diff options
Diffstat (limited to 'llvm/lib/Target/ARM/ARMISelDAGToDAG.cpp')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMISelDAGToDAG.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Target/ARM/ARMISelDAGToDAG.cpp b/llvm/lib/Target/ARM/ARMISelDAGToDAG.cpp index 9ffed031059..89e0bab3d0b 100644 --- a/llvm/lib/Target/ARM/ARMISelDAGToDAG.cpp +++ b/llvm/lib/Target/ARM/ARMISelDAGToDAG.cpp @@ -747,7 +747,7 @@ bool ARMDAGToDAGISel::SelectLdStSOReg(SDValue N, SDValue &Base, SDValue &Offset, // If Offset is a multiply-by-constant and it's profitable to extract a shift // and use it in a shifted operand do so. - if (Offset.getOpcode() == ISD::MUL) { + if (Offset.getOpcode() == ISD::MUL && N.hasOneUse()) { unsigned PowerOfTwo = 0; SDValue NewMulConst; if (canExtractShiftFromMul(Offset, 31, PowerOfTwo, NewMulConst)) { @@ -1422,7 +1422,7 @@ bool ARMDAGToDAGISel::SelectT2AddrModeSoReg(SDValue N, // If OffReg is a multiply-by-constant and it's profitable to extract a shift // and use it in a shifted operand do so. - if (OffReg.getOpcode() == ISD::MUL) { + if (OffReg.getOpcode() == ISD::MUL && N.hasOneUse()) { unsigned PowerOfTwo = 0; SDValue NewMulConst; if (canExtractShiftFromMul(OffReg, 3, PowerOfTwo, NewMulConst)) { |
