maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[RISCV] Reuse existing VT variable instead of calling getValueType() repeatedly. NFC

This commit is contained in:
Craig Topper 2022-08-16 19:56:33 -07:00
parent da6187f566
commit ba1fb54821
1 changed files with 5 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
llvm/lib/Target/RISCV/RISCVISelLowering.cpp
View File

@ -4000,8 +4000,7 @@ SDValue RISCVTargetLowering::lowerSELECT(SDValue Op, SelectionDAG &DAG) const {
CondV.getOperand(0).getSimpleValueType() == XLenVT) {
SDValue LHS = CondV.getOperand(0);
SDValue RHS = CondV.getOperand(1);
const auto *CC = cast<CondCodeSDNode>(CondV.getOperand(2));
ISD::CondCode CCVal = CC->get();
ISD::CondCode CCVal = cast<CondCodeSDNode>(CondV.getOperand(2))->get();
// Special case for a select of 2 constants that have a diffence of 1.
// Normally this is done by DAGCombine, but if the select is introduced by
@ -4015,16 +4014,16 @@ SDValue RISCVTargetLowering::lowerSELECT(SDValue Op, SelectionDAG &DAG) const {
const APInt &TrueVal = cast<ConstantSDNode>(TrueV)->getAPIntValue();
const APInt &FalseVal = cast<ConstantSDNode>(FalseV)->getAPIntValue();
if (TrueVal - 1 == FalseVal)
return DAG.getNode(ISD::ADD, DL, Op.getValueType(), CondV, FalseV);
return DAG.getNode(ISD::ADD, DL, VT, CondV, FalseV);
if (TrueVal + 1 == FalseVal)
return DAG.getNode(ISD::SUB, DL, Op.getValueType(), FalseV, CondV);
return DAG.getNode(ISD::SUB, DL, VT, FalseV, CondV);
}
translateSetCCForBranch(DL, LHS, RHS, CCVal, DAG);
SDValue TargetCC = DAG.getCondCode(CCVal);
SDValue Ops[] = {LHS, RHS, TargetCC, TrueV, FalseV};
return DAG.getNode(RISCVISD::SELECT_CC, DL, Op.getValueType(), Ops);
return DAG.getNode(RISCVISD::SELECT_CC, DL, VT, Ops);
}
// Otherwise:
@ -4035,7 +4034,7 @@ SDValue RISCVTargetLowering::lowerSELECT(SDValue Op, SelectionDAG &DAG) const {
SDValue Ops[] = {CondV, Zero, SetNE, TrueV, FalseV};
return DAG.getNode(RISCVISD::SELECT_CC, DL, Op.getValueType(), Ops);
return DAG.getNode(RISCVISD::SELECT_CC, DL, VT, Ops);
}
SDValue RISCVTargetLowering::lowerBRCOND(SDValue Op, SelectionDAG &DAG) const {