Remove NodeDepth

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29338 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/IA64/IA64ISelDAGToDAG.cpp b/lib/Target/IA64/IA64ISelDAGToDAG.cpp
index 2289687ab1ae8ed2c4cffbb2ec988c74c731cf33..3fb7b2a3b8a5351dc90a8da71a20c3d20ad56f10 100644 (file)
--- a/lib/Target/IA64/IA64ISelDAGToDAG.cpp
+++ b/lib/Target/IA64/IA64ISelDAGToDAG.cpp
@@ -118,12 +118,7 @@ void IA64DAGToDAGISel::InstructionSelectBasicBlock(SelectionDAG &DAG) {
   while (!Worklist.empty()) {
     SDOperand Node = Worklist.back();
     Worklist.pop_back();
-    
-    // Chose from the least deep of the top two nodes.
-    if (!Worklist.empty() &&
-        Worklist.back().Val->getNodeDepth() < Node.Val->getNodeDepth())
-      std::swap(Worklist.back(), Node);
-    
+
     if ((Node.Val->getOpcode() >= ISD::BUILTIN_OP_END &&
          Node.Val->getOpcode() < IA64ISD::FIRST_NUMBER) ||
         CodeGenMap.count(Node)) continue;

diff --git a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index 6c057fdb75b8fdee4b0a174a4f657c42215e2dbc..99d97881491d674164a056b5e0a879345462ccbb 100644 (file)
--- a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -191,12 +191,7 @@ void PPCDAGToDAGISel::InstructionSelectBasicBlock(SelectionDAG &DAG) {
   while (!Worklist.empty()) {
     SDOperand Node = Worklist.back();
     Worklist.pop_back();
-    
-    // Chose from the least deep of the top two nodes.
-    if (!Worklist.empty() &&
-        Worklist.back().Val->getNodeDepth() < Node.Val->getNodeDepth())
-      std::swap(Worklist.back(), Node);
-    
+
     if ((Node.Val->getOpcode() >= ISD::BUILTIN_OP_END &&
          Node.Val->getOpcode() < PPCISD::FIRST_NUMBER) ||
         CodeGenMap.count(Node)) continue;