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# Copyright 2013-2019 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 import *
import glob
import os
class IntelXed(Package):
"""The Intel X86 Encoder Decoder library for encoding and decoding x86
machine instructions (64- and 32-bit). Also includes libxed-ild,
a lightweight library for decoding the length of an instruction."""
homepage = "https://intelxed.github.io/"
git = "https://github.com/intelxed/xed.git"
# The version name and git commit hashes for the main xed repo and
# the mbuild resource. Xed doesn't have official releases, only
# git commits.
version_list = [('2019.03.01',
'b7231de4c808db821d64f4018d15412640c34113',
'176544e1fb54b6bfb40f596111368981d287e951'),
('2018.02.14',
'44d06033b69aef2c20ab01bfb518c52cd71bb537',
'bb9123152a330c7fa1ff1a502950dc199c83e177')]
version('develop', branch='master')
resource(name='mbuild',
git='https://github.com/intelxed/mbuild.git',
branch='master', placement='mbuild',
when='@develop')
for (vers, xed_hash, mbuild_hash) in version_list:
version(vers, commit=xed_hash)
resource(name='mbuild',
git='https://github.com/intelxed/mbuild.git',
commit=mbuild_hash,
when='@{0}'.format(vers))
variant('debug', default=False, description='Enable debug symbols')
depends_on('python@2.7:', type='build')
conflicts('target=ppc64:', msg='intel-xed only runs on x86')
conflicts('target=ppc64le:', msg='intel-xed only runs on x86')
mycflags = []
# Save CFLAGS for use in install.
def flag_handler(self, name, flags):
if name == 'cflags':
self.mycflags = flags
return (flags, None, None)
def install(self, spec, prefix):
# XED needs PYTHONPATH to find the mbuild directory.
mbuild_dir = join_path(self.stage.source_path, 'mbuild')
python_path = os.getenv('PYTHONPATH', '')
os.environ['PYTHONPATH'] = mbuild_dir + ':' + python_path
mfile = Executable(join_path('.', 'mfile.py'))
args = ['-j', str(make_jobs),
'--cc=%s' % spack_cc,
'--no-werror']
if '+debug' in spec:
args.append('--debug')
# If an optimization flag (-O...) is specified in CFLAGS, use
# that, else set default opt level.
for flag in self.mycflags:
if flag.startswith('-O'):
break
else:
args.append('--opt=2')
# Build and install static libxed.a.
mfile('--clean')
mfile(*args)
mkdirp(prefix.include)
mkdirp(prefix.lib)
libs = glob.glob(join_path('obj', 'lib*.a'))
for lib in libs:
install(lib, prefix.lib)
# Build and install shared libxed.so.
mfile('--clean')
mfile('--shared', *args)
libs = glob.glob(join_path('obj', 'lib*.so'))
for lib in libs:
install(lib, prefix.lib)
# Install header files.
hdrs = glob.glob(join_path('include', 'public', 'xed', '*.h')) \
+ glob.glob(join_path('obj', '*.h'))
for hdr in hdrs:
install(hdr, prefix.include)
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