AssignTopologicalOrder now returns the vector of SDNode* by reference to

avoid the expensive operation of copying a vector.
It also returns a maximum id by value.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29478 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2006-08-02 21:58:44 +00:00
parent abe0e3e641
commit 09fd736058

View File

@ -427,9 +427,9 @@ public:
unsigned AssignNodeIds();
/// AssignTopologicalOrder - Assign a unique node id for each node in the DAG
/// based on their topological order. It returns a vector of the SDNodes* in
/// assigned order.
std::vector<SDNode*> AssignTopologicalOrder();
/// based on their topological order. It returns the maximum id and a vector
/// of the SDNodes* in assigned order by reference.
unsigned AssignTopologicalOrder(std::vector<SDNode*> &TopOrder);
void dump() const;