gem5
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A Equation power model. More...
#include <mathexpr_powermodel.hh>
Public Types | |
typedef MathExprPowerModelParams | Params |
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typedef PowerModelStateParams | Params |
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typedef SimObjectParams | Params |
Public Member Functions | |
MathExprPowerModel (const Params *p) | |
double | getDynamicPower () const |
Get the dynamic power consumption. More... | |
double | getStaticPower () const |
Get the static power consumption. More... | |
double | getStatValue (const std::string &name) const |
Get the value for a variable (maps to a stat) More... | |
void | startup () |
startup() is the final initialization call before simulation. More... | |
void | regStats () |
Register statistics for this object. More... | |
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PowerModelState (const Params *p) | |
virtual void | setTemperature (double temp) |
Temperature update. More... | |
void | setClockedObject (ClockedObject *clkobj) |
void | regStats () |
Register statistics for this object. More... | |
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const Params * | params () const |
SimObject (const Params *_params) | |
virtual | ~SimObject () |
virtual const std::string | name () const |
virtual void | init () |
init() is called after all C++ SimObjects have been created and all ports are connected. More... | |
virtual void | loadState (CheckpointIn &cp) |
loadState() is called on each SimObject when restoring from a checkpoint. More... | |
virtual void | initState () |
initState() is called on each SimObject when not restoring from a checkpoint. More... | |
virtual void | resetStats () |
Reset statistics associated with this object. More... | |
virtual void | regProbePoints () |
Register probe points for this object. More... | |
virtual void | regProbeListeners () |
Register probe listeners for this object. More... | |
ProbeManager * | getProbeManager () |
Get the probe manager for this object. More... | |
DrainState | drain () override |
Provide a default implementation of the drain interface for objects that don't need draining. More... | |
virtual void | memWriteback () |
Write back dirty buffers to memory using functional writes. More... | |
virtual void | memInvalidate () |
Invalidate the contents of memory buffers. More... | |
void | serialize (CheckpointOut &cp) const override |
Serialize an object. More... | |
void | unserialize (CheckpointIn &cp) override |
Unserialize an object. More... | |
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EventManager (EventManager &em) | |
EventManager (EventManager *em) | |
EventManager (EventQueue *eq) | |
EventQueue * | eventQueue () const |
void | schedule (Event &event, Tick when) |
void | deschedule (Event &event) |
void | reschedule (Event &event, Tick when, bool always=false) |
void | schedule (Event *event, Tick when) |
void | deschedule (Event *event) |
void | reschedule (Event *event, Tick when, bool always=false) |
void | wakeupEventQueue (Tick when=(Tick)-1) |
void | setCurTick (Tick newVal) |
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Serializable () | |
virtual | ~Serializable () |
void | serializeSection (CheckpointOut &cp, const char *name) const |
Serialize an object into a new section. More... | |
void | serializeSection (CheckpointOut &cp, const std::string &name) const |
void | unserializeSection (CheckpointIn &cp, const char *name) |
Unserialize an a child object. More... | |
void | unserializeSection (CheckpointIn &cp, const std::string &name) |
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DrainState | drainState () const |
Return the current drain state of an object. More... | |
virtual void | notifyFork () |
Notify a child process of a fork. More... | |
Private Member Functions | |
double | eval (const MathExpr &expr) const |
Evaluate an expression in the context of this object, fatal if evaluation fails. More... | |
double | tryEval (const MathExpr &expr) const |
Evaluate an expression in the context of this object, set failed if evaluation failed. More... | |
Private Attributes | |
MathExpr | dyn_expr |
MathExpr | st_expr |
std::string | basename |
std::unordered_map < std::string, Stats::Info * > | stats_map |
bool | failed |
Additional Inherited Members | |
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static void | serializeAll (CheckpointOut &cp) |
Serialize all SimObjects in the system. More... | |
static SimObject * | find (const char *name) |
Find the SimObject with the given name and return a pointer to it. More... | |
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static const std::string & | currentSection () |
Get the fully-qualified name of the active section. More... | |
static void | serializeAll (const std::string &cpt_dir) |
static void | unserializeGlobals (CheckpointIn &cp) |
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static int | ckptCount = 0 |
static int | ckptMaxCount = 0 |
static int | ckptPrevCount = -1 |
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Drainable () | |
virtual | ~Drainable () |
virtual void | drainResume () |
Resume execution after a successful drain. More... | |
void | signalDrainDone () const |
Signal that an object is drained. More... | |
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Stats::Value | dynamicPower |
Stats::Value | staticPower |
double | _temp |
Current temperature. More... | |
ClockedObject * | clocked_object |
The clocked object we belong to. More... | |
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const SimObjectParams * | _params |
Cached copy of the object parameters. More... | |
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EventQueue * | eventq |
A pointer to this object's event queue. More... | |
A Equation power model.
The power is represented as a combination of some stats and automatic variables (like temperature).
Definition at line 57 of file mathexpr_powermodel.hh.
typedef MathExprPowerModelParams MathExprPowerModel::Params |
Definition at line 61 of file mathexpr_powermodel.hh.
MathExprPowerModel::MathExprPowerModel | ( | const Params * | p | ) |
Definition at line 50 of file mathexpr_powermodel.cc.
References basename, ArmISA::i, SimObject::name(), Serializable::path, and tokenize().
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private |
Evaluate an expression in the context of this object, fatal if evaluation fails.
expr | Expression to evaluate |
Definition at line 95 of file mathexpr_powermodel.cc.
References failed, panic_if(), MathExpr::toStr(), and tryEval().
Referenced by getDynamicPower(), and getStaticPower().
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inlinevirtual |
Get the dynamic power consumption.
Implements PowerModelState.
Definition at line 69 of file mathexpr_powermodel.hh.
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inlinevirtual |
Get the static power consumption.
Implements PowerModelState.
Definition at line 76 of file mathexpr_powermodel.hh.
double MathExprPowerModel::getStatValue | ( | const std::string & | name | ) | const |
Get the value for a variable (maps to a stat)
name | Name of the variable to retrieve the value from |
Definition at line 121 of file mathexpr_powermodel.cc.
References PowerModelState::_temp, PowerModelState::clocked_object, failed, ArmISA::fi, panic, PowerISA::si, stats_map, Clocked::voltage(), and warn.
Referenced by tryEval().
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virtual |
Register statistics for this object.
Reimplemented from SimObject.
Definition at line 153 of file mathexpr_powermodel.cc.
References PowerModelState::regStats().
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virtual |
startup() is the final initialization call before simulation.
All state is initialized (including unserialized state, if any, such as the curTick() value), so this is the appropriate place to schedule initial event(s) for objects that need them.
Reimplemented from SimObject.
Definition at line 63 of file mathexpr_powermodel.cc.
References basename, dyn_expr, failed, fatal, ArmISA::i, MipsISA::p, SimObject::params(), st_expr, stats_map, Stats::statsList(), and tryEval().
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private |
Evaluate an expression in the context of this object, set failed if evaluation failed.
expr | Expression to evaluate |
Definition at line 108 of file mathexpr_powermodel.cc.
References MathExpr::eval(), failed, and getStatValue().
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private |
Definition at line 114 of file mathexpr_powermodel.hh.
Referenced by MathExprPowerModel(), and startup().
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private |
Definition at line 111 of file mathexpr_powermodel.hh.
Referenced by getDynamicPower(), and startup().
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mutableprivate |
Definition at line 121 of file mathexpr_powermodel.hh.
Referenced by eval(), getStatValue(), startup(), and tryEval().
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private |
Definition at line 111 of file mathexpr_powermodel.hh.
Referenced by getStaticPower(), and startup().
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private |
Definition at line 117 of file mathexpr_powermodel.hh.
Referenced by getStatValue(), and startup().