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[X86] Remove combineShift function. Just dispatch directly to the handler for each flavor from the main switch. NFC 

llvm-svn: 361108
This commit is contained in:
Craig Topper 2019-05-19 01:01:46 +00:00
parent 4b105f5308
commit 3164b50af7
1 changed files with 3 additions and 21 deletions
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24
llvm/lib/Target/X86/X86ISelLowering.cpp
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@ -37083,24 +37083,6 @@ static SDValue combineShiftRightLogical(SDNode *N, SelectionDAG &DAG,
return SDValue();
}
static SDValue combineShift(SDNode* N, SelectionDAG &DAG,
TargetLowering::DAGCombinerInfo &DCI,
const X86Subtarget &Subtarget) {
if (N->getOpcode() == ISD::SHL)
if (SDValue V = combineShiftLeft(N, DAG))
return V;
if (N->getOpcode() == ISD::SRA)
if (SDValue V = combineShiftRightArithmetic(N, DAG))
return V;
if (N->getOpcode() == ISD::SRL)
if (SDValue V = combineShiftRightLogical(N, DAG, DCI))
return V;
return SDValue();
}
static SDValue combineVectorPack(SDNode *N, SelectionDAG &DAG,
TargetLowering::DAGCombinerInfo &DCI,
const X86Subtarget &Subtarget) {
@ -43258,9 +43240,9 @@ SDValue X86TargetLowering::PerformDAGCombine(SDNode *N,
case X86ISD::SBB: return combineSBB(N, DAG);
case X86ISD::ADC: return combineADC(N, DAG, DCI);
case ISD::MUL: return combineMul(N, DAG, DCI, Subtarget);
case ISD::SHL:
case ISD::SRA:
case ISD::SRL: return combineShift(N, DAG, DCI, Subtarget);
case ISD::SHL: return combineShiftLeft(N, DAG);
case ISD::SRA: return combineShiftRightArithmetic(N, DAG);
case ISD::SRL: return combineShiftRightLogical(N, DAG, DCI);
case ISD::AND: return combineAnd(N, DAG, DCI, Subtarget);
case ISD::OR: return combineOr(N, DAG, DCI, Subtarget);
case ISD::XOR: return combineXor(N, DAG, DCI, Subtarget);