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author | Hal Finkel <hfinkel@anl.gov> | 2012-06-28 05:42:43 +0000 |
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committer | Hal Finkel <hfinkel@anl.gov> | 2012-06-28 05:42:43 +0000 |
commit | a9ad9f64d56890852ff92639935eaf72b1157a98 (patch) | |
tree | bafe0436d25b554488003d0391440d57e2099ca2 /lib | |
parent | 64e1b28643d87e70734deb5f3d2d298e859c2fd2 (diff) | |
download | external_llvm-a9ad9f64d56890852ff92639935eaf72b1157a98.zip external_llvm-a9ad9f64d56890852ff92639935eaf72b1157a98.tar.gz external_llvm-a9ad9f64d56890852ff92639935eaf72b1157a98.tar.bz2 |
Remove a useless check in BBVectorize.
A shuffle mask will always be a constant, but I did not realize that
when I originally wrote the code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159331 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Transforms/Vectorize/BBVectorize.cpp | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/lib/Transforms/Vectorize/BBVectorize.cpp b/lib/Transforms/Vectorize/BBVectorize.cpp index 9441c1b..af14ee3 100644 --- a/lib/Transforms/Vectorize/BBVectorize.cpp +++ b/lib/Transforms/Vectorize/BBVectorize.cpp @@ -747,11 +747,6 @@ namespace { } else { return false; } - } else if (isa<ShuffleVectorInst>(I)) { - // Only merge two shuffles if they're both constant - return isa<Constant>(I->getOperand(2)) && - isa<Constant>(J->getOperand(2)); - // FIXME: We may want to vectorize non-constant shuffles also. } // The powi intrinsic is special because only the first argument is |