[llvm-commits] CVS: llvm/include/llvm/Analysis/Dominators.h

[Owen Anderson]

Changes in directory llvm/include/llvm/Analysis:

Dominators.h updated: 1.72 -> 1.73
---
Log message:

Add an accessor to make ETForest more useful.


---
Diffs of the changes:  (+7 -0)

 Dominators.h |    7 +++++++
 1 files changed, 7 insertions(+)


Index: llvm/include/llvm/Analysis/Dominators.h
diff -u llvm/include/llvm/Analysis/Dominators.h:1.72 llvm/include/llvm/Analysis/Dominators.h:1.73
--- llvm/include/llvm/Analysis/Dominators.h:1.72	Sun Apr 15 18:14:18 2007
+++ llvm/include/llvm/Analysis/Dominators.h	Tue Apr 17 23:38:39 2007
@@ -320,6 +320,13 @@
       return NULL;
     return Common->getData<BasicBlock>();
   }
+  
+  /// Return the immediate dominator of A.
+  BasicBlock *getIDom(BasicBlock *A) {
+    ETNode *NodeA = getNode(A);
+    const ETNode *idom = NodeA->getFather();
+    return idom ? idom->getData<BasicBlock>() : 0;
+  }
 
   virtual void getAnalysisUsage(AnalysisUsage &AU) const {
     AU.setPreservesAll();