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/*
* Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* $Id$
*
*/
#include "mem/ruby/profiler/AccessTraceForAddress.hh"
#include "mem/ruby/common/Histogram.hh"
AccessTraceForAddress::AccessTraceForAddress()
{
m_histogram_ptr = NULL;
}
AccessTraceForAddress::AccessTraceForAddress(const Address& addr)
{
m_addr = addr;
m_total = 0;
m_loads = 0;
m_stores = 0;
m_atomics = 0;
m_user = 0;
m_sharing = 0;
m_histogram_ptr = NULL;
}
AccessTraceForAddress::~AccessTraceForAddress()
{
if (m_histogram_ptr != NULL) {
delete m_histogram_ptr;
m_histogram_ptr = NULL;
}
}
void AccessTraceForAddress::print(ostream& out) const
{
out << m_addr;
if (m_histogram_ptr == NULL) {
out << " " << m_total;
out << " | " << m_loads;
out << " " << m_stores;
out << " " << m_atomics;
out << " | " << m_user;
out << " " << m_total-m_user;
out << " | " << m_sharing;
out << " | " << m_touched_by.count();
} else {
assert(m_total == 0);
out << " " << (*m_histogram_ptr);
}
}
void AccessTraceForAddress::update(CacheRequestType type, AccessModeType access_mode, NodeID cpu, bool sharing_miss)
{
m_touched_by.add(cpu);
m_total++;
if(type == CacheRequestType_ATOMIC) {
m_atomics++;
} else if(type == CacheRequestType_LD){
m_loads++;
} else if (type == CacheRequestType_ST){
m_stores++;
} else {
// ERROR_MSG("Trying to add invalid access to trace");
}
if (access_mode == AccessModeType_UserMode) {
m_user++;
}
if (sharing_miss) {
m_sharing++;
}
}
int AccessTraceForAddress::getTotal() const
{
if (m_histogram_ptr == NULL) {
return m_total;
} else {
return m_histogram_ptr->getTotal();
}
}
void AccessTraceForAddress::addSample(int value)
{
assert(m_total == 0);
if (m_histogram_ptr == NULL) {
m_histogram_ptr = new Histogram;
}
m_histogram_ptr->add(value);
}
bool node_less_then_eq(const AccessTraceForAddress* n1, const AccessTraceForAddress* n2)
{
return (n1->getTotal() > n2->getTotal());
}
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