AssignNodeIds assign each node in the DAG an unique id.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29337 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2006-07-27 06:39:06 +00:00
parent b9ee9e60a9
commit 091cba1b91

View File

@ -2698,6 +2698,18 @@ void SelectionDAG::ReplaceAllUsesOfValueWith(SDOperand From, SDOperand To,
}
/// AssignNodeIds - Assign a unique node id for each node in the DAG. It returns
/// the maximum id.
int SelectionDAG::AssignNodeIds() {
int Id = 0;
for (allnodes_iterator I = allnodes_begin(), E = allnodes_end(); I != E; ++I){
SDNode *N = I;
N->setNodeId(Id++);
}
return Id;
}
//===----------------------------------------------------------------------===//
// SDNode Class
//===----------------------------------------------------------------------===//