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| author | Pat Haugen <pthaugen@us.ibm.com> | 2010-05-14 15:48:51 +0000 |
|---|---|---|
| committer | Pat Haugen <pthaugen@gcc.gnu.org> | 2010-05-14 15:48:51 +0000 |
| commit | e972cc7e9a2fd59a6eb3375674c6c35fae4dcaf2 (patch) | |
| tree | 377ffd24ee66c4828dfa6ce324d4096b2f11cf17 /gcc | |
| parent | 6a08009670479dd2fe973a2717720b49f712ad03 (diff) | |
| download | gcc-e972cc7e9a2fd59a6eb3375674c6c35fae4dcaf2.zip gcc-e972cc7e9a2fd59a6eb3375674c6c35fae4dcaf2.tar.gz gcc-e972cc7e9a2fd59a6eb3375674c6c35fae4dcaf2.tar.bz2 | |
tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs() result to unsigned.
* tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
result to unsigned.
From-SVN: r159397
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-ssa-loop-prefetch.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1b727ad..3d84fe8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2010-05-14 Pat Haugen <pthaugen@us.ibm.com> + + * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs() + result to unsigned. + 2010-05-14 Tristan Gingold <gingold@adacore.com> * toplev.c (default_debug_hooks): Remove this variable. diff --git a/gcc/tree-ssa-loop-prefetch.c b/gcc/tree-ssa-loop-prefetch.c index daf9956..f828ed3 100644 --- a/gcc/tree-ssa-loop-prefetch.c +++ b/gcc/tree-ssa-loop-prefetch.c @@ -717,7 +717,7 @@ prune_ref_by_group_reuse (struct mem_ref *ref, struct mem_ref *by, prefetch_before = (hit_from - delta_r + step - 1) / step; /* Do not reduce prefetch_before if we meet beyond cache size. */ - if (prefetch_before > abs (L2_CACHE_SIZE_BYTES / step)) + if (prefetch_before > (unsigned) abs (L2_CACHE_SIZE_BYTES / step)) prefetch_before = PREFETCH_ALL; if (prefetch_before < ref->prefetch_before) ref->prefetch_before = prefetch_before; |