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| author | Felix Yang <fei.yang0953@gmail.com> | 2014-01-06 16:46:12 +0000 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2014-01-06 09:46:12 -0700 |
| commit | 33444996f03b140e1fa144eb02c5c17d15e594a7 (patch) | |
| tree | 73a060d65fa955dcac1df176f03928958dfb289e /gcc/modulo-sched.c | |
| parent | 892c47451b30a6b02ff3051fdd7a200e7469d863 (diff) | |
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modulo-sched.c (schedule_reg_moves): Clear distance1_uses if it is newly allocated.
2014-01-02 Felix Yang <fei.yang0953@gmail.com>
* modulo-sched.c (schedule_reg_moves): Clear distance1_uses if it
is newly allocated.
From-SVN: r206366
Diffstat (limited to 'gcc/modulo-sched.c')
| -rw-r--r-- | gcc/modulo-sched.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/modulo-sched.c b/gcc/modulo-sched.c index 8d63e97..7ba3ddb 100644 --- a/gcc/modulo-sched.c +++ b/gcc/modulo-sched.c @@ -766,6 +766,9 @@ schedule_reg_moves (partial_schedule_ptr ps) distance1_uses = distances[1] ? sbitmap_alloc (g->num_nodes) : NULL; + if (distance1_uses) + bitmap_clear (distance1_uses); + /* Every use of the register defined by node may require a different copy of this register, depending on the time the use is scheduled. Record which uses require which move results. */ |