reference, declaration → definition definition → references, declarations, derived classes, virtual overrides reference to multiple definitions → definitions unreferenced |
10379 if (N0.isUndef()) 10383 if (DAG.isConstantIntBuildVectorOrConstantInt(N0)) 10384 return DAG.getNode(ISD::SIGN_EXTEND_INREG, SDLoc(N), VT, N0, N1); 10387 if (DAG.ComputeNumSignBits(N0) >= VTBits-EVTBits+1) 10388 return N0; 10391 if (N0.getOpcode() == ISD::SIGN_EXTEND_INREG && 10392 EVT.bitsLT(cast<VTSDNode>(N0.getOperand(1))->getVT())) 10394 N0.getOperand(0), N1); 10400 if (N0.getOpcode() == ISD::SIGN_EXTEND || N0.getOpcode() == ISD::ANY_EXTEND) { 10400 if (N0.getOpcode() == ISD::SIGN_EXTEND || N0.getOpcode() == ISD::ANY_EXTEND) { 10401 SDValue N00 = N0.getOperand(0); 10410 if ((N0.getOpcode() == ISD::ANY_EXTEND_VECTOR_INREG || 10411 N0.getOpcode() == ISD::SIGN_EXTEND_VECTOR_INREG || 10412 N0.getOpcode() == ISD::ZERO_EXTEND_VECTOR_INREG) && 10413 N0.getOperand(0).getScalarValueSizeInBits() == EVTBits) { 10417 N0.getOperand(0)); 10422 if (N0.getOpcode() == ISD::ZERO_EXTEND) { 10423 SDValue N00 = N0.getOperand(0); 10430 if (DAG.MaskedValueIsZero(N0, APInt::getOneBitSet(VTBits, EVTBits - 1))) 10431 return DAG.getZeroExtendInReg(N0, SDLoc(N), EVT.getScalarType()); 10446 if (N0.getOpcode() == ISD::SRL) { 10447 if (auto *ShAmt = dyn_cast<ConstantSDNode>(N0.getOperand(1))) 10451 unsigned InSignBits = DAG.ComputeNumSignBits(N0.getOperand(0)); 10453 return DAG.getNode(ISD::SRA, SDLoc(N), VT, N0.getOperand(0), 10454 N0.getOperand(1)); 10462 if (ISD::isEXTLoad(N0.getNode()) && 10463 ISD::isUNINDEXEDLoad(N0.getNode()) && 10464 EVT == cast<LoadSDNode>(N0)->getMemoryVT() && 10465 ((!LegalOperations && cast<LoadSDNode>(N0)->isSimple() && 10466 N0.hasOneUse()) || 10468 LoadSDNode *LN0 = cast<LoadSDNode>(N0); 10474 CombineTo(N0.getNode(), ExtLoad, ExtLoad.getValue(1)); 10479 if (ISD::isZEXTLoad(N0.getNode()) && ISD::isUNINDEXEDLoad(N0.getNode()) && 10479 if (ISD::isZEXTLoad(N0.getNode()) && ISD::isUNINDEXEDLoad(N0.getNode()) && 10480 N0.hasOneUse() && 10481 EVT == cast<LoadSDNode>(N0)->getMemoryVT() && 10482 ((!LegalOperations && cast<LoadSDNode>(N0)->isSimple()) && 10484 LoadSDNode *LN0 = cast<LoadSDNode>(N0); 10490 CombineTo(N0.getNode(), ExtLoad, ExtLoad.getValue(1)); 10495 if (EVTBits <= 16 && N0.getOpcode() == ISD::OR) { 10496 if (SDValue BSwap = MatchBSwapHWordLow(N0.getNode(), N0.getOperand(0), 10496 if (SDValue BSwap = MatchBSwapHWordLow(N0.getNode(), N0.getOperand(0), 10497 N0.getOperand(1), false))