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Fix the comment for LegalizeOp to more accurately reflect what it does.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@39827 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2007-07-13 20:14:11 +00:00
parent 744ff41e0e
commit a346615d11
1 changed files with 4 additions and 3 deletions
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7
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -551,9 +551,10 @@ SDOperand ExpandFCOPYSIGNToBitwiseOps(SDNode *Node, MVT::ValueType NVT,
}
/// LegalizeOp - We know that the specified value has a legal type.
/// Recursively ensure that the operands have legal types, then return the
/// result.
/// LegalizeOp - We know that the specified value has a legal type, and
/// that its operands are legal. Now ensure that the operation itself
/// is legal, recursively ensuring that the operands' operations remain
/// legal.
SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
assert(isTypeLegal(Op.getValueType()) &&
"Caller should expand or promote operands that are not legal!");