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##############################################################################
# Copyright (c) 2013-2017, Lawrence Livermore National Security, LLC.
# Produced at the Lawrence Livermore National Laboratory.
#
# This file is part of Spack.
# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
# LLNL-CODE-647188
#
# For details, see https://github.com/spack/spack
# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License (as
# published by the Free Software Foundation) version 2.1, February 1999.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
# conditions of the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##############################################################################
from spack import *
class Stream(MakefilePackage):
"""The STREAM benchmark is a simple synthetic benchmark program that
measures sustainable memory bandwidth (in MB/s) and the corresponding
computation rate for simple vector kernels."""
homepage = "https://www.cs.virginia.edu/stream/ref.html"
version('5.10', git='https://github.com/jeffhammond/STREAM.git')
variant('openmp', default=False, description='Build with OpenMP support')
def edit(self, spec, prefix):
makefile = FileFilter('Makefile')
# Use the Spack compiler wrappers
makefile.filter('CC = .*', 'CC = cc')
makefile.filter('FC = .*', 'FC = f77')
cflags = '-O2'
fflags = '-O2'
if '+openmp' in self.spec:
cflags += ' ' + self.compiler.openmp_flag
fflags += ' ' + self.compiler.openmp_flag
# Set the appropriate flags for this compiler
makefile.filter('CFLAGS = .*', 'CFLAGS = {0}'.format(cflags))
makefile.filter('FFLAGS = .*', 'FFLAGS = {0}'.format(fflags))
def install(self, spec, prefix):
# Manual installation
mkdir(prefix.bin)
install('stream_c.exe', prefix.bin)
install('stream_f.exe', prefix.bin)
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