Thread: Use inherited baseCpu rather than cpu in SimpleThread

This patch is a trivial simplification, removing the cpu pointer from
SimpleThread and relying on the baseCpu pointer in ThreadState. The
patch does not add or change any functionality, it merely cleans up
the code.

1 files changed, 2 insertions, 5 deletions

diff --git a/src/cpu/simple_thread.hh b/src/cpu/simple_thread.hh
index b8dae5d01..46ed92ce8 100644
--- a/src/cpu/simple_thread.hh
+++ b/src/cpu/simple_thread.hh
@@ -127,12 +127,9 @@ class SimpleThread : public ThreadState
   public:
     std::string name() const
     {
-        return csprintf("%s.[tid:%i]", cpu->name(), tc->threadId());
+        return csprintf("%s.[tid:%i]", baseCpu->name(), tc->threadId());
     }
 
-    // pointer to CPU associated with this SimpleThread
-    BaseCPU *cpu;
-
     ProxyThreadContext<SimpleThread> *tc;
 
     System *system;
@@ -207,7 +204,7 @@ class SimpleThread : public ThreadState
      * ThreadContext interface functions.
      ******************************************/
 
-    BaseCPU *getCpuPtr() { return cpu; }
+    BaseCPU *getCpuPtr() { return baseCpu; }
 
     TheISA::TLB *getITBPtr() { return itb; }