diff options
Diffstat (limited to 'src/cpu/base.cc')
| -rw-r--r-- | src/cpu/base.cc | 63 |
1 files changed, 34 insertions, 29 deletions
diff --git a/src/cpu/base.cc b/src/cpu/base.cc index 78ff4f998..e4cb79344 100644 --- a/src/cpu/base.cc +++ b/src/cpu/base.cc @@ -100,12 +100,12 @@ CPUProgressEvent::description() const BaseCPU::BaseCPU(Params *p) : MemObject(p), clock(p->clock), instCnt(0), _cpuId(p->cpu_id), interrupts(p->interrupts), - number_of_threads(p->numThreads), system(p->system), + numThreads(p->numThreads), system(p->system), phase(p->phase) #else BaseCPU::BaseCPU(Params *p) : MemObject(p), clock(p->clock), _cpuId(p->cpu_id), - number_of_threads(p->numThreads), system(p->system), + numThreads(p->numThreads), system(p->system), phase(p->phase) #endif { @@ -121,22 +121,23 @@ BaseCPU::BaseCPU(Params *p) DPRINTF(SyscallVerbose, "Constructing CPU with id %d\n", _cpuId); - if (number_of_threads > maxThreadsPerCPU) - maxThreadsPerCPU = number_of_threads; + if (numThreads > maxThreadsPerCPU) + maxThreadsPerCPU = numThreads; // allocate per-thread instruction-based event queues - comInstEventQueue = new EventQueue *[number_of_threads]; - for (int i = 0; i < number_of_threads; ++i) - comInstEventQueue[i] = new EventQueue("instruction-based event queue"); + comInstEventQueue = new EventQueue *[numThreads]; + for (ThreadID tid = 0; tid < numThreads; ++tid) + comInstEventQueue[tid] = + new EventQueue("instruction-based event queue"); // // set up instruction-count-based termination events, if any // if (p->max_insts_any_thread != 0) { const char *cause = "a thread reached the max instruction count"; - for (int i = 0; i < number_of_threads; ++i) { + for (ThreadID tid = 0; tid < numThreads; ++tid) { Event *event = new SimLoopExitEvent(cause, 0); - comInstEventQueue[i]->schedule(event, p->max_insts_any_thread); + comInstEventQueue[tid]->schedule(event, p->max_insts_any_thread); } } @@ -147,26 +148,26 @@ BaseCPU::BaseCPU(Params *p) // decrement this when triggered; simulation will terminate // when counter reaches 0 int *counter = new int; - *counter = number_of_threads; - for (int i = 0; i < number_of_threads; ++i) { + *counter = numThreads; + for (ThreadID tid = 0; tid < numThreads; ++tid) { Event *event = new CountedExitEvent(cause, *counter); - comInstEventQueue[i]->schedule(event, p->max_insts_any_thread); + comInstEventQueue[tid]->schedule(event, p->max_insts_any_thread); } } // allocate per-thread load-based event queues - comLoadEventQueue = new EventQueue *[number_of_threads]; - for (int i = 0; i < number_of_threads; ++i) - comLoadEventQueue[i] = new EventQueue("load-based event queue"); + comLoadEventQueue = new EventQueue *[numThreads]; + for (ThreadID tid = 0; tid < numThreads; ++tid) + comLoadEventQueue[tid] = new EventQueue("load-based event queue"); // // set up instruction-count-based termination events, if any // if (p->max_loads_any_thread != 0) { const char *cause = "a thread reached the max load count"; - for (int i = 0; i < number_of_threads; ++i) { + for (ThreadID tid = 0; tid < numThreads; ++tid) { Event *event = new SimLoopExitEvent(cause, 0); - comLoadEventQueue[i]->schedule(event, p->max_loads_any_thread); + comLoadEventQueue[tid]->schedule(event, p->max_loads_any_thread); } } @@ -176,10 +177,10 @@ BaseCPU::BaseCPU(Params *p) // decrement this when triggered; simulation will terminate // when counter reaches 0 int *counter = new int; - *counter = number_of_threads; - for (int i = 0; i < number_of_threads; ++i) { + *counter = numThreads; + for (ThreadID tid = 0; tid < numThreads; ++tid) { Event *event = new CountedExitEvent(cause, *counter); - comLoadEventQueue[i]->schedule(event, p->max_loads_all_threads); + comLoadEventQueue[tid]->schedule(event, p->max_loads_all_threads); } } @@ -289,8 +290,9 @@ BaseCPU::nextCycle(Tick begin_tick) void BaseCPU::registerThreadContexts() { - for (int i = 0; i < threadContexts.size(); ++i) { - ThreadContext *tc = threadContexts[i]; + ThreadID size = threadContexts.size(); + for (ThreadID tid = 0; tid < size; ++tid) { + ThreadContext *tc = threadContexts[tid]; /** This is so that contextId and cpuId match where there is a * 1cpu:1context relationship. Otherwise, the order of registration @@ -299,7 +301,7 @@ BaseCPU::registerThreadContexts() * cpu 0 has the lowest thread contexts and cpu N has the highest, but * I'll just do this for now */ - if (number_of_threads == 1) + if (numThreads == 1) tc->setContextId(system->registerThreadContext(tc, _cpuId)); else tc->setContextId(system->registerThreadContext(tc)); @@ -313,9 +315,10 @@ BaseCPU::registerThreadContexts() int BaseCPU::findContext(ThreadContext *tc) { - for (int i = 0; i < threadContexts.size(); ++i) { - if (tc == threadContexts[i]) - return i; + ThreadID size = threadContexts.size(); + for (ThreadID tid = 0; tid < size; ++tid) { + if (tc == threadContexts[tid]) + return tid; } return 0; } @@ -337,7 +340,8 @@ BaseCPU::takeOverFrom(BaseCPU *oldCPU, Port *ic, Port *dc) _cpuId = oldCPU->cpuId(); - for (int i = 0; i < threadContexts.size(); ++i) { + ThreadID size = threadContexts.size(); + for (ThreadID i = 0; i < size; ++i) { ThreadContext *newTC = threadContexts[i]; ThreadContext *oldTC = oldCPU->threadContexts[i]; @@ -361,7 +365,7 @@ BaseCPU::takeOverFrom(BaseCPU *oldCPU, Port *ic, Port *dc) interrupts = oldCPU->interrupts; interrupts->setCPU(this); - for (int i = 0; i < threadContexts.size(); ++i) + for (ThreadID i = 0; i < size; ++i) threadContexts[i]->profileClear(); if (profileEvent) @@ -393,7 +397,8 @@ BaseCPU::ProfileEvent::ProfileEvent(BaseCPU *_cpu, Tick _interval) void BaseCPU::ProfileEvent::process() { - for (int i = 0, size = cpu->threadContexts.size(); i < size; ++i) { + ThreadID size = cpu->threadContexts.size(); + for (ThreadID i = 0; i < size; ++i) { ThreadContext *tc = cpu->threadContexts[i]; tc->profileSample(); } |