1766 static bool isConstantOrUndef(int Op, int Val) {  in isConstantOrUndef()  function
1783       if (!isConstantOrUndef(N->getMaskElt(i), i*2+1))  in isVPKUHUMShuffleMask()
1789       if (!isConstantOrUndef(N->getMaskElt(i), i*2))  in isVPKUHUMShuffleMask()
1794       if (!isConstantOrUndef(N->getMaskElt(i),    i*2+j) ||  in isVPKUHUMShuffleMask()
1795           !isConstantOrUndef(N->getMaskElt(i+8),  i*2+j))  in isVPKUHUMShuffleMask()
1814       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2+2) ||  in isVPKUWUMShuffleMask()
1815           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+3))  in isVPKUWUMShuffleMask()
1821       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2) ||  in isVPKUWUMShuffleMask()
1822           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+1))  in isVPKUWUMShuffleMask()
1827       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2+j)   ||  in isVPKUWUMShuffleMask()
1828           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+j+1) ||  in isVPKUWUMShuffleMask()
1829           !isConstantOrUndef(N->getMaskElt(i+8),  i*2+j)   ||  in isVPKUWUMShuffleMask()
1830           !isConstantOrUndef(N->getMaskElt(i+9),  i*2+j+1))  in isVPKUWUMShuffleMask()
1856       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2+4) ||  in isVPKUDUMShuffleMask()
1857           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+5) ||  in isVPKUDUMShuffleMask()
1858           !isConstantOrUndef(N->getMaskElt(i+2),  i*2+6) ||  in isVPKUDUMShuffleMask()
1859           !isConstantOrUndef(N->getMaskElt(i+3),  i*2+7))  in isVPKUDUMShuffleMask()
1865       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2) ||  in isVPKUDUMShuffleMask()
1866           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+1) ||  in isVPKUDUMShuffleMask()
1867           !isConstantOrUndef(N->getMaskElt(i+2),  i*2+2) ||  in isVPKUDUMShuffleMask()
1868           !isConstantOrUndef(N->getMaskElt(i+3),  i*2+3))  in isVPKUDUMShuffleMask()
1873       if (!isConstantOrUndef(N->getMaskElt(i  ),  i*2+j)   ||  in isVPKUDUMShuffleMask()
1874           !isConstantOrUndef(N->getMaskElt(i+1),  i*2+j+1) ||  in isVPKUDUMShuffleMask()
1875           !isConstantOrUndef(N->getMaskElt(i+2),  i*2+j+2) ||  in isVPKUDUMShuffleMask()
1876           !isConstantOrUndef(N->getMaskElt(i+3),  i*2+j+3) ||  in isVPKUDUMShuffleMask()
1877           !isConstantOrUndef(N->getMaskElt(i+8),  i*2+j)   ||  in isVPKUDUMShuffleMask()
1878           !isConstantOrUndef(N->getMaskElt(i+9),  i*2+j+1) ||  in isVPKUDUMShuffleMask()
1879           !isConstantOrUndef(N->getMaskElt(i+10), i*2+j+2) ||  in isVPKUDUMShuffleMask()
1880           !isConstantOrUndef(N->getMaskElt(i+11), i*2+j+3))  in isVPKUDUMShuffleMask()
1897       if (!isConstantOrUndef(N->getMaskElt(i*UnitSize*2+j),  in isVMerge()
1899           !isConstantOrUndef(N->getMaskElt(i*UnitSize*2+UnitSize+j),  in isVMerge()
2005       if (!isConstantOrUndef(N->getMaskElt(i*4+j),  in isVMerge()
2007           !isConstantOrUndef(N->getMaskElt(i*4+j+8),  in isVMerge()
2081       if (!isConstantOrUndef(SVOp->getMaskElt(i), ShiftAmt+i))  in isVSLDOIShuffleMask()
2086       if (!isConstantOrUndef(SVOp->getMaskElt(i), (ShiftAmt+i) & 15))  in isVSLDOIShuffleMask()