1138 static bool isConstantOrUndef(int Op, int Val) {  in isConstantOrUndef()  function
1155       if (!isConstantOrUndef(N->getMaskElt(i), i*2+1))  in isVPKUHUMShuffleMask()
1161       if (!isConstantOrUndef(N->getMaskElt(i), i*2))  in isVPKUHUMShuffleMask()
1166       if (!isConstantOrUndef(N->getMaskElt(i),    i*2+j) ||  in isVPKUHUMShuffleMask()
1167           !isConstantOrUndef(N->getMaskElt(i+8),  i*2+j))  in isVPKUHUMShuffleMask()
1186       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2+2) ||  in isVPKUWUMShuffleMask()
1187           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+3))  in isVPKUWUMShuffleMask()
1193       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2) ||  in isVPKUWUMShuffleMask()
1194           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+1))  in isVPKUWUMShuffleMask()
1199       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2+j)   ||  in isVPKUWUMShuffleMask()
1200           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+j+1) ||  in isVPKUWUMShuffleMask()
1201           !isConstantOrUndef(N->getMaskElt(i+8),  i*2+j)   ||  in isVPKUWUMShuffleMask()
1202           !isConstantOrUndef(N->getMaskElt(i+9),  i*2+j+1))  in isVPKUWUMShuffleMask()
1228       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2+4) ||  in isVPKUDUMShuffleMask()
1229           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+5) ||  in isVPKUDUMShuffleMask()
1230           !isConstantOrUndef(N->getMaskElt(i+2),  i*2+6) ||  in isVPKUDUMShuffleMask()
1231           !isConstantOrUndef(N->getMaskElt(i+3),  i*2+7))  in isVPKUDUMShuffleMask()
1237       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2) ||  in isVPKUDUMShuffleMask()
1238           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+1) ||  in isVPKUDUMShuffleMask()
1239           !isConstantOrUndef(N->getMaskElt(i+2),  i*2+2) ||  in isVPKUDUMShuffleMask()
1240           !isConstantOrUndef(N->getMaskElt(i+3),  i*2+3))  in isVPKUDUMShuffleMask()
1245       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2+j)   ||  in isVPKUDUMShuffleMask()
1246           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+j+1) ||  in isVPKUDUMShuffleMask()
1247           !isConstantOrUndef(N->getMaskElt(i+2),  i*2+j+2) ||  in isVPKUDUMShuffleMask()
1248           !isConstantOrUndef(N->getMaskElt(i+3),  i*2+j+3) ||  in isVPKUDUMShuffleMask()
1249           !isConstantOrUndef(N->getMaskElt(i+8),  i*2+j)   ||  in isVPKUDUMShuffleMask()
1250           !isConstantOrUndef(N->getMaskElt(i+9),  i*2+j+1) ||  in isVPKUDUMShuffleMask()
1251           !isConstantOrUndef(N->getMaskElt(i+10), i*2+j+2) ||  in isVPKUDUMShuffleMask()
1252           !isConstantOrUndef(N->getMaskElt(i+11), i*2+j+3))  in isVPKUDUMShuffleMask()
1269       if (!isConstantOrUndef(N->getMaskElt(i*UnitSize*2+j),  in isVMerge()
1271           !isConstantOrUndef(N->getMaskElt(i*UnitSize*2+UnitSize+j),  in isVMerge()
1377       if (!isConstantOrUndef(N->getMaskElt(i*4+j),  in isVMerge()
1379           !isConstantOrUndef(N->getMaskElt(i*4+j+8),  in isVMerge()
1453       if (!isConstantOrUndef(SVOp->getMaskElt(i), ShiftAmt+i))  in isVSLDOIShuffleMask()
1458       if (!isConstantOrUndef(SVOp->getMaskElt(i), (ShiftAmt+i) & 15))  in isVSLDOIShuffleMask()
1730     if (!isConstantOrUndef(SVOp->getMaskElt(i), ShiftAmt+i))  in isQVALIGNIShuffleMask()