git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177600
91177308-0d34-0410-b5e6-
96231b3b80d8
public:
SDNodeOrdering() {}
- void add(const SDNode *Node, unsigned O) {
- unsigned OldOrder = getOrder(Node);
- if (OldOrder == 0 || (OldOrder > 0 && O < OldOrder))
- OrderMap[Node] = O;
+ void add(const SDNode *Node, unsigned NewOrder) {
+ unsigned &OldOrder = OrderMap[Node];
+ if (OldOrder == 0 || (OldOrder > 0 && NewOrder < OldOrder))
+ OldOrder = NewOrder;
}
void remove(const SDNode *Node) {
DenseMap<const SDNode*, unsigned>::iterator Itr = OrderMap.find(Node);