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# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
from spack.package import *
class Xsbench(MakefilePackage, CudaPackage):
"""XSBench is a mini-app representing a key computational
kernel of the Monte Carlo neutronics application OpenMC.
A full explanation of the theory and purpose of XSBench
is provided in docs/XSBench_Theory.pdf."""
homepage = "https://github.com/ANL-CESAR/XSBench/"
url = "https://github.com/ANL-CESAR/XSBench/archive/v13.tar.gz"
tags = ["proxy-app", "ecp-proxy-app"]
version("20", sha256="3430328267432b4c29605f248809caec3e8b0e3442d4dcd672fa09b8bb9aa1b6")
version("19", sha256="57cc44ae3b0a50d33fab6dd48da13368720d2aa1b91cde47d51da78bf656b97e")
version("18", sha256="a9a544eeacd1be8d687080d2df4eeb701c04eda31d3806e7c3ea1ff36c26f4b0")
version("14", sha256="595afbcba8c1079067d5d17eedcb4ab0c1d115f83fd6f8c3de01d74b23015e2d")
version("13", sha256="b503ea468d3720a0369304924477b758b3d128c8074776233fa5d567b7ffcaa2")
variant("mpi", default=True, description="Build with MPI support")
variant("openmp", default=True, description="Build with OpenMP support")
variant("cuda", default=False, when="@19:", description="Build with CUDA support")
depends_on("mpi", when="+mpi")
conflicts("cuda_arch=none", when="+cuda", msg="Must select a CUDA architecture")
conflicts("+cuda", when="+openmp", msg="OpenMP must be disabled to support CUDA")
@property
def build_directory(self):
if self.spec.satisfies("@:18"):
return "src"
if "+openmp" in self.spec:
return "openmp-threading"
if "+cuda" in self.spec:
return "cuda"
@property
def build_targets(self):
targets = []
cflags = ""
if "+cuda" in self.spec:
return ["SM_VERSION={0}".format(self.spec.variants["cuda_arch"].value[0])]
if not self.spec.satisfies("%nvhpc@:20.11"):
cflags = "-std=gnu99"
if "+mpi" in self.spec:
targets.append("CC={0}".format(self.spec["mpi"].mpicc))
targets.append("MPI=yes")
else:
targets.append("CC={0}".format(self.compiler.cc))
targets.append("MPI=no")
if "+openmp" in self.spec:
cflags += " " + self.compiler.openmp_flag
targets.append("CFLAGS={0}".format(cflags))
targets.append("LDFLAGS=-lm")
return targets
def install(self, spec, prefix):
mkdir(prefix.bin)
with working_dir(self.build_directory):
install("XSBench", prefix.bin)
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