555 lines
21 KiB
Python
555 lines
21 KiB
Python
# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
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# Spack Project Developers. See the top-level COPYRIGHT file for details.
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#
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# SPDX-License-Identifier: (Apache-2.0 OR MIT)
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import os.path
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import re
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import sys
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import llnl.util.tty as tty
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import spack.util.executable
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class Llvm(CMakePackage, CudaPackage):
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"""The LLVM Project is a collection of modular and reusable compiler and
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toolchain technologies. Despite its name, LLVM has little to do
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with traditional virtual machines, though it does provide helpful
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libraries that can be used to build them. The name "LLVM" itself
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is not an acronym; it is the full name of the project.
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"""
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homepage = "http://llvm.org/"
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url = "https://github.com/llvm/llvm-project/archive/llvmorg-7.1.0.tar.gz"
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list_url = "http://releases.llvm.org/download.html"
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git = "https://github.com/llvm/llvm-project"
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maintainers = ['trws', 'naromero77']
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family = "compiler" # Used by lmod
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# fmt: off
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version('master', branch='master')
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version('11.0.0', sha256='8ad4ddbafac4f2c8f2ea523c2c4196f940e8e16f9e635210537582a48622a5d5')
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version('10.0.1', sha256='c7ccb735c37b4ec470f66a6c35fbae4f029c0f88038f6977180b1a8ddc255637')
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version('10.0.0', sha256='b81c96d2f8f40dc61b14a167513d87c0d813aae0251e06e11ae8a4384ca15451')
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version('9.0.1', sha256='be7b034641a5fda51ffca7f5d840b1a768737779f75f7c4fd18fe2d37820289a')
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version('9.0.0', sha256='7807fac25330e24e9955ca46cd855dd34bbc9cc4fdba8322366206654d1036f2')
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version('8.0.0', sha256='d81238b4a69e93e29f74ce56f8107cbfcf0c7d7b40510b7879e98cc031e25167')
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version('7.1.0', sha256='71c93979f20e01f1a1cc839a247945f556fa5e63abf2084e8468b238080fd839')
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version('7.0.1', sha256='f17a6cd401e8fd8f811fbfbb36dcb4f455f898c9d03af4044807ad005df9f3c0')
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version('6.0.1', sha256='aefadceb231f4c195fe6d6cd3b1a010b269c8a22410f339b5a089c2e902aa177')
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version('6.0.0', sha256='1946ec629c88d30122afa072d3c6a89cc5d5e4e2bb28dc63b2f9ebcc7917ee64')
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version('5.0.2', sha256='fe87aa11558c08856739bfd9bd971263a28657663cb0c3a0af01b94f03b0b795')
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version('5.0.1', sha256='84ca454abf262579814a2a2b846569f6e0cb3e16dc33ca3642b4f1dff6fbafd3')
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version('5.0.0', sha256='1f1843315657a4371d8ca37f01265fa9aae17dbcf46d2d0a95c1fdb3c6a4bab6')
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version('4.0.1', sha256='cd664fb3eec3208c08fb61189c00c9118c290b3be5adb3215a97b24255618be5')
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version('4.0.0', sha256='28ca4b2fc434cb1f558e8865386c233c2a6134437249b8b3765ae745ffa56a34')
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version('3.9.1', sha256='f5b6922a5c65f9232f83d89831191f2c3ccf4f41fdd8c63e6645bbf578c4ab92')
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version('3.9.0', sha256='9c6563a72c8b5b79941c773937d997dd2b1b5b3f640136d02719ec19f35e0333')
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version('3.8.1', sha256='69360f0648fde0dc3d3c4b339624613f3bc2a89c4858933bc3871a250ad02826')
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version('3.8.0', sha256='b5cc5974cc2fd4e9e49e1bbd0700f872501a8678bd9694fa2b36c65c026df1d1')
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version('3.7.1', sha256='d2cb0eb9b8eb21e07605bfe5e7a5c6c5f5f8c2efdac01ec1da6ffacaabe4195a')
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version('3.7.0', sha256='dc00bc230be2006fb87b84f6fe4800ca28bc98e6692811a98195da53c9cb28c6')
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version('3.6.2', sha256='f75d703a388ba01d607f9cf96180863a5e4a106827ade17b221d43e6db20778a')
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version('3.5.1', sha256='5d739684170d5b2b304e4fb521532d5c8281492f71e1a8568187bfa38eb5909d')
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# fmt: on
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# NOTE: The debug version of LLVM is an order of magnitude larger than
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# the release version, and may take up 20-30 GB of space. If you want
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# to save space, build with `build_type=Release`.
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variant(
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"clang",
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default=True,
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description="Build the LLVM C/C++/Objective-C compiler frontend",
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)
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variant(
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"omp_debug",
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default=False,
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description="Include debugging code in OpenMP runtime libraries",
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)
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variant("lldb", default=True, description="Build the LLVM debugger")
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variant("lld", default=True, description="Build the LLVM linker")
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variant("mlir", default=False, description="Build with MLIR support")
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variant(
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"internal_unwind",
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default=True,
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description="Build the libcxxabi libunwind",
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)
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variant(
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"polly",
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default=True,
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description="Build the LLVM polyhedral optimization plugin, "
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"only builds for 3.7.0+",
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)
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variant(
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"libcxx",
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default=True,
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description="Build the LLVM C++ standard library",
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)
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variant(
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"compiler-rt",
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default=True,
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description="Build LLVM compiler runtime, including sanitizers",
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)
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variant(
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"gold",
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default=(sys.platform != "darwin"),
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description="Add support for LTO with the gold linker plugin",
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)
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variant(
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"split_dwarf",
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default=False,
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description="Build with split dwarf information",
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)
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variant(
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"shared_libs",
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default=False,
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description="Build all components as shared libraries, faster, "
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"less memory to build, less stable",
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)
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variant(
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"llvm_dylib",
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default=False,
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description="Build LLVM shared library, containing all "
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"components in a single shared library",
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)
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variant(
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"all_targets",
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default=False,
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description="Build all supported targets, default targets "
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"<current arch>,NVPTX,AMDGPU,CppBackend",
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)
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variant(
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"build_type",
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default="Release",
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description="CMake build type",
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values=("Debug", "Release", "RelWithDebInfo", "MinSizeRel"),
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)
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variant(
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"omp_tsan",
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default=False,
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description="Build with OpenMP capable thread sanitizer",
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)
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variant('code_signing', default=False,
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description="Enable code-signing on macOS")
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variant("python", default=False, description="Install python bindings")
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extends("python", when="+python")
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# Build dependency
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depends_on("cmake@3.4.3:", type="build")
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depends_on("python@2.7:2.8", when="@:4.999 ~python", type="build")
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depends_on("python", when="@5: ~python", type="build")
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# Universal dependency
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depends_on("python@2.7:2.8", when="@:4.999+python")
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depends_on("python", when="@5:+python")
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depends_on("z3", when="@9:")
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# openmp dependencies
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depends_on("perl-data-dumper", type=("build"))
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depends_on("hwloc")
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depends_on("libelf", when="+cuda") # libomptarget
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depends_on("libffi", when="+cuda") # libomptarget
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# ncurses dependency
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depends_on("ncurses+termlib")
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# lldb dependencies
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depends_on("swig", when="+lldb")
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depends_on("libedit", when="+lldb")
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depends_on("py-six", when="@5.0.0: +lldb +python")
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# gold support, required for some features
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depends_on("binutils+gold", when="+gold")
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# polly plugin
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depends_on("gmp", when="@:3.6.999 +polly")
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depends_on("isl", when="@:3.6.999 +polly")
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conflicts("+llvm_dylib", when="+shared_libs")
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conflicts("+lldb", when="~clang")
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conflicts("+libcxx", when="~clang")
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conflicts("+internal_unwind", when="~clang")
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conflicts("+compiler-rt", when="~clang")
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# LLVM 4 and 5 does not build with GCC 8
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conflicts("%gcc@8:", when="@:5")
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conflicts("%gcc@:5.0.999", when="@8:")
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# OMP TSAN exists in > 5.x
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conflicts("+omp_tsan", when="@:5.99")
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# cuda_arch value must be specified
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conflicts("cuda_arch=none", when="+cuda", msg="A value for cuda_arch must be specified.")
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# MLIR exists in > 10.x
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conflicts("+mlir", when="@:9")
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# code signing is only necessary on macOS",
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conflicts('+code_signing', when='platform=linux')
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conflicts('+code_signing', when='platform=cray')
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conflicts(
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'+code_signing',
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when='~lldb platform=darwin',
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msg="code signing is only necessary for building the "
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"in-tree debug server on macOS. Turning this variant "
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"off enables a build of llvm with lldb that uses the "
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"system debug server",
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)
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# Github issue #4986
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patch("llvm_gcc7.patch", when="@4.0.0:4.0.1+lldb %gcc@7.0:")
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# Backport from llvm master + additional fix
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# see https://bugs.llvm.org/show_bug.cgi?id=39696
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# for a bug report about this problem in llvm master.
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patch("constexpr_longdouble.patch", when="@6:8+libcxx")
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patch("constexpr_longdouble_9.0.patch", when="@9:10.0.0+libcxx")
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# Backport from llvm master; see
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# https://bugs.llvm.org/show_bug.cgi?id=38233
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# for a bug report about this problem in llvm master.
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patch("llvm_py37.patch", when="@4:6 ^python@3.7:")
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# https://bugs.llvm.org/show_bug.cgi?id=39696
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patch("thread-p9.patch", when="@develop+libcxx")
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# https://github.com/spack/spack/issues/19625,
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# merged in llvm-11.0.0_rc2
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patch("lldb_external_ncurses-10.patch", when="@10.0.0:10.99+lldb")
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# The functions and attributes below implement external package
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# detection for LLVM. See:
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#
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# https://spack.readthedocs.io/en/latest/packaging_guide.html#making-a-package-discoverable-with-spack-external-find
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executables = ['clang', 'ld.lld', 'lldb']
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@classmethod
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def filter_detected_exes(cls, prefix, exes_in_prefix):
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result = []
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for exe in exes_in_prefix:
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# Executables like lldb-vscode-X are daemon listening
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# on some port and would hang Spack during detection.
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# clang-cl and clang-cpp are dev tools that we don't
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# need to test
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if any(x in exe for x in ('vscode', 'cpp', '-cl', '-gpu')):
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continue
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result.append(exe)
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return result
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@classmethod
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def determine_version(cls, exe):
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version_regex = re.compile(
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# Normal clang compiler versions are left as-is
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r'clang version ([^ )]+)-svn[~.\w\d-]*|'
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# Don't include hyphenated patch numbers in the version
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# (see https://github.com/spack/spack/pull/14365 for details)
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r'clang version ([^ )]+?)-[~.\w\d-]*|'
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r'clang version ([^ )]+)|'
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# LLDB
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r'lldb version ([^ )\n]+)|'
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# LLD
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r'LLD ([^ )\n]+) \(compatible with GNU linkers\)'
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)
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try:
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compiler = Executable(exe)
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output = compiler('--version', output=str, error=str)
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if 'Apple' in output:
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return None
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match = version_regex.search(output)
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if match:
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return match.group(match.lastindex)
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except spack.util.executable.ProcessError:
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pass
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except Exception as e:
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tty.debug(e)
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return None
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@classmethod
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def determine_variants(cls, exes, version_str):
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variants, compilers = ['+clang'], {}
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lld_found, lldb_found = False, False
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for exe in exes:
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if 'clang++' in exe:
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compilers['cxx'] = exe
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elif 'clang' in exe:
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compilers['c'] = exe
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elif 'ld.lld' in exe:
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lld_found = True
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compilers['ld'] = exe
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elif 'lldb' in exe:
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lldb_found = True
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compilers['lldb'] = exe
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variants.append('+lld' if lld_found else '~lld')
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variants.append('+lldb' if lldb_found else '~lldb')
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return ''.join(variants), {'compilers': compilers}
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@classmethod
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def validate_detected_spec(cls, spec, extra_attributes):
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# For LLVM 'compilers' is a mandatory attribute
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msg = ('the extra attribute "compilers" must be set for '
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'the detected spec "{0}"'.format(spec))
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assert 'compilers' in extra_attributes, msg
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compilers = extra_attributes['compilers']
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for key in ('c', 'cxx'):
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msg = '{0} compiler not found for {1}'
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assert key in compilers, msg.format(key, spec)
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@property
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def cc(self):
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msg = "cannot retrieve C compiler [spec is not concrete]"
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assert self.spec.concrete, msg
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if self.spec.external:
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return self.spec.extra_attributes['compilers'].get('c', None)
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result = None
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if '+clang' in self.spec:
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result = os.path.join(self.spec.prefix.bin, 'clang')
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return result
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@property
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def cxx(self):
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msg = "cannot retrieve C++ compiler [spec is not concrete]"
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assert self.spec.concrete, msg
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if self.spec.external:
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return self.spec.extra_attributes['compilers'].get('cxx', None)
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result = None
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if '+clang' in self.spec:
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result = os.path.join(self.spec.prefix.bin, 'clang++')
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return result
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@run_before('cmake')
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def codesign_check(self):
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if self.spec.satisfies("+code_signing"):
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codesign = which('codesign')
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mkdir('tmp')
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llvm_check_file = join_path('tmp', 'llvm_check')
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copy('/usr/bin/false', llvm_check_file)
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try:
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codesign('-f', '-s', 'lldb_codesign', '--dryrun',
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llvm_check_file)
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except ProcessError:
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# Newer LLVM versions have a simple script that sets up
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# automatically when run with sudo priviliges
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setup = Executable("./lldb/scripts/macos-setup-codesign.sh")
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try:
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setup()
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except Exception:
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raise RuntimeError(
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'spack was unable to either find or set up'
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'code-signing on your system. Please refer to'
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'https://lldb.llvm.org/resources/build.html#'
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'code-signing-on-macos for details on how to'
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'create this identity.'
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)
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def setup_build_environment(self, env):
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env.append_flags("CXXFLAGS", self.compiler.cxx11_flag)
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def setup_run_environment(self, env):
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if "+clang" in self.spec:
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env.set("CC", join_path(self.spec.prefix.bin, "clang"))
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env.set("CXX", join_path(self.spec.prefix.bin, "clang++"))
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root_cmakelists_dir = "llvm"
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def cmake_args(self):
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spec = self.spec
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cmake_args = [
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"-DLLVM_REQUIRES_RTTI:BOOL=ON",
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"-DLLVM_ENABLE_RTTI:BOOL=ON",
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"-DLLVM_ENABLE_EH:BOOL=ON",
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"-DCLANG_DEFAULT_OPENMP_RUNTIME:STRING=libomp",
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"-DPYTHON_EXECUTABLE:PATH={0}".format(spec["python"].command.path),
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"-DLIBOMP_USE_HWLOC:BOOL=ON",
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"-DLIBOMP_HWLOC_INSTALL_DIR={0}".format(spec["hwloc"].prefix),
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]
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projects = []
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if "+cuda" in spec:
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cmake_args.extend(
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[
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"-DCUDA_TOOLKIT_ROOT_DIR:PATH=" + spec["cuda"].prefix,
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"-DLIBOMPTARGET_NVPTX_COMPUTE_CAPABILITIES={0}".format(
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",".join(spec.variants["cuda_arch"].value)
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),
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"-DCLANG_OPENMP_NVPTX_DEFAULT_ARCH=sm_{0}".format(
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spec.variants["cuda_arch"].value[-1]
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),
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]
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)
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else:
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# still build libomptarget but disable cuda
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cmake_args.extend(
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[
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"-DCUDA_TOOLKIT_ROOT_DIR:PATH=IGNORE",
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"-DCUDA_SDK_ROOT_DIR:PATH=IGNORE",
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"-DCUDA_NVCC_EXECUTABLE:FILEPATH=IGNORE",
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"-DLIBOMPTARGET_DEP_CUDA_DRIVER_LIBRARIES:STRING=IGNORE",
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]
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)
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if "+omp_debug" in spec:
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cmake_args.append("-DLIBOMPTARGET_ENABLE_DEBUG:Bool=ON")
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if "+python" in spec and "+lldb" in spec and spec.satisfies("@5.0.0:"):
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cmake_args.append("-DLLDB_USE_SYSTEM_SIX:Bool=TRUE")
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if "+lldb" in spec and spec.satisfies("@:9.9.9"):
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cmake_args.append("-DLLDB_DISABLE_PYTHON:Bool={0}".format(
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'ON' if '~python' in spec else 'OFF'))
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if "+lldb" in spec and spec.satisfies("@10.0.0:"):
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cmake_args.append("-DLLDB_ENABLE_PYTHON:Bool={0}".format(
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'ON' if '+python' in spec else 'OFF'))
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if "+gold" in spec:
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cmake_args.append(
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"-DLLVM_BINUTILS_INCDIR=" + spec["binutils"].prefix.include
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)
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if "+clang" in spec:
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projects.append("clang")
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projects.append("clang-tools-extra")
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projects.append("openmp")
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if "+lldb" in spec:
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projects.append("lldb")
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if "+lld" in spec:
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projects.append("lld")
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if "+compiler-rt" in spec:
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projects.append("compiler-rt")
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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 "+llvm_dylib" in spec:
|
|
cmake_args.append("-DLLVM_BUILD_LLVM_DYLIB: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"))
|