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Added iterator and profiling (i.e. FoldingSetNodeID) support to ImmutableMap.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45503 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Ted Kremenek 2008-01-02 21:31:48 +00:00
parent b08b8e6f59
commit 3c6255c376
1 changed files with 40 additions and 1 deletions
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41
include/llvm/ADT/ImmutableMap.h
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@ -154,8 +154,47 @@ public:
//===--------------------------------------------------===//
void verify() const { if (Root) Root->verify(); }
unsigned getHeight() const { return Root ? Root->getHeight() : 0; }
//===--------------------------------------------------===//
// Iterators.
//===--------------------------------------------------===//
class iterator {
typename TreeTy::iterator itr;
iterator() {}
iterator(TreeTy* t) : itr(t) {}
friend class ImmutableSet<ValT,ValInfo>;
public:
inline value_type_ref operator*() const { return itr->getValue(); }
inline key_type_ref getKey() const { return itr->getValue().first; }
inline data_type_ref getData() const { return itr->getValue().second; }
inline iterator& operator++() { ++itr; return *this; }
inline iterator operator++(int) { iterator tmp(*this); ++itr; return tmp; }
inline iterator& operator--() { --itr; return *this; }
inline iterator operator--(int) { iterator tmp(*this); --itr; return tmp; }
inline bool operator==(const iterator& RHS) const { return RHS.itr == itr; }
inline bool operator!=(const iterator& RHS) const { return RHS.itr != itr; }
};
iterator begin() const { return iterator(Root); }
iterator end() const { return iterator(); }
//===--------------------------------------------------===//
// Utility methods.
//===--------------------------------------------------===//
inline unsigned getHeight() const { return Root ? Root->getHeight() : 0; }
static inline void Profile(const ImmutableMap& M, FoldingSetNodeID& ID) {
ID.AddPointer(M.Root);
}
inline void Profile(FoldingSetNodeID& ID) const {
return Profile(*this,ID);
}
};
} // end namespace llvm