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##############################################################################
# Copyright (c) 2013-2018, 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 *
import os
class Templight(CMakePackage):
"""Templight is a Clang-based tool to profile the time and memory
consumption of template instantiations and to perform interactive
debugging sessions to gain introspection into the template
instantiation process."""
homepage = "https://github.com/mikael-s-persson/templight"
git = "https://github.com/mikael-s-persson/templight.git"
llvm_svn = "http://llvm.org/svn/llvm-project/{0}/trunk"
family = 'compiler' # Used by lmod
# Templight is a patch to clang, so we have three versions to care about:
# - The one that will be used in Spack specifications
# - The git branch that we need to fetch from in the templight repo
# - The svn tag that we need to fetch from in the LLVM repos
version('develop', branch='master')
resource(name='llvm-trunk',
svn=llvm_svn.format('llvm'),
destination='.',
placement='llvm',
when='@develop')
resource(name='clang-trunk',
svn=llvm_svn.format('cfe'),
destination='llvm/tools',
placement='clang',
when='@develop')
# Templight has no stable release yet, and is supposed to be built against
# the LLVM trunk. As this is a brittle combination, I decided to
# artificially create a stable release based on what works today. Please
# feel free to remove this version once templight has stabilized.
version('2018.07.20', commit='91589f95427620dd0a2346bd69ba922f374aa42a')
resource(name='llvm-r337566',
svn=llvm_svn.format('llvm'),
revision=337566,
destination='.',
placement='llvm',
when='@2018.07.20')
resource(name='clang-r337566',
svn=llvm_svn.format('cfe'),
revision=337566,
destination='llvm/tools',
placement='clang',
when='@2018.07.20')
patch('develop-20180720.patch', when='@2018.07.20')
# Clang debug builds can be _huge_ (20+ GB), make sure you know what you
# are doing before switching to them
variant('build_type', default='Release',
description='CMake build type',
values=('Debug', 'Release', 'RelWithDebInfo', 'MinSizeRel'))
# NOTE: LLVM has many configurable tweaks and optional tools/extensions.
# I did not think that propagating all of these to a debugging and
# performance analysis tool was worth the maintenance burden. But
# if you disagree, the llvm package can be used for inspiration.
depends_on('cmake@3.4.3:', type='build')
depends_on('python')
depends_on('py-lit', type=('build', 'run'))
def patch(self):
# We start with the templight source tree and an "llvm" subdir.
# But we actually need an llvm source tree with a "templight" subdir.
# Let's flip the directory organization around
templight_files = os.listdir('.')
templight_files.remove('llvm')
templight_dir = 'llvm/tools/clang/tools/templight'
os.mkdir(templight_dir)
for name in templight_files:
os.rename(name, os.path.join(templight_dir, name))
for name in os.listdir('llvm'):
os.rename(os.path.join('llvm', name), name)
os.rmdir('llvm')
# Tell the clang build system that it needs to build templight
with open("tools/clang/tools/CMakeLists.txt", "a") as cmake_lists:
cmake_lists.write("add_clang_subdirectory(templight)")
def setup_environment(self, spack_env, run_env):
spack_env.append_flags('CXXFLAGS', self.compiler.cxx11_flag)
run_env.set('CC', join_path(self.spec.prefix.bin, 'templight'))
run_env.set('CXX', join_path(self.spec.prefix.bin, 'templight++'))
def cmake_args(self):
spec = self.spec
# Templight is a debugging tool, not a production compiler, so we only
# need a very bare-bones build of clang
#
# Minimal build config ideas were taken from the llvm package, with
# the templight-specific assumption that we will always be building
# for LLVM / Clang 5.0+ and can safely ignore older tricks.
#
cmake_args = [
'-DLLVM_REQUIRES_RTTI:BOOL=ON',
'-DCLANG_DEFAULT_OPENMP_RUNTIME:STRING=libomp',
'-DPYTHON_EXECUTABLE:PATH={0}'.format(spec['python'].command.path),
'-DLLVM_EXTERNAL_POLLY_BUILD:Bool=OFF',
'-DLLVM_TOOL_POLLY_BUILD:Bool=OFF',
'-DLLVM_POLLY_BUILD:Bool=OFF',
'-DLLVM_POLLY_LINK_INTO_TOOLS:Bool=OFF',
'-DLLVM_EXTERNAL_LLDB_BUILD:Bool=OFF',
'-DLLVM_TOOL_LLDB_BUILD:Bool=OFF',
'-DLLVM_TOOL_LLD_BUILD:Bool=OFF',
'-DLLVM_EXTERNAL_LIBUNWIND_BUILD:Bool=OFF',
'-DLLVM_EXTERNAL_LIBCXX_BUILD:Bool=OFF',
'-DLLVM_EXTERNAL_LIBCXXABI_BUILD:Bool=OFF',
'-DLLVM_EXTERNAL_COMPILER_RT_BUILD:Bool=OFF',
]
targets = ['NVPTX', 'AMDGPU']
if 'x86' in spec.architecture.target.lower():
targets.append('X86')
elif 'arm' in spec.architecture.target.lower():
targets.append('ARM')
elif 'aarch64' in spec.architecture.target.lower():
targets.append('AArch64')
elif 'sparc' in spec.architecture.target.lower():
targets.append('Sparc')
elif ('ppc' in spec.architecture.target.lower() or
'power' in spec.architecture.target.lower()):
targets.append('PowerPC')
cmake_args.append(
'-DLLVM_TARGETS_TO_BUILD:Bool=' + ';'.join(targets))
if spec.satisfies('platform=linux'):
cmake_args.append('-DCMAKE_BUILD_WITH_INSTALL_RPATH=1')
return cmake_args
@run_after('install')
def post_install(self):
with working_dir(self.build_directory):
install_tree('bin', self.prefix.libexec.llvm)
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