thread_context: move getSystemPtr so SE mode can get to it.

There was really no reason that it should be FS only.

src/cpu/o3/thread_context.hh

@@ -86,10 +86,10 @@ class O3ThreadContext : public ThreadContext
     virtual int threadId() { return thread->threadId(); }
     virtual void setThreadId(int id) { return thread->setThreadId(id); }
 
-#if FULL_SYSTEM
     /** Returns a pointer to the system. */
     virtual System *getSystemPtr() { return cpu->system; }
 
+#if FULL_SYSTEM
     /** Returns a pointer to physical memory. */
     virtual PhysicalMemory *getPhysMemPtr() { return cpu->physmem; }
 

src/cpu/o3/thread_context_impl.hh

@@ -54,9 +54,8 @@ void
 O3ThreadContext<Impl>::takeOverFrom(ThreadContext *old_context)
 {
     // some things should already be set up
-#if FULL_SYSTEM
     assert(getSystemPtr() == old_context->getSystemPtr());
-#else
+#if !FULL_SYSTEM
     assert(getProcessPtr() == old_context->getProcessPtr());
 #endif
 

src/cpu/simple_thread.hh

@@ -201,9 +201,9 @@ class SimpleThread : public ThreadState
 
     TheISA::DTB *getDTBPtr() { return dtb; }
 
-#if FULL_SYSTEM
     System *getSystemPtr() { return system; }
 
+#if FULL_SYSTEM
     FunctionalPort *getPhysPort() { return physPort; }
 
     /** Return a virtual port. This port cannot be cached locally in an object.

src/cpu/thread_context.hh

@@ -129,9 +129,9 @@ class ThreadContext
 
     virtual TheISA::DTB *getDTBPtr() = 0;
 
-#if FULL_SYSTEM
     virtual System *getSystemPtr() = 0;
 
+#if FULL_SYSTEM
     virtual TheISA::Kernel::Statistics *getKernelStats() = 0;
 
     virtual FunctionalPort *getPhysPort() = 0;
@@ -318,9 +318,9 @@ class ProxyThreadContext : public ThreadContext
 
     TheISA::DTB *getDTBPtr() { return actualTC->getDTBPtr(); }
 
-#if FULL_SYSTEM
     System *getSystemPtr() { return actualTC->getSystemPtr(); }
 
+#if FULL_SYSTEM
     TheISA::Kernel::Statistics *getKernelStats()
     { return actualTC->getKernelStats(); }