}
/// isMOVDDUPMask - Return true if the specified VECTOR_SHUFFLE operand
-/// specifies a shuffle of elements that is suitable for input to MOVDDUP.
+/// specifies a shuffle of elements that is suitable for input to 128-bit
+/// version of MOVDDUP.
bool X86::isMOVDDUPMask(ShuffleVectorSDNode *N) {
- int e = N->getValueType(0).getVectorNumElements() / 2;
+ EVT VT = N->getValueType(0);
+
+ if (VT.getSizeInBits() != 128)
+ return false;
+ int e = VT.getVectorNumElements() / 2;
for (int i = 0; i < e; ++i)
if (!isUndefOrEqual(N->getMaskElt(i), i))
return false;