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| author | Bin Cheng <bin.cheng@arm.com> | 2016-04-20 15:41:45 +0000 |
|---|---|---|
| committer | Bin Cheng <amker@gcc.gnu.org> | 2016-04-20 15:41:45 +0000 |
| commit | fad08d127f63c0deff683d38034863abf5201bb0 (patch) | |
| tree | 5fb76629343852155b74e65799acbfe8a3bd9d03 /gcc/c/c-parser.c | |
| parent | 323af7cfa7b64967d997388be9e564de57e46e2b (diff) | |
| download | gcc-fad08d127f63c0deff683d38034863abf5201bb0.zip gcc-fad08d127f63c0deff683d38034863abf5201bb0.tar.gz gcc-fad08d127f63c0deff683d38034863abf5201bb0.tar.bz2 | |
re PR tree-optimization/56625 (After if-conversion vectorizer doesn't recognize similar loads)
PR tree-optimization/56625
PR tree-optimization/69489
* tree-data-ref.h (DR_INNERMOST): New macro.
* tree-if-conv.c (innermost_loop_behavior_hash): New class for
hashing struct innermost_loop_behavior.
(ref_DR_map): Remove.
(innermost_DR_map): New map.
(baseref_DR_map): Revise comment.
(hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
to innermost_DR_map accroding to its innermost loop behavior.
(ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
to its innermost loop behavior.
(if_convertible_loop_p_1): Remove intialization for ref_DR_map.
Add initialization for innermost_DR_map. Record memory reference
in DR_BASE_ADDRESS if the reference is compound one or it doesn't
have innermost loop behavior.
(if_convertible_loop_p): Remove release for ref_DR_map. Release
innermost_DR_map.
gcc/testsuite/ChangeLog
PR tree-optimization/56625
PR tree-optimization/69489
* gcc.dg/vect/pr56625.c: New test.
* gcc.dg/tree-ssa/ifc-pr69489-1.c: New test.
From-SVN: r235289
Diffstat (limited to 'gcc/c/c-parser.c')
0 files changed, 0 insertions, 0 deletions