diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 3020354..eefd721 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -8414,7 +8414,8 @@ static SDValue EltsFromConsecutiveLoads(EVT VT, ArrayRef<SDValue> Elts, assert(LDBase && "Did not find base load for merging consecutive loads"); unsigned BaseSizeInBits = EltBaseVT.getStoreSizeInBits(); unsigned BaseSizeInBytes = BaseSizeInBits / 8; - int LoadSizeInBits = (1 + LastLoadedElt - FirstLoadedElt) * BaseSizeInBits; + int NumLoadedElts = (1 + LastLoadedElt - FirstLoadedElt); + int LoadSizeInBits = NumLoadedElts * BaseSizeInBits; assert((BaseSizeInBits % 8) == 0 && "Sub-byte element loads detected"); // TODO: Support offsetting the base load. @@ -8476,7 +8477,7 @@ static SDValue EltsFromConsecutiveLoads(EVT VT, ArrayRef<SDValue> Elts, // base pointer. If the vector contains zeros, then attempt to shuffle those // elements. if (FirstLoadedElt == 0 && - (LastLoadedElt == (int)(NumElems - 1) || IsDereferenceable) && + (NumLoadedElts == (int)NumElems || IsDereferenceable) && (IsConsecutiveLoad || IsConsecutiveLoadWithZeros)) { if (isAfterLegalize && !TLI.isOperationLegal(ISD::LOAD, VT)) return SDValue(); |