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Add a comment and tidy up some whitespace. 

llvm-svn: 93932
This commit is contained in:
Dan Gohman 2010-01-19 22:27:22 +00:00
parent 510bffca45
commit 8d67d2f5f8
1 changed files with 2 additions and 2 deletions
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4
llvm/lib/Analysis/ScalarEvolution.cpp
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@ -1530,7 +1530,6 @@ const SCEV *ScalarEvolution::getAddExpr(SmallVectorImpl<const SCEV *> &Ops,
return S;
}
/// getMulExpr - Get a canonical multiply expression, or something simpler if
/// possible.
const SCEV *ScalarEvolution::getMulExpr(SmallVectorImpl<const SCEV *> &Ops,
@ -1558,7 +1557,6 @@ const SCEV *ScalarEvolution::getMulExpr(SmallVectorImpl<const SCEV *> &Ops,
return getAddExpr(getMulExpr(LHSC, Add->getOperand(0)),
getMulExpr(LHSC, Add->getOperand(1)));
++Idx;
while (const SCEVConstant *RHSC = dyn_cast<SCEVConstant>(Ops[Idx])) {
// We found two constants, fold them together!
@ -1877,6 +1875,8 @@ ScalarEvolution::getAddRecExpr(SmallVectorImpl<const SCEV *> &Operands,
}
}
// Okay, it looks like we really DO need an addrec expr. Check to see if we
// already have one, otherwise create a new one.
FoldingSetNodeID ID;
ID.AddInteger(scAddRecExpr);
ID.AddInteger(Operands.size());