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# Copyright 2013-2024 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 NvplBlas(Package):
"""
NVPL BLAS (NVIDIA Performance Libraries BLAS) is part of NVIDIA Performance Libraries
that provides standard Fortran 77 BLAS APIs as well as C (CBLAS).
"""
homepage = "https://docs.nvidia.com/nvpl/_static/blas/index.html"
url = (
"https://developer.download.nvidia.com/compute/nvpl/redist"
"/nvpl_blas/linux-sbsa/nvpl_blas-linux-sbsa-0.1.0-archive.tar.xz"
)
maintainers("albestro", "rasolca")
license("UNKNOWN")
version("0.1.0", sha256="4ccc894593cbcbfaa1a4f3c54505982691971667acf191c9ab0f4252a37c8063")
version("0.2.0.1", sha256="ba29f6a9d3831b6ae5c9265b4d124c13b9b9e0faea025359b02b41ad230975c2")
provides("blas")
variant("ilp64", default=False, description="Force 64-bit Fortran native integers")
variant(
"threads",
default="none",
description="Multithreading support",
values=("openmp", "none"),
multi=False,
)
requires("target=armv8.2a:", msg="Any CPU with Arm-v8.2a+ microarch")
conflicts("%gcc@:7")
conflicts("%clang@:13")
conflicts("threads=openmp", when="%clang")
def url_for_version(self, version):
url = "https://developer.download.nvidia.com/compute/nvpl/redist/nvpl_blas/linux-sbsa/nvpl_blas-linux-sbsa-{0}-archive.tar.xz"
return url.format(version)
@property
def blas_headers(self):
return find_all_headers(self.spec.prefix.include)
@property
def blas_libs(self):
spec = self.spec
if "+ilp64" in spec:
int_type = "ilp64"
else:
int_type = "lp64"
if spec.satisfies("threads=openmp"):
threading_type = "gomp"
else:
# threads=none
threading_type = "seq"
name = ["libnvpl_blas_core", f"libnvpl_blas_{int_type}_{threading_type}"]
return find_libraries(name, spec.prefix.lib, shared=True, recursive=True)
def install(self, spec, prefix):
install_tree(".", prefix)
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