1cd03e0f36
Added support for the IBM ESSL math library.Updated Elemental to be able to build with ESSL.
88 lines
3.0 KiB
Python
88 lines
3.0 KiB
Python
##############################################################################
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# Copyright (c) 2013-2017, Lawrence Livermore National Security, LLC.
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# Produced at the Lawrence Livermore National Laboratory.
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#
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# This file is part of Spack.
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# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
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# LLNL-CODE-647188
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#
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# For details, see https://github.com/spack/spack
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# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License (as
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# published by the Free Software Foundation) version 2.1, February 1999.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
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# conditions of the GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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##############################################################################
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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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url = "ibm-essl"
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version('5.5')
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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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