add some accessors
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23287 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/DAGISelEmitter.h b/utils/TableGen/DAGISelEmitter.h
index 20d24fb..65c7e70 100644
--- a/utils/TableGen/DAGISelEmitter.h
+++ b/utils/TableGen/DAGISelEmitter.h
@@ -233,6 +233,8 @@
/// getTrees - Return the tree patterns which corresponds to this pattern.
///
const std::vector<TreePatternNode*> &getTrees() const { return Trees; }
+ unsigned getNumTrees() const { return Trees.size(); }
+ TreePatternNode *getTree(unsigned i) const { return Trees[i]; }
/// getRecord - Return the actual TableGen record corresponding to this
/// pattern.