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# Copyright 2013-2020 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 sys
class Llvm(CMakePackage, CudaPackage):
"""The LLVM Project is a collection of modular and reusable compiler and
toolchain technologies. Despite its name, LLVM has little to do
with traditional virtual machines, though it does provide helpful
libraries that can be used to build them. The name "LLVM" itself
is not an acronym; it is the full name of the project.
"""
homepage = "http://llvm.org/"
url = "https://github.com/llvm/llvm-project/archive/llvmorg-7.1.0.tar.gz"
list_url = "http://releases.llvm.org/download.html"
git = "https://github.com/llvm/llvm-project"
maintainers = ['trws', 'naromero77']
family = "compiler" # Used by lmod
# fmt: off
version('master', branch='master')
version('10.0.1', sha256='c7ccb735c37b4ec470f66a6c35fbae4f029c0f88038f6977180b1a8ddc255637')
version('10.0.0', sha256='b81c96d2f8f40dc61b14a167513d87c0d813aae0251e06e11ae8a4384ca15451')
version('9.0.1', sha256='be7b034641a5fda51ffca7f5d840b1a768737779f75f7c4fd18fe2d37820289a')
version('9.0.0', sha256='7807fac25330e24e9955ca46cd855dd34bbc9cc4fdba8322366206654d1036f2')
version('8.0.0', sha256='d81238b4a69e93e29f74ce56f8107cbfcf0c7d7b40510b7879e98cc031e25167')
version('7.1.0', sha256='71c93979f20e01f1a1cc839a247945f556fa5e63abf2084e8468b238080fd839')
version('7.0.1', sha256='f17a6cd401e8fd8f811fbfbb36dcb4f455f898c9d03af4044807ad005df9f3c0')
version('6.0.1', sha256='aefadceb231f4c195fe6d6cd3b1a010b269c8a22410f339b5a089c2e902aa177')
version('6.0.0', sha256='1946ec629c88d30122afa072d3c6a89cc5d5e4e2bb28dc63b2f9ebcc7917ee64')
version('5.0.2', sha256='fe87aa11558c08856739bfd9bd971263a28657663cb0c3a0af01b94f03b0b795')
version('5.0.1', sha256='84ca454abf262579814a2a2b846569f6e0cb3e16dc33ca3642b4f1dff6fbafd3')
version('5.0.0', sha256='1f1843315657a4371d8ca37f01265fa9aae17dbcf46d2d0a95c1fdb3c6a4bab6')
version('4.0.1', sha256='cd664fb3eec3208c08fb61189c00c9118c290b3be5adb3215a97b24255618be5')
version('4.0.0', sha256='28ca4b2fc434cb1f558e8865386c233c2a6134437249b8b3765ae745ffa56a34')
version('3.9.1', sha256='f5b6922a5c65f9232f83d89831191f2c3ccf4f41fdd8c63e6645bbf578c4ab92')
version('3.9.0', sha256='9c6563a72c8b5b79941c773937d997dd2b1b5b3f640136d02719ec19f35e0333')
version('3.8.1', sha256='69360f0648fde0dc3d3c4b339624613f3bc2a89c4858933bc3871a250ad02826')
version('3.8.0', sha256='b5cc5974cc2fd4e9e49e1bbd0700f872501a8678bd9694fa2b36c65c026df1d1')
version('3.7.1', sha256='d2cb0eb9b8eb21e07605bfe5e7a5c6c5f5f8c2efdac01ec1da6ffacaabe4195a')
version('3.7.0', sha256='dc00bc230be2006fb87b84f6fe4800ca28bc98e6692811a98195da53c9cb28c6')
version('3.6.2', sha256='f75d703a388ba01d607f9cf96180863a5e4a106827ade17b221d43e6db20778a')
version('3.5.1', sha256='5d739684170d5b2b304e4fb521532d5c8281492f71e1a8568187bfa38eb5909d')
# fmt: on
# NOTE: The debug version of LLVM is an order of magnitude larger than
# the release version, and may take up 20-30 GB of space. If you want
# to save space, build with `build_type=Release`.
variant(
"clang",
default=True,
description="Build the LLVM C/C++/Objective-C compiler frontend",
)
variant(
"omp_debug",
default=False,
description="Include debugging code in OpenMP runtime libraries",
)
variant("lldb", default=True, description="Build the LLVM debugger")
variant("lld", default=True, description="Build the LLVM linker")
variant("mlir", default=False, description="Build with MLIR support")
variant(
"internal_unwind",
default=True,
description="Build the libcxxabi libunwind",
)
variant(
"polly",
default=True,
description="Build the LLVM polyhedral optimization plugin, "
"only builds for 3.7.0+",
)
variant(
"libcxx",
default=True,
description="Build the LLVM C++ standard library",
)
variant(
"compiler-rt",
default=True,
description="Build LLVM compiler runtime, including sanitizers",
)
variant(
"gold",
default=(sys.platform != "darwin"),
description="Add support for LTO with the gold linker plugin",
)
variant(
"split_dwarf",
default=False,
description="Build with split dwarf information",
)
variant(
"shared_libs",
default=False,
description="Build all components as shared libraries, faster, "
"less memory to build, less stable",
)
variant(
"all_targets",
default=False,
description="Build all supported targets, default targets "
"<current arch>,NVPTX,AMDGPU,CppBackend",
)
variant(
"build_type",
default="Release",
description="CMake build type",
values=("Debug", "Release", "RelWithDebInfo", "MinSizeRel"),
)
variant(
"omp_tsan",
default=False,
description="Build with OpenMP capable thread sanitizer",
)
variant('code_signing', default=False,
description="Enable code-signing on macOS")
variant("python", default=False, description="Install python bindings")
extends("python", when="+python")
# Build dependency
depends_on("cmake@3.4.3:", type="build")
depends_on("python@2.7:2.8", when="@:4.999 ~python", type="build")
depends_on("python", when="@5: ~python", type="build")
# Universal dependency
depends_on("python@2.7:2.8", when="@:4.999+python")
depends_on("python", when="@5:+python")
depends_on("z3", when="@9:")
# openmp dependencies
depends_on("perl-data-dumper", type=("build"))
depends_on("hwloc")
depends_on("libelf", when="+cuda") # libomptarget
depends_on("libffi", when="+cuda") # libomptarget
# ncurses dependency
depends_on("ncurses+termlib")
# lldb dependencies
depends_on("swig", when="+lldb")
depends_on("libedit", when="+lldb")
depends_on("py-six", when="@5.0.0: +lldb +python")
# gold support, required for some features
depends_on("binutils+gold", when="+gold")
# polly plugin
depends_on("gmp", when="@:3.6.999 +polly")
depends_on("isl", when="@:3.6.999 +polly")
conflicts("+lldb", when="~clang")
conflicts("+libcxx", when="~clang")
conflicts("+internal_unwind", when="~clang")
conflicts("+compiler-rt", when="~clang")
# LLVM 4 and 5 does not build with GCC 8
conflicts("%gcc@8:", when="@:5")
conflicts("%gcc@:5.0.999", when="@8:")
# OMP TSAN exists in > 5.x
conflicts("+omp_tsan", when="@:5.99")
# cuda_arch value must be specified
conflicts("cuda_arch=none", when="+cuda", msg="A value for cuda_arch must be specified.")
# MLIR exists in > 10.x
conflicts("+mlir", when="@:9")
# code signing is only necessary on macOS",
conflicts('+code_signing', when='platform=linux')
conflicts('+code_signing', when='platform=bgq')
conflicts('+code_signing', when='platform=cray')
conflicts(
'+code_signing',
when='~lldb platform=darwin',
msg="code signing is only necessary for building the "
"in-tree debug server on macOS. Turning this variant "
"off enables a build of llvm with lldb that uses the "
"system debug server",
)
# Github issue #4986
patch("llvm_gcc7.patch", when="@4.0.0:4.0.1+lldb %gcc@7.0:")
# Backport from llvm master + additional fix
# see https://bugs.llvm.org/show_bug.cgi?id=39696
# for a bug report about this problem in llvm master.
patch("constexpr_longdouble.patch", when="@6:8+libcxx")
patch("constexpr_longdouble_9.0.patch", when="@9:+libcxx")
# Backport from llvm master; see
# https://bugs.llvm.org/show_bug.cgi?id=38233
# for a bug report about this problem in llvm master.
patch("llvm_py37.patch", when="@4:6 ^python@3.7:")
# https://bugs.llvm.org/show_bug.cgi?id=39696
patch("thread-p9.patch", when="@develop+libcxx")
@run_before('cmake')
def codesign_check(self):
if self.spec.satisfies("+code_signing"):
codesign = which('codesign')
mkdir('tmp')
llvm_check_file = join_path('tmp', 'llvm_check')
copy('/usr/bin/false', llvm_check_file)
try:
codesign('-f', '-s', 'lldb_codesign', '--dryrun',
llvm_check_file)
except ProcessError:
# Newer LLVM versions have a simple script that sets up
# automatically when run with sudo priviliges
setup = Executable("./lldb/scripts/macos-setup-codesign.sh")
try:
setup()
except Exception:
raise RuntimeError(
'spack was unable to either find or set up'
'code-signing on your system. Please refer to'
'https://lldb.llvm.org/resources/build.html#'
'code-signing-on-macos for details on how to'
'create this identity.'
)
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):
spec = self.spec
cmake_args = [
"-DLLVM_REQUIRES_RTTI:BOOL=ON",
"-DLLVM_ENABLE_RTTI:BOOL=ON",
"-DLLVM_ENABLE_EH:BOOL=ON",
"-DCLANG_DEFAULT_OPENMP_RUNTIME:STRING=libomp",
"-DPYTHON_EXECUTABLE:PATH={0}".format(spec["python"].command.path),
"-DLIBOMP_USE_HWLOC:BOOL=ON",
"-DLIBOMP_HWLOC_INSTALL_DIR={0}".format(spec["hwloc"].prefix),
]
projects = []
if "+cuda" in spec:
cmake_args.extend(
[
"-DCUDA_TOOLKIT_ROOT_DIR:PATH=" + spec["cuda"].prefix,
"-DLIBOMPTARGET_NVPTX_COMPUTE_CAPABILITIES={0}".format(
",".join(spec.variants["cuda_arch"].value)
),
"-DCLANG_OPENMP_NVPTX_DEFAULT_ARCH=sm_{0}".format(
spec.variants["cuda_arch"].value[-1]
),
]
)
else:
# still build libomptarget but disable cuda
cmake_args.extend(
[
"-DCUDA_TOOLKIT_ROOT_DIR:PATH=IGNORE",
"-DCUDA_SDK_ROOT_DIR:PATH=IGNORE",
"-DCUDA_NVCC_EXECUTABLE:FILEPATH=IGNORE",
"-DLIBOMPTARGET_DEP_CUDA_DRIVER_LIBRARIES:STRING=IGNORE",
]
)
if "+omp_debug" in spec:
cmake_args.append("-DLIBOMPTARGET_ENABLE_DEBUG:Bool=ON")
if "+python" in spec and "+lldb" in spec and spec.satisfies("@5.0.0:"):
cmake_args.append("-DLLDB_USE_SYSTEM_SIX:Bool=TRUE")
if "+lldb" in spec and spec.satisfies("@:9.9.9"):
cmake_args.append("-DLLDB_DISABLE_PYTHON:Bool={0}".format(
'ON' if '~python' in spec else 'OFF'))
if "+lldb" in spec and spec.satisfies("@10.0.0:"):
cmake_args.append("-DLLDB_ENABLE_PYTHON:Bool={0}".format(
'ON' if '+python' in spec else 'OFF'))
if "+gold" in spec:
cmake_args.append(
"-DLLVM_BINUTILS_INCDIR=" + spec["binutils"].prefix.include
)
if "+clang" in spec:
projects.append("clang")
projects.append("clang-tools-extra")
projects.append("openmp")
if "+lldb" in spec:
projects.append("lldb")
if "+lld" in spec:
projects.append("lld")
if "+compiler-rt" in spec:
projects.append("compiler-rt")
if "+libcxx" in spec:
projects.append("libcxx")
projects.append("libcxxabi")
if spec.satisfies("@3.9.0:"):
cmake_args.append("-DCLANG_DEFAULT_CXX_STDLIB=libc++")
if "+mlir" in spec:
projects.append("mlir")
if "+internal_unwind" in spec:
projects.append("libunwind")
if "+polly" in spec:
projects.append("polly")
cmake_args.append("-DLINK_POLLY_INTO_TOOLS:Bool=ON")
if "+shared_libs" in spec:
cmake_args.append("-DBUILD_SHARED_LIBS:Bool=ON")
if "+omp_debug" in spec:
cmake_args.append("-DLIBOMPTARGET_ENABLE_DEBUG:Bool=ON")
if "+split_dwarf" in spec:
cmake_args.append("-DLLVM_USE_SPLIT_DWARF:Bool=ON")
if "+all_targets" not in spec: # all is default on cmake
targets = ["NVPTX", "AMDGPU"]
if spec.version < Version("3.9.0"):
# Starting in 3.9.0 CppBackend is no longer a target (see
# LLVM_ALL_TARGETS in llvm's top-level CMakeLists.txt for
# the complete list of targets)
targets.append("CppBackend")
if spec.target.family == "x86" or spec.target.family == "x86_64":
targets.append("X86")
elif spec.target.family == "arm":
targets.append("ARM")
elif spec.target.family == "aarch64":
targets.append("AArch64")
elif (
spec.target.family == "sparc"
or spec.target.family == "sparc64"
):
targets.append("Sparc")
elif (
spec.target.family == "ppc64"
or spec.target.family == "ppc64le"
or spec.target.family == "ppc"
or spec.target.family == "ppcle"
):
targets.append("PowerPC")
cmake_args.append(
"-DLLVM_TARGETS_TO_BUILD:STRING=" + ";".join(targets)
)
if "+omp_tsan" in spec:
cmake_args.append("-DLIBOMP_TSAN_SUPPORT=ON")
if self.compiler.name == "gcc":
gcc_prefix = ancestor(self.compiler.cc, 2)
cmake_args.append("-DGCC_INSTALL_PREFIX=" + gcc_prefix)
if spec.satisfies("@4.0.0:"):
if spec.satisfies("platform=cray") or spec.satisfies(
"platform=linux"
):
cmake_args.append("-DCMAKE_BUILD_WITH_INSTALL_RPATH=1")
if self.spec.satisfies("~code_signing platform=darwin"):
cmake_args.append('-DLLDB_USE_SYSTEM_DEBUGSERVER=ON')
# Semicolon seperated list of projects to enable
cmake_args.append(
"-DLLVM_ENABLE_PROJECTS:STRING={0}".format(";".join(projects))
)
return cmake_args
@run_before("build")
def pre_install(self):
with working_dir(self.build_directory):
# When building shared libraries these need to be installed first
make("install-LLVMTableGen")
if self.spec.version >= Version("4.0.0"):
# LLVMDemangle target was added in 4.0.0
make("install-LLVMDemangle")
make("install-LLVMSupport")
@run_after("install")
def post_install(self):
spec = self.spec
# unnecessary if we get bootstrap builds in here
if "+cuda" in self.spec:
ompdir = "build-bootstrapped-omp"
# rebuild libomptarget to get bytecode runtime library files
with working_dir(ompdir, create=True):
cmake_args = [
self.stage.source_path + "/openmp",
"-DCMAKE_C_COMPILER:PATH={0}".format(
spec.prefix.bin + "/clang"
),
"-DCMAKE_CXX_COMPILER:PATH={0}".format(
spec.prefix.bin + "/clang++"
),
"-DCMAKE_INSTALL_PREFIX:PATH={0}".format(spec.prefix),
]
cmake_args.extend(self.cmake_args())
cmake_args.append(
"-DLIBOMPTARGET_NVPTX_ENABLE_BCLIB:BOOL=TRUE"
)
# work around bad libelf detection in libomptarget
cmake_args.append(
"-DLIBOMPTARGET_DEP_LIBELF_INCLUDE_DIR:String={0}".format(
spec["libelf"].prefix.include
)
)
cmake(*cmake_args)
make()
make("install")
if "+python" in self.spec:
install_tree("llvm/bindings/python", site_packages_dir)
if "+clang" in self.spec:
install_tree("clang/bindings/python", site_packages_dir)
with working_dir(self.build_directory):
install_tree("bin", join_path(self.prefix, "libexec", "llvm"))
|