[m5-dev] [PATCH 18 of 20] inorder: set thread status'

[Korey Sewell]

# HG changeset patch
# User Korey Sewell <ksew...@umich.edu>
# Date 1254427253 14400
# Node ID 0760590f19d8517feb0bcc3f8d78f4cb1b57b1cd
# Parent  47663743ca146c41aad078f29c69fc9998f86a27
inorder: set thread status'
set Active/Suspended/Halted status for threads.  useful for system when 
determining
if/when to exit simulation

diff --git a/src/cpu/inorder/cpu.cc b/src/cpu/inorder/cpu.cc
--- a/src/cpu/inorder/cpu.cc
+++ b/src/cpu/inorder/cpu.cc
@@ -693,6 +693,8 @@
 
         thread[tid]->lastActivate = curTick;            
 
+        tcBase(tid)->setStatus(ThreadContext::Active);    
+
         wakeCPU();
     }
 }
@@ -732,9 +734,11 @@
 
         removePipelineStalls(*thread_it);
 
-        //@TODO: change stage status' to Idle?
+        activeThreads.erase(thread_it);
 
-        activeThreads.erase(thread_it);
+        // Ideally, this should be triggered from the
+        // suspendContext/Thread functions
+        tcBase(tid)->setStatus(ThreadContext::Suspended);    
     }
 
     assert(!isThreadActive(tid));    
@@ -838,6 +842,8 @@
     squashThreadInPipeline(tid);   
     haltedThreads.push_back(tid);    
 
+    tcBase(tid)->setStatus(ThreadContext::Halted);    
+
     if (threadModel == SwitchOnCacheMiss) {        
         activateNextReadyContext();    
     }
@@ -856,6 +862,8 @@
     deactivateThread(tid);
     suspendedThreads.push_back(tid);    
     thread[tid]->lastSuspend = curTick;    
+
+    tcBase(tid)->setStatus(ThreadContext::Suspended);    
 }
 
 void
diff --git a/src/cpu/inorder/thread_context.hh 
b/src/cpu/inorder/thread_context.hh
--- a/src/cpu/inorder/thread_context.hh
+++ b/src/cpu/inorder/thread_context.hh
@@ -63,7 +63,6 @@
     /** Pointer to the thread state that this TC corrseponds to. */
     InOrderThreadState *thread;
 
-
     /** Returns a pointer to the ITB. */
     /** @TODO: PERF: Should we bind this to a pointer in constructor? */
     TheISA::TLB *getITBPtr() { return cpu->getITBPtr(); }
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