Displaying 1 result from an estimated 1 matches for "zeroable".
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mergable
2018 Apr 10
1
64 bit mask in x86vshuffle instruction
...ot. Please
see the changes below that i have made in x86isellowering.cpp
static SDValue lower2048BitVectorShuffle(const SDLoc &DL, ArrayRef<int>
Mask,
MVT VT, SDValue V1, SDValue V2,
const SmallBitVector &Zeroable,
const X86Subtarget &Subtarget,
SelectionDAG &DAG) {
// If we have a single input to the zero element, insert that into V1 if
we
// can do so cheaply.
int NumElts = Mask.size();
int NumV2Elements = cou...