From: Evan Cheng <evan.cheng@apple.com>
Date: Fri, 3 Nov 2006 03:02:18 +0000 (+0000)
Subject: Add isPredecessor to check whether a node is another's predecessor.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=7ceebb437ebb18efefe72d8d2d0e9c762c3aa6b3;p=oota-llvm.git

Add isPredecessor to check whether a node is another's predecessor.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31406 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h
index c3e6dee2328..9f56e177b88 100644
--- a/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -815,6 +815,9 @@ public:
   // 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.
+  bool isPredecessor(SDNode *N) const;
+
   /// getNumOperands - Return the number of values used by this operation.
   ///
   unsigned getNumOperands() const { return NumOperands; }