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Remove more of 'else's after 'returns'. No functional change. 

llvm-svn: 170497
This commit is contained in:
Craig Topper 2012-12-19 06:43:58 +00:00
parent 5dd8291cbe
commit 3f194c8f4f
1 changed files with 6 additions and 6 deletions
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12
llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
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@ -2281,7 +2281,7 @@ TargetLowering::SimplifySetCC(EVT VT, SDValue N0, SDValue N1,
DAG.getConstant(MinVal, N0.getValueType()),
ISD::SETEQ);
// If we have setugt X, Max-1, turn it into seteq X, Max
else if ((Cond == ISD::SETGT || Cond == ISD::SETUGT) && C1 == MaxVal-1)
if ((Cond == ISD::SETGT || Cond == ISD::SETUGT) && C1 == MaxVal-1)
return DAG.getSetCC(dl, VT, N0,
DAG.getConstant(MaxVal, N0.getValueType()),
ISD::SETEQ);
@ -2555,7 +2555,7 @@ TargetLowering::SimplifySetCC(EVT VT, SDValue N0, SDValue N1,
if (DAG.isCommutativeBinOp(N0.getOpcode()))
return DAG.getSetCC(dl, VT, N0.getOperand(0),
DAG.getConstant(0, N0.getValueType()), Cond);
else if (N0.getNode()->hasOneUse()) {
if (N0.getNode()->hasOneUse()) {
assert(N0.getOpcode() == ISD::SUB && "Unexpected operation!");
// (Z-X) == X --> Z == X<<1
SDValue SH = DAG.getNode(ISD::SHL, dl, N1.getValueType(), N1,
@ -2571,14 +2571,14 @@ TargetLowering::SimplifySetCC(EVT VT, SDValue N0, SDValue N1,
if (N1.getOpcode() == ISD::ADD || N1.getOpcode() == ISD::SUB ||
N1.getOpcode() == ISD::XOR) {
// Simplify X == (X+Z) --> Z == 0
if (N1.getOperand(0) == N0) {
if (N1.getOperand(0) == N0)
return DAG.getSetCC(dl, VT, N1.getOperand(1),
DAG.getConstant(0, N1.getValueType()), Cond);
} else if (N1.getOperand(1) == N0) {
if (DAG.isCommutativeBinOp(N1.getOpcode())) {
if (N1.getOperand(1) == N0) {
if (DAG.isCommutativeBinOp(N1.getOpcode()))
return DAG.getSetCC(dl, VT, N1.getOperand(0),
DAG.getConstant(0, N1.getValueType()), Cond);
} else if (N1.getNode()->hasOneUse()) {
if (N1.getNode()->hasOneUse()) {
assert(N1.getOpcode() == ISD::SUB && "Unexpected operation!");
// X == (Z-X) --> X<<1 == Z
SDValue SH = DAG.getNode(ISD::SHL, dl, N1.getValueType(), N0,