Changes in directory llvm/include/llvm/Analysis:
Dominators.h updated: 1.95 -> 1.96
---
Log message:
Do not use ETForest as well as DomiantorTree. DominatorTree is sufficient.
---
Diffs of the changes: (+10 -0)
Dominators.h | 10 ++++++++++
1 files changed, 10 insertions(+)
Index: llvm/include/llvm/Analysis/Dominators.h
diff -u llvm/include/llvm/Analysis/Dominators.h:1.95
llvm/include/llvm/Analysis/Dominators.h:1.96
--- llvm/include/llvm/Analysis/Dominators.h:1.95 Thu Jun 7 16:34:22 2007
+++ llvm/include/llvm/Analysis/Dominators.h Thu Jun 7 17:17:16 2007
@@ -142,6 +142,16 @@
return getNode(BB);
}
+ /// getIDomBlock - return basic block BB's immediate domiantor basic block.
+ ///
+ BasicBlock *getIDomBlock(BasicBlock *BB) {
+ DomTreeNode *N = getNode(BB);
+ assert (N && "Missing dominator tree node");
+ DomTreeNode *I = N->getIDom();
+ assert (N && "Missing immediate dominator");
+ return I->getBlock();
+ }
+
/// getRootNode - This returns the entry node for the CFG of the function.
If
/// this tree represents the post-dominance relations for a function,
however,
/// this root may be a node with the block == NULL. This is the case when
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