From 55f70760de9cf9d16905372d885b7925722721a8 Mon Sep 17 00:00:00 2001
From: Sean Wilson <spwilson2@wisc.edu>
Date: Tue, 27 Jun 2017 13:07:51 -0500
Subject: sim, gdb: Refactor some Event subclasses into lambdas

Change-Id: If3e4329204f27eda96b50ec6ac279ebc6ef23d99
Signed-off-by: Sean Wilson <spwilson2@wisc.edu>
Reviewed-on: https://gem5-review.googlesource.com/3921
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
---
 src/sim/ticked_object.cc | 12 +++++++++++-
 src/sim/ticked_object.hh | 35 +++++------------------------------
 2 files changed, 16 insertions(+), 31 deletions(-)

(limited to 'src/sim')

diff --git a/src/sim/ticked_object.cc b/src/sim/ticked_object.cc
index a9f3aceb7..1a04dc14f 100644
--- a/src/sim/ticked_object.cc
+++ b/src/sim/ticked_object.cc
@@ -46,7 +46,7 @@ Ticked::Ticked(ClockedObject &object_,
     Stats::Scalar *imported_num_cycles,
     Event::Priority priority) :
     object(object_),
-    event(*this, priority),
+    event([this]{ processClockEvent(); }, name(), false, priority),
     running(false),
     lastStopped(0),
     /* Allocate numCycles if an external stat wasn't passed in */
@@ -55,6 +55,16 @@ Ticked::Ticked(ClockedObject &object_,
         *numCyclesLocal))
 { }
 
+void
+Ticked::processClockEvent() {
+    ++tickCycles;
+    ++numCycles;
+    countCycles(Cycles(1));
+    evaluate();
+    if (running)
+        object.schedule(event, object.clockEdge(Cycles(1)));
+}
+
 void
 Ticked::regStats()
 {
diff --git a/src/sim/ticked_object.hh b/src/sim/ticked_object.hh
index 3ba0045fc..ad7d6e93b 100644
--- a/src/sim/ticked_object.hh
+++ b/src/sim/ticked_object.hh
@@ -60,39 +60,14 @@ class TickedObjectParams;
 class Ticked : public Serializable
 {
   protected:
-    /** An event to call process periodically */
-    class ClockEvent : public Event
-    {
-      public:
-        Ticked &owner;
-
-        ClockEvent(Ticked &owner_, Priority priority) :
-            Event(priority),
-            owner(owner_)
-        { }
-
-        /** Evaluate and reschedule */
-        void
-        process()
-        {
-            ++owner.tickCycles;
-            ++owner.numCycles;
-            owner.countCycles(Cycles(1));
-            owner.evaluate();
-            if (owner.running) {
-                owner.object.schedule(this,
-                    owner.object.clockEdge(Cycles(1)));
-            }
-        }
-    };
-
-    friend class ClockEvent;
-
     /** ClockedObject who is responsible for this Ticked's actions/stats */
     ClockedObject &object;
 
-    /** The single instance of ClockEvent used */
-    ClockEvent event;
+    /** The wrapper for processClockEvent */
+    EventFunctionWrapper event;
+
+    /** Evaluate and reschedule */
+    void processClockEvent();
 
     /** Have I been started? and am not stopped */
     bool running;
-- 
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