Simple types are a superset of what all in tree targets in LLVM could possibly have a legal type. This means the behavior of using isSimple to check for a supported type for X86 could change over time. For example, this could would change if a v256i1 type was added to MVT in the future.
llvm-svn: 343995
EVT VT = N->getValueType(0);
EVT WideVecVT = N->getOperand(0).getValueType();
SDValue WideVec = peekThroughBitcasts(N->getOperand(0));
- if (Subtarget.hasAVX() && !Subtarget.hasAVX2() && WideVecVT.isSimple() &&
+ const TargetLowering &TLI = DAG.getTargetLoweringInfo();
+ if (Subtarget.hasAVX() && !Subtarget.hasAVX2() &&
+ TLI.isTypeLegal(WideVecVT) &&
WideVecVT.getSizeInBits() == 256 && WideVec.getOpcode() == ISD::AND) {
auto isConcatenatedNot = [] (SDValue V) {
V = peekThroughBitcasts(V);