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/********************* */
/*! \file statistics_registry.cpp
** \verbatim
** Original author: Morgan Deters
** Major contributors: none
** Minor contributors (to current version): Kshitij Bansal, Tim King
** This file is part of the CVC4 project.
** Copyright (c) 2009-2014 New York University and The University of Iowa
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief [[ Add one-line brief description here ]]
**
** [[ Add lengthier description here ]]
** \todo document this file
**/
#include "util/statistics_registry.h"
#include "expr/expr_manager.h"
#include "lib/clock_gettime.h"
#include "smt/smt_engine.h"
#ifndef __BUILDING_STATISTICS_FOR_EXPORT
# include "smt/smt_engine_scope.h"
#endif /* ! __BUILDING_STATISTICS_FOR_EXPORT */
#ifdef CVC4_STATISTICS_ON
# define __CVC4_USE_STATISTICS true
#else
# define __CVC4_USE_STATISTICS false
#endif
namespace CVC4 {
namespace stats {
// This is a friend of SmtEngine, just to reach in and get it.
// this isn't a class function because then there's a cyclic
// dependence.
inline StatisticsRegistry* getStatisticsRegistry(SmtEngine* smt) {
return smt->d_statisticsRegistry;
}
inline StatisticsRegistry* getStatisticsRegistry(ExprManager* em) {
return em->getStatisticsRegistry();
}
}/* CVC4::stats namespace */
#ifndef __BUILDING_STATISTICS_FOR_EXPORT
StatisticsRegistry* StatisticsRegistry::current() {
return stats::getStatisticsRegistry(smt::currentSmtEngine());
}
void StatisticsRegistry::registerStat(Stat* s) throw(CVC4::IllegalArgumentException) {
#ifdef CVC4_STATISTICS_ON
StatSet& stats = current()->d_stats;
CheckArgument(stats.find(s) == stats.end(), s,
"Statistic `%s' was already registered with this registry.",
s->getName().c_str());
stats.insert(s);
#endif /* CVC4_STATISTICS_ON */
}/* StatisticsRegistry::registerStat() */
void StatisticsRegistry::unregisterStat(Stat* s) throw(CVC4::IllegalArgumentException) {
#ifdef CVC4_STATISTICS_ON
StatSet& stats = current()->d_stats;
CheckArgument(stats.find(s) != stats.end(), s,
"Statistic `%s' was not registered with this registry.",
s->getName().c_str());
stats.erase(s);
#endif /* CVC4_STATISTICS_ON */
}/* StatisticsRegistry::unregisterStat() */
#endif /* ! __BUILDING_STATISTICS_FOR_EXPORT */
void StatisticsRegistry::registerStat_(Stat* s) throw(CVC4::IllegalArgumentException) {
#ifdef CVC4_STATISTICS_ON
CheckArgument(d_stats.find(s) == d_stats.end(), s);
d_stats.insert(s);
#endif /* CVC4_STATISTICS_ON */
}/* StatisticsRegistry::registerStat_() */
void StatisticsRegistry::unregisterStat_(Stat* s) throw(CVC4::IllegalArgumentException) {
#ifdef CVC4_STATISTICS_ON
CheckArgument(d_stats.find(s) != d_stats.end(), s);
d_stats.erase(s);
#endif /* CVC4_STATISTICS_ON */
}/* StatisticsRegistry::unregisterStat_() */
void StatisticsRegistry::flushStat(std::ostream &out) const {
#ifdef CVC4_STATISTICS_ON
flushInformation(out);
#endif /* CVC4_STATISTICS_ON */
}
void StatisticsRegistry::flushInformation(std::ostream &out) const {
#ifdef CVC4_STATISTICS_ON
this->StatisticsBase::flushInformation(out);
#endif /* CVC4_STATISTICS_ON */
}
void TimerStat::start() {
if(__CVC4_USE_STATISTICS) {
CheckArgument(!d_running, *this, "timer already running");
clock_gettime(CLOCK_MONOTONIC, &d_start);
d_running = true;
}
}/* TimerStat::start() */
void TimerStat::stop() {
if(__CVC4_USE_STATISTICS) {
CheckArgument(d_running, *this, "timer not running");
::timespec end;
clock_gettime(CLOCK_MONOTONIC, &end);
d_data += end - d_start;
d_running = false;
}
}/* TimerStat::stop() */
bool TimerStat::running() const {
return d_running;
}/* TimerStat::running() */
timespec TimerStat::getData() const {
::timespec data = d_data;
if(__CVC4_USE_STATISTICS && d_running) {
::timespec end;
clock_gettime(CLOCK_MONOTONIC, &end);
data += end - d_start;
}
return data;
}
SExpr TimerStat::getValue() const {
::timespec data = d_data;
if(__CVC4_USE_STATISTICS && d_running) {
::timespec end;
clock_gettime(CLOCK_MONOTONIC, &end);
data += end - d_start;
}
std::stringstream ss;
ss << std::fixed << std::setprecision(8) << data;
return SExpr(Rational::fromDecimal(ss.str()));
}/* TimerStat::getValue() */
RegisterStatistic::RegisterStatistic(ExprManager& em, Stat* stat) :
d_reg(stats::getStatisticsRegistry(&em)),
d_stat(stat) {
d_reg->registerStat_(d_stat);
}
RegisterStatistic::RegisterStatistic(SmtEngine& smt, Stat* stat) :
d_reg(stats::getStatisticsRegistry(&smt)),
d_stat(stat) {
d_reg->registerStat_(d_stat);
}
}/* CVC4 namespace */
#undef __CVC4_USE_STATISTICS
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