43 lines
1.4 KiB
Python
43 lines
1.4 KiB
Python
# Copyright 2013-2023 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.package 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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