[llvm-commits] CVS: llvm/include/llvm/CodeGen/SelectionDAGNodes.h

[Evan Cheng]

Changes in directory llvm/include/llvm/CodeGen:

SelectionDAGNodes.h updated: 1.160 -> 1.161
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Log message:

Fix comments.

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Diffs of the changes:  (+8 -3)

 SelectionDAGNodes.h |   11 ++++++++---
 1 files changed, 8 insertions(+), 3 deletions(-)


Index: llvm/include/llvm/CodeGen/SelectionDAGNodes.h
diff -u llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.160 llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.161
--- llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.160	Thu Nov  2 21:02:18 2006
+++ llvm/include/llvm/CodeGen/SelectionDAGNodes.h	Fri Nov  3 01:29:55 2006
@@ -809,13 +809,18 @@
   /// operation.
   bool hasNUsesOfValue(unsigned NUses, unsigned Value) const;
 
-  // isOnlyUse - Return true if this node is the only use of N.
+  /// isOnlyUse - Return true if this node is the only use of N.
+  ///
   bool isOnlyUse(SDNode *N) const;
 
-  // isOperand - Return true if this node is an operand of N.
+  /// isOperand - Return true if this node is an operand of N.
+  ///
   bool isOperand(SDNode *N) const;
 
-  // isPredecessor - Return true if this node is a predecessor of N.
+  /// isPredecessor - Return true if this node is a predecessor of N. This node
+  /// is either an operand of N or it can be reached by recursively traversing
+  /// up the operands.
+  /// NOTE: this is an expensive method. Use it carefully.
   bool isPredecessor(SDNode *N) const;
 
   /// getNumOperands - Return the number of values used by this operation.