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| author | Korey Sewell <ksewell@umich.edu> | 2010-01-31 18:28:12 -0500 |
|---|---|---|
| committer | Korey Sewell <ksewell@umich.edu> | 2010-01-31 18:28:12 -0500 |
| commit | b4e0ef78379dd5bab0ee6ec824bca3f51dd484c6 (patch) | |
| tree | cffa5e792f60039a4a2289fadb2d057d5084478d | |
| parent | 5e0b8337ed9c8aa975cd44df5565c2c3dde0c267 (diff) | |
| download | gem5-b4e0ef78379dd5bab0ee6ec824bca3f51dd484c6.tar.xz | |
inorder: set thread status'
set Active/Suspended/Halted status for threads. useful for system when determining
if/when to exit simulation
| -rw-r--r-- | src/cpu/inorder/cpu.cc | 12 | ||||
| -rw-r--r-- | src/cpu/inorder/thread_context.hh | 1 |
2 files changed, 10 insertions, 3 deletions
diff --git a/src/cpu/inorder/cpu.cc b/src/cpu/inorder/cpu.cc index 5db86b258..d8fea79d9 100644 --- a/src/cpu/inorder/cpu.cc +++ b/src/cpu/inorder/cpu.cc @@ -711,6 +711,8 @@ InOrderCPU::activateThread(ThreadID tid) thread[tid]->lastActivate = curTick; + tcBase(tid)->setStatus(ThreadContext::Active); + wakeCPU(); } } @@ -750,9 +752,11 @@ InOrderCPU::deactivateThread(ThreadID tid) removePipelineStalls(*thread_it); - //@TODO: change stage status' to Idle? - activeThreads.erase(thread_it); + + // Ideally, this should be triggered from the + // suspendContext/Thread functions + tcBase(tid)->setStatus(ThreadContext::Suspended); } assert(!isThreadActive(tid)); @@ -854,6 +858,8 @@ InOrderCPU::haltThread(ThreadID tid) squashThreadInPipeline(tid); haltedThreads.push_back(tid); + tcBase(tid)->setStatus(ThreadContext::Halted); + if (threadModel == SwitchOnCacheMiss) { activateNextReadyContext(); } @@ -872,6 +878,8 @@ InOrderCPU::suspendThread(ThreadID tid) 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 index 820f3077f..6dd5f192f 100644 --- a/src/cpu/inorder/thread_context.hh +++ b/src/cpu/inorder/thread_context.hh @@ -64,7 +64,6 @@ class InOrderThreadContext : public ThreadContext /** 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(); } |