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-rw-r--r--cpu/simple_cpu/simple_cpu.cc137
1 files changed, 51 insertions, 86 deletions
diff --git a/cpu/simple_cpu/simple_cpu.cc b/cpu/simple_cpu/simple_cpu.cc
index f292b25a5..044ee9b9d 100644
--- a/cpu/simple_cpu/simple_cpu.cc
+++ b/cpu/simple_cpu/simple_cpu.cc
@@ -75,15 +75,15 @@
using namespace std;
-SimpleCPU::TickEvent::TickEvent(SimpleCPU *c)
- : Event(&mainEventQueue, CPU_Tick_Pri), cpu(c), multiplier(1)
+SimpleCPU::TickEvent::TickEvent(SimpleCPU *c, int w)
+ : Event(&mainEventQueue, CPU_Tick_Pri), cpu(c), width(w)
{
}
void
SimpleCPU::TickEvent::process()
{
- int count = multiplier;
+ int count = width;
do {
cpu->tick();
} while (--count > 0 && cpu->status() == Running);
@@ -97,8 +97,7 @@ SimpleCPU::TickEvent::description()
SimpleCPU::CacheCompletionEvent::CacheCompletionEvent(SimpleCPU *_cpu)
- : Event(&mainEventQueue),
- cpu(_cpu)
+ : Event(&mainEventQueue), cpu(_cpu)
{
}
@@ -113,52 +112,22 @@ SimpleCPU::CacheCompletionEvent::description()
return "SimpleCPU cache completion event";
}
-#ifdef FULL_SYSTEM
-SimpleCPU::SimpleCPU(const string &_name,
- System *_system,
- Counter max_insts_any_thread,
- Counter max_insts_all_threads,
- Counter max_loads_any_thread,
- Counter max_loads_all_threads,
- AlphaITB *itb, AlphaDTB *dtb,
- FunctionalMemory *mem,
- MemInterface *icache_interface,
- MemInterface *dcache_interface,
- bool _def_reg, Tick freq,
- bool _function_trace, Tick _function_trace_start)
- : BaseCPU(_name, /* number_of_threads */ 1, _def_reg,
- max_insts_any_thread, max_insts_all_threads,
- max_loads_any_thread, max_loads_all_threads,
- _system, freq, _function_trace, _function_trace_start),
-#else
-SimpleCPU::SimpleCPU(const string &_name, Process *_process,
- Counter max_insts_any_thread,
- Counter max_insts_all_threads,
- Counter max_loads_any_thread,
- Counter max_loads_all_threads,
- MemInterface *icache_interface,
- MemInterface *dcache_interface,
- bool _def_reg,
- bool _function_trace, Tick _function_trace_start)
- : BaseCPU(_name, /* number_of_threads */ 1, _def_reg,
- max_insts_any_thread, max_insts_all_threads,
- max_loads_any_thread, max_loads_all_threads,
- _function_trace, _function_trace_start),
-#endif
- tickEvent(this), xc(NULL), cacheCompletionEvent(this)
+SimpleCPU::SimpleCPU(Params *p)
+ : BaseCPU(p), tickEvent(this, p->width), xc(NULL),
+ cacheCompletionEvent(this)
{
_status = Idle;
#ifdef FULL_SYSTEM
- xc = new ExecContext(this, 0, system, itb, dtb, mem);
+ xc = new ExecContext(this, 0, p->system, p->itb, p->dtb, p->mem);
// initialize CPU, including PC
TheISA::initCPU(&xc->regs);
#else
- xc = new ExecContext(this, /* thread_num */ 0, _process, /* asid */ 0);
+ xc = new ExecContext(this, /* thread_num */ 0, p->process, /* asid */ 0);
#endif // !FULL_SYSTEM
- icacheInterface = icache_interface;
- dcacheInterface = dcache_interface;
+ icacheInterface = p->icache_interface;
+ dcacheInterface = p->dcache_interface;
memReq = new MemReq();
memReq->xc = xc;
@@ -841,7 +810,7 @@ BEGIN_DECLARE_SIM_OBJECT_PARAMS(SimpleCPU)
SimObjectParam<BaseMem *> dcache;
Param<bool> defer_registration;
- Param<int> multiplier;
+ Param<int> width;
Param<bool> function_trace;
Param<Tick> function_trace_start;
@@ -849,71 +818,67 @@ END_DECLARE_SIM_OBJECT_PARAMS(SimpleCPU)
BEGIN_INIT_SIM_OBJECT_PARAMS(SimpleCPU)
- INIT_PARAM_DFLT(max_insts_any_thread,
- "terminate when any thread reaches this inst count",
- 0),
- INIT_PARAM_DFLT(max_insts_all_threads,
- "terminate when all threads have reached this inst count",
- 0),
- INIT_PARAM_DFLT(max_loads_any_thread,
- "terminate when any thread reaches this load count",
- 0),
- INIT_PARAM_DFLT(max_loads_all_threads,
- "terminate when all threads have reached this load count",
- 0),
+ INIT_PARAM(max_insts_any_thread,
+ "terminate when any thread reaches this inst count"),
+ INIT_PARAM(max_insts_all_threads,
+ "terminate when all threads have reached this inst count"),
+ INIT_PARAM(max_loads_any_thread,
+ "terminate when any thread reaches this load count"),
+ INIT_PARAM(max_loads_all_threads,
+ "terminate when all threads have reached this load count"),
#ifdef FULL_SYSTEM
INIT_PARAM(itb, "Instruction TLB"),
INIT_PARAM(dtb, "Data TLB"),
INIT_PARAM(mem, "memory"),
INIT_PARAM(system, "system object"),
- INIT_PARAM_DFLT(mult, "system clock multiplier", 1),
+ INIT_PARAM(mult, "system clock multiplier"),
#else
INIT_PARAM(workload, "processes to run"),
#endif // FULL_SYSTEM
- INIT_PARAM_DFLT(icache, "L1 instruction cache object", NULL),
- INIT_PARAM_DFLT(dcache, "L1 data cache object", NULL),
- INIT_PARAM_DFLT(defer_registration, "defer registration with system "
- "(for sampling)", false),
-
- INIT_PARAM_DFLT(multiplier, "clock multiplier", 1),
- INIT_PARAM_DFLT(function_trace, "Enable function trace", false),
- INIT_PARAM_DFLT(function_trace_start, "Cycle to start function trace", 0)
+ INIT_PARAM(icache, "L1 instruction cache object"),
+ INIT_PARAM(dcache, "L1 data cache object"),
+ INIT_PARAM(defer_registration, "defer system registration (for sampling)"),
+ INIT_PARAM(width, "cpu width"),
+ INIT_PARAM(function_trace, "Enable function trace"),
+ INIT_PARAM(function_trace_start, "Cycle to start function trace")
END_INIT_SIM_OBJECT_PARAMS(SimpleCPU)
CREATE_SIM_OBJECT(SimpleCPU)
{
- SimpleCPU *cpu;
#ifdef FULL_SYSTEM
if (mult != 1)
panic("processor clock multiplier must be 1\n");
+#endif
- cpu = new SimpleCPU(getInstanceName(), system,
- max_insts_any_thread, max_insts_all_threads,
- max_loads_any_thread, max_loads_all_threads,
- itb, dtb, mem,
- (icache) ? icache->getInterface() : NULL,
- (dcache) ? dcache->getInterface() : NULL,
- defer_registration,
- ticksPerSecond * mult,
- function_trace, function_trace_start);
-#else
-
- cpu = new SimpleCPU(getInstanceName(), workload,
- max_insts_any_thread, max_insts_all_threads,
- max_loads_any_thread, max_loads_all_threads,
- (icache) ? icache->getInterface() : NULL,
- (dcache) ? dcache->getInterface() : NULL,
- defer_registration,
- function_trace, function_trace_start);
-
-#endif // FULL_SYSTEM
+ SimpleCPU::Params *params = new SimpleCPU::Params();
+ params->name = getInstanceName();
+ params->numberOfThreads = 1;
+ params->max_insts_any_thread = max_insts_any_thread;
+ params->max_insts_all_threads = max_insts_all_threads;
+ params->max_loads_any_thread = max_loads_any_thread;
+ params->max_loads_all_threads = max_loads_all_threads;
+ params->deferRegistration = defer_registration;
+ params->freq = ticksPerSecond;
+ params->functionTrace = function_trace;
+ params->functionTraceStart = function_trace_start;
+ params->icache_interface = (icache) ? icache->getInterface() : NULL;
+ params->dcache_interface = (dcache) ? dcache->getInterface() : NULL;
+ params->width = width;
- cpu->setTickMultiplier(multiplier);
+#ifdef FULL_SYSTEM
+ params->itb = itb;
+ params->dtb = dtb;
+ params->mem = mem;
+ params->system = system;
+#else
+ params->process = workload;
+#endif
+ SimpleCPU *cpu = new SimpleCPU(params);
return cpu;
}
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