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|
# Copyright 2013-2022 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)
import os
import os.path
import re
import sys
import llnl.util.tty as tty
import spack.build_environment
import spack.util.executable
from spack.package import *
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 = "https://llvm.org/"
url = "https://github.com/llvm/llvm-project/archive/llvmorg-7.1.0.tar.gz"
list_url = "https://releases.llvm.org/download.html"
git = "https://github.com/llvm/llvm-project"
maintainers = ['trws', 'haampie']
tags = ['e4s']
generator = 'Ninja'
family = "compiler" # Used by lmod
# fmt: off
version('main', branch='main')
version('14.0.6', sha256='98f15f842700bdb7220a166c8d2739a03a72e775b67031205078f39dd756a055')
version('14.0.5', sha256='a4a57f029cb81f04618e05853f05fc2d21b64353c760977d8e7799bf7218a23a')
version('14.0.4', sha256='1333236f9bee38658762076be4236cb5ebf15ae9b7f2bfce6946b96ae962dc73')
version('14.0.3', sha256='0e1d049b050127ecf6286107e9a4400b0550f841d5d2288b9d31fd32ed0683d5')
version('14.0.2', sha256='ca52232b3451c8e017f00eb882277707c13e30fac1271ec97015f6d0eeb383d1')
version('14.0.1', sha256='c8be00406e872c8a24f8571cf6f5517b73ae707104724b1fd1db2f0af9544019')
version('14.0.0', sha256='87b1a068b370df5b79a892fdb2935922a8efb1fddec4cc506e30fe57b6a1d9c4')
version('13.0.1', sha256='09c50d558bd975c41157364421820228df66632802a4a6a7c9c17f86a7340802')
version('13.0.0', sha256='a1131358f1f9f819df73fa6bff505f2c49d176e9eef0a3aedd1fdbce3b4630e8')
version('12.0.1', sha256='66b64aa301244975a4aea489f402f205cde2f53dd722dad9e7b77a0459b4c8df')
version('12.0.0', sha256='8e6c99e482bb16a450165176c2d881804976a2d770e0445af4375e78a1fbf19c')
version('11.1.0', sha256='53a0719f3f4b0388013cfffd7b10c7d5682eece1929a9553c722348d1f866e79')
version('11.0.1', sha256='9c7ad8e8ec77c5bde8eb4afa105a318fd1ded7dff3747d14f012758719d7171b')
version('11.0.0', sha256='8ad4ddbafac4f2c8f2ea523c2c4196f940e8e16f9e635210537582a48622a5d5')
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('8.0.1', sha256='5b18f6111c7aee7c0933c355877d4abcfe6cb40c1a64178f28821849c725c841')
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(
"flang",
default=False,
description="Build the LLVM Fortran compiler frontend "
"(experimental - parser only, needs GCC)",
)
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(
"llvm_dylib",
default=False,
description="Build LLVM shared library, containing all "
"components in a single shared library",
)
variant(
"link_llvm_dylib",
default=False,
description="Link LLVM tools against the LLVM shared library",
)
variant(
"targets",
default="none",
description=("What targets to build. Spack's target family is always added "
"(e.g. X86 is automatically enabled when targeting znver2)."),
values=("all", "none", "aarch64", "amdgpu", "arm", "avr", "bpf", "cppbackend",
"hexagon", "lanai", "mips", "msp430", "nvptx", "powerpc", "riscv",
"sparc", "systemz", "webassembly", "x86", "xcore"),
multi=True
)
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(
"omp_as_runtime",
default=True,
when='+clang @12:',
description="Build OpenMP runtime via ENABLE_RUNTIME by just-built Clang",
)
variant('code_signing', default=False,
description="Enable code-signing on macOS")
variant("python", default=False, description="Install python bindings")
variant('version_suffix', default='none', description="Add a symbol suffix")
variant('shlib_symbol_version', default='none', description="Add shared library symbol version", when='@13:')
variant('z3', default=False, description='Use Z3 for the clang static analyzer')
provides('libllvm@14', when='@14.0.0:14')
provides('libllvm@13', when='@13.0.0:13')
provides('libllvm@12', when='@12.0.0:12')
provides('libllvm@11', when='@11.0.0:11')
provides('libllvm@10', when='@10.0.0:10')
provides('libllvm@9', when='@9.0.0:9')
provides('libllvm@8', when='@8.0.0:8')
provides('libllvm@7', when='@7.0.0:7')
provides('libllvm@6', when='@6.0.0:6')
provides('libllvm@5', when='@5.0.0:5')
provides('libllvm@4', when='@4.0.0:4')
provides('libllvm@3', when='@3.0.0:3')
extends("python", when="+python")
# Build dependency
depends_on("cmake@3.4.3:", type="build")
depends_on('cmake@3.13.4:', type='build', when='@12:')
depends_on("ninja", type="build")
depends_on("python@2.7:2.8", when="@:4 ~python", type="build")
depends_on("python", when="@5: ~python", type="build")
depends_on("pkgconfig", type="build")
# Universal dependency
depends_on("python@2.7:2.8", when="@:4+python")
depends_on("python", when="@5:+python")
depends_on('z3', when='@8:+clang+z3')
# openmp dependencies
depends_on("perl-data-dumper", type=("build"))
depends_on("hwloc")
depends_on("libelf", when="+cuda") # libomptarget
depends_on("libffi", when="+cuda") # libomptarget
# llvm-config --system-libs libraries.
depends_on("ncurses+termlib")
depends_on("zlib")
depends_on("libxml2")
# lldb dependencies
with when("+lldb +python"):
depends_on("swig")
depends_on("swig@2:", when="@10:")
depends_on("swig@3:", when="@12:")
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+ld+plugins", when="+gold")
# polly plugin
depends_on("gmp", when="@:3.6 +polly")
depends_on("isl", when="@:3.6 +polly")
conflicts("+llvm_dylib", when="+shared_libs")
conflicts("+link_llvm_dylib", when="~llvm_dylib")
conflicts("+lldb", when="~clang")
conflicts("+libcxx", when="~clang")
conflicts("+internal_unwind", when="~clang")
conflicts("+compiler-rt", when="~clang")
conflicts("+flang", when="~clang")
# Introduced in version 11 as a part of LLVM and not a separate package.
conflicts("+flang", when="@:10")
conflicts('~mlir', when='+flang', msg='Flang requires MLIR')
# Older LLVM do not build with newer compilers, and vice versa
conflicts("%gcc@8:", when="@:5")
conflicts("%gcc@:5.0", when="@8:")
# clang/lib: a lambda parameter cannot shadow an explicitly captured entity
conflicts("%clang@8:", when="@:4")
# Internal compiler error on gcc 8.4 on aarch64 https://bugzilla.redhat.com/show_bug.cgi?id=1958295
conflicts('%gcc@8.4:8.4.9', when='@12: target=aarch64:')
# When these versions are concretized, but not explicitly with +libcxx, these
# conflicts will enable clingo to set ~libcxx, making the build successful:
# libc++ of LLVM13, see https://libcxx.llvm.org/#platform-and-compiler-support
# @13 does not support %gcc@:10 https://bugs.llvm.org/show_bug.cgi?id=51359#c1
# GCC 11 - latest stable release per GCC release page
# Clang: 11, 12 - latest two stable releases per LLVM release page
# AppleClang 12 - latest stable release per Xcode release page
conflicts("%gcc@:10", when="@13:+libcxx")
conflicts("%clang@:10", when="@13:+libcxx")
conflicts("%apple-clang@:11", when="@13:+libcxx")
# libcxx-4 and compiler-rt-4 fail to build with "newer" clang and gcc versions:
conflicts('%gcc@7:', when='@:4+libcxx')
conflicts('%clang@6:', when='@:4+libcxx')
conflicts('%apple-clang@6:', when='@:4+libcxx')
conflicts('%gcc@7:', when='@:4+compiler-rt')
conflicts('%clang@6:', when='@:4+compiler-rt')
conflicts('%apple-clang@6:', when='@:4+compiler-rt')
# OMP TSAN exists in > 5.x
conflicts("+omp_tsan", when="@:5")
# 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=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",
)
# LLVM bug https://bugs.llvm.org/show_bug.cgi?id=48234
# CMake bug: https://gitlab.kitware.com/cmake/cmake/-/issues/21469
# Fixed in upstream versions of both
conflicts('^cmake@3.19.0', when='@6.0.0:11.0.0')
# 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)
conflicts("targets=cppbackend", when='@3.9.0:')
# Github issue #4986
patch("llvm_gcc7.patch", when="@4.0.0:4.0.1+lldb %gcc@7.0:")
# sys/ustat.h has been removed in favour of statfs from glibc-2.28. Use fixed sizes:
patch('llvm5-sanitizer-ustat.patch', when="@4:6+compiler-rt")
# Fix lld templates: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=230463
patch('llvm4-lld-ELF-Symbols.patch', when="@4+lld%clang@6:")
patch('llvm5-lld-ELF-Symbols.patch', when="@5+lld%clang@7:")
# Fix missing std:size_t in 'llvm@4:5' when built with '%clang@7:'
patch('xray_buffer_queue-cstddef.patch', when="@4:5+compiler-rt%clang@7:")
# https://github.com/llvm/llvm-project/commit/947f9692440836dcb8d88b74b69dd379d85974ce
patch('sanitizer-ipc_perm_mode.patch', when="@5:7+compiler-rt%clang@11:")
patch('sanitizer-ipc_perm_mode.patch', when="@5:9+compiler-rt%gcc@9:")
# github.com/spack/spack/issues/24270: MicrosoftDemangle for %gcc@10: and %clang@13:
patch('missing-includes.patch', when='@8')
# 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="@9:10.0.0+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")
# https://github.com/spack/spack/issues/19625,
# merged in llvm-11.0.0_rc2, but not found in 11.0.1
patch("lldb_external_ncurses-10.patch", when="@10.0.0:11.0.1+lldb")
# https://github.com/spack/spack/issues/19908
# merged in llvm main prior to 12.0.0
patch("llvm_python_path.patch", when="@11.0.0")
# Workaround for issue https://github.com/spack/spack/issues/18197
patch('llvm7_intel.patch', when='@7 %intel@18.0.2,19.0.0:19.1.99')
# Remove cyclades support to build against newer kernel headers
# https://reviews.llvm.org/D102059
patch('no_cyclades.patch', when='@10:12.0.0')
patch('no_cyclades9.patch', when='@6:9')
patch('llvm-gcc11.patch', when='@9:11%gcc@11:')
# add -lpthread to build OpenMP libraries with Fujitsu compiler
patch('llvm12-thread.patch', when='@12 %fj')
patch('llvm13-thread.patch', when='@13 %fj')
# avoid build failed with Fujitsu compiler
patch('llvm13-fujitsu.patch', when='@13 %fj')
# patch for missing hwloc.h include for libompd
patch('llvm14-hwloc-ompd.patch', when='@14')
# make libflags a list in openmp subproject when ~omp_as_runtime
patch('libomp-libflags-as-list.patch', when='@3.7:14')
# Add missing include leading to build fail with clang
patch('https://github.com/llvm/llvm-project/commit/b498303066a63a203d24f739b2d2e0e56dca70d1.patch?full_index=1',
sha256='514926d661635de47972c7d403c9c4669235aa51e22e56d44676d2a2709179b6',
when='@8:11')
# The functions and attributes below implement external package
# detection for LLVM. See:
#
# https://spack.readthedocs.io/en/latest/packaging_guide.html#making-a-package-discoverable-with-spack-external-find
executables = ['clang', 'flang', 'ld.lld', 'lldb']
@classmethod
def filter_detected_exes(cls, prefix, exes_in_prefix):
result = []
for exe in exes_in_prefix:
# Executables like lldb-vscode-X are daemon listening
# on some port and would hang Spack during detection.
# clang-cl and clang-cpp are dev tools that we don't
# need to test
if any(x in exe for x in ('vscode', 'cpp', '-cl', '-gpu')):
continue
result.append(exe)
return result
@classmethod
def determine_version(cls, exe):
version_regex = re.compile(
# Normal clang compiler versions are left as-is
r'clang version ([^ )\n]+)-svn[~.\w\d-]*|'
# Don't include hyphenated patch numbers in the version
# (see https://github.com/spack/spack/pull/14365 for details)
r'clang version ([^ )\n]+?)-[~.\w\d-]*|'
r'clang version ([^ )\n]+)|'
# LLDB
r'lldb version ([^ )\n]+)|'
# LLD
r'LLD ([^ )\n]+) \(compatible with GNU linkers\)'
)
try:
compiler = Executable(exe)
output = compiler('--version', output=str, error=str)
if 'Apple' in output:
return None
match = version_regex.search(output)
if match:
return match.group(match.lastindex)
except spack.util.executable.ProcessError:
pass
except Exception as e:
tty.debug(e)
return None
@classmethod
def determine_variants(cls, exes, version_str):
variants, compilers = ['+clang'], {}
lld_found, lldb_found = False, False
for exe in exes:
if 'clang++' in exe:
compilers['cxx'] = exe
elif 'clang' in exe:
compilers['c'] = exe
elif 'flang' in exe:
variants.append('+flang')
compilers['fc'] = exe
compilers['f77'] = exe
elif 'ld.lld' in exe:
lld_found = True
compilers['ld'] = exe
elif 'lldb' in exe:
lldb_found = True
compilers['lldb'] = exe
variants.append('+lld' if lld_found else '~lld')
variants.append('+lldb' if lldb_found else '~lldb')
return ''.join(variants), {'compilers': compilers}
@classmethod
def validate_detected_spec(cls, spec, extra_attributes):
# For LLVM 'compilers' is a mandatory attribute
msg = ('the extra attribute "compilers" must be set for '
'the detected spec "{0}"'.format(spec))
assert 'compilers' in extra_attributes, msg
compilers = extra_attributes['compilers']
for key in ('c', 'cxx'):
msg = '{0} compiler not found for {1}'
assert key in compilers, msg.format(key, spec)
@property
def cc(self):
msg = "cannot retrieve C compiler [spec is not concrete]"
assert self.spec.concrete, msg
if self.spec.external:
return self.spec.extra_attributes['compilers'].get('c', None)
result = None
if '+clang' in self.spec:
result = os.path.join(self.spec.prefix.bin, 'clang')
return result
@property
def cxx(self):
msg = "cannot retrieve C++ compiler [spec is not concrete]"
assert self.spec.concrete, msg
if self.spec.external:
return self.spec.extra_attributes['compilers'].get('cxx', None)
result = None
if '+clang' in self.spec:
result = os.path.join(self.spec.prefix.bin, 'clang++')
return result
@property
def fc(self):
msg = "cannot retrieve Fortran compiler [spec is not concrete]"
assert self.spec.concrete, msg
if self.spec.external:
return self.spec.extra_attributes['compilers'].get('fc', None)
result = None
if '+flang' in self.spec:
result = os.path.join(self.spec.prefix.bin, 'flang')
return result
@property
def f77(self):
msg = "cannot retrieve Fortran 77 compiler [spec is not concrete]"
assert self.spec.concrete, msg
if self.spec.external:
return self.spec.extra_attributes['compilers'].get('f77', None)
result = None
if '+flang' in self.spec:
result = os.path.join(self.spec.prefix.bin, 'flang')
return result
@property
def libs(self):
return LibraryList(self.llvm_config("--libfiles", "all",
result="list"))
@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 flag_handler(self, name, flags):
if name == 'cxxflags':
flags.append(self.compiler.cxx11_flag)
return(None, flags, None)
elif name == 'ldflags' and self.spec.satisfies('%intel'):
flags.append('-shared-intel')
return(None, flags, None)
return(flags, None, None)
def setup_build_environment(self, env):
"""When using %clang, add only its ld.lld-$ver and/or ld.lld to our PATH"""
if self.compiler.name in ['clang', 'apple-clang']:
for lld in 'ld.lld-{0}'.format(self.compiler.version.version[0]), 'ld.lld':
bin = os.path.join(os.path.dirname(self.compiler.cc), lld)
sym = os.path.join(self.stage.path, 'ld.lld')
if os.path.exists(bin) and not os.path.exists(sym):
mkdirp(self.stage.path)
os.symlink(bin, sym)
env.prepend_path('PATH', self.stage.path)
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++"))
if "+flang" in self.spec:
env.set("FC", join_path(self.spec.prefix.bin, "flang"))
env.set("F77", join_path(self.spec.prefix.bin, "flang"))
root_cmakelists_dir = "llvm"
def cmake_args(self):
spec = self.spec
define = CMakePackage.define
from_variant = self.define_from_variant
python = spec['python']
cmake_args = [
define("LLVM_REQUIRES_RTTI", True),
define("LLVM_ENABLE_RTTI", True),
define("LLVM_ENABLE_EH", True),
define("CLANG_DEFAULT_OPENMP_RUNTIME", "libomp"),
define("PYTHON_EXECUTABLE", python.command.path),
define("LIBOMP_USE_HWLOC", True),
define("LIBOMP_HWLOC_INSTALL_DIR", spec["hwloc"].prefix),
]
version_suffix = spec.variants['version_suffix'].value
if version_suffix != 'none':
cmake_args.append(define('LLVM_VERSION_SUFFIX', version_suffix))
shlib_symbol_version = spec.variants.get('shlib_symbol_version', None)
if shlib_symbol_version is not None and shlib_symbol_version.value != 'none':
cmake_args.append(define('LLVM_SHLIB_SYMBOL_VERSION',
shlib_symbol_version.value))
if python.version >= Version("3"):
cmake_args.append(define("Python3_EXECUTABLE", python.command.path))
else:
cmake_args.append(define("Python2_EXECUTABLE", python.command.path))
projects = []
runtimes = []
if "+cuda" in spec:
cmake_args.extend([
define("CUDA_TOOLKIT_ROOT_DIR", spec["cuda"].prefix),
define("LIBOMPTARGET_NVPTX_COMPUTE_CAPABILITIES",
",".join(spec.variants["cuda_arch"].value)),
define("CLANG_OPENMP_NVPTX_DEFAULT_ARCH",
"sm_{0}".format(spec.variants["cuda_arch"].value[-1])),
])
if "+omp_as_runtime" in spec:
cmake_args.extend([
define("LIBOMPTARGET_NVPTX_ENABLE_BCLIB", True),
# work around bad libelf detection in libomptarget
define("LIBOMPTARGET_DEP_LIBELF_INCLUDE_DIR",
spec["libelf"].prefix.include),
])
else:
# still build libomptarget but disable cuda
cmake_args.extend([
define("CUDA_TOOLKIT_ROOT_DIR", "IGNORE"),
define("CUDA_SDK_ROOT_DIR", "IGNORE"),
define("CUDA_NVCC_EXECUTABLE", "IGNORE"),
define("LIBOMPTARGET_DEP_CUDA_DRIVER_LIBRARIES", "IGNORE"),
])
cmake_args.append(from_variant("LIBOMPTARGET_ENABLE_DEBUG", "omp_debug"))
if "+lldb" in spec:
if spec.version >= Version('10'):
cmake_args.append(from_variant("LLDB_ENABLE_PYTHON", 'python'))
else:
cmake_args.append(define("LLDB_DISABLE_PYTHON",
'~python' in spec))
if spec.satisfies("@5.0.0: +python"):
cmake_args.append(define("LLDB_USE_SYSTEM_SIX", True))
if "+gold" in spec:
cmake_args.append(
define("LLVM_BINUTILS_INCDIR", spec["binutils"].prefix.include)
)
if "+clang" in spec:
projects.append("clang")
projects.append("clang-tools-extra")
if "+omp_as_runtime" in spec:
runtimes.append("openmp")
else:
projects.append("openmp")
if self.spec.satisfies("@8"):
cmake_args.append(define('CLANG_ANALYZER_ENABLE_Z3_SOLVER',
self.spec.satisfies('@8+z3')))
if self.spec.satisfies("@9:"):
cmake_args.append(define('LLVM_ENABLE_Z3_SOLVER',
self.spec.satisfies('@9:+z3')))
if "+flang" in spec:
projects.append("flang")
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 "+mlir" in spec:
projects.append("mlir")
if "+internal_unwind" in spec:
projects.append("libunwind")
if "+polly" in spec:
projects.append("polly")
cmake_args.append(define("LINK_POLLY_INTO_TOOLS", True))
cmake_args.extend([
from_variant("BUILD_SHARED_LIBS", "shared_libs"),
from_variant("LLVM_BUILD_LLVM_DYLIB", "llvm_dylib"),
from_variant("LLVM_LINK_LLVM_DYLIB", "link_llvm_dylib"),
from_variant("LLVM_USE_SPLIT_DWARF", "split_dwarf"),
# By default on Linux, libc++.so is a ldscript. CMake fails to add
# CMAKE_INSTALL_RPATH to it, which fails. Statically link libc++abi.a
# into libc++.so, linking with -lc++ or -stdlib=libc++ is enough.
define('LIBCXX_ENABLE_STATIC_ABI_LIBRARY', True)
])
cmake_args.append(define(
"LLVM_TARGETS_TO_BUILD",
get_llvm_targets_to_build(spec)))
cmake_args.append(from_variant("LIBOMP_TSAN_SUPPORT", "omp_tsan"))
if self.compiler.name == "gcc":
compiler = Executable(self.compiler.cc)
gcc_output = compiler('-print-search-dirs', output=str, error=str)
for line in gcc_output.splitlines():
if line.startswith("install:"):
# Get path and strip any whitespace
# (causes oddity with ancestor)
gcc_prefix = line.split(":")[1].strip()
gcc_prefix = ancestor(gcc_prefix, 4)
break
cmake_args.append(define("GCC_INSTALL_PREFIX", gcc_prefix))
if self.spec.satisfies("~code_signing platform=darwin"):
cmake_args.append(define('LLDB_USE_SYSTEM_DEBUGSERVER', True))
# Semicolon seperated list of projects to enable
cmake_args.append(define("LLVM_ENABLE_PROJECTS", projects))
# Semicolon seperated list of runtimes to enable
if runtimes:
cmake_args.append(define("LLVM_ENABLE_RUNTIMES", runtimes))
return cmake_args
@run_after("install")
def post_install(self):
spec = self.spec
define = CMakePackage.define
# unnecessary if we build openmp via LLVM_ENABLE_RUNTIMES
if "+cuda ~omp_as_runtime" in self.spec:
ompdir = "build-bootstrapped-omp"
prefix_paths = spack.build_environment.get_cmake_prefix_path(self)
prefix_paths.append(str(spec.prefix))
# rebuild libomptarget to get bytecode runtime library files
with working_dir(ompdir, create=True):
cmake_args = [
'-G', 'Ninja',
define('CMAKE_BUILD_TYPE', spec.variants['build_type'].value),
define("CMAKE_C_COMPILER", spec.prefix.bin + "/clang"),
define("CMAKE_CXX_COMPILER", spec.prefix.bin + "/clang++"),
define("CMAKE_INSTALL_PREFIX", spec.prefix),
define('CMAKE_PREFIX_PATH', prefix_paths)
]
cmake_args.extend(self.cmake_args())
cmake_args.extend([
define("LIBOMPTARGET_NVPTX_ENABLE_BCLIB", True),
define("LIBOMPTARGET_DEP_LIBELF_INCLUDE_DIR",
spec["libelf"].prefix.include),
self.stage.source_path + "/openmp",
])
cmake(*cmake_args)
ninja()
ninja("install")
if "+python" in self.spec:
install_tree("llvm/bindings/python", python_platlib)
if "+clang" in self.spec:
install_tree("clang/bindings/python", python_platlib)
with working_dir(self.build_directory):
install_tree("bin", join_path(self.prefix, "libexec", "llvm"))
def llvm_config(self, *args, **kwargs):
lc = Executable(self.prefix.bin.join('llvm-config'))
if not kwargs.get('output'):
kwargs['output'] = str
ret = lc(*args, **kwargs)
if kwargs.get('result') == "list":
return ret.split()
else:
return ret
def get_llvm_targets_to_build(spec):
targets = spec.variants['targets'].value
# Build everything?
if 'all' in targets:
return 'all'
# Convert targets variant values to CMake LLVM_TARGETS_TO_BUILD array.
spack_to_cmake = {
"aarch64": "AArch64",
"amdgpu": "AMDGPU",
"arm": "ARM",
"avr": "AVR",
"bpf": "BPF",
"cppbackend": "CppBackend",
"hexagon": "Hexagon",
"lanai": "Lanai",
"mips": "Mips",
"msp430": "MSP430",
"nvptx": "NVPTX",
"powerpc": "PowerPC",
"riscv": "RISCV",
"sparc": "Sparc",
"systemz": "SystemZ",
"webassembly": "WebAssembly",
"x86": "X86",
"xcore": "XCore"
}
if 'none' in targets:
llvm_targets = set()
else:
llvm_targets = set(spack_to_cmake[target] for target in targets)
if spec.target.family in ("x86", "x86_64"):
llvm_targets.add("X86")
elif spec.target.family == "arm":
llvm_targets.add("ARM")
elif spec.target.family == "aarch64":
llvm_targets.add("AArch64")
elif spec.target.family in ("sparc", "sparc64"):
llvm_targets.add("Sparc")
elif spec.target.family in ("ppc64", "ppc64le", "ppc", "ppcle"):
llvm_targets.add("PowerPC")
return list(llvm_targets)
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