diff options
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index f4ec6afd54..162979b803 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -4562,8 +4562,9 @@ SDOperand X86TargetLowering::LowerMEMSET(SDOperand Op, SelectionDAG &DAG) { (I && I->getValue() > Subtarget->getMaxInlineSizeThreshold())) { // Check to see if there is a specialized entry-point for memory zeroing. - const char *bzeroEntry = Subtarget->getBZeroEntry(); ConstantSDNode *V = dyn_cast<ConstantSDNode>(Op.getOperand(2)); + const char *bzeroEntry = + V && V->isNullValue() ? Subtarget->getBZeroEntry() : 0; MVT::ValueType IntPtr = getPointerTy(); const Type *IntPtrTy = getTargetData()->getIntPtrType(); |