43 lines
1.4 KiB
Python
43 lines
1.4 KiB
Python
# Copyright 2013-2019 Lawrence Livermore National Security, LLC and other
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# Spack Project Developers. See the top-level COPYRIGHT file for details.
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#
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# SPDX-License-Identifier: (Apache-2.0 OR MIT)
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from spack import *
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class Stream(MakefilePackage):
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"""The STREAM benchmark is a simple synthetic benchmark program that
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measures sustainable memory bandwidth (in MB/s) and the corresponding
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computation rate for simple vector kernels."""
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homepage = "https://www.cs.virginia.edu/stream/ref.html"
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git = "https://github.com/jeffhammond/STREAM.git"
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version('5.10')
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variant('openmp', default=False, description='Build with OpenMP support')
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def edit(self, spec, prefix):
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makefile = FileFilter('Makefile')
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# Use the Spack compiler wrappers
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makefile.filter('CC = .*', 'CC = cc')
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makefile.filter('FC = .*', 'FC = f77')
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cflags = '-O2'
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fflags = '-O2'
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if '+openmp' in self.spec:
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cflags += ' ' + self.compiler.openmp_flag
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fflags += ' ' + self.compiler.openmp_flag
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# Set the appropriate flags for this compiler
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makefile.filter('CFLAGS = .*', 'CFLAGS = {0}'.format(cflags))
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makefile.filter('FFLAGS = .*', 'FFLAGS = {0}'.format(fflags))
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def install(self, spec, prefix):
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# Manual installation
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mkdir(prefix.bin)
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install('stream_c.exe', prefix.bin)
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install('stream_f.exe', prefix.bin)
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