summaryrefslogtreecommitdiff
path: root/lib
diff options
context:
space:
mode:
authorNadav Rotem <nrotem@apple.com>2012-12-04 23:25:24 +0000
committerNadav Rotem <nrotem@apple.com>2012-12-04 23:25:24 +0000
commit46c5f79789947b75ff3b0cc107f133fb0c5ffb5e (patch)
tree184fb29480aad519ed988c200ad0eefcde7db92f /lib
parentdc5eff5b98aba0fe0e8104dfa7429c9a759684c2 (diff)
downloadllvm-46c5f79789947b75ff3b0cc107f133fb0c5ffb5e.tar.gz
llvm-46c5f79789947b75ff3b0cc107f133fb0c5ffb5e.tar.bz2
llvm-46c5f79789947b75ff3b0cc107f133fb0c5ffb5e.tar.xz
LoopVectorizer: Increase the number of pointers that can be tested at runtime. If we cant prove statically that the pointers are disjoint then we add the runtime check.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169334 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r--lib/Transforms/Vectorize/LoopVectorize.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Transforms/Vectorize/LoopVectorize.cpp b/lib/Transforms/Vectorize/LoopVectorize.cpp
index 20e073b1b9..166ad33cac 100644
--- a/lib/Transforms/Vectorize/LoopVectorize.cpp
+++ b/lib/Transforms/Vectorize/LoopVectorize.cpp
@@ -90,7 +90,7 @@ const unsigned TinyTripCountThreshold = 16;
/// When performing a runtime memory check, do not check more than this
/// number of pointers. Notice that the check is quadratic!
-const unsigned RuntimeMemoryCheckThreshold = 2;
+const unsigned RuntimeMemoryCheckThreshold = 4;
/// This is the highest vector width that we try to generate.
const unsigned MaxVectorSize = 8;