diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2017-04-20 21:19:10 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2017-04-20 21:19:10 +0000 |
| commit | d99dafe2e4a385dd2a6c76da6d8258deb100657b (patch) | |
| tree | ba60bf957558bd114f25dbff3d4996b5d7a61c82 /lib/Transforms/Utils/CmpInstAnalysis.cpp | |
| parent | 71d5a2540a98c81f5bcaeb48805e0e2881f530ef (diff) | |
Notes
Diffstat (limited to 'lib/Transforms/Utils/CmpInstAnalysis.cpp')
| -rw-r--r-- | lib/Transforms/Utils/CmpInstAnalysis.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/Transforms/Utils/CmpInstAnalysis.cpp b/lib/Transforms/Utils/CmpInstAnalysis.cpp index 60ae3745c835..9f4d9c7e3981 100644 --- a/lib/Transforms/Utils/CmpInstAnalysis.cpp +++ b/lib/Transforms/Utils/CmpInstAnalysis.cpp @@ -73,17 +73,17 @@ bool llvm::decomposeBitTestICmp(const ICmpInst *I, CmpInst::Predicate &Pred, default: return false; case ICmpInst::ICMP_SLT: - // X < 0 is equivalent to (X & SignBit) != 0. + // X < 0 is equivalent to (X & SignMask) != 0. if (!C->isZero()) return false; - Y = ConstantInt::get(I->getContext(), APInt::getSignBit(C->getBitWidth())); + Y = ConstantInt::get(I->getContext(), APInt::getSignMask(C->getBitWidth())); Pred = ICmpInst::ICMP_NE; break; case ICmpInst::ICMP_SGT: - // X > -1 is equivalent to (X & SignBit) == 0. + // X > -1 is equivalent to (X & SignMask) == 0. if (!C->isAllOnesValue()) return false; - Y = ConstantInt::get(I->getContext(), APInt::getSignBit(C->getBitWidth())); + Y = ConstantInt::get(I->getContext(), APInt::getSignMask(C->getBitWidth())); Pred = ICmpInst::ICMP_EQ; break; case ICmpInst::ICMP_ULT: |