mem: Add stack distance statistics to the CommMonitor

This patch adds the stack distance calculator to the CommMonitor. The
stats are disabled by default.

1 files changed, 4 insertions, 2 deletions

diff --git a/src/mem/comm_monitor.hh b/src/mem/comm_monitor.hh
index 69122cc60..f1c6b496d 100644
--- a/src/mem/comm_monitor.hh
+++ b/src/mem/comm_monitor.hh
@@ -44,6 +44,7 @@
 #include "base/statistics.hh"
 #include "base/time.hh"
 #include "mem/mem_object.hh"
+#include "mem/stack_dist_calc.hh"
 #include "params/CommMonitor.hh"
 #include "proto/protoio.hh"
 #include "sim/system.hh"
@@ -268,8 +269,6 @@ class CommMonitor : public MemObject
 
     void recvRangeChange();
 
-    void periodicTraceDump();
-
     /** Stats declarations, all in a struct for convenience. */
     struct MonitorStats
     {
@@ -417,6 +416,9 @@ class CommMonitor : public MemObject
     /** Instantiate stats */
     MonitorStats stats;
 
+    /** Optional stack distance calculator */
+    StackDistCalc* stackDistCalc;
+
     /** Output stream for a potential trace. */
     ProtoOutputStream* traceStream;