From 500b4dba32ee02584634a562c9cc43a5480acd4a Mon Sep 17 00:00:00 2001
From: Andrew Lenharth <andrewl@lenharth.org>
Date: Fri, 22 Apr 2005 13:35:18 +0000
Subject: [PATCH] keep track of max depth stats

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21446 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Alpha/AlphaISelPattern.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/Target/Alpha/AlphaISelPattern.cpp b/lib/Target/Alpha/AlphaISelPattern.cpp
index 4b9d7af4aec..186daed4969 100644
--- a/lib/Target/Alpha/AlphaISelPattern.cpp
+++ b/lib/Target/Alpha/AlphaISelPattern.cpp
@@ -383,6 +383,7 @@ class ISel : public SelectionDAGISel {
   int count_ins;
   int count_outs;
   bool has_sym;
+  int max_depth;
 
 public:
   ISel(TargetMachine &TM) : SelectionDAGISel(AlphaLowering), AlphaLowering(TM)
@@ -394,17 +395,20 @@ public:
     DEBUG(BB->dump());
     count_ins = 0;
     count_outs = 0;
+    max_depth = 0;
     has_sym = false;
 
     // Codegen the basic block.
     ISelDAG = &DAG;
+    max_depth = DAG.getRoot().getNodeDepth();
     Select(DAG.getRoot());
 
     if(has_sym)
       ++count_ins;
     if(EnableAlphaCount)
-      std::cerr << "COUNT: " << BB->getParent()->getFunction ()->getName() << " "
-                << BB->getNumber() << " "
+      std::cerr << "COUNT: " << BB->getParent()->getFunction ()->getName() << " " 
+                << BB->getNumber() << " " 
+                << max_depth << " "
                 << count_ins << " "
                 << count_outs << "\n";