simplify this code, return only ever has zero or one operands.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97408 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-02-28 18:53:13 +00:00
parent 165e96bd25
commit 25d5837889

View File

@ -849,14 +849,12 @@ void SelectionDAGBuilder::visitRet(ReturnInst &I) {
Chain = DAG.getNode(ISD::TokenFactor, getCurDebugLoc(),
MVT::Other, &Chains[0], NumValues);
} else {
for (unsigned i = 0, e = I.getNumOperands(); i != e; ++i) {
SmallVector<EVT, 4> ValueVTs;
ComputeValueVTs(TLI, I.getOperand(i)->getType(), ValueVTs);
unsigned NumValues = ValueVTs.size();
if (NumValues == 0) continue;
SDValue RetOp = getValue(I.getOperand(i));
} else if (I.getNumOperands() != 0) {
SmallVector<EVT, 4> ValueVTs;
ComputeValueVTs(TLI, I.getOperand(0)->getType(), ValueVTs);
unsigned NumValues = ValueVTs.size();
if (NumValues) {
SDValue RetOp = getValue(I.getOperand(0));
for (unsigned j = 0, f = NumValues; j != f; ++j) {
EVT VT = ValueVTs[j];