new_contents: ##############################################################################
  # Copyright (c) 2013-2016, 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/llnl/spack
  # Please also see the LICENSE file 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 Libxsmm(Package):
      '''LIBXSMM is a library for small dense and small sparse matrix-matrix
      multiplications targeting Intel Architecture (x86).'''
  
      homepage = 'https://github.com/hfp/libxsmm'
      url      = 'https://github.com/xianyi/libxsmm/archive/1.4.3.tar.gz'
  
      version('1.4.3', '9839bf0fb8be7badf1e97ce4c817149b')
      version('1.4.2', 'ea025761437f3b5c936821b9ca21ec31')
      version('1.4.1', '71648500ea4510529845d329091917df')
      version('1.4',   'b42f91bf5285e7ad0463446e55ebdc2b')
  
      def manual_install(self, prefix):
          install_tree('include', prefix.include)
          install_tree('lib', prefix.lib)
          install_tree('documentation', prefix.share + '/libxsmm')
  
      def install(self, spec, prefix):
          make_args = [
              'ROW_MAJOR=0',
              'INDICES_M=$(echo $(seq 1 24))',
              'INDICES_N=$(echo $(seq 1 24))',
              'INDICES_K=$(echo $(seq 1 24))'
          ]
          make(*make_args)
          self.manual_install(prefix)
  
subject: add libxsmm package