testers: Refactor some Event subclasses to lambdas

Change-Id: I897b6162a827216b7bad74d955c0e50e06a5a3ec
Signed-off-by: Sean Wilson <spwilson2@wisc.edu>
Reviewed-on: https://gem5-review.googlesource.com/3926
Maintainer: Jason Lowe-Power <jason@lowepower.com>
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>

src/cpu/testers/directedtest/RubyDirectedTester.cc

@@ -47,7 +47,9 @@
 #include "sim/sim_exit.hh"
 
 RubyDirectedTester::RubyDirectedTester(const Params *p)
-  : MemObject(p), directedStartEvent(this),
+  : MemObject(p),
+    directedStartEvent([this]{ wakeup(); }, "Directed tick",
+                       false, Event::CPU_Tick_Pri),
     m_requests_to_complete(p->requests_to_complete),
     generator(p->generator)
 {

src/cpu/testers/directedtest/RubyDirectedTester.hh

@@ -85,20 +85,7 @@ class RubyDirectedTester : public MemObject
     void print(std::ostream& out) const;
 
   protected:
-    class DirectedStartEvent : public Event
-    {
-      private:
-        RubyDirectedTester *tester;
-
-      public:
-        DirectedStartEvent(RubyDirectedTester *_tester)
-            : Event(CPU_Tick_Pri), tester(_tester)
-        {}
-        void process() { tester->wakeup(); }
-        virtual const char *description() const { return "Directed tick"; }
-    };
-
-    DirectedStartEvent directedStartEvent;
+    EventFunctionWrapper directedStartEvent;
 
   private:
     void hitCallback(NodeID proc, Addr addr);

src/cpu/testers/garnet_synthetic_traffic/GarnetSyntheticTraffic.cc

@@ -76,7 +76,8 @@ GarnetSyntheticTraffic::sendPkt(PacketPtr pkt)
 
 GarnetSyntheticTraffic::GarnetSyntheticTraffic(const Params *p)
     : MemObject(p),
-      tickEvent(this),
+      tickEvent([this]{ tick(); }, "GarnetSyntheticTraffic tick",
+                false, Event::CPU_Tick_Pri),
       cachePort("GarnetSyntheticTraffic", this),
       retryPkt(NULL),
       size(p->memory_size),

src/cpu/testers/garnet_synthetic_traffic/GarnetSyntheticTraffic.hh

@@ -74,21 +74,7 @@ class GarnetSyntheticTraffic : public MemObject
     void printAddr(Addr a);
 
   protected:
-    class TickEvent : public Event
-    {
-      private:
-        GarnetSyntheticTraffic *cpu;
-
-      public:
-        TickEvent(GarnetSyntheticTraffic *c) : Event(CPU_Tick_Pri), cpu(c) {}
-        void process() { cpu->tick(); }
-        virtual const char *description() const
-        {
-            return "GarnetSyntheticTraffic tick";
-        }
-    };
-
-    TickEvent tickEvent;
+    EventFunctionWrapper tickEvent;
 
     class CpuPort : public MasterPort
     {
@@ -160,6 +146,3 @@ class GarnetSyntheticTraffic : public MemObject
 };
 
 #endif // __CPU_GARNET_SYNTHETIC_TRAFFIC_HH__
-
-
-

src/cpu/testers/rubytest/RubyTester.cc

@@ -50,7 +50,9 @@
 #include "sim/system.hh"
 
 RubyTester::RubyTester(const Params *p)
-  : MemObject(p), checkStartEvent(this),
+  : MemObject(p),
+    checkStartEvent([this]{ wakeup(); }, "RubyTester tick",
+                    false, Event::CPU_Tick_Pri),
     _masterId(p->system->getMasterId(name())),
     m_checkTable_ptr(nullptr),
     m_num_cpus(p->num_cpus),

src/cpu/testers/rubytest/RubyTester.hh

@@ -118,20 +118,7 @@ class RubyTester : public MemObject
 
     MasterID masterId() { return _masterId; }
   protected:
-    class CheckStartEvent : public Event
-    {
-      private:
-        RubyTester *tester;
-
-      public:
-        CheckStartEvent(RubyTester *_tester)
-            : Event(CPU_Tick_Pri), tester(_tester)
-        {}
-        void process() { tester->wakeup(); }
-        virtual const char *description() const { return "RubyTester tick"; }
-    };
-
-    CheckStartEvent checkStartEvent;
+    EventFunctionWrapper checkStartEvent;
 
     MasterID _masterId;