton <nickc@redhat.com>
14561 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
14562 default_encode_section_info.
14564 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
14567 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
14568 emit PIC sequence for fnaddr symbol reference in advance.
14570 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
14573 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
14575 * dwarf2out.c (function_possibly_abstracted_p): New static function.
14576 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
14577 cgraph_function_possibly_inlined_p.
14578 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
14579 (process_scope_var): Do not emit concrete instances of abstracted
14580 nested functions from here.
14581 (gen_decl_die): Emit the abstract instance if the function is possibly
14582 abstracted and not only possibly inlined.
14583 (dwarf2out_finish): Find the first non-abstract parent instance and
14584 attach concrete instances on the limbo list to it.
14586 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14587 Julian Brown <julian@codesourcery.com>
14591 * config/arm/neon-gen.ml (return_by_ptr): Delete.
14592 (print_function): Handle empty strings.
14593 (return): Delete use of return_by_ptr.
14594 (mask_shape_for_shuffle): New function.
14595 (mask_elems): Likewise.
14596 (shuffle_fn): Likewise.
14597 (params): Simplify and remove use of return_by_ptr.
14598 (get_shuffle): New function.
14599 (print_variant): Update.
14600 * config/arm/neon.ml (rev_elems): New function.
14601 (permute_range): Likewise.
14602 (zip_range): Likewise.
14603 (uzip_range): Likewise.
14604 (trn_range): Likewise.
14605 (zip_elems): Likewise.
14606 (uzip_elems): Likewise.
14607 (trn_elems): Likewise.
14608 (features): New enumeration Use_shuffle. Delete ReturnPtr.
14611 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
14612 * config/arm/arm_neon.h: Regenerate.
14614 2012-07-05 Richard Guenther <rguenther@suse.de>
14616 * tree-pretty-print.c (dump_generic_node): Properly test
14617 the result of exact_log2.
14619 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14621 * config/s390/s390-protos.h (s390_expand_movmem)
14622 (s390_expand_cmpmem): Add return value.
14623 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
14624 Return FALSE to use the library function in some cases.
14625 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
14628 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14630 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
14632 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
14634 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
14635 * stmt.c (dump_case_nodes): New.
14636 (expand_case): Split out code generation parts into new functions.
14637 (expand_switch_as_decision_tree_p): Split out from expand_case.
14638 (emit_case_decision_tree): Likewise.
14639 (emit_case_dispatch_table): Likewise.
14641 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14643 * config/arm/iterators.md (SDF): New mode iterator.
14644 (V_if_elem): Add support for SF and DF modes.
14646 (F_constraint): New mode iterator attribute.
14647 (F_fma_type): Likewise.
14648 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
14649 (*fmsub<SDF:mode>4): Likewise.
14650 (*fmnsub<SDF:mode>4): Likewise.
14651 (*fmnadd<SDF:mode>4): Likewise.
14653 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
14655 * expmed.c (expand_mult): Initialize coeff and is_neg.
14657 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
14659 * config/sh/predicates.md (zero_extend_operand): New predicate.
14660 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
14661 zero_extend_operand predicate.
14662 (zero_extendqisi2): Likewise.
14664 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
14666 PR middle-end/53321
14667 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
14668 to not call cgraph_propagate_frequency if something was changed.
14670 2012-07-04 Richard Guenther <rguenther@suse.de>
14672 PR middle-end/53433
14673 * gimple-fold.c (get_base_constructor): Do not return an
14674 error_mark_node DECL_INITIAL.
14676 2012-07-04 Richard Guenther <rguenther@suse.de>
14678 PR tree-optimization/53844
14679 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
14680 the loop virtual PHI.
14682 2012-07-04 Richard Guenther <rguenther@suse.de>
14684 PR tree-optimization/53849
14685 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
14686 for duplicated locals. Use add_referenced_var_1 to avoid
14687 pushing/popping cfun.
14689 2012-07-04 Kai Tietz <ktietz@redhat.com>
14691 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
14692 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
14694 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
14695 as i386_pe_reloc_rw_mask.
14697 2012-07-04 Richard Guenther <rguenther@suse.de>
14699 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
14700 as in free_lang_data_in_type.
14702 2012-07-04 Tobias Grosser <tobias@grosser.es>
14703 Michael Matz <matz@suse.de>
14705 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
14706 (graphite-optimize-isl.o): Add dependencies.
14707 * common.opt (floop-nest-optimize): New flag.
14708 * doc/invoke.texi (floop-nest-optimize): Document.
14709 * graphite-dependences.c (compute_deps): Export.
14710 * graphite-poly.h (compute_deps): Declare.
14711 * graphite-optimize-isl.c: New file.
14712 * graphite-poly.c (apply_poly_transforms): Run the loop
14714 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
14715 if -floop-nest-optimize is enabled.
14717 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
14719 * config/sh/predicates.md (logical_and_operand): New predicate.
14720 * config/sh/constraints.md (Jmb, Jmw): New constraints.
14721 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
14722 of 0xFFFF constant. Use logical_and_operand predicate and
14723 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
14724 (*andsi3_compact): Make it an insn_and_split. Use
14725 logical_and_operand predicate. Add Jmb,Jmw alternatives.
14727 2012-07-03 Jason Merrill <jason@redhat.com>
14730 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
14732 2012-07-03 Nick Clifton <nickc@redhat.com>
14734 * config/mep/mep.c (mep_reorg_regmove): Use
14735 next_nonnote_non_debug_insn to advance to the next insn. Do not
14736 expect delete_insn to return an rtx.
14738 2012-07-03 Richard Guenther <rguenther@suse.de>
14740 * doc/install.texi (CLooG): Clarify how CLooG needs to be
14741 configured and that it needs to be built against ISL 0.10.
14743 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
14745 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
14746 code model string in the error message.
14748 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
14751 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
14752 sibcall_insn_operand. Move it to a temporary register if not.
14754 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
14757 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
14760 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
14762 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
14764 2012-07-03 Roland McGrath <mcgrathr@google.com>
14766 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
14767 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
14768 * configure: Regenerated.
14769 * config/i386/i386.md (simple_return_internal_long): Use %;
14770 (ctz<mode>2): Likewise.
14771 (*pause): Likewise.
14773 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
14776 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
14778 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
14779 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
14780 gen_branch_true and gen_branch_false.
14781 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
14783 (branch_true, branch_false): Use t_reg_operand predicate.
14784 (*branch_true, *branch_false): Delete.
14785 (movt): Use t_reg_operand predicate.
14786 (*negnegt): Use negt_reg_operand predicate and fold little and big
14788 (*movtt): Use t_reg_operand and fold little and big endian variants.
14789 (*movt_qi): Delete.
14791 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
14793 * stmt.c (emit_case_bit_tests): Remove.
14794 (expand_case): Remove expand_switch_using_bit_tests_p code.
14795 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
14796 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
14797 (lshift_cheap_p): Likewise.
14798 (expand_switch_using_bit_tests_p): Likewise.
14799 (struct case_bit_test): Likewise.
14800 (case_bit_test_cmp): Likewise.
14801 (emit_case_bit_tests): New implementation for GIMPLE.
14802 (gen_inbound_check): Do not release post-dominator info here.
14803 (process_switch): Reorder code. Expand as bit tests if it
14805 (do_switchconv): Release post-dominator info here if something changed.
14806 (struct gimple_opt_pass): Verify more.
14807 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
14809 2012-07-02 Martin Jambor <mjambor@suse.cz>
14811 PR middle-end/38474
14812 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
14813 dynamic type change check.
14815 2012-07-02 Richard Guenther <rguenther@suse.de>
14816 Michael Matz <matz@suse.de>
14817 Tobias Grosser <tobias@grosser.es>
14818 Sebastian Pop <sebpop@gmail.com>
14820 * Makefile.in: Remove PPL flags in favor of ISL ones.
14821 (BACKENDLIBS): Remove PPL libs.
14822 (INCLUDES): Remove PPL includes in favor of ISL ones.
14823 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
14824 graphite-cloog-compat.h dependencies.
14825 (graphite-dependences.o): Likewise.
14826 (graphite-poly.o): Likewise.
14827 * configure.ac: Declare ISL vars instead of PPL ones.
14828 * configure: Regenerated.
14829 * doc/install.texi: Replace PPL requirement documentation with ISL one.
14830 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
14831 * graphite-clast-to-gimple.c: Likewise.
14832 * graphite-dependences.c: Likewise.
14833 * graphite-interchange.c: Likewise.
14834 * graphite-poly.h: Likewise.
14835 * graphite-poly.c: Likewise.
14836 * graphite-sese-to-poly.c: Likewise.
14837 * graphite.c: Likewise.
14838 * graphite-scop-detection.c: Re-arrange includes.
14839 * graphite-cloog-util.c: Remove.
14840 * graphite-cloog-util.h: Likewise.
14841 * graphite-ppl.h: Likewise.
14842 * graphite-ppl.c: Likewise.
14843 * graphite-dependences.h: Likewise.
14845 2012-07-02 Richard Guenther <rguenther@suse.de>
14847 Merge from graphite branch
14848 2011-07-21 Tobias Grosser <tobias@grosser.es>
14850 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
14851 Remove graphite-cloog-util.h.
14852 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
14853 build_iv_mapping, translate_clast_user, translate_clast,
14854 free_scattering, initialize_cloog_names, build_cloog_prog,
14855 create_params_index): Do not use old compatibility functions.
14856 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
14857 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
14858 compatibility functions.
14859 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
14861 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
14862 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
14864 * graphite-cloog-compat.h: Remove.
14866 2011-08-09 Tobias Grosser <tobias@grosser.es>
14868 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
14869 of the string, no just a reference.
14870 (clast_name_index): Add a new field, that specifies if we need to free
14872 (free_clast_name_index): If necessary, free the name string.
14873 (clast_name_index_elt_info): Calculate the hash based on the string
14874 content, not the memory location it is stored in.
14875 (clast_name_to_level): Specify that we do not need to free the name.
14876 (clast_name_to_index): Dito.
14877 (clast_name_to_lb_ub): Dito.
14878 (eq_clast_name_indexes): Compare the strings, not their base pointers.
14879 (free_scattering): Removed.
14880 (initialize_cloog_names): Renamed to add_names_to_union_domain().
14881 (add_names_to_union_domain): Changed to work on a union_domain,
14882 instead of a CloogNames structure.
14883 (build_cloog_prog): Removed.
14884 (build_cloog_union_domain): New.
14885 (generate_cloog_input): New.
14886 (scop_to_clast): Use CloogInput instead of CloogProgram.
14887 (print_generated_program): Adapt to new scop_to_clast() and do not
14888 print the CloogProgram any more.
14889 (create_params_index): Removed, functionality integrated in
14890 add_names_to_union_domain().
14891 (gloog): Adapt to new scop_to_clast().
14892 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
14894 2012-01-11 Tobias Grosser <tobias@grosser.es>
14896 * graphite-clast-to-gimple.c (clast_name_to_index,
14897 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
14898 (clast_to_gcc_expression): Add clast_expr_name as a new
14899 case. Do not assume a clast_expr_term points always to a
14901 (type_for_clast_term): Do not assume a clast_expr_term points always to
14903 (type_for_clast_name): New.
14904 (type_for_clast_expr): Add clast_expr_name as a new case.
14906 2011-08-03 Sebastian Pop <sebpop@gmail.com>
14908 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
14909 new_Cloog_Scattering_from_ppl_Polyhedron,
14910 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
14912 2012-07-02 Jakub Jelinek <jakub@redhat.com>
14914 PR tree-optimization/53645
14915 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
14916 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
14918 2012-07-01 Wei Guozhi <carrot@google.com>
14921 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
14922 * config/arm/arm.c (const_ok_for_dimode_op): New function.
14923 * config/arm/constraints.md (Dd): New constraint.
14924 * config/arm/predicates.md (arm_adddi_operand): New predicate.
14925 * config/arm/arm.md (adddi3): Extend it to handle constants.
14926 (arm_adddi3): Likewise.
14927 (addsi3_carryin_<optab>): Extend it to handle sbc case.
14928 (addsi3_carryin_alt2_<optab>): Likewise.
14929 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
14931 2012-06-30 Nathan Sidwell <nathan@acm.org>
14933 * coverage.c (bbg_file_stamp): New.
14934 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
14935 (build_info): Write bbg_file_stamp.
14936 (coverage_init): Initialize bbg_file_stamp. Read counts file
14937 before writing graph header.
14938 (coverage_finish): Don't unlink the data file if we can generate a
14940 * tree.h (crc32_unsigned): Declare.
14941 * tree.c (crc32_unsigned_bits): New, broken out of ...
14942 (crc32_byte): ... here. Use it.
14943 (crc32_unsigned): New.
14945 2012-06-29 Cary Coutant <ccoutant@google.com>
14947 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
14948 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
14949 (gen_variable_die): Likewise.
14950 (gen_namespace_die): Likewise.
14952 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
14954 * tree-eh.c (lower_try_finally_switch): Really put the location of the
14955 last statement of the finally block onto the switch.
14957 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
14960 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
14963 2012-06-29 Sterling Augustine <saugustine@google.com>
14965 * dwarf2out.c (add_pubname): Add comment.
14966 (add_pubtype): Fix indentation.
14967 (gen_enumeration_type_die): Likewise.
14969 2012-06-29 Jakub Jelinek <jakub@redhat.com>
14971 * tree-vect-generic.c (expand_vector_divmod): For even/odd
14972 widening multiply, put even always as first argument to VEC_PERM_EXPR.
14974 2012-06-29 Richard Henderson <rth@redhat.com>
14976 * tree-vect-generic.c: Include target.h.
14977 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
14978 * Makefile.in (tree-vect-generic.o): Update.
14980 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
14982 * configure.ac: Remove special gtfiles case for C.
14983 * configure: Regenerate.
14984 * Makefile.in: Remove C front-end hooks and build hooks that
14985 will be picked up from c/Make-lang.in now.
14986 Add tree-mudflap to C_COMMON_OBJS.
14987 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
14988 * config/vms/vms.c: Look for c-tree.h in c/.
14989 * doc/gty.texi: Remove reference to c-config-lang.in.
14990 * doc/sourcebuild.texi: Document the c/ subdirectory.
14992 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
14994 * system.h (CASE_USE_BIT_TESTS): Poison.
14995 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
14996 (expand_switch_using_bit_tests_p): ...here.
14997 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
14998 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
15000 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
15002 * system.h (IFCVT_EXTRA_FIELDS): Poison.
15003 (IFCVT_INIT_EXTRA_FIELDS): Poison.
15004 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
15005 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
15006 IFCVT_INIT_EXTRA_FIELDS.
15007 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
15008 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
15009 IFCVT_MACHDEP_INIT.
15010 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
15011 frv_ifcvt_machdep_init.
15012 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
15013 Remove documentation.
15014 (IFCVT_MACHDEP_INIT): Document.
15015 * doc/tm.texi: Regenerate.
15017 2012-06-29 Nick Clifton <nickc@redhat.com>
15019 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
15021 2012-06-29 Jakub Jelinek <jakub@redhat.com>
15023 * tree-vect-stmts.c (vectorizable_operation): Check both
15024 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
15025 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
15027 2012-06-28 Richard Henderson <rth@redhat.com>
15029 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
15031 2012-06-28 Jakub Jelinek <jakub@redhat.com>
15033 PR tree-optimization/51581
15034 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
15035 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
15036 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
15037 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
15038 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
15039 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
15041 PR tree-optimization/53645
15042 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
15043 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
15046 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
15049 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
15050 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
15051 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
15052 avr_hard_regno_call_part_clobbered.
15054 2012-06-28 Richard Guenther <rguenther@suse.de>
15056 PR middle-end/53790
15057 * expr.c (expand_expr_real_1): Verify if the type is complete
15058 before inspecting its size.
15060 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
15062 * doc/include/gpl.texi: Remove.
15063 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
15065 2012-06-28 Jakub Jelinek <jakub@redhat.com>
15067 PR tree-optimization/53645
15068 * tree-vect-generic.c (add_rshift): New function.
15069 (expand_vector_divmod): New function.
15070 (expand_vector_operation): Use it for vector integer
15071 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
15072 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
15073 unused lguup variable with dummy_int.
15075 2012-06-28 OLivier Hainque <hainque@adacore.com>
15077 * expr.c (convert_move): Latch mem integer inputs into a
15078 register before expanding a multi-instructions sequence.
15080 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
15081 Uros Bizjak <ubizjak@gmail.com>
15082 Jakub Jelinek <jakub@redhat.com>
15086 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
15087 (vt_finalize): ... here instead, if needed.
15089 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
15094 * dce.c (word_dce_process_block): Check whether inserting debug
15095 temps are needed even for needed insns.
15096 (dce_process_block): Likewise.
15097 * df-problems.c (dead_debug_add): Add comment about multi-regs.
15098 (dead_debug_insert_temp): Likewise. Don't subreg when we're
15099 setting fewer regs than a multi-reg requires.
15101 2012-06-27 Richard Henderson <rth@redhat.com>
15103 * config/alpha/alpha.c (alpha_dimode_u): New.
15104 (alpha_init_builtins): Initialize it, and use it.
15105 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
15106 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
15107 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
15108 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
15109 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
15110 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
15111 (alpha_fold_builtin_ctpop): Likewise.
15112 (alpha_fold_builtin_umulh): Remove.
15113 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
15114 typo in MAX_ARGS check.
15116 2012-06-27 Richard Henderson <rth@redhat.com>
15118 * tree.def (MULT_HIGHPART_EXPR): New.
15119 * cfgexpand.c (expand_debug_expr): Ignore it.
15120 * expr.c (expand_expr_real_2): Handle it.
15121 * fold-const.c (int_const_binop_1): Likewise.
15122 * optabs.c (optab_for_tree_code): Likewise.
15123 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
15124 * tree-inline.c (estimate_operator_cost): Likewise.
15125 * tree-pretty-print.c (dump_generic_node): Likewise.
15126 (op_code_prio, op_symbol_code): Likewise.
15127 * tree.c (commutative_tree_code): Likewise. Also handle
15128 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
15130 2012-06-27 Richard Henderson <rth@redhat.com>
15133 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
15134 in 2012-06-23 change. Adjust two other DImode tests as well.
15136 2012-06-27 Nick Clifton <nickc@redhat.com>
15138 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
15141 2012-06-27 Richard Guenther <rguenther@suse.de>
15143 PR middle-end/53676
15144 * tree-chrec.c (chrec_convert_1): Represent truncation to
15145 a type with undefined overflow as truncation to an unsigned
15146 type converted to the type with undefined overflow.
15147 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
15148 the scalar evolution of a truncated widened operation avoid
15149 looking at the non-existing evolution of the widened operation
15152 2012-06-27 Richard Guenther <rguenther@suse.de>
15154 PR tree-optimization/53774
15155 * tree-ssa-reassoc.c (get_rank): All default defs have
15157 (init_reassoc): Precompute rank for all SSA default defs.
15159 2012-06-27 Nick Clifton <nickc@redhat.com>
15161 * config/rx/rx.md (simple_return): Use the simple_return rtx.
15163 2012-06-26 Richard Henderson <rth@redhat.com>
15165 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
15166 and don't fall thru from standard_80387_constant_p to the memory
15169 2012-06-26 Richard Henderson <rth@redhat.com>
15171 * config/i386/i386.c (bdesc_args): Update. Change
15172 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
15173 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
15174 (ix86_builtin_mul_widen_even): Use it.
15175 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
15176 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
15177 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
15179 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
15180 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
15181 (vec_widen_smult_even_v4si): New.
15183 2012-06-26 Richard Henderson <rth@redhat.com>
15185 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
15186 to expander; move guts to ...
15187 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
15188 highparts before shifting up.
15189 * config/i386/i386-protos.h: Update.
15191 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15193 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
15194 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
15195 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
15197 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
15199 * var-tracking.c (vt_add_function_parameter): Use a preserved
15200 VALUE for the MEM address of an incoming parameter.
15202 2012-06-26 Sterling Augustine <saugustine@google.com>
15204 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
15205 (prune_unused_types): Likewise.
15207 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15209 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
15210 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
15211 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
15212 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
15213 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
15214 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
15215 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
15216 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
15217 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
15219 * doc/tm.texi: Regenerate.
15220 * doc/cpp.texi: Make example for #error generic.
15221 * config/frv/frv.h: Fix example text to match tm.texi.
15223 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
15225 * tree-pass.h (pass_strength_reduction): New decl.
15226 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
15227 (finalize_costs): Likewise.
15228 * timevar.def (TV_TREE_SLSR): New timevar.
15229 * gimple-ssa-strength-reduction.c: New.
15230 * tree-flow.h (initialize_costs): New decl.
15231 (finalize_costs): Likewise.
15232 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
15233 * passes.c (init_optimization_passes): Add pass_strength_reduction.
15235 2012-06-26 Matt Turner <mattst88@gmail.com>
15237 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
15238 (__builtin_arm_tinsrh): Likewise.
15239 (__builtin_arm_tinsrw): Likewise.
15240 (__builtin_arm_wsadb): Add missing v2si parameter.
15241 (__builtin_arm_wsadh): Likewise.
15242 (__builtin_arm_getwcx): Delete.
15243 (__builtin_arm_setwcx): Delete.
15244 (__builtin_arm_getwcgr0): Add.
15245 (__builtin_arm_getwcgr1): Add.
15246 (__builtin_arm_getwcgr2): Add.
15247 (__builtin_arm_getwcgr3): Add.
15248 (__builtin_arm_setwcgr0): Add.
15249 (__builtin_arm_setwcgr1): Add.
15250 (__builtin_arm_setwcgr2): Add.
15251 (__builtin_arm_setwcgr3): Add.
15253 2012-06-26 Richard Guenther <rguenther@suse.de>
15256 2012-06-21 Richard Guenther <rguenther@suse.de>
15258 * tree-inline.c (estimate_num_insns): Estimate call cost for
15259 tailcalls properly.
15261 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15264 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
15265 * doc/tm.texi: Regenerate.
15267 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15270 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
15271 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
15272 * doc/tm.texi.in: Remove documentation for unused target macros
15273 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
15274 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
15275 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
15276 TARGET_NARROW_VOLATILE_BITFIELDS.
15277 Document that MD_HANDLE_UNWABI is a macro in libgcc.
15278 * doc/tm.texi: Regenerate.
15279 * system.h: Poison target macros
15280 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
15281 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
15282 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
15283 TARGET_NARROW_VOLATILE_BITFIELDS
15285 2012-06-26 Jan Hubicka <jh@suse.cz>
15288 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
15291 2012-06-26 Dehao Chen <dehao@google.com>
15293 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
15294 source location is consistant with the call stmt.
15296 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
15298 PR tree-optimization/53729
15299 PR tree-optimization/53636
15300 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
15301 vect_verify_datarefs_alignment until after statements have
15302 been marked as relevant/irrelevant.
15303 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
15304 Skip irrelevant statements.
15305 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
15306 instead of STMT_VINFO_RELEVANT.
15307 (vect_get_data_access_cost): Do not check for supportable
15308 alignment before calling vect_get_load_cost/vect_get_store_cost.
15309 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
15310 handling unsupported alignment.
15311 (vect_get_load_cost): Likewise.
15313 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
15315 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
15316 Do not define JMP_BUF_SIZE.
15318 2012-06-26 Jakub Jelinek <jakub@redhat.com>
15320 PR tree-optimization/53748
15321 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
15322 if arg0/arg1 have integral or pointer types.
15324 2012-06-25 Richard Henderson <rth@redhat.com>
15326 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
15327 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
15328 (sdot_prodv4si): New; handle only XOP.
15330 2012-06-25 Richard Henderson <rth@redhat.com>
15332 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
15333 (V2UDI_FUNC_V4USI_V4USI): New.
15334 (V4UDI_FUNC_V8USI_V8USI): New.
15335 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
15336 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
15337 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
15338 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
15339 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
15340 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
15341 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
15342 (bdesc_args): Add them.
15343 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
15344 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
15345 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
15346 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
15347 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
15349 2012-06-25 Richard Henderson <rth@redhat.com>
15351 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
15353 2012-06-25 Richard Henderson <rth@redhat.com>
15355 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
15357 (ix86_expand_vec_interleave): New.
15358 (ix86_expand_mul_widen_evenodd): New.
15359 (ix86_expand_mul_widen_hilo): New.
15360 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
15361 * config/i386/i386.md (u_bool) New code attr.
15362 * config/i386/predicates.md
15363 (nonimmediate_or_const_vector_operand): Remove.
15364 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
15365 both AVX and SSE4_1.
15366 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
15367 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
15368 (vec_widen<s>mult_hi_v8si): Remove.
15369 (vec_widen<s>mult_lo_v8si): Remove.
15370 (vec_widen_smult_hi_v4si): Remove.
15371 (vec_widen_smult_lo_v4si): Remove.
15372 (vec_widen_umult_hi_v4si): Remove.
15373 (vec_widen_umult_lo_v4si): Remove.
15374 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
15375 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
15376 * config/i386/i386-protos.h: Update.
15378 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
15380 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
15381 (neon_vld1_dup): Restrict to VQ operands.
15382 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
15384 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15385 James Greenhalgh <james.greenhalgh@arm.com>
15387 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
15388 (TARGET_FMA): New macro.
15389 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
15390 (TARGET_ARM_ARCH): Likewise.
15391 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
15392 (TARGET_V6M, TARGET_V7M): Likewise.
15393 (TARGET_ARM_ARCH_PROFILE): Likewise.
15394 (TARGET_ARM_FEATURE_LDREX): Likewise.
15395 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
15396 (ARM_MIN_ENUM_SIZE): Likewise.
15397 * config/arm/arm.c (arm_file_start): Refactor appropriately.
15398 (base_architecture): New enumeration.
15399 (arm_base_arch): New global variable.
15400 (processors): Add field base_arch.
15401 (ARM_ARCH, ARM_CORE): Adjust accordingly.
15402 (arm_option_override): Add initialization of arm_base_arch.
15403 * doc/cpp.texi (system-specific predefined macros.): Change.
15405 2012-06-25 Jakub Jelinek <jakub@redhat.com>
15408 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
15409 of x x x in the vmovlps load alternative.
15411 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
15414 * df.h (dead_debug_add): Remove third argument.
15415 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
15416 REG that we want to replace instead.
15417 (dead_debug_insert_temp): Use the REGNO of the reg that we want
15418 to replace instead of DF_REF_REGNO. Require there to always be
15419 at least one such use. Check for cases where the same location
15420 has more than df_ref associated with it.
15421 (df_note_bb_compute): Remove third dead_debug_add argument.
15422 * dce.c (word_dce_process_block): Likewise.
15424 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
15426 * config/v850/v850.c: Remove redundant extern declarations for
15427 last_assemble_variable_decl and size_directive_output.
15429 * doc/tm.texi.in: Document JMP_BUF_SIZE.
15430 * doc/tm.texi: Regenerate.
15431 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
15432 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
15433 * config/stormy16/stormy16.h: Likewise.
15435 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
15437 * doc/sourcebuild.texi: Add missing subdirectories.
15439 2012-06-25 Tristan Gingold <gingold@adacore.com>
15441 * config/i386/i386.h: Fix typo.
15443 2012-06-25 Tristan Gingold <gingold@adacore.com>
15445 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
15446 (seh_cfa_adjust_cfa): ... that function.
15447 (seh_emit_stackalloc): Do not emit out of range values.
15448 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
15449 UNSPEC_DEF_CFA constants.
15450 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
15451 * config/i386/i386.c (ix86_frame_pointer_required): Required
15452 for very large frames on SEH target.
15453 (ix86_compute_frame_layout): Save area is before frame pointer
15454 on SEH target. Handle very large frames.
15455 (ix86_expand_prologue): Likewise.
15457 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
15459 * output.h: (current_function_is_leaf,
15460 current_function_sp_is_unchanging,
15461 current_function_uses_only_leaf_regs): Remove.
15462 * function.c (current_function_is_leaf,
15463 current_function_sp_is_unchanging,
15464 current_function_uses_only_leaf_regs): Remove.
15465 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
15466 instead of current_function_uses_only_leaf_regs.
15467 * function.h (struct rtl_data): New fields sp_is_unchanging,
15468 is_leaf, uses_only_leaf_regs.
15469 * resource.c (init_resource_info): Replace current_function_is_leaf,
15470 current_function_sp_is_unchanging, and
15471 current_function_uses_only_leaf_regs with new crtl fields.
15472 * sdbout.c (sdbout_symbol): Likewise.
15473 * df-core.c (rest_of_handle_df_initialize): Likewise.
15474 * ira.c (ira): Likewise.
15475 * final.c (final_start_function): Likewise.
15476 * reorg.c (fill_simple_delay_slots): Likewise.
15477 * regrename.c (check_new_reg_p): Likewise.
15478 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
15479 (notice_stack_pointer_modification): Likewise.
15480 * dbxout.c (dbxout_symbol): Likewise.
15481 (dbxout_parms): Likewise.
15482 * sel-sched.c (init_regs_for_mode): Likewise.
15483 * dwarf2out.c (dbx_reg_number): Likewise.
15484 (multiple_reg_loc_descriptor): Likewise.
15485 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
15486 (gen_pop): Likewise.
15487 (ix86_select_alt_pic_regnum): Likewise.
15488 (ix86_compute_frame_layout): Likewise.
15489 (ix86_finalize_stack_realign_flags): Likewise.
15490 (ix86_expand_epilogue): Likewise.
15491 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
15492 * config/h8300/h8300.c (byte_reg): Likewise.
15493 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
15494 (c6x_save_reg): Likewise.
15495 (c6x_compute_frame_layout): Likewise.
15496 * config/pa/pa.c (pa_compute_frame_size): Likewise.
15497 (pa_output_function_prologue): Likewise.
15498 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
15499 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
15500 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
15501 (sparc_expand_prologue): Likewise.
15502 (sparc_flat_expand_prologue): Likewise.
15503 (sparc_asm_function_prologue): Likewise.
15504 (sparc_output_mi_thunk): Likewise.
15505 (sparc_frame_pointer_required): Likewise.
15506 * config/epiphany/epiphany.c (epiphany_compute_function_type):
15508 (epiphany_compute_frame_size): Likewise.
15509 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
15510 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
15511 (cris_frame_pointer_required): Likewise.
15512 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
15513 (tilepro_current_function_is_leaf): Likewise.
15514 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
15515 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
15516 * config/ia64/ia64.c (find_gr_spill): Likewise.
15517 (ia64_compute_frame_size): Likewise.
15518 (ia64_can_eliminate): Likewise.
15519 (ia64_initial_elimination_offset): Likewise.
15520 * config/m68k/m68k.c (m68k_save_reg): Likewise.
15521 (m68k_expand_epilogue): Likewise.
15522 * config/rx/rx.c (rx_get_stack_layout): Likewise.
15523 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
15524 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
15526 (picochip_output_frame_debug): Likewise.
15527 * config/sh/sh.c (sh_media_register_for_return): Likewise.
15528 (sh_allocate_initial_value): Likewise.
15529 (sh_output_mi_thunk): Likewise.
15530 * config/microblaze/microblaze.c (microblaze_must_save_register):
15532 (compute_frame_size): Likewise.
15533 (microblaze_initial_elimination_offset): Likewise.
15534 (microblaze_expand_prologue): Likewise.
15535 (microblaze_expand_epilogue): Likewise.
15536 * config/frv/frv.c (frv_expand_epilogue): Likewise.
15537 (frv_frame_pointer_required): Likewise.
15538 * config/spu/spu.c (get_pic_reg): Likewise.
15539 (direct_return): Likewise.
15540 (spu_expand_prologue): Likewise.
15541 (spu_expand_epilogue): Likewise.
15542 (spu_initial_elimination_offset): Likewise.
15543 * config/mips/mips.c (mips_global_pointer): Likewise.
15544 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15545 (mips_compute_frame_info): Likewise.
15546 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
15547 (mep_reload_pointer): Likewise.
15548 * config/rl78/rl78.c (need_to_save): Likewise.
15549 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
15550 * config/score/score.c (score_compute_frame_size): Likewise.
15551 (score_function_prologue): Likewise.
15552 * config/bfin/bfin.c (must_save_p): Likewise.
15553 (expand_prologue_reg_save): Likewise.
15554 (expand_epilogue_reg_restore): Likewise.
15555 (bfin_frame_pointer_required): Likewise.
15556 (n_regs_saved_by_prologue): Likewise.
15557 (add_to_reg): Likewise.
15558 (expand_interrupt_handler_prologue): Likewise.
15559 (expand_interrupt_handler_epilogue): Likewise.
15560 (bfin_expand_prologue): Likewise.
15561 * config/avr/avr.c (avr_regs_to_save): Likewise.
15562 (avr_prologue_setup_frame): Likewise.
15563 (expand_epilogue): Likewise.
15564 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
15565 (s390_register_info): Likewise.
15566 (s390_frame_info): Likewise.
15567 (s390_init_frame_layout): Likewise.
15568 (s390_emit_prologue): Likewise.
15571 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
15573 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
15574 * vmsdbgout: Do not undefine it if defined.
15575 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
15576 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
15577 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
15579 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
15581 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
15583 2012-06-23 Richard Henderson <rth@redhat.com>
15586 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
15587 V*QImode shifts and multiply.
15588 (ix86_expand_vecop_qihi): Support shifts.
15589 * config/i386/i386.md (any_shift): New code iterator.
15590 * config/i386/sse.md (ashlv16qi3): Merge ...
15591 (<any_shiftrt>v16qi3): ... into ...
15592 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
15593 to support SSE and AVX.
15595 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
15596 parameter into src and dest.
15597 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
15598 (vec_unpacks_hi_<V124_AVX2>): Likewise.
15599 (vec_unpacku_lo_<V124_AVX2>): Likewise.
15600 (vec_unpacks_lo_<V124_AVX2>): Likewise.
15601 * config/i386/i386-protos.h: Update.
15603 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
15604 pure expander; move expansion code ...
15605 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
15606 * config/i386/i386-protos.h: Update.
15608 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
15610 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
15611 (popcntb<mode>2): Add attribute type popcnt.
15612 (popcntd<mode>2): Ditto.
15613 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
15614 * config/rs6000/power5.md (define_insn_reservation): Ditto.
15615 * config/rs6000/power7.md (define_insn_reservation): Ditto.
15616 * config/rs6000/476.md (define_insn_reservation): Ditto.
15617 * config/rs6000/power6.md (define_insn_reservation): New
15618 reservation for popcnt instructions.
15620 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
15622 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
15624 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
15627 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
15629 * config/i386/i386.c (ix86_option_override_internal): Allow
15630 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
15632 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
15633 if SSE is disabled.
15635 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
15637 * double-int.c (double_int_multiple_of): New function.
15638 * double-int.h (double_int_multiple_of): New decl.
15639 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
15640 (mbc_entry_hash): New forward decl.
15641 (mbc_entry_eq): Likewise.
15642 (zero_cost): Change to no_cost.
15643 (mult_costs): New static var.
15644 (cost_tables_exist): Likewise.
15645 (initialize_costs): New function.
15646 (finalize_costs): Likewise.
15647 (tree_ssa_iv_optimize_init): Call initialize_costs.
15648 (add_cost): Change to add_regs_cost; distinguish costs by speed.
15649 (multiply_regs_cost): New function.
15650 (add_const_cost): Likewise.
15651 (extend_or_trunc_reg_cost): Likewise.
15652 (negate_reg_cost): Likewise.
15653 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
15655 (get_address_cost): Change add_cost to add_regs_cost; change
15656 multiply_by_cost to multiply_by_const_cost.
15657 (force_expr_to_var_cost): Change zero_cost to no_cost; change
15658 add_cost to add_regs_cost; change multiply_by_cost to
15659 multiply_by_const_cost.
15660 (split_cost): Change zero_cost to no_cost.
15661 (ptr_difference_cost): Likewise.
15662 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
15663 to multiply_by_const_cost.
15664 (get_computation_cost_at): Change add_cost to add_regs_cost; change
15665 multiply_by_cost to multiply_by_const_cost.
15666 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
15667 (determine_iv_cost): Change add_cost to add_regs_cost.
15668 (iv_ca_new): Change zero_cost to no_cost.
15669 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
15670 * tree-ssa-address.c (most_expensive_mult_to_index): Change
15671 multiply_by_cost to multiply_by_const_cost.
15672 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
15673 (add_regs_cost): New decl.
15674 (multiply_regs_cost): Likewise.
15675 (add_const_cost): Likewise.
15676 (extend_or_trunc_reg_cost): Likewise.
15677 (negate_reg_cost): Likewise.
15679 2012-06-22 Richard Guenther <rguenther@suse.de>
15681 Merge from graphite branch
15682 2011-08-10 Sebastian Pop <sebpop@gmail.com>
15684 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
15686 2012-01-13 Tobias Grosser <tobias@grosser.es>
15688 * tree-flow.h (parallelized_function_p): Declare.
15689 * tree-parloops.c (parallelized_function_p): Export.
15690 * graphite.c (graphite_transform_loops): Do not run graphite on
15691 already parallel functions.
15693 2012-06-22 Alan Modra <amodra@gmail.com>
15695 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
15696 return mem. Convert to indirect addressing if not indirect or
15697 indexed. Adjust all callers.
15699 2012-06-22 Richard Guenther <rguenther@suse.de>
15701 * gcov-iov.c: Include bconfig.h and system.h.
15703 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
15705 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
15707 2012-06-22 Richard Guenther <rguenther@suse.de>
15709 PR gcov-profile/53744
15710 * gcov-iov.c (main): Treat "" and "prerelease" the same.
15712 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
15715 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
15716 for GNU Fortran if in strict DWARF2 mode.
15718 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
15720 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
15721 DECL_IGNORED_P non-reg vars even if they are used.
15723 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15727 * var-tracking.c (vt_get_canonicalize_base): New.
15728 (vt_canonicalize_addr, vt_stack_offset_p): New.
15729 (vt_canon_true_dep): New.
15730 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
15731 (clobber_overlaping_mems): Use vt_canonicalize_addr.
15733 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15737 * var-tracking.c (vt_initialize): Record initial offset between
15738 arg pointer and stack pointer.
15740 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15744 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
15747 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15751 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
15753 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15755 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
15757 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15760 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
15762 2012-06-21 Meador Inge <meadori@codesourcery.com>
15765 * c-decl.c (c_push_function_context): Restore the behavior to reuse
15766 the language function allocated for -Wunused-local-typedefs.
15767 (c_pop_function_context): If necessary, clear the language function
15768 created in c_push_function_context. Always clear out the
15769 x_cur_stmt_list field of the restored language function.
15771 2012-06-21 Sterling Augustine <saugustine@google.com>
15772 Cary Coutant <ccoutant@google.com>
15774 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
15775 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
15776 (comdat_type_struct): New field 'skeleton_die'.
15777 (breakout_comdat_types): Update it.
15778 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
15779 is_namespace_die. Fix minor style violation. Call want_pubnames.
15780 (add_pubname_string): Call want_pubnames.
15781 (add_pubtype): Rework logic for calculating type name. Call
15782 is_namespace_die. Call want_pubnames.
15783 (output_pubnames): Move conditional logic deciding when to produce the
15784 section from dwarf2out_finish. Use new skeleton_die field.
15785 (base_type_die): Call add_pubtype.
15786 (gen_enumeration_type_die): Unconditionally call add_pubtype.
15787 (gen_subprogram_die): Adjust calls to add_pubname.
15788 (gen_namespace_die): Call add_pubname_string.
15789 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
15790 produce pubnames and pubtypes sections to output_pubnames.
15791 * common.opt (-gpubnames): New option.
15792 * doc/invoke.texi: Document it.
15794 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
15796 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
15798 2012-06-21 Michael Matz <matz@suse.de>
15800 PR middle-end/53688
15801 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
15804 2012-06-21 Richard Guenther <rguenther@suse.de>
15806 * tree-inline.c (estimate_num_insns): Estimate call cost for
15807 tailcalls properly.
15809 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
15811 * tree.h (DECL_SOURCE_COLUMN): New accessor.
15813 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15815 * config/i386/i386.md (SINCOS): New int iterator.
15816 (sincos): New int attribute.
15817 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
15818 SINCOS int iterator.
15819 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
15820 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
15822 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15824 * config/i386/i386.md (RDFSGSBASE): New int iterator.
15825 (WRFSGSBASE): Ditto.
15826 (fsgs): New int attribute.
15827 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
15828 RDFSGSBASE int iterator.
15829 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
15830 WRFSGSBASE int iterator.
15832 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15834 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
15835 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
15836 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
15837 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
15840 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
15842 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
15844 2012-06-20 Richard Guenther <rguenther@suse.de>
15846 PR tree-optimization/30318
15847 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
15849 (range_int_cst_singleton_p): But explicitely here.
15850 (zero_nonzero_bits_from_vr): And here.
15851 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
15852 to cover all cases we can perform arbitrary precision
15853 arithmetic with double-ints.
15854 (intersect_ranges): Handle adjacent anti-ranges.
15856 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15858 * config/i386/i386.md (rounding_insn): New int attribute.
15859 (<rounding_insn>xf2): Macroize insn from
15860 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
15861 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
15863 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15865 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
15866 (ieee_maxmin): New int attribute.
15867 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
15868 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
15870 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
15872 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
15873 * config/arm/arm.c: Do not include c-pragma.h.
15874 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
15875 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
15876 to arm_emit_eabi_attribute.
15877 * arm-c.c: Do not include output.h.
15878 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
15879 call to arm_emit_eabi_attribute.
15880 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
15882 2012-06-20 Richard Guenther <rguenther@suse.de>
15884 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
15885 Allow adjusting alignment of user-aligned decls again.
15887 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
15889 * config/rl78/rl78-c.c: Remove unnecessary includes.
15891 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
15893 * config/cris/cris.c: Include cgraph.h.
15894 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
15896 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
15898 * emit-rtl.c (need_atomic_barrier_p): New function.
15899 * emit-rtl.h (need_atomic_barrier_p): Declare it.
15900 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
15901 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
15902 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
15903 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
15904 (mips_process_sync_loop): Use generic version instead.
15906 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
15908 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
15911 2012-06-19 Tom de Vries <vries@codesourcery.com>
15912 Maxim Kuvyrkov <maxim@codesourcery.com>
15914 * config/mips/constraints.md (ZR): New constraint.
15915 * config/mips/predicates.md (mem_noofs_operand): New predicate.
15916 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
15917 * config/mips/mips.h (TARGET_XLP): Define.
15918 (TARGET_SYNC_AFTER_SC): Update.
15919 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
15920 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
15921 XLP-specific swap and ldadd patterns.
15922 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
15924 2012-06-19 Tom de Vries <vries@codesourcery.com>
15925 Maxim Kuvyrkov <maxim@codesourcery.com>
15927 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
15928 (mips_emit_post_atomic_barrier_p): New static functions.
15929 (mips_process_sync_loop): Use them. Emit sync memory barriers in
15930 accordance with memory model semantics. Add return of CMP result for
15932 * config/mips/mips.md: Update comment.
15933 (sync_cmp): New attribute.
15934 (sync_memmodel): New attribute replacing sync_release_barrier.
15935 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
15936 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
15937 (sync_lock_test_and_set, test_and_set_12): Update.
15938 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
15939 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
15941 2012-06-19 Joseph Myers <joseph@codesourcery.com>
15943 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
15944 mov_si<mode>_e500_subreg0.
15945 (*mov_si<mode>_e500_subreg0_elf_low)
15946 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
15948 2012-06-19 Richard Henderson <rth@redhat.com>
15950 * config/alpha/alpha.c: Include params.h.
15951 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
15952 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
15954 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
15956 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
15957 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
15958 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
15960 * doc/tm.texi: Regenerate.
15961 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
15962 .objc_class_name_*.
15963 * config/darwin-c.c: Include target.h.
15964 (darwin_objc_declare_unresolved_class_reference): New function.
15965 (darwin_objc_declare_class_definition): New function.
15966 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
15967 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
15969 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
15971 * target.def (output_ident): New hook.
15972 * targhooks.h (default_asm_output_ident_directive): Add prototype.
15973 * varasm.c (assemble_asm): Only prefix a tab if the string does not
15974 already start with one.
15975 (default_asm_output_ident_directive): New function to emit
15976 .ident as a top-level asm node while parsing, or directly to
15977 asm_out_file after parsing.
15978 * toplev.c (compile_file): Print a GCC .ident with
15979 targetm.asm_out.output_ident.
15980 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
15981 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
15982 * doc/tm.texi: Update.
15984 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
15985 (TARGET_ASM_OUTPUT_IDENT): Define.
15986 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
15987 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
15988 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
15989 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
15990 (TARGET_ASM_OUTPUT_IDENT): Define.
15991 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
15992 (TARGET_ASM_OUTPUT_IDENT): Define.
15994 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
15995 * config/cris/cris.c (cris_asm_output_ident): New function.
15996 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
15998 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
16000 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
16001 (microblaze_asm_output_ident): Rewrite to work similar to
16002 default_asm_output_ident_directive for front-end .idents.
16003 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
16004 (TARGET_ASM_OUTPUT_IDENT): Define.
16006 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
16007 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
16009 * config/rx/rx.c: Include cgraph.h for add_asm_node.
16010 (rx_asm_output_ident): New function, similar to
16011 default_asm_output_ident_directive, but handle AS100 syntax also, so
16012 that #ident also works for rx in AS100 syntax.
16013 (TARGET_ASM_OUTPUT_IDENT): Define.
16014 * config/rx/rx.h (IDENT_ASM_OP): Remove.
16016 * Makefile.in: Fix dependencies for c-family/c-lex.o.
16018 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
16020 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
16021 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
16023 (*fist<mode>2_<rounding>_1): Macroize insn from
16024 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
16025 (fistdi2_<rounding>): Macroize insn from
16026 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
16027 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
16028 corresponding splitters from fistdi2_{floor,ceil} and corresponding
16029 splitters using FIST_ROUNDING int iterator.
16030 (fist<mode>2_<rounding>): Macroize insn from
16031 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
16032 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
16033 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
16034 splitters using FIST_ROUNDING int iterator.
16035 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
16036 using FIST_ROUNDING int iterator.
16038 2012-06-19 Richard Henderson <rth@redhat.com>
16040 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
16041 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
16042 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
16043 * config/i386/sse.md (sse2_mulv4si3): Delete.
16044 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
16045 nonimmediate_or_const_vector_operand.
16047 2012-06-19 Richard Henderson <rth@redhat.com>
16049 * expmed.c (struct init_expmed_rtl): Split ...
16050 (init_expmed_one_mode): ... out of ...
16051 (init_expmed): ... here. Initialize integer vector modes also.
16052 (synth_mult): Handle integer vector modes.
16053 (choose_mult_variant): Likewise.
16054 (expand_mult_const): Likewise.
16055 (expand_mult): Likewise.
16056 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
16058 2012-06-19 Richard Henderson <rth@redhat.com>
16060 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
16061 integral vector modes.
16063 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
16065 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
16066 (rounding): New int attribute.
16068 (frndintxf2_<rounding>): Macroize insn from
16069 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
16070 (frndintxf2_<rounding>_i387): Macroize insn from
16071 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
16073 2012-06-19 Richard Guenther <rguenther@suse.de>
16075 * tree-vrp.c (union_ranges): New function.
16076 (vrp_meet_1): Use union_ranges.
16077 (vrp_meet): Dump what we union and call vrp_meet_1.
16079 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
16081 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
16082 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
16083 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
16084 (attr write_conflict, attr core_cycles): Update.
16085 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
16087 2012-06-19 Richard Guenther <rguenther@suse.de>
16089 * tree-vrp.c (intersect_ranges): Handle more cases.
16090 (vrp_intersect_ranges): Dump what we intersect and call ...
16091 (vrp_intersect_ranges_1): ... this.
16093 2012-06-19 Richard Guenther <rguenther@suse.de>
16095 PR tree-optimization/53708
16096 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
16097 user-supplied alignment and alignment of decls with the used
16100 2012-06-18 Lawrence Crowl <crowl@google.com>
16102 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
16103 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
16104 (TV_PHASE_STREAM_IN): New.
16105 (TV_PHASE_STREAM_OUT): New.
16106 * timevar.c (validate_phases): New.
16107 (timevar_print): Call validate_phases.
16108 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
16109 to TV_PHASE_OPT_GEN.
16110 * langhooks.c (write_global_declarations): Rename use of
16111 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
16112 TV_PHASE_CHECK_DBGINFO.
16113 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
16114 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
16115 lang_hooks.decls.final_write_globals.
16117 2012-06-18 David Edelshn <dje.gcc@gmail.com>
16119 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
16121 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
16124 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
16125 (*sse4_2_pcmpistr_unaligned): New.
16127 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16128 Sameera Deshpande <sameera.deshpande@arm.com>
16129 Greta Yorsh <greta.yorsh@arm.com>
16131 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
16132 * config/arm/arm.c (print_multi_reg): Remove.
16133 (vfp_output_fldmd): Likewise.
16134 (arm_output_epilogue): Likewise.
16135 * config/arm/arm.md (epilogue_insns): Update condition and code.
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-protos.h (thumb2_expand_return): New declaration.
16142 * config/arm/arm.c (thumb2_expand_return): New function.
16143 * config/arm/arm.md (return): Update condition and code.
16145 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16146 Sameera Deshpande <sameera.deshpande@arm.com>
16147 Greta Yorsh <greta.yorsh@arm.com>
16149 * config/arm/arm-protos.h (output_return_instruction): New parameter
16150 and int to bool change of parameter types.
16151 * config/arm/arm.c (output_return_instruction): Likewise.
16152 * config/arm/arm.md (arm_simple_return): New pattern.
16153 (arm_return, cond_return, cond_return_inverted): Add new arguments.
16154 * config/arm/thumb2.md (thumb2_return): Update condition and code.
16156 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16157 Sameera Deshpande <sameera.deshpande@arm.com>
16158 Greta Yorsh <greta.yorsh@arm.com>
16160 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
16161 * config/arm/arm.c (arm_expand_epilogue): New function.
16162 * config/arm/arm.md (epilogue): Update condition and code.
16163 (sibcall_epilogue): Likewise.
16165 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16166 Sameera Deshpande <sameera.deshpande@arm.com>
16167 Greta Yorsh <greta.yorsh@arm.com>
16169 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
16170 * config/arm/arm.md (arm_addsi3) Add an alternative.
16172 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16173 Sameera Deshpande <sameera.deshpande@arm.com>
16174 Greta Yorsh <greta.yorsh@arm.com>
16176 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
16177 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
16178 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
16180 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16181 Sameera Deshpande <sameera.deshpande@arm.com>
16182 Greta Yorsh <greta.yorsh@arm.com>
16184 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
16185 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
16186 (pop_multiple_with_return, ldr_with_return) Likewise.
16187 * config/arm/predicates.md (pop_multiple_return) New special predicate.
16188 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
16189 * config/arm/arm.c (arm_output_multireg_pop) New function.
16190 (arm_emit_multi_reg_pop): New function.
16192 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
16194 * config/arm/arm.c (ldm_stm_operation_p): Require SP
16195 as base register for loads if SP is in the register list.
16197 2012-06-18 Richard Guenther <rguenther@suse.de>
16199 PR tree-optimization/53693
16200 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
16201 Reject operands with more than one use.
16203 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
16205 PR tree-optimization/53703
16206 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
16207 correctly set bb_for_def[12].
16209 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
16211 * config/vax/vax.h (VMS_TARGET): Remove.
16213 2012-06-18 Richard Guenther <rguenther@suse.de>
16215 * tree-vrp.c (extract_range_from_assert): Split out range
16217 (intersect_ranges): New function.
16218 (vrp_intersect_ranges): Likewise.
16220 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16222 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
16225 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
16227 * doc/md.texi: Document int iterators.
16228 * read-rtl.c (ints): New iterator group.
16229 (find_int): Int iterator group callback.
16230 (apply_int_iterator): Likewise.
16231 (apply_iterators): Traverse int iterator table and add all the used
16233 (initialize_iterators): Initialize data structures and callbacks for
16235 (read_rtx): Parse and read mappings for int iterators.
16236 (read_rtx_code): Record int iterator usage.
16238 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
16240 PR middle-end/53698
16241 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
16242 performing an addition.
16244 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16246 * output.h (split_double): Move prototype to rtl.h.
16247 (constructor_static_from_elts_p): Move prototype to tree.c.
16248 * rtl.h (split_double): Moved here from output.h.
16249 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
16250 * final.c (split_double): Move from here ...
16251 * rtlanal.c (split_double): ... to here.
16252 * expr.c: Do not include output.h.
16254 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16256 * cfglayout.h: Remove.
16257 * cfglayout.c: Remove.
16258 * function.h (struct function): Remove x_last_location field.
16259 * function.c: Do not include cfglayout.h.
16260 (expand_function_start): Do not call no-op force_next_line_note.
16261 (expand_function_end): Likewise.
16262 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
16263 (unlink_insn_chain): Moved here from cfglayout.c.
16264 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
16265 into_cfg_layout_mode, outof_cfg_layout_mode,
16266 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
16267 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
16268 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
16269 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
16270 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
16271 cfg_layout_finalize): Likewise.
16272 (rtl_can_remove_branch_p): Likewise.
16273 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
16274 (duplicate_insn_chain): Likewise.
16275 (force_next_line_note): Remove prototype.
16276 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
16277 (last_location): Remove #define to emit.x_last_location.
16278 (force_next_line_note): Remove no-op function.
16279 (init_emit): Don't set x_last_location.
16280 (block_locators_locs, block_locators_blocks, locations_locators_locs,
16281 locations_locators_vals, prologue_locator, epilogue_locator,
16282 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16283 Move POD to here from cfglayout.c.
16284 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
16285 set_curr_insn_source_location, get_curr_insn_source_location,
16286 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
16287 locator_scope, insn_scope, locator_location, locator_line, insn_line,
16288 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
16289 * cfghooks.h: Remove double-include protection.
16290 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
16291 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
16292 * final.c: Do not include cfglayout.h.
16293 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
16294 (reemit_insn_block_notes): Likewise. Make static.
16295 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
16296 operation_could_trap_p, tree_could_throw_p): Move from here...
16297 * tree.h: ... to here.
16298 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
16299 * profile.c: Do not include cfghooks.h.
16300 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
16301 * modulo-sched.c: Likewise.
16302 * loop-unswitch.c: Do not include cfglayout.h.
16303 * sched-ebb.c: Likewise.
16304 * tracer.c: Likewise.
16306 * tree-vect-loop-manip.c: Likewise.
16307 * loop-init.c: Likewise.
16308 * dwarf2out.c: Likewise.
16309 * hw-doloop.c: Likewise.
16310 * loop-unroll.c: Likewise.
16311 * cfgcleanup.c: Likewise.
16312 * bb-reorder.c: Likewise.
16313 * sched-rgn.c: Likewise.
16314 * tree-cfg.c: Likewise.
16315 * config/alpha/alpha.c: Likewise.
16316 * config/spu/spu.c: Likewise.
16317 * config/sparc/sparc.c: Likewise.
16318 * config/sh/sh.c: Likewise.
16319 * config/c6x/c6x.c: Likewise.
16320 * config/ia64/ia64.c: Likewise.
16321 * config/rs6000/rs6000.c: Likewise.
16322 * config/score/score.c: Likewise.
16323 * config/mips/mips.c: Likewise.
16324 * config/bfin/bfin.c: Likewise.
16325 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
16326 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
16327 * config/spu/t-spu-elf (spu.o: $): Likewise.
16328 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
16330 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16332 * cfgloop.h: Do not include rtl.h.
16333 (enum iv_extend_code): New.
16334 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
16335 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
16336 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
16337 an IV_EXTEND_CODE to an RTX_CODE.
16338 (dump_iv_info): Update for rtx_iv field type change.
16339 (iv_constant): Likewise.
16340 (iv_subreg): Likewise.
16341 (iv_extend): Likewise.
16342 (iv_neg): Likewise.
16343 (iv_add): Likewise.
16344 (iv_mult): Likewise.
16345 (iv_shift): Likewise.
16346 (get_biv_step_1): Likewise.
16347 (get_biv_step): Likewise.
16348 (iv_analyze_biv): Likewise.
16349 (get_iv_value): Likewise.
16350 (shorten_into_mode): Likewise.
16351 (canonicalize_iv_subregs): Likewise.
16352 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
16353 of MAY_HAVE_DEBUG_INSNS.
16354 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
16355 * tree-ssa-loop-prefetch.c: Likewise.
16357 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16359 * expmed.c (ceil_log2): Move from here...
16360 * hwint.c: ... to here for older GCCs...
16361 * hwint.h: ... and here for newer GCCs.
16362 * rtl.h (ceil_log2): Remove prototype.
16364 * tree-phinodes.c: Do not include rtl.h.
16365 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
16367 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16369 * config/cris/cris.h (TARGET_ELF): Remove.
16370 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
16371 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
16372 (LOCAL_LABEL_PREFIX): Likewise.
16373 * config/cris/cris.c (cris_target_asm_named_section): Remove.
16374 (cris_option_override): Simpify using TARGET_ELF==1.
16375 (cris_file_start): Likewise.
16376 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
16378 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
16380 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
16382 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
16384 PR middle-end/53590
16385 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
16387 2012-06-15 Easwaran Raman <eraman@google.com>
16389 * passes.c (init_optimization_passes): Remove pass_call_cdce
16390 from its current position and insert after pass_dce.
16392 2012-06-15 Walter Lee <walt@tilera.com>
16394 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
16396 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
16398 * arm.c (note_invalid_constants): Don't return a result.
16399 (arm_memory_load_p): Delete function.
16400 (arm_const_double_rtx): Delete iterator variable i;
16401 (fp_immediate_constant): Likewise.
16402 (fp_const_from_val): Likewise.
16404 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
16406 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
16409 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
16410 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
16412 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
16414 * config/avr/avr.c (avr_default_expand_builtin): New function.
16415 (avr_expand_builtin): Use it.
16416 (avr_expand_unop_builtin): Remove.
16417 (avr_expand_binop_builtin): Remove.
16418 (avr_expand_triop_builtin): Remove.
16420 2012-06-15 Michael Matz <matz@suse.de>
16422 PR middle-end/38474
16423 * cfgexpand.c (add_alias_set_conflicts): Remove.
16424 (expand_used_vars): Don't call it.
16425 (aggregate_contains_union_type): Remove.
16426 * function.c (n_temp_slots_in_use): New static data.
16427 (make_slot_available, assign_stack_temp_for_type): Update it.
16428 (init_temp_slots): Zero it.
16429 (remove_unused_temp_slot_addresses): Use it for quicker removal.
16430 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
16432 2012-06-15 Michael Matz <matz@suse.de>
16434 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
16435 argument, don't emit assign statement if value is directly usable.
16436 (gimplify_expr): Adjust.
16438 2012-06-15 Michael Matz <matz@suse.de>
16440 * gimplify.c (gimplify_modify_expr): Fold generated statements.
16441 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
16443 2012-06-15 Richard Guenther <rguenther@suse.de>
16445 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
16446 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
16447 we assert for in set_value_range to VR_VARYING.
16449 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
16451 * arm.md (addsf3, adddf3): Use s_register_operand.
16452 (subsf3, subdf3): Likewise.
16453 (mulsf3, muldf3): Likewise.
16454 (difsf3, divdf3): Likewise.
16455 (movsfcc, movdfcc): Likewise.
16456 * predicates.md (f_register_operand): Delete.
16457 (arm_float_rhs_operand): Delete.
16458 (arm_float_add_operand): Delete.
16459 (arm_float_compare_operand): Use s_register_operand when
16461 (cirrus_register_operand): Delete.
16462 (cirrus_fp_register): Delete.
16463 (cirrus_shift_const): Delete.
16464 (cmpdi_operand): Remove Maverick support.
16465 * constraints.md (f, v, H): Delete constraints.
16466 (G): Update documentation.
16467 * arm.c (fp_consts_inited): Convert to bool.
16468 (strings_fp): Delete.
16469 (values_fp): Delete.
16470 (value_fp0): New variable.
16471 (init_fp_table): Simplify logic.
16472 (arm_const_double_rtx): Likewise.
16473 (fp_immediate_constant): Likewise.
16474 (fp_const_from_val): Likewise.
16475 (neg_const_double_rtx_ok_for_fpa): Delete.
16476 * doc/md.texi (ARM constraints): Update documentation.
16478 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
16480 PR tree-optimization/53636
16481 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
16482 stride when doing basic-block vectorization.
16484 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
16486 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
16487 into VEC_PERM_EXPR.
16489 2012-06-15 Jakub Jelinek <jakub@redhat.com>
16491 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
16492 allocate and free bbs array for the SLP case.
16494 PR tree-optimization/51581
16495 * expr.h (choose_multiplier): New prototype.
16496 * expmed.c (choose_multiplier): No longer static.
16497 Change multiplier_ptr from rtx * to UHWI *.
16498 (expand_divmod): Adjust callers.
16499 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
16500 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
16501 argument to new_stmt_vec_info. Attempt to optimize also divisions
16502 by non-pow2 constants if integer vector division isn't supported.
16503 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
16504 don't look at pattern stmts and sequences.
16506 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
16508 PR middle-end/53590
16509 * common.opt (-fdelete-dead-exceptions): New switch.
16510 * doc/invoke.texi (Code Gen Options): Document it.
16511 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
16512 insn_could_throw_p predicate. Do not skip an insn that could throw
16513 if dead exceptions can be deleted.
16514 (insn_live_p): Likewise, do not return true in that case.
16515 * dce.c (can_alter_cfg): New flag.
16516 (deletable_insn_p): Do not return false for an insn that can throw if
16517 the CFG can be altered and dead exceptions can be deleted.
16518 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
16519 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
16520 predicate. Do not preserve an insn that could throw if dead exceptions
16522 * function.h (struct function): Add can_delete_dead_exceptions flag.
16523 * function.c (allocate_struct_function): Set it.
16524 * lto-streamer-in.c (input_struct_function_base): Stream it.
16525 * lto-streamer-out.c (input_struct_function_base): Likewise.
16526 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
16527 statement that could throw as necessary if dead exceptions can be
16530 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
16532 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
16534 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
16537 * config/sh/sh.md: Add peephole for swapbsi2.
16538 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
16540 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
16542 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
16543 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
16545 2012-06-14 Jakub Jelinek <jakub@redhat.com>
16548 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
16550 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
16552 * arm.c (arm_cirrus_insn_p): Delete.
16553 (cirrus_reorg): Delete.
16554 (arm_reorg): Don't call cirrus_reorg.
16555 (arm_final_prescan_insn_p): Don't check for cirrus insns.
16556 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
16557 (adddi3, subdi3): Remove Maverick support.
16558 (arm_adddi3): Likewise.
16559 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
16560 (addsf3, adddf3): Likewise.
16561 (subsf3, subdf3): Likewise.
16562 (mulsf3, muldf3): Likewise.
16563 (ashldi3, ashrdi3, lshrdi3): Likewise.
16564 (floatsisf2, floatsidf2): Likewise.
16565 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
16566 (arm_movdi, thumb1_movdi_insn): Likewise.
16567 (arm_cmpdi_insn): Likewise.
16568 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
16569 (cirrus.md): Don't include.
16570 * cirrus.md: Delete file.
16571 * t-arm (MD_INCLUDES): Remove cirrus.md.
16573 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
16575 * dwarf2out.c (function_possibly_abstracted_p): New static function.
16576 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
16577 cgraph_function_possibly_inlined_p.
16578 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
16579 (process_scope_var): Do not emit concrete instances of abstracted
16580 nested functions from here.
16581 (gen_decl_die): Emit the abstract instance if the function is possibly
16582 abstracted and not only possibly inlined.
16583 (dwarf2out_finish): Find the first non-abstract parent instance and
16584 attach concrete instances on the limbo list to it.
16586 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
16588 * arm.md (divsf3, divdf3): Remove FPA support.
16589 (negsf2, negdf2): Likewise.
16590 (sqrtsf2, sqrtdf2): Likewise.
16591 (movdfcc): Likewise.
16592 (modsf3, moddf3, movxf): Delete.
16593 (push_fp_multi): Delete.
16594 (fpa.md): Don't include it.
16595 * fpa.md: Delete file.
16596 * t-arm (MD_INCLUDES): Remove fpa.md.
16598 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
16600 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
16601 (cost_for_stmt): Remove decl.
16602 (vect_get_single_scalar_iteration_cost): Correct typo in name.
16603 * tree-vect-loop.c (vect_get_cost): Remove.
16604 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
16605 vect_get_stmt_cost rather than vect_get_cost.
16606 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
16608 (vect_estimate_min_profitable_iters): Correct typo in call to
16609 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
16610 than vect_get_cost.
16611 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
16613 (vect_model_induction_cost): Likewise.
16614 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
16615 typo in call to vect_get_single_scalar_iteration_cost.
16616 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
16617 (cost_for_stmt): Remove unnecessary function.
16618 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
16620 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
16622 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
16623 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
16624 * arm-tables.opt: Regenerated.
16625 * doc/invoke.texi: Remove references to deleted options.
16627 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
16629 * config/h8300/genmova.sh: Modified to add offset bits of
16630 mova/Sz assembly instruction for memory access.
16631 * config/h8300/h8300.c: Likewise.
16632 * config/h8300/mova.md: Likewise.
16634 2012-06-12 Christian Bruel <christian.bruel@st.com>
16637 * config/sh/sh.c (sh_option_override): Don't force
16638 flag_omit_frame_pointer and maccumulate_outgoing_args.
16639 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
16641 2012-06-14 Richard Guenther <rguenther@suse.de>
16643 * tree-vrp.c (VR_INITIALIZER): New define.
16644 (ranges_from_anti_range): New function.
16645 (extract_range_from_binary_expr_1): Decompose operations on
16646 VR_ANTI_RANGEs to operations on VR_RANGE.
16647 (extract_range_from_unary_expr_1): Likewise.
16648 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
16649 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
16650 extract_range_from_cond_expr, adjust_range_with_scev,
16651 vrp_visit_assignment_or_call, vrp_visit_phi_node,
16652 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
16654 2012-06-13 Richard Henderson <rth@redhat.com>
16656 * hwint.h (HOST_WIDEST_INT_C): New.
16657 (HOST_WIDE_INT_C): New.
16658 (HOST_WIDE_INT_1): Use it.
16659 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
16661 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16664 * var-tracking.c: Include alias.h.
16665 (overlapping_mems): New struct.
16666 (drop_overlapping_mem_locs): New.
16667 (clobber_overlapping_mems): New.
16668 (var_mem_delete_and_set, var_mem_delete): Call it.
16669 (val_bind): Likewise, but only if modified.
16670 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
16671 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
16673 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16676 * var-tracking.c (loc_exp_dep_pool): New.
16677 (vt_emit_notes): Create and release the pool.
16678 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
16679 (emit_notes_in_bb): Likewise.
16680 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
16681 (notify_dependents_of_changed_value): Likewise.
16682 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
16683 variables don't have a VAR_LOC_DEP_LST.
16684 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
16685 VALUEs or MEMs of VALUEs.
16687 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16691 * dce.c (word_dce_process_block): Insert debug temps only if the
16692 insn is not marked.
16693 (dce_process_block): Likewise, and if debug.used is not empty,
16694 and only after iterating over all DEFs that might mark the insn.
16696 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16698 * common.opt (ftree-coalesce-inlined-vars): New.
16699 (ftree-coalesce-vars): New.
16700 * doc/invoke.texi: Document them.
16701 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
16704 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16706 * read-rtl.c (mapping): Remove index field. Add current_value field.
16707 Define heap vectors.
16708 (iterator_group): Fix long line. Remove num_builtins field and
16709 uses_iterator fields. Make apply_iterator take a void * parameter.
16710 (iterator_use, atttribute_use): New structures.
16711 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
16712 (current_iterators, iterator_uses, attribute_uses): New variables.
16713 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
16714 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
16715 (map_attr_string, apply_iterator_to_string): Remove iterator
16716 and value parameters. Look through all current iterator values
16717 for a matching attribute.
16718 (mode_attr_index, apply_mode_maps): Delete.
16719 (apply_iterator_to_rtx): Replace with...
16720 (copy_rtx_for_iterators): ...this new function.
16721 (uses_iterator_p, apply_iterator_traverse): Delete.
16722 (apply_attribute_uses, add_current_iterators, apply_iterators): New
16724 (add_mapping): Remove index field. Set current_value field.
16725 (initialize_iterators): Don't set num_builtins and uses_iterator_p
16727 (find_iterator): Delete.
16728 (record_iterator_use, record_attribute_use): New functions.
16729 (record_potential_iterator_use): New function.
16730 (check_code_iterator): Remove handling of bellwether codes.
16731 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
16732 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
16733 parameter. Use the first code iterator value instead of the
16734 bellwether_codes array. Use record_potential_iterator_use for modes.
16736 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
16739 * config/sh/sh.md (bswapsi2): New expander.
16740 (swapbsi2): New insn.
16742 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
16745 * config/i386/i386.c (ix86_tune_cost): New variable.
16746 (ix86_option_override_internal): Set ix86_tune_cost. Use
16747 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
16748 l1_cache_size and l2_cache_size.
16750 2012-06-13 Richard Guenther <rguenther@suse.de>
16752 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
16753 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
16754 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
16755 VR_ANTI_RANGE with VR_ANTI_RANGE.
16757 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
16759 * config.gcc (unsupported): Move obsoleted FPA-based configurations
16761 (obsolete): ... here.
16762 (arm*-*-freebsd*): Remove.
16763 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
16764 (arm*-*-uclinux*): Likewise.
16765 (arm*-*-ecos-elf): Remove.
16766 (arm*-*-rtems*): Remove.
16767 (arm*-*-elf): Remove.
16768 (arm*-wince-pe*): Remove.
16769 (arm, --with-fpu): Remove support for fpa and Maverick variants.
16770 * arm/ecos-elf.h: Delete.
16771 * arm/t-strongarm-elf: Delete.
16772 * arm/rtems-elf.h: Delete.
16773 * arm/wince-pe.h: Delete.
16774 * arm/pe.c: Delete.
16775 * arm/pe.h: Delete.
16776 * arm/t-wince-pe: Delete.
16778 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
16780 PR tree-optimization/53647
16781 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
16782 targets with no defined cache line size.
16784 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
16786 * targhooks.c (default_builtin_vectorized_conversion): Handle
16787 vec_construct, using vectype to base cost on subparts.
16788 * target.h (enum vect_cost_for_stmt): Add vec_construct.
16789 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
16790 instead of scalar_to-vec.
16791 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
16792 vec_construct in same way as default for now.
16793 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
16794 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
16795 Handle vec_construct, including special case for 32-bit loads.
16797 2012-06-13 Xinyu Qi <xyqi@marvell.com>
16799 * config/arm/arm.c (FL_IWMMXT2): New define.
16800 (arm_arch_iwmmxt2): New variable.
16801 (arm_option_override): Enable use of iWMMXt with VFP.
16802 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
16803 Thumb mode. Set arm_arch_iwmmxt2.
16804 (arm_expand_binop_builtin): Accept VOIDmode op.
16805 (enum arm_builtins): Revise built-in fcode.
16806 (IWMMXT2_BUILTIN): New define.
16807 (IWMMXT2_BUILTIN2): Likewise.
16808 (iwmmx2_mbuiltin): Likewise.
16809 (builtin_description bdesc_2arg): Revise built in declaration.
16810 (builtin_description bdesc_1arg): Likewise.
16811 (arm_init_iwmmxt_builtins): Revise built in initialization.
16812 (arm_expand_builtin): Revise built in expansion.
16813 (arm_output_iwmmxt_shift_immediate): New function.
16814 (arm_output_iwmmxt_tinsr): Likewise.
16815 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
16816 (arm_output_iwmmxt_tinsr): Likewise.
16817 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
16818 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
16819 (rorv4hi3, rorv2si3, rordi3): Likewise.
16820 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
16821 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
16822 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
16823 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
16824 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
16825 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
16826 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
16827 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
16828 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
16829 (ror<mode>3, ror<mode>3_di): Likewise.
16830 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
16831 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
16832 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
16833 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
16834 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
16835 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
16836 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
16837 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
16838 (All instruction patterns): Add wtype attribute.
16839 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
16840 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
16841 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
16842 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
16843 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
16844 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
16845 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
16846 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
16847 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
16848 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
16849 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
16850 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
16851 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
16852 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
16853 (iwmmxt2.md): Include.
16854 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
16855 (TARGET_IWMMXT2): New define.
16856 (TARGET_REALLY_IWMMXT2): Likewise.
16857 (arm_arch_iwmmxt2): Declare.
16858 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
16859 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
16860 Use C name-mangling for intrinsics.
16861 (__v8qi): Redefine.
16862 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
16863 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
16864 (_m_from_int): Likewise.
16865 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
16866 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
16867 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
16868 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
16869 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
16870 (_mm_tbcst_pi32): Likewise.
16871 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
16872 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
16873 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
16874 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
16875 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
16876 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
16877 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
16878 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
16879 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
16880 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
16881 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
16882 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
16883 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
16884 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
16885 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
16886 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
16887 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
16888 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
16889 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
16890 (_m_to_int): New define.
16891 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
16892 * config/arm/arm-arches.def (iwmmxt2): Likewise.
16893 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
16895 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
16896 (arch): Add "iwmmxt2".
16897 (arch_enabled): Handle "iwmmxt2".
16898 (wtype): New attribute.
16899 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
16900 (UNSPEC_WALIGNI): New unspec.
16901 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
16902 * config/arm/iterators.md (VMMX2): New mode_iterator.
16903 * config/arm/marvell-f-iwmmxt.md: New file.
16904 * config/arm/iwmmxt2.md: New file.
16906 2012-06-12 Jakub Jelinek <jakub@redhat.com>
16911 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
16912 if type isn't complete.
16914 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
16916 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
16918 2012-06-12 Richard Henderson <rth@redhat.com>
16920 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
16921 iterator instead of INT.
16923 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
16925 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
16926 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
16928 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
16929 (tree_ssa_phiopt): Call gate_hoist_loads.
16930 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
16931 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
16932 hoist_adjacent_loads.
16933 (local_mem_dependence): New function.
16934 (hoist_adjacent_loads): Likewise.
16935 (gate_hoist_loads): Likewise.
16936 * common.opt (fhoist-adjacent-loads): New switch.
16937 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
16939 2012-06-12 Michael Matz <matz@suse.de>
16941 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
16942 (nonoverlapping_memrefs_p): Don't call it here ...
16943 (true_dependence_1): ... but here.
16945 2012-06-12 Richard Guenther <rguenther@suse.de>
16947 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
16948 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
16949 and MEM_SIZE only refines it. Reflect that and be less conservative
16950 if either of the latter is not known.
16952 2012-06-12 Jakub Jelinek <jakub@redhat.com>
16954 PR rtl-optimization/53589
16955 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
16956 discovery even when e->dest != target. If any LABEL_REF points
16957 to e->dest label, redirect it to target's label.
16959 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
16961 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
16962 condition for generating REG_FRAME_RELATED_EXPR note.
16963 (pop): Add code for generating REG_CFA_RESTORE,
16964 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
16965 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
16966 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
16968 2012-06-11 Richard Henderson <rth@redhat.com>
16970 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
16971 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
16973 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
16975 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
16977 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
16978 Mention that this hook needs to be defined for native TLS.
16979 * doc/tm.texi: Regenerate.
16981 2012-06-11 Mike Stump <mikestump@comcast.net>
16983 * emit-rtl.c (init_emit_once): Iterate through the
16984 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
16985 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
16986 all the MIN_MODE_PARTIAL_INT modes anymore.
16988 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
16990 * config/mips/mips-tables.opt (xlp): Fix merge typo.
16992 2012-06-11 Roland McGrath <mcgrathr@google.com>
16994 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
16995 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
16996 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
16999 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
17002 * config/sh/sh.md (fmasf4): New expander.
17003 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
17004 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
17005 * config/sh/sh.opt (mfused-madd): Remove.
17006 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
17007 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
17008 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
17010 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
17013 2012-06-11 Richard Henderson <rth@redhat.com>
17015 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
17017 2012-06-11 Richard Guenther <rguenther@suse.de>
17019 PR middle-end/53470
17020 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
17021 replace it with the first non-BLOCK context.
17023 2012-06-11 Richard Guenther <rguenther@suse.de>
17025 * alias.c (aliases_everything_p): Remove.
17026 (DIFFERENT_ALIAS_SETS_P): Likewise.
17027 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
17028 Do not use aliases_everything_p or special-case ANDs. Do not
17029 special-case BLKmode moves.
17030 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
17033 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
17035 Fix CRIS build errors with --enable-build-with-cxx.
17036 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
17037 variable "and" to "andop".
17038 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
17039 temporary variable for memory model, passing C++-type-correct
17040 parameter type to expand_mem_thread_fence.
17041 ("atomic_compare_and_swap<mode>"): Ditto.
17043 2012-06-09 Richard Henderson <rth@redhat.com>
17046 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
17047 (pass_jump): Rename from pass_jump2.
17048 (execute_jump2, pass_jump2): New.
17049 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
17050 perform cfg cleanup here. Move the test of PUSH_ROUNDING
17051 and ACCUMULATE_OUTGOING_ARGS test...
17052 (gate_handle_stack_adjustments): ... here.
17053 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
17054 Place new pass_jump2 after pass_stack_adjustments.
17055 * tree-pass.h (pass_jump): Declare.
17057 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
17059 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
17062 2012-06-08 Richard Henderson <rth@redhat.com>
17065 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
17066 note to a clobber insn when no other insn is available.
17068 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
17070 * config/avr/avr.c (avr_case_values_threshold): Return 7.
17072 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
17074 * genhooks.c (main): Set progname.
17075 (emit_documentation): Remove variable found_start, always bail out
17076 when a place is missing.
17077 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
17079 2012-06-07 Jakub Jelinek <jakub@redhat.com>
17081 PR middle-end/53580
17082 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
17083 call walk_gimple_seq_mod instead of walk_gimple_seq.
17084 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
17085 scan_omp_for, scan_omp_sections, scan_omp_single,
17086 execute_lower_omp): Adjust callers.
17087 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
17088 returns false, replace stmt with GIMPLE_NOP.
17089 (check_omp_nesting_restrictions): Instead of issuing warnings,
17090 issue errors and return false if any errors were reported.
17092 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
17094 * doc/invoke.texi (fconserve-space): Remove documentation.
17096 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
17098 * config/rs6000/rs6000-tables.opt: Regenerated.
17100 2012-06-06 Richard Guenther <rguenther@suse.de>
17102 PR tree-optimization/53081
17103 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
17104 (adjacent_dr_p): ... this and make it work for reads, too.
17105 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
17106 (struct partition_s): Change main_stmt to main_dr, add
17107 secondary_dr member.
17108 (build_size_arg_loc): Change to date data-reference and not
17110 (build_addr_arg_loc): New function split out from ...
17111 (generate_memset_builtin): ... here. Use it and simplify.
17112 (generate_memcpy_builtin): New function.
17113 (generate_code_for_partition): Adjust.
17114 (classify_partition): Streamline pattern detection. Detect memcpy.
17115 (ldist_gen): Adjust.
17116 (tree_loop_distribution): Adjust seed statements for memcpy
17119 2012-06-06 Matt Turner <mattst88@gmail.com>
17121 * config/arm/mmintrin.h (_mm_empty): New.
17124 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
17126 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
17127 * common.opt (fsched-pressure-algorithm=): Remove.
17128 * flag-types.h (sched_pressure_algorithm): Move to...
17129 * sched-int.h (sched_pressure_algorithm): ...here.
17130 * params.def (sched-pressure-algorithm): New param.
17131 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
17132 * common/config/s390/s390-common.c (s390_option_optimization_table):
17133 Remove OPT_fsched_pressure_algorithm_ entry.
17134 * config/s390/s390.c (s390_option_override): Set a default value for
17135 PARAM_SCHED_PRESSURE_ALGORITHM.
17137 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17140 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
17141 doing an unsigned compare, make sure the second argument is not a
17143 (rs6000_emit_cmove): Don't allow floating point comparisons when
17144 generating ISEL moves.
17146 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
17148 * config/rs6000/e5500.md: New file.
17149 * config/rs6000/e6500.md: New file.
17150 * config/rs6000/rs6000.c (processor_costs): Add new costs for
17152 (rs6000_option_override_internal): Altivec and Spe options not
17153 allowed with e5500. Spe options not allowed with e6500. Increase
17154 move inline limit for e5500 and e6500. Disable string instructions
17155 for e5500 and e6500. Enable branch targets alignment for e5500 and
17156 e6500. Initialize rs6000_cost for e5500 and e6500.
17157 (rs6000_adjust_cost): Add extra scheduling cycles between compare
17158 and brnach for e5500 and e6500.
17159 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
17160 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
17162 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
17163 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
17165 Include e5500.md and e6500.md.
17166 * config/rs6000/rs6000-opt.h (processor_type): Add
17167 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
17168 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
17169 (powerpc*-*-*): Add new cores e5500, e6500.
17170 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
17172 2012-06-05 Richard Guenther <rguenther@suse.de>
17174 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
17176 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
17179 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
17180 is used for x86_64-*-*.
17182 2012-06-05 Richard Guenther <rguenther@suse.de>
17184 PR tree-optimization/30442
17185 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
17186 vectorization stop analysis at the first stmt we cannot compute
17187 a data-reference for instead of giving up completely.
17189 2012-06-05 Richard Guenther <rguenther@suse.de>
17191 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
17192 (partition_alloc): Initialize it.
17193 (partition_has_writes): New function.
17194 (rdg_flag_uses): Adjust.
17195 (rdg_flag_vertex): Likewise.
17196 (rdg_flag_vertex_and_dependent): Likewise.
17197 (rdg_flag_loop_exits): Likewise.
17198 (build_rdg_partition_for_component): Likewise.
17199 (rdg_build_partitions): Likewise.
17201 2012-06-05 Richard Guenther <rguenther@suse.de>
17203 PR tree-optimization/53081
17204 * tree-loop-distribution.c (generate_memset_builtin): Handle all
17205 kinds of byte-sized stores.
17206 (classify_partition): Likewise.
17207 (tree_loop_distribution): Adjust seed statements used for
17208 !flag_tree_loop_distribution.
17210 2012-06-05 Alan Modra <amodra@gmail.com>
17212 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
17213 (rs6000_emit_prologue): Ensure register used for inline saves
17214 of vector regs is not the static chain register. Revise comment.
17216 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
17218 * doc/md.texi (Standard Pattern Names For Generation): Document
17221 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
17224 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
17226 2012-06-04 Jason Merrill <jason@redhat.com>
17228 * dwarf2out.c (is_unit_die): New.
17229 (copy_declaration_context, copy_ancestor_tree): Use it.
17230 (copy_decls_walk): Likewise.
17232 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
17235 * doc/invoke.texi (Wenum-compare): Update documentation.
17237 2012-06-04 Dodji Seketeli <dodji@redhat.com>
17239 PR preprocessor/53463
17240 * parser.c (cp_parser_assignment_expression): Use the location
17241 for the '=' as the default location for the expression.
17243 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
17246 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
17248 (altivec_stvlxl): Ditto.
17249 (altivec_stvrx): Ditto.
17250 (altivec_stvrxl): Ditto.
17252 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
17254 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
17255 (ira_uniform_class_p): New macro.
17257 * ira.c (setup_uniform_class_p): New function.
17258 (setup_allocno_and_important_classes): Call the function.
17259 (print_unform_and_important_classes): New function.
17260 (print_classes): Rename to print_translated_classes.
17261 (ira_debug_allocno_classes): Add call of
17262 print_unform_and_important_classes.
17264 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
17265 classes instead of pressure classes.
17267 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
17269 PR middle-end/47530
17270 * trans-mem.c (expand_block_edges): Do not skip the first
17271 statement when resetting the BB.
17273 2012-06-04 Richard Guenther <rguenther@suse.de>
17275 * tree-data-ref.c (stores_from_loop): Remove.
17276 (stmt_with_adjacent_zero_store_dr_p): Likewise.
17277 (stores_zero_from_loop): Likewise.
17278 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
17279 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
17280 (adjacent_store_dr_p): New function.
17281 * tree-loop-distribution.c (generate_memset_builtin): Pass
17282 the RDG, use the already available data-reference.
17283 (generate_code_for_partition): Pass down RDG.
17284 (classify_partition): Inline parts of the former
17285 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
17286 (ldist_gen): Remember if there was any detected builtin and
17287 do less work if not and flag_tree_loop_distribution is not set.
17288 (tree_loop_distribution): Inline and fuse stores_from_loop
17289 and stores_zero_from_loop here.
17291 2012-06-04 Richard Guenther <rguenther@suse.de>
17293 PR middle-end/53471
17294 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
17295 create new assembler names.
17297 2012-06-04 Richard Guenther <rguenther@suse.de>
17299 * tree-data-ref.c (struct rdg_vertex_info): Remove.
17300 (rdg_vertex_for_stmt): Simplify using gimple_uid.
17301 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
17302 hashtable. Record stmt data-references.
17303 (hash_stmt_vertex_info): Remove.
17304 (eq_stmt_vertex_info): Likewise.
17305 (hash_stmt_vertex_del): Likewise.
17306 (build_empty_rdg): Simplify.
17307 (build_rdg): Adjust.
17308 (free_rdg): Likewise.
17309 (ref_base_address): Remove.
17310 (have_similar_memory_accesses): Likewise.
17311 * tree-data-ref.h (create_rdg_vertices): Remove.
17312 (struct rdg_vertex): Add datarefs member.
17313 (RDGV_DATAREFS): New define.
17314 (RDG_DATAREFS): Likewise.
17315 (have_similar_memory_accesses): Remove.
17316 (rdg_has_similar_memory_accesses): Likewise.
17317 * tree-loop-distribution.c (ref_base_address): Re-implement here.
17318 (similar_memory_accesses): Re-implement using existing data-references.
17319 (tree_loop_distribution): Initialize stmt uids for the stmt to
17321 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17322 access stmt vinfo for stmts in loop.
17324 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
17327 * config/m68k/m68k.md ("tablejump"): Fix check for
17328 CASE_VECTOR_PC_RELATIVE.
17330 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
17332 * output.h (merge_weak, assemble_alias,
17333 initializer_constant_valid_p,
17334 initializer_constant_valid_for_bitfield_p): Move protos from here...
17335 * tree.h: ... to here.
17336 * cgraphclones.c: Do not include output.h.
17337 * gimplify.c: Likewise.
17338 * reload.c: Likewise.
17339 * recog.c: Likewise.
17340 * tree-ssa-loop-ivopts.c: Likewise.
17341 * tree-switch-conversion.c: Likewise.
17342 * c-parser.c: Likewise.
17343 * c-typeck.c: Likewise.
17344 * Makefile.in: Fix dependencies.
17346 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
17349 * config/avr/avr-stdint.h: New file.
17350 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
17353 2012-06-04 Jakub Jelinek <jakub@redhat.com>
17355 PR tree-optimization/53550
17356 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
17357 is POINTER_TYPE_P, use sizetype as step type instead of type.
17359 2012-06-04 Richard Guenther <rguenther@suse.de>
17361 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
17362 (ref_base_address_1): Likewise.
17363 (remove_similar_memory_refs): Likewise.
17364 * tree-data-ref.h (remove_similar_memory_refs): Remove.
17365 * tree-loop-distribution.c (classify_partition): Do not classify
17366 as builtin if -ftree-loop-distribute-patterns is not enabled.
17367 (fuse_partitions_with_similar_memory_accesses): Inline ...
17368 (ldist_gen): ... here. Fuse all non-builtin partitions if
17369 -ftree-loop-distribution is not enabled. Properly return
17370 the number of created partitions. Do not update SSA form here but ...
17371 (tree_loop_distribution): ... once here for the whole function.
17372 Only walk innermost loops, constrain loops we consider here
17373 further. Do not call remove_similar_memory_refs.
17374 (distribute_loop): Do not check number of loop nodes here.
17376 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
17378 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
17380 2012-06-03 Martin Jambor <mjambor@suse.cz>
17382 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
17383 (ipa_get_jf_known_type_base_type): Likewise.
17384 (ipa_get_jf_known_type_component_type): Likewise.
17385 (ipa_get_jf_constant): Likewise.
17386 (ipa_get_jf_pass_through_formal_id): Likewise.
17387 (ipa_get_jf_pass_through_operation): Likewise.
17388 (ipa_get_jf_ancestor_offset): Likewise.
17389 (ipa_get_jf_ancestor_type): Likewise.
17390 (ipa_get_jf_ancestor_formal_id): Likewise.
17391 (ipa_get_jf_member_ptr_pfn): Likewise.
17392 * ipa-prop.c (ipa_set_jf_known_type): New function.
17393 (ipa_set_jf_constant): Likewise.
17394 (ipa_set_jf_simple_pass_through): Likewise.
17395 (ipa_set_jf_arith_pass_through): Likewise.
17396 (ipa_set_ancestor_jf): Likewise.
17397 (fill_member_ptr_cst_jump_function): Moved up and renamed to
17398 ipa_set_jf_member_ptr_cst.
17399 (detect_type_change_1): Use the new jump function creation functions.
17400 (compute_complex_assign_jump_func): Likewise.
17401 (compute_complex_ancestor_jump_func): Likewise.
17402 (compute_known_type_jump_func): Likewise.
17403 (compute_scalar_jump_functions): Likewise.
17404 (compute_pass_through_member_ptrs): Likewise.
17405 (determine_cst_member_ptr): Likewise.
17406 (combine_known_type_and_ancestor_jfs): Likewise.
17407 (try_make_edge_direct_simple_call): Likewise.
17408 (try_make_edge_direct_virtual_call): Likewise.
17409 (update_indirect_edges_after_inlining): Likewise.
17410 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
17411 access functions. Incorporat NOP_EXPR and BINFO handling from its
17413 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
17414 which was in its callers.
17415 (ipa_value_from_jfunc): Use jump function access functions. Some
17416 functionality moved to functions above.
17417 (propagate_vals_accross_ancestor): Likewise.
17418 (propagate_vals_accross_pass_through): Use jump function access
17420 (propagate_accross_jump_function): Likewise.
17421 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
17423 (inline_merge_summary): Likewise.
17425 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17427 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
17428 * config/pa/pa.c (pa_attr_length_millicode_call): Use
17429 MAX_PCREL17F_OFFSET instead of fixed offset.
17430 (pa_attr_length_call): Likewise.
17431 (pa_attr_length_indirect_call): Likewise.
17433 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
17436 * config/sh/sh.opt (mfsca, mfsrra): New options.
17437 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
17439 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
17440 (sinssf2, cossf2): Fold expanders to ...
17441 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
17442 TARGET_FSCA condition.
17443 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
17445 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
17446 -mno-fsca, -mfsrra, -mno-fsrra.
17448 2012-06-03 Matt Turner <mattst88@gmail.com>
17450 * config/mips/4600.md (r4700_imul_si): New.
17451 (r4700_imul_di): New.
17452 (r4700_fmul_single): New.
17453 (r4700_fmul_double): New.
17454 * config/mips/mips-cpus.def: Add r4700.
17455 * config/mips/mips.c: Likewise.
17456 * config/mips/mips.md: Likewise.
17457 * config/mips/mips-tables.opt: Regenerate.
17459 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
17461 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
17462 new function sparc_initial_elimination_offset.
17463 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
17465 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
17468 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17470 * expmed.c (expand_mult, choose_multiplier): Change
17471 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
17472 * expr.c (convert_modes): Likewise.
17473 * explow.c (plus_constant): Likewise.
17474 * fixed-value.c (fixed_saturate1, fixed_saturate2)
17475 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
17476 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
17477 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
17478 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
17479 (do_fixed_shift, fixed_convert, fixed_convert)
17480 (fixed_convert_from_int, fixed_convert_from_int)
17481 (fixed_convert_from_real): Likewise.
17482 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
17483 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
17484 * varasm.c (output_constructor_bitfield): Likewise.
17485 * tree-vrp.c (register_edge_assert_for_2): Likewise.
17486 * double-int.c (rshift_double, lshift_double): Likewise.
17487 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
17489 * simplify-rtx.c (mode_signbit_p)
17490 (simplify_const_unary_operation, simplify_binary_operation_1)
17491 (simplify_immed_subreg): Likewise.
17492 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
17493 * tree-vect-generic.c (build_replicated_const): Likewise.
17494 * dbxout.c (stabstr_O): Likewise.
17495 * emit-rtl.c (immed_double_int_const, immed_double_const)
17496 (gen_lowpart_common, init_emit_once): Likewise.
17497 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
17498 (widest_int_cst_value, upper_bound_in_type): Likewise.
17499 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
17500 (fixup_unsigned_type): Likewise.
17501 * real.c (real_to_integer2, real_from_integer): Likewise.
17502 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
17503 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
17505 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
17507 PR middle-end/53501
17508 * fold-const.c (fold_binary_loc): Refine previous change.
17510 2012-06-01 Olivier Hainque <hainque@adacore.com>
17512 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
17513 the "do {" part of the do-while(0) loop.
17515 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
17517 * config/i386/i386.c (x86_sched_reorder): New function.
17518 Added new function x86_sched_reorder.
17520 2012-06-01 Richard Guenther <rguenther@suse.de>
17522 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
17524 (classify_partition): Likewise.
17526 2012-06-01 Richard Guenther <rguenther@suse.de>
17528 * tree-loop-distribution.c (enum partition_kind): New enum.
17529 (struct partition_s): Add kind and main_stmt members.
17530 (partition_alloc): Initialize kind to PKIND_NORMAL.
17531 (partition_builtin_p): New function.
17532 (copy_loop_before): Remove failure path and assert instead.
17533 (generate_loops_for_partition): Likewise.
17534 (generate_memset_zero): Fold into ...
17535 (generate_memset_builtin): ... this.
17536 (classify_partition): New function with code from
17537 can_generate_builtin and generate_builtin.
17538 (generate_builtin): Remove.
17539 (can_generate_builtin): Likewise.
17540 (fuse_partitions_with_similar_memory_accesses): Call
17541 partition_builtin_p instead of can_generate_builtin.
17542 (rdg_build_partitions): Do not call
17543 fuse_partitions_with_similar_memory_accesses here...
17544 (ldist_gen): ... but here after classifying all partitions.
17545 Remove failure path of generate_code_for_partition.
17546 (generate_code_for_partition): Generate code according
17547 to partition classification.
17549 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
17550 Jonathan Wakely <jwakely.gcc@gmail.com>
17553 * doc/invoke.texi (Warning Options): Explain purpose and differences
17554 between -Wmissing-prototypes and -Wmissing-declarations.
17556 2012-06-01 Christian Bruel <christian.bruel@st.com>
17558 * gcc.c (save_switch): Add user_p parameter.
17559 (read_specs): Likewise.
17560 (set_specs): Likewise.
17561 (validate_switches): Likewise.
17562 (validate_switches_from_spec): Likewise.
17563 (validate_all_switches): Pass on user_p parameter.
17564 (struct spec_list): Add user_p field.
17565 (struct switchstr): Add known field.
17566 (save_switch): Add known parameter.
17567 (INIT_STATIC_SPEC): Initialize user_p;
17568 (driver_unknown_option_callbac): call save_switch if
17569 OPT_SPECIAL_unknown.
17570 (driver_handle_option): Propagate OPT_specs.
17571 (do_spec_1): Set validated only if known.
17572 (check_live_switch): Likewise.
17573 (validate_switches): Set validated if known or user_spec.
17575 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
17577 Add CRIS atomic patterns for 1, 2, and 4 bytes.
17578 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
17579 * config/cris/cris-protos.h: Declare it.
17580 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
17581 (TARGET_DEFAULT): Add alignment by 32.
17582 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
17583 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
17584 TARGET_CPU_DEFAULT == 32.
17585 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
17586 * config/cris/cris.md: Include sync.md. Avoid allocating specific
17587 numbers by replacing the define_constants for all UNSPECs with the
17588 equivalent define_c_enum construct.
17589 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
17590 * config/cris/sync.md: New file.
17592 2012-05-31 Matt Turner <mattst88@gmail.com>
17594 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
17595 (r4600_imul_di): New.
17596 (r4600_idiv_si): Rename from r4600_idiv.
17597 (r4600_idiv_di): New.
17599 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
17601 * output.h (__gcc_host_wide_int__): Move to hwint.h.
17602 (decl_default_tls_model): Move to tree.h
17603 (dump_file): Move to system.h.
17604 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
17605 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
17606 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
17607 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
17608 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
17609 dbxout_stab_value_internal_label,
17610 dbxout_stab_value_internal_label_diff): Move from here ...
17611 * dbxout.h: ... to here.
17612 * system.h (dump_file): Moved here from output.h.
17613 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
17614 * tree.h (decl_default_tls_model): Moved here from output.h.
17615 * varasm.c (default_stabs_asm_out_destructor,
17616 default_stabs_asm_out_constructor): Move from here ...
17617 * dbxout.c: ... to here.
17619 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
17621 * collect2.h (dump_file): Rename to dump_ld_file.
17622 * collect2.c: Likewise.
17623 * tlink.c: Likewise.
17625 * alias.c: Do not include output.h.
17626 * auto-inc-dec.c: Likewise.
17627 * bt-load.c: Likewise.
17628 * caller-save.c: Likewise.
17630 * cfgbuild.c: Likewise.
17631 * cfgcleanup.c: Likewise.
17632 * cfglayout.c: Likewise.
17633 * cfgloop.c: Likewise.
17634 * cfgloopanal.c: Likewise.
17635 * cfgloopmanip.c: Likewise.
17636 * cfgrtl.c: Likewise.
17637 * cgraph.c: Likewise.
17638 * cgraphclones.c: Likewise.
17639 * combine-stack-adj.c: Likewise.
17640 * combine.c: Likewise.
17641 * cprop.c: Likewise.
17643 * cselib.c: Likewise.
17644 * dbgcnt.c: Likewise.
17645 * df-problems.c: Likewise.
17646 * df-scan.c: Likewise.
17647 * dojump.c: Likewise.
17648 * fwprop.c: Likewise.
17649 * gcse.c: Likewise.
17650 * graph.c: Likewise.
17651 * haifa-sched.c: Likewise.
17652 * hw-doloop.c: Likewise.
17653 * ipa-inline-transform.c: Likewise.
17654 * ipa-pure-const.c: Likewise.
17655 * ipa-reference.c: Likewise.
17656 * ipa-utils.c: Likewise.
17657 * ira-build.c: Likewise.
17658 * ira-emit.c: Likewise.
17660 * loop-doloop.c: Likewise.
17661 * loop-invariant.c: Likewise.
17662 * loop-iv.c: Likewise.
17663 * loop-unroll.c: Likewise.
17664 * loop-unswitch.c: Likewise.
17665 * lto-cgraph.c: Likewise.
17666 * lto-section-in.c: Likewise.
17667 * lto-streamer-in.c: Likewise.
17669 * mode-switching.c: Likewise.
17670 * postreload-gcse.c: Likewise.
17671 * postreload.c: Likewise.
17672 * predict.c: Likewise.
17673 * profile.c: Likewise.
17675 * reg-stack.c: Likewise.
17676 * regcprop.c: Likewise.
17677 * regmove.c: Likewise.
17678 * regstat.c: Likewise.
17679 * reload1.c: Likewise.
17680 * sched-ebb.c: Likewise.
17681 * sel-sched-dump.c: Likewise.
17682 * simplify-rtx.c: Likewise.
17683 * stor-layout.c: Likewise.
17684 * store-motion.c: Likewise.
17685 * tracer.c: Likewise.
17686 * tree-affine.c: Likewise.
17687 * tree-cfg.c: Likewise.
17688 * tree-cfgcleanup.c: Likewise.
17689 * tree-dfa.c: Likewise.
17690 * tree-into-ssa.c: Likewise.
17691 * tree-nomudflap.c: Likewise.
17692 * tree-optimize.c: Likewise.
17693 * tree-pretty-print.c: Likewise.
17694 * tree-profile.c: Likewise.
17695 * tree-ssa-address.c: Likewise.
17696 * tree-ssa-ccp.c: Likewise.
17697 * tree-ssa-copy.c: Likewise.
17698 * tree-ssa-dom.c: Likewise.
17699 * tree-ssa-loop-ch.c: Likewise.
17700 * tree-ssa-loop-im.c: Likewise.
17701 * tree-ssa-loop-manip.c: Likewise.
17702 * tree-ssa-loop-niter.c: Likewise.
17703 * tree-ssa-loop-prefetch.c: Likewise.
17704 * tree-ssa-loop-unswitch.c: Likewise.
17705 * tree-ssa-loop.c: Likewise.
17706 * tree-ssa-propagate.c: Likewise.
17707 * tree-ssa-structalias.c: Likewise.
17708 * tree-ssa-tail-merge.c: Likewise.
17709 * tree-ssa-threadedge.c: Likewise.
17710 * tree-ssa-threadupdate.c: Likewise.
17711 * tree-ssa-uncprop.c: Likewise.
17712 * tree-ssa-uninit.c: Likewise.
17713 * tree-ssa.c: Likewise.
17714 * value-prof.c: Likewise.
17715 * var-tracking.c: Likewise.
17718 * config/m32r/m32r.c: Include dbxout.h.
17719 * config/pa/pa.c: Likewise.
17720 * config/rs6000/rs6000.c: Likewise.
17722 * Makefile.in: Fix dependencies.
17723 * config/rs6000/t-rs5000: Likewise.
17725 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
17727 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
17728 * gimple.h (block_in_transaction): Check for flag_tm.
17730 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
17732 PR tree-optimization/52558
17733 * cfg.c (alloc_aux_for_edge): Fix comment.
17734 (alloc_aux_for_edge): Remove static.
17735 * basic-block.h (alloc_aux_for_edge): Protoize.
17736 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
17737 (execute_sm_if_changed_flag): New.
17738 (execute_sm_if_changed_flag_set): New.
17739 (execute_sm): Do not generate data races unless requested.
17740 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
17741 (tree_ssa_lim_finalize): Call free_aux_for_edges.
17742 * gimple.h (block_in_transaction): New.
17743 (gimple_in_transaction): Use block_in_transaction.
17745 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17748 * config/avr/avr.opt (-msp8): Document it.
17749 * doc/invoke.texi (AVR Options): Ditto. And document related
17752 2012-05-31 Diego Novillo <dnovillo@google.com>
17754 * configure.ac (CXX_FOR_BUILD): Define and substitute.
17755 (BUILD_CXXFLAGS): Define and substitute.
17756 * Makefile.in (BUILD_CXXFLAGS): Define.
17757 (CXX_FOR_BUILD): Define.
17758 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
17759 (LINKER_FOR_BUILD): Likewise.
17760 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
17761 (BUILD_LINKERFLAGS): Likewise.
17762 * configure: Regenerate.
17764 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
17766 * Makefile.in: Fix many dependencies.
17767 * tree-profile.c: Don't include regs.h.
17768 * tree-vectorizer.c: Don't include cfglayout.h.
17769 * tree-vect-stmts.c: Likewise.
17770 * tree-vect-slp.c: Likewise.
17771 * tree-vect-loop.c: Likewise.
17772 * reg-stack.c: Likewise.
17773 * tree-ssa-loop-manip.c: Likewise.
17774 * toplev.c: Likewise.
17775 * varasm.c: Don't include cfglayout.h, basic-block.h,
17776 and tree-iterator.h.
17777 * tree-cfgcleanup.c: Don't include cfglayout.h.
17778 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
17779 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
17780 * cgraphclones.c: Don't include plugin.h.
17782 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17784 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
17785 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
17786 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
17788 2012-05-31 Richard Guenther <rguenther@suse.de>
17790 * tree-loop-distribution.c (struct partition_s): New struct,
17791 typedef and vector type.
17792 (partition_alloc, partition_free): New functions.
17793 (generate_loops_for_partition, generate_builtin,
17794 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
17795 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
17796 build_rdg_partition_for_component, can_generate_builtin,
17797 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
17798 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
17799 number_of_rw_in_partition, partition_contains_all_rw,
17800 ldist_gen): Use partition_t instead of bitmap.
17802 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17804 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
17805 * doc/avr-mmcu.texi: Regenerate.
17807 2012-05-31 Richard Guenther <rguenther@suse.de>
17809 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
17810 Use FOR_EACH_SSA_DEF_OPERAND.
17811 (generate_builtin): Adjust.
17812 (stmt_generated_in_another_partition): Remove.
17813 (add_scalar_computations_to_partition): Likewise.
17814 (rdg_build_partitions): Do not call
17815 add_scalar_computations_to_partition.
17817 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
17819 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
17820 double ints throughout.
17821 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
17822 Check that the position of the field is representable as an integer.
17824 2012-05-31 Richard Guenther <rguenther@suse.de>
17826 * tree-data-ref.c (dr_analyze_innermost): Properly convert
17827 the MEM_REF offset to sizetype.
17829 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17831 * doc/invoke.texi (AVR Options): Fix typos.
17833 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
17835 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
17836 and -mcpu= options.
17837 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
17838 non-v32 into --march=v0_v10.
17840 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17842 * ira-int.h (target_ira_int): Rename x_move_cost to
17843 x_ira_register_move_cost, x_may_move_in_cost to
17844 x_ira_may_move_in_cost and x_may_move_out_cost to
17845 x_ira_may_move_out_cost. Delete the old fields with
17846 those names and also x_ira_max_register_move_cost,
17847 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
17848 (move_cost, may_move_in_cost, may_move_out_cost)
17849 (ira_max_register_move_cost, ira_max_may_move_in_cost)
17850 (ira_max_may_move_out_cost): Delete.
17851 * ira.c (init_move_cost): Rename to...
17852 (ira_init_register_move_cost): ...this, deleting the old
17853 function with that name. Apply above variable renamings.
17854 Retain asserts for null fields.
17855 (ira_init_once): Don't initialize register move costs here.
17856 (free_register_move_costs): Apply above variable renamings.
17857 Remove code for deleted fields.
17859 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17861 * ira.c (init_move_cost): Adjust choice of subclasses to match
17862 the current ira_init_register_move_cost choice. Use
17863 ira_class_subset_p instead of reg_class_subset_p.
17864 (ira_init_register_move_cost): Assert that move_cost,
17865 may_move_in_cost and may_move_out_cost already hold the desired
17866 values for their ira_* equivalents. For the latter two,
17867 ignore classes that can't store a register of the given mode.
17869 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17871 * ira.c (setup_allocno_and_important_classes): Use
17872 ira_class_hard_regs_num to check whether a class has any
17873 allocatable registers.
17874 (ira_init_register_move_cost): Likewise.
17876 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17878 * ira.c (init_move_cost): Adjust local variable names to match
17879 file conventions. Use ira_assert instead of gcc_assert.
17881 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17883 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
17884 Move these definitions and associated target_globals fields to...
17885 * ira-int.h: ...here.
17886 * rtl.h (init_move_cost): Delete.
17887 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
17888 * ira.c: ...here, making the latter static.
17890 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17892 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
17893 and ira_register_move_cost instead of init_move_cost and move_cost.
17895 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17897 * ira.h (target_ira): Delete x_ira_available_class_regs.
17898 (ira_available_class_regs): Delete.
17899 * ira.c (setup_available_class_regs): Delete.
17900 (setup_alloc_classes): Don't call it.
17901 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
17902 ira_available_class_regs.
17903 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
17904 (model_spill_cost): Likewise.
17905 * ira-build.c (low_pressure_loop_node_p): Likewise.
17906 * ira-color.c (color_pass): Likewise.
17907 * ira-emit.c (change_loop): Likewise.
17908 * ira-lives.c (inc_register_pressure, dec_register_pressure)
17909 (single_reg_class, ira_implicitly_set_insn_hard_regs)
17910 (process_bb_node_lives): Likewise.
17911 * loop-invariant.c (gain_for_invariant): Likewise.
17913 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17916 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
17917 (pa_section_type_flags): New.
17918 (pa_legitimate_constant_p): Revert previous change.
17920 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
17922 * ira.c (allocate_initial_values): Make static.
17924 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
17926 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
17927 Generate tls_initial_exec_64_sun only when !TARGET_X32.
17929 2012-05-30 Richard Guenther <rguenther@suse.de>
17931 PR middle-end/53501
17932 * fold-const.c (fold_binary_loc): Make sure to call
17933 fold_plusminus_mult_expr with the original sign of operands.
17935 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
17937 * Makefile.in: Fix many dependencies.
17938 (DWARF2_H): Depend on dwarf2.def.
17939 (RTL_ERROR_H): Depend on rtl-error.h.
17940 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
17941 all gimple-pretty-print.h and tree-pretty-print.h references.
17943 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
17945 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
17948 2012-05-30 Richard Guenther <rguenther@suse.de>
17950 PR middle-end/53522
17951 * tree-emutls.c (gen_emutls_addr): Do not add globals to
17954 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
17956 * explow.c (probe_stack_range): Restore simple control flow and stop
17957 again when the probe cannot be generated if HAVE_check_stack.
17959 2012-05-30 Jakub Jelinek <jakub@redhat.com>
17961 PR rtl-optimization/53519
17962 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
17963 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
17965 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
17967 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
17969 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
17972 * doc/tm.texi: Update.
17973 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
17974 * target.def (force_at_comp_dir): New hook.
17975 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
17976 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
17978 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
17980 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
17982 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
17983 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
17985 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
17988 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
17989 flag_unsafe_math_optimizations is set.
17990 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
17991 Update description of -mfused-madd.
17993 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
17996 * config/sh/predicates.md (atomic_arith_operand,
17997 atomic_logical_operand): New predicates.
17998 * config/sh/sh.c (sh_option_override): Check atomic options.
17999 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
18000 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
18001 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
18002 UNSUPPORTED_HARD_ATOMIC_CPU.
18003 * config/sh/sync.md: Update description comments.
18004 (I12): New mode iterator.
18005 (fetchop_predicate, fetchop_constraint): New code attributes.
18006 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
18007 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
18008 atomic_fetch_<fetchop_name>si_hard,
18009 atomic_fetch_<fetchop_name><mode>_hard,
18010 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
18011 atomic_<fetchop_name>_fetchsi_hard,
18012 atomic_<fetchop_name>_fetch<mode>_hard,
18013 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
18014 atomic_test_and_set_hard): New insns.
18015 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
18016 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
18017 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
18018 atomic_test_and_set_soft): Use same formatting for the first line of
18019 the asm block as in new insns above.
18020 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
18021 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
18022 atomic_test_and_set): Integrate new *_hard insns into expanders.
18023 * config/sh/sh.opt (mhard-atomic): New option.
18024 * doc/invoke.texi (SH Options): Document it.
18026 2012-05-29 Meador Inge <meadori@codesourcery.com>
18028 * c-decl.c (c_push_function_context): Always create a new language
18030 (c_pop_function_context): Clear the language function created in
18031 c_push_function_context.
18033 2012-05-29 Matt Turner <mattst88@gmail.com>
18035 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
18036 (define_bypass "ev6_fcmov"): New.
18038 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
18040 * integrate.c: Remove.
18041 * integrate.h: Remove.
18042 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
18043 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
18044 * config/rs6000/t-rs6000: Likewise
18045 * config/spu/t-spu-elf: Likewise.
18046 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
18047 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
18048 from integrate.h to here.
18049 (initial_value_entry): New prototype.
18050 * reload.h (allocate_initial_values): Remove prototype.
18051 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
18052 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
18054 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
18055 set_decl_abstract_flags, set_block_abstract_flags): Move from
18056 integrate.c to here, the only user.
18057 * expmed.c (extract_fixed_bit_field): Remove outdated comment
18059 * function.c: Don't include integrate.h.
18060 (struct initial_value_pair, struct initial_value_struct,
18061 get_hard_reg_initial_val, has_hard_reg_initial_val,
18062 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
18063 integrate.c to here.
18064 (initial_value_entry): New function.
18065 * genemit.c (main): Don't print integrate.h include line.
18066 * ira.c: Don't include integrate.h.
18067 (allocate_initial_values): Move from integrate.c to here.
18068 (ira): Update allocate_initial_values call.
18069 * tree-inline.c: Don't include integrate.h.
18070 (function_attribute_inlinable_p): Moved from integrate.c to here.
18071 * cfgexpand.c: Don't include integrate.h.
18072 * except.c: Likewise.
18073 * langhooks.c: Likewise.
18074 * passes.c: Likewise.
18075 * toplev.c: Likewise.
18076 * config/frv/frv.c: Likewise.
18077 * config/pa/pa.c: Likewise.
18078 * config/spu/spu.c: Likewise.
18079 * config/epiphany/epiphany.c: Likewise.
18080 * config/mep/mep.c: Likewise.
18081 * config/score/score.c: Likewise.
18082 * config/picochip/picochip.c: Likewise.
18083 * config/sh/sh.c: Likewise.
18084 * config/alpha/alpha.c: Likewise.
18085 * config/microblaze/microblaze.c: Likewise.
18086 * config/mips/mips.c: Likewise.
18087 * config/v850/v850.c: Likewise.
18088 * config/mmix/mmix.c: Likewise.
18089 * config/bfin/bfin.c: Likewise.
18090 * config/arm/arm.c: Likewise.
18091 * config/s390/s390.c: Likewise.
18092 * config/m32r/m32r.c: Likewise.
18093 * config/rs6000/rs6000.c: Likewise.
18094 * config/c6x/c6x.c: Include function.h instead of integrate.h.
18095 * config/tilegx/tilegx.c: Likewise.
18096 * config/tilepro/tilepro.c: Likewise.
18098 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
18100 * config/avr/t-avr (s-avr-mmcu-texi): Call
18101 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
18103 2012-05-29 Michael Matz <matz@suse.de>
18105 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
18106 assign_temp): Remove 'keep' argument.
18107 (mark_temp_addr_taken): Remove prototype.
18108 * tree.h (expand_decl): Remove prototype.
18109 * function.c (struct temp_slot): Remove addr_taken and keep member.
18110 (assign_stack_temp_for_type) Don't initialize above, remove
18112 (assign_stack_temp, assign_temp): Remove keep argument.
18113 (mark_temp_addr_taken): Remove.
18114 (preserve_temp_slots): Remove handling of addr_taken and keep members.
18115 (free_temp_slots): Ditto.
18116 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
18118 * stmt.c (expand_asm_operands): Remove dead code.
18119 (expand_decl): Remove.
18120 * c-decl.c (finish_struct): Don't call expand_decl.
18121 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
18122 and assign_stack_temp.
18123 * calls.c (save_fixed_argument_area, initialize_argument_information,
18124 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
18125 * expmed.c (extract_bit_field_1): Ditto.
18126 * expr.c (emit_group_load_1, emit_group_store,
18127 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
18128 store_field, expand_constructor, expand_cond_expr_using_cmove,
18129 expand_expr_real_2, expand_expr_real_1): Ditto.
18130 * stmt.c (expand_asm_operands, expand_return): Ditto.
18132 * function.c (pop_temp_slots): Call free_temp_slots.
18133 * calls.c (store_one_arg): Don't call preserve_temp_slots or
18135 * expr.c (expand_assignment): Don't call free_temp_slots.
18137 * config/arm/arm.c (neon_expand_vector_init): Ditto.
18138 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
18139 (ix86_expand_vector_extract): Ditto.
18140 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
18141 ia64_expand_movxf_movrf): Ditto.
18142 * config/mips/mips.c (mips_expand_vi_general): Ditto.
18143 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
18144 extendsfdf2): Ditto.
18145 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
18146 rs6000_expand_vector_set, rs6000_expand_vector_extract,
18147 rs6000_allocate_stack_temp): Ditto.
18148 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
18149 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
18150 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
18151 sparc_expand_vector_init): Ditto.
18153 2012-05-29 Michael Matz <matz@suse.de>
18155 * c-tree.h (c_expand_decl): Remove prototype.
18157 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
18159 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
18160 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
18161 COMPOUND_LITERAL_EXPR.
18162 * function.c (expand_function_start): Don't call expand_decl,
18163 instead assert that we have RTL assigned.
18164 * tree-ssa-live.c (remove_unused_locals): Clear
18165 nonlocal_goto_save_area if its backing variable is removed.
18166 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
18168 (expand_decl): Assert that this does nothing.
18169 * calls.c (expand_call): Don't call mark_temp_addr_taken.
18171 2012-05-29 Richard Guenther <rguenther@suse.de>
18173 PR tree-optimization/53516
18174 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
18176 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
18178 2012-05-29 Joseph Myers <joseph@codesourcery.com>
18180 * LANGUAGES: Fix typos.
18181 * Makefile.in: Fix typos.
18182 * alias.c: Fix typos.
18183 * auto-inc-dec.c: Fix typos.
18184 * bb-reorder.c: Fix typos.
18185 * cfgcleanup.c: Fix typos.
18186 * cgraph.c: Fix typos.
18187 * cgraph.h: Fix typos.
18188 * cgraphunit.c: Fix typos.
18189 * collect2-aix.h: Fix typos.
18190 * collect2.c: Fix typos.
18191 * compare-elim.c: Fix typos.
18192 * config/alpha/vms.h: Fix typos.
18193 * config/arm/README-interworking: Fix typos.
18194 * config/arm/arm.c: Fix typos.
18195 * config/arm/iterators.md: Fix typos.
18196 * config/arm/vxworks.h: Fix typos.
18197 * config/avr/avr.c: Fix typos.
18198 * config/avr/avr.h: Fix typos.
18199 * config/avr/avr.md: Fix typos.
18200 * config/avr/builtins.def: Fix typos.
18201 * config/c6x/c6x.c: Fix typos.
18202 * config/cr16/cr16.c: Fix typos.
18203 * config/cr16/cr16.md: Fix typos.
18204 * config/cris/cris.md: Fix typos.
18205 * config/darwin.c: Fix typos.
18206 * config/darwin.opt: Fix typos.
18207 * config/i386/i386-c.c: Fix typos.
18208 * config/i386/i386.c: Fix typos.
18209 * config/ia64/ia64.c: Fix typos.
18210 * config/m68k/cf.md: Fix typos.
18211 * config/mep/mep.c: Fix typos.
18212 * config/microblaze/microblaze.c: Fix typos.
18213 * config/microblaze/microblaze.h: Fix typos.
18214 * config/mn10300/mn10300.c: Fix typos.
18215 * config/mn10300/mn10300.md: Fix typos.
18216 * config/pa/pa.c: Fix typos.
18217 * config/picochip/picochip.h: Fix typos.
18218 * config/rs6000/a2.md: Fix typos.
18219 * config/rs6000/rs6000.c: Fix typos.
18220 * config/rs6000/vector.md: Fix typos.
18221 * config/rx/rx.md: Fix typos.
18222 * config/rx/rx.opt: Fix typos.
18223 * config/s390/2097.md: Fix typos.
18224 * config/s390/s390.c: Fix typos.
18225 * config/s390/s390.h: Fix typos.
18226 * config/sh/sh.c: Fix typos.
18227 * config/sh/sh.md: Fix typos.
18228 * config/sparc/sync.md: Fix typos.
18229 * config/spu/spu.c: Fix typos.
18230 * config/spu/spu.md: Fix typos.
18231 * config/vms/vms.c: Fix typos.
18232 * config/vxworks-dummy.h: Fix typos.
18233 * config/vxworks.h: Fix typos.
18234 * cselib.c: Fix typos.
18235 * df-scan.c: Fix typos.
18237 * doc/extend.texi: Fix typos.
18238 * doc/install.texi: Fix typos.
18239 * doc/invoke.texi: Fix typos.
18240 * doc/md.texi: Fix typos.
18241 * doc/plugins.texi: Fix typos.
18242 * doc/rtl.texi: Fix typos.
18243 * dse.c: Fix typos.
18244 * dwarf2asm.c: Fix typos.
18245 * dwarf2out.c: Fix typos.
18246 * except.h: Fix typos.
18247 * expr.c: Fix typos.
18248 * fold-const.c: Fix typos.
18249 * gcc.c: Fix typos.
18250 * gcse.c: Fix typos.
18251 * genautomata.c: Fix typos.
18252 * gengtype-state.c: Fix typos.
18253 * gengtype.c: Fix typos.
18254 * genhooks.c: Fix typos.
18255 * gimple-fold.c: Fix typos.
18256 * gimple-pretty-print.c: Fix typos.
18257 * gimple.c: Fix typos.
18258 * gimple.h: Fix typos.
18259 * gimplify.c: Fix typos.
18260 * graphite-interchange.c: Fix typos.
18261 * graphite-sese-to-poly.c: Fix typos.
18262 * ifcvt.c: Fix typos.
18263 * input.c: Fix typos.
18264 * ipa-cp.c: Fix typos.
18265 * ipa-inline-analysis.c: Fix typos.
18266 * ipa-inline-transform.c: Fix typos.
18267 * ipa-inline.c: Fix typos.
18268 * ipa-pure-const.c: Fix typos.
18269 * ipa-ref.h: Fix typos.
18270 * ipa-reference.c: Fix typos.
18271 * ipa-utils.c: Fix typos.
18272 * ipa.c: Fix typos.
18273 * ira-emit.c: Fix typos.
18274 * ira-lives.c: Fix typos.
18275 * lto-streamer.c: Fix typos.
18276 * lto-streamer.h: Fix typos.
18277 * lto-wrapper.c: Fix typos.
18278 * mcf.c: Fix typos.
18279 * mode-switching.c: Fix typos.
18280 * modulo-sched.c: Fix typos.
18281 * plugin.c: Fix typos.
18282 * postreload.c: Fix typos.
18283 * sched-deps.c: Fix typos.
18284 * sel-sched-ir.c: Fix typos.
18285 * sel-sched-ir.h: Fix typos.
18286 * sel-sched.c: Fix typos.
18287 * sese.c: Fix typos.
18288 * stor-layout.c: Fix typos.
18289 * target-hooks-macros.h: Fix typos.
18290 * target.def: Fix typos.
18291 * trans-mem.c: Fix typos.
18292 * tree-eh.c: Fix typos.
18293 * tree-predcom.c: Fix typos.
18294 * tree-sra.c: Fix typos.
18295 * tree-ssa-address.c: Fix typos.
18296 * tree-ssa-loop-ivopts.c: Fix typos.
18297 * tree-ssa-loop-niter.c: Fix typos.
18298 * tree-ssa-math-opts.c: Fix typos.
18299 * tree-ssa-pre.c: Fix typos.
18300 * tree-ssa-propagate.c: Fix typos.
18301 * tree-ssa-reassoc.c: Fix typos.
18302 * tree-ssa-sccvn.c: Fix typos.
18303 * tree-ssa-ter.c: Fix typos.
18304 * tree-ssa-uninit.c: Fix typos.
18305 * tree-ssanames.c: Fix typos.
18306 * tree-vect-generic.c: Fix typos.
18307 * tree-vect-slp.c: Fix typos.
18308 * tree.c: Fix typos.
18309 * tree.h: Fix typos.
18310 * varasm.c: Fix typos.
18311 * varpool.c: Fix typos.
18313 2012-05-29 Joseph Myers <joseph@codesourcery.com>
18315 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
18317 2012-05-29 Richard Guenther <rguenther@suse.de>
18319 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
18321 (add_referenced_var_1): Re-organize. Assert we are not
18322 called for globals.
18323 (remove_referenced_var): Likewise.
18324 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
18325 * tree-mudflap.c (execute_mudflap_function_ops): Do not
18326 call add_referenced_var on globals.
18327 * matrix-reorg.c (transform_access_sites): Likewise.
18329 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
18331 * alias.c (reg_known_value): Make this a VEC.
18332 (reg_known_equiv_p): Make this an sbitmap.
18333 (reg_known_value_size): Remove.
18334 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
18335 set_reg_known_equiv_p): Update for reg_known_value and
18336 reg_known_value_size data structure change.
18337 (init_alias_analysis, end_alias_analysis): Likewise.
18339 2012-05-29 Jakub Jelinek <jakub@redhat.com>
18341 PR middle-end/53510
18342 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
18343 to avoid leaking memory. No need to handle memory allocation
18344 failure. Double string_len on each reallocation instead of adding 2.
18345 * gcov.c (read_line): Likewise.
18347 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
18349 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
18351 * config/cris/cris.md ("trap"): Define, enabled for
18352 TARGET_TRAP_USING_BREAK8.
18353 * config/cris/cris.opt (mtrap-using-break8): New option.
18355 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
18358 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
18361 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
18363 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
18364 (Standard Names): Fix typos in documentation of atomic patterns.
18366 2012-05-27 Nathan Sidwell <nathan@acm.org>
18368 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
18370 2012-05-26 Jason Merrill <jason@redhat.com>
18373 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
18374 about array compound literals.
18376 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
18378 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
18379 if CLEANUP_NO_INSN_DEL.
18380 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
18381 from cfg_layout_merge_blocks.
18382 (emit_nop_for_unique_locus_between): New function.
18383 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
18384 (cfg_layout_merge_blocks): Likewise.
18386 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
18387 Paolo Bonzini <bonzini@gnu.org>
18389 * df-scan.c (df_def_record_1): Assert a parallel must contain an
18390 EXPR_LIST at this point. Receive the LOC and move its extraction...
18391 (df_defs_record): ... here. Change if-else to a switch statement.
18392 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
18393 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
18394 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
18395 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
18396 regs_invalidated_by_call.
18397 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
18398 df_get_call_refs().
18400 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
18403 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
18404 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
18406 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
18408 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
18409 software floating point emulation. No longer build the multilibs
18410 with -mstrict-align.
18412 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
18414 PR middle-end/53008
18415 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
18416 accessed indirectly.
18417 (ipa_tm_create_version): Same.
18419 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
18422 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
18423 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
18425 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
18428 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
18429 (ix86_expand_vec_perm): Use int mode instead of float.
18430 (expand_vec_perm_pshufb): Remove handling of useseless type
18433 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
18436 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
18437 gnu_ld variables to yes.
18438 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
18439 (HAVE_GNU_AS): Likewise.
18440 * config.in: Regenerate.
18441 * configure: Likewise.
18443 2012-05-25 Tristan Gingold <gingold@adacore.com>
18445 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
18446 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
18447 and preferred_alignment.
18449 2012-05-25 Tristan Gingold <gingold@adacore.com>
18451 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
18453 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
18455 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
18456 volatile bitfields case.
18458 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
18460 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
18461 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
18462 (adjacent_mem_locations): Move some code to and call...
18463 (get_memref_parts): ...new function.
18464 (mem_locations_overlap): New function.
18465 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
18466 (is_mem_ref): Rename to...
18467 (find_mem_ref): ...this. Return MEM rtx.
18468 (get_store_dest): Remove function.
18469 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
18470 new parameter and adjust calls.
18471 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
18472 mem refs overlap for true_store_to_load_dep_costly.
18473 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
18474 passed to adjacent_mem_locations.
18475 (is_costly_group): Walk resolved dependency list.
18476 (force_new_group): Emit group ending nop for Power6/Power7.
18477 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
18478 (group_ending_nop): New define_insn.
18480 2012-05-24 Dodji Seketeli <dodji@redhat.com>
18482 Make unwound macro expansion trace less redundant
18483 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
18484 context of macro definition in the trace, when it's redundant.
18487 2012-05-24 Richard Guenther <rguenther@suse.de>
18489 PR middle-end/53460
18490 * tree-profile.c (tree_profiling): Cleanup the CFG if
18491 execute_fixup_cfg requests it.
18493 2012-05-24 Richard Guenther <rguenther@suse.de>
18495 * tree-flow.h (create_var_ann): Remove.
18496 * tree-dfa.c (create_var_ann): Remove and inline into its
18498 (add_referenced_var_1): ... here.
18499 * varpool.c (add_new_static_var): Do not call add_referenced_var
18501 * gimple-fold.c (canonicalize_constructor_val): Likewise.
18502 * tree-switch-conversion.c (build_one_array): Likewise.
18503 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
18504 * tree-flow-inline.h (gimple_referenced_vars): Guard against
18506 * tree-inline.c (remap_gimple_op_r): Likewise. Check
18507 gimple_referenced_vars instead of gimple_in_ssa_p.
18508 (copy_tree_body_r): Likewise.
18509 (setup_one_parameter): Likewise.
18510 (declare_return_variable): Likewise.
18511 (tree_function_versioning): Likewise.
18513 2012-05-24 Jakub Jelinek <jakub@redhat.com>
18515 PR tree-optimization/53465
18516 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
18517 vr0 into *vr, then vrp_meet that.
18518 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
18519 have any equivalences.
18520 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
18523 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
18525 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
18527 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
18528 check end_regno - 1 is a hard register.
18530 2012-05-24 Richard Guenther <rguenther@suse.de>
18532 * varpool.c (add_new_static_var): Remove call to create_var_ann.
18533 * tree-ssa-operands.c (create_vop_var): Likewise.
18535 2012-05-24 Richard Guenther <rguenther@suse.de>
18538 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
18540 (remove_unused_locals): Pass global_unused_vars to
18541 remove_unused_scope_block_p. Restore code walking all
18542 referenced vars and pruning them.
18544 2012-05-23 Jan Hubicka <jh@suse.cz>
18546 * tree.h (alias_diag_flags): Remove.
18547 (alias_pair): Remove emitted_diags.
18548 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
18549 symbol_alias_set_t, symbol_alias_set_destroy,
18550 symbol_alias_set_contains, propagate_aliases_backward): Remove.
18551 * toplev.c (compile_file): Do not call finish_aliases_2
18552 * cgraphunit.c (cgraph_process_new_functions): Do not call
18554 (handle_alias_pairs): Output diagnostics about aliases to externals.
18555 (assemble_thunks_and_aliases): Use do_assemble_alias.
18556 (output_weakrefs): Likewise.
18557 (finalize_compilation_unit): Do not call finish_aliases_1.
18558 * ipa.c (symtab_remove_unreachable_nodes): De not call
18559 remove_unreachable_alias_pairs.
18560 * varasm.c (do_assemble_alias): Export.
18561 (symbol_alias_set_create, symbol_alias_set_destroy,
18562 symbol_alias_set_contains, symbol_alias_set_insert,
18563 propagate_aliases_forward, propagate_aliases_backward,
18564 propagate_aliases_backward, trivially_visible_alias,
18565 trivially_defined_alias, remove_unreachable_alias_pairs,
18566 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
18567 * output.h (do_assemble_alias): Declare.
18568 * varpool.c (varpool_remove_unreferenced_decls): Do not call
18571 2012-05-23 Martin Jambor <mjambor@suse.cz>
18573 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
18575 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
18577 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
18579 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
18580 (iterative_hash_gimple_type): Adjust comment.
18581 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
18582 domain for an array type instead of the domain type itself.
18584 2012-05-23 Richard Guenther <rguenther@suse.de>
18586 PR tree-optimization/53438
18587 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
18589 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
18592 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
18593 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
18596 2012-05-23 Richard Guenther <rguenther@suse.de>
18598 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
18599 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
18600 via the global_unused_vars bitmap.
18601 (remove_unused_locals): Handle global vars in local-decls via
18602 a global_unused_vars bitmap instead of the used flag in the
18603 var annotation. Simplify global variable handling and removal.
18605 2012-05-22 Jan Hubicka <jh@suse.cz>
18607 PR middle-end/53426
18608 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
18609 from other partitions.
18611 2012-05-22 Jan Hubicka <jh@suse.cz>
18613 PR middle-end/53161
18614 * symtab.c (symtab_register_node): Fix ordering issue.
18616 2012-05-22 Steven Drake <sbd@NetBSD.org>
18618 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
18620 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
18622 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
18623 Use strip_name_encoding target hook.
18625 2012-05-22 Richard Guenther <rguenther@suse.de>
18627 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
18628 (init_function_for_compilation): Remove.
18629 * tree-dfa.c (find_vars_r): Take struct function argument.
18630 (find_referenced_vars_in): Adjust.
18631 * tree-ssa-operands.c (clobber_stats): Remove.
18632 (create_vop_var): Take struct function argument. Mark
18633 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
18634 (init_ssa_operands): Take struct function argument.
18635 (fini_ssa_operands): Do not dump dead stats.
18636 * tree-ssa-operands.h (init_ssa_operands): Take struct function
18638 * cgraphunit.c (init_lowered_empty_function): Adjust.
18639 * lto-streamer-in.c (input_cfg): Likewise.
18640 * tree-inline.c (initialize_cfun): Likewise.
18641 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
18642 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
18643 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
18644 virtual operands are not registers.
18646 2012-05-22 Richard Guenther <rguenther@suse.de>
18648 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
18650 2012-05-22 Richard Guenther <rguenther@suse.de>
18652 PR middle-end/53437
18653 * tree-inline.c (setup_one_parameter): Create a dummy init
18654 statement for unused parameters when not optimizing.
18656 2012-05-22 Richard Guenther <rguenther@suse.de>
18658 * tree-flow.h (add_referenced_var_1): Declare.
18659 (add_referenced_var): Define.
18660 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
18661 (add_referenced_var): Rename to ...
18662 (add_referenced_var_1): ... this. Take struct function argument.
18664 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18667 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
18668 * config/arm/arm.c (arm_validize_comparison): Define.
18669 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
18670 arm_validize_comparison.
18671 ("cbranchdi4"): Likewise.
18672 ("cstoredi4"): Likewise.
18673 ("movsicc"): Likewise.
18674 ("movsfcc"): Likewise.
18675 ("movdfcc"): Likewise.
18677 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
18679 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
18680 the mw_reg_pool size.
18682 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
18684 PR tree-optimization/53336
18685 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
18686 non-integer integral types to offset type and vice versa.
18688 2012-05-22 Alan Modra <amodra@gmail.com>
18690 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
18691 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
18692 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
18693 V_SAVE_INLINE): Delete.
18694 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
18695 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
18696 For ELF targets, use out-of-line restores for -Os and any number
18697 of regs if the restore exits, and out-of-line gp save for two or
18698 more regs. Use save_reg_p to test for holes in reg restore set.
18699 Replace "#if" with "if".
18701 2012-05-22 Alan Modra <amodra@gmail.com>
18703 * config/rs6000/rs6000.c (save_reg_p): New function.
18704 (first_reg_to_save, first_fp_reg_to_save): Use it here.
18705 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
18706 (emit_frame_save): Use gen_frame_store.
18707 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
18708 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
18710 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
18711 vrsave, toc, gp and fp restores.
18713 2012-05-22 Alan Modra <amodra@gmail.com>
18715 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
18716 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
18717 Move function pointer variables after forward declarations.
18718 (rs6000_builtin_support_vector_misalignment): Make static.
18719 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
18720 (rs6000_function_value, rs6000_can_eliminate): Likewise.
18722 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
18724 PR rtl-optimization/53373
18725 * caller-save.c (save_call_clobbered_regs): Look into a possible
18726 PARALLEL manually rather than using single_set on a call insn.
18728 2012-05-21 Jakub Jelinek <jakub@redhat.com>
18730 PR tree-optimization/53436
18731 * omp-low.c (omp_build_component_ref): New function.
18732 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
18734 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
18736 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
18738 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
18739 Do not print '.' here. Output operand lossage error for unhandled
18744 <case 'z'>: Hardcode "code" argument into error strings.
18746 <case 'D'>: Merge AVX and non-AVX codes.
18747 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
18748 Update call to put_condition_code.
18750 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
18752 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
18754 (clzsi2): New expander.
18755 (*clzsi2_68k): New insn.
18756 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
18758 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
18760 * gimple.h (gimple_set_in_transaction): Remove.
18761 (gimple_in_transaction): Look in BB instead.
18762 (gimple_statement_base): Remove in_transaction field.
18763 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
18764 * trans-mem.c (compute_transaction_bits): Place transaction bit
18765 information into basic blocks.
18767 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
18769 * expr.c (get_def_for_expr_class): Define only if
18770 HAVE_conditional_move.
18771 (convert_tree_comp_to_rtx): Likewise.
18773 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
18776 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
18778 (ffssi2_no_cmove): Ditto.
18779 (*ffs<mode>_1): Remove insn pattern.
18780 (*tzcnt<mode>_1): New insn pattern.
18781 (*bsf<mode>1): Ditto.
18783 2012-05-21 Richard Guenther <rguenther@suse.de>
18785 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
18786 more referenced vars.
18787 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
18788 flag on variables that have a var-annotation.
18790 2012-05-21 Joseph Myers <joseph@codesourcery.com>
18793 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
18794 from folded operands before wrapping another around the
18795 conditional expression.
18797 2012-05-21 Jakub Jelinek <jakub@redhat.com>
18799 PR tree-optimization/53366
18800 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
18801 tests if complex_numbers == 2, but there are non-complex number loads
18804 PR tree-optimization/53409
18805 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
18806 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
18808 PR tree-optimization/53410
18809 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
18810 instead of build_int_cst (type, 0) where vector types might be
18811 involved. Instead of build_int_cst (type, 1) convert the original
18812 integer_onep argument to the desired type.
18814 2012-05-21 Michael Matz <matz@suse.de>
18816 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
18817 (simplify_test_exp): Handle one more case of distributive law,
18818 decrease cost threshold.
18819 (tests_attr_p, get_attr_order): New functions.
18820 (optimize_attrs): Use topological order, inline only cheap values.
18821 (write_attr_set): Reset our_known_true after some time.
18823 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
18826 * config/i386/i386.c (type_natural_mode): Warn passing SSE
18827 vector argument without SSE enabled changes the ABI.
18829 2012-05-21 Richard Guenther <rguenther@suse.de>
18831 PR tree-optimization/53408
18832 * tree-vect-loop.c (vectorizable_induction): Properly check
18833 the restriction that we cannot handle induction results from
18834 the inner loop outside of the outer loop.
18836 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
18839 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
18840 (UNSPECV_RDRAND): This.
18841 (rdrand<mode>_1): Updated.
18843 2012-05-21 Richard Guenther <rguenther@suse.de>
18845 * tree-loop-distribution.c (can_generate_builtin): Reject
18848 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
18850 * Makefile.in (options.c): Add options.h to included header
18851 files, before tm.h.
18853 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
18855 * tree-parloops.c : Add myself to contributors, update
18856 TODO list, add link to wiki.
18858 2012-05-21 Alan Modra <amodra@gmail.com>
18860 * config/rs6000/predicates.md (input_operand): Don't match
18861 constant pool addresses. Remove label_ref, high and plus from
18862 match_code list. Remove redundant CONSTANT_P test.
18863 (splat_input_operand): Similarly update match_code list.
18864 (small_toc_ref): New predicate.
18865 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
18866 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
18867 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
18868 register checks to..
18869 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
18870 generated by create_TOC_reference.
18871 (rs6000_legitimize_address): Update cerate_TOC_reference call.
18872 (rs6000_delegitimize_address): Handle new rtl for toc refs.
18873 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
18874 (use_toc_relative_ref): New function, split out from..
18875 (rs6000_emit_move): ..here. Remove redundant tests. Update
18876 create_TOC_reference calls.
18877 (rs6000_legitimize_reload_address): Formatting. Handle splitting
18878 of medium/large model toc addresses. Use use_toc_relative_ref.
18879 (print_operand): Formatting, style. Adjust for toc changes.
18880 (print_operand_address): Likewise.
18881 (rs6000_output_addr_const_extra): Likewise.
18882 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
18883 than a PLUS. Use this formulation for both high and low part
18884 of -mcmodel=medium/large toc reference too. Before reload,
18885 always use the small model formulation.
18886 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
18887 a PLUS in high part of addresses here.
18888 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
18889 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
18890 (largetoc_high, largetoc_low): Move earlier. Cope when no
18891 base reg available.
18892 (largetoc_high_plus): New insn.
18893 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
18894 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
18895 (tocref): ..instead do so here, new insn and split.
18897 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
18899 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18900 RDRND, F16C and FSGSBASE.
18902 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18904 PR rtl-optimzation/53373
18905 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
18906 call pattern. Update split patterns.
18907 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
18908 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
18910 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
18912 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
18915 2012-05-18 Jan Hubicka <jh@suse.cz>
18917 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
18918 (cgraph_process_new_functions): Process also aliases.
18919 * lto-streamer-out.c (struct sets): Remove.
18920 (trivally_defined_alias): Remove.
18921 (output_alias_pair_p): Remove.
18922 (output_unreferenced_globals): Remove.
18923 (produce_symtab); Do not handle alias pairs.
18924 (produce_asm_for_decls): Likewise.
18925 * lto-streamer-in.c (input_alias_pairs): Remove.
18926 (lto_read_body): Do not input alias pairs.
18927 (lto_input_constructors_and_inits): Remove.
18929 2012-05-18 Jan Hubicka <jh@suse.cz>
18931 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
18934 2012-05-18 Jan Hubicka <jh@suse.cz>
18936 * cgraphbuild.c (record_reference): Update.
18937 * lto-cgraph.c (lto_output_varpool_node): External vars
18938 are not in other partition even if they are not output
18939 in current partition.
18940 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
18942 (canonicalize_constructor_val): Take FROM_DECL argument.
18943 (fold_ctor_reference, fold_string_cst_ctor_reference,
18944 fold_array_ctor_reference, fold_nonarray_ctor_reference,
18945 fold_ctor_reference): Likewise.
18946 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
18947 * gimple.h (gimple_fold_builtin): Likewise.
18949 2012-05-18 Olivier Hainque <hainque@adacore.com>
18951 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
18952 $(libsubdir) as libexecsubdir.
18954 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18956 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
18957 relied on signed overflow behavior.
18959 2012-05-18 Richard Guenther <rguenther@suse.de>
18961 PR tree-optimization/53346
18962 * tree-loop-distribution.c (ldist_gen): Make sure to apply
18963 builtin transform even when only a single partition with
18964 all reads/writes exists.
18966 2012-05-18 Richard Guenther <rguenther@suse.de>
18968 PR tree-optimization/53390
18969 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
18972 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18974 * tree-ssa-reassoc.c (bip_map): Remove decl.
18975 (completely_remove_stmt): Remove function.
18976 (remove_def_if_absorbed_call): Remove function.
18977 (remove_visited_stmt_chain): Remove __builtin_powi handling.
18978 (possibly_move_powi): Remove function.
18979 (rewrite_expr_tree): Remove calls to possibly_move_powi.
18980 (rewrite_expr_tree_parallel): Likewise.
18981 (attempt_builtin_powi): Build multiplies explicitly rather than
18982 relying on the ops vector and rank system.
18983 (transform_stmt_to_copy): New function.
18984 (transform_stmt_to_multiply): Likewise.
18985 (reassociate_bb): Handle leftover operations after __builtin_powi
18986 optimization; build a final multiply if necessary.
18988 2012-05-18 Jan Hubicka <jh@suse.cz>
18990 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
18991 (mark_functions_to_output): Fix sanity check.
18992 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
18994 2012-05-18 Richard Guenther <rguenther@suse.de>
18996 * tree-flow.h (mark_symbols_for_renaming): Remove.
18997 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
18998 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
18999 (copy_debug_stmt): Likewise.
19000 (expand_call_inline): Likewise.
19001 (declare_return_variable): Mark the return variable for renaming
19004 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
19006 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
19008 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
19009 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
19010 (ashrdi3,lshrdi3): Likewise.
19011 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
19013 2012-05-18 Meador Inge <meadori@codesourcery.com>
19015 PR rtl-optimization/53352
19016 * cse.c (equiv_constant): Ignore paradoxical subregs.
19018 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
19020 PR rtl-optimization/53125
19021 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
19022 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
19023 die in the basic block. Correctly top off REG_FREQ and
19024 REG_FREQ_CALLS_CROSSED.
19026 (regstat_compute_ri): Allocate and free local_live_last_luid.
19028 (regstat_bb_compute_calls_crossed): Correctly top off
19029 REG_FREQ_CALLS_CROSSED.
19031 2012-05-17 Jan Hubicka <jh@suse.cz>
19033 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
19034 constructor over decl without.
19035 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
19036 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
19037 * cgraphunit.c (process_function_and_variable_attributes): Finalize
19039 (mark_functions_to_output): Also accept bodies for functions with
19041 (output_in_order): Skip external vars.
19042 * lto-cgraph.c (lto_output_node): External functions are never in other
19044 (lto_output_varpool_node): Likewise.
19045 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
19046 forgotten initializers.
19047 * ipa.c (process_references): Handle external vars.
19048 (symtab_remove_unreachable_nodes): Update to handle external vars.
19049 (varpool_externally_visible_p): External vars are externally visible.
19050 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
19051 * varpool.c (varpool_remove_node): Remove constructor.
19052 (decide_is_variable_needed): Handle externals.
19053 (varpool_remove_unreferenced_decls): Likewise.
19055 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19057 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
19058 (enable_warning_as_error): Do not special case Wuninitialized.
19059 * optc-gen.awk: Add sanity checks.
19061 2012-05-17 Jan Hubicka <jh@suse.cz>
19063 * ipa-reference.c (is_proper_for_analysis): Do not check flags
19064 that might change as result of global optimization.
19065 (analyze_function): Do not check analyzed and externally_visible
19066 flags; be happy about address dereferences.
19067 (propagate): Prune all_module_statics so it really contains just
19068 statics; prune all the local summaries.
19069 (ipa_reference_write_optimization_summary): Simplify.
19071 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
19073 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
19074 * config/m68k/m68k-tables.opt: Regenerated.
19075 * doc/invoke.texi (M680x0 Options): Document.
19077 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
19078 Patrick Marlier <patrick.marlier@gmail.com>
19080 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
19083 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
19085 * configure: Regenerated.
19087 2012-05-16 Andrew Pinski <apinski@cavium.com>
19089 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
19092 2012-05-16 David S. Miller <davem@davemloft.net>
19094 * jump.c (delete_related_insns): If we remove a CALL, make sure
19095 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
19097 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19099 PR tree-optimization/53217
19100 * tree-ssa-reassoc.c (bip_map): New static variable.
19101 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
19102 (attempt_builtin_powi): Save feeding multiplies on a stack.
19103 (reassociate_bb): Create and destroy bip_map.
19105 2012-05-16 Olivier Hainque <hainque@adacore.com>
19107 * Makefile.in (install-no-fixedincludes): New target, former toplevel
19108 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
19109 Add comments and improve stamp preservation across the whole sequence.
19110 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
19112 2012-05-16 Richard Guenther <rguenther@suse.de>
19114 * tree-inline.c (insert_init_stmt): Do not call
19115 mark_symbols_for_renaming.
19116 (setup_one_parameter): Avoid initializing unused parameters.
19117 (declare_return_variable): Properly handle DECL_BY_REFERENCE
19118 return vars in SSA form.
19120 2012-05-16 Richard Guenther <rguenther@suse.de>
19122 * tree-flow.h (get_virtual_var): Remove.
19123 * tree-dfa.c (get_virtual_var): Likewise.
19125 2012-05-16 Richard Guenther <rguenther@suse.de>
19127 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
19128 Remove set-only bitmap of new names.
19129 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
19131 * tree-flow.h (ssa_names_to_replace): Remove.
19132 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
19134 2012-05-16 Richard Guenther <rguenther@suse.de>
19136 PR tree-optimization/53364
19137 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
19138 detect a view-conversion of the decl.
19140 2012-05-16 Dodji Seketeli <dodji@redhat.com>
19142 PR preprocessor/7263
19143 * c-tree.h (enum c_declspec_word): Declare new enum.
19144 (struct c_declspecs::locations): New member.
19145 (declspecs_add_qual, declspecs_add_scspec)
19146 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
19147 location parameter.
19148 * c-decl.c (build_null_declspecs): Initialize the new struct
19149 c_declspecs::locations member.
19150 (declspecs_add_addrspace): Take a location parameter for the
19151 address space. Store it onto declaration specifiers.
19152 (declspecs_add_qual): Likewise, take a location parameter for the
19154 (declspecs_add_type): Likewise, take a location parameter for the
19156 (declspecs_add_scspec): Likewise, take a location parameter for
19157 the storage class specifier.
19158 (declspecs_add_attrs): Likewise, take a location parameter for the
19160 (declspecs_add_alignas): Likewise, take a location parameter for
19162 (finish_declspecs): For diagnostics, use the location of the
19163 relevant declspec, instead of the global input_location.
19164 * c-parser.c (c_parser_parameter_declaration): Pass the precise
19165 virtual location of the declspec to the declspecs-setters.
19166 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
19169 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
19171 * configure.ac: Stack protector enabling for Android targets.
19172 * configure: Regenerate.
19174 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
19176 * ira.c (pseudo_move_insn): Delete.
19177 (find_moveable_pseudos): Don't set it.
19178 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
19179 the definitions of the original pseudo. Delete all of them.
19181 2012-05-16 Olivier Hainque <hainque@adacore.com>
19183 * config/rs6000/rs6000-opts.h (enum processor_type): Add
19185 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
19186 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
19187 * config/rs6000/8540.md: indicate that the units/patterns apply to
19190 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
19191 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
19192 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
19193 related flags, check that what is queried is supported by the selected
19194 configuration. Rework the single/double_float and MASK_STRING resets to
19195 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
19196 costs for PROCESSOR_PPC8548 as well.
19197 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
19198 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
19199 statement instead of a sequence of ifs.
19201 * config/rs6000/rs6000.h (TARGET_E500): Remove.
19202 (TARGET_NO_LWSYNC): Adjust accordingly.
19203 * config/rs6000/e500.h (TARGET_E500): Remove.
19204 (CHECK_E500_OPTIONS): Adjust accordingly.
19205 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
19206 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
19207 * config/rs6000/linuxspe.h: Likewise.
19208 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
19209 superfluous comments.
19210 * config/rs6000/e500-double.h: Remove.
19212 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
19213 default to with_cpu=8548 if --enable-e500-double, and to 8540
19215 (set misc flags section): For powerpc*|rs6000*, remove inclusion
19216 of e500-double.h for --enable-e500-double.
19218 2012-05-16 Olivier Hainque <hainque@adacore.com>
19220 * Makefile.in (s-header-vars): Resort to -n instead of trailing
19221 -e d in sed invocation.
19223 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
19225 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
19227 * doc/tm.texi: Regenerate.
19229 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
19231 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
19233 2012-05-15 Jakub Jelinek <jakub@redhat.com>
19236 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
19237 that operands[2] is either immediate, or q_regs_operand.
19239 2012-05-15 Richard Guenther <rguenther@suse.de>
19241 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
19242 (assemble_thunk): Likewise. Manually rename and register
19243 function arguments.
19245 2012-05-15 Richard Guenther <rguenther@suse.de>
19247 PR tree-optimization/53355
19248 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
19251 2012-05-15 Tristan Gingold <gingold@adacore.com>
19253 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
19255 2012-05-15 Richard Guenther <rguenther@suse.de>
19257 * gimple.c (gimple_set_modified): Move ...
19258 * gimple.h (gimple_set_modified): ... here.
19260 2012-05-15 Tristan Gingold <gingold@adacore.com>
19262 * ira-color.c (move_spill_restore): Add a guard.
19264 2012-05-15 Tristan Gingold <gingold@adacore.com>
19266 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
19269 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
19271 * gimplify.c (gimplify_init_constructor): Do a block move for very
19272 small objects as well.
19274 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
19276 * ira.c (find_moveable_pseudos): Skip registers whose
19277 DF_REG_EQ_USE_COUNT is nonzero.
19279 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19281 * doc/md.texi (fma): Define to only be applicable for single rounding.
19283 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
19286 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
19287 generate target register for "load" class builtins.
19290 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
19293 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
19294 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
19295 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
19296 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
19297 (<sse>_movu<ssemodesuffix>): New expander.
19298 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
19299 (avx_movdqu<avxmodesuffix>): New expander.
19300 (*sse2_movdqu): Rename from sse2_movdqu.
19301 (sse2_movdqu): New expander.
19303 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
19306 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
19307 (canonicalize_perm): ... new function.
19308 (expand_vec_perm_2vperm2f128_vshuf): New function.
19309 (ix86_expand_vec_perm_const_1): Call it.
19311 2012-05-14 Andrew Pinski <apinski@cavium.com>
19312 H.J. Lu <hongjiu.lu@intel.com>
19313 Jakub Jelinek <jakub@redhat.com>
19316 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
19319 2012-05-14 Jakub Jelinek <jakub@redhat.com>
19321 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
19322 lineno 1 the same as lineno 0 before first start file directive.
19323 (optimize_macinfo_range): Likewise.
19325 * dwarf2out.c (have_macinfo): Define.
19326 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
19327 attribute, don't force empty compilation unit and don't emit any
19328 .debug_macinfo/.debug_macro section if macinfo_table is empty.
19330 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
19333 * config/avr/avr.c (avr_const_address_lo16): Remove.
19334 (avr_assemble_integer): Print ".byte lo8(x)",
19335 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
19336 .warning if 3-byte address is assembled.
19337 * doc/extend.texi (AVR Named Address Spaces): Document that
19338 binutils 2.23 is needed to assemble 3-byte addresses.
19340 2012-05-14 Richard Guenther <rguenther@suse.de>
19342 * tree-vect-data-refs.c (vect_setup_realignment): Remove
19343 call to mark_symbols_for_renaming.
19344 (vect_permute_load_chain): Likewise.
19345 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
19346 instead of calling mark_symbols_for_renaming.
19347 * tree-vect-stmts.c (read_vector_array): Remove call to
19348 mark_symbols_for_renaming.
19349 (write_vector_array): Likewise.
19350 (vectorizable_call): Likewise.
19351 (vectorizable_store): Likewise.
19352 (vectorizable_load): Likewise.
19353 * matrix-reorg.c (transform_allocation_sites): Likewise.
19354 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
19355 (create_expression_by_pieces): Likewise.
19357 2012-05-14 Richard Guenther <rguenther@suse.de>
19359 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
19360 of statements for renaming.
19361 (force_gimple_operand_1): Likewise, consistently for both
19362 calls to force_gimple_operand and force_gimple_operand_gsi.
19364 2012-05-14 Richard Guenther <rguenther@suse.de>
19366 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
19367 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
19369 (expand_omp_for): Likewise.
19370 (expand_omp_for_generic): Adjust conditional add to referenced vars.
19371 Use make_rename_temp for temporaries that should be rewritten into
19373 (expand_omp_for_static_nochunk): Likewise.
19374 (expand_omp_atomic_pipeline): Likewise.
19376 2012-05-14 Richard Guenther <rguenther@suse.de>
19378 PR tree-optimization/53331
19379 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
19381 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
19383 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
19386 * doc/options.texi: (LangEnabledBy): Document it.
19387 * optc-gen.awk: Handle LangEnabledBy.
19388 * opth-gen.awk: Generate declaration for lang-specific functions.
19389 * opt-read.awk: Record lang numbers.
19390 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
19391 (lang_sanitized_name): New.
19393 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
19395 * attribs.c (decl_attributes): Avoid emitting a warning if
19396 ATTR_FLAG_BUILT_IN.
19397 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
19398 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
19399 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
19400 define a string "1".
19401 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
19402 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
19403 BUILT_IN_STRCPY): Use it for these functions.
19404 * postreload.c (reload_combine): Deal with SETs inside
19405 CALL_INSN_FUNCTION_USAGE.
19406 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
19407 Look for REG_RETURNED notes and use a cheap restore if possible.
19408 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
19409 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
19410 * ira-build.c (ira_create_allocno, create_cap_allocno,
19411 propagate_allocno_info, propagate_some_info_from_allocno,
19412 copy_info_to_removed_store_destination, ira_flattening): Handle it.
19413 * ira-lives.c (pseudo_regno_single_word_and_live_p,
19414 find_call_crossed_cheap_reg): New static functions.
19415 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
19416 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
19417 a REG_RETURNED note in that case.
19418 * ira.c (setup_reg_renumber): Change assert to allow cases where
19419 allocnos only cross calls for which they are cheap to restore.
19420 * ira-costs.c (ira_tune_allocno_costs): Compare
19421 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
19423 * reg-notes.def (REG_RETURNED): New note.
19424 * cse.c (cse_insn): Likewise.
19425 * sched-deps.c (sched_analyze_insn): Likewise.
19426 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
19427 * calls.c (decl_return_flags): New static function.
19428 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
19429 functions that return one of their arguments.
19430 * regcprop.c (struct kill_set_value_data): New.
19431 (kill_set_value): Interpret data as a pointer to such a struct.
19432 Do nothing if the caller wants the register to be ignored.
19433 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
19435 2012-05-14 Richard Guenther <rguenther@suse.de>
19437 PR tree-optimization/53340
19438 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
19440 2012-05-14 Richard Guenther <rguenther@suse.de>
19442 * gimplify.c (gimplify_expr): Remove odd code.
19444 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
19446 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
19447 into a PLUS_EXPR byte offset.
19449 * tree-ssa-pre.c (can_value_number_call): Delete.
19450 (compute_avail): Skip all statements with side effects.
19451 <GIMPLE_CALL>: Skip calls to internal functions.
19453 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
19455 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
19457 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
19459 * common.opt (Wtype-limits): Use EnabledBy.
19461 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
19463 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
19464 (pushtf splitter): Ditto.
19466 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
19467 (<code>tf2): Enable for TARGET_SSE.
19468 (*absnegtf2_sse): Ditto.
19469 (copysign<mode>3): Enable TFmode for TARGET_SSE.
19470 (copysign<mode>3_const): Ditto.
19471 (copysign<mode>3_var): Ditto.
19472 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
19473 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
19474 (*<code>tf3): Ditto.
19475 * config/i386/i386.c (struct builtin_description bdesc_args)
19476 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
19477 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
19478 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
19479 Emit a normal call if SSE isn't available.
19481 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
19483 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
19484 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
19485 (<code><mode>3): Ditto.
19486 (*andnot<mode>3): Ditto.
19487 (*andnottf3): Ditto.
19488 (*<code><mode>3): Ditto.
19489 (<code>tf3): Ditto.
19491 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
19493 * optc-gen.awk: Error instead of warning for conflicting help.
19495 2012-05-12 Jason Merrill <jason@redhat.com>
19498 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
19501 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
19503 * function.c (requires_stack_frame_p): If the function can throw
19504 non-call exceptions, return true if the insn can throw internally.
19506 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
19508 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
19510 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
19512 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
19513 ORDERED and UNORDERED conditions.
19515 2012-05-11 Richard Guenther <rguenther@suse.de>
19517 * tree-flow.h (referenced_var_check_and_insert): Remove.
19518 (find_new_referenced_vars): Likewise.
19519 * tree-dfa.c (referenced_var_check_and_insert): Make static.
19520 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
19521 * tree-inline.c (copy_bb): Use find_referenced_vars_in
19522 instead of find_new_referenced_vars.
19523 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
19525 2012-05-11 Richard Guenther <rguenther@suse.de>
19527 * tree-pass.h (pass_rest_of_compilation,
19528 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
19530 * passes.c (pass_all_optimizations, pass_postreload,
19531 pass_all_early_optimizations): Make static.
19532 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
19533 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
19534 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
19535 (delete_tree_ssa): Do not call fini_phinodes.
19536 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
19538 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
19541 * doc/options.texi (EnabledBy): Document
19542 * opts.c: Include opts.h and options.h before tm.h.
19543 (finish_options): Do not handle some sub-options here...
19544 (common_handle_option): ... instead call common_handle_option_auto
19546 * optc-gen.awk: Handle EnabledBy.
19547 * opth-gen.awk: Declare common_handle_option_auto.
19548 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
19549 (Wmaybe-uninitialized): Likewise.
19550 (Wunused-but-set-variable): Likewise.
19551 (Wunused-function): Likewise.
19552 (Wunused-label): Likewise.
19553 (Wunused-value): Likewise.
19554 (Wunused-variable): Likewise.
19555 * opt-read.awk: Create opt_numbers array.
19557 2012-05-11 Richard Guenther <rguenther@suse.de>
19559 PR tree-optimization/53295
19560 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
19562 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
19563 strides when analyzing data-references in a loop context.
19564 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
19565 non-constant strides for now.
19566 (vect_enhance_data_refs_alignment): Ignore data references
19567 that are strided loads.
19568 (vect_analyze_data_ref_access): Handle non-constant strides.
19569 (vect_check_strided_load): Verify the data-reference is a load.
19570 (vect_analyze_data_refs): Restructure to make strided load
19571 support not dependent on gather support.
19572 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
19573 when doing strided or gather loads.
19574 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
19575 integer_zerop to compare stride with zero.
19577 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
19579 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
19581 2012-05-11 Jan Hubicka <jh@suse.cz>
19584 * varpool.c (varpool_assemble_decl): Also output constat pool entries
19585 that output_constant_pool missed.
19587 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
19589 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
19590 MULTILIB_EXTRA_OPTS.
19592 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
19595 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
19597 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
19599 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
19600 optimization for TARGET_AVX.
19601 (*movti_internal_sse): Ditto.
19602 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
19603 (*movdi_internal): Ditto.
19604 (*movsi_internal): Ditto.
19605 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
19606 (*movdf_internal_rex64): Ditto.
19607 (*movfd_internal): Ditto.
19608 (*movsf_internal): Ditto.
19609 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
19611 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
19613 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
19614 reference as size attribute.
19616 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
19617 Tristan Gingold <gingold@adacore.com>
19619 * doc/md.texi (Standard Names): Document probe_stack_address.
19620 * explow.c (emit_stack_probe): Handle probe_stack_address.
19621 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
19622 (UNSPECV_PROBE_STACK_RANGE): Likewise.
19623 (probe_stack_address): New insn.
19624 (probe_stack_range): Likewise.
19625 * config/ia64/ia64.c: Include common/common-target.h.
19626 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
19627 checking is enabled.
19628 (ia64_emit_probe_stack_range): New function.
19629 (output_probe_stack_range): Likewise.
19630 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
19631 builtin stack checking is enabled.
19632 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
19633 and UNSPECV_PROBE_STACK_ADDRESS.
19634 (unknown_for_bundling_p): New predicate.
19635 (group_barrier_needed): Use important_for_bundling_p.
19636 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
19637 (issue_nops_and_insn): Likewise.
19638 (bundling): Likewise.
19639 (final_emit_insn_group_barriers): Likewise.
19640 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
19641 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
19642 (STACK_CHECK_PROTECT): Likewise.
19643 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19645 2012-05-10 Jan Hubicka <jh@suse.cz>
19647 * ipa-inline.c (update_all_callee_keys): Remove.
19648 (inline_small_functions): Simplify priority updating.
19650 2012-05-10 Jan Hubicka <jh@suse.cz>
19652 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
19654 2012-05-10 Jan Hubicka <jh@suse.cz>
19656 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
19657 (symtab_remove_unreachable_nodes): ... this one.
19658 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
19659 * cgraphunit.c (ipa_passes): Update.
19660 * cgraphclones.c (cgraph_materialize_all_clones): Update.
19661 * cgraph.c (cgraph_release_function_body): Only turn initial
19662 into error mark when initial was previously set.
19663 * ipa-inline.c (ipa_inline): Update.
19664 * ipa.c: Include ipa-inline.h
19665 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
19666 (enqueue_node): New function.
19667 (process_references): Update.
19668 (symtab_remove_unreachable_nodes): Cleanup.
19669 * passes.c (execute_todo, execute_one_pass): Update.
19671 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
19673 PR rtl-optimization/53125
19674 * ira.c (ira): Call find_moveable_pseudos and
19675 move_unallocated_pseudos if only ira_conflicts_p is true.
19677 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
19679 * config/i386/i386.md (*movoi_internal_avx): Handle
19680 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
19681 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
19682 (*movti_internal_sse): Ditto.
19683 (*movtf_internal): Ditto.
19684 * config/i386/sse.md (ssePSmode): New mode attribute.
19685 (*move<mode>_internal): Use ssePSmode.
19686 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
19687 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
19688 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
19689 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
19691 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
19693 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
19694 DECL_ORIGINAL_TYPE if it is present.
19696 2012-05-10 Nick Clifton <nickc@redhat.com>
19699 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
19700 a "0" constraint to being a (match_dup 0).
19702 2012-05-10 Richard Guenther <rguenther@suse.de>
19704 * stor-layout.c (byte_from_pos): Amend comment.
19706 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19708 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
19709 Document requirement to call in constructors.
19711 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
19713 2012-05-10 Richard Guenther <rguenther@suse.de>
19715 * tree.h (TYPE_IS_SIZETYPE): Remove.
19716 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
19717 (extract_muldiv_1): Likewise.
19718 * gimple.c (gtc_visit): Likewise.
19719 (gimple_types_compatible_p): Likewise.
19720 (iterative_hash_canonical_type): Likewise.
19721 (gimple_canonical_types_compatible_p): Likewise.
19722 * gimplify.c (gimplify_one_sizepos): Likewise.
19723 * print-tree.c (print_node): Likewise.
19724 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
19726 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
19729 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
19730 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
19731 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
19732 instead of xop_mulv2div2di3_low.
19733 (xop_p<macs>dql): Fix vec_select selector.
19734 (xop_p<macs>dqh): Ditto.
19735 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
19736 (xop_mulv2div2di3_high): Ditto.
19738 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
19741 * diagnostic.h (diagnostic_context): Add last_location.
19742 * diagnostic.c (diagnostic_initialize): Initialize it.
19743 (diagnostic_show_locus): Use it.
19745 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
19747 * doc/extend.texi (Function Attributes): Point xref to section
19750 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
19752 * config/i386/i386.c (*movdf_internal_rex64): Remove
19753 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
19754 Calculate "mode" attribute according to
19755 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
19756 (*movdf_internal): Ditto.
19758 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
19761 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
19762 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
19763 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
19764 or when optimizing for size.
19765 * config/i386/sse.md (*mov<mode>_internal): Remove
19766 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
19767 Calculate "mode" attribute according to optimize_function_for_size_p
19768 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
19769 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
19770 depending on the mode of the instruction. Calculate "mode" attribute
19771 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
19772 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
19773 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
19775 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
19778 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
19779 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
19780 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
19781 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
19782 (expand_prologue): Move initialization of cfun->machine->is_naked,
19783 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
19784 (avr_set_current_function): ...this new static function.
19785 (TARGET_SET_CURRENT_FUNCTION): New define.
19786 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
19787 checking attributes of current_function_decl.
19788 (avr_regs_to_save): Ditto.
19789 (signal_function_p): Rename to avr_signal_function_p.
19790 (interrupt_function_p): Rename to avr_interrupt_function_p.
19792 * doc/extend.texi (Function Attributes): Better explanation of
19793 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
19794 alphabetical order.
19796 2012-05-09 Michael Matz <matz@suse.de>
19798 PR tree-optimization/53185
19799 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
19800 peeling when we see strided loads.
19802 2012-05-09 Matthias Klose <doko@ubuntu.com>
19804 * gcc-ar.c (main): Don't check for execute bits for the plugin.
19806 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
19808 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
19809 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
19810 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
19811 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
19812 (USE_LOAD_POST_INCREMENT): Define.
19813 (USE_LOAD_PRE_INCREMENT): Define.
19814 (USE_LOAD_POST_DECREMENT): Define.
19815 (USE_LOAD_PRE_DECREMENT): Define.
19816 (USE_STORE_PRE_DECREMENT): Define.
19817 (USE_STORE_PRE_INCREMENT): Define.
19818 (USE_STORE_POST_DECREMENT): Define.
19819 (USE_STORE_POST_INCREMENT): Define.
19820 (arm_auto_incmodes): Add enumeration.
19821 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
19822 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
19824 2012-05-09 Jakub Jelinek <jakub@redhat.com>
19826 PR tree-optimization/53226
19827 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
19828 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
19829 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
19830 doesn't need to be revisited, look for earliest stmt with
19831 !gimple_plf (stmt, GF_PLF_1) if something changed.
19833 2012-05-09 Terry Guo <terry.guo@arm.com>
19835 * genmultilib: Update copyright dates.
19836 * doc/fragments.texi: Ditto.
19838 2012-05-09 Terry Guo <terry.guo@arm.com>
19840 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
19841 * genmultilib (MULTILIB_REQUIRED): New.
19842 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
19844 2012-05-09 Richard Guenther <rguenther@suse.de>
19846 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
19847 (vect_do_peeling_for_loop_bound): Likewise.
19848 (vect_do_peeling_for_alignment): Likewise.
19849 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
19850 (vect_do_peeling_for_loop_bound): Get check_profitability and
19851 threshold as parameters.
19852 (vect_do_peeling_for_alignment): Likewise.
19853 (vect_loop_versioning): Likewise.
19854 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
19855 and threshold here. Control where to put the check here.
19857 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
19859 PR middle-end/53249
19860 * dwarf2out.h (get_address_mode): Move declaration to...
19862 * dwarf2out.c (get_address_mode): Move definition to...
19863 * rtlanal.c: ...here.
19864 * var-tracking.c (get_address_mode): Delete.
19865 * combine.c (find_split_point): Use get_address_mode instead of
19866 targetm.addr_space.address_mode.
19867 * cselib.c (cselib_record_sets): Likewise.
19868 * dse.c (canon_address, record_store): Likewise.
19869 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
19870 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
19871 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
19872 (expand_expr_real_1): Likewise.
19873 * ifcvt.c (noce_try_cmove_arith): Likewise.
19874 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
19875 * reload.c (find_reloads): Likewise.
19876 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
19877 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
19879 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
19881 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
19882 information from the instruction produced.
19884 2012-05-09 Richard Guenther <rguenther@suse.de>
19886 * stor-layout.c (bit_from_pos): Document.
19887 (byte_from_pos): Likewise. Optimize.
19888 (pos_from_bit): Likewise.
19889 (normalize_offset): Use pos_from_bit instead of replicating it.
19891 2012-05-09 Alan Modra <amodra@gmail.com>
19894 * config/rs6000/rs6000.c (gen_frame_set): New function.
19895 (gen_frame_load, gen_frame_store): New functions.
19896 (rs6000_savres_rtx): Use the above.
19897 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
19898 Correct mode used for CR2 in save/restore_world patterns.
19899 Don't emit instructions for eh_return frame unwind reg info.
19901 2012-05-08 Jan Hubicka <jh@suse.cz>
19903 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
19905 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
19907 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
19909 (compile_file): Do not output variables.
19910 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
19912 * langhooks.c: Include timevar.h
19913 (write_global_declarations): Finalize compilation unit after wrapup;
19914 set timevars correctly.
19915 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
19916 not to be added to varpool.
19917 * varpool.c (varpool_assemble_decl): Sanity check that we are called
19918 only on cases where it makes sense; skip constant pool and value expr
19921 2012-05-08 David S. Miller <davem@davemloft.net>
19923 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
19924 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
19925 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
19927 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
19929 PR rtl-optimization/53278
19930 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
19931 speed_p code from earlier patch.
19933 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19936 * config/sh/sh.md (*branch_true, *branch_false): New insns.
19938 2012-05-08 Teresa Johnson <tejohnson@google.com>
19940 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
19941 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
19943 2012-05-08 Jan Hubicka <jh@suse.cz>
19945 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
19946 (cgraph_create_node_1): Rename to ...
19947 (cgraph_create_empty_node): ... this one; export.
19948 (cgraph_create_node): Update.
19949 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
19950 (cgraph_create_edge_including_clones): Likewise.
19951 (cgraph_find_replacement_node): Likewise.
19952 (cgraph_clone_edge): Likewise.
19953 (cgraph_clone_node): Likewise.
19954 (clone_function_name): Likewise.
19955 (cgraph_create_virtual_clone): Likewise.
19956 (cgraph_remove_node_and_inline_clones): Likewise.
19957 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
19958 * cgraph.h: Reorder declarations so they match file of origin.
19959 (cgraph_create_empty_node): Declare.
19960 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
19961 (cgraph_copy_node_for_versioning): Likewise.
19962 (cgraph_function_versioning): Likewise.
19963 (cgraph_materialize_clone): Likewise.
19964 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
19965 (cgraph_materialize_all_clones): Likewise.
19966 * cgraphclones.c: New file.
19967 * Makefile.in: Update for cgraphclones.
19969 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
19972 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
19973 (ix86_rtx_costs): Handle SET.
19975 2012-05-08 Michael Matz <matz@suse.de>
19977 * basic-block.h (struct rtl_bb_info): Remove visited member and
19978 move head_ member to ...
19979 (struct basic_block_def.basic_block_il_dependent): ... the new
19980 member x, replacing but containing old member rtl.
19981 (enum bb_flags): New BB_VISITED flag.
19982 (BB_HEADER, BB_FOOTER): New macros.
19984 * jump.c (mark_all_labels): Adjust.
19985 * cfgcleanup.c (try_optimize_cfg): Adjust.
19986 * cfglayout.c (record_effective_endpoints): Adjust.
19987 (relink_block_chain): Ditto (and don't fiddle with visited).
19988 (fixup_reorder_chain): Adjust.
19989 (fixup_fallthru_exit_predecessor): Ditto.
19990 (cfg_layout_duplicate_bb): Ditto.
19991 * combine.c (update_cfg_for_uncondjump): Adjust.
19992 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
19993 (bb_visited_trace): New accessor.
19994 (mark_bb_visited): Move in front.
19995 (rotate_loop): Use bb_visited_trace.
19996 (find_traces_1_round): Ditto.
19997 (emit_barrier_after): Ditto.
19998 (copy_bb): Ditto, and initialize visited on resize.
19999 (reorder_basic_blocks): Initize visited member.
20000 (duplicate_computed_gotos): Clear bb flags at start, use
20003 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
20004 (rtl_verify_flow_info_1): Ditto.
20005 (cfg_layout_split_block): Ditto.
20006 (cfg_layout_delete_block): Ditto.
20007 (cfg_layout_merge_blocks): Ditto.
20008 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
20010 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
20013 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
20014 when a constant source operand matches an "I" constraint, the "no
20015 CC0 change" applies to a register-destination only, not a
20016 strict_low_part-destination.
20018 2012-05-08 Richard Guenther <rguenther@suse.de>
20020 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
20021 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
20023 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
20025 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
20027 * doc/avr-mmcu.texi: New auto-generated file.
20028 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
20029 to document all valid -mmcu= arguments.
20031 * config/avr/avr.h (arch_info_s): New struct definition.
20032 * config/avr/avr-devices.c (avr_texinfo): New variable.
20033 * config/avr/gen-avr-mmcu-texi.c: New file.
20034 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
20036 2012-05-08 Dehao Chen <dehao@google.com>
20038 * predict.c (find_qualified_ssa_name): New.
20039 (find_ssa_name_in_expr): New.
20040 (find_ssa_name_in_assign_stmt): New.
20041 (is_comparison_with_loop_invariant_p): New.
20042 (is_bound_expr_similar): New.
20043 (predict_iv_comparison): New.
20044 (predict_loops): Add heuristic for loop-nested branches that compare an
20045 induction variable to a loop bound variable.
20046 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
20048 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
20050 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
20051 TARGET_BDVER2 defines where appropriate.
20053 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
20055 * configure.ac (PLUGIN_LD): Rename into...
20056 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
20057 * config.in: Regenerate.
20058 * configure: Likewise.
20059 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
20061 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
20063 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
20064 computation using the precision of the index type.
20065 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
20066 (fold_array_ctor_reference): Do index computations in the index type.
20068 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
20070 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
20071 down to plus_constant.
20072 (expand_epilogue): Ditto.
20074 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20076 * postreload.c (reload_cse_regs): Make static.
20077 * reload.h (reload_cse_regs): Remove prototype.
20079 2012-05-07 Richard Henderson <rth@redhat.com>
20081 * config/alpha/alpha.md (clear_cache): New pattern.
20083 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20085 PR middle-end/53245
20086 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
20087 is folded to a type boundary value, verify that the resulting case
20088 label is still a care range.
20090 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
20092 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
20093 only for TARGET_GENERIC, when not optimizing for size.
20094 (*ffs<mode>_1): Ditto.
20096 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20098 * tree-cfg.c (verify_gimple_switch): Tighten checks.
20100 2012-05-07 Jakub Jelinek <jakub@redhat.com>
20102 PR tree-optimization/53239
20103 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
20104 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
20106 2012-05-07 Richard Guenther <rguenther@suse.de>
20108 PR tree-optimization/53195
20109 * tree-inline.c (setup_one_parameter): Properly add referenced
20110 vars from the parameters new known value.
20112 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20114 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
20115 (sched_branch_type): Remove.
20116 (m68k_sched_md_init_global): Don't allocate it.
20117 (m68k_sched_md_finish_global): Don't free it.
20118 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
20119 * config/m68k/m68k.md: Set the type of insns using
20120 m68k_sched_branch_type to bcc directly.
20122 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20124 * config/sol2.c (solaris_override_options): New function.
20125 * config/sol2-protos.h (solaris_override_options): Declare.
20126 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20128 2012-05-07 Richard Guenther <rguenther@suse.de>
20130 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
20131 whether we failed to compute data dependences.
20132 (loop_prefetch_arrays): Fail if we failed.
20134 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
20135 Paolo Bonzini <bonzini@gnu.org>
20137 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
20138 Emit bsf when optimizing for size.
20139 (*ffs<mode>_1): Ditto.
20141 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
20144 * config/sh/sh.c (sh_rtx_costs): Handle SET.
20146 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
20149 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
20150 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
20151 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
20153 (*bswapdi2_doubleword): New insn pattern.
20154 (*bswap<mode>2): Rename from *bswap<mode>2_1.
20156 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
20158 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
20159 (mips_set_reg_reg_cost): Likewise.
20160 (mips_rtx_costs): Handle SET.
20162 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
20164 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
20165 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
20166 to compute the cost of moves. Set the mode of the target register.
20168 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
20170 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
20171 plus_constant function.
20172 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
20173 that the mode is sensible.
20174 (use_anchored_address, round_push, allocate_dynamic_stack_space)
20175 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
20178 * alias.c (canon_rtx): Likewise.
20179 (init_alias_analysis): Likewise.
20180 * builtins.c (expand_builtin_return_addr)
20181 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
20182 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
20183 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
20184 (expand_builtin_stpcpy): Likewise.
20185 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
20186 (compute_argument_addresses, internal_arg_pointer_based_exp)
20187 (expand_call, emit_library_call_value_1): Likewise.
20188 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
20189 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
20190 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
20191 * cse.c (insert_const_anchor, find_reg_offset_for_const)
20192 (use_related_value, fold_rtx): Likewise.
20193 * cselib.c (cselib_subst_to_values): Likewise.
20194 * dse.c (record_store, check_mem_read_rtx): Likewise.
20195 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
20196 * emit-rtl.c (adjust_address_1): Likewise.
20197 * except.c (sjlj_emit_function_enter)
20198 (expand_builtin_extract_return_addr)
20199 (expand_builtin_frob_return_addr): Likewise.
20200 * expmed.c (expand_divmod): Likewise.
20201 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
20202 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
20203 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
20204 * function.c (assign_stack_local_1)
20205 (instantiate_virtual_regs_in_rtx): Likewise.
20206 * optabs.c (prepare_cmp_insn): Likewise.
20207 * recog.c (offsettable_address_addr_space_p): Likewise.
20208 * reload.c (find_reloads_address, form_sum)
20209 (find_reloads_subreg_address): Likewise.
20210 * reload1.c (init_reload, eliminate_regs_1)
20211 (eliminate_regs_in_insn): Likewise.
20212 * simplify-rtx.c (simplify_unary_operation_1)
20213 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
20214 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
20215 (vt_add_function_parameter): Likewise.
20217 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
20218 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
20219 * config/alpha/alpha.c (alpha_legitimize_address_1)
20220 (get_unaligned_address, alpha_expand_unaligned_load)
20221 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
20222 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
20223 (alpha_expand_builtin_establish_vms_condition_handler)
20224 (alpha_setup_incoming_varargs, emit_frame_store_1)
20225 (alpha_expand_prologue, alpha_expand_epilogue)
20226 (alpha_use_linkage): Likewise.
20227 * config/alpha/alpha.md: Likewise.
20229 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
20230 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
20231 (thumb_legitimize_address, arm_gen_load_multiple_1)
20232 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
20233 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
20234 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
20235 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
20236 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
20237 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
20238 (thumb_expand_movmemqi, arm_set_return_address)
20239 (thumb_set_return_address): Likewise.
20240 * config/arm/arm.md: Likewise.
20242 * config/avr/avr.c (avr_incoming_return_addr_rtx)
20243 (avr_prologue_setup_frame, expand_epilogue)
20244 (avr_const_address_lo16): Likewise.
20246 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
20247 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
20248 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
20249 (bfin_output_mi_thunk): Likewise.
20251 * config/c6x/c6x.c (c6x_initialize_trampoline)
20252 (c6x_output_mi_thunk): Likewise.
20254 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
20255 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
20257 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
20258 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
20259 (cris_emit_movem_store, cris_trampoline_init): Likewise.
20260 * config/cris/cris.md: Likewise.
20262 * config/darwin.c (machopic_indirect_data_reference)
20263 (machopic_legitimize_pic_address): Likewise.
20265 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
20266 (epiphany_expand_prologue, epiphany_expand_epilogue)
20267 (epiphany_trampoline_init): Likewise.
20268 * config/epiphany/epiphany.md: Likewise.
20270 * config/fr30/fr30.c (fr30_move_double): Likewise.
20272 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
20273 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
20274 (frv_index_memory, unspec_got_name, frv_find_base_term)
20275 (frv_output_dwarf_dtprel): Likewise.
20277 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
20278 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
20280 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
20281 * config/i386/i386.c (setup_incoming_varargs_64)
20282 (setup_incoming_varargs_ms_64, choose_baseaddr)
20283 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
20284 (ix86_emit_probe_stack_range, ix86_expand_prologue)
20285 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
20286 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
20287 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
20288 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
20289 (x86_output_mi_thunk): Likewise.
20290 * config/i386/i386.md: Likewise.
20292 * config/ia64/ia64.c (ia64_expand_load_address)
20293 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
20294 (do_spill, ia64_trampoline_init): Likewise.
20296 * config/iq2000/iq2000.c (iq2000_va_start)
20297 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
20298 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
20299 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
20301 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
20303 * config/m32c/m32c.c (m32c_return_addr_rtx)
20304 (m32c_expand_insv): Likewise.
20306 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
20307 (m32r_legitimize_pic_address, m32r_print_operand)
20308 (m32r_print_operand_address): Likewise.
20310 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
20311 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
20312 (EH_RETURN_HANDLER_RTX): Likewise.
20313 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
20314 (m68k_expand_epilogue, legitimize_pic_address)
20315 (m68k_output_mi_thunk): Likewise.
20316 * config/m68k/m68k.md: Likewise.
20318 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
20319 (mcore_expand_epilog): Likewise.
20320 * config/mcore/mcore.md: Likewise.
20322 * config/mep/mep.c (mep_allocate_initial_value)
20323 (mep_expand_prologue, mep_expand_epilogue): Likewise.
20325 * config/microblaze/microblaze.c (double_memory_operand)
20326 (microblaze_block_move_loop): Likewise.
20328 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
20329 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
20330 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
20331 (mips_expand_prologue, mips_epilogue_set_cfa)
20332 (mips_expand_epilogue): Likewise.
20333 * config/mips/mips.md: Likewise.
20335 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
20336 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
20338 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
20339 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
20341 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
20342 (EH_RETURN_HANDLER_RTX): Likewise.
20343 * config/moxie/moxie.c (moxie_static_chain): Likewise.
20345 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
20346 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
20347 (pa_return_addr_rtx, hppa_builtin_saveregs)
20348 (pa_trampoline_init): Likewise.
20349 * config/pa/pa.md: Likewise.
20351 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
20353 * config/picochip/picochip.c (picochip_static_chain): Likewise.
20355 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
20356 * config/rs6000/rs6000.c (rs6000_legitimize_address)
20357 (setup_incoming_varargs, print_operand, rs6000_return_addr)
20358 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
20359 (rs6000_emit_epilogue)
20360 (rs6000_machopic_legitimize_pic_address): Likewise.
20362 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
20364 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
20365 (DYNAMIC_CHAIN_ADDRESS): Likewise.
20366 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
20367 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
20368 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
20369 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
20370 (s390_emit_epilogue, s390_function_profiler): Likewise.
20371 * config/s390/s390.md: Likewise.
20373 * config/score/score.c (score_add_offset, score_prologue): Likewise.
20375 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
20376 (sh_output_mi_thunk): Likewise.
20377 * config/sh/sh.md: Likewise.
20379 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
20380 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
20381 * config/sparc/sparc.c (sparc_legitimize_pic_address)
20382 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
20383 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
20384 (emit_and_preserve): Likewise.
20385 * config/sparc/sparc.md: Likewise.
20387 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
20388 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
20389 (spu_setup_incoming_varargs, ea_load_store_inline)
20390 (spu_expand_load): Likewise.
20392 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
20393 (combine_bnp): Likewise.
20395 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
20396 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
20397 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
20399 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
20400 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
20401 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
20403 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
20404 * config/v850/v850.md: Likewise.
20406 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
20407 (EH_RETURN_HANDLER_RTX): Likewise.
20408 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
20409 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
20410 (print_operand_address, vax_trampoline_init): Likewise.
20412 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
20413 (xtensa_function_value_regno_p): Likewise.
20415 2012-05-04 Andrew Pinski <apinski@cavium.com>
20417 * expr.c (get_def_for_expr_class): New function.
20418 (convert_tree_comp_to_rtx): New function.
20419 (expand_cond_expr_using_cmove): New function.
20420 (expand_expr_real_2 <case COND_EXPR>): Call
20421 expand_cond_expr_using_cmove first and return if it succeeds.
20422 Remove the check for HAVE_conditional_move since we should have
20423 already converted it to a conditional move.
20424 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
20425 modes of DImode for 32bits and TImode.
20427 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
20430 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
20431 (print_md_ptr_loc, print_c_condition): Use them.
20432 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
20433 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
20434 attr_file, dfa_file, latency_file): New global variables.
20435 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
20436 write_upcase, write_indent, write_length_unit_log, write_test_expr,
20437 write_attr_get, write_insn_cases, write_eligible_delay,
20438 write_const_num_delay_slots): Accept FILE pointer and toss it around.
20439 Update all callers.
20440 (write_header, open_outfile, handle_arg): New funcions.
20441 (make_automaton_attrs): Write prototypes as extern to the output
20443 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
20444 names from the command line. Open the output files and write out
20445 internal functions for DFA functions to dfa_file_name, insn latency
20446 functions to latency_file_name, and everything else to attr_file.
20447 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
20448 (BACKEND): Build libbackend first.
20449 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
20450 (.PRECIOUS): Likewise.
20451 (insn-dfatab.o): New rule.
20452 (insn-latencytab.o): New rule.
20453 (simple_rtl_generated_c): Do not include insn-attrtab.c.
20454 (s-attrtab): New rule.
20456 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
20458 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
20459 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
20460 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
20461 * reorg.c (get_jump_flags): Do not set the removed flags.
20463 * doc/md.texi (attr_flag): Update for abovementioned changes.
20465 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
20468 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
20469 (TARGET_CMOV): Rename from TARGET_CMOVE.
20470 (TARGET_CMOVE): New define.
20471 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
20472 Do not set TARGET_CMOVE here.
20474 2012-05-04 Dodji Seketeli <dodji@redhat.com>
20476 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
20477 * opts.c (finish_options): Activate -Wunused-local-typedefs if
20478 -Wunused is activated.
20479 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
20481 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20483 * config/s390/s390.md (*movmem_short, *clrmem_short)
20484 (*cmpmem_short): Move the mode check from the insn condition to
20487 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
20489 PR tree-optimization/52633
20490 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
20491 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
20492 (vect_recog_over_widening_pattern): Remove handling of code that was
20493 already detected as over-widening pattern. Remove special handling
20494 of "unsigned" cases. Instead, support general case of conversion
20495 of the shift result to another type.
20497 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
20499 * tree-vect-patterns.c (vect_single_imm_use): New function.
20500 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
20501 (vect_recog_over_widening_pattern): Likewise.
20502 (vect_recog_widen_shift_pattern): Likewise.
20504 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
20506 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
20507 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
20508 (vect_recog_widen_mult_pattern): Likewise.
20509 (vect_operation_fits_smaller_type): Likewise.
20510 (vect_recog_over_widening_pattern): Likewise.
20511 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
20513 2012-05-04 Richard Guenther <rguenther@suse.de>
20516 * lto-wrapper.c (merge_and_complain): Complain about mismatches
20517 of -freg-struct-return and -fpcc-struct-return.
20518 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
20519 from the input file options and ignore those from the link
20522 2012-05-04 Richard Guenther <rguenther@suse.de>
20524 PR tree-optimization/53168
20525 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
20526 memory reads when the result is a constant we can pun.
20528 2012-05-04 Richard Guenther <rguenther@suse.de>
20530 * common.opt (flto-report): Do not mark as Optimization.
20532 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
20535 * recog.c (constrain_operands): If extra constraints are present, also
20536 accept pseudo-registers with equivalent memory locations during reload.
20538 2012-05-04 Olivier Hainque <hainque@adacore.com>
20540 * collect2.c (may_unlink_output_file): New global.
20541 (maybe_unlink): Honor it.
20542 * collect2.h: Add extern for it.
20543 * tlink.c (do_tlink): Set it to true if the link succeeded.
20545 2012-05-04 Olivier Hainque <hainque@adacore.com>
20547 * gcc.c (eval_spec_function): Finalize/restore the current string
20548 obstack state as part of the context push/pop operations.
20550 2012-05-04 Bin Cheng <bin.cheng@arm.com>
20552 PR rtl-optimization/52804
20553 * reload1.c (reload_reg_reaches_end_p): Check whether successor
20554 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
20555 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
20556 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
20557 RELOAD_FOR_OUTADDR_ADDRESS.
20559 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
20562 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
20563 for macro expansion.
20565 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20567 * flags.h (flag_permissive): Do not declare.
20568 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
20570 * toplev.c (flag_permissive): Do not define.
20571 * c-tree.h (system_header_p): Delete unused.
20573 2012-05-03 David S. Miller <davem@davemloft.net>
20576 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
20577 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
20578 (sparc_emit_float_lib_cmp): Likewise.
20580 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
20583 * config/rs6000/rs6000.md (bswapdi splitters): If
20584 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
20585 default) is used, generate an alternate sequence that does not
20586 depend on using indexed addressing.
20588 2012-05-03 Jason Merrill <jason@redhat.com>
20590 * gengtype.c (write_types): Fix warning message.
20591 (write_local): Likewise.
20593 2012-05-02 Jason Merrill <jason@redhat.com>
20595 * dwarf2out.c (struct external_ref, build_local_stub): New.
20596 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
20597 (optimize_external_refs, optimize_external_refs_1): New.
20598 (change_AT_die_ref): New.
20599 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
20600 (build_abbrev_table): Take the external refs hashtable.
20601 (output_comp_unit): Get it from optimize_external_refs and pass it in.
20603 2012-05-03 Jan Hubicka <jh@suse.cz>
20605 PR middle-end/53093
20606 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
20608 2012-05-03 Jan Hubicka <jh@suse.cz>
20610 PR middle-end/53106
20611 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
20613 2012-05-03 Jason Merrill <jason@redhat.com>
20615 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
20616 use_debug_types to discriminate the die_id union.
20617 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
20618 (build_abbrev_table, output_die): Likewise.
20619 (prune_unused_types_walk_attribs): Likewise.
20620 (generate_type_signature, copy_declaration_context): Set it.
20621 (remove_child_or_replace_with_skeleton): Set it.
20622 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
20623 check use_debug_types.
20624 (dwarf2out_finish): Do break_out_includes after .debug_types.
20626 2012-05-03 Jason Merrill <jason@redhat.com>
20628 * dwarf2out.c (modified_type_die): Use scope_die_for.
20629 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
20630 (uses_local_type_r, uses_local_type): New.
20631 (scope_die_for): Keep a type that uses a local type in local scope.
20632 Use get_context_die for namespace and type scope.
20634 2012-05-03 Jason Merrill <jason@redhat.com>
20636 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
20638 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
20639 (dwarf2out_finish): Likewise.
20641 2012-05-03 Martin Jambor <mjambor@suse.cz>
20643 * builtins.c (get_object_alignment_1): Return whether we can determine
20644 the alignment or conservatively assume byte alignment. Return the
20645 alignment by reference. Use get_pointer_alignment_1 for dereference
20647 (get_pointer_alignment_1): Return whether we can determine the
20648 alignment or conservatively assume byte alignment. Return the
20649 alignment by reference. Use get_ptr_info_alignment to get SSA name
20651 (get_object_alignment): Update call to get_object_alignment_1.
20652 (get_object_or_type_alignment): Likewise, fall back to type alignment
20653 only when it returned false.
20654 (get_pointer_alignment): Update call to get_pointer_alignment_1.
20655 * fold-const.c (get_pointer_modulus_and_residue): Update call to
20656 get_object_alignment_1.
20657 * ipa-prop.c (ipa_modify_call_arguments): Update call to
20658 get_pointer_alignment_1.
20659 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
20660 of MEM_REF or TARGET_MEM_REF only when it returns false.
20661 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
20662 get_object_alignment_1.
20663 (ccp_finalize): Use set_ptr_info_alignment.
20664 * tree.h (get_object_alignment_1): Update declaration.
20665 (get_pointer_alignment_1): Likewise.
20666 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
20667 (dump_gimple_stmt): Likewise.
20668 * tree-flow.h (ptr_info_def): Updated comments of fields align and
20670 (get_ptr_info_alignment): Declared.
20671 (mark_ptr_info_alignment_unknown): Likewise.
20672 (set_ptr_info_alignment): Likewise.
20673 (adjust_ptr_info_misalignment): Likewise.
20674 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
20675 and set alignment of SSA names.
20676 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
20677 mark_ptr_info_alignment_unknown.
20678 * tree-ssanames.c (get_ptr_info_alignment): New function.
20679 (mark_ptr_info_alignment_unknown): Likewise.
20680 (set_ptr_info_alignment): Likewise.
20681 (adjust_ptr_info_misalignment): Likewise.
20682 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
20683 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
20685 (bump_vector_ptr): Likewise.
20686 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
20687 (vectorizable_store): Likewise.
20688 (vectorizable_load): Likewise.
20690 2012-05-03 Michael Matz <matz@suse.de>
20692 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
20693 in front of basic_block_def.
20694 (struct basic_block_def): Make il.gimple the full struct, not a
20696 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
20698 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
20699 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
20700 NULL il.gimple, which can't happen anymore.
20701 * gimple.h (bb_seq): il.gimple can't be NULL.
20702 (bb_seq_add): Ditto.
20703 (set_bb_seq): Adjust.
20704 (gsi_start_bb, gsi_last_bb): Tidy.
20705 * lto-streamer-in.c (make_new_block): Don't zero members that
20706 are zeroed already, don't allocate a gimple_bb_info.
20707 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
20708 (remove_bb): Clear all il.gimple members.
20709 (gimple_verify_flow_info): Adjust for flat il.gimple.
20710 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
20712 * coretypes.h (const_gimple_seq): Remove typedef.
20713 * gimple.h (gimple_seq_first): Take gimple_seq.
20714 (gimple_seq_first_stmt): Ditto.
20715 (gimple_seq_last): Ditto.
20716 (gimple_seq_last_stmt): Ditto.
20717 (gimple_seq_empty_p): Ditto.
20719 2012-05-03 Richard Guenther <rguenther@suse.de>
20721 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
20723 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
20724 (compute_avail): Do not add possibly trapping operations to
20725 EXP_GEN if they might not be executed in the block.
20727 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
20729 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
20731 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
20733 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
20734 information as early as possible. Update dominance info instead of
20737 2012-05-03 Richard Guenther <rguenther@suse.de>
20739 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
20740 (union_contains_value): Remove.
20741 (vro_valid_in_sets): Likewise.
20742 (op_valid_in_sets): New function.
20743 (valid_in_sets): Use op_valid_in_sets.
20744 (insert_into_preds_of_block): Move dumping ...
20745 (do_regular_insertion): ... here.
20746 (do_partial_partial_insertion): ... and here. Dump that
20747 we've found a partial partial redundancy.
20748 (insert): Dump the current insert iteration.
20750 2012-05-03 Jakub Jelinek <jakub@redhat.com>
20753 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
20754 append program name to it and pass that as first argument
20755 to make_relative_prefix. Always pass standard_libexec_prefix
20756 as last argument to make_relative_prefix. If
20757 make_relative_prefix returns NULL, fall back to
20758 standard_libexec_prefix.
20761 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
20765 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
20766 mode, return that mode.
20769 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
20770 define __ATOMIC_HLE_* macros here.
20771 (ix86_target_macros): But here, using cpp_define_formatted.
20773 2012-05-03 Richard Guenther <rguenther@suse.de>
20775 PR tree-optimization/53144
20776 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
20778 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
20779 with SSA name values.
20780 (vn_reference_lookup_3): Adjust callers.
20782 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
20784 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
20785 has_fma4 for AMD processors with both fma3 and fma4 support.
20787 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
20790 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
20793 2012-05-03 Michael Matz <matz@suse.de>
20796 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
20797 (dse_enter_block): Properly iterate the whole sequence even
20798 if the last statement was removed.
20800 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
20802 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
20803 unset flag_jump_tables.
20804 * stmt.c (expand_case): Remove special flag_pic case conditional
20805 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
20807 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
20809 * common/config/s390/s390-common.c (s390_option_optimization_table):
20810 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
20811 default when optimizing.
20813 2012-05-02 Martin Jambor <mjambor@suse.cz>
20816 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
20817 of a variable when the contect is a function.
20819 2012-05-02 Michael Matz <matz@suse.de>
20821 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
20822 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
20823 (const_gimple_seq_node): Remove.
20824 (gimple_seq_node): Typedef as gimple.
20825 (struct gimple_statement_base): Add next and prev members,
20826 adjust all WORD markers in using structs.
20827 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
20828 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
20829 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
20830 gimple are the same.
20831 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
20832 gimple_seq, adjust.
20833 (gimple_init_singleton): New function.
20834 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
20835 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
20836 (gsi_stmt): Adjust.
20837 (gsi_stmt_ptr): Remove.
20838 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
20840 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
20841 again, adjust for above changes.
20842 (update_call_edge_frequencies): Adjust for above changes.
20843 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
20844 (gsi_insert_seq_nodes_after): Ditto.
20845 (gsi_split_seq_after): Ditto.
20846 (gsi_set_stmt): Ditto.
20847 (gsi_split_seq_before): Ditto.
20848 (gsi_remove): Ditto.
20849 (gsi_insert_seq_before_without_update): Don't free sequence.
20850 (gsi_insert_seq_after_without_update): Ditto.
20851 (gsi_replace): Assert some more invariants.
20852 (gsi_insert_before_without_update, gsi_insert_after_without_update):
20854 (gsi_for_stmt): Don't search for stmt.
20855 (gsi_insert_on_edge_immediate): Tidy.
20857 * gimple.c (gimple_alloc_k): Remove "sequences".
20858 (gimple_seq_cache): Remove.
20859 (gimple_alloc_stat): Make stmt a singleton sequence.
20860 (gimple_seq_alloc, gimple_seq_free): Remove.
20861 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
20862 (gimple_copy): Ditto.
20863 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
20864 create iterator from correct sequence.
20865 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
20867 2012-05-02 Michael Matz <matz@suse.de>
20869 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
20871 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
20872 sequence, lazily allocate it.
20873 (bb_seq_addr): New function.
20874 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
20875 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
20876 (gsi_none): New function.
20877 (gsi_start_bb): Adjust.
20878 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
20879 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
20880 (gsi_last_bb): Adjust.
20882 * tree-flow-inline.h (phi_nodes_ptr): New function.
20884 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
20885 datastructure and interface change.
20886 (gsi_insert_seq_before_without_update): Ditto.
20887 (gsi_insert_seq_nodes_after): Ditto.
20888 (gsi_insert_seq_after_without_update): Ditto.
20889 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
20890 (gsi_split_seq_before): Ditto.
20891 (gsi_start_phis): Adjust.
20892 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
20893 (vect_transform_loop): Ditto.
20894 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
20895 gimple_seq_copy): Don't use gimple_seq_alloc.
20896 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
20897 (gimplify_seq_add_seq): Ditto.
20898 * lto-streamer-in.c (make_new_block): Ditto.
20899 * tree-cfg.c (create_bb): Ditto.
20900 * tree-sra.c (initialize_parameter_reductions): Ditto.
20902 2012-05-02 Michael Matz <matz@suse.de>
20904 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
20905 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
20906 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
20907 set_bb_seq): Move down to after gimple_statement_d definition.
20909 2012-05-02 Michael Matz <matz@suse.de>
20911 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
20912 gsi_replace_with_seq, instead of inserting itself.
20913 * gimple-iterator.c (gsi_replace_with_seq): New function.
20914 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
20915 iterator instead of statement, advance it.
20916 (ssa_forward_propagate_and_combine): Adjust call to above.
20918 2012-05-02 Michael Matz <matz@suse.de>
20920 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
20922 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
20923 * tree-nested.c (walk_gimple_omp_for): Ditto.
20924 * trans-mem.c (lower_transaction): Ditto.
20925 * tree-eh.c (do_return_redirection): Ditto.
20926 (do_goto_redirection): Ditto.
20927 (lower_try_finally_switch): Ditto.
20928 * gimplify.c (gimplify_stmt): Ditto.
20929 (gimplify_scan_omp_clauses): Ditto.
20930 (gimplify_omp_for): Ditto.
20931 (gimplify_function_tree): Ditto.
20932 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
20933 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
20934 (mf_build_check_statement_for): Ditto.
20935 (mx_register_decls): Ditto.
20936 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
20937 and don't use itertors to append.
20938 (insert_stmts): Ditto.
20939 (insert_out_of_ssa_copy): Ditto.
20940 (insert_out_of_ssa_copy_on_edge): Ditto.
20942 2012-05-02 Michael Matz <matz@suse.de>
20944 * gimple.h (gimple_bind_body_ptr): New function.
20945 (gimple_bind_body): Use it.
20946 (gimple_catch_handler): Use gimple_catch_handler_ptr.
20947 (gimple_eh_filter_failure_ptr): New function.
20948 (gimple_eh_filter_failure): Use it.
20949 (gimple_eh_else_n_body_ptr): New function.
20950 (gimple_eh_else_n_body): Use it.
20951 (gimple_eh_else_e_body_ptr): New function.
20952 (gimple_eh_else_e_body): Use it.
20953 (gimple_try_eval_ptr): New function.
20954 (gimple_try_eval): Use it.
20955 (gimple_try_cleanup_ptr): New function.
20956 (gimple_try_cleanup): Use it.
20957 (gimple_wce_cleanup_ptr): New function.
20958 (gimple_wce_cleanup): Use it.
20959 (gimple_omp_body_ptr): New function.
20960 (gimple_omp_body): Use it.
20961 (gimple_omp_for_pre_body_ptr): New function.
20962 (gimple_omp_for_pre_body): Use it.
20963 (gimple_transaction_body_ptr): New function.
20964 (gimple_transaction_body): Use it.
20965 (gsi_split_seq_before): Adjust to return nothing and take pointer
20967 (gsi_set_stmt): Declare.
20968 (gsi_replace_with_seq): Declare.
20969 (walk_gimple_seq_mod): Declare.
20970 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
20972 * gimple-iterator.c (gsi_set_stmt): New function.
20973 (gsi_split_seq_before): Return new sequence via pointer argument.
20974 (gsi_replace): Use gsi_set_stmt.
20976 * tree-ssa-loop-im.c (move_computations_stmt): First remove
20978 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
20979 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
20981 (reserve_phi_args_for_new_edge): Change call to above,
20984 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
20985 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
20986 iterators. Adjust call to lower_omp.
20987 (lower_lastprivate_clauses): Adjust call to lower_omp.
20988 (lower_reduction_clauses): Ditto.
20989 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
20990 (lower_omp_sections): Don't explicitely count sequence length,
20991 nullify lowered bodies earlier, ensure stmts are part of only
20992 one sequence, adjust call to lower_omp.
20993 (lower_omp_single): Ensure stmts are part of only one sequence,
20994 adjust call to lower_omp.
20995 (lower_omp_master): Ditto.
20996 (lower_omp_ordered): Ditto.
20997 (lower_omp_critical): Ditto.
20998 (lower_omp_for): Ditto.
20999 (lower_omp_taskreg): Ditto, tidy.
21000 (lower_omp_1): Adjust calls to lower_omp.
21001 (execute_lower_omp): Ditto.
21002 (lower_omp): Adjust to take pointer to sequence.
21003 (diagnose_sb_2): Use walk_gimple_seq_mod.
21004 (diagnose_omp_structured_block_errors): Ditto and set possibly
21005 changed function body.
21006 * gimple-low.c (lower_function_body): Set function body after
21008 (lower_sequence): Adjust to take pointer to sequence.
21009 (lower_omp_directive): Ensure stmt isn't put twice into the
21010 sequence, adjust call to lower_sequence.
21011 (lower_stmt): Adjust calls to lower_sequence.
21012 (lower_gimple_bind): Ditto.
21013 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
21014 * tree-nested.c (walk_body): Take pointer to sequence, use
21015 walk_gimple_seq_mod.
21016 (walk_function): Adjust call to walk_body, set possibly changed body.
21017 (walk_gimple_omp_for): Adjust calls to walk_body.
21018 (convert_nonlocal_omp_clauses): Ditto.
21019 (convert_nonlocal_reference_stmt): Ditto.
21020 (convert_local_omp_clauses): Ditto.
21021 (convert_local_reference_stmt): Ditto.
21022 (convert_tramp_reference_stmt): Ditto.
21023 (convert_gimple_call): Ditto.
21024 (convert_nl_goto_reference): Use local iterator copy.
21025 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
21026 but taking pointer to sequence, ensure gsi_start is called with
21028 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
21029 asserting that the sequence head didn't change.
21030 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
21031 walk_gimple_seq_mod.
21032 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
21033 (execute_lower_tm): Ditto, and set possibly changed body.
21034 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
21035 call gsi_start with that lvalue.
21036 (replace_goto_queue_stmt_list): Ditto.
21037 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
21038 (replace_goto_queue): Ditto.
21039 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
21040 (lower_try_finally_onedest): Ditto.
21041 (lower_try_finally_copy): Ditto.
21042 (lower_try_finally_switch): Ditto.
21043 (lower_try_finally): Ditto.
21044 (lower_eh_filter): Ditto.
21045 (lower_eh_must_not_throw): Ditto.
21046 (lower_cleanup): Ditto.
21047 (lower_eh_constructs_2): Ditto.
21048 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
21049 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
21050 set possibly changed body.
21051 (optimize_double_finally): Call gsi_start with lvalue.
21053 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
21054 (gimple_split_block): Ditto.
21055 (gimple_merge_blocks): Use gsi_start_phis.
21056 (move_stmt_r): Use walk_gimple_seq_mod.
21057 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
21058 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
21059 (rebuild_cgraph_edges): Ditto.
21060 (cgraph_rebuild_references): Ditto.
21061 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
21062 * tree-inline.c (copy_phis_for_bb): Ditto.
21063 * tree-ssa-dce.c: Ditto.
21065 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
21067 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
21068 Andi Kleen <ak@linux.intel.com>
21070 * coretypes.h (MEMMODEL_MASK): New.
21071 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
21072 and return new variable.
21073 (expand_builtin_atomic_exchange): Mask memmodel values.
21074 (expand_builtin_atomic_compare_exchange): Ditto.
21075 (expand_builtin_atomic_load): Ditto.
21076 (expand_builtin_atomic_store): Ditto.
21077 (expand_builtin_atomic_clear): Ditto.
21078 * doc/extend.texi: Mention port-dependent memory model flags.
21079 * config/i386/cpuid.h (bit_HLE): New.
21080 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
21082 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
21083 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
21084 (ix86_target_string)<-mhle>: New.
21085 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
21086 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
21087 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
21088 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
21089 enabled for generic, generic64 and core-avx2.
21090 (ix86_print_operand): Generate HLE lock prefixes.
21091 (ix86_memmodel_check): New.
21092 (TARGET_MEMMODEL_CHECK): Ditto.
21093 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
21094 (IX86_HLE_ACQUIRE): Ditto.
21095 (IX86_HLE_RELEASE): Ditto.
21096 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
21097 * config/i386/i386.opt (mhle): Ditto.
21098 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
21099 success model to instruction emitter.
21100 (atomic_fetch_add<mode>): Ditto.
21101 (atomic_exchange<mode>): Ditto.
21102 (atomic_add<mode>): Ditto.
21103 (atomic_sub<mode>): Ditto.
21104 (atomic_<code><mode>): Ditto.
21105 (*atomic_compare_and_swap_doubledi_pic): Ditto.
21106 (atomic_compare_and_swap_single<mode>): Define and use argument
21108 (atomic_compare_and_swap_double<mode>): Ditto.
21109 * configure.ac: Check if assembler support HLE prefixes.
21110 * configure: Regenerate.
21111 * config.in: Ditto.
21113 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
21115 PR middle-end/53153
21116 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
21118 (gimplify_switch_expr): ... here.
21119 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
21120 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
21121 to clean up case labels with values outside the index type range.
21122 (simplify_gimple_switch): Call it if something changed.
21123 Remove strange and unnecessary assert.
21125 2012-05-02 Richard Guenther <rguenther@suse.de>
21127 * fold-const.c (div_if_zero_remainder): sizetypes no longer
21129 (int_const_binop_1): New worker for int_const_binop with
21130 overflowable parameter. Pass it through to force_fit_type_double.
21131 (int_const_binop): Wrap around int_const_binop_1 with overflowable
21133 (size_binop_loc): Call int_const_binop_1 with overflowable equal
21134 to minus one, forcing overflow detection for even unsigned types.
21135 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
21136 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
21137 * stor-layout.c (initialize_sizetypes): sizetypes no longer
21139 (layout_type): For zero-sized arrays ignore overflow on the
21141 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
21142 (bit_value_binop_1): Likewise.
21143 * tree.c (double_int_to_tree): Likewise.
21144 (double_int_fits_to_tree_p): Likewise.
21145 (force_fit_type_double): Likewise.
21146 (host_integerp): Likewise.
21147 (int_fits_type_p): Likewise.
21148 * varasm.c (output_constructor_regular_field): Sign-extend the
21149 field-offset to cater for negative offsets produced by the Ada
21151 * omp-low.c (extract_omp_for_data): Convert the loop step to
21152 signed for pointer adjustments.
21154 2012-05-02 Richard Guenther <rguenther@suse.de>
21156 * tree.c (valid_constant_size_p): New function.
21157 * tree.h (valid_constant_size_p): Declare.
21158 * cfgexpand.c (expand_one_var): Adjust check for too large
21159 variables by using valid_constant_size_p.
21160 * varasm.c (assemble_variable): Likewise.
21162 * c-decl.c (grokdeclarator): Properly check for sizes that
21163 cover more than half of the address-space.
21165 2012-05-02 Jakub Jelinek <jakub@redhat.com>
21167 PR tree-optimization/53163
21168 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
21169 return value from compute_all_dependences.
21171 PR rtl-optimization/53160
21172 * ree.c (combine_reaching_defs): Handle the case where cand->insn
21173 has been modified by ree pass already.
21175 2012-05-01 Ian Lance Taylor <iant@google.com>
21178 * c-decl.c (build_compound_literal): Make the decl readonly if it
21179 an array of a readonly type.
21180 * gimplify.c (gimplify_compound_literal_expr): Add fallback
21181 parameter. Change all callers. If the decl is not addressable
21182 and is not an l-value, make it readonly.
21184 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
21186 * ira.c (allocated_reg_info_size): New static variable.
21187 (expand_reg_info): Manage it. Call
21188 setup_preferred_alternate_classes_for_new_pseudos.
21189 (ira): Don't do it here. Remove local allocated_reg_info_size,
21190 set the global before calling find_moveable_pseudos.
21191 (find_moveable_pseudos): Call expand_reg_info rather than
21194 2012-05-01 Richard Henderson <rth@redhat.com>
21196 * common.opt (fsync-libcalls): New.
21197 * doc/invoke.texi: Document it.
21198 * optabs.c (init_sync_libfuncs): Honor it.
21200 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
21201 Richard Sandiford <r.sandiford@uk.ibm.com>
21203 PR rtl-optimization/52543
21204 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
21206 * lower-subreg.h: New file.
21207 * target-globals.h (this_target_lower_subreg): Declare.
21208 (target_globals): Add lower_subreg;
21209 (restore_target_globals): Restore this_target_lower_subreg.
21210 * target-globals.c: Include it.
21211 (default_target_globals): Add default_target_lower_subreg.
21212 (save_target_globals): Initialize target_lower_subreg.
21213 * rtl.h (init_lower_subreg): Added declaration.
21214 * toplev.c (backend_init_target): Call initializer for lower-subreg
21216 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
21217 (default_target_lower_subreg): New variable.
21218 (this_target_lower_subreg): Likewise.
21219 (twice_word_mode, choices): New macros.
21220 (shift_cost, compute_splitting_shift, compute_costs)
21221 (init_lower_subreg): New functions.
21222 (resolve_simple_move): Add speed_p argument. Check choices.
21223 (find_pseudo_copy): Don't check the mode size here.
21224 (resolve_simple_move): Assert the mode size.
21225 (find_decomposable_shift_zext): Add speed_p argument and return
21226 a bool. Check choices.
21227 (resolve_shift_zext): Add comment.
21228 (dump_shift_choices, dump_choices): New functions.
21229 (decompose_multiword_subregs): Dump list of profitable
21230 transformations. Add code to skip non profitable transformations.
21231 Update calls to simple_move and find_decomposable_shift_zext.
21233 2012-05-01 Ian Bolton <ian.bolton@arm.com>
21234 Sameera Deshpande <sameera.deshpande@arm.com>
21235 Greta Yorsh <greta.yorsh@arm.com>
21237 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
21238 (thumb1_unexpanded_epilogue): ...this.
21239 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
21240 (thumb1_unexpanded_epilogue): ...this.
21241 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
21242 (thumb1_unexpanded_epilogue): ...this.
21244 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
21246 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
21247 comparing enumeration values. Update comments.
21249 2012-05-01 Alan Modra <amodra@gmail.com>
21252 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
21253 load_cr_save, add_crlr_cfa_restore): New functions.
21254 (rs6000_restore_saved_cr): Rename to..
21255 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
21256 (rs6000_emit_epilogue): Use new functions. Adjust condition
21257 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
21258 regs when using out-of-line restore only when shrink wrapping.
21260 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21262 PR middle-end/53136
21263 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
21264 calls to cgraph_node_name in xstrdup.
21265 (ipa_make_edge_direct_to_target): Ditto.
21266 * cgraph.c (dump_cgraph_node): Ditto.
21267 * tree-sra.c (convert_callers_for_node): Ditto.
21268 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
21269 * ipa-cp.c (perhaps_add_new_callers): Ditto.
21270 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
21271 (cgraph_materialize_all_clones): Ditto.
21272 * ipa-inline.c (report_inline_failed_reason): Ditto.
21273 (want_early_inline_function_p): Ditto.
21274 (edge_badness): Ditto.
21275 (update_edge_key): Ditto.
21276 (flatten_function): Ditto.
21277 (ipa_inline): Ditto.
21278 (inline_always_inline_functions): Ditto.
21279 (early_inline_small_functions): Ditto.
21281 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21284 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
21285 constraints 0 and 1.
21287 012-04-30 Jan Hubicka <jh@suse.cz>
21289 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
21290 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
21291 (cgraph_add_to_same_comdat_group): Remove.
21292 (cgraph_add_asm_node): Move to cgraphunit.c.
21293 (cgraph_make_decl_local): Move to symtab.c
21294 (cgraph_make_node_local_1): Update.
21295 (cgraph_can_remove_if_no_direct_calls_and): Update.
21296 (used_from_object_file_p): Update.
21297 (resolution_used_from_other_file_p): Move to symtab.c
21298 (cgraph_used_from_object_file_p): move to symtab.c
21299 (verify_cgraph_node): Verify same comdat groups.
21300 * cgraph.h (cgraph_asm_node): Rename to ...
21301 (asm_node): ... this one.
21302 (cgraph_asm_nodes): Rename to ...
21303 (asm_nodes): ... this one.
21304 (symtab_add_to_same_comdat_group): New function.
21305 (symtab_dissolve_same_comdat_group_list): New function.
21306 (symtab_used_from_object_file_p): Declare.
21307 (symtab_make_decl_local): Declare.
21308 (cgraph_add_to_same_comdat_group): Remove.
21309 (cgraph_add_asm_node): Remove.
21310 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
21312 (cgraph_finalize_compilation_unit): Rename to ...
21313 (finalize_compilation_unit): ... this one.
21314 (cgraph_optimize): Rename to ....
21315 (compile): ... this one.
21316 (add_asm_node): Declare.
21317 (fixup_same_cpp_alias_visibility): Declare.
21318 (cgraph_make_decl_local): Remove.
21319 (varpool_assemble_pending_decls): Rename to ...
21320 (varpool_output_variables): ... this one.
21321 (varpool_remove_unreferenced_decls): Remove.
21322 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
21323 (preserve_function_body_p): Make static.
21324 * toplev.c (compile_file): Update comments; update.
21325 * cgraphunit.c: Update comments.
21326 (cgraph_expand_all_functions): Rename to ...
21327 (expand_all_functions): ... this one; update.
21328 (cgraph_mark_functions_to_output): Rename to ...
21329 (mark_functions_to_output): ... this one; cleanup.
21330 (cgraph_output_pending_asms): Remove prototype.
21331 (asm_nodes, asm_last_node): New static vars.
21332 (cgraph_process_new_functions): Update.
21333 (cgraph_reset_node): Cleanup; add comment.
21334 (cgraph_add_new_function): Update.
21335 (cgraph_output_pending_asms): Rename to ...
21336 (output_asm_statements): ... this one.
21337 (add_asm_node): New function.
21338 (fixup_same_cpp_alias_visibility): New function based on code
21339 in cgraph_analyze_function.
21340 (cgraph_analyze_function): Use it.
21341 (cgraph_order_sort): Update.
21342 (cgraph_output_in_order): Update.
21343 (cgraph_function_versioning): Update.
21344 (cgraph_optimize): Rename to ...
21345 (compile): ... this one; initialize streamer hooks here.
21346 (cgraph_finalize_compilation_unit): Rename to ...
21347 (finalize_compilation_unit): ... this one; do not initialize streamer
21349 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
21350 * dwarf2out.c: Update ocmment.
21351 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
21352 * method.c (use_thunk): Likewise.
21353 * semantics.c (maybe_add_lambda_conv_op): Likewise.
21354 * decl2.c (maybe_emit_vtables): Likewise.
21355 (cp_write_global_declarations): Use finalize_compilation_unit.
21356 * parser.c (cp_parser_asm_definition): Use add_asm_node.
21357 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
21358 * c-decl.c (c_write_global_declarations): Use
21359 finalize_compilation_unit.
21360 * langhooks.c (write_global_declarations): Update.
21361 * ipa.c (cgraph_externally_visible_p): Update.
21362 (dissolve_same_comdat_group_list): Remove.
21363 (function_and_variable_visibility): Update.
21364 * symtab.c: Inlcude lto-streamer.h and rtl.h
21365 (ld_plugin_symbol_resolution_names): New.
21366 (symtab_add_to_same_comdat_group): New.
21367 (symtab_dissolve_same_comdat_group_list): New.
21368 (resolution_used_from_other_file_p): Move here from cgraph.c
21369 (symtab_used_from_object_file_p): New.
21370 (symtab_make_decl_local): New.
21371 * passes.c (register_pass): Update comments.
21372 * c-parser.c (c_parser_asm_definition): Update.
21373 * varpool.c (varpool_analyze_node): Use
21374 fixup_same_cpp_alias_visibility.
21375 (varpool_remove_unreferenced_decls): Make static.
21376 (varpool_assemble_pending_decls): Rename to ...
21377 (varpool_output_variables): ... this one; call
21378 varpool_remove_unreferenced_decls.
21379 (varpool_used_from_object_file_p): Remove.
21381 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
21384 * c-typeck.c (build_array_ref): Call
21385 convert_vector_to_pointer_for_subscript.
21386 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
21388 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21390 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
21391 to compile-time "mode == <MODE>mode" checks.
21392 (and splitter): Ditto.
21394 2012-04-30 Richard Henderson <rth@redhat.com>
21396 * config/arm/arm.md (UNSPEC_LL): New.
21397 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
21398 (arm_load_exclusivedi): Use %H0.
21400 2012-04-30 Jason Merrill <jason@redhat.com>
21402 * dwarf2out.c (comdat_symbol_id): Add const.
21403 (union die_symbol_or_type_node): Add const to die_symbol.
21404 (output_die_symbol, output_die, output_comp_unit): Adjust.
21406 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
21408 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
21409 * config/arm/neon.md (negdi2_neon): New insn.
21410 Also add splitters for core and NEON registers.
21412 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
21414 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
21415 (arm_print_operand): Add 'x' format.
21416 * config/arm/constraints.md (Dn): Allow const_int.
21417 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
21418 Use 'x' format to print constants.
21419 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
21420 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
21422 (movdi_vfp_cortexa8): Likewise.
21424 2012-04-30 Ian Bolton <ian.bolton@arm.com>
21425 Sameera Deshpande <sameera.deshpande@arm.com>
21426 Greta Yorsh <greta.yorsh@arm.com>
21428 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
21429 * config/arm/arm.c (ldm_stm_operation_p): New function.
21430 * config/arm/predicates.md (load_multiple_operation): Update predicate.
21431 (store_multiple_operation): Likewise.
21433 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
21434 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
21435 * config/arm/predicates.md (load_multiple_operation): Add arguments.
21436 (store_multiple_operation): Likewise.
21438 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21440 * config/i386/i386.md (and<mode>3): Expand masking operations with
21441 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
21442 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
21444 2012-04-30 Dodji Seketeli <dodji@redhat.com>
21446 Add -Wvarargs option
21447 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
21448 argument for the various warning_at calls.
21449 * docs/invoke.texi: Update the documentation.
21451 2012-04-30 Dodji Seketeli <dodji@redhat.com>
21453 Switch -ftrack-macro-expansion=2 on by default.
21454 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
21457 Fix va_start related location
21458 * builtins.c (fold_builtin_next_arg): Unwinds to the first
21459 location in real source code.
21461 Make conversion warnings work on NULL with -ftrack-macro-expansion
21462 * input.h (expansion_point_location_if_in_system_header): Declare
21464 * input.c (expansion_point_location_if_in_system_header): Define it.
21466 Fix -Wuninitialized for -ftrack-macro-expansion
21467 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
21468 declaration. Use linemap_location_before_p for source locations.
21470 Strip "<built-in>" loc from displayed expansion context
21471 * input.c (expand_location_1): When expanding to spelling location
21472 in a context of a macro expansion, skip reserved system header
21473 locations. Update comments. * tree-diagnostic.c
21474 (maybe_unwind_expanded_macro_loc): Likewise.
21476 Make expand_location resolve to locus in main source file
21477 * input.c (expand_location_1): New. Takes a parameter to choose
21478 whether to resolve the location to spelling or expansion point.
21479 Was factorized from ...
21480 (expand_location): ... here.
21481 (expand_location_to_spelling_point): New. Implemented in terms of
21483 * diagnostic.c (diagnostic_build_prefix): Use the new
21484 expand_location_to_spelling_point instead of expand_location.
21486 Fix PCH crash on GTYed pointer-to-scalar field of a struct
21487 * gengtype.c (write_types_process_field): Force second argument of
21488 the call to the PCH object hierarchy walker to be 'x'.
21490 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
21492 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
21493 predicate to discriminate types.
21495 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
21497 * doc/invoke.texi (Wmissing-format-attribute): Document as an
21498 alias of Wsuggest-attribute=format.
21499 * c-typeck.c (convert_for_assignment): Replace
21500 Wmissing-format-attribute with Wsuggest-attribute=format.
21501 (digest_init): Likewise.
21503 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
21505 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
21506 * common.opt (Wmissing-noreturn): Alias of
21507 -Wsuggest-attribute=noreturn.
21509 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
21512 * config/cris/cris.md (andqu): New peephole2.
21513 (andu): Tweak head comment.
21515 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21516 Steven Bosscher <steven@gcc.gnu.org>
21517 Maxim Kuvyrkov <maxim@codesourcery.com>
21519 PR tree-optimization/38785
21520 * common.opt (ftree-partial-pre): New option.
21521 * doc/invoke.texi: Document it.
21522 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
21523 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
21524 benefit speed path.
21525 (execute_pre): Use flag_tree_partial_pre.
21527 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21530 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
21533 2012-04-27 Ollie Wild <aaw@google.com>
21535 * doc/invoke.texi (Wliteral-suffix): Document new option.
21537 2012-04-27 Tom Tromey <tromey@redhat.com>
21539 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
21540 (dwarf_tag_name): Use get_DW_TAG_name.
21541 (dwarf_attr_name): Use get_DW_AT_name.
21542 (dwarf_form_name): Use get_DW_FORM_name.
21543 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
21545 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
21547 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
21548 arguments are -1 and 0, by negating the result of the conditional.
21550 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
21553 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
21555 2012-04-27 Richard Guenther <rguenther@suse.de>
21557 * tree-flow.h (is_hidden_global_store): Remove.
21558 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
21559 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
21560 (stmt_may_clobber_global_p): Likewise.
21561 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
21562 (stmt_may_clobber_global_p): Likewise.
21563 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
21564 stmt_may_clobber_global_p.
21565 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
21567 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
21569 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
21572 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
21573 reorganize some fields and update comments. Rename bit_test_uniq
21574 and bit_test_count to uniq resp. count. Remove bit_test_bb.
21575 (collect_switch_conv_info): New function, collects info about a
21576 GIMPLE_SWITCH into a struct switch_conv_info.
21577 (check_range): Simplify to use pre-recorded info. Fix think-o in
21578 range-branch ratio check.
21579 (check_process_case): Remove function.
21580 (check_all_empty_except_final): New function, verifies that all
21581 non-final basic blocks are empty.
21582 (process_switch): Simplify to use pre-recorded info. Call
21583 collect_switch_conv_info to do that. Assert that degenerate switch
21584 statements have been cleaned up.
21586 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
21588 PR middle-end/27139
21589 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
21591 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
21594 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
21596 2012-04-27 Tom de Vries <tom@codesourcery.com>
21598 PR tree-optimization/51879
21599 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
21600 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
21602 (defs_to_varying): ... here. Don't set use_processed.
21603 (visit_reference_op_call): Handle gimple_vdef.
21604 Handle case that lhs is NULL_TREE.
21605 (visit_use): Use mark_use_processed. Handle calls with side-effect
21606 using visit_reference_op_call.
21608 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
21610 * sched-deps.c (fixup_sched_groups): Rename to...
21611 (chain_to_prev_insn): ...this.
21612 (chain_to_prev_insn_p): New function.
21613 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
21615 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
21617 * sched-int.h (_haifa_insn_data): Move priority_status.
21619 (INSN_MODEL_INDEX): New macro.
21620 * haifa-sched.c (insn_delay): New function.
21621 (sched_regno_pressure_class): Update commentary.
21622 (mark_regno_birth_or_death): Pass the liveness bitmap and
21623 pressure array as arguments, instead of using curr_reg_live and
21624 curr_reg_pressure. Only update the pressure if the bit in the
21625 liveness set has changed.
21626 (initiate_reg_pressure_info): Always trust the live-in set for
21627 SCHED_PRESSURE_MODEL.
21628 (initiate_bb_reg_pressure_info): Update call to
21629 mark_regno_birth_or_death.
21630 (dep_list_size): Take the list as argument.
21631 (calculate_reg_deaths): New function, extracted from...
21632 (setup_insn_reg_pressure_info): ...here.
21633 (MODEL_BAR): New macro.
21634 (model_pressure_data, model_insn_info, model_pressure_limit)
21635 (model_pressure_group): New structures.
21636 (model_schedule, model_worklist, model_insns, model_num_insns)
21637 (model_curr_point, model_before_pressure, model_next_priority):
21639 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
21640 (MODEL_INSN_INFO, MODEL_INSN): New macros.
21641 (model_index, model_update_limit_points_in_group): New functions.
21642 (model_update_limit_points, model_last_use_except): Likewise.
21643 (model_start_update_pressure, model_update_pressure): Likewise.
21644 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
21645 (model_excess_cost, model_dump_pressure_points): Likewise.
21646 (model_set_excess_costs): Likewise.
21647 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
21648 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
21649 schedule as an alternative tie-breaker. Update the call to
21651 (ready_sort): Call model_set_excess_costs.
21652 (update_register_pressure): Update call to mark_regno_birth_or_death.
21653 Rely on that function to check liveness rather than doing it here.
21654 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
21655 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
21656 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
21657 (model_record_pressure, model_record_pressures): New functions.
21658 (model_record_final_pressures, model_add_successors_to_worklist)
21659 (model_promote_predecessors, model_choose_insn): Likewise.
21660 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
21661 (model_start_schedule, model_finalize_pressure_group): Likewise.
21662 (model_end_schedule): Likewise.
21663 (schedule_insn): Say when we're scheduling the next instruction
21664 in the model schedule.
21665 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
21666 (queue_to_ready): Do not add instructions that are
21667 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
21668 Always allow the next instruction in the model schedule to be added.
21669 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
21670 and delay for SCHED_PRESSURE_MODEL too.
21671 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
21672 SCHED_PRIORITY_MODEL, but also take the DFA into account.
21673 (schedule_block): Call model_start_schedule and model_end_schedule.
21674 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
21675 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
21676 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
21678 (sched_finish): Update accordingly.
21679 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
21680 to SCHED_PRESSURE_MODEL.
21681 (add_jump_dependencies): Update call to dep_list_size.
21682 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
21683 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
21684 to SCHED_PRESSURE_MODEL.
21685 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
21686 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
21687 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
21688 handling to SCHED_PRESSURE_MODEL.
21690 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
21692 * common.opt (fsched-pressure-algorithm=): New option.
21693 * flag-types.h (sched_pressure_algorithm): New enum.
21694 * sched-int.h (sched_pressure_p): Replace with...
21695 (sched_pressure): ...this new variable.
21696 * haifa-sched.c (sched_pressure_p): Replace with...
21697 (sched_pressure): ...this new variable.
21698 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
21699 (update_reg_and_insn_max_reg_pressure, schedule_insn)
21700 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
21701 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
21702 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
21703 (sched_analyze_insn): Likewise.
21704 * sched-rgn.c (schedule_region): Likewise.
21705 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
21707 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
21709 PR middle-end/52997
21710 * ira.c (find_moveable_pseudos): Call resize_reg_info.
21712 PR middle-end/52940
21713 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
21714 * expr.c (convert_move): Honor unsignedp when extending partial int
21716 * genmodes.c (complete_mode): Don't clear component field of partial
21718 (emit_mode_inner): Don't emit it however.
21719 (calc_wider_mode): Partial int modes widen to their component.
21721 2012-04-26 David S. Miller <davem@davemloft.net>
21723 * config/sparc/niagara4.md: New file.
21724 * config/sparc/sparc.md: Include it.
21725 * config/sparc/sparc.c (niagara4_costs): New processor costs.
21726 (sparc_option_override): Use it.
21727 (sparc_use_sched_lookahead): Return 2 for niagara4.
21728 (sparc_issue_rate): Likewise.
21730 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
21731 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
21732 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
21733 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
21734 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
21735 alignaddrldi_vis): Set type to gsr.
21736 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
21737 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
21738 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
21739 v<vis3_shift_patname><mode>3, fmean16_vis,
21740 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
21741 fucmp<code>8<P:mode>_vis): Set type to fga.
21742 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
21743 * config/sparc/niagara.md: Likewise.
21744 * config/sparc/niagara2.md: Likewise.
21745 * config/sparc/ultra3.md: Likewise, and fix type matching for
21746 us3_ialuX reservation.
21748 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21750 * reload.c (find_reloads): Change the loop nesting when trying an
21751 alternative with swapped operands.
21753 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
21755 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
21756 comment. Delete unused parameter first_exp_point_map.
21757 (virt_loc_aware_diagnostic_finalizer): Update call.
21759 2012-04-26 Michael Hope <michael.hope@linaro.org>
21760 Richard Earnshaw <rearnsha@arm.com>
21762 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
21763 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
21764 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
21765 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
21767 2012-04-25 Sriraman Tallam <tmsriram@google.com>
21769 * doc/extend.texi: Document avx2 support.
21770 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
21772 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
21775 * config/cris/cris.md ("*andhi_lowpart_v32")
21776 ("*andqi_lowpart_v32"): Change first input-only operand from
21777 a (match_operand ...) to (match_dup 0). Drop alternatives with
21778 const_int-matching constraints for redundancy.
21779 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
21780 three-operand alternative.
21782 2012-04-25 Jakub Jelinek <jakub@redhat.com>
21785 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
21786 instead expand it as zero extension.
21788 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
21791 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
21793 2012-04-25 Jakub Jelinek <jakub@redhat.com>
21795 * common.opt (flag_debug_types_section): Default to 0.
21796 (dwarf_version): Default to 4.
21797 (dwarf_record_gcc_switches): Default to 1.
21798 (dwarf_strict): Default to 0.
21799 * toplev.c (process_options): Don't handle dwarf_strict
21800 or dwarf_version here.
21801 * config/vxworks.c (vxworks_override_options): Don't
21802 test whether dwarf_strict or dwarf_version are negative,
21803 instead test !global_options_set.x_dwarf_*.
21804 * config/darwin.c (darwin_override_options): Default to
21806 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
21807 and -fno-debug-types-section are now the default.
21809 2012-04-25 Jan Hubicka <jh@suse.cz>
21811 * cgraphunit.c: Update toplevel comment.
21812 (tree_rest_of_compilation): Merge into cgraph_expand_function.
21813 (cgraph_analyze_function): Make static.
21814 (cgraph_decide_is_function_needed): Make static.
21815 (cgraph_add_new_function): Use expand_function instead of
21816 rest_of_compilation.
21817 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
21818 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
21820 (cgraph_inline_p): Remove.
21821 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
21822 (init_cgraph): Add comment.
21823 * cgraphbuild.c (record_reference, mark_address, mark_load,
21824 mark_store): Do not call analyze_expr hook.
21825 * cgraph.c: Update toplevel comment.
21826 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
21827 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
21828 Move fere from cgraphunit.c
21829 (cgraph_mark_force_output_node): Move to cgraph.h
21830 * cgraph.h: Reorder so the comments match the function placement.
21831 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
21832 (cgraph_mark_force_output_node): Move here from cgraph.c
21833 * tree.c (free_lang_data): Do not clear analyze_expr hook.
21834 * ipa-inline-transform.c (preserve_function_body_p): New function.
21835 (inline_transform): Update.
21836 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
21837 * langhooks.h (lang_hooks_for_callgraph): Remove.
21838 (lang_hooks): Remove callgraph.
21839 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
21840 * varpool.c: Remove out of date comment.
21841 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
21842 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
21844 2012-04-25 Jan Hubicka <jh@suse.cz>
21846 PR middle-end/53089
21847 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
21848 forward declaration.
21849 (cgraph_finalize_function): Finalize them here.
21850 * symtab.c (dump_symtab): Dump ctors and dtors.
21852 2012-04-25 Jakub Jelinek <jakub@redhat.com>
21854 PR middle-end/52979
21855 * stor-layout.c (get_best_mode): Don't return mode with bitsize
21856 larger than maxbits. Don't compute maxbits modulo align.
21857 Also check that unit bytes long store at bitpos / unit * unit
21858 doesn't affect bits beyond bitregion_end.
21859 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
21860 would not fit into bitregion_start ... bitregion_end + 1 bit region.
21861 (store_split_bit_field): Decrease unit close to end of bitregion_end
21862 if access is restricted in order to avoid mutual recursion.
21864 PR tree-optimization/53058
21865 * double-int.h (double_int_max_value, double_int_min_value): New
21867 * double-int.c (double_int_max_value, double_int_min_value): New
21869 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
21870 or GT_EXPR with double_int_max_value instead of double_int_mask.
21872 2012-04-25 Richard Guenther <rguenther@suse.de>
21874 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
21875 * tree-vect-loop.c (vect_transform_loop): Adjust.
21876 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
21877 the maximum number of iterations for the epilogue loop.
21878 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
21880 2012-04-25 Jakub Jelinek <jakub@redhat.com>
21883 * c-typeck.c (set_nonincremental_init,
21884 set_nonincremental_init_from_string): Pass true instead of false
21885 as IMPLICIT to add_pending_init.
21887 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
21889 * c-typeck.c (pop_init_level): Improve diagnostics.
21891 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
21893 * compare-elim.c (try_eliminate_compare): Also handle operands with
21894 implicit extensions.
21896 2012-04-25 Alan Modra <amodra@gmail.com>
21898 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
21899 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
21900 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
21901 (no_global_regs_above): Delete.
21902 (no_global_regs): New function.
21903 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
21904 value for load multiple test.
21905 (savres_routine_syms): Increase size.
21906 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
21907 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
21908 rather than a number of boolean flags. Update all callers.
21909 (rs6000_savres_routine_name): Generate vector save/restore names.
21910 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
21911 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
21912 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
21913 and using_store_multiple. Expand uses. Don't always use r11 as
21914 frame reg when needed for out-of-line saves. Set up initial offset
21915 for out-of-line vector saves when buying stack frame. Handle pointer
21916 reg setup for out-of-line fp save. Emit call to out-of-line vector
21917 save function. Choose r11 or r12 for vrsave reg when available for
21919 (rs6000_output_function_prologue): Don't emit .extern for ELF.
21920 (rs6000_emit_epilogue): Choose a better frame reg when restoring
21921 from back-chain to suit out-of-line vector restore functions. Emit
21922 call to out-of-line vector restore function. Adjust register used
21923 for cr restore. Tweak pointer register setup for gpr restore.
21924 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
21926 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
21927 (V_SAVE_INLINE): Define.
21928 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
21930 2012-04-25 Alan Modra <amodra@gmail.com>
21932 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
21933 out-of-line save/restore for large frames. Don't disable
21934 out-of-line saves on ABI_AIX when using static chain reg.
21935 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
21936 clobber static chain reg, and tweak for out-of-line gpr saves
21939 2012-04-25 Alan Modra <amodra@gmail.com>
21941 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
21942 (rs6000_emit_prologue): Use the above to catch register overlap.
21944 2012-04-25 Alan Modra <amodra@gmail.com>
21946 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
21947 decl. Move logic selecting update reg to callers. Update all callers.
21948 (rs6000_emit_allocate_stack): Add copy_off param.
21949 (emit_frame_save): Don't handle reg+reg addressing.
21950 (ptr_regno_for_savres): New function, extracted from..
21951 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
21952 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
21953 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
21954 frame offset adjustment for out-of-line save with copy from sp.
21955 Simplify condition controlling whether cr is saved early or
21956 late. Use ptr_regno_for_savres to verify correct reg is set
21957 up for out-of-line saves. Pass the actual pointer reg used to
21958 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
21959 function. Rearrange spe vars so code is similar to that
21960 elsewhere in this function. Don't update frame_off when spe
21961 save code will restore r11. Use emit_frame_save for spe and
21962 gpr saves. Consolidate darwin out-of-line gpr setup with that
21963 for other abis. Don't assume frame_offset is zero and frame
21964 reg is sp when setting up altivec reg saves, and calculate
21965 exact offset requirement.
21966 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
21967 spe restore code. Consolidate darwin out-of-line gpr setup
21968 with that for other abis.
21970 2012-04-25 Alan Modra <amodra@gmail.com>
21972 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
21973 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
21975 (emit_frame_save): Delete frame_ptr param. Rename total_size to
21977 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
21978 and emit_frame_save calls. Cope with possibly missing note.
21980 2012-04-24 Sriraman Tallam <tmsriram@google.com>
21982 * config/i386/i386.c (build_processor_model_struct): New function.
21983 (make_var_decl): New function.
21984 (fold_builtin_cpu): New function.
21985 (ix86_fold_builtin): New function.
21986 (make_cpu_type_builtin): New function.
21987 (ix86_init_platform_type_builtins): New function.
21988 (ix86_expand_builtin): Expand new builtins by folding them.
21989 (ix86_init_builtins): Make new builtins to detect CPU type.
21990 (TARGET_FOLD_BUILTIN): New macro.
21991 (IX86_BUILTIN_CPU_INIT): New enum value.
21992 (IX86_BUILTIN_CPU_IS): New enum value.
21993 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
21994 * config/i386/i386-builtin-types.def: New function type.
21995 * doc/extend.texi: Document builtins.
21997 2012-04-24 Olivier Hainque <hainque@adacore.com>
21999 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
22000 * toplev.c (process_options): Default to dwarf_version 2.
22001 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
22002 and dwarf_version 2.
22004 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
22006 * tree-pretty-print.h (default_tree_printer): Do not declare.
22007 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
22009 (default_tree_diagnostic_starter): Make static.
22010 (default_tree_printer): Move to here. Make static.
22011 (tree_diagnostics_defaults): New.
22012 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
22013 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
22014 * toplev.c: Do not include tree-pass.h.
22015 (default_tree_printer): Move from here.
22016 (general_init): Use tree_diagnostics_defaults.
22018 2012-04-24 Chao-ying Fu <fu@mips.com>
22020 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
22021 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
22022 * config/mips/gnu-user.h
22023 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
22024 (GNU_USER_TARGET_LINK_SPEC): New define.
22025 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
22026 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
22027 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
22028 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
22029 GNU_USER_TARGET_ENDFILE_SPEC.
22030 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
22031 (GNU_USER_TARGET_LINK_SPEC): New define.
22032 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
22033 * config/mips/linux-common.h: New file.
22035 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22038 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
22039 (altivec_build_resolved_builtin): Call fully_fold_convert.
22041 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
22044 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
22046 2012-04-24 Richard Guenther <rguenther@suse.de>
22048 PR tree-optimization/53085
22049 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
22052 2012-04-24 Richard Guenther <rguenther@suse.de>
22054 * tree-if-conv.c (main_tree_if_conversion): Move bb under
22057 2012-04-24 Jim Meyering <meyering@redhat.com>
22059 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
22060 absence of an define_enum call.
22062 2012-04-24 Richard Guenther <rguenther@suse.de>
22064 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
22065 the epilogue loop is not re-used as unvectorized version
22066 record the its maximum number of iterations.
22068 2012-04-24 Andrew Pinski <apinski@cavium.com>
22070 * tree-ssa-forwprop.c (simplify_bitwise_binary):
22071 Don't directly use def1/def2.
22073 2012-04-24 Richard Guenther <rguenther@suse.de>
22075 PR tree-optimization/53098
22076 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
22079 2012-04-24 Andrew Pinski <apinski@cavium.com>
22082 * tree-ssa-forwprop.c (defcodefor_name): New function.
22083 (simplify_bitwise_binary): Use defcodefor_name instead of manually
22084 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
22085 Simplify "(~X | Y) & X" to "X & Y" and
22086 "(~X & Y) | X" to "X | Y".
22088 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22090 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
22091 validate_change to add clobbers if IN_GROUP is nonzero.
22092 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
22093 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
22095 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
22097 * config/s390/s390.c (insn_invalid_p): Likewise.
22099 2012-04-24 Jakub Jelinek <jakub@redhat.com>
22101 PR middle-end/53084
22102 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
22103 (output_addressed_constants): Likewise.
22105 PR middle-end/52999
22106 * varasm.c (get_section): Don't ICE for section conflicts with
22107 built-in section kinds.
22109 2012-04-23 DJ Delorie <dj@redhat.com>
22111 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
22112 (LIBSTDCXX): Change to CPP2.
22114 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
22117 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
22120 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
22122 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
22123 (*addsi_2_zext): Ditto.
22124 (*add<mode>_3): Ditto.
22125 (*addsi_3_zext): Ditto.
22126 (*add<mode>_5): Ditto.
22128 2012-04-23 Andrew Pinski <apinski@cavium.com>
22130 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
22131 (C & B) to (A OP0) & B.
22133 2012-04-23 Martin Jambor <mjambor@suse.cz>
22135 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
22136 temporaries created for a bitfield (reverting revision 122014).
22138 2012-04-23 Richard Guenther <rguenther@suse.de>
22140 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
22141 the condition using is_gimple_condexpr and avoid the not necessary
22143 (set_prologue_iterations): Likewise.
22144 (vect_loop_versioning): Likewise.
22146 2012-04-23 Richard Guenther <rguenther@suse.de>
22148 PR tree-optimization/53070
22149 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
22150 (main_tree_if_conversion): Verify we succeeded in that.
22152 2012-04-23 Jan Hubicka <jh@suse.cz>
22154 * lto-symtab.c (lto_cgraph_replace_node): Do not call
22155 mark_reahcable_node.
22156 * cgraph.c (cgraph_remove_node): Do not clear reachable.
22157 (cgraph_mark_reachable_node): Remove.
22158 (cgraph_mark_force_output_node): Do not set reachable.
22159 (dump_cgraph_node): Do not dump reachable.
22160 (cgraph_create_virtual_clone): Do not set reachable.
22161 * cgraph.h (cgraph_node): Remove reachable flag.
22162 (varpool_node): Remove reachable flag.
22163 (cgraph_mark_if_needed): Remove.
22164 (cgraph_mark_reachable_node): Remove.
22165 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
22166 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
22168 (cgraph_add_new_function): Likewise.
22169 (cgraph_mark_if_needed): Remove.
22170 (cgraph_analyze_function): Do not set target as reachable.
22171 (process_function_and_variable_attributes): Do not care about
22173 (cgraph_analyze_functions): Do not set reachable flags.
22174 (cgraph_mark_functions_to_output): Do not check reachability.
22175 (cgraph_copy_node_for_versioning): Do not set reachable flag.
22176 (dbxout_expand_expr): Update.
22177 * c-decl.c (merge_decls): Do not track changed externs.
22178 * ipa.c: Include pointer-set.h
22179 (enqueue_cgraph_node): Use reachable pointer set.
22180 (process_references): Likewise.
22181 (cgraph_remove_unreachable_nodes): Likewise.
22182 (whole_program_function_and_variable_visibility): Do not recompute
22184 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
22186 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
22188 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
22190 2012-04-23 Richard Guenther <rguenther@suse.de>
22193 * c-typeck.c (build_binary_op): Fix typo.
22195 2012-04-23 Jakub Jelinek <jakub@redhat.com>
22197 PR tree-optimizations/52891
22198 * tree-vect-patterns.c (adjust_bool_pattern): Use
22199 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
22200 but with non-standard precision.
22202 2012-04-22 Jan Hubicka <jh@suse.cz>
22204 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
22207 2012-04-22 Jan Hubicka <jh@suse.cz>
22209 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
22210 * cgraphbuild.c (record_reference, record_type_list, mark_address,
22211 mark_load, mark_store): Do not mark varpool nodes as needed.
22212 * cgraph.c (cgraph_new_nodes): Remove.
22213 (cgraph_create_function_alias): Do not mark nodes as reachable.
22214 (cgraph_add_thunk): Likewise.
22215 (cgraph_mark_reachable_node): Do not manage the queue.
22216 * cgraph.h (cgraph_node): Remove next_needed.
22217 (varpool_nodes_queue): Remove next_needed and prev_needed.
22218 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
22219 (cgraph_new_nodes): Declare.
22220 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
22221 (varpool_analyze_pending_decls): Remove.
22222 (varpool_analyze_node): New.
22223 (varpool_mark_needed_node): Remove.
22224 (varpool_first_variable, varpool_next_variable): New inlines.
22225 (varpool_first_static_initializer, varpool_next_static_initializer):
22227 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
22228 (varpool_first_defined_variable): New inline.
22229 (varpool_next_defined_variable): New inline
22230 (FOR_EACH_VARIABLE): Reimplement.
22231 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
22232 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
22234 * cgraphunit.c (cgraph_new_nodes): Declare here.
22235 (enqueue_node): New function.
22236 (cgraph_process_new_functions): update for new
22237 node set; when constructing cgraph enqueue node for processing.
22238 (cgraph_add_new_function): Use new node set.
22239 (process_function_and_variable_attributes): Do not set varpool needed
22241 (referred_to_p): New function.
22242 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
22243 when varpool is in construction.
22244 (cgraph_analyze_functions): Rewrite.
22245 (cgraph_expand_all_functions): Update.
22246 (cgraph_output_in_order): Do not analyze pending decls; do not set
22248 (cgraph_optimize): Do not analyze pending decls.
22249 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
22250 in other partition; do not mark node as needed.
22251 * dwarf2out.c (reference_to_unused): Use analyzed flag.
22252 (premark_types_used_by_global_vars_helper): Likewise.
22253 * ipa.c (process_references): Do not call varpool_mark_needed_node.
22254 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
22256 (function_and_variable_visibility): Do not mark node as needed.
22257 (whole_program_function_and_variable_visibility): Likewise.
22258 * Makefile.in (gt-varpool.h): No longer needed.
22259 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
22260 (ipa_write_summaries): Do not use needed flag.
22261 * varpool.c: Do not include gt-varpool.h
22262 (x_varpool_nodes_queue, x_varpool_last_needed_node,
22263 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
22264 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
22266 (varpool_remove_node): Do not update the lists.
22267 (dump_varpool_node): Do not dump needed flag.
22268 (varpool_enqueue_needed_node): Remove.
22269 (varpool_mark_needed_node): Remove.
22270 (varpool_reset_queue): Remove.
22271 (varpool_finalize_decl): Move to cgraphunit.c
22272 (varpool_analyze_node): New functions based on former
22273 varpool_analyze_pending_decls.
22274 (varpool_analyze_pending_decls): Remove.
22275 (varpool_assemble_decl): Do not update the lists.
22276 (enqueue_node): New function.
22277 (varpool_remove_unreferenced_decls): Rewrite.
22278 (varpool_empty_needed_queue): Remove.
22279 (add_new_static_var): Do not mark node as needed.
22280 (varpool_create_variable_alias): Handle expansion state
22282 * except.c (output_ttype): Do not mark node as needed.
22283 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
22284 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
22286 * tree-switch-conversion.c (build_one_array): Likewise.
22288 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
22291 * doc/invoke.texi (pedantic): Rename to Wpedantic.
22292 * common.opt (Wpedantic): New.
22293 (pedantic): Alias Wpedantic.
22294 * diagnostic.c (warning_at): Likewise.
22295 * c-decl.c (diagnose_mismatched_decls): Likewise.
22296 (build_array_declarator): Likewise.
22297 (mark_forward_parm_decls):
22298 (check_bitfield_type_and_width): Likewise.
22299 (grokdeclarator): Likewise.
22300 (grokfield): Likewise.
22301 (finish_struct): Likewise.
22302 (build_enumerator): Likewise.
22303 (store_parm_decls_oldstyle): Likewise.
22304 (declspecs_add_qual): Likewise.
22305 (declspecs_add_type): Likewise.
22306 (finish_declspecs): Likewise.
22307 * c-typeck.c (composite_type): Likewise.
22308 (comp_target_types): Likewise.
22309 (build_array_ref): Likewise.
22310 (pointer_diff): Likewise.
22311 (build_unary_op): Likewise.
22312 (build_conditional_expr): Likewise.
22313 (build_c_cast): Likewise.
22314 (convert_for_assignment): Likewise.
22315 (maybe_warn_string_init): Likewise.
22316 (digest_init): Likewise.
22317 (pop_init_level): Likewise.
22318 (set_init_index): Likewise.
22319 (c_finish_goto_label): Likewise.
22320 (c_finish_return): Likewise.
22321 (do_case): Likewise.
22322 (build_binary_op): Likewise.
22323 * c-parser.c (static): Likewise.
22324 (c_parser_external_declaration): Likewise.
22325 (c_parser_declaration_or_fndef): Likewise.
22326 (c_parser_static_assert_declaration_no_se): Likewise.
22327 (c_parser_enum_specifier): Likewise.
22328 (c_parser_struct_or_union_specifier): Likewise.
22329 (c_parser_struct_declaration): Likewise.
22330 (c_parser_alignas_specifier): Likewise.
22331 (c_parser_braced_init): Likewise.
22332 (c_parser_initelt): Likewise.
22333 (c_parser_compound_statement_nostart): Likewise.
22334 (c_parser_conditional_expression): Likewise.
22335 (c_parser_alignof_expression): Likewise.
22336 (c_parser_postfix_expression): Likewise.
22337 (c_parser_postfix_expression_after_paren_): Likewise.
22338 (c_parser_objc_class_instance_variables): Likewise.
22339 (c_parser_objc_method_definition): Likewise.
22340 (c_parser_objc_methodprotolist): Likewise.
22342 2012-04-22 Ian Lance Taylor <iant@google.com>
22344 * godump.c (go_output_typedef): Dump size of structs.
22346 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
22348 Correcting transform_to_exit_first_loop + fix to PR46886
22349 * tree-parloops.c (transform_to_exit_first_loop): Remove
22350 setting of number of iterations according to the loop pattern.
22351 Duplicate from entry to exit->src instead of loop->latch.
22352 (pallelize_loops): Remove the condition preventing do-while loops.
22353 * tree-cfg.c (bool bb_in_region_p): New.
22354 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
22355 Adjust redirection of the duplicated iteration.
22357 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
22360 * rtl.def (ADDRESS): Use "i" rather than "w".
22361 * rtl.h (find_base_term): Delete.
22362 (may_be_sp_based_p): Declare.
22363 * rtl.c (rtx_code_size): Remove ADDRESS special case.
22364 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
22365 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
22366 * alias.c: ...here.
22367 (find_base_term): Make static.
22368 (may_be_sp_based_p): New function.
22369 * dse.c (record_store): Use it.
22370 * store-motion.c (store_killed_in_insn): Likewise.
22372 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
22374 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
22376 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22379 * c-typeck.c (inform_declaration): New.
22380 (build_function_call_vec): Do not pretty-print
22381 expressions when caret is enabled.
22382 (convert_arguments): Use inform_declaration.
22384 2012-04-20 Jim Meyering <meyering@redhat.com>
22386 * genmodes.c (make_complex_modes): Don't truncate a mode name of
22387 length 7 or more when prepending a "C". Suggested by Richard Guenther.
22389 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22391 PR rtl-optimization/44214
22392 * fold-const.c (exact_inverse): New function.
22393 (fold_binary_loc): Fold vector and complex division by constant into
22394 multiply by recripocal with flag_reciprocal_math; fold vector division
22395 by constant into multiply by reciprocal with exact inverse.
22397 2012-04-20 Jan Hubicka <jh@suse.cz>
22399 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
22401 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
22402 (cgraph_remove_node): Update.
22403 (cgraph_mark_needed_node): Remove.
22404 (cgraph_mark_force_output_node): New.
22405 (dump_cgraph_node): Do not dump needed flag.
22406 (cgraph_node_cannot_be_local_p_1): Update.
22407 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
22408 * cgraph.h (symtab_node_base): Add force_output flag.
22409 (cgraph_node): Remove needed flag.
22410 (varpool_node): Remove force_output flag.
22411 (cgraph_mark_needed_node): Remove.
22412 (cgraph_mark_force_output_node): New.
22413 (cgraph_only_called_directly_or_aliased_p,
22414 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
22415 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
22416 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
22417 (cgraph_add_new_function): Update.
22418 (cgraph_mark_if_needed): Update.
22419 (verify_cgraph_node): Update.
22420 (cgraph_analyze_function): Alias target is reachable.
22421 (process_function_and_variable_attributes): Update: externally_visible
22422 flag makes function reachable.
22423 (cgraph_analyze_functions): Update dumping.
22424 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
22425 input_overwrite_node, input_varpool_node): Update streaming.
22426 * lto-streamer-out.c (produce_symtab): Use force_output.
22427 * ipa.c (process_references): Weakrefs must be processed.
22428 (cgraph_remove_unreachable_nodes): Likewise; update for new
22430 (varpool_externally_visible_p): Weakrefs are externally visible
22431 even if they are not.
22432 (function_and_variable_visibility): Update; when processing alias
22433 pair force the targets to be output.
22434 (whole_program_function_and_variable_visility): Use
22435 mark_reachable_node.
22436 * trans-mem.c (ipa_tm_mark_needed_node): Remove
22437 (ipa_tm_mark_force_output_node): New function.
22438 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
22439 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
22441 * varasm.c (mark_decl_referenced): Update.
22442 (find_decl_and_mark_needed): Remove.
22443 (find_decl): New function.
22444 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
22445 alias targets as needed.
22446 (dump_tm_clone_pairs): Update.
22447 * tree-inline.c (copy_bb): Update check.
22448 * symtab.c (dump_symtab_base): Dump force_output.
22449 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
22450 * passes.c (execute_todo): Fix dumping.
22451 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
22452 (varpool_analyze_pending_decls): Alias target is reachable.
22453 (varpool_create_variable_alias): Finalize weakrefs.
22455 2012-04-20 Jakub Jelinek <jakub@redhat.com>
22458 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
22459 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
22460 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
22461 macros instead of constants.
22462 * dse.c (record_store): Check for SP ADDRESS by comparing
22463 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
22464 XEXP to be stack_pointer_rtx.
22466 2012-04-20 Richard Guenther <rguenther@suse.de>
22468 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
22469 update_call_from_tree when propagating into a call.
22471 2012-04-20 Alan Modra <amodra@gmail.com>
22473 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
22474 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
22475 sp_offset to frame_off. Move world save code earlier.
22477 2012-04-20 Richard Guenther <rguenther@suse.de>
22479 PR tree-optimization/53050
22480 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
22481 Do only one transform on COND_EXPRs at the same time.
22483 2012-04-19 Jan Hubicka <jh@suse.cz>
22485 * symtab.c (dump_symtab_base): Revert accidental checkin.
22487 2012-04-20 Alan Modra <amodra@gmail.com>
22490 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
22491 static chain, set REST_INLINE_FPRS too.
22493 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
22495 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
22498 2012-04-20 Richard Guenther <rguenther@suse.de>
22500 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
22501 loops that can never run more often than the vectorization factor.
22503 2012-04-19 Jan Hubicka <jh@suse.cz>
22505 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
22507 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
22509 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
22511 2012-04-19 Jim Meyering <meyering@redhat.com>
22513 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
22514 We verified above that the string(including trailing NUL) fits in buf,
22515 so just use memcpy.
22517 2012-04-19 Richard Guenther <rguenther@suse.de>
22519 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
22520 for dumping DECL_SECTION_NAME.
22522 2012-04-19 Michael Matz <matz@suse.de>
22524 PR middle-end/52977
22525 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
22526 (struct tree_vector): Adjust GTY length.
22527 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
22529 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
22531 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
22532 caller emitted the length calulation already.
22533 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
22534 before handling any of the fields for structs.
22536 2012-04-19 Richard Guenther <rguenther@suse.de>
22538 PR tree-optimization/53031
22539 * tree-vrp.c (adjust_range_with_scev): Revert back to
22540 using max_loop_iterations.
22542 2012-04-19 Michael Matz <matz@suse.de>
22544 * diagnostic.c (emit_diagnostic): Move va_end call after user
22546 (warning, warning_at, pedwarn, permerror): Ditto.
22548 2012-04-19 Richard Guenther <rguenther@suse.de>
22550 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
22553 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
22556 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
22557 the case *(X+const).
22559 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
22561 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
22563 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22566 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
22567 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
22569 2012-04-19 Richard Guenther <rguenther@suse.de>
22571 PR rtl-optimization/44688
22572 * loop-iv.c (determine_max_iter): Only return max_iter.
22573 (iv_number_of_iterations): Also use the recorded loop bound
22574 on the maximum number of iterations.
22575 * loop-unroll.c (decide_unroll_runtime_iterations): Use
22576 max_iter to avoid unrolling loops that do not roll.
22577 (decide_unroll_stupid): Likewise.
22579 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
22581 * targhooks.c (default_case_values_threshold): Fix code style nit.
22583 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
22584 case range and type folding from here...
22585 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
22586 type, as documented in tree.def.
22588 2012-04-18 Jan Hubicka <jh@suse.cz>
22590 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
22592 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
22593 cgraph hash and same comdat groups.
22594 (cgraph_optimize): Verify symbol table.
22595 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
22596 (dissolve_same_comdat_group_list): Work on symtab nodes.
22597 (function_and_variable_visibility): Dissolve variable same comdat group
22599 * symtab.c: Include timevar.h
22600 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
22602 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
22604 * tree-switch-conversion.c (info): Remove global pass info.
22605 (check_range, check_process_case, check_final_bb, create_temp_arrays,
22606 free_temp_arrays, gather_default_values, build_constructors,
22607 array_value_type, build_one_array, build_arrays, gen_def_assigns,
22608 fix_phi_nodes, gen_inbound_check): Pass info around from ...
22609 (process_switch): ... here. Unify message format. Return a const
22610 char pointer to the failure reason message.
22611 (do_switchconv): Unify message format. Update process_switch usage.
22613 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
22614 * tree-cfg.c (edge_to_cases): Fix documentation.
22616 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
22618 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
22620 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22622 PR tree-optimization/52976
22623 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
22624 (possibly_move_powi): New function.
22625 (rewrite_expr_tree): Call possibly_move_powi.
22626 (rewrite_expr_tree_parallel): Likewise.
22627 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
22628 call add_to_ops_vec instead.
22630 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22632 PR tree-optimization/52976
22633 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
22634 (decrement_power): Likewise.
22635 (propagate_op_to_single_use): Likewise.
22636 (zero_one_operation): Handle __builtin_pow* calls in linearized
22637 expression trees; factor logic into propagate_op_to_single_use.
22638 (undistribute_ops_list): Allow operands with repeat counts > 1.
22640 2012-04-18 Richard Guenther <rguenther@suse.de>
22642 PR tree-optimization/44688
22643 * cfgloop.h (record_niter_bound): Declare.
22644 * tree-ssa-loop-niter.c (record_niter_bound): Export.
22645 Update the estimation with the upper bound here...
22646 (estimate_numbers_of_iterations_loop): ... instead of here.
22647 Do not forcefully reset a recorded upper bound.
22648 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
22649 Record the maximum number of loop iterations of the prologue loop.
22651 2012-04-18 Jan Hubicka <jh@suse.cz>
22653 * lto-symtab.c (lto_cgraph_replace_node): Update.
22654 * cgraphbuild.c (record_reference, record_type_list,
22655 record_eh_tables, mark_address, mark_load, mark_store): Update.
22656 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
22657 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
22659 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
22660 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
22661 * reload.c: Fix typo in comment.
22662 * rtlanal.c: Likewise.
22663 * tree-emultls.c (gen_emutls_addr): Update.
22664 * ipa-reference.c (analyze_function): Update.
22665 * cgraphunit.c (cgraph_analyze_function,
22666 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
22668 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
22669 (ipa_remove_reference): Likewise.
22670 (ipa_remove_all_refering): Rename to ...
22671 (ipa_remove_all_referring): ... this one; update.
22672 (ipa_dump_references): Update.
22673 (ipa_dump_referring): Update.
22674 (ipa_clone_references): Update.
22675 (ipa_clone_refering): Rename to ...
22676 (ipa_clone_referring): ... this one; update.
22677 (ipa_ref_cannot_lead_to_return): Update.
22678 (ipa_ref_has_aliases_p): Update.
22679 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
22681 (ipa_ref_type): Remove.
22682 (ipa_ref_ptr_u): Remove.
22683 (ipa_ref): Remove referencing, refered, refered_index, refering_type
22684 and refered_type; add referring, referred and referred_index.
22685 (ipa_ref_list): Rename refering to referring.
22686 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
22687 ipa_clone_references, ipa_clone_referring): Update prototypes.
22688 * lto-cgraph.c (referenced_from_other_partition_p): Update.
22689 (lto_output_ref): Update.
22690 (add_references): Update.
22691 (input_varpool_node): Update.
22692 (input_refs): Update.
22693 * ipa-ref-inline.h (ipa_ref_node): Update.
22694 (ipa_ref_varpool_node): Update.
22695 (ipa_ref_referring_node): Update.
22696 (ipa_ref_referring_varpool_node): Update.
22697 (ipa_ref_referring_ref_list): Update.
22698 (ipa_ref_referred_ref_list): Update.
22699 (ipa_ref_list_first_referring): Update.
22700 (ipa_empty_ref_list): Update.
22701 (ipa_ref_list_refering_iterate): Rename to ...
22702 (ipa_ref_list_referring_iterate): ... this one.
22703 * cse.c: Update comment.
22704 * ipa-utils.c (ipa_reverse_postorder): Update.
22705 * tree-ssa-alias.c: Update.
22706 * ipa-inline.c (reset_edge_caches): Update.
22707 (update_caller_keys): Update.
22708 * ipa-inline.h: Update comments.
22709 * jump.c: Update comment.
22710 * alias.c: Likewise.
22711 * ipa.c (process_references): Update.
22712 (cgraph_remove_unreachable_nodes): Likewise.
22713 (ipa_discover_readonly_nonaddressable_var): Likewise.
22714 (cgraph_address_taken_from_non_vtable_p): Likewise.
22715 * trans-mem.c (ipa_tm_execute): Update.
22716 * simplify-rtx.c: Fix comment.
22717 * rtl.c: Fix comment.
22718 * symtab.c (symtab_unregister_node): Update.
22719 * varpool.c (dump_varpool_node): Update.
22720 (varpool_analyze_pending_decls): Update.
22721 (assemble_aliases): Update.
22722 (varpool_for_node_and_aliases): Update.
22724 2012-04-18 Richard Guenther <rguenther@suse.de>
22726 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
22727 use_undefined_p parameter.
22728 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
22729 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
22731 (estimate_numbers_of_iterations): Likewise.
22732 (estimated_loop_iterations): Adjust.
22733 (max_loop_iterations): Likewise.
22734 (scev_probably_wraps_p): Likewise.
22735 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
22736 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
22737 not max_loop_iterations.
22738 (execute_vrp): Remove explicit number of iterations estimation.
22740 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
22742 * config/i386/linux-common.h: New.
22744 * config.gcc: Add i386/linux-common.h before
22745 all i386/linux.h and i386/linux64.h usages.
22747 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
22748 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
22749 * config/i386/gnu-user64.h: Likewise.
22751 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
22752 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
22753 (GNU_USER_TARGET_MATHFILE_SPEC): New.
22754 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
22756 2012-04-18 Jan Hubicka <jh@suse.cz>
22758 * cgraph.c (cgraph_node_name): Remove.
22759 (dump_cgraph_node): Use dump_symtab_base; reformat.
22760 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
22761 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
22763 (cgraph_node_name, varpool_node_name): Remove.
22764 (cgraph_node_asm_name, varpool_node_asm_name,
22765 cgraph_node_name, varpool_node_name): New.
22766 * tree-pass.h (TODO_dump_cgraph): Rename to ...
22767 (TODO_dump_symtab): ... this one.
22768 * ipa-cp (pass_ipa_cp): Update.
22769 * ia-reference.c (generate_summary, read_write_all_from_decl,
22770 propagate, ipa_reference_read_optimization_summary): Update.
22771 * cgraphunit.c (cgraph_analyze_functions): Update.
22772 (cgraph_optimize): Update.
22773 * ipa-ref.c (ipa_dump_references): Update.
22774 (ipa_dump_refering): Update.
22775 * ipa-inline.c (pass_ipa_inline): Update.
22776 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
22777 * ipa.c (pass_ipa_function_visibility,
22778 pass_ipa_whole_program_visibility): Update.
22779 * tree-sra.c (pass_early_ipa_sra): Update.
22780 * symtab.c: Include langhooks.h
22781 (symtab_node_asm_name): New.
22782 (symtab_node_name): New.
22783 (symtab_type_names): New static var.
22784 (dump_symtab_base): New.
22785 (dump_symtab_node, dump_symtab): New.
22786 (debug_symtab_node, debug_symtab): New.
22787 * tree-ssa-structalias.c: Dump symbol table.
22788 * pases.c (execute_todo): Handle TODO_dump_symtab instead
22789 of TODO_dump_cgraph.
22790 * varpoo.c (varpool_node_name): Remove.
22791 (dump_varpool_node): Use dump_symtab_base; reformat.
22793 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22795 * doc/invoke.texi (Language Independent Options): @item should be
22798 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
22801 * rtl.c (rtx_code_size): Handle ADDRESS.
22803 2012-04-17 Tom de Vries <tom@codesourcery.com>
22805 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
22806 is not a STMT_LIST.
22808 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
22811 * config/i386/sync.md (atomic_<code><mode>): Rename to
22812 atomic_<logic><mode>.
22814 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
22816 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
22817 * alias.c (reg_base_value): Expand and update comment.
22818 (arg_base_value): New variable.
22819 (unique_id): Move up file.
22820 (unique_base_value, unique_base_value_p, known_base_value_p): New.
22821 (find_base_value): Use arg_base_value and known_base_value_p.
22822 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
22823 (find_base_term): Use known_base_value_p.
22824 (base_alias_check): Use unique_base_value_p.
22825 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
22826 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
22828 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
22830 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
22832 2012-04-17 Michael Matz <matz@suse.de>
22834 PR tree-optimization/18437
22835 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
22836 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
22837 (vect_check_strided_load): Declare.
22838 * tree-vect-data-refs.c (vect_check_strided_load): New function.
22839 (vect_analyze_data_refs): Use it to accept strided loads.
22840 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
22842 2012-04-17 Richard Guenther <rguenther@suse.de>
22844 PR middle-end/53011
22845 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
22846 loops when redirecting an entry or latch edge.
22848 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
22850 * sel-sched.c (sel_global_init): Revert previous change.
22852 2012-04-17 Richard Guenther <rguenther@suse.de>
22854 * tree-flow.h (array_at_struct_end_p): Move declaration ...
22855 * tree.h (array_at_struct_end_p): ... here.
22856 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
22857 * expr.c (array_at_struct_end_p): ... here. Rewrite.
22859 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
22861 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
22862 COST_TABLE): Remove.
22863 (estimate_case_costs): Remove.
22864 (expand_case): Do not call estimate_case_costs
22865 to set use_cost_table.
22866 (balance_case_nodes): Do not use use_cost_table.
22868 2012-04-16 Jan Hubicka <jh@suse.cz>
22870 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
22871 (hash_node, eq_node): Remove.
22872 (cgraph_create_node): Do not handle hashtable.
22873 (cgraph_get_node): Remove.
22874 (cgraph_insert_node_to_hashtable): Remove.
22875 (hash_node_by_assembler_name): Remove.
22876 (eq_assembler_name): Remove.
22877 (cgraph_node_for_asm): Rewrite.
22878 (cgraph_find_replacement_node): Break out from ...
22879 (cgraph_remove_node): ... here; do not maintain hashtables.
22880 (change_decl_assembler_name): Remove.
22881 (cgraph_clone_node): Do not maintain hashtables.
22882 * cgraph.h (const_symtab_node): New typedef.
22883 (cgraph_insert_node_to_hashtable): Remove.
22884 (symtab_get_node, symtab_node_for_asm,
22885 symtab_insert_node_to_hashtable): Declare.
22886 (cgraph_find_replacement_node): Declare.
22887 (cgraph_get_node, varpool_get_node): Turn into inlines.
22888 (cgraph, varpool): Work sanely on NULL pointers.
22889 (FOR_EACH_SYMBOL): New walker.
22890 * ipa-inline-transform.c (save_inline_function_body): Use
22891 symtab_insert_node_to_hashtable.
22892 * symtab.c: Include ggc.h and diagnostics.h
22893 (symtab_hash, assembler_name_hash): New static vars;
22894 (hash_node, eq_node, hash_node_by_assembler_name,
22895 eq_assembler_name, insert_to_assembler_name_hash,
22896 unlink_from_assembler_name_hash): New.
22897 (symtab_register_node): Update hashtables.
22898 (symtab_insert_node_to_hashtable): New.
22899 (symtab_unregister_node): Update hashtables.
22900 (symtab_get_node): New.
22901 (symtab_node_for_asm): New.
22902 (change_decl_assembler_name): New.
22903 * Makefile.in (symtab.o): Needs GTY.
22904 * varpool.c (varpool_hash): Remove.
22905 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
22906 (varpool_node): Rewrite using varpool_get_node.
22907 (varpool_remove_node): DO not maintain hashtables.
22908 (varpool_node_for_asm): Rewrite.
22910 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
22912 * doc/invoke.texi: Copy-edit to put verbs in the present tense
22913 when describing the current behavior of GCC.
22915 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
22917 * genemit.c (gen_exp): Remove ADDRESS handling.
22918 * genoutput.c (scan_operands): Likewise.
22919 * genpeep.c (match_rtx): Likewise.
22920 * genrecog.c (add_to_sequence): Likewise.
22922 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
22924 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
22926 2012-04-16 Martin Jambor <mjambor@suse.cz>
22928 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
22931 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
22934 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
22935 hints for 'A' operand types.
22937 2012-04-16 Jan Hubicka <jh@suse.cz>
22939 * cgraph.h (symtab_node_base): Add next and previous pointers.
22940 (cgraph_node): Remove next and preivous pointers.
22941 (varpool_node): Likewise; remove next/previous GTY marker;
22942 it is not type safe.
22943 (symtab_node_def): Update GTY marker
22944 (x_cgraph_nodes, cgraph_nodes): Remove.
22945 (symtab_nodes): New function.
22946 (cgraph_order): Rename to ...
22947 (symtab_order): ... this one.
22948 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
22950 (x_varpool_nodes, varpool_nodes): Remove.
22951 (FOR_EACH_STATIC_VARIABLE): Update.
22952 (symtab_function_p, symtab_variable_p): New function.
22953 (FOR_EACH_VARIABLE): Update.
22954 (varpool_first_variable, varpool_next_variable): New functions.
22955 (FOR_EACH_VARIABLE): Update.
22956 (cgraph_first_defined_function): Update.
22957 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
22958 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
22959 (cgraph_first_function, cgraph_next_function): New.
22960 (FOR_EACH_FUNCTION): Update.
22961 (cgraph_first_function_with_gimple_body,
22962 cgraph_next_function_with_gimple_body): Update.
22963 * symtab.c: New file.
22964 * cgraph.c: Update copyright dates.
22965 (x_cgraph_nodes, cgraph_order): Remove.
22966 (NEXT_FREE_NODE): Update.
22967 (SET_NEXT_FREE_NODE): New.
22968 (cgraph_create_node_1): Remove common code.
22969 (cgraph_create_node): Remove common code; call symtab_register_node.
22970 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
22971 (cgraph_add_asm_node): Update.
22972 (cgraph_clone_node): Register new node.
22973 * cgraphunit.c (process_function_and_variable_attributes): Update.
22974 (cgraph_analyze_functions): Update.
22975 (cgraph_analyze_functions): Update.
22976 (cgraph_output_in_order): Update.
22977 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
22979 * ipa-inline.c (recursive_inlining): Update.
22980 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
22981 * ipa.c (cgraph_remove_unreachable_nodes): Update.
22982 * Makefile.in: Add symtab.o
22983 * varpool.c (x_varpool_nodes): Remove
22984 (varpool_node): Remove common code; call symtab_register_node.
22985 (varpool_remove_node): Remove common code; call symtab_unregister_node.
22987 2012-04-16 Richard Guenther <rguenther@suse.de>
22989 PR middle-end/52977
22990 * tree.h (VECTOR_CST_NELTS): Adjust.
22991 (struct tree_vector): Add explicit length field.
22992 (make_vector_stat): Declare.
22993 (make_vector): Define.
22994 * tree.c (make_vector_stat): New function.
22995 (build_vector_stat): Use it.
22996 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
22998 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23000 PR tree-optimization/52976
23001 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
23002 (undistribute_ops_list): Ops with repeat counts aren't eligible for
23004 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
23006 2012-04-16 Jan Hubicka <jh@suse.cz>
23008 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
23010 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
23011 walkers to walk cgraph and varpool.
23012 * cgraph.c (cgraph_node_for_asm): Likewise.
23013 (dump_cgraph): Likewise.
23014 * value-prof.c (init_node_map): Likewise.
23015 * tree.c (free_lang_data_in_cgraph): Likewise.
23016 * tree-emutls.c: (ipa_lower_emutls): Likewise.
23017 * ipa-reference.c (generate_summary, propagate): Likewise.
23018 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
23019 cgraph_mark_functions_to_output, cgraph_output_in_order,
23020 output_weakrefs, cgraph_materialize_all_clones,
23021 cgraph_optimize): Likewise.
23022 * lto-cgraph.c (merge_profile_summaries): Likewise.
23023 (input_cgraph): Likewise.
23024 * ipa-pure-const.c (generate_summary): Likewise.
23025 (propagate): Likwise.
23026 * ipa-utils.c (ipa_reduced_postorder): Likewise.
23027 (ipa_free_postorder_info): Likewise.
23028 (ipa_reverse_postorder): Likewise.
23029 * ipa-inline.c (ipa_inline): Likewise.
23030 * matrix-reorg.c (find_matrices_decl): Likewise.
23031 (matrix_reorg): Likewise.
23032 * tree-vectorizer.c (increase_alignment): Likewise.
23033 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
23034 (function_and_variable_visibility): Likewise.
23035 (whole_program_function_and_variable_visibility): Likewise.
23036 (ipa_cdtor_merge): Likewise.
23037 * trans-mem.c (ipa_tm_execute): Likewise.
23038 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
23039 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
23040 (ipa_print_all_params): Likewise.
23041 (ipa_update_after_lto_read): Likewise.
23042 * tree-profie.c (tree_profiling): Likewise.
23043 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23044 * passes.c (dump_passes): Likewise.
23045 (do_per_function): Likewise.
23046 (ipa_write_summaries): Likewise.
23047 * varpool.c (dump_varpool): Likewise.
23048 (varpool_node_for_asm): Likewise.
23049 (varpool_assemble_pending_decls): Likewise.
23051 2012-04-16 Richard Guenther <rguenther@suse.de>
23053 PR tree-optimization/52975
23054 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
23055 condition but always mark it with TRUTH_NOT_EXPR.
23057 2012-04-16 Richard Guenther <rguenther@suse.de>
23059 PR tree-optimization/52975
23060 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
23061 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
23062 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
23063 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
23065 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
23067 * config/i386/sse.md (ssse3_plusminus): New code iterator.
23068 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
23069 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
23070 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
23071 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
23072 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
23073 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
23075 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
23076 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
23077 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
23078 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
23079 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
23080 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
23082 (xop_plus): New code iterator.
23083 (macs): New code attribute.
23085 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
23086 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
23088 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
23089 xop_plus code iterator.
23090 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
23091 xop_plus code iterator.
23092 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
23093 xop_plus code iterator.
23094 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
23095 xop_plus code iterator.
23097 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
23098 any_extend code iterator.
23099 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
23100 any_extend code iterator.
23101 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
23102 any_extend code iterator.
23103 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
23104 any_extend code iterator.
23105 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
23106 any_extend code iterator.
23107 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
23108 any_extend code iterator.
23110 2012-04-14 Tom de Vries <tom@codesourcery.com>
23112 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
23113 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
23114 DELETED_LABEL note, and move it to ...
23115 * cfgrtl.c (delete_insn): ... here. Change return type to void.
23116 (delete_insn_and_edges): Likewise.
23117 (delete_insn_chain): Handle new return type of delete_insn. Delete
23118 chain backwards rather than forwards.
23119 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
23121 * cfglayout.c (fixup_reorder_chain): Delete unused label.
23123 2012-04-14 Jan Hubicka <jh@suse.cz>
23125 * cgraph.h: Update copyrights;
23126 (symtab_node): Turn to union typedef.
23127 (symtab_node_base): New structure.
23128 (symtab_type): Add SYMTAB_SYMBOL tag.
23129 (cgraph_node): Annotate some pinters with nested_ptr.
23130 (varpool_node): Likewise.
23131 (cgraph_local_info): Remove lto_file_data
23132 and externally_visible.
23133 (cgraph_node): Remove decl; same_comdat_group list;
23134 aux; ref_list; order; address_taken; reachable_from_other_parittion,
23135 in_other_partition; resolution.
23136 (varpool_node): Remove decl; same_comdat_group;
23137 ref_list; lto_file_data; aux; order; resolution; externally_visible;
23138 used_from_other_partition; in_other_partition.
23139 (symtab_node_def): New union.
23140 (cgraph, varpool): Update.
23141 (varpool_first_static_initializer, varpool_next_static_initializer,
23142 cgraph_only_called_directly_or_aliased_p,
23143 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
23144 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
23145 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
23147 * cgraph.c: Likewise.
23148 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
23149 * cgraphbuild.c: Likewise.
23150 * lto-symtab.c: Likewise.
23151 * c-gimplify.c: Likewise.
23152 * value-prof.c: Likewise.
23153 * tree.c: Likewise.
23154 * ipa-cp.c: Likewise.
23155 * tree-emutls.c: Likewise.
23156 * ipa-inline-transform.c: Likwise.
23157 * ipa-reference.c: Likewise.
23158 * cgraphunit.c: Likewise.
23159 * ipa-ref.c: Likewise.
23160 * lto-cgraph.c: Likewise.
23161 * ipa-ref-inline.h: Likewise.
23162 * ipa-pure-const.c: Likewise.
23163 * lto-streamer-out.c: Likewise.
23164 * ipa-utils.c: Likewise.
23165 * ipa-inline.c: Likewise.
23166 * matrix-reorg.c: Likewise.
23167 * tree-eh.c: Likewise.
23168 * tree-vectorizer.c: Likewise.
23169 * ipa-split.c: Likewise.
23171 * trans-mem.c: Likewise.
23172 * ipa-inline-analysis.c: Likewise.
23173 * gimplify.c: Likewise.
23174 * cfgexpand.c: Likewise.
23175 * tree-sra.c: Likewise.
23176 * ipa-prop.c: Likewise.
23177 * varasm.c: Likewise.
23178 * tree-nested.c: Likewise.
23179 * tree-inline.c: Likewise.
23180 * tree-profile.c: Likewise.
23181 * tree-ssa-structalias.c: Likewise.
23182 * passes.c: Likewise.
23183 * varpool.c: Likewise.
23185 2012-04-14 Tom de Vries <tom@codesourcery.com>
23187 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
23188 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
23189 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
23191 (gsi_advance_fw_nondebug_nonlocal): New function.
23192 (local_def): Removed function.
23193 (same_succ_hash): Use stmt_local_def.
23194 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
23195 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
23197 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
23199 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
23200 and __ILP32__ for x32.
23202 2012-04-13 Martin Jambor <mjambor@suse.cz>
23204 PR middle-end/52939
23205 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
23206 fold_ctor_reference returns a zero constant.
23208 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
23210 * config.gcc: Add i386/gnu-user-common.h before all
23211 i386/gnu-user.h and i386/gnu-user64.h usages.
23213 * config/i386/gnu-user-common.h: New.
23215 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
23216 (CC1_SPEC): Likewise.
23217 (ENDFILE_SPEC): Likewise.
23218 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
23219 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
23220 (TARGET_OS_CPP_BUILTINS): Likewise.
23221 (LIBGCC2_HAS_TF_MODE): Likewise.
23222 (LIBGCC2_TF_CEXT): Likewise.
23223 (TF_SIZE): Likewise.
23224 (TARGET_ASM_FILE_END): Likewise.
23225 (STACK_CHECK_MOVING_SP): Likewise.
23226 (STACK_CHECK_STATIC_BUILTIN): Likewise.
23227 * config/i386/gnu-user64.h: Likewise.
23229 2012-04-13 Martin Jambor <mjambor@suse.cz>
23231 * expr.c (expand_expr_real_1): Pass type, not the expression, to
23232 set_mem_attributes for a memory temporary. Do not call the function
23233 for the memory temporary created for a bitfield.
23235 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
23238 * df.h (enum debug_temp_where): New.
23239 (dead_debug_init, dead_debug_finish) Declare.
23240 (dead_debug_add, dead_debug_insert_temp): Declare.
23241 (struct dead_debug_use, struct dead_debug): Moved from...
23242 * df-problems.c: ... here.
23243 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
23245 (df_create_unused_note): Likewise.
23246 (df_set_dead_notes_for_mw): Move comment where it belongs.
23247 (dead_debug_init): Export.
23248 (dead_debug_reset_uses): New, factored out of...
23249 (dead_debug_finish): ...this. Export.
23250 (dead_debug_reset): Remove.
23251 (dead_debug_add): Export.
23252 (dead_debug_insert_before): Rename to...
23253 (dead_debug_insert_temp): ... this. Add where argument. Export.
23254 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
23255 Return insertion count.
23256 (df_note_bb_compute): Adjust.
23257 * dce.c (word_dce_process_block): Adjust dead debug uses.
23258 (dce_process_block): Likewise.
23260 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
23262 * df-problems.c (df_note_bb_compute): Do not take note of
23263 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
23265 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
23268 * var-tracking.c (expand_depth): New type.
23269 (onepart_aux, expand_loc_callback_data): Change depth type to it.
23270 (loc_exp_dep_alloc): Adjust initializer.
23271 (update_depth): Use new type. Add entryvals.
23272 (vt_expand_var_loc_chain): Take note of expansions with
23273 ENTRY_VALUEs, but don't accept them right away. Run an optional
23274 second pass accepting the minimum ENTRY_VALUE count found in the
23276 (vt_expand_loc_callback, INIT_ELCD): Adjust.
23278 2012-04-13 Tom de Vries <tom@codesourcery.com>
23280 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
23281 parameters vuse and vuse_escaped.
23282 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
23283 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
23286 2012-04-13 Richard Guenther <rguenther@suse.de>
23288 PR tree-optimization/52969
23289 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
23290 the condition for the COND_EXPR and handle predicate negation
23291 by swapping the COND_EXPR arms.
23293 2012-04-13 Nick Clifton <nickc@redhat.com>
23295 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
23296 TODO_dump_func flag.
23298 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
23300 PR rtl-optimization/52203
23301 PR rtl-optimization/52715
23303 Revert the 2012-03-07 fix for PR 52203.
23304 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
23305 the insn does not modify DFA right before issuing, adjust
23306 issue_rate accordingly.
23308 2012-04-13 Richard Guenther <rguenther@suse.de>
23311 * c-typeck.c (pointer_diff): Remove bogus assert.
23313 2012-04-13 Richard Guenther <rguenther@suse.de>
23316 * convert.c (convert_to_pointer): Remove special-casing of zero.
23318 2012-04-13 Joey Ye <joey.ye@arm.com>
23320 * config/arm/constraints.md (Pe): New constraint.
23321 * config/arm/arm.md: New split for imm 256-510.
23323 2012-04-13 Terry Guo <terry.guo@arm.com>
23325 * config/arm/arm-cores.def: Added core cortex-m0plus.
23326 * config/arm/arm-tune.md: Regenerated.
23327 * config/arm/arm-tables.opt: Regenerated.
23328 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
23330 2012-04-13 Alan Modra <amodra@gmail.com>
23333 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
23334 tie regs on destination of sets. Delete forward declaration.
23335 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
23336 (rs6000_emit_prologue): Likewise.
23337 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
23339 (is_mem_ref): Use tie_operand to recognise stack ties.
23340 * config/rs6000/predicates.md (tie_operand): New.
23341 * config/rs6000/rs6000.md (restore_stack_block): Generate new
23343 (restore_stack_nonlocal): Likewise.
23344 (stack_tie): Update.
23345 (frame_tie): Delete.
23347 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23349 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
23350 HOST_WIDE_INT_PRINT_DEC in format strings.
23352 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
23355 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
23356 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
23357 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
23358 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
23359 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
23360 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
23361 avx2_permvarv8si using VI4F_256 mode iterator.
23362 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
23363 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
23364 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
23365 gen_avx2_permvarv8sf.
23366 (expand_vec_perm_pshufb): Ditto.
23368 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
23371 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
23372 the list of options to enable the FCFID instruction.
23373 (TARGET_EXTRA_BUILTINS): Adjust comment.
23375 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23377 PR tree-optimization/18589
23378 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
23379 (operand_entry): Add count field.
23380 (add_repeat_to_ops_vec): New function.
23381 (completely_remove_stmt): Likewise.
23382 (remove_def_if_absorbed_call): Likewise.
23383 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
23384 (acceptable_pow_call): New function.
23385 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
23386 entries with repeat counts when found.
23387 (repeat_factor_d): New struct and associated typedefs.
23388 (repeat_factor_vec): New static vector variable.
23389 (compare_repeat_factors): New function.
23390 (get_reassoc_pow_ssa_name): Likewise.
23391 (attempt_builtin_powi): Likewise.
23392 (reassociate_bb): Call attempt_builtin_powi.
23393 (fini_reassoc): Two new calls to statistics_counter_event.
23395 2012-04-12 Richard Guenther <rguenther@suse.de>
23397 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
23398 * cgraph.h (tree_rest_of_compilation): Remove.
23399 * cgraph.c (cgraph_add_new_function): Move ...
23400 * cgraphunit.c (cgraph_add_new_function): ... here.
23401 (tree_rest_of_compilation): Make static.
23402 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
23403 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
23404 gate_all_early_local_passes, execute_all_early_local_passes,
23405 pass_early_local_passes, gate_all_early_optimizations,
23406 pass_all_early_optimizations): Move ...
23407 * passes.c (gate_all_optimizations, pass_all_optimizations,
23408 gate_all_early_local_passes, execute_all_early_local_passes,
23409 pass_early_local_passes, gate_all_early_optimizations,
23410 pass_all_early_optimizations): ... here.
23411 * tree-optimize.c (execute_free_datastructures): Remove.
23412 * tree-flow.h (execute_free_datastructures): Remove.
23413 * tree-optimize.c (execute_init_datastructures,
23414 pass_init_datastructures): Move ...
23415 * tree-ssa.c (execute_init_datastructures,
23416 pass_init_datastructures): ... here.
23417 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
23418 execute_free_datastructures.
23420 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
23422 * dbgcnt.def (ira_move): New counter.
23423 * ira-int.h (ira_create_new_reg): Declare function.
23424 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
23425 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
23426 no longer static. All callers changed.
23427 * ira.c: Include "dbgcnt.h".
23428 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
23429 move_unallocated_pseudos): New static functions.
23430 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
23431 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
23432 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
23433 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
23434 to the pseudos generated in find_moveable_pseudos.
23435 * Makefile.in (ira.o): Add $(DBGCNT_H).
23437 2012-04-12 Richard Guenther <rguenther@suse.de>
23439 PR tree-optimization/52943
23440 * tree-chrec.h (chrec_is_positive): Remove.
23441 * tree-scalar-evolution.c (chrec_is_positive): Move ...
23442 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
23443 Return false for a constant zero instead of negative.
23444 (analyze_siv_subscript_cst_affine): Handle zero difference
23445 in the initial condition explicitely.
23447 2012-04-12 Richard Guenther <rguenther@suse.de>
23449 * tree-parloops.c (parallelize_loops): Also consult the upper
23450 bound for the number of iterations.
23451 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
23452 (loop_prefetch_arrays): Likewise.
23454 2012-04-12 Richard Guenther <rguenther@suse.de>
23456 * cfgloop.h (estimated_loop_iterations_int): Ditch
23457 'conservative' parameter.
23458 (max_stmt_executions_int): Likewise.
23459 (estimated_loop_iterations): Likewise.
23460 (max_stmt_executions): Likewise.
23461 (max_loop_iterations): Declare.
23462 (max_loop_iterations_int): Likewise.
23463 (estimated_stmt_executions): Likewise.
23464 (estimated_stmt_executions_int): Likewise.
23465 * tree-ssa-loop-niter.c (estimated_loop_iterations):
23467 (max_loop_iterations): ... this.
23468 (estimated_loop_iterations_int): Split parts to ...
23469 (max_loop_iterations_int): ... this.
23470 (max_stmt_executions_int): Split parts to ...
23471 (estimated_stmt_executions_int): ... this.
23472 (max_stmt_executions): Split parts to ...
23473 (estimated_stmt_executions): ... this.
23474 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
23475 * predict.c (predict_loops): Likewise.
23476 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
23477 (analyze_siv_subscript_cst_affine): Likewise.
23478 (compute_overlap_steps_for_affine_1_2): Likewise.
23479 (analyze_subscript_affine_affine): Likewise.
23480 (init_omega_for_ddr_1): Likewise.
23481 * tree-parloops.c (parallelize_loops): Likewise.
23482 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23483 (may_eliminate_iv): Likewise.
23484 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
23485 (loop_prefetch_arrays): Likewise.
23486 * tree-vrp.c (adjust_range_with_scev): Likewise.
23488 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
23490 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
23491 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
23493 (dump_table): Use bool type for need_align and have_df variables.
23494 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
23495 (regs_used): Remove register modifier.
23496 (barrier_align): Move variables slot, credit, jump_to_next
23497 into if block above for loop. Use bool type for jump_to_next.
23498 (sh_function_arg): Use NULL_RTX instead of 0.
23500 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
23502 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
23503 (bswapsi2): New expander.
23505 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
23507 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
23508 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
23510 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
23512 PR rtl-optimization/52876
23513 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
23514 Don't call mark_reg_pointer for incompatible pointer sign extension.
23516 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
23519 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
23521 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
23522 comparisons against TYPE_PRECISION.
23523 * tree-ssa-forwprop.c (combine_conversions): Likewise.
23525 2012-04-11 Xinliang David Li <davidxl@google.com>
23527 * tree-passes.h: Remove TODO_dump_func.
23528 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
23529 * trans-mem.c: Remove TODO_dump_func.
23530 * ira.c: Remove TODO_dump_func.
23532 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
23534 * config/i386/i386.c (ix86_option_override_internal): Check
23535 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
23536 after TARGET_64BIT is updated.
23538 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23540 * config/sh/sh.h: Remove old secondary reload code.
23542 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23544 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
23545 (ready_reorder): ... this function.
23547 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
23549 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
23552 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
23553 insns so that no other insn is queued for a time before them.
23555 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
23558 2012-04-11 Richard Guenther <rguenther@suse.de>
23560 PR middle-end/52621
23561 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
23562 consider loop nesting.
23563 (evolution_function_is_univariate_p): Properly check the remainder
23566 2012-04-11 Richard Guenther <rguenther@suse.de>
23568 PR middle-end/52918
23569 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
23571 2012-04-11 Nick Clifton <nickc@redhat.com>
23573 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
23574 information, if requested.
23576 * config/rx/rx.c (rx_expand_prologue): Likewise.
23578 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
23579 Michael Matz <matz@suse.de>
23582 * rtlanal.c (unsigned_reg_p): New function.
23583 Update copyright notice dates.
23584 * rtl.h (unsigned_reg_p): Prototype it.
23585 Update copyright notice dates.
23586 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
23588 * expr.c (expand_expr_real_1): Set register attributes.
23589 * stmt.c (expand_case): Likewise.
23591 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23594 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
23595 consider_sh2a and allow_zero.
23596 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
23597 (disp_addr_displacement): New function.
23598 (sh_address_cost): Use disp_addr_displacement function instead
23599 of DISP_ADDR_OFFSET.
23600 (sh_legitimate_address_p): Adapt to changed
23601 sh_legitimate_index_p declaration.
23602 (sh_find_mov_disp_adjust): Remove HImode check.
23603 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
23604 disp_addr_displacement and max_mov_insn_displacement.
23605 (max_mov_insn_displacement): Remove HImode check.
23606 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
23607 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
23608 * config/sh/constraints.md (K05, K13): New constraints.
23609 (K12): Correct comment.
23610 (Sdd): Do not use DISP_ADDR_P macro.
23611 (Snd, Sbw): Use satisfies_constraint_Sdd.
23612 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
23613 (*extendhisi2_compact, movhi_i): Remove.
23614 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
23615 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
23616 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
23617 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
23618 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
23619 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
23620 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
23622 Add new peepholes for HImode displacement addressing.
23624 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23626 * config/sh/sh.h (SIDI_OFF): Remove.
23627 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
23628 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
23629 or operand_subword.
23631 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
23634 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
23635 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
23636 * doc/md.texi (Standard Names): Add bswap.
23637 * builtin-types.def (BT_UINT16): New primitive type.
23638 (BT_FN_UINT16_UINT16): New function type.
23639 * builtins.def (BUILT_IN_BSWAP16): New.
23640 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
23641 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
23642 expand_builtin_bswap.
23643 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
23644 (fold_builtin_1): Likewise.
23645 (is_inexpensive_builtin): Likewise.
23646 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
23647 missing bits for bswap to libcall code.
23648 * tree.c (build_common_tree_nodes): Build uint16_type_node.
23649 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
23650 (uint16_type_node): New define.
23651 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
23652 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
23654 (rs6000_init_builtins): Likewise.
23655 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
23657 2012-04-11 Tristan Gingold <gingold@adacore.com>
23659 * doc/extend.texi (Type Attributes): Move paragraph.
23661 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
23664 * diagnostic.h (show_caret): Declare.
23665 (caret_max_width): Declare.
23666 (diagnostic_show_locus): Declare.
23667 * diagnostic.c (diagnostic_initialize): Initialize to false.
23668 (diagnostic_show_locus): New.
23669 (diagnostic_report_diagnostic): Call it.
23670 (getenv_columns): New.
23671 (adjust_line): New.
23672 (diagnostic_set_caret_max_width): New.
23673 * input.c (read_line): New.
23674 (location_get_source_line): New.
23675 * input.h (location_get_source_line): Declare.
23676 * toplev.c (general_init): Initialize show_caret from options.
23677 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
23678 * opts.c (common_handle_option): Likewise.
23679 * pretty-print.h (pp_get_prefix): New.
23680 (pp_base_get_prefix): New.
23681 * common.opt (fdiagnostics-show-caret): New option.
23682 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
23684 2012-04-11 Richard Guenther <rguenther@suse.de>
23686 PR rtl-optimization/52881
23687 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
23689 2012-04-11 Richard Guenther <rguenther@suse.de>
23691 PR tree-optimization/52912
23692 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
23693 manipulation code we are threading through a loop header
23694 to an exit destination.
23696 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
23698 * tree.h (warn_if_unused_value): Move declaration from here.
23699 * stmt.c (warn_if_unused_value): Move definition from here.
23701 2012-04-10 Michael Matz <matz@suse.de>
23703 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
23705 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
23706 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
23707 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
23708 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
23709 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
23710 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
23711 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
23712 (vect_record_strided_load_vectors): Rename to
23713 vect_record_grouped_load_vectors.
23714 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
23715 Rename use of above macros.
23716 (vect_verify_datarefs_alignment): Ditto.
23717 (vector_alignment_reachable_p): Ditto.
23718 (vect_peeling_hash_get_lowest_cost): Ditto.
23719 (vect_enhance_data_refs_alignment): Ditto.
23720 (vect_analyze_group_access): Ditto and rename stride to groupsize.
23721 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
23722 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
23723 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
23724 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
23725 (vect_record_strided_load_vectors): Rename to
23726 vect_record_grouped_load_vectors.
23727 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
23728 (destroy_loop_vec_info): Ditto.
23729 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
23730 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
23731 (vect_analyze_slp): Ditto.
23732 (new_bb_vec_info): Ditto.
23733 (destroy_bb_vec_info): Ditto.
23734 (vect_schedule_slp_instance): Ditto and rename strided_store to
23736 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
23737 vect_cost_group_size.
23738 (vect_model_store_cost): Rename use of above macros and call
23739 to vect_cost_strided_group_size.
23740 (vect_model_load_cost): Ditto.
23741 (vectorizable_store): Ditto, rename strided_store to grouped_store
23742 and calls to renamed tree-vectorizer.h functions.
23743 (vectorizable_load): Ditto.
23744 (vect_transform_stmt): Rename use of above macros and strided_store
23747 2012-04-10 Jan Hubicka <jh@suse.cz>
23749 * cgraph.h: Remove misledaing comment on ipa-ref.h.
23750 (symtab_type): New enum.
23751 (symtab_node): New structure.
23752 (cgraph_node, varpool_node): Add symbol base type.
23753 (cgraph, varpool): New accestor functions.
23754 * cgraph.c (cgraph_create_node_1): Set symbol type.
23755 * varpool.c (varpool_node): Set symbol type.
23757 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
23758 Richard Sandiford <rdsandiford@googlemail.com>
23760 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
23762 2012-04-10 Richard Guenther <rguenther@suse.de>
23764 PR middle-end/52888
23765 * gimple-low.c (gimple_check_call_args): Properly account for
23766 compatible aggregate types.
23768 2012-04-10 Richard Guenther <rguenther@suse.de>
23770 * toplev.h (tree_rest_of_compilation): Remove.
23771 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23772 * cgraph.h (tree_rest_of_compilation): Declare.
23773 * tree-optimize.c (tree_rest_of_compilation): Move ...
23774 * cgraphunit.c (tree_rest_of_compilation): ... here.
23775 * cgraph.c (cgraph_add_new_function): Adjust.
23776 * Makefile.in (tree-optimize.o): Adjust.
23777 (cgraphunit.o): Likewise.
23779 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
23781 PR tree-optimization/52870
23782 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
23783 presumed pattern statement is within the same loop or basic block.
23785 2012-04-10 Tristan Gingold <gingold@adacore.com>
23787 * gengtype.c (main): Make uintptr_t a known type.
23789 2012-04-10 Richard Guenther <rguenther@suse.de>
23791 * tree-pass.h (tree_lowering_passes): Remove.
23792 * tree-optimize.c (tree_lowering_passes): Remove.
23793 * cgraph.c (cgraph_add_new_function): Inline relevant parts
23794 of tree_lowering_passes, avoid redundant call of early local passes.
23795 * cgraphunit.c (cgraph_lower_function): Fold into ...
23796 (cgraph_analyze_function): ... its single caller. Inline
23797 relevant parts of tree_lowering_passes.
23799 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
23802 * config/pa/pa.opt: Remove SIO and GNU_LD.
23804 2012-04-09 Jan Hubicka <jh@suse.cz>
23809 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
23810 boundary, add its target too.
23811 * lto.c (add_references_to_partition): Add also aliased nodes.
23812 (add_cgraph_node_to_partition,
23813 add_varpool_node_to_partition): Work on nodes, not functions/variables;
23814 when adding alias, add also the aliased object.
23816 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
23819 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
23820 VOIDmode immediate operands.
23821 * config/i386/constraints.md (Wz): New constraint.
23822 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
23824 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
23827 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
23828 the DECL generated for the special GOT helper.
23830 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
23832 * config/sh/constraints.md: Update list of constraints in
23834 (Sr0): Remove unused memory constraint.
23836 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
23838 * tree-pretty-print.h: Update comment.
23840 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
23842 * config/sh/sh.md: Use braced string notation where applicable.
23843 (*prefetch_i4, prefetch_m2a): Merge into ...
23844 (*prefetch): ... this new insn.
23846 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
23848 * config/sh/sh.h (high_life_started): Remove
23849 * config/sh/predicates.md (general_movdst_operand): Use
23850 'reload_in_progress' instead of 'high_life_started'.
23851 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
23852 divsi_inv_fp): Likewise.
23854 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
23856 * config/sh/sh-protos.h (prepare_move_operands): Return void
23858 * config/sh/sh.c (prepare_move_operands): Likewise.
23859 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
23861 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
23863 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
23864 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
23865 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
23866 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
23867 commutative_float_operator, noncommutative_float_operator,
23868 sh_handle_pragma): Remove.
23870 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
23872 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
23873 Use @option markup on command-line options. Use @samp markup on
23874 literal keywords to options. Use @code markup on code fragments.
23875 Use other markup in preference to quotation marks in the text.
23876 Add markup to some passages without any.
23878 2012-04-06 Mike Stump <mikestump@comcast.net>
23880 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
23882 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
23884 * config/sh/sh.c (hi_const): Remove.
23885 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
23888 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
23890 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
23892 * config/sh/sh.c (sh_expand_t_scc): Likewise.
23893 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
23894 calling sh_expand_t_scc.
23896 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
23898 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
23899 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
23900 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
23901 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
23902 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
23903 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
23904 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
23905 sh2a_is_function_vector_call): Use bool as return type.
23906 (sh_pass_in_reg_p): Remove.
23907 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
23908 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
23909 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
23910 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
23911 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
23912 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
23913 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
23914 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
23915 sh_loads_bankedreg_p): Use bool as return type.
23916 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
23917 'register' modifier.
23919 2012-04-06 Matt Turner <mattst88@gmail.com>
23921 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
23923 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
23925 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
23926 of the destination isn't also a FP_REGS register.
23928 2012-04-05 Teresa Johnson <tejohnson@google.com>
23929 H.J. Lu <hongjiu.lu@intel.com>
23931 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
23932 * config/i386/i386.md (move immediate to memory peephole2):
23933 Add cases for HImode move when LCP stall avoidance is needed.
23934 * config/i386/i386.c (initial_ix86_tune_features): Initialize
23935 X86_TUNE_LCP_STALL entry.
23937 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
23940 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
23941 CONST_INT operands, zero-extended with AND.
23943 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
23946 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
23947 first argument instead of mode size. Move displacement calculations
23949 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
23950 ... these new functions.
23951 (disp_adjust): Remove max_mov_disp field.
23952 (sh_legitimate_index_p): Use max_mov_insn_displacement and
23953 mov_insn_alignment_mask.
23954 (sh_address_cost): Use max_mov_insn_displacement.
23956 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
23958 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
23959 (arch_enabled): Handle new arch types.
23960 (one_cmpldi2): Add NEON support.
23962 2012-04-05 Richard Guenther <rguenther@suse.de>
23964 * gimple.c (walk_gimple_op): Compute val_only for the LHS
23965 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
23966 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
23967 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
23968 ... here and make static.
23969 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
23972 2012-04-05 Richard Guenther <rguenther@suse.de>
23974 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
23975 basic-block before removing it.
23977 2012-04-05 Richard Guenther <rguenther@suse.de>
23979 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
23980 version namespace as we release the freelist.
23982 2012-04-05 Richard Guenther <rguenther@suse.de>
23984 * tree-nrv.c (tree_nrv): Release VDEFs.
23985 * tree-sra.c (sra_modify_constructor_assign): Likewise.
23986 (sra_modify_assign): Likewise.
23987 * tree-vect-stmts.c (vect_remove_stores): Likewise.
23988 * tree-vect-loop.c (vect_transform_loop): Likewise.
23989 * tree-ssa-dom.c (optimize_stmt): Likewise.
23990 * tree-vect-slp.c (vect_schedule_slp): Likewise.
23991 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
23993 2012-04-05 Richard Guenther <rguenther@suse.de>
23995 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
23997 * gimple.h (gsi_remove): Adjust.
23998 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
23999 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
24000 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
24001 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
24002 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
24003 * tree-ssa-pre.c (eliminate): Likewise.
24005 2012-04-04 Mike Stump <mikestump@comcast.net>
24007 * doc/rtl.texi (const_double): Document as sign-extending.
24008 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
24009 * emit-rtl.c (immed_double_int_const): Refine to state the
24011 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
24012 CONST_DOUBLE integers.
24013 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
24014 negative values are converted. Fix conversions bigger than
24015 HOST_BITS_PER_WIDE_INT.
24016 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
24017 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
24018 * explow.c (plus_constant_mode): Add.
24019 (plus_constant): Implement with plus_constant_mode.
24020 * rtl.h (plus_constant_mode): Add.
24022 2012-04-04 Richard Guenther <rguenther@suse.de>
24024 PR tree-optimization/52808
24025 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
24026 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
24028 2012-04-04 Tristan Gingold <gingold@adacore.com>
24030 * expr.c (expand_expr_real_2): Handle larger sizetype in
24033 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
24035 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
24036 to m2a-single instead of m2e.
24038 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
24040 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
24041 Change type of BITOFFSET to signed. Make sure the lower bound of
24042 the computed range is non-negative by adjusting OFFSET and BITPOS.
24043 (expand_assignment): Adjust call to get_bit_range.
24045 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
24047 * h8300/h8300.c (h8300_current_function_monitor_function_p):
24048 New function. Added to check monitor functions.
24049 (h8300_option_override): Modified to generate error/warning
24050 messages for invalid combinations of different command line
24052 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
24053 save EXR on stack for monitor function in case of H8S target
24054 when "-mno-exr" is passed.
24055 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
24057 * doc/invoke.texi: Document H8S options.
24059 2012-04-03 Tristan Gingold <gingold@adacore.com>
24061 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
24062 of gcc_AC_FUNC_MMAP_BLACKLIST.
24063 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
24064 * Makefile.in (aclocal_deps): Add mmap.m4.
24065 * configure: Regenerate.
24066 * aclocal.m4: Regenerate.
24068 2012-04-03 Richard Guenther <rguenther@suse.de>
24070 PR tree-optimization/52808
24071 * tracer.c (tail_duplicate): Return whether we have duplicated
24073 (tracer): If we have duplicated any block, cleanup the CFG.
24074 * cfghooks.c (duplicate_block): If we duplicated a loop
24075 header but not its loop, destroy the loop because it now has
24077 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
24078 the cfg manipulation routines we are not creating a multiple
24081 2012-04-03 Tristan Gingold <gingold@adacore.com>
24083 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
24085 (vms_c_common_override_options): Allow parameterless variadic
24088 2012-04-03 Jakub Jelinek <jakub@redhat.com>
24090 PR tree-optimization/52835
24091 * tree-data-ref.c (build_rdg): Return NULL if
24092 compute_data_dependences_for_loop failed.
24094 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
24096 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
24097 for REAL_CST as well.
24098 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
24099 In the bitfield case, if the value is a REAL_CST, convert it first to
24102 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
24104 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
24105 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
24106 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
24108 * config/i386/biarchx32.h: New.
24110 2012-04-02 Anatoly Sokolov <aesok@post.ru>
24112 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
24113 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
24114 (arm_preferred_reload_class): New function.
24116 2012-04-02 Richard Guenther <rguenther@suse.de>
24118 PR tree-optimization/52756
24119 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
24120 (thread_through_loop_header): After threading through the loop latch
24121 remove the split part from the loop and clear further threading
24122 opportunities that would create a multiple entry loop.
24124 2012-04-02 Richard Guenther <rguenther@suse.de>
24126 PR rtl-optimization/52800
24127 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
24128 CLEANUP_CFG_CHANGED.
24130 2012-04-02 Richard Guenther <rguenther@suse.de>
24132 PR middle-end/52803
24133 * loop-init.c (gate_handle_loop2): Destroy loops here if
24134 we don't enter RTL loop optimizers.
24136 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
24139 2012-03-29 Richard Guenther <rguenther@suse.de>
24141 * rtl.h (extended_count): Remove.
24142 * combine.c (extended_count): Remove.
24144 2012-04-02 Dodji Seketeli <dodji@redhat.com>
24147 * pt.c (more_specialized_fn): Don't apply decay conversion to
24148 types of function parameters.
24150 2012-04-02 Tristan Gingold <gingold@adacore.com>
24152 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
24153 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
24154 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
24155 (ggc_pch_this_base): Use uintptr_t instead of size_t.
24157 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
24160 * config/i386/i386.c (ix86_option_override_internal): Don't
24161 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
24163 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
24165 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
24166 (stmt_can_make_abnormal_goto): Use it.
24167 (is_ctrl_altering_stmt): Likewise.
24169 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
24170 Kaz Kojima <kkojima@gcc.gnu.org>
24172 * config/sh/sh.c (push_regs): Skip banked registers when
24173 resbank attribute is specified.
24174 (sh_expand_epilogue): Likewise.
24176 2012-03-30 Richard Henderson <rth@redhat.com>
24179 * combine-stack-adj.c (prev_active_insn_bb): New.
24180 (next_active_insn_bb): New.
24181 (force_move_args_size_note): New.
24182 (combine_stack_adjustments_for_block): Use it.
24184 2012-03-30 Richard Henderson <rth@redhat.com>
24186 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
24187 (ix86_expand_vector_init_duplicate): Initialize it.
24188 (expand_vec_perm_palignr): Likewise.
24189 (ix86_expand_vec_perm_const): Likewise.
24190 (ix86_vectorize_vec_perm_const_ok): Likewise.
24191 (expand_vec_perm_blend): Use it.
24192 (expand_vec_perm_vpermil): Likewise.
24193 (expand_vec_perm_pshufb): Likewise.
24194 (expand_vec_perm_1): Likewise.
24195 (expand_vec_perm_pshuflw_pshufhw): Likewise.
24196 (expand_vec_perm_interleave2): Likewise.
24197 (expand_vec_perm_vpermq_perm_1): Likewise.
24198 (expand_vec_perm_vperm2f128): Likewise.
24199 (expand_vec_perm_interleave3): Likewise.
24200 (expand_vec_perm_vperm2f128_vblend): Likewise.
24201 (expand_vec_perm_vpshufb2_vpermq): Likewise.
24202 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
24203 (expand_vec_perm_broadcast): Likewise.
24204 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
24206 2012-03-30 Richard Henderson <rth@redhat.com>
24208 * dwarf2out.c (gen_variable_die): Initialize off.
24210 2012-03-30 Tristan Gingold <gingold@adacore.com>
24212 * config/vms/vms-f.c: New file.
24213 * config/vms/t-vms (vms-f.o): New rule.
24214 * config.gcc (*-*-*vms*): Define fortran_target_objs.
24216 2012-03-30 Richard Guenther <rguenther@suse.de>
24218 PR tree-optimization/52754
24219 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
24220 propagate arbitrary addresses into really plain dereferences.
24222 2012-03-30 Richard Guenther <rguenther@suse.de>
24224 PR middle-end/52772
24225 * except.c (emit_to_new_bb_before): Move loop updating ...
24226 (dw2_build_landing_pads): ... here. Use a proper block for
24227 querying the loop father.
24229 2012-03-30 Tristan Gingold <gingold@adacore.com>
24231 * config/ia64/ia64.c (ia64_section_type_flags): Remove
24232 common_object attribute handling.
24233 (SECTION_VMS_OVERLAY): Remove
24234 (ia64_vms_common_object_attribute): Replace abort with an assert.
24235 Do not set DECL_SECTION_NAME.
24236 (ia64_vms_output_aligned_decl_common): Handle common_object
24238 (ia64_vms_elf_asm_named_section): Remove.
24239 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
24241 2012-03-30 Richard Guenther <rguenther@suse.de>
24243 PR middle-end/52786
24244 * double-int.c (rshift_double): Remove not needed cast.
24246 2012-03-30 Richard Guenther <rguenther@suse.de>
24248 * tree-affine.h (print_aff): Remove.
24249 * tree-affine.c (print_aff): Make static.
24250 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
24251 (get_references_in_stmt): Likewise.
24252 (print_direction_vector): Likewise.
24253 (print_dir_vectors): Likewise.
24254 (print_dist_vectors): Likewise.
24255 (dump_subscript): Likewise.
24256 (dump_ddrs): Likewise.
24257 (dump_dist_dir_vectors): Likewise.
24258 (dump_data_references): Likewise.
24259 (dump_data_dependence_relation): Likewise.
24260 (dump_data_dependence_direction): Likewise.
24261 (dump_rdg_vertex): Likewise.
24262 (dump_rdg_component): Likewise.
24263 (debug_ddrs): Declare.
24264 (struct data_ref_loc_d): Move ...
24265 * tree-data-ref.c (struct data_ref_loc_d): ... here.
24266 (get_references_in_stmt): Make static.
24267 (dump_data_references): Likewise.
24268 (dump_subscript): Likewise.
24269 (print_direction_vector): Likewise.
24270 (print_dir_vectors): Likewise.
24271 (print_dist_vectors): Likewise.
24272 (dump_data_dependence_relation): Likewise.
24273 (dump_dist_dir_vectors): Likewise.
24274 (dump_ddrs): Likewise.
24275 (dump_rdg_vertex): Likewise.
24276 (dump_rdg_component): Likewise.
24277 (debug_ddrs): New function.
24278 (access_matrix_get_index_for_parameter): Remove.
24280 2012-03-30 Tristan Gingold <gingold@adacore.com>
24282 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
24283 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
24284 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
24285 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
24286 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
24287 (vms_patch_builtins): Handle new flags
24288 * config/vms/vms-crtlmap.map: Completed using nm on
24289 c and math system libraries.
24290 * config/vms/make-crtlmap.awk: Handle any number of flags.
24292 2012-03-30 Martin Jambor <mjambor@suse.cz>
24294 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
24295 is a builtin_stack_save in a dominating BB.
24297 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
24299 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
24300 crossing 128bit lane boundary.
24302 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
24304 * ira-color.c (setup_left_conflict_sizes_p): Process all
24305 conflicting objects.
24307 2012-03-29 Jakub Jelinek <jakub@redhat.com>
24309 PR tree-optimization/52760
24310 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
24311 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
24313 2012-03-29 Richard Guenther <rguenther@suse.de>
24315 * cgraph.h (cgraph_materialize_all_clones): Remove.
24316 (reset_inline_failed): Likewise.
24317 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
24318 * cgraphbuild.c (reset_inline_failed): Remove.
24319 * rtl.h (cse_main): Remove.
24320 (extended_count): Likewise.
24321 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
24322 (cse_main): Make static.
24323 * combine.c (extended_count): Remove.
24324 (dump_combine_stats): Mark as DEBUG_FUNCTION.
24325 * basic-block.h (reorder_basic_blocks): Remove.
24326 * bb-reorder.c (reorder_basic_blocks): Make static.
24327 * Makefile.in (dse.o): Remove dse.h dependency.
24329 * dse.c (gate_dse): Remove.
24330 (clear_alias_mode_eq): Likewise.
24331 (clear_alias_mode_hash): Likewise.
24332 (dse_record_singleton_alias_set): Likewise.
24333 (dse_invalidate_singleton_alias_set): Likewise.
24335 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
24337 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
24338 crtbegin_so%O%s for -shared.
24339 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
24341 2012-03-29 Richard Guenther <rguenther@suse.de>
24343 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
24344 (add_to_value): Remove.
24345 (print_value_expressions): Likewise.
24346 * tree-ssa-pre.c (add_to_value): Make static.
24347 (print_value_expressions): Likewise.
24348 * gimple.h (gimple_adjust_this_by_delta): Remove.
24349 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
24351 2012-03-29 Richard Guenther <rguenther@suse.de>
24353 PR middle-end/50708
24354 * double-int.h (rshift_double): Remove.
24355 * double-int.c (lshift_double): Use absu_hwi to make count positive.
24356 (rshift_double): Make static, take unsigned count argument,
24357 remove handling of negative count argument.
24358 (double_int_rshift): Dispatch to lshift_double.
24360 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
24362 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
24363 OPTION_MASK_ABI_64.
24365 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
24366 (SPEC_X32): Likewise.
24367 (MULTILIB_DEFAULTS): Likewise.
24369 * config/i386/i386.c (isa_opts): Remove -m64.
24370 (ix86_target_string): Properly handle -m32/-m64/-mx32.
24371 (ix86_option_override_internal): Properly
24372 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
24373 handle -m32, -m64 and -mx32.
24375 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
24376 with OPTION_ABI_X32. Moved after TARGET_LP64.
24377 (TARGET_LP64): Changed to OPTION_ABI_64.
24379 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
24380 (mx32): Replace ISA_X32 with ABI_X32.
24382 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
24384 * tree.c (tree_size) <VECTOR_CST>: New case.
24386 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
24388 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
24389 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
24391 2012-03-28 Jakub Jelinek <jakub@redhat.com>
24393 PR middle-end/52691
24394 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
24395 __builtin_va_start to __builtin_next_arg if the latter is
24396 builtin_decl_explicit_p rather than when it is not.
24398 PR middle-end/52750
24399 * tree-vect-generic.c (vector_element): Perform multiplication
24400 for pos in bitsizetype type instead of idx type.
24402 2012-03-28 Richard Guenther <rguenther@suse.de>
24404 * loop-init.c (loop_optimizer_init): If loops are preserved
24405 perform incremental initialization of required loop features.
24406 (loop_optimizer_finalize): If loops are to be preserved only
24407 clean up optional loop features.
24408 (rtl_loop_done): Forcefully free loops here.
24409 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
24410 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
24412 (construct_init_block): Likewise.
24413 (construct_exit_block): Likewise.
24414 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
24415 the CFG after expanding.
24416 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
24417 If we needed to calculate them, free them afterwards.
24418 * tree-pass.h (PROP_loops): New define.
24419 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
24420 * basic-block.h (CLEANUP_CFG_CHANGED): New.
24421 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
24422 (cleanup_cfg): If we did something and have loops around, fix them up.
24423 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
24424 with CLEANUP_CFG_CHANGED.
24425 * cfghooks.c (merge_blocks): If we merge a loop header into
24426 its predecessor, update the loop structure.
24427 (duplicate_block): If we copy a loop latch, adjust loop state
24428 to note we may have multiple latches.
24429 (delete_basic_block): Mark loops for fixup if we remove a loop.
24430 * cfganal.c (forwarder_block_p): Protect loop latches, headers
24432 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
24433 (cfg_layout_can_merge_blocks_p): Likewise.
24434 * cprop.c (bypass_block): If we create a loop with multiple
24435 entries, mark it for removal.
24436 * except.c (emit_to_new_bb_before): Add the new basic-block
24438 * tree-eh.c (lower_resx): Likewise.
24439 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
24440 (expand_omp_taskreg): Likewise.
24441 * tree-inline.c (initialize_cfun): Likewise.
24442 * tree-mudflap.c (add_bb_to_loop): Prototype.
24443 (mf_build_check_statement_for): Properly add new basic-blocks
24445 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
24446 if we remove a loop.
24447 (thread_through_loop_header): Likewise.
24448 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
24449 new basic-blocks to existing loops.
24450 (expand_transaction): Likewise.
24451 * Makefile.in (except.o): Add $(CFGLOOP_H).
24452 (expr.o): Likewise.
24453 (cgraph.o): Likewise.
24454 (cprop.o): Likewise.
24455 (cfgexpand.o): Likewise.
24456 (cfganal.o): Likewise.
24457 (trans-mem.o): Likewise.
24458 (tree-eh.o): Likewise.
24460 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
24463 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
24464 (avr_builtin_decl): New static function.
24465 (struct avr_builtin_description, avr_bdesc): Move up.
24466 Add GTY marker. Add field fndecl. Remove redundant field id.
24467 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
24468 (avr_expand_builtin): Code cleanup because .id is removed.
24470 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
24473 * config.gcc (tm_file): Remove avr/multilib.h.
24475 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
24477 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
24478 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
24479 * config/avr/t-avr: Remove generation of multilib.h.
24480 * config/avr/t-multilib: Regenerate.
24481 * config/avr/multilib.h: Remove.
24482 * config/avr/avr.opt (-msp8): New option.
24483 (avr_sp8): New variable.
24484 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
24485 * config/avr/avr.h (AVR_HAVE_SPH): New define.
24486 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
24487 (avr_device_to_sp8): New prototype.
24488 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
24489 (DRIVER_SELF_SPECS): New define.
24490 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
24491 __AVR_SP8__, __AVR_HAVE_SPH__.
24492 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
24493 AVR_HAVE_8BIT_SP to decide if SP_H is present.
24494 (avr_file_start): Ditto.
24496 2012-03-28 Jakub Jelinek <jakub@redhat.com>
24499 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
24500 instead of 8 in adjust_address.
24502 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
24504 PR middle-end/51893
24505 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
24508 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
24511 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
24512 Rearrange conditional logic. Move displacement address calculations
24514 (sh_find_mov_disp_adjust): ... this new function.
24516 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
24518 * config/arm/arm.opt (mapcs): Remove MaskExists.
24519 * config/cris/linux.opt (mno-gotplt): Likewise.
24520 * config/i386/i386.opt (mhard-float): Likewise.
24522 (mno-sse4): Likewise.
24523 * config/m68k/m68k.opt (mhard-float): Likewise.
24524 * config/mep/mep.op (mcop32): Likewise.
24525 * config/pa/pa-hpux.opt (msio): Likewise.
24526 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
24527 * config/picochip/picochip.opt (mlittle): Likewise.
24528 * config/sh/sh.opt (mrenesas): Likewise.
24529 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
24530 * config/sparc/sparc.opt (mhard-float): Likewise.
24531 * config/v850/v850.opt (mv850es): Likewise.
24532 * config/vax/vax.opt (mg-float): Likewise.
24534 2012-03-27 Martin Jambor <mjambor@suse.cz>
24536 PR middle-end/52693
24537 * tree-sra.c (sra_modify_assign): Do not call
24538 load_assign_lhs_subreplacements when working with an unscalarizable
24541 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
24544 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
24546 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
24547 * config/i386/i386.c: Include reload.h.
24548 (ix86_legitimize_reload_address): New function.
24550 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
24552 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
24553 hasn't been allocated. Define a target macro for Mask and
24554 InverseMask if it hasn't been defined. Remove MaskExists handling.
24556 * doc/options.texi: Remove MaskExists.
24558 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
24561 * config/sh/sh.c (find_barrier): Add equality check of last_got
24562 to avoid going above orig insn. Update comments.
24564 2012-03-27 Richard Guenther <rguenther@suse.de>
24566 PR middle-end/52720
24567 * fold-const.c (try_move_mult_to_index): Handle &x.array more
24570 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
24572 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
24573 of a unit before computing the offset in units.
24574 * expr.c (get_bit_range): Return the null range if the enclosing record
24575 is part of a larger bit field.
24577 2012-03-27 Tristan Gingold <gingold@adacore.com>
24579 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
24580 * config/ia64/ia64.md: Remove mode in template.
24581 Sign extend operand in expand_simple_binop.
24582 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
24583 CASE_VECTOR_MODE instead of TARGET_ILP32.
24584 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
24586 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
24588 * varasm.c (assemble_external): #if 0 out the new assert from the
24589 previous commit, it breaks the Java and Go front ends.
24591 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
24593 * toplev.c (check_global_declaration_1): Do not call assemble_external.
24594 * expr.c (emit_block_move_libcall_fn): Likewise.
24595 (clear_storage_libcall_fn): Likewise.
24596 (expand_expr_addr_expr_1): Likewise.
24597 (expand_expr_real_1): Likewise.
24598 * calls.c (rtx_for_function_call): Likewise.
24600 * varasm.c (assemble_external): Assert this function is only called
24601 during or after expanding to RTL.
24603 2012-03-26 Martin Jambor <mjambor@suse.cz>
24605 PR tree-optimization/50052
24606 * tree-sra.c (tree_non_aligned_mem_p): Removed.
24607 (tree_non_aligned_mem_for_access_p): Likewise.
24608 (build_accesses_from_assign): Removed strict alignment requirements
24610 (access_precludes_ipa_sra_p): Likewise.
24612 2012-03-26 Richard Guenther <rguenther@suse.de>
24614 PR tree-optimization/52701
24615 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
24616 compute and set the evolution part of PHI nodes.
24618 2012-03-26 Richard Guenther <rguenther@suse.de>
24620 PR tree-optimization/52721
24621 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
24623 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
24625 PR tree-optimization/52686
24626 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
24629 2012-03-26 Tristan Gingold <gingold@adacore.com>
24631 * config/alpha/vms.h (LINK_SPEC): Simplify.
24632 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
24633 (NAME__MAIN, SYMBOL__MAIN): Remove.
24634 (VMS_DEBUG_MAIN_POINTER): Remove.
24635 * config/ia64/vms.h: Likewise.
24636 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
24637 code to vms.c. Call vms_start_function.
24638 * config/ia64/ia64.c (ia64_start_function): Likewise.
24639 * config/vms/vms-protos.h (vms_start_function): Declare.
24640 * config/vms/vms.c (vms_start_function): New function.
24641 * config/vms/vms.h (MATH_LIBRARY): Define.
24642 (VMS_DEBUG_MAIN_POINTER): Define.
24644 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
24646 PR rtl-optimization/52629
24647 * reload1.c (count_pseudo): Short-circuit common case.
24648 (count_spilled_pseudo): Return early for pseudos without hard regs.
24649 Assert that the pseudo has got a hard reg before manipulating it.
24651 2012-03-24 Jan Hubicka <jh@suse.cz>
24654 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
24655 (decide_is_variable_needed): Do not handle toplevel reorder here.
24656 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
24657 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
24660 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
24662 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
24663 and str_bitsize instead of more convoluted expressions.
24665 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
24668 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
24670 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
24673 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
24675 2012-03-23 Martin Jambor <mjambor@suse.cz>
24677 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
24679 2012-03-23 Richard Guenther <rguenther@suse.de>
24681 PR tree-optimization/52678
24682 * tree-vectorizer.h (struct _stmt_vec_info): Add
24683 loop_phi_evolution_part member.
24684 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
24685 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
24686 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
24687 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24688 Use the cached evolution part and the PHI nodes value from
24689 the loop preheader edge instead of re-analyzing the evolution.
24691 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
24693 * config/mips/mips-tables.opt: Update.
24694 * config/mips/mips.md (processor): Add xlp.
24695 * config/mips/mips-cpus.def: Add xlp.
24696 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
24698 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
24699 * doc/invoke.texi: Mention XLP.
24701 2012-03-22 Jakub Jelinek <jakub@redhat.com>
24703 PR middle-end/52547
24704 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
24705 on any new_local_var_chain vars declared during recursing on
24706 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
24708 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
24710 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
24711 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
24712 (ASM_OUTPUT_LOCAL): Ditto.
24713 (ASM_OUTPUT_COMMON): Remove.
24714 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
24715 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
24717 2012-03-22 Jan Hubicka <jh@suse.cz>
24719 PR middle-end/51737
24720 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
24722 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
24723 * ipa-inline-transform.c (save_inline_function_body): Remove
24724 copied clone if needed.
24725 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
24727 2012-03-22 Richard Guenther <rguenther@suse.de>
24729 PR middle-end/52666
24730 * fold-const.c (fold_ternary_loc): Fix typo.
24732 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
24735 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
24736 (unspecv): Add UNSPECV_MEMORY_BARRIER.
24737 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
24738 (delay_cycles_1, delay_cycles_2): Ditto.
24739 (delay_cycles_3, delay_cycles_4): Ditto.
24740 (nopv, *nopv): Ditto.
24741 (sleep, *sleep): Ditto.
24742 (wdr, *wdr): Ditto.
24744 2012-03-22 Richard Guenther <rguenther@suse.de>
24746 PR tree-optimization/52548
24747 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
24748 because of clobbers.
24749 (prune_clobbered_mems): New function.
24750 (compute_antic_aux): Use it to prune ANTIC_OUT.
24751 (compute_partial_antic_aux): Use it to prune PA_IN.
24752 (compute_avail): Only insert expressions into EXP_GEN that are not
24753 invalidated when translated up to the beginning of the block.
24755 2012-03-22 Richard Guenther <rguenther@suse.de>
24757 PR tree-optimization/52638
24758 * tree-vect-stmts.c (vect_init_vector_1): New function, split
24760 (vect_init_vector): ... here. Handle scalar vector inits.
24761 (vect_get_vec_def_for_operand): Adjust.
24762 (vectorizable_load): Likewise.
24764 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
24766 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
24767 (alpha*-*-freebsd*): Ditto.
24768 (alpha*-*-netbsd*): Ditto.
24769 (alpha*-*-openbsd*): Ditto.
24770 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
24771 (DWARF2_DEBUGGING_INFO): Remove.
24772 (PREFERRED_DEBUGGING_TYPE): Remove.
24773 (ASM_FINAL_SPEC): Remove.
24774 (IDENT_ASM_OP): Remove.
24775 (ASM_OUTPUT_IDENT): Remove.
24776 (SKIP_ASM_OP): Remove.
24777 (ASM_OUTPUT_SKIP): Remove.
24778 (ALIGN_ASM_OP): Remove.
24779 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
24780 (ASM_OUTPUT_CASE_LABEL): Remove.
24781 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
24782 (COMMON_ASM_OP): Remove.
24783 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
24784 (ASCII_DATA_ASM_OP): Remove.
24785 (READONLY_DATA_SECTION_ASM_OP): Remove.
24786 (INIT_SECTION_ASM_OP): Remove.
24787 (FINI_SECTION_ASM_OP): Remove.
24788 (ASM_SECTION_START_OP): Remove.
24789 (ASM_OUTPUT_SECTION_START_FILE): Remove.
24790 (TARGET_ASM_NAMED_SECTION): Remove.
24791 (TARGET_ASM_SELECT_SECTION): Remove.
24792 (MAKE_DECL_ONE_ONLY): Remove.
24793 (TYPE_ASM_OP): Remove.
24794 (SIZE_ASM_OP): Remove.
24795 (ASM_WEAKEN_LABEL): Remove.
24796 (TYPE_OPERAND_FMT): Remove.
24797 (ASM_DECLARE_RESULT): Remove.
24798 (ASM_DECLARE_OBJECT_NAME): Remove.
24799 (ASM_FINISH_DECLARE_OBJECT): Remove.
24800 (ELF_ASCII_ESCAPES): Remove.
24801 (ELF_STRING_LIMIT): Remove.
24802 (STRING_ASM_OP): Remove.
24803 (ASM_OUTPUT_EXTERNAL): Remove.
24804 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
24805 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
24807 (ASM_DECLARE_FUNCTION_NAME): Ditto.
24808 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
24809 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
24810 (ASM_OUTPUT_SKIP): Ditto.
24811 (READONLY_DATA_SECTION_ASM_OP): Remove.
24812 (USER_LABEL_PREFIX): Remove.
24813 (ASM_OUTPUT_ASCII): Remove.
24814 (ASM_OUTPUT_CASE_LABEL): Remove.
24815 (NO_DOLLAR_IN_LABEL): Undefine.
24817 2012-03-22 Richard Guenther <rguenther@suse.de>
24819 PR tree-optimization/52459
24820 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
24821 PHI insertion for calls.
24823 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
24825 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
24826 find_sets_in_insn, canonicalize_insn): Split out from ...
24827 (cse_insn): ... here.
24828 (invalidate_from_clobbers): Take an insn instead of the pattern.
24830 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
24833 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
24834 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
24835 * config/sh/sh.md (sindf2, cosdf2): Remove.
24837 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
24840 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
24841 prologue for unwinder and profiler.
24843 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
24845 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
24846 Introduce emul_name to select the right linker emulation for
24847 powerpc64-*-freebsd*.
24848 * configure: Regenerate.
24849 * config.gcc: Add bits to support powerpc64-*-freebsd*.
24850 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
24851 * config/rs6000/freebsd64.h: New file.
24852 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
24854 (rs6000_savres_strategy): Likewise.
24855 (rs6000_savres_routine_name): Likewise.
24856 (rs6000_elf_file_end): Likewise.
24857 * config/rs6000/t-freebsd64: New file.
24858 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
24859 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
24861 * config/rs6000/freebsd64.h: Remove duplicated entries from last
24863 * config/rs6000/t-freebsd64: Likewise.
24865 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
24867 PR rtl-optimization/52543
24869 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
24870 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
24871 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
24872 (avr_load_libgcc_p): Restrict to __flash loads.
24873 (avr_out_lpm): Only handle 1-byte loads from __flash.
24874 (avr_load_lpm): New function.
24875 (avr_find_unused_d_reg): Remove.
24876 (avr_out_lpm_no_lpmx): Remove.
24877 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
24878 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
24879 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
24880 (load_<mode>, load_<mode>_clobber): New insns.
24881 (mov<mode>): For multi-byte move from non-generic
24882 16-bit address spaces: Expand to load_<mode> resp.
24883 load_<mode>_clobber.
24884 (load<mode>_libgcc): Remove expander.
24885 (split-lpmx): Remove split.
24887 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
24889 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
24890 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
24891 All callers changed.
24892 (Fixed_core_reg): New feature.
24893 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
24895 * neon-testgen.ml: Handle Fixed_core_reg.
24897 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
24899 * config/arm/arm.c (thumb2_reorg): Add complete support
24900 for 16-bit instructions.
24901 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
24903 2012-03-21 Richard Guenther <rguenther@suse.de>
24905 PR tree-optimizer/52636
24906 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
24907 to the appropriate type.
24909 2012-03-21 Richard Guenther <rguenther@suse.de>
24911 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
24913 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
24914 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
24915 * passes.c (init_optimization_passes): Remove pass_init_function,
24916 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
24917 * tree-pass.h (pass_init_function): Remove.
24918 (pass_jump): Remove.
24919 (pass_initial_value_sets): Remove.
24920 (pass_unshare_all_rtl): Remove.
24921 * integrate.c (pass_initial_value_sets): Remove.
24922 * emit-rtl.c (pass_unshare_all_rtl): Remove.
24923 * tree.h (init_function_for_compilation): Remove.
24924 * function.c (init_function_for_compilation): Remove.
24925 (pass_init_function): Remove.
24926 * cfgcleanup.c (rest_of_handle_jump): Remove.
24927 (pass_jump): Remove.
24929 2012-03-20 Jason Merrill <jason@redhat.com>
24931 * tree-streamer-in.c (streamer_alloc_tree): Call
24932 ggc_alloc_zone_cleared_tree_node instead of
24933 ggc_alloc_zone_cleared_tree_node_stat.
24935 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
24937 * doc/extend.texi (Template Instantiation): Remove anachronisms.
24939 2012-03-20 Jakub Jelinek <jakub@redhat.com>
24942 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
24943 (ix86_expand_vec_perm_const_1): Call it.
24945 * config/i386/i386.c (vselect_insn): New variable.
24946 (init_vselect_insn): New function.
24947 (expand_vselect, expand_vselect_insn): Add testing_p argument.
24948 Call init_vselect_insn if vselect_insn is NULL. Adjust
24949 PATTERN (vselect_insn), instead of creating a new insn each time,
24950 only emit a copy of it if not testing and recog has been successful.
24951 (expand_vec_perm_pshufb, expand_vec_perm_1,
24952 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
24956 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
24957 ("enabled" attribute): Handle avx2 and noavx2 isas.
24958 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
24960 (vec_dup<mode>): Add avx2 =x,x alternative.
24961 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
24962 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
24963 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
24964 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
24966 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
24967 if possible, handle also V8SFmode.
24969 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
24971 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
24972 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
24973 reg_or_zero_operand predicate.
24974 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
24976 2012-03-20 Jakub Jelinek <jakub@redhat.com>
24978 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
24979 If operand isn't UNSPEC, return 0.
24981 2012-03-20 Richard Guenther <rguenther@suse.de>
24983 * tree-pass.h (pass_rtl_eh): Remove.
24984 * except.c (gate_handle_eh): Likewise.
24985 (rest_of_handle_eh): Likewise.
24986 (pass_rtl_eh): Likewise.
24987 (finish_eh_generation): Export.
24988 * except.h (finish_eh_generation): Declare.
24989 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
24990 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
24991 after expanding stack alignment. Instead of compacting blocks
24994 2012-03-20 Richard Guenther <rguenther@suse.de>
24996 * stor-layout.c (finish_bitfield_representative): Fallback
24997 to conservative maximum size if the padding up to the next
24998 field cannot be computed as a constant.
24999 (finish_bitfield_layout): If we cannot compute the distance
25000 between the start of the bitfield representative and the
25001 bitfield member start a new representative.
25002 * expr.c (get_bit_range): The distance between the start of
25003 the bitfield representative and the bitfield member is zero
25004 if the field offsets are not constants.
25006 2012-03-20 Tristan Gingold <gingold@adacore.com>
25008 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
25009 convert in lowercase.
25010 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
25011 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
25012 * stor-layout.c (sizetype_tab): Adjust.
25013 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
25014 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
25015 instead of type_kind_last.
25016 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
25017 instead of size_int_kind.
25018 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
25019 * doc/tm.texi: Regenerate.
25020 * defaults.h (SIZETYPE): Provide a default value.
25021 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
25022 (SIZETYPE): Define.
25024 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
25026 * config/sh/sh.md: Use braced string notation where applicable.
25028 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25030 * config/i386/i386.md (allocate_stack): Simplify.
25032 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25034 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
25035 copy_to_mode_reg (Pmode, ...).
25036 (expand_builtin_frame_address): Ditto.
25037 * expr.c (emit_block_move_via_libcall): Ditto.
25038 (set_storage_via_libcall): Ditto.
25040 * config/i386/i386.c (ix86_expand_movmem): Ditto.
25041 (ix86_expand_setmem): Ditto.
25042 (ix86_trampoline_init): DItto.
25043 * config/i386/i386.md (cmpstrnsi): Ditto.
25045 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
25047 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
25048 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
25049 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
25050 (SH Options): Likewise.
25052 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25054 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
25055 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
25056 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
25057 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
25058 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
25061 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25063 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
25064 * config/i386/i386.c (ix86_decompose_address): Use
25065 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
25066 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
25067 thread pointer to a register.
25070 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
25072 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
25073 if Pmode != word_mode.
25074 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
25075 Pmode == SImode for TARGET_X32.
25077 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
25078 (tls_initial_exec_x32): Likewise.
25080 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
25083 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
25084 DISP_ADDR_OFFSET): New macros.
25085 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
25086 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
25087 (sh_legitimize_address): Add QImode displacement handling.
25088 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
25090 (sh_secondary_reload): Add QImode displacement handling.
25091 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
25092 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
25093 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
25094 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
25095 to register operands only.
25096 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
25097 (extendqihi2): Change insn to expander.
25098 (*extendqihi2_compact_reg): New insn.
25099 (movqi_i, movqi): Replace with ...
25100 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
25101 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
25102 Add new peepholes for QImode displacement addressing.
25104 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
25107 * doc/invoke.texi: Document -Wuseless-cast.
25109 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
25111 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
25112 * tree.h (handled_component_p): Reorder cases.
25113 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
25114 not initialize unsignedp.
25115 (loc_list_from_tree): Likewise.
25116 (fortran_common): Likewise.
25117 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
25119 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25121 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
25122 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
25123 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
25124 (ix86_split_long_move): Ditto.
25125 (legitimize_tls_address): Use ix86_gen_sub3.
25126 (construct_plt_address): Assert that Pmode == DImode.
25128 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
25130 * config/i386/i386.md: Remove empty predicates and/or constraints.
25131 * config/i386/sync.md: Ditto.
25132 * config/i386/sse.md: Ditto.
25133 * config/i386/mmx.md: Ditto.
25134 * config/i386/pentium.md: Ditto.
25135 * config/i386/athlon.md: Ditto.
25137 2012-03-16 Richard Guenther <rguenther@suse.de>
25139 PR tree-optimization/52603
25140 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
25144 2012-03-14 Richard Guenther <rguenther@suse.de>
25146 PR tree-optimization/52571
25147 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
25148 flag_section_anchors check ...
25149 (vect_can_force_dr_alignment_p): ... here.
25151 2012-03-16 Martin Jambor <mjambor@suse.cz>
25153 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
25154 memory through MEM_REFs by calling extract_bit_field.
25156 2012-03-16 Richard Guenther <rguenther@suse.de>
25158 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
25159 and REFERENCE_TYPE interpretations.
25160 (can_native_interpret_type_p): New function.
25161 (fold_ternary_loc): Use native encode/interpret to fold
25162 BIT_FIELD_REFs of constants.
25164 2012-03-16 Richard Guenther <rguenther@suse.de>
25166 PR middle-end/52584
25167 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
25168 of vector constants and constructors.
25170 2012-03-16 Richard Guenther <rguenther@suse.de>
25172 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
25173 VIEW_CONVERT_EXPR to convert constants.
25174 (vect_is_simple_use): Treat all constants as vec_constant_def.
25176 2012-03-16 Richard Guenther <rguenther@suse.de>
25177 Kai Tietz <ktietz@redhat.com>
25179 PR middle-end/48814
25180 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
25181 side-effects completely in the pre-queue and use a temporary
25184 2012-03-16 Richard Guenther <rguenther@suse.de>
25186 * stor-layout.c (finish_bitfield_representative): Fall back
25187 to the conservative maximum size if we cannot compute the
25188 size of the tail padding.
25190 2012-03-16 Tristan Gingold <gingold@adacore.com>
25192 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
25193 __CRTL_VER and __VMS_VER.
25194 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
25195 and vms_c_get_vms_ver.
25196 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
25198 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
25199 (VMS_DEFAULT_VMS_VER): Define.
25200 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
25201 (VMS_DEFAULT_VMS_VER): Define.
25203 2012-03-16 Richard Guenther <rguenther@suse.de>
25205 * tree-vect-loop.c (get_initial_def_for_induction): Use
25206 build_constructor directly.
25207 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
25208 build_vector_from_val.
25209 * tree.c (build_vector_from_val): Avoid creating a constructor
25210 first when we want a constant vector.
25212 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25214 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
25216 2012-03-16 Richard Guenther <rguenther@suse.de>
25218 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
25219 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
25220 (struct tree_vector): Remove elements member, add variable size
25222 (build_vector_stat): Declare.
25223 (build_vector): Define in terms of build_vector_stat.
25224 * tree.c (build_vector): Rename to ...
25225 (build_vector_stat): ... this. Take array of trees as parameter.
25226 (build_vector_from_ctor): Adjust.
25227 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
25228 initializer_zerop): Adjust.
25229 * cfgexpand.c (expand_debug_expr): Likewise.
25230 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
25231 const_vector_from_tree): Likewise.
25232 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
25233 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
25234 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
25235 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
25236 (lto_input_ts_vector_tree_pointers): Adjust.
25237 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
25238 (write_ts_vector_tree_pointers): Adjust.
25239 * varasm.c (const_hash_1, compare_constant, copy_constant,
25240 output_constant): Adjust.
25241 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
25242 * print-tree.c (print_node): Adjust.
25243 * tree-pretty-print.c (dump_generic_node): Adjust.
25244 * tree-vect-generic.c (uniform_vector_p, vector_element,
25245 lower_vec_perm): Adjust.
25246 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
25247 * tree-vect-slp.c (vect_get_constant_vectors,
25248 vect_transform_slp_perm_load): Adjust.
25249 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
25250 * expmed.c (make_tree): Adjust.
25251 * config/i386/i386.c (ix86_expand_builtin): Adjust.
25252 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
25253 and implementation.
25254 (sparc_fold_builtin): Adjust.
25256 2012-03-16 Tristan Gingold <gingold@adacore.com>
25258 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
25259 * config/vms/vms-stdint.h: New file.
25261 2012-03-16 Tristan Gingold <gingold@adacore.com>
25263 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
25264 (ia64-hp-*vms*): Replaced by ...
25265 (*-*-*vms*): ... This new entry.
25267 2012-03-15 Jakub Jelinek <jakub@redhat.com>
25270 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
25271 (ix86_expand_vec_perm_const_1): Use it.
25274 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
25275 (avx2_permv4df): Remove.
25276 (avx2_permv4di): Macroize into...
25277 (avx2_perm<mode>): ... this using VI8F_256 iterator.
25278 (avx2_permv4di_1): Macroize into...
25279 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
25281 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
25283 * combine.c (apply_distributive_law): Do not distribute SUBREG.
25285 2012-03-15 Ira Rosen <irar@il.ibm.com>
25286 Ulrich Weigand <ulrich.weigand@linaro.org>
25288 * tree-vect-patterns.c (widened_name_p): Rename to ...
25289 (type_conversion_p): ... this. Add new argument to determine
25290 if it's a promotion or demotion operation. Check for
25291 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
25292 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
25294 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
25295 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
25297 (vect_recog_mixed_size_cond_pattern): Likewise and allow
25298 non-constant then and else clauses.
25300 2012-03-15 Ira Rosen <irar@il.ibm.com>
25301 Ulrich Weigand <ulrich.weigand@linaro.org>
25303 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
25304 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
25305 vect_pattern_recog.
25306 * tree-vect-patterns.c (widened_name_p): Pass basic block
25307 info to vect_is_simple_use.
25308 (vect_recog_dot_prod_pattern): Fail for basic blocks.
25309 (vect_recog_widen_sum_pattern): Likewise.
25310 (vect_handle_widen_op_by_const): Support basic blocks.
25311 (vect_operation_fits_smaller_type,
25312 vect_recog_over_widening_pattern): Likewise.
25313 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
25314 Update call to vect_is_simple_use.
25315 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
25317 (check_bool_pattern): Add an argument, update call to
25318 vect_is_simple_use and the recursive calls.
25319 (vect_recog_bool_pattern): Update relevant function calls.
25321 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
25322 (vect_pattern_recog_1): Check for reduction only in loops.
25323 (vect_pattern_recog): Add new argument. Support basic blocks.
25324 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
25325 info to vect_is_simple_use_1.
25326 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
25327 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
25329 2012-03-15 Jakub Jelinek <jakub@redhat.com>
25330 Andrew Pinski <apinski@cavium.com>
25332 PR middle-end/52592
25333 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
25334 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
25335 calls instead of __builtin_ir{int,ound}*.
25337 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
25339 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
25342 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
25344 * config.gcc (target_type_format_char): New. Document it. Set it for
25346 * configure.ac (gnu_unique_option): Use target_type_format_char
25347 in test. Comment rationale.
25348 * configure: Regenerate .
25350 2012-03-15 Jakub Jelinek <jakub@redhat.com>
25352 PR tree-optimization/52267
25353 * tree-vrp.c (masked_increment): New function.
25354 (register_edge_assert_for_2): Derive ASSERT_EXPRs
25355 from (X & CST1) cmp CST2 tests.
25357 2012-03-15 Richard Guenther <rguenther@suse.de>
25359 PR middle-end/52580
25360 * tree-data-ref.c (subscript_dependence_tester_1): Check
25361 all dimensions for non-conflicting access functions.
25363 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
25366 * doc/invoke.texi [C++ Language Options]: Document
25367 -ftemplate-backtrace-limit.
25369 2012-03-15 Tristan Gingold <gingold@adacore.com>
25371 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
25372 before a parameter.
25374 2012-03-15 Tristan Gingold <gingold@adacore.com>
25376 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
25377 use DW_OP_call_frame_cfa.
25379 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
25382 * config/i386/i386-opts.h (pmode): New.
25384 * config/i386/i386.c (ix86_option_override_internal): Properly
25385 check and set ix86_pmode.
25387 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
25389 * config/i386/i386.opt (maddress-mode=): New.
25391 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
25393 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25395 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
25396 (dwarf2out_do_cfi_asm): Likewise.
25397 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
25399 (add_data_member_location_attribute): Likewise.
25400 (gen_array_type_die): Likewise.
25401 (gen_subprogram_die): Likewise.
25402 (gen_producer_string): Likewise.
25403 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
25404 Remove MIPS_DEBUGGING_INFO handling.
25405 (sdb_debug_hooks): Likewise.
25406 (sdbout_begin_block): Likewise.
25407 (sdbout_end_block): Likewise.
25408 (sdbout_begin_prologue): Likewise.
25409 (sdbout_start_source_file): Likewise.
25410 (sdbout_end_source_file): Likewise.
25411 (sdbout_init): Likewise.
25412 * system.h (MIPS_DEBUGGING_INFO): Poison.
25414 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25416 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
25417 (alpha_file_start) [MS_STAMP]: Remove.
25419 * config/alpha/elf.h (TARGET_GAS): Remove.
25420 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
25421 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
25422 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
25423 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
25424 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
25425 (alpha*-*-freebsd*): Likewise.
25426 (alpha*-*-netbsd*): Likewise.
25427 (alpha*-*-openbsd*): Likewise.
25428 (alpha*-*-*): Remove target_cpu_default2.
25429 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
25431 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
25432 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
25433 * config/alpha/alpha.c (print_operand): Always assume
25434 TARGET_AS_SLASH_BEFORE_SUFFIX.
25435 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
25436 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
25437 ("*builtin_setjmp_receiver_er_1"): Remove.
25438 * config/alpha/alpha.opt (malpha-as): Remove.
25440 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
25442 Remove DEC Unix reference.
25444 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
25445 (EXTENDED_COFF): Remove.
25446 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
25447 (EXTENDED_COFF): Don't undef.
25448 * config/alpha/alpha.c (alpha_file_start): Always assume
25450 Don't set targetm.asm_file_start_file_directive.
25451 [!OBJECT_FORMAT_ELF]: Remove.
25452 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
25454 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
25455 (DBX_DEBUGGING_INFO): Remove.
25456 (MIPS_DEBUGGING_INFO): Remove.
25457 (PREFERRED_DEBUGGING_TYPE): Remove.
25458 (DBX_OUTPUT_SOURCE_LINE): Remove.
25459 (SDB_OUTPUT_SOURCE_LINE): Remove.
25460 (DBX_CONTIN_LENGTH): Remove.
25461 (NO_DBX_FUNCTION_END): Remove.
25462 (ASM_STABS_OP): Remove.
25463 (ASM_STABN_OP): Remove.
25464 (ASM_STABD_OP): Remove.
25465 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
25466 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
25467 (PUT_SDB_DEF): Remove.
25468 (PUT_SDB_PLAIN_DEF): Remove.
25469 (PUT_SDB_TYPE): Remove.
25470 (sdb_label_count): Remove.
25471 (PUT_SDB_BLOCK_START): Remove.
25472 (PUT_SDB_BLOCK_END): Remove.
25473 (PUT_SDB_FUNCTION_START): Remove.
25474 (PUT_SDB_FUNCTION_END): Remove.
25475 (PUT_SDB_EPILOGUE_END): Remove.
25476 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
25477 (MIPS_DEBUGGING_INFO): Don't undef.
25478 (DBX_DEBUGGING_INFO): Don't undef.
25479 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
25480 (MIPS_DEBUGGING_INFO): Don't undef.
25481 (DBX_DEBUGGING_INFO): Don't undef.
25482 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
25483 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
25485 (alpha_start_function): Likewise.
25486 (sdb_label_count): Remove.
25487 (alpha_output_filename): Remove DBX_DEBUG handling.
25488 (alpha_file_start): Likewise.
25490 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25492 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
25493 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
25494 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
25496 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
25497 (ld_tls_support): Remove Solaris 8 references.
25498 (lwp_dir, lwp_spec): Remove support for alternate thread library.
25499 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
25500 * configure: Regenerate.
25501 * config.in: Regenerate.
25503 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
25504 * config/i386/sol2.h: Remove Solaris 8 references.
25506 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
25507 (i?86-*-solaris2.9): ... this.
25508 Remove Solaris 8 references.
25509 (Specific, *-*-solaris2*): Document Solaris 8 removal.
25510 Remove Solaris 8 references.
25512 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25514 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
25515 (mips-sgi-irix6.5*): Remove.
25516 * config.host (mips-sgi-irix*): Remove.
25517 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
25518 (set_have_as_tls): Remove *-*-irix6*.
25519 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
25520 * configure: Regenerate.
25522 * config/mips/iris6.h: Remove.
25523 * config/mips/iris6.opt: Remove.
25524 * config/mips/t-irix6: Remove.
25526 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
25527 (TARGET_IRIX6): Remove.
25528 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
25529 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
25530 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
25532 (mips_file_start): Likewise.
25533 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
25535 * config/mips/driver-native.c [__sgi__]: Remove.
25536 (host_detect_local_cpu) [__sgi__]: Remove.
25538 * config/mips/gnu-user.h: Remove iris5.h reference.
25540 * config/mips/mips-modes.def: Remove IRIX 6 reference.
25541 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
25542 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
25545 * gcc.c (main): Move asm_debug initialization ...
25546 (asm_debug): ... here.
25548 * ginclude/stddef.h (__STDDEF_H__): Don't define.
25550 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
25551 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
25552 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
25553 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
25554 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
25555 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
25557 * doc/tm.texi: Regenerate.
25559 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
25561 (MIPS Options, -march): Remove IRIX reference.
25562 * doc/install.texi (Binaries, SGI IRIX): Remove.
25563 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
25565 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
25567 2012-03-14 Martin Jambor <mjambor@suse.cz>
25569 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
25570 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
25571 (expand_expr_real_1): Do not handle misalignment if modifier is
25574 2012-03-14 Richard Guenther <rguenther@suse.de>
25576 PR middle-end/52584
25577 * tree-vect-generic.c (type_for_widest_vector_mode): Take
25578 element type instead of mode, use build_vector_type_for_mode
25579 instead of the langhook, build a vector of proper signedness.
25580 (expand_vector_operations_1): Adjust.
25582 2012-03-14 Richard Guenther <rguenther@suse.de>
25584 PR middle-end/52582
25585 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
25586 a cgraph node for a FUNCTION_DECL that comes from a constructor.
25587 (gimple_get_virt_method_for_binfo): Likewise.
25589 2012-03-14 Richard Guenther <rguenther@suse.de>
25591 PR tree-optimization/52571
25592 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
25593 flag_section_anchors check ...
25594 (vect_can_force_dr_alignment_p): ... here. Do not re-align
25595 DECL_COMMON variables.
25597 2012-03-14 Richard Guenther <rguenther@suse.de>
25599 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
25600 * stor-layout.c (start_bitfield_representative): New function.
25601 (finish_bitfield_representative): Likewise.
25602 (finish_bitfield_layout): Likewise.
25603 (finish_record_layout): Call finish_bitfield_layout.
25604 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
25605 for QUAL_UNION_TYPE fields.
25606 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
25607 Stream DECL_BIT_FIELD_REPRESENTATIVE.
25608 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
25610 PR middle-end/52080
25611 PR middle-end/52097
25612 PR middle-end/48124
25613 * expr.c (get_bit_range): Unconditionally extract bitrange
25614 from DECL_BIT_FIELD_REPRESENTATIVE.
25615 (expand_assignment): Adjust call to get_bit_range.
25617 2012-03-14 Richard Guenther <rguenther@suse.de>
25619 PR middle-end/52578
25620 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
25621 the outermost conversion is a sign-change only.
25622 (fold_binary_loc): Disregard widening and sign-changing
25623 conversions when we determine if two variables are equal
25625 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
25626 (T1)x if the outermost conversion is a sign-change only.
25628 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
25631 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
25633 * config/i386/predicates.md (constant_call_address_operand): Declare
25634 as special predicate. Update all uses.
25636 2012-03-13 Jakub Jelinek <jakub@redhat.com>
25639 * c-parser.c (c_parser_postfix_expression)
25640 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
25642 * config/i386/smmintrin.h: Avoid /* within a comment.
25643 * config/i386/nmmintrin.h: Likewise.
25645 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25647 * config/i386/i386.md (xbegin): Remove constraint from expander.
25649 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25651 * config/i386/predicates.md (constant_call_address_operand): Declare
25652 as special predicate. Update all uses.
25653 * config/i386/i386.md: Remove mode from constant_call_address_operand
25655 * config/i386/i386.c (ix86_output_call_insn): Call
25656 constant_call_address_operand with VOIDmode.
25658 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25660 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
25661 AND zero extended address correctly.
25663 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25665 * config/i386/predicates.md (tls_symbolic_operand): Declare as
25667 (tls_modbase_operand): Ditto.
25668 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
25669 tls_modbase_operand predicates.
25671 2012-03-13 Martin Jambor <mjambor@suse.cz>
25673 * expr.c (expand_assignment): Handle misaligned scalar writes to
25674 memory through top-level MEM_REFs by calling store_bit_field.
25676 2012-03-13 Richard Guenther <rguenther@suse.de>
25678 PR middle-end/52134
25679 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
25680 if Y is a constant multiple of 1 << CST.
25682 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
25685 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
25686 offset (size) to a value the insns can deal with.
25687 (expand_epilogue): Ditto.
25689 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
25691 * config/arm/neon.ml (ops): Fixup expected instructions for
25692 unsigned vector compares.
25694 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25696 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
25697 addresses only when %reg is not in word mode.
25699 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25701 * config/microblaze/microblaze.md: Fix typo.
25702 * tree-if-conv.c: Likewise.
25703 * tree-vect-patterns.c: Likewise.
25705 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25707 * config.gcc (extra_passes): Remove.
25708 * configure.ac (extra_passes): Don't substitute.
25709 * configure: Regenerate.
25710 * Makefile.in (EXTRA_PASSES): Remove.
25711 (GCC_PASSES): Remove $(EXTRA_PASSES).
25712 (MOSTLYCLEANFILES): Likewise.
25713 (native): Likewise.
25714 (install-common): Likewise.
25716 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25718 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
25719 * config/i386/i386.c (ix86_decompose_address): Use
25720 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
25721 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
25722 thread pointer to a register.
25724 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
25726 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
25727 on tls_symbolic_operand.
25728 (tls_global_dynamic_64_<mode>): Likewise.
25730 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
25733 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
25734 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
25736 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
25739 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
25740 type from reg_class_t to enum reg_class.
25741 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
25743 2012-03-12 Andrew Pinski <apinski@cavium.com>
25745 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
25746 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
25747 (value_replacement): Likewise.
25748 (empty_block_p): Check also if the PHIs for the block are empty.
25750 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
25753 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
25754 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
25755 r184615 from 2012-02-28.
25757 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
25759 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
25760 (ix86_gen_tls_local_dynamic_base_64): Likewise.
25761 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
25762 and ix86_gen_tls_local_dynamic_base_64.
25763 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
25764 ix86_gen_tls_local_dynamic_base_64.
25766 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
25767 (*tls_global_dynamic_64_<mode>): This.
25768 (tls_global_dynamic_64): Renamed to ...
25769 (tls_global_dynamic_64_<mode>): This.
25770 (*tls_local_dynamic_base_64): Renamed to ...
25771 (*tls_local_dynamic_base_64_<mode>): This.
25772 (tls_local_dynamic_base_64): Renamed to ...
25773 (tls_local_dynamic_base_64_<mode>): This.
25775 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
25777 * config/i386/i386.c (ix86_option_override_internal): Properly
25778 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
25779 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
25780 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
25781 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
25783 * config/i386/sse.md (sse3_monitor64): Renamed to ...
25784 (sse3_monitor64_<mode>): This.
25786 2012-03-12 Tristan Gingold <gingold@adacore.com>
25788 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
25789 (ia64_function_arg_advance): Ditto.
25791 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25793 * config.gcc (mips*-*-openbsd*): Remove.
25794 * config/mips/openbsd.h: Remove.
25795 * config/mips/sdb.h: Remove.
25797 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
25798 * config/mips/mips.c (sdb_label_count): Remove.
25799 (mips_debugger_offset): Remove #if 0 code.
25800 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
25801 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
25803 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25805 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
25806 binutils reference.
25807 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
25808 Update binutils references.
25809 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
25810 Update binutils reference.
25811 Update Sun as/GNU ld caveat.
25812 Document binutils largefile requirement for LTO plugin.
25813 Remove reference to alternate libpthread.
25815 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25817 * config.gcc (alpha*-dec-osf5.1*): Remove.
25818 * config.host (alpha*-dec-osf*): Remove.
25819 * configure.ac (*-*-osf*): Remove.
25820 (alpha*-dec-osf*): Remove.
25821 * configure: Regenerate.
25823 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
25824 config/alpha/va_list.h, config/alpha/x-osf: Remove.
25826 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
25827 * config/alpha/alpha.c (struct machine_function): Update comment.
25828 (alpha_start_function): Remove Tru64 UNIX as handling for
25830 * config/alpha/alpha.md ("exception_receiver"): Remove
25831 TARGET_LD_BUGGY_LDGP.
25832 ("*exception_receiver_2"): Likewise.
25833 * except.c (finish_eh_generation): Remove Tru64 reference.
25834 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
25835 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
25836 * target.def (handle_pragma_extern_prefix): Remove.
25838 * Makefile.in (mips-tfile.o-warn): Remove.
25839 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
25840 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
25841 * mips-tdump.c, mips-tfile.c: Remove.
25843 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
25845 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
25846 (Specific, alpha*-dec-osf5.1): Note removal.
25847 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
25849 * doc/tm.texi: Regenerate.
25850 * doc/trouble.texi (Cross-Compiler Problems): Remove.
25852 2012-03-12 Richard Guenther <rguenther@suse.de>
25854 * config/arm/arm.c (neon_dereference_pointer): Do not call
25855 covert during RTL expansion.
25857 2012-03-12 Tristan Gingold <gingold@adacore.com>
25859 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
25860 Options. Mention -mpointer-size.
25862 2012-03-12 Richard Guenther <rguenther@suse.de>
25864 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
25865 build_nonstandard_integer_type.
25867 2012-03-12 Richard Guenther <rguenther@suse.de>
25869 * tree.c (signed_or_unsigned_type_for): Use
25870 build_nonstandard_integer_type.
25871 (signed_type_for): Adjust documentation.
25872 (unsigned_type_for): Likewise.
25873 * tree-pretty-print.c (dump_generic_node): Use standard names
25874 for non-standard integer types if available.
25876 2012-03-12 Tristan Gingold <gingold@adacore.com>
25878 * config/vms/vms.opt: Add vms-opts.h header.
25879 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
25881 (-mvms-return-codes): Document.
25882 (-mpointer-size): New option.
25883 (vms_pointer_size): Add enumeration.
25884 * config/vms/vms-opts.h: New file.
25885 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
25886 __INITIAL_POINTER_SIZE.
25887 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
25888 (C_COMMON_OVERRIDE_OPTIONS): Define.
25889 (DWARF2_ADDR_SIZE): Define.
25890 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
25891 * config/vms/vms-protos.h (vms_c_common_override_options):
25893 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
25894 if -mno-pointer-size.
25895 (vms_c_common_override_options): New function.
25896 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
25897 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
25898 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
25899 and flag_vms_pointer_size.
25900 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
25901 * config.gcc (*-*-*vms*): Define xm_file.
25902 (alpha*-dec-*vms*): Do not define xm_file.
25903 (alpha64-dec-*vms*): Remove.
25904 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
25907 2012-03-12 Jakub Jelinek <jakub@redhat.com>
25909 PR tree-optimization/51721
25910 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
25911 if (int) unsvar cmp CST.
25913 2012-03-12 Richard Guenther <rguenther@suse.de>
25915 * tree-sra.c (create_access_replacement): Only rename the replacement
25916 if we can rewrite it into SSA form. Properly mark register typed
25917 replacements that we cannot rewrite with TREE_ADDRESSABLE.
25918 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
25919 for aggregate or BLKmode results.
25921 2012-03-12 Jakub Jelinek <jakub@redhat.com>
25923 PR tree-optimization/52533
25924 * tree-vrp.c (register_edge_assert_for_2): Use double_int
25925 type for mask, only handle shifts by non-zero in-range
25926 shift count, for LE_EXPR and GT_EXPR if new_val is
25927 maximum, don't add the assertion.
25929 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
25931 * doc/invoke.texi: Document -mrtm option.
25932 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
25933 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
25934 (ix86_handle_option): Handle OPT_mrtm.
25935 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
25937 (x86_64-*-*): Ditto.
25938 * i386-builtin-types.def (INT_FTYPE_VOID): New.
25939 * config/i386/i386-c.c (ix86_target_macros_internal): Define
25941 (ix86_target_string): Define -mrtm option.
25943 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
25945 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
25946 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
25947 IX86_BUILTIN_XTEST.
25948 (bdesc_special_args): Ditto.
25949 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
25950 (ix86_expand_special_args_builtin): Handle new built-in type.
25951 (ix86_expand_builtin): Handle XABORT instruction.
25952 * config/i386/i386.h (TARGET_RTM): New.
25953 * config/i386/i386.md (UNSPECV_XBEGIN): New.
25954 (UNSPECV_XEND): Ditto.
25955 (UNSPECV_XABORT): Ditto.
25956 (UNSPECV_XTEST): Ditto.
25963 * config/i386/i386.opt (mrtm): New.
25964 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
25965 * config/i386/rtmintrin.h: New header.
25966 * config/i386/xtestintrin.h: Ditto.
25968 2012-03-12 Tristan Gingold <gingold@adacore.com>
25970 * ginclude/stddef.h: Adjust previous patch.
25971 Use __VMS__ instead of VMS.
25973 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
25975 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
25976 Also convert sequences with CC setting arithmetic instruction.
25978 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
25980 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
25981 from C Language Options to Preprocessor Options.
25982 (C Dialect Options): Move -no-integrated-cpp documentation
25984 (Preprocessor Options): ...to here. Rewrite the description
25985 so it makes more sense, and remove discussion of merging front ends.
25987 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
25989 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
25991 (ix86_expand_setmem): Likewise.
25993 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
25995 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
25998 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
26000 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
26001 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
26003 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
26005 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
26007 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
26009 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
26012 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
26013 Uros Bizjak <ubizjak@gmail.com>
26015 * config/i386/predicates.md (call_insn_operand): Allow
26016 constant_call_address_operand in Pmode only.
26017 (sibcall_insn_operand): Ditto.
26018 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
26019 (*call_vzeroupper): Ditto.
26021 (*sibcall_vzeroupper): Ditto.
26022 (*call_value): Ditto.
26023 (*call_value_vzeroupper): Ditto.
26024 (*sibcall_value): Ditto.
26025 (*sibcall_value_vzeroupper): Ditto.
26026 (*indirect_jump): Ditto.
26027 (*tablejump_1): Ditto.
26028 (indirect_jump): Convert memory address to word mode for TARGET_X32.
26029 (tablejump): Ditto.
26030 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
26033 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
26036 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
26037 Use movrt_negc instead of negc pattern for non-SH2A.
26038 (*movnegt): Remove.
26039 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
26041 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
26043 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
26044 if Pmode != word_mode.
26045 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
26046 Pmode == SImode for TARGET_X32.
26048 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
26049 (tls_initial_exec_x32): Likewise.
26051 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
26053 PR rtl-optimization/52528
26054 * combine.c (can_combine_p): Add setting of subst_low_luid
26055 before call to expand_field_assignment().
26057 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
26059 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
26060 and related program names.
26062 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
26064 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
26066 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
26069 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
26070 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
26071 to set code to 'q'.
26072 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
26073 (*movdi_internal_rex64): Use %E operand modifier for lea.
26074 (*movsi_internal): Ditto.
26076 (*lea<mode>_2): Ditto.
26077 (*lea_{3,4,5,6}_zext): Ditto.
26078 (*tls_global_dynamic_32_gnu): Ditto.
26079 (*tls_global_dynamic_64): Ditto.
26080 (*tls_dynamic_gnu2_lea_32): Ditto.
26081 (*tls_dynamic_gnu2_lea_64): Ditto.
26082 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
26084 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
26086 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
26087 redefine to be NULL if the current bit-size is different from the
26088 configured bit-size.
26090 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
26091 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
26092 set the default tuning. Add asserts to make sure the cpu and tune
26093 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
26094 test whether the index is set, instead of > 0.
26095 (rs6000_file_start): Do not reset the default cpu if the current
26096 bit-size is different from the configured bit-size.
26098 2012-03-09 Tristan Gingold <gingold@adacore.com>
26100 * config/vms/vms-crtlmap.map: Add comments.
26101 Add entries needed to build Ada RTS.
26103 2012-03-09 Tristan Gingold <gingold@adacore.com>
26105 * ginclude/stddef.h: Do not define __size_t on VMS.
26107 2012-03-09 Tristan Gingold <gingold@adacore.com>
26109 * c-tree.h (c_default_pointer_mode): New variable.
26110 * c-decl.c (c_default_pointer_mode): New variable.
26111 (c_build_pointer_type): New function.
26112 (grokdeclarator): Call c_build_pointer_type instead
26113 of build_pointer_type.
26115 * config/vms/vms-c.c: Include c-tree.h
26116 (saved_pointer_mode): New variable.
26117 (handle_pragma_pointer_size): New function.
26118 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
26119 (vms_c_register_pragma): Register __pointer_size and
26120 __required_pointer_size pragmas.
26122 2012-03-09 Tristan Gingold <gingold@adacore.com>
26124 * config/vms/vms-c.c (vms_construct_include_filename): New function.
26125 (vms_c_register_includes): Reference it.
26127 2012-03-09 Andrew Pinski <apinski@cavium.com>
26129 PR middle-end/51988
26130 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
26131 print_generic_expr.
26132 (tree_ssa_phiopt_worker): Go through all the PHIs for
26133 value_replacement instead of just the singleton one.
26134 (value_replacement): Change return type to int. Return 0 instead of
26136 Allow the middle basic block to contain more than just the defining
26138 Handle non empty middle basic blocks.
26139 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
26141 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
26143 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
26144 array reference and component reference.
26145 (analyze_scalar_evolution_for_address_of): New.
26147 2012-03-08 Jie Zhang <jzhang918@gmail.com>
26150 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
26151 (hwloop_pattern_reg): Fix set but not used warning.
26152 (bfin_reorg_loops): Remove unused parameter.
26153 (bfin_reorg): Update use of bfin_reorg_loops.
26155 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
26157 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
26158 with integer parameters in registers.
26159 (gen_push): Push register in word_mode instead of Pmode.
26160 (ix86_emit_save_regs): Likewise.
26161 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
26162 (gen_pop): Pop register in word_mode instead of Pmode.
26163 (ix86_emit_restore_regs_using_pop): Likewise.
26164 (ix86_expand_prologue): Replace Pmode with word_mode for push
26165 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
26166 restore RAX and R10 in word_mode.
26167 (ix86_emit_restore_regs_using_mov): Restore integer registers
26169 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
26171 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
26172 (ix86_split_long_move): Likewise.
26174 * config/i386/i386.md (W): New.
26175 (*push<mode>2_prologue): Replace :P with :W.
26176 (*pop<mode>1): Likewise.
26177 (*pop<mode>1_epilogue): Likewise.
26178 (push/pop peephole2): Use word_mode scratch registers.
26180 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
26182 * config/i386/predicates.md (indirect_branch_operand): Simplify.
26184 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
26186 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
26187 for constants in [-63,63].
26189 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
26193 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26195 * config/i386/i386.c (ix86_print_operand_address): Only handle
26196 zero-extended DImode addresses.
26198 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26200 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
26201 * configure: Regenerate.
26203 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
26206 * config/avr/avr.c (avr_mem_clobber): New static function.
26207 (avr_expand_delay_cycles): Add memory clobber operand to
26208 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
26209 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
26210 (enable_interrupt, disable_interrupt): New expander.
26211 (nopv, sleep, wdr): New expanders.
26212 (delay_cycles_1): Add memory clobber.
26213 (delay_cycles_2): Add memory clobber.
26214 (delay_cycles_3): Add memory clobber.
26215 (delay_cycles_4): Add memory clobber.
26216 (cli_sei): New insn from former "enable_interrupt",
26217 "disable_interrupt" with memory clobber.
26218 (*wdt): New insn from former "wdt" with memory clobber.
26219 (*nopv): Similar, but for "nopv".
26220 (*sleep): Similar, but for "sleep".
26222 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
26223 Kaz Kojima <kkojima@gcc.gnu.org>
26226 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
26227 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
26228 (SUBTARGET_OVERRIDE_OPTIONS): Define.
26230 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
26232 * config/i386/predicates.md (x86_64_zext_general_operand): New.
26233 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
26234 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
26236 2012-03-07 Walter Lee <walt@tilera.com>
26238 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
26239 REG_CFA_* notes for the stack pointer.
26240 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
26241 EH_RETURN_STACKADJ_RTX.
26242 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
26243 generate REG_CFA_* notes for the stack pointer.
26244 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
26245 by EH_RETURN_STACKADJ_RTX.
26247 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26249 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
26250 when __AVR_3_BYTE_PC__ is defined.
26252 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
26254 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
26255 (ix86_print_operand): Handle '^'.
26256 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
26257 using P mode iterator. Add %^ to asm template to conditionally emit
26259 (*rep_movdi_rex64): Ditto.
26260 (*strsetdi_rex_1): Ditto.
26261 (*rep_stosdi_rex64): Ditto.
26262 (*strmov{si,hi,qi}_1): Add %^ to asm template to
26263 conditionally emit addr32 prefix.
26264 (*rep_mov{si,qi}): Ditto.
26265 (*strset{si,hi,qi}): Ditto.
26266 (*rep_stos{si,qi}): Ditto.
26267 (*cmpstrnqi_nz_1): Ditto.
26268 (*cmpstrnqi_1): Ditto.
26269 (*strlenqi_1): Ditto.
26271 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
26273 * config/i386/i386.c (function_value_64): Return pointers in
26274 word_mode instead of Pmode.
26275 (ix86_promote_function_mode): Likewise.
26277 2012-03-07 Richard Guenther <rguenther@suse.de>
26279 * coverage.c (get_gcov_type): Use type_for_mode.
26280 (get_gcov_unsigned_t): Likewise.
26281 * expr.c (store_constructor): Use type_for_mode.
26282 (try_casesi): Likewise.
26283 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
26284 (add_standard_iv_candidates): Use standard type trees.
26285 * dojump.c (do_jump): Remove dead code.
26287 2012-03-07 Richard Guenther <rguenther@suse.de>
26289 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
26291 2012-03-07 Richard Guenther <rguenther@suse.de>
26293 * convert.c (strip_float_extensions): Move ...
26294 * tree.c (strip_float_extensions): ... here.
26296 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26299 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
26301 2012-03-07 Richard Guenther <rguenther@suse.de>
26303 * omp-low.c (extract_omp_for_data): Use signed_type_for.
26304 (expand_omp_for_generic): Likewise.
26305 (expand_omp_for_static_nochunk): Likewise.
26306 (expand_omp_for_static_chunk): Likewise.
26307 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
26308 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
26309 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
26310 Use unsigned_type_for.
26311 (vect_create_cond_for_align_checks): Use signed_type_for.
26313 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
26315 PR rtl-optimization/52203
26316 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
26317 all callers to pass NULL except ...
26318 (reset_sched_cycles_in_current_ebb): ... here, save the value
26319 in new variable 'empty'. Increase issue_rate only for
26322 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
26325 * Makefile.in: Let install-gcc-ar depend on installdirs,
26326 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
26327 Don't double canonicalize if cross-compiling.
26329 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26332 * config/avr/avr.c (expand_epilogue): Fix order of restoration
26333 to: RAMPZ, RAMPY, RAMPX, RAMPD.
26334 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
26336 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26339 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
26341 * config/avr/avr.md (xload_8): Adjust insn length.
26343 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26346 * config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
26347 if RAMPZ affects reading from RAM.
26349 2012-03-07 Richard Guenther <rguenther@suse.de>
26353 * doc/invoke.texi (Precompiled Headers): Remove sentence that
26354 suggests you can include PCHs from inside another header.
26356 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
26358 PR middle-end/52515
26359 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
26361 2012-03-07 Kai Tietz <ktietz@redhat.com>
26363 * doc/invoke.texi (fwritable-relocated-rdata): Document
26364 new Cygwin/MinGW target option.
26365 * config/i386/winnt.c (i386_pe_unique_section): Ignore
26366 reloc if flag -fwritable-relocated-rdata is not set.
26367 (i386_pe_section_type_flags): Likewise.
26368 * config/i386/cygming.opt (fwritable-relocated-rdata):
26369 Add new flag variable flag_writable_rel_rdata.
26371 2012-03-07 Richard Guenther <rguenther@suse.de>
26373 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
26374 precision against gimple constraints.
26376 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
26378 PR middle-end/52372
26379 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
26381 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
26382 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
26384 (init_emit_regs): Move associated initialization to...
26385 (init_emit_once): ...here.
26387 2012-03-06 Richard Henderson <rth@redhat.com>
26389 * config/m68k/m68k.h (ISA_HAS_TAS): New.
26390 * config/m68k/sync.md (atomic_test_and_set): Use it.
26391 (atomic_test_and_set_1): Likewise.
26393 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
26396 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
26397 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
26398 (vector_ltgt<mode>): Likewise.
26399 (vector_ordered<mode>): Likewise.
26400 (vector_unordered<mode>): Likewise.
26401 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
26403 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
26405 * trans-mem.c: New typedef for tm_region_p.
26406 Define vector types for tm_region_p.
26407 (tm_region_init): Replace region_worklist to a vector called
26410 2012-03-06 Richard Guenther <rguenther@suse.de>
26412 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
26413 MEM_REF with constant pointer operand.
26415 2012-03-06 Richard Guenther <rguenther@suse.de>
26417 PR middle-end/52493
26418 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
26420 2012-03-06 Tristan Gingold <gingold@adacore.com>
26422 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
26423 (external_model_kind): Improve documentation.
26424 (vms_pragma_extern_model): Handle relaxed_redef.
26425 (vms_c_register_pragma): Allow expansion for nomember_alignment.
26427 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
26429 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
26430 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
26431 Some more notes on EIND usage and reorder EIND subsection.
26433 2012-03-06 Tristan Gingold <gingold@adacore.com>
26435 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
26436 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
26438 2012-03-06 Tristan Gingold <gingold@adacore.com>
26440 * config/vms/t-vmsnative (version): Define.
26441 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
26443 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
26445 PR rtl-optimization/52250
26446 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
26447 to put note list into. Unconditionally call move_bb_info.
26448 (move_bb_info): Do not assert the blocks being in the same region,
26449 just drop the note list if they are not.
26451 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
26454 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
26455 and use unified expansion logic.
26456 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
26457 closer to the existing movt insn.
26458 (negc): Rename insn to *negc. Add new expander.
26459 (movnegt): Use xor pattern for T bit negation. Reserve helper
26460 constant for negc pattern.
26461 (*movnegt): New insn and splitter.
26463 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
26465 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
26468 2012-03-05 Richard Henderson <rth@redhat.com>
26470 * genemit.c (main): Include "target.h" in insn-emit.c.
26471 * Makefile.in (insn-emit.o): Depend on TARGET_H.
26472 * config/sh/sync.md (atomic_test_and_set): Reference
26473 targetm.atomic_test_and_set_trueval instead of
26474 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
26476 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
26478 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
26481 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
26483 * langhooks.c (add_builtin_type): New function.
26484 * langhooks.h (add_builtin_type): Export it.
26485 * config/mep/mep.c (mep_init_builtins): Use it.
26486 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
26488 2012-03-05 Jakub Jelinek <jakub@redhat.com>
26491 * tree.h (BLOCK_SAME_RANGE): Define.
26492 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
26493 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
26494 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
26495 isn't equal to supercontext fragment's fragment chain.
26496 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
26498 (blocks_nreverse_all): Likewise.
26499 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
26500 BLOCK_SUPERCONTEXT to supercontext fragment instead of
26501 supercontext fragment's fragment origin.
26502 * dwarf2out.c (add_high_low_attributes): If stmt has the same
26503 range as its parent (or parents thereof etc.), use the parent's
26504 DW_AT_ranges value instead of creating a new .debug_ranges range.
26506 2012-03-05 Richard Henderson <rth@redhat.com>
26509 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
26510 * omp-low.c (expand_omp_atomic): Assume anything aligned to
26511 BIGGEST_ALIGNMENT is aligned.
26513 2012-03-05 Richard Henderson <rth@redhat.com>
26515 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
26516 * config/sh/sh.c: ... here.
26518 2012-03-05 Richard Henderson <rth@redhat.com>
26521 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
26522 instead of calling negqi2 directly.
26524 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
26526 PR middle-end/52463
26527 * trans-mem.c (tm_region_init): Use last_basic_block.
26529 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
26531 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
26532 * config/sh/sync.md (atomic_test_and_set): New expander.
26533 (tasb, atomic_test_and_set_soft): New insns.
26534 * config/sh/sh.opt (menable-tas): New option.
26535 * doc/invoke.texi (SH Options): Document it.
26537 2012-03-05 Richard Guenther <rguenther@suse.de>
26539 * cfgloop.c (verify_loop_structure): Verify dominators before
26541 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
26542 dominators from here.
26543 * graphite-scop-detection.c (create_sese_edges): Likewise.
26544 * loop-doloop.c (doloop_optimize_loops): Likewise.
26545 * loop-init.c (loop_optimizer_init): Likewise.
26546 * loop-unroll.c (unroll_and_peel_loops): Likewise.
26547 * loop-unswitch.c (unswitch_loops): Likewise.
26548 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
26549 * tree-parloops.c (parallelize_loops): Likewise. Verify
26550 only when checking is enabled.
26551 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
26553 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
26555 * genautomata.c (parse_automata_opt): New static function.
26556 (initiate_automaton_gen): Remove all option handling code. Remove
26557 argc argument. All callers changed.
26558 (main): Call init_rtx_reader_args_cb with the new function as argument.
26560 2012-03-05 Richard Guenther <rguenther@suse.de>
26562 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
26563 * tree-if-conv.c (combine_blocks): Free post-dominator info
26565 * tree-parloops.c (create_parallel_loop): Free and re-compute
26566 dominator info after breaking it.
26568 2012-03-05 Richard Guenther <rguenther@suse.de>
26570 PR middle-end/52353
26571 * optabs.h (trapv_unoptab_p): New function.
26572 (trapv_binoptab_p): Likewise.
26573 * optabs.c (expand_binop): Use emit_libcall_block_1 with
26574 a proper equiv_may_trap argument.
26575 (expand_unop): Likewise.
26576 (emit_libcall_block_1): Take extra argument whether the
26577 instruction may trap. Renamed from ...
26578 (emit_libcall_block): ... this. New wrapper.
26580 2012-03-05 Jakub Jelinek <jakub@redhat.com>
26582 PR tree-optimization/51721
26583 * tree-vrp.c (register_edge_assert_for_2): If comparing
26584 lhs of right shift by constant with an integer constant,
26585 add ASSERT_EXPRs for the rhs1 of the right shift.
26587 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
26589 2012-03-05 Richard Guenther <rguenther@suse.de>
26591 * tree.c (integer_zerop): Handle VECTOR_CSTs.
26592 (integer_onep): Likewise.
26593 (integer_all_onesp): Likewise.
26595 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
26597 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
26599 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26601 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
26602 instead of TARGET_64BIT.
26604 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26606 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
26609 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26611 * config/i386/i386.c (ix86_print_operand_address): Only handle
26612 zero-extended DImode addresses.
26614 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
26616 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
26617 taken and cputaken as bool.
26619 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
26621 * config/i386/constraints.md (Ya): New internal constraint.
26622 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
26623 (*zero_extendsidi2_rex64): Add x,x alternative.
26624 (*zero_extendsidi2): Ditto. Add o,0 alternative.
26625 Remove flags reg clobber. Adjust corresponding splits.
26626 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
26627 zero_extendqisi2 expanders using SWI12 mode iterator.
26628 (zero_extend<mode>si2_and): Macroize insn from
26629 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
26631 (*zero_extend<mode>si2): Macroize insn from
26632 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
26633 (*zero_extend*2_movzbl_and): Remove insn patterns.
26634 (zero_extendqihi2_and): Merge corresponding splitter.
26635 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
26636 (*zero_extend*2_movzbl_and): Remove insn patterns.
26637 (*anddi_1): Split TYPE_IMOVX instructions.
26638 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
26640 (and->zext splitter): Add splitter pattern.
26641 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
26643 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
26645 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
26647 (Debugging Options): Likewise.
26648 (Optimize Options): Likewise.
26649 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
26650 with other architectures. Use official processor names with correct
26651 spelling/capitalization. Fix formatting and grammar issues.
26652 (i386 and x86-64 Windows Options): Similar cleanup here.
26654 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
26656 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
26658 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
26660 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
26661 DBX_REGISTER_NUMBER.
26663 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
26665 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
26666 operand is CONST_INT. Take COSTS_N_INSNS into account.
26667 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
26670 2012-03-02 Richard Henderson <rth@redhat.com>
26672 * optabs.c (expand_atomic_test_and_set): Honor
26673 atomic_test_and_set_trueval even when atomic_test_and_set
26674 optab is not in use.
26676 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
26680 * config/sh/sh.c (sh_register_move_cost): Increase cost between
26681 GENERAL_REGS and FP_REGS for SImode.
26683 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26686 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
26687 (absdi2): New expander.
26688 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
26690 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26692 * config/sh/sync.md (atomic_exchange<mode>): New expander.
26693 (atomic_exchange<mode>_soft): New insn.
26695 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26697 * config/sh/sync.md: Update copyright notice dates.
26698 (atomic_compare_and_swap<mode>): Use SImode for return value instead
26700 (atomic_compare_and_swap<mode>_soft): Likewise.
26702 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26705 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
26706 * config/sh/sh.c: Update copyright notice dates.
26707 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
26708 alignment for TARGET_HARD_SH4.
26709 (sh_option_override): Reduce default function alignment. Set
26710 loop alignment to 4 bytes when not optimizing for size.
26712 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
26714 PR middle-end/50335
26715 * doc/invoke.texi (floop-flatten): Remove.
26716 * toplev.c (process_options): Remove references to flag_loop_flatten.
26717 * tree-ssa-loop.c (gate_graphite_transform): Same.
26718 * common.opt (floop-flatten): Obsolete.
26719 * graphite-poly.c (apply_poly_transforms): Remove reference to
26721 * Makefile.in (graphite-flattening.o): Remove.
26722 * graphite-flattening.c: Remove.
26724 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
26726 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
26727 having mode compatible with the mode of previous compare. Substitute
26728 compare mode of previous compare with the mode, compatible
26729 with eliminated and previous compare.
26731 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
26733 * config/rs6000/dfp.md (floatdidd2): New define_insn.
26735 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
26737 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
26738 compatible with CCGOCmode and CCGCmode.
26740 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
26742 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
26744 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
26746 * config/arm/arm.c (arm_sat_operator_match): New function.
26747 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
26748 * config/arm/arm.md ("insn" attribute): Add "sat" value.
26749 ("SAT", "SATrev"): New code iterators.
26750 ("SATlo", "SAThi"): New code iterator attributes.
26751 ("*satsi_<SAT:code>"): New pattern.
26752 ("*satsi_<SAT:code>_shift"): Likewise.
26753 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
26754 and "shift" attributes.
26755 ("arm_usatsihi"): Add "insn" attribute.
26756 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
26757 by powers of two. Do not allow shift by 32.
26759 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
26762 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
26763 to pass the argument in the register of "natural" mode.
26765 2012-03-02 Richard Guenther <rguenther@suse.de>
26767 PR tree-optimization/52406
26768 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
26769 (struct indices): Add unconstrained_base member.
26770 (struct dr_alias): Remove unused vops member.
26771 (DR_UNCONSTRAINED_BASE): New define.
26772 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
26773 add indices to allow their disambiguation. Make DR_BASE_OBJECT
26774 be an artificial access that covers the whole indexed object,
26775 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
26776 plain decl base-objects to their MEM_REF variant.
26777 (dr_may_alias_p): When the base-object of either data reference
26778 has unknown size use only points-to information.
26779 (compute_affine_dependence): Make dumps easier to read and
26781 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
26782 DR_REF when looking for packed references.
26783 (vect_supportable_dr_alignment): Likewise.
26785 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
26787 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
26788 Improve conditions for peepholes of loads followed by commutative
26790 * config/arm/ldmstm.md: Regenerated.
26792 2012-03-02 Richard Guenther <rguenther@suse.de>
26794 * BASE-VER: Set to 4.8.0.
26796 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
26798 * config.gcc (obsolete): Add all ARM targets using the FPA.
26799 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
26800 * doc/install.texi: Avoid references to obsolete ARM ports.
26802 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
26804 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
26806 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
26807 Joern Rennecke <joern.rennecke@embecosm.com>
26809 * doc/extend.texi: Expand and update information on interrupt
26810 attribute for Epiphany.
26812 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
26814 * config/sh/sh-protos.h: Update copyright notice dates.
26815 * config/sh/sh.h: Likewise.
26816 * config/sh/sh.md: Likewise.
26817 * config/sh/constraints.md: Likewise.
26818 * config/sh/predicates.md: Likewise.
26820 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
26822 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
26823 * config/sh/sh.c (tertiary_reload_operand): Likewise.
26825 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
26827 * config/sh/constraints.md: Fix comment typo.
26829 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26832 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
26833 unsigned HOST_WIDE_INT.
26834 (zvdep_imm64): Likewise.
26835 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
26836 (vdepi_and): Likewise.
26837 Likewise for unamed 64-bit patterns.
26838 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
26840 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
26843 PR rtl-optimization/52417
26844 * cselib.c (cselib_any_perm_equivs): New variable.
26845 (cselib_reset_table): Check that it's not set when not
26846 preserving constants.
26847 (cselib_add_permanent_equiv): Set it.
26848 (cselib_have_permanent_equivalences): New.
26849 (cselib_init, cselib_finish): Reset it.
26850 * cselib.h (cselib_have_permanent_equivalences): Declare.
26851 * alias.c (get_addr): Restore earlier behavior when there
26852 aren't permanent equivalences.
26854 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
26856 * config/mn10300/mn10300-modes.def: Fix copyright notice.
26857 * config/v850/v850-modes.def: Fix copyright notice.
26859 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
26861 * doc/extend.texi (AVR Built-in Functions): Document
26862 __builtin_avr_flash_segment.
26864 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
26865 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
26866 (*split.flash_segment): New insn-and-split.
26867 * config/avr/avr.c (avr_init_builtins): Add local variables:
26868 const_memx_void_node, const_memx_ptr_type_node,
26869 char_ftype_const_memx_ptr.
26871 2012-03-01 Jakub Jelinek <jakub@redhat.com>
26873 PR tree-optimization/52445
26874 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
26875 add ssa_name_ver, offset and size fields and change store field
26877 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
26878 (add_or_mark_expr): Likewise. Only consider previous stores
26879 with the same size and offset.
26880 (nt_init_block): Only look at gimple_assign_single_p stmts,
26881 doesn't look at rhs2.
26883 2012-03-01 Richard Guenther <rguenther@suse.de>
26885 PR middle-end/52443
26886 * tree-cfg.c (verify_gimple_assign_unary): Allow any
26887 conversions from integral types to pointer types.
26889 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
26891 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
26892 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
26893 unintentionally removed in r184616.
26895 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26897 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
26900 2012-02-29 Jakub Jelinek <jakub@redhat.com>
26901 Uros Bizjak <ubizjak@gmail.com>
26904 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
26905 alternatives, add "e" constraint to the new last alternative
26906 and ! to last 3 alternatives.
26908 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
26910 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
26911 DW_AT_artificial attributes at the end of the processing.
26912 (gen_array_type_die): Likewise.
26913 (gen_enumeration_type_die): Likewise.
26914 (gen_struct_or_union_type_die): Likewise.
26915 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
26918 2012-02-29 Jakub Jelinek <jakub@redhat.com>
26920 PR middle-end/52419
26921 * expr.c (expand_assignment): If doing misaligned store that doesn't
26922 cover all mode bits, perform a RMW cycle.
26924 PR tree-optimization/52429
26925 * tree-parloops.c (separate_decls_in_region_debug): Return early
26926 if var is LABEL_DECL.
26928 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26930 PR tree-optimization/52424
26931 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
26932 calling dom_thread_across_edge.
26934 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
26936 * config/avr/avr.c: Move definition of TARGET macros to end of file.
26938 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
26940 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
26941 * config/avr/avr.c (avr_output_bld): Remove unused function.
26942 (avr_out_sbxx_branch): Use "%T" to print bit position.
26944 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
26946 * config/avr/avr.md: Untabify.
26948 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
26950 * config/avr/avr.md (eqne): New code iterator.
26951 (*dec-and-branchsi): Use it in text peephole's condition.
26952 (*dec-and-branchhi): Ditto.
26953 (*dec-and-branchqi): Ditto.
26955 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
26958 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
26959 the device does not have the skip-bug.
26961 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
26963 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
26964 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
26965 -mpretend-cmove): New.
26967 2012-02-29 Jakub Jelinek <jakub@redhat.com>
26970 * df.h (struct df_d): Adjust comment that hard_regs_live_count
26971 doesn't count DEBUG_INSN refs.
26972 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
26973 for DEBUG_INSN refs.
26975 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26979 2012-02-20 Richard Guenther <rguenther@suse.de>
26980 PR tree-optimization/52298
26981 * tree-vect-stmts.c (vectorizable_load): Properly use
26982 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
26984 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
26986 PR middle-end/51752
26987 * gimple.h (gimple_in_transaction): New.
26988 (gimple_set_in_transaction): New.
26989 (struct gimple_statement_base): Add in_transaction field.
26990 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
26992 (tree_ssa_lim_initialize): Compute transaction bits.
26993 * tree.h (compute_transaction_bits): Protoize.
26994 * trans-mem.c (tm_region_init): Use the heap to store BB
26996 (compute_transaction_bits): New.
26998 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27000 * gcc.c (display_help): Document --help=common and sort entries
27003 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27005 * doc/install.texi: Document check-$LANG specific shortcuts
27007 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
27010 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
27012 * config/arm/arm_neon.h: Regenerate.
27013 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
27014 (neon_vcgeu): New insn.
27015 (neon_vcgtu): Likewise.
27016 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
27017 (ops): Unsigned comparison intrinsics call a different builtin.
27019 2012-02-28 Richard Guenther <rguenther@suse.de>
27022 * config/i386/i386.c (ix86_expand_vector_set): Fix element
27023 ordering for the VEC_CONCAT for two element vectors for
27024 V2SFmode, V2SImode and V2DImode.
27026 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
27029 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
27030 detecting big-endian triplets.
27032 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
27034 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
27035 mode if there is no type information available.
27037 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
27039 PR tree-optimization/53207
27040 * doc/invoke.texi: Document as experimental and relying on graphite.
27042 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27044 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
27045 of initializer to changes from r184614.
27047 2012-02-28 Richard Guenther <rguenther@suse.de>
27049 PR tree-optimization/52395
27050 * tree-sra.c (build_ref_for_offset): Also look at the base
27051 TYPE_ALIGN when figuring out the alignment of the replacement.
27053 2012-02-28 Richard Guenther <rguenther@suse.de>
27055 PR tree-optimization/52402
27056 * ipa-prop.c (ipa_modify_call_arguments): Properly use
27057 mis-aligned types when creating the accesses at the call site.
27059 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27061 * config/avr/builtins.def: New file.
27062 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
27063 * config/avr/avr.c (enum avr_builtin_id): Use it.
27064 (avr_init_builtins): Use it. And use avr_bdesc.
27065 (bdesc_1arg): Remove.
27066 (bdesc_2arg): Remove.
27067 (bdesc_3arg): Remove.
27068 (struct avr_builtin_description): Add field n_args.
27069 (avr_bdesc): New static variable using builtins.def.
27070 (avr_expand_builtin): Use it.
27071 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
27072 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
27073 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
27075 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27078 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
27079 match only one single hard register with respective hard reg rtx.
27080 (movmemx_<mode>): Ditto.
27081 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
27082 insn anatomy of movmem[x]_<mode>.
27083 (avr_out_movmem): Same for printing assembler and operand usage.
27085 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27089 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
27090 address spaces located outside of device flash.
27092 * config/avr/avr.h (base_arch_s): Remove field n_segments.
27093 (mcu_type_s): Add field n_flash.
27094 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
27095 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
27096 (AVR_MCU): Add N_FLASH argument.
27097 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
27098 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
27099 macro __FLASH<n> if that address space makes sense for the device.
27100 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
27101 outside of target flash.
27102 (avr_asm_named_section): Ditto.
27103 (avr_asm_select_section): Ditto.
27104 (avr_addr_space_convert): Ditto.
27105 (avr_emit_movmemhi): Ditto.
27106 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
27107 address space is outside of device flash.
27108 (avr_insert_attributes): Ditto.
27109 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
27110 avr_current_arch->n_segments.
27112 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
27115 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
27116 (*movabs<mode>_2): Likewise.
27118 2012-02-27 Jakub Jelinek <jakub@redhat.com>
27121 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
27122 s_register_operand in the test instead of REG_P. Don't call
27123 gen_reg_rtx if it won't be used.
27125 PR tree-optimization/52376
27126 * ipa-split.c (split_function): Ignore CLOBBER stmts.
27128 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
27130 * ifcvt.c (noce_get_condition): Check condition variable is not
27131 small_register_classes_for_mode_p before accepting.
27133 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
27135 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
27137 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
27140 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
27141 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
27143 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
27145 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
27147 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
27149 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
27151 * config/sh/predicates.md: Remove blank lines.
27152 * config/sh/sh.c: Fix typos in comments.
27153 * config/sh/constraints.md: Likewise.
27154 * config/sh/sh.md: Remove blank lines.
27155 Fix typos in comments. Use ;; as comment characters.
27157 2012-02-26 Walter Lee <walt@tilera.com>
27159 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
27160 (replace_mov_pcrel_step2): Ditto.
27162 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
27165 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
27166 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
27167 and locs that reference values newer than the non-canonical value
27168 at hand. Return the canonical value as a worst case.
27169 (memrefs_conflict_p): Walk canonical value's locs.
27172 * cselib.c (preserve_only_constants): Rename to...
27173 (preserve_constants_and_equivs): ... this. Split out...
27174 (invariant_or_equiv_p): ... this. Preserve plus expressions
27175 of other preserved expressions too.
27176 (cselib_reset_table): Adjust.
27177 * var-tracking.c (reverse_op): Use canonical value to build
27180 2012-02-23 Kai Tietz <ktietz@redhat.com>
27182 * config/i386/i386.c (ix86_delegitimize_address): Handle
27183 UNSPEC_PCREL plus displacement.
27185 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
27188 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
27189 to test for unusedness in st X addressing.
27191 2012-02-24 Richard Guenther <rguenther@suse.de>
27193 PR middle-end/52361
27194 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
27195 (is_gimple_reg_type): Move inline ...
27196 * gimple.h (is_gimple_reg_type): ... here.
27198 2012-02-24 Richard Guenther <rguenther@suse.de>
27200 PR middle-end/52361
27201 * passes.c (execute_function_todo): When verifying SSA form
27202 verify gimple form first.
27203 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
27205 2012-02-24 Richard Guenther <rguenther@suse.de>
27207 PR middle-end/52355
27208 * fold-const.c (fold_addr_of_array_ref_difference): New function.
27209 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
27211 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27213 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
27215 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27217 * tree-phinodes.c (make_phi_node): Mark static.
27218 * tree-flow.h (make_phi_node): Remove extern decl.
27219 * doc/gimple.texi (make_phi_node): Remove documentation.
27221 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27223 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
27224 * tree-ssa-sccvn.c (print_scc): Ditto.
27226 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27228 * doc/passes.texi (Full redundancy elimination): Fix typo.
27230 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27232 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
27234 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
27237 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
27239 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
27242 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
27244 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
27246 * config/avr/avr.md (code_stdname): Add ior, xor.
27247 (xior): New code iterator.
27248 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
27249 (*<code_stdname><mode>qi.byte1-3): Ditto.
27251 2012-02-23 Jakub Jelinek <jakub@redhat.com>
27253 PR tree-optimization/52019
27254 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
27257 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27259 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
27260 HAVE_INITFINI_ARRAY to work around namespace pollution in
27261 certain versions of newlib system headers.
27262 * config.in: Regenerate.
27263 * configure: Regenerate.
27264 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
27265 instead of HAVE_INITFINI_ARRAY.
27267 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
27270 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
27271 is not offsettable memory reference.
27273 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
27276 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
27277 setting avr_need_clear_bss_p for __gnu_lto* symbols.
27279 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
27281 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
27282 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
27284 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27286 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
27287 library on Solaris 8 even without TLS support.
27288 * configure: Regenerate.
27290 2012-02-22 Richard Guenther <rguenther@suse.de>
27292 PR middle-end/52329
27293 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
27294 for GIMPLE_DEBUG stmts.
27296 2012-02-22 Martin Jambor <mjambor@suse.cz>
27298 PR middle-end/51782
27299 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
27300 according to the base object.
27302 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
27304 PR rtl-optimization/50063
27305 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
27306 and 2 (8-bit SP) in operand 2.
27307 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
27308 setup to use movhi_sp_r instead of vanilla move to write SP.
27309 Adjust REG_CFA notes to superseed unspec.
27310 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
27312 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
27313 known to be off) only with TARGET_NO_INTERRUPTS. Never use
27314 irq_state 1 (IRQ known to be on) here.
27316 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
27318 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
27320 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
27321 assign_hard_reg): Likewise.
27323 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
27325 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
27327 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
27329 * config/avr/avr.md
27330 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
27331 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
27333 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
27335 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
27336 prototype from here to...
27337 * config/avr/avr.h: ...here.
27339 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
27342 * thumb2.md (thumb2_shiftsi3_short): Split register and
27343 immediate shifts. For register shifts tie operands 0 and 1.
27344 (peephole2 for above): Check that register-controlled shifts
27345 have suitably tied operands.
27347 2012-02-21 Quentin Neill <quentin.neill@amd.com>
27350 * config/i386/bdver1.md (bdver1_call, bdver1_push,
27351 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
27352 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
27353 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
27354 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
27355 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
27356 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
27357 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
27358 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
27359 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
27360 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
27361 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
27362 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
27363 bdver1_ssevector_avx256_unaligned_load,
27364 bdver1_ssevector_sse128_unaligned_load,
27365 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
27366 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
27367 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
27368 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
27369 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
27370 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
27371 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
27372 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
27373 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
27374 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
27375 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
27376 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
27377 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
27378 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
27379 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
27380 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
27381 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
27382 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
27383 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
27384 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
27385 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
27386 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
27387 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
27388 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
27389 bdver1_ssediv_double_load, bdver1_ssediv_double,
27390 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
27391 Add "bdver2" attribute.
27393 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27395 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
27396 default if possible and not specified otherwise.
27398 2012-02-21 Richard Guenther <rguenther@suse.de>
27400 PR middle-end/52314
27401 * gimplify.c (create_tmp_from_val): Use the main variant type
27402 for the type of the temporary we create.
27404 2012-02-21 Richard Guenther <rguenther@suse.de>
27406 PR tree-optimization/52324
27407 * gimplify.c (gimplify_expr): When re-gimplifying expressions
27408 do not gimplify a MEM_REF address operand if it is already
27411 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27413 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
27414 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
27416 2012-02-21 Richard Guenther <rguenther@suse.de>
27418 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
27419 nested_in_vect_loop.
27421 2012-02-21 Jakub Jelinek <jakub@redhat.com>
27423 PR tree-optimization/52318
27424 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
27425 vdef also to non-pure/const call stmts in the sequence.
27427 2012-02-21 Tristan Gingold <gingold@adacore.com>
27429 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
27431 2012-02-20 David S. Miller <davem@davemloft.net>
27433 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
27434 don't use the "rd %pc" instruction on v9 for PIC register loads.
27436 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
27438 PR middle-end/52141
27439 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
27440 in a transaction safe function.
27442 2012-02-20 Kai Tietz <ktietz@redhat.com>
27445 * stor-layout.c (place_field): Handle desired_align for
27448 2012-02-20 Richard Guenther <rguenther@suse.de>
27450 PR tree-optimization/52298
27451 * tree-vect-stmts.c (vectorizable_store): Properly use
27452 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
27454 (vectorizable_load): Likewise.
27455 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
27456 Access DR_STEP after ensuring it is not NULL.
27458 2012-02-20 Jakub Jelinek <jakub@redhat.com>
27460 PR tree-optimization/52286
27461 * fold-const.c (fold_binary_loc): For (X & C1) | C2
27462 optimization use double_int_to_tree instead of build_int_cst_wide,
27463 rewrite to use double_int vars.
27465 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27468 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
27470 Remove -e 0 from $gcc_cv_ld invocation.
27471 Only use __GLIBC_PREREQ if defined.
27472 Enable on Solaris since Solaris 8 patch.
27473 (gcc_SUN_LD_VERSION): New macro.
27474 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
27475 gcc_SUN_LD_VERSION for version number format.
27476 * configure: Regenerate.
27477 * varasm.c (get_elf_initfini_array_priority_section): Set
27478 SECTION_NOTYPE for non-default priority.
27479 Use get_section instead of get_unnamed_section to emit
27480 .init_array/.fini_array with default priority.
27482 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
27484 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
27485 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
27486 (mips_start_unique_function, mips_output_mips16_rdhwr)
27487 (mips_code_end): New functions.
27488 (TARGET_ASM_CODE_END): Define.
27490 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
27492 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
27493 to stubs with non-sibling calls.
27495 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
27497 * doc/invoke.texi (-fira-* options): Copy-edit.
27498 (ira-* parameters): Copy-edit.
27500 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
27502 * doc/invoke.texi: Minor copy-edits to bring into conformance with
27503 GCC coding conventions.
27505 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
27507 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
27508 when used as adjectives.
27510 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
27512 * doc/invoke.texi: Clean up "that"/"which" confusion.
27514 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
27516 * system.h: Poison SMALL_REGISTER_CLASSES
27517 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
27518 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
27520 2012-02-16 Jakub Jelinek <jakub@redhat.com>
27522 PR tree-optimization/52285
27523 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
27524 when deciding if a call is a tail call or tail recursion.
27526 2012-02-16 Kai Tietz <ktietz@redhat.com>
27528 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
27529 interger-constant displacement for UNSPEC_PCREL.
27531 2012-02-16 Jakub Jelinek <jakub@redhat.com>
27533 PR rtl-optimization/52208
27534 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
27535 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
27537 PR tree-optimization/52255
27538 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
27539 loop->header has virtual PHI, but exit_e->dest doesn't, add
27540 virtual PHI to exit_e->dest and adjust all uses after the loop.
27543 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
27544 children with clone_tree_hash, not after it.
27546 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
27548 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
27549 extended identifiers.
27551 2012-02-16 Jakub Jelinek <jakub@redhat.com>
27553 PR middle-end/51929
27554 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
27555 a same_body_alias, also test whether e->callee isn't a former
27556 or current clone of the decl this is a same body alias of.
27558 PR translation/52264
27559 * cgraphunit.c (verify_cgraph_node): Fix a typo.
27561 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
27563 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
27565 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
27568 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
27569 force_reg instead of copy_to_reg for better optimization. Force
27570 non-register or memory operands into a register.
27572 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
27574 * extend.texi: Reserve upper bits of memory model for future use.
27576 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
27577 Anatoly Sokolov <aesok@post.ru>
27578 Eric Weddington <eric.weddington@atmel.com>
27581 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
27582 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
27583 Rewrite initializers for .macro.
27584 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
27585 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
27586 atxmega32d4, atxmega32x1.
27587 avrxmega4: atxmega64a3, atxmega64d3.
27588 avrxmega5: atxmega64a1, atxmega64a1u.
27589 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
27590 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
27591 avrxmega7: atxmega128a1, atxmega128a1u.
27592 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
27593 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
27594 (struct base_arch_s): Rename reserved to xmega_p.
27595 Rename reserved2 to have_rampd.
27596 (AVR_XMEGA): New define.
27597 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
27598 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
27599 * config/avr/predicates.md (io_address_operand): Take into
27600 account SFR offset.
27601 (low_io_address_operand): Ditto.
27602 (high_io_address_operand): Ditto.
27603 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
27604 (enabled, movhi_sp_r): Use them.
27605 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
27606 cpp_define_formatted to built-in define __AVR_ARCH__.
27607 (__AVR_XMEGA__): New built-in define.
27608 (__AVR_HAVE_RAMPD__): New built-in define.
27609 (__AVR_HAVE_RAMPX__): New built-in define.
27610 (__AVR_HAVE_RAMPY__): New built-in define.
27611 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
27613 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
27614 (avr_option_override): Initialize them.
27615 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
27616 (avr_init_expanders): Initialize them. No more block several calls.
27617 (emit_push_sfr): New static function.
27618 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
27620 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
27621 (avr_print_operand): Print addreeses as symbols for
27622 RAMPX, RAMPY, RAMPD, CCP.
27623 (output_movhi): Handle AVR_XMEGA when writing to SP.
27624 (avr_out_movhi_mr_r_xmega): New static function.
27625 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
27626 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
27627 __RAMPD__, __CCP__ as needed.
27629 * config/avr/multilib.h: Regenerate.
27630 * config/avr/t-multilib: Regenerate.
27631 * config/avr/avr-tables.opt: Regenerate.
27633 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
27635 PR tree-optimization/50561
27636 * graphite-flattening.c (lst_project_loop): Do not
27637 remove old scattering dimensions after flattening.
27638 (lst_do_flatten): Likewise.
27640 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
27642 * doc/extend.texi (AVR Built-in Functions): Remove doc for
27643 __builtin_avr_map8, __builtin_avr_map16.
27644 Document __builtin_avr_insert_bits.
27646 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
27647 (insert_bits): New insn.
27648 (adjust_len.map_bits): Rename to insert_bits.
27649 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
27650 * avr-protos.h (avr_out_map_bits): Remove.
27651 (avr_out_insert_bits, avr_has_nibble_0xf): New.
27652 * config/avr/constraints.md (Cxf,C0f): New.
27653 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
27654 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
27655 New built-in define __BUILTIN_AVR_INSERT_BITS.
27656 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
27657 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
27658 (avr_move_bits): Rewrite.
27659 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
27661 (avr_map_op_t): New typedef.
27662 (avr_map_op): New static variable.
27663 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
27664 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
27665 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
27666 (bdesc_3arg, avr_expand_triop_builtin): New.
27667 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
27668 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
27669 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
27670 (avr_map_equal_p, avr_map_sig_p): Remove.
27671 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
27672 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
27673 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
27674 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
27675 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
27676 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
27678 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
27680 * config/c6x/c6x.md (reserve_cycles): New attribute.
27681 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
27682 don't reserve functional units after the branch occurs.
27684 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
27686 PR middle-end/52142
27687 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
27688 functions into non-tm_pure functions.
27690 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
27693 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
27694 (iterative_hash_canonical_type): Likewise.
27695 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
27698 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
27700 * haifa-sched.c (prune_ready_list): Ensure that if there is a
27701 sched-group insn, it either remains alone or the entire list is pruned.
27703 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
27705 * doc/install.texi (Prerequisites): Fix grammar.
27706 (Configuration): Likewise.
27708 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
27710 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
27711 MPC as part of GCC before describing configuring with --with-gmp etc.
27712 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
27713 sources are present.
27715 2012-02-14 Jakub Jelinek <jakub@redhat.com>
27718 * dwarf2out.c (clone_tree_hash): New function.
27719 (copy_decls_walk): Use it instead of clone_tree.
27721 2012-02-14 Richard Guenther <rguenther@suse.de>
27723 PR tree-optimization/52244
27724 PR tree-optimization/51528
27725 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
27726 replacements for integral types.
27728 2012-02-14 Walter Lee <walt@tilera.com>
27730 * config.gcc: Handle tilegx and tilepro.
27731 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
27732 tilegx and tilepro.
27733 Add HAVE_AS_TLS check for tilegx and tilepro.
27734 * configure: Regenerate.
27735 * doc/contrib.texi: Add Mat Hostetter and self.
27736 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
27737 Document instruction intrinsics and network accessing intrinsics.
27738 (TILEPro Built-in Functions): New node. Document instruction
27739 intrinsics and network accessing intrinsics.
27740 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
27741 (Specific, tilepro-*-linux*): Likewise.
27742 * doc/invoke.texi (TILE-Gx Options): New section.
27743 (TILEPro Options): New section.
27744 * doc/md.texi (TILE-Gx): New section.
27745 (TILEPro): New section.
27746 * common/config/tilegx/tilegx-common.c: New file.
27747 * common/config/tilepro/tilepro-common.c: New file.
27748 * config/tilegx/constraints.md: New file.
27749 * config/tilegx/linux.h: New file.
27750 * config/tilegx/mul-tables.c: New file.
27751 * config/tilegx/predicates.md: New file.
27752 * config/tilegx/sync.md: New file.
27753 * config/tilegx/t-tilegx: New file.
27754 * config/tilegx/tilegx-builtins.h: New file.
27755 * config/tilegx/tilegx-c.c: New file.
27756 * config/tilegx/tilegx-generic.md: New file.
27757 * config/tilegx/tilegx-modes.def: New file.
27758 * config/tilegx/tilegx-multiply.h: New file.
27759 * config/tilegx/tilegx-protos.h: New file.
27760 * config/tilegx/tilegx.c: New file.
27761 * config/tilegx/tilegx.h: New file.
27762 * config/tilegx/tilegx.md: New file.
27763 * config/tilegx/tilegx.opt: New file.
27764 * config/tilepro/constraints.md: New file.
27765 * config/tilepro/gen-mul-tables.cc: New file.
27766 * config/tilepro/linux.h: New file.
27767 * config/tilepro/mul-tables.c: New file.
27768 * config/tilepro/predicates.md: New file.
27769 * config/tilepro/t-tilepro: New file.
27770 * config/tilepro/tilepro-builtins.h: New file.
27771 * config/tilepro/tilepro-c.c: New file.
27772 * config/tilepro/tilepro-generic.md: New file.
27773 * config/tilepro/tilepro-modes.def: New file.
27774 * config/tilepro/tilepro-multiply.h: New file.
27775 * config/tilepro/tilepro-protos.h: New file.
27776 * config/tilepro/tilepro.c: New file.
27777 * config/tilepro/tilepro.h: New file.
27778 * config/tilepro/tilepro.md: New file.
27779 * config/tilepro/tilepro.opt: New file.
27781 2012-02-14 Jakub Jelinek <jakub@redhat.com>
27783 PR tree-optimization/52210
27784 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
27785 vect_model_simple_cost with two entry vect_def_type array instead
27786 of an address of dt.
27788 2012-02-14 Richard Guenther <rguenther@suse.de>
27791 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
27792 Do not stream DECL_QUALIFIER.
27793 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
27794 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
27795 (find_decls_types_r): Do not walk DECL_QUALIFIER.
27797 2012-02-14 Jakub Jelinek <jakub@redhat.com>
27800 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
27803 2012-02-13 Jakub Jelinek <jakub@redhat.com>
27806 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
27807 * cselib.c (cselib_subst_to_values_from_insn): New function.
27808 * sched-deps.c (add_insn_mem_dependence,
27809 sched_analyze_1, sched_analyze_2): Use it.
27811 2012-02-13 Jan Hubicka <jh@suse.cz>
27813 PR middle-end/52214
27814 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
27816 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
27818 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
27819 (GTM_SELF_SPECS): Define if not already defined.
27820 (driver_self_specs): Add GTM_SELF_SPECS.
27821 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
27822 (GTM_SELF_SPECS): Define.
27823 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
27824 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
27826 2012-02-13 Jakub Jelinek <jakub@redhat.com>
27828 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
27831 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
27833 PR middle-end/52230
27834 * omp-low.c (expand_omp_for): If a static schedule without chunk size
27835 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
27837 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
27840 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
27842 2012-02-13 Richard Guenther <rguenther@suse.de>
27844 PR translation/52211
27845 * passes.c (enable_disable_pass): Fix typo.
27847 2012-02-13 Jakub Jelinek <jakub@redhat.com>
27849 PR middle-end/52209
27850 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
27851 XOR for reduce_bit_field if type is unsigned.
27853 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
27855 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
27856 disallow changes from SFmode to mode with different size in FP regs.
27858 2012-02-12 Robert Millan <rmh@gnu.org>
27859 Gerald Pfeifer <gerald@pfeifer.com>
27861 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
27864 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
27866 PR rtl-optimization/52175
27867 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
27868 to frame-related instructions.
27870 2012-02-10 Jason Merrill <jason@redhat.com>
27873 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
27874 (demangle_new_symbols): Fill it.
27875 (scan_linker_output): Walk it.
27876 (start_tweaking): Split out from scan_linker_output.
27877 (maybe_tweak): Update sym->chosen.
27878 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
27880 2012-02-11 Jakub Jelinek <jakub@redhat.com>
27883 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
27885 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
27887 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
27888 having the same mode as previous compare.
27890 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
27892 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
27893 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
27894 (nonlocal_goto_internal): Likewise.
27895 (nonlocal_goto): Emit a use and an indirect jump directly.
27897 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
27900 * doc/extend.texi : Update comments for __atomic_compare_exchange and
27901 __atomic_{is,always}_lock_free.
27903 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
27906 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
27907 negative constant address for TARGET_X32.
27909 2012-02-10 Richard Henderson <rth@redhat.com>
27911 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
27912 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
27913 for GIMPLE_TRANSACTION. Tidy if's into a switch.
27915 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27916 Ira Rosen <irar@il.ibm.com>
27918 PR tree-optimization/50031
27919 * targhooks.c (default_builtin_vectorization_cost): Handle
27920 vec_promote_demote.
27921 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
27922 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
27923 all types of reduction and pattern statements.
27924 (vect_estimate_min_profitable_iters): Likewise.
27925 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
27926 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
27927 for explicit realigns.
27928 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
27929 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
27930 vec_promote_demote.
27931 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
27932 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
27933 vec_perm for VSX and handle vec_promote_demote.
27935 2012-02-10 Jakub Jelinek <jakub@redhat.com>
27937 PR middle-end/52177
27938 * builtins.c (fold_builtin_atomic_always_lock_free,
27939 expand_builtin_atomic_always_lock_free,
27940 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
27941 Return and/or test boolean_true_node/boolean_false_node instead of
27942 integer_one_node/integer_zero_node.
27944 2012-02-10 Jan Hubicka <jh@suse.cz>
27946 PR middle-end/48600
27947 * predict.c (predict_paths_for_bb): Prevent looping.
27948 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
27950 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
27952 * config/arm/arm.c (output_move_double): In one case properly
27953 count number of instructions that will be emitted.
27955 2012-02-10 Richard Guenther <rguenther@suse.de>
27957 PR translation/52193
27958 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
27960 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
27962 PR middle-end/52140
27963 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
27965 2012-02-09 Jakub Jelinek <jakub@redhat.com>
27968 * var-tracking.c (emit_note_insn_var_location): If
27969 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
27970 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
27971 non-NOTE_DURING_CALL_P insn.
27973 2012-02-09 Bin Cheng <bin.cheng@arm.com>
27975 PR middle-end/51867
27976 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
27978 2012-02-08 Magnus Granberg <zorry@gentoo.org>
27981 * gcc.c (switch_matches) Support switches with separated form,
27984 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
27986 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
27988 (RAMPZ_ADDR): Ditto.
27989 * config/avr/avr.c (avr_addr_t): New typedef.
27990 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
27991 (avr_init_expanders): Initialize it.
27992 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
27994 (expand_epilogue): Ditto.
27995 (avr_print_operand): Ditto.
27996 (avr_file_start): Ditto.
27997 (avr_emit_movmemhi): Ditto.
27999 2012-02-08 Richard Guenther <rguenther@suse.de>
28001 PR tree-optimization/46886
28002 * tree-flow.h (do_while_loop_p): Declare.
28003 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
28004 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
28006 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
28008 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
28009 always succeed for integers larger than a native word.
28011 2012-02-08 Richard Guenther <rguenther@suse.de>
28013 PR rtl-optimization/52170
28014 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
28015 properly handle integer vector modes.
28017 2012-02-08 Jakub Jelinek <jakub@redhat.com>
28019 PR gcov-profile/52150
28020 * coverage.c: Include target.h.
28021 (build_var): Call targetm.strip_name_encoding on the assembler name.
28022 Change one _ into . or $ if the target allows it.
28023 * Makefile.in (coverage.o): Depend on $(TARGET_H).
28025 PR rtl-optimization/52139
28026 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
28027 is a BARRIER after emit_insn_after_noloc, move BB_END
28028 to the last non-BARRIER insn before it.
28030 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
28032 PR middle-end/24306
28033 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
28034 (mips_gimplify_va_arg_expr): Call it instead of
28035 std_gimplify_va_arg_expr.
28037 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
28039 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
28040 message for -mno-pointers-to-nested-function.
28042 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
28044 PR middle-end/51994
28045 * expr.c (get_inner_reference): If there is an offset, add a negative
28046 bit position to it (if any).
28048 2012-02-07 Jakub Jelinek <jakub@redhat.com>
28050 PR rtl-optimization/52060
28051 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
28052 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
28053 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
28054 and/or i0src_copy2 when needed.
28056 2012-02-07 Jakub Jelinek <jakub@redhat.com>
28058 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
28059 or LTOPLUGINSONAME if have_c.
28061 * config/freebsd-spec.h: Add comment about what macros can be defined
28063 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
28064 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
28067 2012-02-07 Richard Guenther <rguenther@suse.de>
28069 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
28070 newline in -alias dumps.
28072 2012-02-07 Kai Tietz <ktietz@redhat.com>
28073 Dave Korn <dave.korn.cygwin@gmail.com>
28076 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
28077 Take care that typinfo gets dllexport-attribute.
28079 2012-02-07 Jakub Jelinek <jakub@redhat.com>
28081 PR middle-end/52074
28082 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
28083 if modifier < EXPAND_SUM call force_operand on the result.
28085 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
28087 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
28088 adding __forwarder_dst__ prefix if a forwarder_section attribute is
28090 (epiphany_function_type): Replace types for specific interrupts with
28091 EPIPHANY_FUNCTION_INTERRUPT.
28092 (EPIPHANY_INTERRUPT_P): Update.
28093 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
28094 New static function.
28095 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
28096 <disinterrupt>: Affects type identity.
28097 (epiphany_handle_interrupt_attribute): Handle variable number of
28099 (epiphany_compute_function_type): Update for new
28100 epiphany_function_type definition.
28101 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
28102 handlers with a longcall forwarder.
28103 (epiphany_start_function): Handle multiple interrupt arguments and/or
28104 forwarder_section attribute.
28106 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
28109 2012-02-07 Alan Modra <amodra@gmail.com>
28112 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
28115 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28117 PR tree-optimization/50969
28118 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
28119 use vec_perm rather than vector_stmt.
28120 (vect_model_load_cost): Likewise.
28121 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
28122 vec_perm to be the same as other vector statements.
28123 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
28124 cost of vec_perm for TARGET_VSX.
28126 2012-02-06 Richard Guenther <rguenther@suse.de>
28128 PR tree-optimization/52115
28129 * tree-sra.c (access_has_replacements_p): New function.
28130 (sra_modify_assign): Use it to decide whether a use is uninitialized.
28132 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
28134 PR middle-end/52047
28135 * trans-mem.c (expand_call_tm): Add an assertion.
28136 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
28139 2012-02-06 Richard Guenther <rguenther@suse.de>
28141 PR tree-optimization/50955
28142 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
28143 raise cost of expressions that replace an address with an
28144 expression based on a different pointer.
28146 2012-02-06 Jakub Jelinek <jakub@redhat.com>
28149 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
28150 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
28152 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
28155 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
28156 -Weffc++ and specify guidelines come from second edition.
28158 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
28160 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
28161 (sibcall_value_multiple_internal, call_split, call_internal_direct)
28162 (call_direct_split, call_value_split, call_value_internal_direct)
28163 (call_value_direct_split, call_value_multiple_split): Use jal and
28164 jal_macro attributes.
28166 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
28168 * reload1.c (reload_regs_reach_end_p): Replace with...
28169 (reload_reg_rtx_reaches_end_p): ...this function.
28170 (new_spill_reg_store): Update commentary.
28171 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
28172 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
28173 before setting new_spill_reg_store.
28174 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
28175 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
28176 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
28177 for non-spill reload registers.
28179 2012-02-05 Ira Rosen <irar@il.ibm.com>
28181 PR tree-optimization/52091
28182 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
28183 (vect_is_simple_use_1): Likewise.
28184 * tree-vect-loop.c (vectorizable_reduction): Update calls
28185 to vect_is_simple_use_1 and vect_is_simple_use.
28186 (vectorizable_live_operation): Likewise.
28187 * tree-vect-patterns.c (widened_name_p,
28188 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
28189 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
28190 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
28191 vectorizable_shift,vectorizable_operation, vectorizable_store,
28192 vectorizable_load): Likewise.
28193 (vect_is_simple_cond): Add an argument, pass it to
28194 vect_is_simple_use_1.
28195 (vectorizable_condition): Update calls to vect_is_simple_cond,
28196 vect_is_simple_use.
28197 (vect_is_simple_use): Add an argument, the statement in which
28198 OPERAND is used. Check that if OPERAND's def stmt is a double
28199 reduction phi node, the use is a phi node too.
28200 (vect_is_simple_use_1): Add an argument, pass it to
28201 vect_is_simple_use.
28202 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
28203 to vect_is_simple_use.
28205 2012-02-04 Jakub Jelinek <jakub@redhat.com>
28207 PR rtl-optimization/52095
28208 * modulo-sched.c (dump_insn_locator): New function.
28209 (loop_canon_p, sms_schedule): Use it.
28211 PR rtl-optimization/52113
28212 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
28213 even for decomposable shift/zext insns.
28215 2012-02-03 Jakub Jelinek <jakub@redhat.com>
28216 Zdenek Dvorak <ook@ucw.cz>
28218 PR rtl-optimization/52092
28219 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
28220 on get_iv_value result.
28222 2012-02-02 Andrew Pinski <apinski@cavium.com>
28224 PR middle-end/47982
28225 PR middle-end/43967
28226 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
28228 2012-02-02 Jakub Jelinek <jakub@redhat.com>
28230 PR middle-end/48071
28231 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
28233 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
28235 PR rtl-optimization/49800
28236 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
28237 (sched_finish): Call regstat_free_n_sets_and_refs.
28239 2012-02-02 Jia Liu <proljc@gmail.com>
28241 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
28244 2012-02-02 Jan Hubicka <jh@suse.cz>
28245 Tom de Vries <tom@codesourcery.com>
28247 PR middle-end/51998
28248 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
28249 * varpool.c (varpool_analyze_pending_decls): Likewise.
28251 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
28252 Jayant R Sonar <jayant.sonar@kpitcummins.com>
28254 * config.gcc: Add cr16-* support.
28256 * doc/extend.texi: Document cr16 extensions.
28257 * doc/install.texi: Document cr16 install.
28258 * doc/invoke.texi: Document cr16 options.
28259 * doc/md.texi: Document cr16 constraints.
28261 * common/config/cr16/cr16-common.c: New file.
28262 * config/cr16/cr16.c: New file.
28263 * config/cr16/cr16.h: New file.
28264 * config/cr16/cr16.md: New file.
28265 * config/cr16/cr16.opt: New file.
28266 * config/cr16/cr16-protos.h: New file.
28267 * config/cr16/predicates.md: New file.
28268 * config/cr16/constraints.md: New file.
28269 * config/cr16/t-cr16: New file.
28271 2012-02-02 Jakub Jelinek <jakub@redhat.com>
28274 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
28275 that operands[2] is either immediate, or q_regs_operand.
28277 PR tree-optimization/52073
28278 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
28279 a pattern stmt for pattern uses, ignore uses outside of the loop.
28281 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
28283 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
28284 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
28285 (OUT_AS1, OUT_AS2): Remove.
28287 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
28289 PR rtl-optimization/51374
28290 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
28291 to cross other volatile_refs_p insns.
28293 2012-02-01 Richard Guenther <rguenther@suse.de>
28295 * doc/invoke.texi (fno-inline): Clarify documentation.
28296 (finline-small-functions): Likewise.
28297 (finline-functions): Likewise.
28298 * common.opt (finline): Adjust comment and documentation.
28299 (finline-small-functions): Clarify documentation.
28300 (finline-functions): Likewise.
28301 (finline-functions-called-once): Likewise.
28303 2012-02-01 Tristan Gingold <gingold@adacore.com>
28305 * c-typeck.c (composite_type): Keep mode for pointers.
28307 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
28309 * function.h (regno_reg_rtx): Adjust comment.
28310 * reginfo.c (init_reg_modes_target): Only use the previous mode
28311 if it fits within one register. Remove MIPS comment.
28313 2012-01-31 Jakub Jelinek <jakub@redhat.com>
28316 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
28318 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28320 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
28321 to srak instruction.
28323 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
28325 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
28327 2012-01-31 Jakub Jelinek <jakub@redhat.com>
28332 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
28334 2012-01-31 Richard Guenther <rguenther@suse.de>
28336 PR tree-optimization/51528
28337 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
28340 2012-01-31 Jakub Jelinek <jakub@redhat.com>
28345 * ree.c (add_removable_extension): Change def_map argument
28346 to unsigned *, store in def_map 1 + offset into *insn_list vector
28347 instead of pointers into the vector.
28348 (find_removable_extensions): Adjust caller.
28350 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
28352 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
28353 Transform all "* quoted-c-code" to { c-code }.
28354 Remove redundant test for "optimize" in combine patterns.
28355 Move (include "avr-dimode.md") to end of file.
28357 2012-01-30 Bin Cheng <bin.cheng@arm.com>
28360 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
28361 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
28363 2012-01-30 Richard Guenther <rguenther@suse.de>
28365 PR tree-optimization/52028
28366 * tree-loop-distribution.c (ldist_gen): Properly update
28369 2012-01-30 Jakub Jelinek <jakub@redhat.com>
28372 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
28373 set_cur_line_info_table if not emitting debug info.
28375 PR tree-optimization/52046
28376 * tree-vect-patterns.c (check_bool_pattern): Give up if
28377 a comparison could throw.
28380 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
28382 2012-01-30 Richard Guenther <rguenther@suse.de>
28384 PR tree-optimization/52045
28385 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
28386 SSA form if cfgcleanup did anything.
28388 2012-01-30 Richard Guenther <rguenther@suse.de>
28390 PR tree-optimization/52045
28391 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
28392 before computing final todo.
28394 2012-01-30 Richard Guenther <rguenther@suse.de>
28396 PR tree-optimization/51528
28397 * tree-sra.c (sra_modify_assign): Re-factor in preparation
28400 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
28402 * df-problems.c (df_kill_notes): Check that the use refers
28403 to the note under examination.
28405 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
28408 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
28409 parameter and use short-lived pseudos.
28410 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
28411 (sparc_expand_vector_init): Const-ify local variables and adjust
28412 calls to above functions.
28414 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
28416 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
28418 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
28420 * doc/invoke.texi: Make usage of "compile time" and
28421 "run time"/"runtime" consistent throughout the file.
28423 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
28425 * config/alpha/alpha.c (alpha_option_override): Default to
28426 full IEEE compliance mode for Go language.
28428 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
28430 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
28431 (LINK_SSP_SPEC): Define.
28433 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28436 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
28439 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
28441 * doc/invoke.texi: Correct hyphenation of "floating point",
28442 "double precision", and related terminology throughout the file.
28444 2012-01-28 Jakub Jelinek <jakub@redhat.com>
28447 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
28448 arm_general_register_operand predicate for operand 2 instead of
28451 2012-01-27 Ian Lance Taylor <iant@google.com>
28454 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
28455 * builtins.c (expand_builtin_init_trampoline): Add onstack
28456 parameter. Change caller.
28457 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
28458 * tree.c (build_common_builtin_nodes): Declare
28459 __builtin_init_heap_trampoline.
28461 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
28463 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
28464 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
28465 * config/avr/avr.c: Ditto.
28466 (avr_regnames): Remove because unused.
28467 * config/avr/avr.md (*cpse.ne): New peephole.
28468 (*cpse.eq): New peephole from former cpse peepholes.
28470 2012-01-27 Michael Eager <eager@eagercon.com>
28472 * config/microblaze.c (microblaze_emit_compare): Correct
28473 test after pcmp instruction.
28475 2012-01-27 Richard Guenther <rguenther@suse.de>
28477 PR tree-optimization/52020
28478 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
28480 2012-01-27 Richard Guenther <rguenther@suse.de>
28482 * ipa-pure-const.c (check_stmt): Clobbers do not make a
28483 function non-const/pure.
28485 2012-01-27 Richard Guenther <rguenther@suse.de>
28487 PR tree-optimization/50444
28488 * tree-sra.c (build_ref_for_offset): Properly adjust the
28489 MEM_REF type for unaligned accesses.
28491 2012-01-27 Richard Guenther <rguenther@suse.de>
28493 PR tree-optimization/50444
28494 * expr.c (mem_ref_refers_to_non_mem_p): New function.
28495 (expand_assignment): Use it. Properly handle misaligned
28496 bases when expanding stores to component references.
28497 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
28498 refactor that case.
28500 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
28502 PR middle-end/51389
28503 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
28504 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
28505 * tree-data-ref.c (find_data_references_in_loop): Make static.
28506 (compute_all_dependences): Change return type to bool. Bail out
28507 for too many datarefs in a loop. Move the hunk resetting the data
28508 dependences vector from ...
28509 (compute_data_dependences_for_loop): ... here. Account for
28510 compute_all_dependences returning false.
28511 (compute_data_dependences_for_bb): Likewise.
28512 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
28513 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
28515 2012-01-27 Richard Guenther <rguenther@suse.de>
28517 PR middle-end/51959
28518 * expr.c (store_field): Use the alias-set of the scratch memory
28521 2012-01-27 Tom de Vries <tom@codesourcery.com>
28523 PR tree-optimization/51990
28524 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28526 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
28528 2012-01-27 Jakub Jelinek <jakub@redhat.com>
28531 * var-tracking.c (reverse_op): Don't add any reverse operation
28532 if V already has any constant locations.
28534 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
28536 * doc/invoke.texi: Correct usage of "command line" (noun)
28537 vs "command-line" (adjective) throughout.
28539 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
28541 * doc/invoke.texi (Language Independent Options): Move
28542 -Wcoverage-mismatch blurb from here....
28543 (Warning Options): ...to here.
28545 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
28547 * config/rs6000/rs6000.c (rs6000_option_override_internal):
28548 Set rs6000_always_hint to false for 476.
28550 2012-01-27 Matthias Klose <doko@ubuntu.com>
28552 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
28554 * incpath.c (add_standard_paths): Likewise.
28556 2012-01-27 Richard Henderson <rth@redhat.com>
28558 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
28559 * config/m68k/sync.md (atomic_test_and_set): Rename from
28560 sync_test_and_setqi and adjust the operands.
28561 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
28562 and unconditionally enable.
28564 2012-01-27 Richard Henderson <rth@redhat.com>
28566 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
28567 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
28568 (ldstub): Rename from ldstubqi.
28569 (ldstub<I24MODE>): Remove.
28571 2012-01-27 Richard Henderson <rth@redhat.com>
28573 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
28574 * c-cppbuiltin.c (cpp_atomic_builtins): Define
28575 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
28576 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
28577 * doc/tm.texi: Rebuild.
28579 2012-01-27 Richard Henderson <rth@redhat.com>
28581 * optabs.c (gen_atomic_test_and_set): Remove default.
28582 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
28584 2012-01-26 Jakub Jelinek <jakub@redhat.com>
28586 PR rtl-optimization/51978
28587 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
28588 (combine_reaching_defs): Likewise.
28589 (struct re_info): Remove.
28590 (add_removable_extension): Remove x and data arguments,
28591 add insn, insn_list and def_map. Use the arguments directly
28592 instead of using struct re_info.
28593 (find_removable_extensions): Don't call add_removable_extension
28594 through note_stores, instead just call it with single_set
28595 result if non-NULL.
28596 (find_and_remove_re): Pass curr_cand->expr instead of
28597 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
28599 2012-01-26 Michael Matz <matz@suse.de>
28601 PR tree-optimization/46590
28602 * cfgexpand.c: Revert last change (r183305).
28603 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
28605 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
28606 checking for emptiness.
28608 2012-01-26 Jakub Jelinek <jakub@redhat.com>
28610 PR middle-end/51895
28611 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
28612 non-addressable non-BLKmode base correctly.
28614 2012-01-26 Michael Matz <matz@suse.de>
28616 PR tree-optimization/48794
28617 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
28618 regions referenced from RESX/EH_DISPATCH.
28620 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28622 * config/s390/s390.h: Make BRANCH_COST an option.
28623 * config/s390/s390.opt: New option -mbranch-cost.
28625 2012-01-26 Richard Henderson <rth@redhat.com>
28627 Revert 2012-01-24 change:
28628 * trans-mem.c (requires_barrier): Do not instrument thread local
28629 variables and emit save/restore for them.
28631 2012-01-25 Jakub Jelinek <jakub@redhat.com>
28633 PR middle-end/51986
28634 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
28637 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
28639 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
28642 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
28645 Rename __pgm to __flash.
28646 Rename __pgm1 to __flash1.
28647 Rename __pgm2 to __flash2.
28648 Rename __pgm3 to __flash3.
28649 Rename __pgm4 to __flash4.
28650 Rename __pgm5 to __flash5.
28651 Rename __pgmx to __memx.
28652 * doc/extend.texi (AVR Named Address Spaces)
28653 Rename address space names as indicated above.
28654 * config/avr/avr.c (avr_addrspace): Ditto.
28656 * config/avr/avr-protos.h
28657 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
28658 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
28659 * config/avr/predicates.md: Ditto.
28660 * config/avr/avr.c Ditto, and
28661 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
28662 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
28664 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
28665 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
28666 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
28667 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
28668 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
28669 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
28670 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
28671 * config/avr/avr.c: Ditto.
28672 * config/avr/avr.md: Ditto.
28674 2012-01-25 Jason Merrill <jason@redhat.com>
28677 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
28679 2012-01-25 Jakub Jelinek <jakub@redhat.com>
28681 PR tree-optimization/51987
28682 * tree-data-ref.c (get_references_in_stmt): Handle references in
28683 non-volatile GIMPLE_ASM.
28685 2012-01-25 Richard Guenther <rguenther@suse.de>
28687 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
28688 bases are dereferenced.
28690 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
28692 PR rtl-optimization/48374
28693 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
28695 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
28697 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
28698 compute_data_dependences_for_loop returns false.
28699 * tree-parloops.c (loop_parallel_p): Likewise.
28701 2012-01-25 Richard Guenther <rguenther@suse.de>
28703 * tree.h (get_pointer_alignment_1): Declare.
28704 * builtins.c (get_pointer_alignment_1): New function.
28705 (get_pointer_alignment): Use it.
28707 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
28709 PR rtl-optimization/48308
28710 * combine.c (enum undo_kind): Add UNDO_LINKS.
28711 (struct undo): Add member l to other_contents and where.
28712 (do_SUBST_LINK): New.
28714 (try_combine): Handle LOG_LINKS for the dummy i1 case.
28715 (undo_all): Handle UNDO_LINKS.
28717 2012-01-25 Richard Henderson <rth@redhat.com>
28719 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
28722 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28724 * optabs.c (gen_atomic_test_and_set): Use each argument.
28726 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28728 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
28729 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
28730 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
28731 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
28732 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
28733 TARGET_PAIRED_SINGLE_FLOAT.
28735 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28737 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
28738 (in_struct, return_val): Remove MEM documentation.
28739 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
28740 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
28741 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
28743 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
28744 * cfgexpand.c (add_alias_set_conflicts): Likewise.
28745 * expr.c (store_field): Likewise.
28746 * function.c (assign_stack_temp_for_type): Likewise.
28747 * ifcvt.c (noce_try_cmove_arith): Likewise.
28748 * reload1.c (reload): Likewise.
28749 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
28750 (alpha_set_memflags): Likewise.
28751 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
28753 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28755 * rtl.h (true_dependence, canon_true_dependence): Remove varies
28757 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
28758 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
28759 (true_dependence_1, true_dependence, canon_true_dependence): Remove
28761 * cselib.c (cselib_rtx_varies_p): Delete.
28762 (cselib_invalidate_mem): Update call to canon_true_dependence.
28763 * dse.c (record_store, check_mem_read_rtx): Likewise.
28764 (scan_reads_nospill): Likewise.
28765 * cse.c (check_dependence): Likewise.
28766 (cse_rtx_varies_p): Delete.
28767 * expr.c (safe_from_p): Update call to true_dependence.
28768 * ira.c (validate_equiv_mem_from_store): Likewise.
28769 (memref_referenced_p): Likewise.
28770 * postreload-gcse.c (find_mem_conflicts): Likewise.
28771 * sched-deps.c (sched_analyze_2): Likewise.
28772 * store-motion.c (load_kills_store): Likewise.
28773 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
28774 * gcse.c (mems_conflict_for_gcse_p): Likewise.
28775 (compute_transp): Update call to canon_true_dependence.
28777 2012-01-25 Richard Henderson <rth@redhat.com>
28779 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
28780 (maybe_emit_atomic_test_and_set): New.
28781 (expand_sync_lock_test_and_set): Use it.
28782 (expand_atomic_test_and_set): Likewise.
28783 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
28784 the implementation; clarify implementation defined details.
28785 * doc/md.texi (atomic_test_and_set): Document.
28787 2012-01-25 Richard Henderson <rth@redhat.com>
28789 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
28791 2012-01-25 Richard Henderson <rth@redhat.com>
28794 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
28795 to effect no-op split.
28797 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
28800 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
28801 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
28802 (BT_FN_VOID_PTR_INT_SIZE): New.
28803 (BT_FN_UINT_UINT_VAR): Remove.
28804 (BT_FN_UINT32_UINT32_VAR): New.
28805 (BT_FN_DOUBLE_VPTR): Remove.
28806 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
28808 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
28809 (_ITM_changeTransactionMode): Same.
28810 (_ITM_memmoveRtWt): Change return type to void.
28811 (_ITM_memcpyRtWt): Same.
28812 (_ITM_memsetW): Same.
28813 (_ITM_RaRD): Change types to double.
28818 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
28820 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
28821 Patrick Marlier <patrick.marlier@gmail.com>
28823 * trans-mem.c (requires_barrier): Do not instrument thread local
28824 variables and emit save/restore for them.
28826 2012-01-24 Jason Merrill <jason@redhat.com>
28829 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
28830 output static aliases.
28832 2012-01-24 Jakub Jelinek <jakub@redhat.com>
28835 * common.opt (-pie, -shared, pie, shared): Change from Common to
28837 * gcc.c (display_help): Display help for -pie and -shared.
28839 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
28842 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
28843 Remove note on size/offset limitation.
28844 (AVR Variable Attributes): Add example how to read data located
28845 with progmem. Refer to named address spaces.
28846 * doc/invoke.texi (AVR Options): Fix typo.
28848 2012-01-24 Richard Guenther <rguenther@suse.de>
28850 Forward-port to trunk
28851 2010-09-21 Jakub Jelinek <jakub@redhat.com>
28853 PR middle-end/45678
28854 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
28855 op0 isn't sufficiently aligned and there is movmisalignM
28856 insn for mode, use it to load op0 into a temporary register.
28858 2012-01-24 Jakub Jelinek <jakub@redhat.com>
28861 * target.def (const_not_ok_for_debug_p): New hook.
28862 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
28864 * doc/tm.texi: Regenerated.
28865 * dwarf2out.c (const_ok_for_output_1): If
28866 targetm.const_not_ok_for_debug_p returns true, fail.
28867 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
28869 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
28871 2012-01-23 Kai Tietz <ktietz@redhat.com>
28874 * config/i386/predicates.md (symbolic_operand): Allow
28875 UNSPEC_PCREL as PIC expression for lea.
28876 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
28877 * config/i386/i386.c (ix86_delegitimize_address): Handle
28878 UNSPEC_PCREL for none-MEM, too.
28880 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
28882 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
28883 (ipa_tm_create_version_alias): Same.
28885 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
28888 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
28889 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
28891 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
28892 Patrick Marlier <patrick.marlier@gmail.com>
28893 Iain Sandoe <developer@sandoe-acoustics.co.uk>
28896 * lto-wrapper.c (run_gcc): Pass the LTO section name to
28897 simple_object_start_read.
28899 2012-01-23 Richard Guenther <rguenther@suse.de>
28902 PR tree-optimization/51895
28903 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
28904 parameter decomposition into BLKmode components.
28906 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
28908 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
28909 fake variables for restrict-qualified pointers whose pointed-to type
28910 contains a placeholder.
28912 2012-01-23 Richard Guenther <rguenther@suse.de>
28914 PR tree-optimization/51949
28915 * ipa-split.c (execute_split_functions): Do not split malloc functions.
28917 2012-01-23 Jakub Jelinek <jakub@redhat.com>
28919 PR rtl-optimization/51933
28920 * ree.c (transform_ifelse): Return true right away if dstreg is
28921 already wider or equal to cand->mode.
28922 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
28923 (make_defs_and_copies_lists): Remove defs_list and copies_list
28924 arguments, add state argument, just truncate state->work_list
28925 instead of always allocating and freeing the vector. Assert that
28926 get_defs succeeds instead of returning 2. Changed return type to bool.
28927 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
28928 have ext_src_mode, see if it has been modified already with the
28929 right kind of extension and has been extended before from the
28930 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
28931 just return true. Remember the original mode in state->modified array.
28932 (combine_reaching_defs): Add state argument. Don't allocate and
28933 free here def_list, copied_list and vec vectors, instead just
28934 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
28935 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
28936 Add state variable, clear vectors in it, initialize state.modified
28937 if needed. Free all the vectors at the end and state.modified too.
28938 Don't skip a candidate if the extension expression has been modified.
28940 2012-01-22 Douglas B Rupp <rupp@gnat.com>
28943 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
28944 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
28945 (extra_options) interix.opt -> i386/interix.opt"
28946 (extra_objs):Add winnt-stubs.o
28947 * configure.ac: Add interix to target_os .comm on PE check.
28948 * configure: Regenerate.
28949 * config/interix3.h: Delete and move bits to..
28950 * config/interix.h: Delete and move bits to..
28951 * config/i386/i386-interix3.h: Delete and move bits to..
28952 * config/i386/i386-interix.h: ..here.
28953 (TARGET_CPU_DEFAULT): Remove redefinition.
28954 (TARGET_ASM_CONSTRUCTOR): Undefine.
28955 (SUBTARGET_SWITCHES): Define for ms-bitfields.
28956 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
28957 (PTRDIFF_TYPE): Define.
28958 (LONG_DOUBLE_TYPE_SIZE): Define.
28959 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
28960 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
28961 (TARGET_SECTION_TYPE_FLAGS): Define.
28962 (ASM_DECLARE_FUNCTION_NAME): Define.
28963 (ASM_OUTPUT_EXTERNAL): Define.
28964 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
28965 (ASM_OUTPUT_ALIGNED_BSS): Define.
28966 (PCC_BITFIELD_TYPE_MATTERS): Define.
28967 (USE_CONST_SECTION): Define.
28968 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
28969 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
28970 (SUPPORTS_ONE_ONLY): Remove.
28971 (I386_PE_STRIP_ENCODING): Define.
28972 * config/interix.opt: Delete and move bits to..
28973 * config/i386/interix.opt: ..here. New.
28974 (mpe-aligned-commons): Add.
28975 * config/i386/t-interix: Add copyright header.
28976 (winnt-stubs.o): Add rule.
28978 2012-01-22 Jason Merrill <jason@redhat.com>
28981 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
28982 for extra name aliases.
28984 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
28986 PR rtl-optimization/51924
28987 * ree.c (combine_set_extension): Improve debugging message.
28988 (combine_reaching_defs): Likewise.
28989 (get_defs): Rename confusingly named variable.
28990 (find_and_remove_re): Skip a candidate if the extension expression has
28993 2012-01-21 Robert Millan <rmh@gnu.org>
28994 Gerald Pfeifer <gerald@pfeifer.com>
28996 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
28997 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
28999 2012-01-20 Jakub Jelinek <jakub@redhat.com>
29001 PR tree-optimization/51914
29002 * tree-vect-stmts.c (vectorizable_conversion): For
29003 cvt_type && modifier == WIDEN, put temporary with cvt_type
29004 at the beginning of vec_dsts and set vec_dest to temporary
29007 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
29009 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
29011 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
29013 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
29014 * config/rs6000/rs6000.c: Likewise.
29016 2012-01-20 Jakub Jelinek <jakub@redhat.com>
29019 * config/arm/arm.c (arm_count_output_move_double_insns): Call
29020 output_move_double on a copy of operands array.
29022 2012-01-20 Cary Coutant <ccoutant@google.com>
29023 Dodji Seketeli <dodji@redhat.com>
29026 * dwarf2out.c (copy_declaration_context): Return ref to parent
29027 of declaration DIE, if necessary.
29028 (remove_child_or_replace_with_skeleton): Add new parameter; update
29029 caller. Place skeleton DIE under parent DIE of original declaration.
29030 Move call to copy_declaration_context to here ...
29031 (break_out_comdat_types): ... from here.
29033 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29035 PR rtl-optimization/51856
29036 * reload.c (find_reloads_subreg_address): Set the address_reloaded
29039 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
29042 * config/arm/arm.c (arm_print_operand): Correct output of alignment
29043 hints for neon loads and stores.
29045 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
29049 * doc/extend.texi (Named Address Spaces): Split into subsections.
29050 (AVR Named Address Spaces): New subsection.
29051 (M32C Named Address Spaces): New subsection.
29052 (RL78 Named Address Spaces): New subsection.
29053 (SPU Named Address Spaces): New subsection.
29054 (Variable Attributes): New anchor "AVR Variable Attributes".
29055 (AVR Variable Attributes): Rewrite and avoid wording
29056 "address space" in this context.
29057 * doc/invoke.texi (AVR Options): Rewrite and add documentation
29058 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
29059 (AVR Built-in Macros): New subsubsection therein.
29060 * doc/md.texi (AVR constraints): Remove "C04", "R".
29062 2012-01-20 Richard Guenther <rguenther@suse.de>
29064 PR tree-optimization/51903
29065 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
29066 when removing stmts.
29068 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
29071 * config/arm/arm.c (arm_load_pic_register): Use
29072 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
29073 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
29074 (arm_pic_static_addr): Likewise.
29075 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
29076 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
29077 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
29078 (pic_load_addr_unified): New.
29080 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
29083 * function.c (instantiate_virtual_regs_in_insn): Use
29084 delete_insn_and_edges when removing a wrong asm insn.
29086 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
29088 PR rtl-optimization/40761
29089 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
29090 Add new member loop_num.
29091 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
29092 (ira_build): Remove the parameter.
29094 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
29095 (ira.c): Do not build CFG loops for one region allocation. Remove
29096 argument from ira_build call.
29098 * ira-build.c (init_loop_tree_node): New function.
29099 (create_loop_tree_nodes): Use it. Separate the case when CFG
29100 loops are not built.
29101 (more_one_region_p): Check current_loops.
29102 (finish_loop_tree_nodes): Separate the case when CFG loops are not
29104 (add_loop_to_tree): Process loop equal to NULL too.
29105 (form_loop_tree): Separate the case when CFG loops are not built.
29106 Use explicitly number for the root.
29107 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
29109 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
29110 instead of loop->num.
29111 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
29112 (mark_all_loops_for_removal): Ditto.
29113 (remove_unnecessary_regions): Separate the case when CFG loops
29115 (ira_build): Remove the parameter. Use explicit number of regions
29116 when CFG loops are not built.
29118 * ira-color.c (print_loop_title): Separate the case for the root node.
29119 Use loop_num instead of loop->num.
29120 (move_spill_restore): Use loop_num instead of loop->num.
29122 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
29123 (change_loop): Ditto.
29124 (change_loop): Use loop_num instead of loop->num.
29126 * ira-lives.c (process_bb_node_lives): Ditto.
29128 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
29130 * ira-conflicts.c (print_allocno_conflicts): Ditto.
29132 2012-01-19 Jakub Jelinek <jakub@redhat.com>
29134 PR libmudflap/40778
29135 * tree-mudflap.c (mf_artificial): New function.
29136 (execute_mudflap_function_ops, execute_mudflap_function_decls,
29137 mx_register_decls, mudflap_enqueue_decl): Use it.
29140 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
29141 numbers in the insn pattern.
29143 2012-01-19 Michael Matz <matz@suse.de>
29145 PR tree-optimization/46590
29146 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
29147 use it in remembering which conflicts we already created.
29148 (add_scope_conflicts): Adjust call to above, (de)allocate helper
29151 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
29154 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
29155 (merge_and_complain): Same.
29157 2012-01-19 Jakub Jelinek <jakub@redhat.com>
29160 * config/initfini-array.h: Guard content of the header
29161 with #ifdef HAVE_INITFINI_ARRAY.
29162 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
29163 Add initfini-array.h to tm_file here.
29164 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
29165 * config.gcc: Don't add initfini-array.h to tm_file here.
29166 * configure: Regenerated.
29168 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
29170 PR rtl-optimization/51505
29171 * df-problems.c (df_kill_notes): New parameter live. Update comment.
29172 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
29173 (df_note_bb_compute): Update the call to df_kill_notes.
29175 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
29177 * trans-mem.c (requires_barrier): Remove call to is_global_var.
29179 2012-01-18 Richard Guenther <rguenther@suse.de>
29181 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
29182 of conversions to void *.
29184 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29185 Richard Sandiford <rdsandiford@googlemail.com>
29187 PR middle-end/50325
29188 PR middle-end/51192
29189 * optabs.h (simplify_expand_binop): Declare.
29190 * optabs.c (simplify_expand_binop): Make global.
29191 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
29192 endian targets if the source cannot be exactly covered by word
29195 2012-01-17 Jakub Jelinek <jakub@redhat.com>
29198 * hard-reg-set.h (struct hard_reg_set_container): New type.
29199 * target.h (struct hard_reg_set_container): Forward declare.
29200 * target.def (set_up_by_prologue): New target hook.
29201 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
29202 * doc/tm.texi: Regenerated.
29203 * function.c (thread_prologue_and_epilogue_insns): Change
29204 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
29205 Call targetm.set_up_by_prologue on it.
29206 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
29207 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
29209 2012-01-17 Nick Clifton <nickc@redhat.com>
29211 * config/rx/rx.c (rx_can_use_simple_return): New function.
29212 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
29213 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
29215 2012-01-17 Richard Guenther <rguenther@suse.de>
29217 PR middle-end/51782
29218 * expr.c (expand_assignment): Take address-space information
29219 from the address operand of MEM_REF and TARGET_MEM_REF.
29220 (expand_expr_real_1): Likewise.
29222 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29224 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
29225 reload dump is requested.
29227 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
29230 * trans-mem.c (requires_barrier): Call may_be_aliased.
29232 2012-01-17 Jakub Jelinek <jakub@redhat.com>
29234 PR tree-optimization/51877
29235 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
29236 call arguments and fndecls compare equal, instead return false if they
29237 don't. Return true only if lhs1 and lhs2 are either both NULL, or
29238 both SSA_NAMEs that are valueized the same, or they satisfy
29241 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29243 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
29245 * configure: Regenerate.
29247 2012-01-16 Jan Hubicka <jh@suse.cz>
29251 * convert.c (convert_to_integer): Use fold_convert for
29252 converting an INTEGER_CST to integer type.
29254 2012-01-16 Jason Merrill <jason@redhat.com>
29257 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
29259 2012-01-16 Jakub Jelinek <jakub@redhat.com>
29262 * config/s390/s390.c (s390_chunkify_start): Don't skip
29263 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
29264 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
29265 If insn is followed by NOTE_INSN_VAR_LOCATION or
29266 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
29267 Don't use location of note insns.
29269 PR tree-optimization/51865
29270 * tree-inline.c (tree_function_versioning): Call remap_decl
29271 on DECL_RESULT whenever it has VOID_TYPE_P type.
29273 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29275 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
29276 for calls to locally-binding MIPS16 functions if only the return
29277 type uses float regs.
29279 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
29280 Richard Sandiford <rdsandiford@googlemail.com>
29282 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
29283 (SYMBOL_32_HIGH): Likewise.
29284 (mips_output_tls_reloc_directive): Declare.
29285 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
29286 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
29287 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
29288 (mips_lo_relocs, mips_hi_relocs): Make extern.
29289 (mips16_stub_function): Move up file.
29290 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
29291 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
29292 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
29293 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
29294 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
29295 (mips_get_tp): Add MIPS16 support.
29296 (mips_legitimize_tls_address): Remove MIPS16 sorry().
29297 Generalize DTPREL and TPREL handling.
29298 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
29299 Add MIPS16 TLS support.
29300 (mips_output_tls_reloc_directive): New function.
29301 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
29302 * config/mips/predicates.md (symbolic_operand_with_high)
29303 (tls_reloc_operand): New predicates.
29304 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
29305 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
29306 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
29307 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
29308 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
29309 (*tls_get_tp_mips16_call_<mode>): Likewise.
29311 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
29313 PR rtl-optimization/51821
29314 * recog.c (peep2_find_free_register): Determine clobbered registers
29317 2012-01-14 Denis Chertykov <chertykov@gmail.com>
29320 * config/avr/avr-protos.h: Revert change of 2012-01-09.
29321 * config/avr/avr.c: Likewise.
29322 * config/avr/avr.h: Likewise.
29324 2012-01-13 Ian Lance Taylor <iant@google.com>
29327 * tree.h (TYPE_QUALS): Add cast to int.
29328 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
29330 2012-01-13 Ian Lance Taylor <iant@google.com>
29332 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
29333 comparing param_index to VEC_length result.
29335 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
29337 * c-decl.c: Do not include tree-mudflap.h
29338 * tree-optimize.c: Likewise.
29339 * Makefile.in: Update dependencies.
29341 2012-01-13 Richard Guenther <rguenther@suse.de>
29344 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
29345 variable-sized result always use RSO.
29347 2012-01-12 DJ Delorie <dj@redhat.com>
29349 * cfgexpand.c (convert_debug_memory_address): Allow any valid
29350 pointer type, not just the default pointer type.
29352 2012-01-09 Richard Henderson <rth@redhat.com>
29353 Denis Chertykov <chertykov@gmail.com>
29356 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
29357 * config/avr/avr.c (avr_can_eliminate): Simplify.
29358 (avr_initial_elimination_offset): Likewise.
29359 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
29360 (expand_epilogue): Likewise.
29361 (avr_legitimize_address): Gut.
29362 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
29363 (avr_hard_regno_nregs): New.
29364 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
29365 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
29366 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
29367 add soft frame pointer.
29368 (CALL_USED_REGISTERS): Likewise.
29369 (REG_CLASS_CONTENTS): Likewise.
29370 (REGISTER_NAMES): Likewise.
29371 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
29372 (HARD_FRAME_POINTER_REGNUM): New.
29373 (FRAME_POINTER_REGNUM): Use soft frame pointer.
29374 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
29375 remove the HARD_FRAME_POINTER self-elimination.
29377 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
29380 * config/avr/avr.c (avr_encode_section_info): Test for absence of
29381 DECL_EXTERNAL when checking for initializers of progmem variables.
29383 2012-01-12 Ira Rosen <irar@il.ibm.com>
29385 PR tree-optimization/51799
29386 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
29387 that the last operation is a type demotion.
29389 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
29391 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
29392 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
29394 2012-01-11 Jakub Jelinek <jakub@redhat.com>
29397 * combine.c (distribute_notes): If i3 is a noreturn call,
29398 allow old_size to be equal to args_size and make sure the
29399 noreturn call gets REG_ARGS_SIZE note.
29400 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
29401 on noreturn calls even when the delta is 0.
29403 2012-01-11 Nathan Sidwell <nathan@acm.org>
29405 * gcov.c (STRING_SIZE): Remove.
29406 (generate_results): Erase annotations for source files with no
29407 coverage information.
29409 (output_lines): Use it.
29411 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
29413 * gimple.h (gimplify_body): Remove first argument.
29414 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
29415 pointer set here, instead just pass DATA to walk_tree.
29416 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
29417 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
29418 (unvisit_body): Likewise, but with unmark_visited.
29419 (gimplify_body): Remove BODY_P argument and adjust.
29420 (gimplify_function_tree): Adjust call to gimplify_body.
29421 * omp-low.c (finalize_task_copyfn): Likewise.
29423 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
29425 * tree.h (build_function_decl_skip_args): Add boolean parameter.
29426 (build_function_type_skip_args): Delete.
29427 * tree.c (build_function_type_skip_args): Make static and add
29428 SKIP_RETURN parameter. Fix thinko in the handling of variants.
29429 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
29430 pass it to build_function_type_skip_args.
29431 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
29432 (tree_function_versioning): Likewise.
29433 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
29434 build_function_decl_skip_args.
29435 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
29436 and pass it to build_function_decl_skip_args/tree_function_versioning.
29437 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
29438 * ipa-inline-transform.c (save_inline_function_body): Likewise.
29439 * trans-mem.c (ipa_tm_create_version): Likewise.
29440 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
29441 * tree-inline.c (declare_return_variable): Remove always-true test.
29442 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
29443 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
29444 * ipa-split.c (split_function): Skip the return value for the split
29445 part if it doesn't return.
29447 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29449 PR tree-optimization/49642
29450 * ipa-split.c (forbidden_dominators): New variable.
29451 (check_forbidden_calls): New function.
29452 (dominated_by_forbidden): Likewise.
29453 (consider_split): Check for forbidden dominators.
29454 (execute_split_functions): Initialize and free forbidden
29455 dominators info; call check_forbidden_calls.
29457 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
29459 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
29461 2012-01-11 Nick Clifton <nickc@redhat.com>
29463 * config/rx/rx.md (return): Define pattern.
29465 2012-01-11 Richard Guenther <rguenther@suse.de>
29467 * doc/extend.texi (malloc attribute): Adjust according to
29470 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
29471 Patrick Marlier <patrick.marlier@gmail.com>
29473 PR middle-end/51516
29474 * trans-mem.c (get_cg_data): Traverse aliases if requested.
29475 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
29476 (ipa_tm_note_irrevocable): Same.
29477 (ipa_tm_scan_irr_block): Same.
29478 (ipa_tm_decrement_clone_counts): Same.
29479 (ipa_tm_scan_irr_function): Same.
29480 (ipa_tm_create_version_alias): Same.
29481 (ipa_tm_create_version): Same.
29482 (ipa_tm_transform_calls_redirect): Same.
29483 (ipa_tm_transform_calls): Same.
29484 (ipa_tm_transform_transaction): Same.
29485 (ipa_tm_execute): Same.
29487 2012-01-10 Richard Guenther <rguenther@suse.de>
29489 PR middle-end/51806
29490 * opts.c (common_handle_option): Handle -Werror.
29492 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
29494 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
29497 2012-01-10 Jason Merrill <jason@redhat.com>
29499 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
29502 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29504 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
29505 supports R_386_TLS_GD_PLT reloc.
29506 (gcc_cv_as_ix86_tlsldmplt): Check if linker
29507 supports R_386_TLS_LDM_PLT reloc.
29508 * configure: Regenerate.
29509 * config.in: Regenerate.
29511 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
29514 Extend __pgmx semantics to linearize memory.
29515 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
29516 determine if code comes inline or from libgcc.
29517 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
29518 (movmem_qi, movmem_qi): Set constraint #2 to "n".
29519 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
29520 (movmemx_qi, movmemx_hi): New insns.
29521 (xload_<mode>_libgcc): Rewrite to new insn condition.
29522 (xload_<mode>): Remove insns.
29523 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
29524 cases that don't satisfy avr_xload_libgcc_p().
29525 (avr_addr_space_convert): Allow converting in any direction.
29526 (avr_addr_space_subset_p): Return always true.
29527 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
29528 (avr_emit_movmemhi): Ditto.
29529 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
29530 (avr_out_movmem): Ditto.
29531 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
29532 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
29533 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
29534 (avr_encode_section_info): Encode 'progmem' in symbol flags.
29535 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
29537 2012-01-10 Richard Guenther <rguenther@suse.de>
29539 PR tree-optimization/50913
29540 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
29541 Require data-refs to be representable by Graphite with respect
29544 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
29546 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
29547 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
29549 2012-01-10 Tom de Vries <tom@codesourcery.com>
29551 PR rtl-optimization/51271
29552 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
29553 handling annulled branch.
29555 2012-01-10 Richard Henderson <rth@redhat.com>
29557 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
29558 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
29559 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
29560 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
29561 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
29562 arm_expand_vec_perm_const): New.
29563 * config/arm/arm-protos.h: Update.
29564 * config/arm/neon.md (UNSPEC_VCONCAT): New.
29565 (*neon_vswp<VDQX>): New.
29566 (neon_vcombine<VDX>): Use neon_split_vcombine.
29567 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
29568 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
29569 (vec_perm<VE>): New.
29571 2012-01-10 Richard Henderson <rth@redhat.com>
29573 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
29574 use it if reload_completed.
29575 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
29576 arm_output_asm_insn, arm_process_output_memory_barrier,
29577 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
29578 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
29579 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
29580 arm_process_output_sync_insn, arm_output_sync_insn,
29581 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
29582 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
29583 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
29584 (emit_unlikely_jump): New.
29585 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
29586 (arm_split_atomic_op): New.
29587 * config/arm/arm-protos.h: Update.
29588 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
29589 (struct arm_sync_generator): Remove.
29590 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
29591 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
29592 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
29593 (VUNSPEC_LL, VUNSPEC_SC): New.
29594 (sync_result, sync_memory, sync_required_value, sync_new_value,
29595 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
29596 (attr length): Don't use arm_sync_loop_insns.
29597 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
29598 (movsfcc, movdfcc): Likewise.
29599 * config/arm/constraints.md (Ua): New.
29600 * config/arm/prediates.md (mem_noofs_operand): New.
29601 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
29602 (sync_clobber, sync_t2_reqd): Remove.
29603 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
29604 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
29605 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
29606 (arm_sync_compare_and_swap<SIDI>): Remove.
29607 (arm_sync_compare_and_swap<NARROW>): Remove.
29608 (arm_sync_lock_test_and_set<SIDI>): Remove.
29609 (arm_sync_lock_test_and_set<NARROW>): Remove.
29610 (arm_sync_new_<syncop><SIDI>): Remove.
29611 (arm_sync_new_<syncop><NARROW>): Remove.
29612 (arm_sync_new_nand<SIDI>): Remove.
29613 (arm_sync_new_nand<NARROW>): Remove.
29614 (arm_sync_old_<syncop><SIDI>): Remove.
29615 (arm_sync_old_<syncop><NARROW>): Remove.
29616 (arm_sync_old_nand<SIDI>): Remove.
29617 (arm_sync_old_nand<NARROW>): Remove.
29618 (*memory_barrier): Merge arm_output_memory_barrier.
29619 (atomic_compare_and_swap<QHSD>): New.
29620 (atomic_compare_and_swap<NARROW>_1): New.
29621 (atomic_compare_and_swap<SIDI>_1): New.
29622 (atomic_exchange<QHSD>): New.
29623 (cas_cmp_operand, cas_cmp_str): New.
29624 (atomic_op_operand, atomic_op_str): New.
29625 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
29626 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
29627 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
29628 (arm_load_exclusive<NARROW>): New.
29629 (arm_load_exclusivesi, arm_load_exclusivedi): New.
29630 (arm_store_exclusive<QHSD>): New.
29632 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29634 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
29635 reload patterns if -mvsx-scalar-memory.
29637 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
29638 generated, even -mno-vsx-scalar-double was used.
29639 (vsx_xscvdpsp_scalar): Likewise.
29640 (vsx_xscvspdp_scalar2): Likewise.
29642 2012-01-09 Tom de Vries <tom@codesourcery.com>
29643 Andrew Pinski <apinski@cavium.com>
29646 * reorg.c (fill_slots_from_thread): Don't speculate
29647 frame-related insns.
29649 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
29651 * sched-int.h (bb_note): Move to...
29652 * basic-block.h: ...here.
29653 * haifa-sched.c (bb_note): Move to...
29654 * cfgrtl.c: ...here.
29655 * function.c (next_block_for_reg): New function.
29656 (move_insn_for_shrink_wrap): Likewise.
29657 (prepare_shrink_wrap): Rewrite to use the above.
29659 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
29661 * gimple.c (is_gimple_non_addressable): Remove.
29662 * gimple.h: Remove is_gimple_non_addressable.
29663 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
29664 is_gimple_non_addressable.
29665 * trans-mem.c (expand_assign_tm): Same.
29667 2012-01-09 Richard Guenther <rguenther@suse.de>
29669 PR tree-optimization/51775
29670 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
29671 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
29673 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
29675 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
29677 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
29679 2012-01-09 Richard Guenther <rguenther@suse.de>
29681 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
29683 2012-01-08 Jan Hubicka <jh@suse.cz>
29685 PR tree-optimize/51680
29686 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
29687 on when known_vals needs to be computed; cleanup.
29689 2012-01-08 Jan Hubicka <jh@suse.cz>
29691 PR tree-optimize/51694
29692 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
29694 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
29696 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
29697 for -std=c++98 and -std=c++11 too.
29699 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
29701 * cfgloop.c (cancel_loop): Add free() of bbs array.
29703 2012-01-07 Jan Hubicka <jh@suse.cz>
29705 PR tree-optimization/51600
29706 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
29707 that benefits small functions.
29709 2012-01-07 Jan Hubicka <jh@suse.cz>
29711 * ipa-inline.c (want_inline_small_function_p): Fix formating.
29713 2012-01-07 Jan Hubicka <jh@suse.cz>
29715 PR tree-optimization/51680
29716 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
29717 whose inlining reduce unit size.
29719 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
29722 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
29723 Add canonical node to containing_mem chain after the non-canonical
29724 one, even if there weren't any locs to propagate.
29725 (remove_useless_values): Keep only canonical values.
29726 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
29727 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
29728 canonicalize mem_chain elements that are not discarded.
29730 2012-01-06 Jakub Jelinek <jakub@redhat.com>
29733 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
29734 before emitting functions.
29736 PR gcov-profile/50127
29737 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
29738 clear_aux_for_blocks.
29740 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
29743 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
29745 2012-01-06 Arnaud Charlet <charlet@adacore.com>
29747 * c-decl.c (ext_block): Moved up.
29748 (collect_all_refs, for_each_global_decl): Take ext_block into account.
29750 2012-01-06 Han Shen <shenhan@google.com>
29752 Translate built-in include paths for sysroot.
29753 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
29754 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
29756 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
29757 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
29759 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
29760 control whether sysroot should be prepended to gxx include dir.
29762 * configure: Regenerate.
29764 2012-01-06 Torvald Riegel <triegel@redhat.com>
29766 PR rtl-optimization/51771
29767 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
29768 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
29770 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
29772 PR tree-optimization/51315
29773 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
29774 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
29776 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
29779 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
29780 for shrp pattern. Correctly handle and fixup shift variable.
29781 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
29783 2012-01-05 Jakub Jelinek <jakub@redhat.com>
29786 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
29787 note when !ACCUMULATE_OUTGOING_ARGS.
29789 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
29791 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
29793 (extract_range_from_unary_expr_1): Avoid useless computations.
29795 2012-01-05 Jakub Jelinek <jakub@redhat.com>
29797 PR rtl-optimization/51767
29798 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
29799 of jump_block and add an extra edge for degenerated asm gotos.
29801 PR middle-end/51768
29802 * stmt.c (check_unique_operand_names): Don't ICE during error
29803 reporting if i is from labels chain.
29805 PR middle-end/44777
29806 * profile.c (branch_prob): Split bbs that have exit edge
29807 and need a fake entry edge too.
29809 2012-01-05 Jan Hubicka <jh@suse.cz>
29811 PR middle-end/49710
29812 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
29815 2012-01-05 Richard Guenther <rguenther@suse.de>
29818 * tree-streamer-out.c (write_ts_optimization): New function.
29819 (streamer_write_tree_body): Call it.
29820 * tree-streamer-in.c (lto_input_ts_optimization): New function.
29821 (streamer_read_tree_body): Call it.
29822 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
29824 2012-01-05 Jakub Jelinek <jakub@redhat.com>
29826 PR middle-end/51761
29827 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
29828 * gimplify.c (gimplify_cleanup_point_expr): Save and set
29829 in_cleanup_point_expr before gimplify_stmt call and restore it
29831 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
29832 in_cleanup_point_expr is false.
29834 2012-01-05 Richard Guenther <rguenther@suse.de>
29836 PR middle-end/51764
29837 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
29839 * toplev.c (process_options): Reject combining mudflap and LTO.
29840 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
29842 2012-01-05 Richard Guenther <rguenther@suse.de>
29844 PR tree-optimization/51760
29845 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
29847 (bit_value_unop): Handle UNDEFINED operands.
29848 (bit_value_binop): Likewise.
29850 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
29852 * config/avr/avr.c (avr_replace_prefix): Remove.
29853 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
29854 (avr_asm_function_rodata_section): Ditto.
29855 (avr_asm_select_section): Ditto.
29857 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
29859 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
29862 2012-01-05 Jakub Jelinek <jakub@redhat.com>
29865 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
29866 calls that have any non-fake successor edges.
29869 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
29871 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
29873 PR tree-optimization/51624
29874 * tree-sra.c (build_ref_for_model): When replicating a chain of
29875 COMPONENT_REFs, stop as soon as the offset would become negative.
29877 2012-01-04 Jakub Jelinek <jakub@redhat.com>
29880 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
29881 in .debug_loc on the floor.
29883 2012-01-04 Andrew Pinski <apinski@cavium.com>
29885 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
29887 2012-01-04 Andrew Pinski <apinski@cavium.com>
29888 Adam Nemet <anemet@caviumnetworks.com>
29890 * config/mips/mips.md (size): Add SI and DI.
29891 (SIZE): New mode attribute.
29892 (U): New code attribute.
29893 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
29894 (mips_lbux_<mode>): Delete.
29895 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
29896 (mips_lhx): Use gen_mips_lhx_extsi.
29897 (mips_lhx_<mode>): Delete.
29898 (mips_lwx): Delete.
29899 (mips_l<size>x): New expand.
29900 (mips_lwx_<mode>): Delete.
29901 (mips_l<GPR:size>x_<P:mode>): New pattern.
29902 (*mips_lw<u>x_<P:mode>_ext): Likewise.
29903 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
29904 * config/mips/mips.c (mips_lx_address_p): New function.
29905 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
29906 (dsp64): New availability predicate.
29907 (mips_builtins): Add an entry for __builtin_mips_ldx.
29908 * config/mips/mips.h (ISA_HAS_LBX): New define.
29909 (ISA_HAS_LBUX): Likewise.
29910 (ISA_HAS_LHX): Likewise.
29911 (ISA_HAS_LHUX): Likewise.
29912 (ISA_HAS_LWX): Likewise.
29913 (ISA_HAS_LWUX): Likewise.
29914 (ISA_HAS_LDX): Likewise.
29915 * doc/extend.texi (__builtin_mips_ldx): Document.
29917 2012-01-04 Tristan Gingold <gingold@adacore.com>
29919 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
29920 when long pointers are used.
29921 * config.build (*-*-*vms*): Handle all OpenVMS targets.
29922 (alpha64-dec-*vms*, alpha*-dec-*vms*)
29923 (ia64-hp-*vms*): Remove.
29924 * config/vms/xm-vms64.h: Delete.
29926 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
29928 PR middle-end/51472
29929 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
29931 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
29933 * opts.c (finish_options): Remove duplicate sorry.
29935 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
29937 PR middle-end/51696
29938 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
29941 2012-01-04 Richard Guenther <rguenther@suse.de>
29943 PR middle-end/51750
29944 * tree.c (size_low_cst): New function.
29945 * tree.h (size_low_cst): Declare.
29946 * fold-const.c (fold_comparison): Use it to extract the low
29947 part of the POINTER_PLUS_EXPR offset.
29949 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
29951 Fix clearing ZERO_REG
29952 * config/avr/avr.md (cc): Add alternative "ldi".
29953 (movqi_insn): Use it in cc attribute.
29954 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
29955 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
29956 (output_reload_insisf): Use ZERO_REG to pre-clear register.
29958 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29960 * configure: Regenerate.
29962 2012-01-04 Richard Guenther <rguenther@suse.de>
29964 PR tree-optimization/49651
29965 * tree-ssa-structalias.c (type_can_have_subvars): New function.
29966 (var_can_have_subvars): Use it.
29967 (get_constraint_for_1): Only consider subfields if there can be any.
29969 2012-01-03 Jakub Jelinek <jakub@redhat.com>
29972 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
29973 to its new canonical_cselib_val and the cselib_val was in
29974 first_containing_mem chain, but the canonical_cselib_val was not,
29975 add the latter into the chain.
29976 (cselib_invalidate_mem): Compare canonical_cselib_val of
29977 addr_list chain elt with v.
29980 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
29981 dwarf2out_undef): Allocate e.info using ggc_strdup instead
29983 (output_macinfo_op): Don't ggc_strdup fd->filename.
29984 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
29985 then ggc_strdup it. Don't free inc->info or cur->info.
29986 (output_macinfo): Don't free ref->info or file->info.
29988 2012-01-03 Ira Rosen <irar@il.ibm.com>
29990 PR tree-optimization/51269
29991 * tree-vect-loop-manip.c (set_prologue_iterations): Make
29992 first_niters a pointer.
29993 (slpeel_tree_peel_loop_to_edge): Likewise.
29994 (vect_do_peeling_for_loop_bound): Update call to
29995 slpeel_tree_peel_loop_to_edge.
29996 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
29997 here. Remove it from the parameters list.
29998 (vect_do_peeling_for_alignment): Update calls and compute
29999 wide_prolog_niters.
30001 2012-01-03 Richard Guenther <rguenther@suse.de>
30003 PR tree-optimization/51070
30004 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
30005 Properly handle calls.
30007 2012-01-03 Richard Guenther <rguenther@suse.de>
30009 PR tree-optimization/51692
30010 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
30011 the LHS of allocation stmts.
30013 2012-01-03 Olivier Hainque <hainque@adacore.com>
30015 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
30017 2012-01-03 Olivier Hainque <hainque@adacore.com>
30019 * collect2.c (main): In AIX specific computations for vector
30020 insertions, use CONST_CAST2 to cast from char ** to const char **.
30022 2012-01-03 Richard Guenther <rguenther@suse.de>
30025 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
30026 the context of a limbo DIE when it does not already exist.
30028 2012-01-03 Jakub Jelinek <jakub@redhat.com>
30030 PR tree-optimization/51719
30031 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
30032 but direct call is, clear direct call's lhs and don't add fallthrough
30033 edge from dcall_bb to join_bb and PHIs.
30035 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30037 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
30038 the instructions emitted by the pattern.
30039 ("*TDC_insn_<mode>"): Add comment.
30041 2012-01-03 Richard Guenther <rguenther@suse.de>
30043 PR middle-end/51730
30044 * fold-const.c (fold_comparison): Properly canonicalize
30045 tree offset and HOST_WIDE_INT bit position.
30047 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
30049 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
30050 operands for extzv pattern.
30052 2012-01-02 Jakub Jelinek <jakub@redhat.com>
30055 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
30058 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
30060 * doc/invoke.texi (-flto and related options): Copy-edit.
30062 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30064 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
30066 2012-01-02 Jakub Jelinek <jakub@redhat.com>
30068 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
30071 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30073 * expr.h (move_by_pieces_ninsns): Declare.
30074 * expr.c (move_by_pieces_ninsns): Make external.
30075 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
30076 (mips_store_by_pieces_p): Likewise.
30077 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
30078 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
30079 * config/mips/mips.c (mips_move_by_pieces_p): New function.
30080 (mips_store_by_pieces_p): Likewise.
30082 2012-01-02 Jakub Jelinek <jakub@redhat.com>
30084 * passes.c (register_one_dump_file): Free full_name.
30086 * reload1.c (reload): Don't allocate reg_max_ref_width here.
30087 (calculate_elim_costs_all_insns): Free offsets_at and
30088 offsets_known_at at the end and clear the pointers.
30090 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30092 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
30093 this option introduced in r180739.
30095 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30098 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
30099 (tmake_file target=avr): Add avr/t-multilib.
30101 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
30102 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
30103 * config/avr/genmultilib.awk: New file.
30104 * config/avr/t-multilib: New auto-generated file.
30105 * config/avr/multilib.h: New auto-generated file.
30106 * config/avr/t-avr (AVR_MCUS): New variable.
30107 (genopt.sh): Use it.
30108 (s-mlib): Depend on t-multilib.
30109 (t-multilib, multilib.h): New dependencies.
30110 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
30111 (MULTILIB_OPTIONS): Remove.
30112 (MULTILIB_MATCHES): Remove.
30113 (MULTILIB_DIRNAMES): Remove.
30114 (MULTILIB_EXCEPTIONS): Remove:
30115 * config/avr/genopt.sh: Don't use hard coded file name;
30116 pass AVR_MCUS from t-avr instead.
30118 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30120 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
30122 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30124 Implement light-weight DImode support.
30125 * config/avr/avr-dimode.md: New file.
30126 * config/avr/avr.md: Include it.
30127 (adjust_len): Add plus64, compare64.
30128 (HIDI): Remove code iterator.
30129 (code_stdname): New code attribute.
30130 (rotx, rotsmode): Remove DI.
30131 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
30133 * config/avr/avr-protos.h (avr_have_dimode): New.
30134 (avr_out_plus64, avr_out_compare64): New.
30135 * config/avr/avr.c (avr_out_compare): Handle DImode.
30136 (avr_have_dimode): New variable definition and initialization.
30137 (avr_out_compare64, avr_out_plus64): New functions.
30138 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
30139 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
30140 (avr_compare_pattern): Skip DImode comparisons.
30142 2012-01-02 Revital Eres <revital.eres@linaro.org>
30144 * ddg.c (def_has_ccmode_p): New function.
30145 (add_cross_iteration_register_deps,
30146 create_ddg_dep_from_intra_loop_link): Call it.
30148 2012-01-02 Richard Guenther <rguenther@suse.de>
30151 * invoke.texi (fassociative-math): Remove spurious paranthesis.
30153 2012-01-01 Jakub Jelinek <jakub@redhat.com>
30155 * gcc.c (process_command): Update copyright notice dates.
30156 * gcov.c (print_version): Likewise.
30157 * gcov-dump.c (print_version): Likewise.
30158 * mips-tfile.c (main): Likewise.
30159 * mips-tdump.c (main): Likewise.
30161 2012-01-01 Ira Rosen <irar@il.ibm.com>
30163 PR tree-optimization/51704
30164 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
30165 a use is inside the basic block or loop before accessing its vect info.
30167 2012-01-01 Jan Hubicka <jhjh@suse.cz>
30169 PR rtl-optimization/51069
30170 * cfgloopmanip.c (remove_path): Removing path making irreducible
30171 region unconditional makes BB part of the region.
30173 2012-01-01 Jakub Jelinek <jakub@redhat.com>
30175 PR tree-optimization/51683
30176 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
30177 calls with side-effects.
30178 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
30180 Copyright (C) 2012 Free Software Foundation, Inc.
30182 Copying and distribution of this file, with or without modification,
30183 are permitted in any medium without royalty provided the copyright
30184 notice and this notice are preserved.