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/*****************************************************************************
* McPAT
* SOFTWARE LICENSE AGREEMENT
* Copyright (c) 2010-2013 Advanced Micro Devices, Inc.
* 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
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Joel Hestness
* Yasuko Eckert
*
***************************************************************************/
#ifndef CACHEARRAY_H_
#define CACHEARRAY_H_
#include <iostream>
#include <string>
#include "basic_components.h"
#include "cacti_interface.h"
#include "component.h"
#include "const.h"
#include "parameter.h"
class CacheArray : public McPATComponent {
public:
static double area_efficiency_threshold;
// These are used for the CACTI interface.
static int ed;
static int delay_wt;
static int cycle_time_wt;
static int area_wt;
static int dynamic_power_wt;
static int leakage_power_wt;
static int delay_dev;
static int cycle_time_dev;
static int area_dev;
static int dynamic_power_dev;
static int leakage_power_dev;
static int cycle_time_dev_threshold;
InputParameter l_ip;
enum Device_ty device_ty;
bool opt_local;
enum Core_type core_ty;
bool is_default;
uca_org_t local_result;
// These are only used for static bank tag (SBT) directory type.
double sbt_dir_overhead;
// Set this to contain SBT peak power stats
statsDef sbt_tdp_stats;
// Set this to contain SBT runtime power stats
statsDef sbt_rtp_stats;
CacheArray(XMLNode* _xml_data, const InputParameter *configure_interface,
string _name, enum Device_ty device_ty_, double _clockRate = 0.0f,
bool opt_local_ = true,
enum Core_type core_ty_ = Inorder, bool _is_default = true);
void computeArea();
void computeEnergy();
void compute_base_power();
void setSBTDirOverhead(double overhead) { sbt_dir_overhead = overhead; }
~CacheArray();
private:
double computeSBTDynEnergy(statsDef *sbt_stats_ptr);
};
extern inline
double CacheArray::computeSBTDynEnergy(statsDef *sbt_stats_p) {
if (sbt_dir_overhead == 0) {
return 0;
}
// Write miss on dynamic home node will generate a replacement write on
// whole cache block
double dynamic =
sbt_stats_p->readAc.hit *
(local_result.data_array2->power.readOp.dynamic * sbt_dir_overhead +
local_result.tag_array2->power.readOp.dynamic) +
sbt_stats_p->readAc.miss *
local_result.tag_array2->power.readOp.dynamic +
sbt_stats_p->writeAc.miss *
local_result.tag_array2->power.readOp.dynamic +
sbt_stats_p->writeAc.hit *
(local_result.data_array2->power.writeOp.dynamic * sbt_dir_overhead +
local_result.tag_array2->power.readOp.dynamic+
sbt_stats_p->writeAc.miss *
local_result.power.writeOp.dynamic);
return dynamic;
}
#endif /* CACHEARRAY_H_ */