gcc/
PR c++/55135
* except.h (remove_unreachable_eh_regions): New prototype.
* except.c (remove_eh_handler_splicer): New function, split out
of remove_eh_handler.
(remove_eh_handler): Use remove_eh_handler_splicer. Add comment
warning about running it on many EH regions one at a time.
(remove_unreachable_eh_regions_worker): New function, walk the
EH tree in depth-first order and remove non-marked regions.
(remove_unreachable_eh_regions): New function.
* tree-eh.c (mark_reachable_handlers): New function, split out
from remove_unreachable_handlers.
(remove_unreachable_handlers): Use mark_reachable_handlers and
remove_unreachable_eh_regions.
(remove_unreachable_handlers_no_lp): Use mark_reachable_handlers
and remove_unreachable_eh_regions.
From-SVN: r196464
2013-03-05 Richard Biener <rguenther@suse.de>
PR middle-end/56525
* loop-init.c (fix_loop_structure): Remove loops in two stages,
not freeing them until the end.
From-SVN: r196462
2013-03-05 Richard Biener <rguenther@suse.de>
PR tree-optimization/56270
* tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
of loads after scheduling an SLP instance.
* gcc.dg/vect/slp-38.c: New testcase.
From-SVN: r196458
* Makefile.in (dg_target_exps): Add aarch64.exp, epiphany.exp and
tic6x.exp.
(check_gcc_parallelize): Run guality.exp as a separate job from
vect.exp with unsorted.exp and $(dg_target_exps) separately from
struct-layout-1.exp with stackalign.exp.
From-SVN: r196457
PR middle-end/56461
* tree-ssa-loop-niter.c (bb_queue): Remove typedef.
(discover_iteration_bound_by_body_walk): Change queues to
vec<vec<basic_block> > and queue to vec<basic_block>. Fix up
spelling in comment. Call safe_push on queues[bound_index] directly.
Release queues[queue_index] in every iteration unconditionally.
Release bounds vector.
From-SVN: r196454
2013-03-05 Richard Biener <rguenther@suse.de>
PR lto/56515
* tree-inline.c (remap_blocks_to_null): New function.
(expand_call_inline): When expanding a call stmt without
an associated block inline remap all callee blocks to NULL.
From-SVN: r196452
PR rtl-optimization/56494
* simplify-rtx.c (simplify_truncation): If C is narrower than A,
optimize (truncate:A (subreg:B (truncate:C X) 0)) into
(subreg:A (truncate:C X) 0) instead of (truncate:A X).
* gcc.dg/pr56494.c: New test.
From-SVN: r196451
PR tree-optimization/56424
* ipa-split.c (split_function): Do not set the RSO flag if result is
not by reference and its type is a register type.
From-SVN: r196439
PR middle-end/56461
* tree-vect-stmts.c (vectorizable_shift): Don't call create methods
on vec_oprnds0 or vec_oprnds1 before loop, only call it on
vec_oprnds1 right before pushing anything to it for
scalar_shift_arg.
From-SVN: r196425
PR middle-end/56461
* tree-vect-loop.c (destroy_loop_vec_info): For !clean_stmts, just
set nbbs to 0 instead of having separate code path.
(vect_analyze_loop_form): Call destroy_loop_vec_info with true
instead of false as last argument if returning NULL.
From-SVN: r196424
2013-03-03 Sandra Loosemore <sandra@codesourcery.com>
gcc/
* target.def (TARGET_OPTION_VALID_ATTRIBUTE_P): Update comments;
the attribute is now called "target" instead of "option".
(TARGET_OPTION_PRAGMA_PARSE): Likewise, for the pragma.
* doc/tm.texi.in (Target Attributes): Likewise document the correct
attribute/pragma name for TARGET_OPTION_VALID_P and
TARGET_OPTION_PRAGMA_PARSE. Also copy-edit and correct markup.
* doc/tm.texi: Regenerated.
From-SVN: r196418
fortran/
PR fortran/54730
* array.c (gfc_match_array_constructor): Set a checkpoint before
matching a typespec. Drop it on success, restore it otherwise.
testsuite/
PR fortran/54730
* gfortran.dg/array_constructor_42.f90: New test.
From-SVN: r196416
* config/microblaze/microblaze.c:
Check mcpu, pcmp requirement and set TARGET_REORDER to 0 if not met.
* config/microblaze/microblaze.h: Add -mxl-reorder to DRIVER_SELF_SPECS
* config/microblaze/microblaze.md: New bswapsi2 and bswaphi2
instructions emitted if TARGET_REORDER
* config/microblaze/microblaze.opt: New option -mxl-reorder set to 1
or 0 for -m/-mno case, but initialises as 2 to detect default use case
separately
From-SVN: r196415
fortran/
PR fortran/54730
* gfortran.h (struct gfc_undo_change_set): New field 'previous'.
(gfc_new_undo_checkpoint, gfc_drop_last_undo_checkpoint,
gfc_restore_last_undo_checkpoint): New prototypes.
* symbol.c (default_undo_chgset_var): Update initialization.
(single_undo_checkpoint_p, gfc_new_undo_checkpoint,
free_undo_change_set_data, pop_undo_change_set,
gfc_drop_last_undo_checkpoint, enforce_single_undo_checkpoint):
New functions.
(save_symbol_data): Handle multiple change sets. Make sure old_symbol
field's previous value is not overwritten. Clear gfc_new field.
(restore_old_symbol): Restore previous old_symbol field.
(gfc_restore_last_undo_checkpoint): New function, using body renamed
from gfc_undo_symbols. Restore the previous change set as current one.
(gfc_undo_symbols): New body.
(gfc_commit_symbols, gfc_commit_symbol, gfc_enforce_clean_symbol_state):
Call enforce_single_undo_checkpoint.
(gfc_symbol_done_2): Ditto. Free change set data.
From-SVN: r196414
