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| author | Craig Topper <craig.topper@gmail.com> | 2017-04-18 17:14:21 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2017-04-18 17:14:21 +0000 |
| commit | fc947bcfba2fc8bc9cc4f8750d1d74c5bf24ee08 (patch) | |
| tree | 725abbf8e51f075df0b067b5c735c54e9471ae0e /llvm/lib/IR/ConstantFold.cpp | |
| parent | ec9deb7f548a7d045ce630308e2d2c84cd3087b9 (diff) | |
| download | bcm5719-llvm-fc947bcfba2fc8bc9cc4f8750d1d74c5bf24ee08.tar.gz bcm5719-llvm-fc947bcfba2fc8bc9cc4f8750d1d74c5bf24ee08.zip | |
[APInt] Use lshrInPlace to replace lshr where possible
This patch uses lshrInPlace to replace code where the object that lshr is called on is being overwritten with the result.
This adds an lshrInPlace(const APInt &) version as well.
Differential Revision: https://reviews.llvm.org/D32155
llvm-svn: 300566
Diffstat (limited to 'llvm/lib/IR/ConstantFold.cpp')
| -rw-r--r-- | llvm/lib/IR/ConstantFold.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/IR/ConstantFold.cpp b/llvm/lib/IR/ConstantFold.cpp index bba230677eb..80b117015ed 100644 --- a/llvm/lib/IR/ConstantFold.cpp +++ b/llvm/lib/IR/ConstantFold.cpp @@ -223,7 +223,7 @@ static Constant *ExtractConstantBytes(Constant *C, unsigned ByteStart, if (ConstantInt *CI = dyn_cast<ConstantInt>(C)) { APInt V = CI->getValue(); if (ByteStart) - V = V.lshr(ByteStart*8); + V.lshrInPlace(ByteStart*8); V = V.trunc(ByteSize*8); return ConstantInt::get(CI->getContext(), V); } |
