a8ccb8e116
- [x] add `concretize.lp`, `spack.yaml`, etc. to licensed files
- [x] update all licensed files to say 2013-2021 using
`spack license update-copyright-year`
- [x] appease mypy with some additions to package.py that needed
for oneapi.py
66 lines
2.0 KiB
Python
66 lines
2.0 KiB
Python
# Copyright 2013-2021 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 Essl(Package):
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"""IBM's Engineering and Scientific Subroutine Library (ESSL)."""
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homepage = "https://www.ibm.com/systems/power/software/essl/"
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variant('ilp64', default=False, description='64 bit integers')
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variant(
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'threads', default='openmp',
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description='Multithreading support',
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values=('openmp', 'none'),
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multi=False
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)
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variant('cuda', default=False, description='CUDA acceleration')
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provides('blas')
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conflicts('+cuda', when='+ilp64',
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msg='ESSL+cuda+ilp64 cannot combine CUDA acceleration'
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' 64 bit integers')
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conflicts('+cuda', when='threads=none',
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msg='ESSL+cuda threads=none cannot combine CUDA acceleration'
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' without multithreading support')
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@property
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def blas_libs(self):
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spec = self.spec
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prefix = self.prefix
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if '+ilp64' in spec:
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essl_lib = ['libessl6464']
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else:
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essl_lib = ['libessl']
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if spec.satisfies('threads=openmp'):
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# ESSL SMP support requires XL or Clang OpenMP library
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if '%xl' in spec or '%xl_r' in spec or '%clang' in spec:
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if '+ilp64' in spec:
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essl_lib = ['libesslsmp6464']
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else:
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if '+cuda' in spec:
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essl_lib = ['libesslsmpcuda']
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else:
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essl_lib = ['libesslsmp']
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essl_root = prefix.lib64
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essl_libs = find_libraries(
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essl_lib,
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root=essl_root,
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shared=True
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)
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return essl_libs
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def install(self, spec, prefix):
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raise InstallError('IBM ESSL is not installable;'
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' it is vendor supplied')
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