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Reorganize code a bit to reduce indentation. No visible functionality 

change.

llvm-svn: 77171
This commit is contained in:
Eli Friedman 2009-07-26 23:47:17 +00:00
parent fd6a2498ab
commit 65919b5058
1 changed files with 284 additions and 284 deletions
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14
llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
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@ -1518,11 +1518,15 @@ TargetLowering::SimplifySetCC(MVT VT, SDValue N0, SDValue N1,
case ISD::SETTRUE2: return DAG.getConstant(1, VT);
}
if (isa<ConstantSDNode>(N0.getNode())) {
// Ensure that the constant occurs on the RHS, and fold constant
// comparisons.
return DAG.getSetCC(dl, VT, N1, N0, ISD::getSetCCSwappedOperands(Cond));
}
if (ConstantSDNode *N1C = dyn_cast<ConstantSDNode>(N1.getNode())) {
const APInt &C1 = N1C->getAPIntValue();
if (isa<ConstantSDNode>(N0.getNode())) {
return DAG.FoldSetCC(VT, N0, N1, Cond, dl);
} else {
// If the LHS is '(srl (ctlz x), 5)', the RHS is 0/1, and this is an
// equality comparison, then we're just comparing whether X itself is
// zero.
@ -1830,10 +1834,6 @@ TargetLowering::SimplifySetCC(MVT VT, SDValue N0, SDValue N1,
}
}
}
} else if (isa<ConstantSDNode>(N0.getNode())) {
// Ensure that the constant occurs on the RHS.
return DAG.getSetCC(dl, VT, N1, N0, ISD::getSetCCSwappedOperands(Cond));
}
if (isa<ConstantFPSDNode>(N0.getNode())) {
// Constant fold or commute setcc.