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LICENSE
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Copyright (c) 2015, Tom Deakin and Simon McIntosh-Smith,
University of Bristol. 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 names 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 HOLDER 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.
*==============================================================================
*------------------------------------------------------------------------------
* Copyright 2015: Tom Deakin, Simon McIntosh-Smith, University of Bristol HPC
* Based on John D. McCalpin’s original STREAM benchmark for CPUs
*------------------------------------------------------------------------------
* License:
* 1. You are free to use this program and/or to redistribute
* this program.
* 2. You are free to modify this program for your own use,
* including commercial use, subject to the publication
* restrictions in item 3.
* 3. You are free to publish results obtained from running this
* program, or from works that you derive from this program,
* with the following limitations:
* 3a. In order to be referred to as "GPU-STREAM benchmark results",
* published results must be in conformance to the GPU-STREAM
* Run Rules published at
* http://github.com/UoB-HPC/GPU-STREAM/wiki/Run-Rules
* and incorporated herein by reference.
* The copyright holders retain the
* right to determine conformity with the Run Rules.
* 3b. Results based on modified source code or on runs not in
* accordance with the GPU-STREAM Run Rules must be clearly
* labelled whenever they are published. Examples of
* proper labelling include:
* "tuned GPU-STREAM benchmark results"
* "based on a variant of the GPU-STREAM benchmark code"
* Other comparable, clear and reasonable labelling is
* acceptable.
* 3c. Submission of results to the GPU-STREAM benchmark web site
* is encouraged, but not required.
* 4. Use of this program or creation of derived works based on this
* program constitutes acceptance of these licensing restrictions.
* 5. Absolutely no warranty is expressed or implied.
*———————————————————————————————————-------------------------------------------

36
common.cpp
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/*=============================================================================
*------------------------------------------------------------------------------
* Copyright 2015: Tom Deakin, Simon McIntosh-Smith, University of Bristol HPC
* Based on John D. McCalpin’s original STREAM benchmark for CPUs
*------------------------------------------------------------------------------
* License:
* 1. You are free to use this program and/or to redistribute
* this program.
* 2. You are free to modify this program for your own use,
* including commercial use, subject to the publication
* restrictions in item 3.
* 3. You are free to publish results obtained from running this
* program, or from works that you derive from this program,
* with the following limitations:
* 3a. In order to be referred to as "GPU-STREAM benchmark results",
* published results must be in conformance to the GPU-STREAM
* Run Rules published at
* http://github.com/UoB-HPC/GPU-STREAM/wiki/Run-Rules
* and incorporated herein by reference.
* The copyright holders retain the
* right to determine conformity with the Run Rules.
* 3b. Results based on modified source code or on runs not in
* accordance with the GPU-STREAM Run Rules must be clearly
* labelled whenever they are published. Examples of
* proper labelling include:
* "tuned GPU-STREAM benchmark results"
* "based on a variant of the GPU-STREAM benchmark code"
* Other comparable, clear and reasonable labelling is
* acceptable.
* 3c. Submission of results to the GPU-STREAM benchmark web site
* is encouraged, but not required.
* 4. Use of this program or creation of derived works based on this
* program constitutes acceptance of these licensing restrictions.
* 5. Absolutely no warranty is expressed or implied.
*———————————————————————————————————-----------------------------------------*/
#include "common.h"
int ARRAY_SIZE = 50000000;

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common.h
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/*=============================================================================
*------------------------------------------------------------------------------
* Copyright 2015: Tom Deakin, Simon McIntosh-Smith, University of Bristol HPC
* Based on John D. McCalpin’s original STREAM benchmark for CPUs
*------------------------------------------------------------------------------
* License:
* 1. You are free to use this program and/or to redistribute
* this program.
* 2. You are free to modify this program for your own use,
* including commercial use, subject to the publication
* restrictions in item 3.
* 3. You are free to publish results obtained from running this
* program, or from works that you derive from this program,
* with the following limitations:
* 3a. In order to be referred to as "GPU-STREAM benchmark results",
* published results must be in conformance to the GPU-STREAM
* Run Rules published at
* http://github.com/UoB-HPC/GPU-STREAM/wiki/Run-Rules
* and incorporated herein by reference.
* The copyright holders retain the
* right to determine conformity with the Run Rules.
* 3b. Results based on modified source code or on runs not in
* accordance with the GPU-STREAM Run Rules must be clearly
* labelled whenever they are published. Examples of
* proper labelling include:
* "tuned GPU-STREAM benchmark results"
* "based on a variant of the GPU-STREAM benchmark code"
* Other comparable, clear and reasonable labelling is
* acceptable.
* 3c. Submission of results to the GPU-STREAM benchmark web site
* is encouraged, but not required.
* 4. Use of this program or creation of derived works based on this
* program constitutes acceptance of these licensing restrictions.
* 5. Absolutely no warranty is expressed or implied.
*———————————————————————————————————-----------------------------------------*/
#include <iomanip>
#include <iostream>
#include <cstring>

36
cuda-stream.cu
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/*=============================================================================
*------------------------------------------------------------------------------
* Copyright 2015: Tom Deakin, Simon McIntosh-Smith, University of Bristol HPC
* Based on John D. McCalpin’s original STREAM benchmark for CPUs
*------------------------------------------------------------------------------
* License:
* 1. You are free to use this program and/or to redistribute
* this program.
* 2. You are free to modify this program for your own use,
* including commercial use, subject to the publication
* restrictions in item 3.
* 3. You are free to publish results obtained from running this
* program, or from works that you derive from this program,
* with the following limitations:
* 3a. In order to be referred to as "GPU-STREAM benchmark results",
* published results must be in conformance to the GPU-STREAM
* Run Rules published at
* http://github.com/UoB-HPC/GPU-STREAM/wiki/Run-Rules
* and incorporated herein by reference.
* The copyright holders retain the
* right to determine conformity with the Run Rules.
* 3b. Results based on modified source code or on runs not in
* accordance with the GPU-STREAM Run Rules must be clearly
* labelled whenever they are published. Examples of
* proper labelling include:
* "tuned GPU-STREAM benchmark results"
* "based on a variant of the GPU-STREAM benchmark code"
* Other comparable, clear and reasonable labelling is
* acceptable.
* 3c. Submission of results to the GPU-STREAM benchmark web site
* is encouraged, but not required.
* 4. Use of this program or creation of derived works based on this
* program constitutes acceptance of these licensing restrictions.
* 5. Absolutely no warranty is expressed or implied.
*———————————————————————————————————-----------------------------------------*/
#include <iostream>
#include <fstream>

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ocl-stream-kernels.cl
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/*=============================================================================
*------------------------------------------------------------------------------
* Copyright 2015: Tom Deakin, Simon McIntosh-Smith, University of Bristol HPC
* Based on John D. McCalpin’s original STREAM benchmark for CPUs
*------------------------------------------------------------------------------
* License:
* 1. You are free to use this program and/or to redistribute
* this program.
* 2. You are free to modify this program for your own use,
* including commercial use, subject to the publication
* restrictions in item 3.
* 3. You are free to publish results obtained from running this
* program, or from works that you derive from this program,
* with the following limitations:
* 3a. In order to be referred to as "GPU-STREAM benchmark results",
* published results must be in conformance to the GPU-STREAM
* Run Rules published at
* http://github.com/UoB-HPC/GPU-STREAM/wiki/Run-Rules
* and incorporated herein by reference.
* The copyright holders retain the
* right to determine conformity with the Run Rules.
* 3b. Results based on modified source code or on runs not in
* accordance with the GPU-STREAM Run Rules must be clearly
* labelled whenever they are published. Examples of
* proper labelling include:
* "tuned GPU-STREAM benchmark results"
* "based on a variant of the GPU-STREAM benchmark code"
* Other comparable, clear and reasonable labelling is
* acceptable.
* 3c. Submission of results to the GPU-STREAM benchmark web site
* is encouraged, but not required.
* 4. Use of this program or creation of derived works based on this
* program constitutes acceptance of these licensing restrictions.
* 5. Absolutely no warranty is expressed or implied.
*———————————————————————————————————-----------------------------------------*/
#ifdef FLOAT
#define DATATYPE float

36
ocl-stream.cpp
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/*=============================================================================
*------------------------------------------------------------------------------
* Copyright 2015: Tom Deakin, Simon McIntosh-Smith, University of Bristol HPC
* Based on John D. McCalpin’s original STREAM benchmark for CPUs
*------------------------------------------------------------------------------
* License:
* 1. You are free to use this program and/or to redistribute
* this program.
* 2. You are free to modify this program for your own use,
* including commercial use, subject to the publication
* restrictions in item 3.
* 3. You are free to publish results obtained from running this
* program, or from works that you derive from this program,
* with the following limitations:
* 3a. In order to be referred to as "GPU-STREAM benchmark results",
* published results must be in conformance to the GPU-STREAM
* Run Rules published at
* http://github.com/UoB-HPC/GPU-STREAM/wiki/Run-Rules
* and incorporated herein by reference.
* The copyright holders retain the
* right to determine conformity with the Run Rules.
* 3b. Results based on modified source code or on runs not in
* accordance with the GPU-STREAM Run Rules must be clearly
* labelled whenever they are published. Examples of
* proper labelling include:
* "tuned GPU-STREAM benchmark results"
* "based on a variant of the GPU-STREAM benchmark code"
* Other comparable, clear and reasonable labelling is
* acceptable.
* 3c. Submission of results to the GPU-STREAM benchmark web site
* is encouraged, but not required.
* 4. Use of this program or creation of derived works based on this
* program constitutes acceptance of these licensing restrictions.
* 5. Absolutely no warranty is expressed or implied.
*———————————————————————————————————-----------------------------------------*/
#include <iostream>
#include <fstream>