[llvm] r302286 - [X86] Use SDValue::getConstantOperandVal helper. NFCI.
Simon Pilgrim via llvm-commits
llvm-commits at lists.llvm.org
Fri May 5 13:53:53 PDT 2017
Author: rksimon
Date: Fri May 5 15:53:52 2017
New Revision: 302286
URL: http://llvm.org/viewvc/llvm-project?rev=302286&view=rev
Log:
[X86] Use SDValue::getConstantOperandVal helper. NFCI.
Modified:
llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=302286&r1=302285&r2=302286&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Fri May 5 15:53:52 2017
@@ -6228,7 +6228,7 @@ static SDValue LowerBuildVectorv4x32(SDV
Elt = Op->getOperand(EltIdx);
// By construction, Elt is a EXTRACT_VECTOR_ELT with constant index.
- EltMaskIdx = cast<ConstantSDNode>(Elt.getOperand(1))->getZExtValue();
+ EltMaskIdx = Elt.getConstantOperandVal(1);
if (Elt.getOperand(0) != V1 || EltMaskIdx != EltIdx)
break;
Mask[EltIdx] = EltIdx;
@@ -6259,8 +6259,7 @@ static SDValue LowerBuildVectorv4x32(SDV
SDValue SrcVector = Current->getOperand(0);
if (!V1.getNode())
V1 = SrcVector;
- CanFold = SrcVector == V1 &&
- cast<ConstantSDNode>(Current.getOperand(1))->getZExtValue() == i;
+ CanFold = (SrcVector == V1) && (Current.getConstantOperandVal(1) == i);
}
if (!CanFold)
@@ -31617,10 +31616,9 @@ static SDValue combineLogicBlendIntoPBLE
if (auto *AmtBV = dyn_cast<BuildVectorSDNode>(Mask.getOperand(1)))
if (auto *AmtConst = AmtBV->getConstantSplatNode())
SraAmt = AmtConst->getZExtValue();
- } else if (Mask.getOpcode() == X86ISD::VSRAI) {
- SDValue SraC = Mask.getOperand(1);
- SraAmt = cast<ConstantSDNode>(SraC)->getZExtValue();
- }
+ } else if (Mask.getOpcode() == X86ISD::VSRAI)
+ SraAmt = Mask.getConstantOperandVal(1);
+
if ((SraAmt + 1) != EltBits)
return SDValue();
@@ -34434,8 +34432,7 @@ static SDValue combineX86ADD(SDNode *N,
if (Carry.getOpcode() == ISD::SETCC ||
Carry.getOpcode() == X86ISD::SETCC ||
Carry.getOpcode() == X86ISD::SETCC_CARRY) {
- auto *Cond = cast<ConstantSDNode>(Carry.getOperand(0));
- if (Cond->getZExtValue() == X86::COND_B)
+ if (Carry.getConstantOperandVal(0) == X86::COND_B)
return DCI.CombineTo(N, SDValue(N, 0), Carry.getOperand(1));
}
}
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