/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * for the specific language governing rights and limitations under the
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 * The Initial Developer of the Original Code is
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#include "jsperf.h"

namespace JS {

PerfMeasurement::PerfMeasurement(PerfMeasurement::EventMask)
  : impl(0),
    eventsMeasured(EventMask(0)),
    cpu_cycles(-1),
    instructions(-1),
    cache_references(-1),
    cache_misses(-1),
    branch_instructions(-1),
    branch_misses(-1),
    bus_cycles(-1),
    page_faults(-1),
    major_page_faults(-1),
    context_switches(-1),
    cpu_migrations(-1)
{
}

PerfMeasurement::~PerfMeasurement()
{
}

void
PerfMeasurement::start()
{
}

void
PerfMeasurement::stop()
{
}

void
PerfMeasurement::reset()
{
    cpu_cycles = -1;
    instructions = -1;
    cache_references = -1;
    cache_misses = -1;
    branch_instructions = -1;
    branch_misses = -1;
    bus_cycles = -1;
    page_faults = -1;
    major_page_faults = -1;
    context_switches = -1;
    cpu_migrations = -1;
}

bool
PerfMeasurement::canMeasureSomething()
{
    return false;
}

} // namespace JS
