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add fixme

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llvm-svn: 21887
This commit is contained in:
Chris Lattner 2005-05-12 06:04:14 +00:00
parent 5f2a0d17ab
commit 1c248e7462
1 changed files with 1 additions and 0 deletions
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lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -306,6 +306,7 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
for (unsigned i = 0, e = Node->getNumOperands(); i != e; ++i) {
SDOperand Op = Node->getOperand(i);
// Fold single-use TokenFactor nodes into this token factor as we go.
// FIXME: This is something that the DAGCombiner should do!!
if (Op.getOpcode() == ISD::TokenFactor && Op.hasOneUse()) {
Changed = true;
for (unsigned j = 0, e = Op.getNumOperands(); j != e; ++j)