Add a little bit of support to grab info for making graphs

[gem5.git] / cpu / base.hh

diff --git a/cpu/base.hh b/cpu/base.hh
index e28f15884c4f90fcc7ef1f68174b93f0a9176925..4a44ab804ac9e0486cd70c34935df9b9b8894acf 100644 (file)
--- a/cpu/base.hh
+++ b/cpu/base.hh
@@ -32,12 +32,13 @@
 #include <vector>
 
 #include "base/statistics.hh"
+#include "config/full_system.hh"
 #include "cpu/sampler/sampler.hh"
 #include "sim/eventq.hh"
 #include "sim/sim_object.hh"
 #include "targetarch/isa_traits.hh"
 
-#ifdef FULL_SYSTEM
+#if FULL_SYSTEM
 class System;
 #endif
 
@@ -55,7 +56,7 @@ class BaseCPU : public SimObject
     inline Tick cycles(int numCycles) const { return clock * numCycles; }
     inline Tick curCycle() const { return curTick / clock; }
 
-#ifdef FULL_SYSTEM
+#if FULL_SYSTEM
   protected:
     uint64_t interrupts[NumInterruptLevels];
     uint64_t intstatus;
@@ -75,6 +76,18 @@ class BaseCPU : public SimObject
 
     bool check_interrupts() const { return intstatus != 0; }
     uint64_t intr_status() const { return intstatus; }
+
+    class ProfileEvent : public Event
+    {
+      private:
+        BaseCPU *cpu;
+        int interval;
+
+      public:
+        ProfileEvent(BaseCPU *cpu, int interval);
+        void process();
+    };
+    ProfileEvent *profileEvent;
 #endif
 
   protected:
@@ -109,10 +122,13 @@ class BaseCPU : public SimObject
         Tick clock;
         bool functionTrace;
         Tick functionTraceStart;
-#ifdef FULL_SYSTEM
+#if FULL_SYSTEM
         System *system;
         int cpu_id;
+        Tick profile;
 #endif
+
+        Params();
     };
 
     const Params *params;
@@ -121,6 +137,7 @@ class BaseCPU : public SimObject
     virtual ~BaseCPU();
 
     virtual void init();
+    virtual void startup();
     virtual void regStats();
 
     void registerExecContexts();
@@ -153,7 +170,7 @@ class BaseCPU : public SimObject
      */
     EventQueue **comLoadEventQueue;
 
-#ifdef FULL_SYSTEM
+#if FULL_SYSTEM
     System *system;
 
     /**