diff options
Diffstat (limited to 'llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp')
-rw-r--r-- | llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp b/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp index 713595d..1a51aa5 100644 --- a/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp +++ b/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp @@ -556,8 +556,9 @@ void DecodeVPERMIL2PMask(MVT VT, unsigned M2Z, ArrayRef<uint64_t> RawMask, void DecodeVPERMVMask(ArrayRef<uint64_t> RawMask, SmallVectorImpl<int> &ShuffleMask) { - for (int i = 0, e = RawMask.size(); i < e; ++i) { - uint64_t M = RawMask[i]; + uint64_t EltMaskSize = RawMask.size() - 1; + for (auto M : RawMask) { + M &= EltMaskSize; ShuffleMask.push_back((int)M); } } |