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# Copyright 2013-2021 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 *
class IntelLlvm(CMakePackage):
"""Intel's version of the LLVM compiler.
"""
homepage = 'https://github.com/intel/llvm'
git = 'https://github.com/intel/llvm.git'
family = 'compiler'
version('sycl', branch='sycl')
depends_on('cmake@3.4.3:', type='build')
# It doesn't seem possible to use != in a conflicts statement
# conflicts('target != x86_64',
# msg='Intel LLVM compiler currently only works for x86')
def setup_build_environment(self, env):
env.append_flags('CXXFLAGS', self.compiler.cxx11_flag)
def setup_run_environment(self, env):
if '+clang' in self.spec:
env.set('CC', join_path(self.spec.prefix.bin, 'clang'))
env.set('CXX', join_path(self.spec.prefix.bin, 'clang++'))
root_cmakelists_dir = 'llvm'
def cmake_args(self):
cmake_args = []
cmake_args.extend([
'-DLLVM_TARGETS_TO_BUILD=X86',
'-DLLVM_EXTERNAL_PROJECTS=llvm-spirv;sycl',
'-DLLVM_ENABLE_PROJECTS=clang;llvm-spirv;sycl',
'-DLLVM_EXTERNAL_SYCL_SOURCE_DIR={0}'.format(
join_path(self.stage.source_path, 'sycl')),
'-DLLVM_EXTERNAL_LLVM_SPIRV_SOURCE_DIR={0}'.format(
join_path(self.stage.source_path, 'llvm-spirv')),
])
return cmake_args
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