spack/var/spack/repos/builtin/packages/essl/package.py
Brian Van Essen 1cd03e0f36 new package: essl (#6335)
Added support for the IBM ESSL math library.Updated Elemental to be
able to build with ESSL.
2018-01-26 10:38:37 -08:00

88 lines
3.0 KiB
Python

##############################################################################
# Copyright (c) 2013-2017, Lawrence Livermore National Security, LLC.
# Produced at the Lawrence Livermore National Laboratory.
#
# This file is part of Spack.
# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
# LLNL-CODE-647188
#
# For details, see https://github.com/spack/spack
# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License (as
# published by the Free Software Foundation) version 2.1, February 1999.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
# conditions of the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##############################################################################
from spack import *
class Essl(Package):
"""IBM's Engineering and Scientific Subroutine Library (ESSL)."""
homepage = "https://www.ibm.com/systems/power/software/essl/"
url = "ibm-essl"
version('5.5')
variant('ilp64', default=False, description='64 bit integers')
variant(
'threads', default='openmp',
description='Multithreading support',
values=('openmp', 'none'),
multi=False
)
variant('cuda', default=False, description='CUDA acceleration')
provides('blas')
conflicts('+cuda', when='+ilp64',
msg='ESSL+cuda+ilp64 cannot combine CUDA acceleration'
' 64 bit integers')
conflicts('+cuda', when='threads=none',
msg='ESSL+cuda threads=none cannot combine CUDA acceleration'
' without multithreading support')
@property
def blas_libs(self):
spec = self.spec
prefix = self.prefix
if '+ilp64' in spec:
essl_lib = ['libessl6464']
else:
essl_lib = ['libessl']
if spec.satisfies('threads=openmp'):
# ESSL SMP support requires XL or Clang OpenMP library
if '%xl' in spec or '%xl_r' in spec or '%clang' in spec:
if '+ilp64' in spec:
essl_lib = ['libesslsmp6464']
else:
if '+cuda' in spec:
essl_lib = ['libesslsmpcuda']
else:
essl_lib = ['libesslsmp']
essl_root = prefix.lib64
essl_libs = find_libraries(
essl_lib,
root=essl_root,
shared=True
)
return essl_libs
def install(self, spec, prefix):
raise InstallError('IBM ESSL is not installable;'
' it is vendor supplied')