nac3/nix/llvm/default.nix

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{ lib, stdenv
, pkgsBuildBuild
, fetchurl
, fetchpatch
, cmake
, python3
, libbfd
, ncurses
, zlib
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, which
, debugVersion ? false
, enableManpages ? false
, enableSharedLibraries ? false
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, extraCmakeFlags ? []
}:
let
inherit (lib) optional optionals optionalString;
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release_version = "14.0.3";
candidate = ""; # empty or "rcN"
dash-candidate = lib.optionalString (candidate != "") "-${candidate}";
version = "${release_version}${dash-candidate}"; # differentiating these (variables) is important for RCs
fetch = name: sha256: fetchurl {
url = "https://github.com/llvm/llvm-project/releases/download/llvmorg-${version}/${name}-${release_version}${candidate}.src.tar.xz";
inherit sha256;
};
# Used when creating a version-suffixed symlink of libLLVM.dylib
shortVersion = with lib;
concatStringsSep "." (take 1 (splitString "." release_version));
in stdenv.mkDerivation (rec {
pname = "llvm";
inherit version;
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src = fetch pname "sha256-Hgnowm4bZ7yUoSi2LpucJLcMaXokNqR5yeXu3ErillQ=";
unpackPhase = ''
unpackFile $src
mv llvm-${release_version}* llvm
sourceRoot=$PWD/llvm
'';
outputs = [ "out" "lib" "dev" "python" ];
nativeBuildInputs = [ cmake python3 ]
++ optionals enableManpages [ python3.pkgs.sphinx python3.pkgs.recommonmark ];
buildInputs = [ ];
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propagatedBuildInputs = [ ncurses zlib ];
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checkInputs = [ which ];
patches = [
./gnu-install-dirs.patch
./llvm-future-riscv-abi.diff
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];
postPatch = optionalString stdenv.isDarwin ''
substituteInPlace cmake/modules/AddLLVM.cmake \
--replace 'set(_install_name_dir INSTALL_NAME_DIR "@rpath")' "set(_install_name_dir)" \
--replace 'set(_install_rpath "@loader_path/../''${CMAKE_INSTALL_LIBDIR}''${LLVM_LIBDIR_SUFFIX}" ''${extra_libdir})' ""
''
# Patch llvm-config to return correct library path based on --link-{shared,static}.
+ ''
substitute '${./outputs.patch}' ./outputs.patch --subst-var lib
patch -p1 < ./outputs.patch
'' + ''
# FileSystem permissions tests fail with various special bits
substituteInPlace unittests/Support/CMakeLists.txt \
--replace "Path.cpp" ""
rm unittests/Support/Path.cpp
substituteInPlace unittests/IR/CMakeLists.txt \
--replace "PassBuilderCallbacksTest.cpp" ""
rm unittests/IR/PassBuilderCallbacksTest.cpp
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rm test/tools/llvm-objcopy/ELF/mirror-permissions-unix.test
'' + optionalString stdenv.hostPlatform.isMusl ''
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patch -p1 -i ${./TLI-musl.patch}
substituteInPlace unittests/Support/CMakeLists.txt \
--replace "add_subdirectory(DynamicLibrary)" ""
rm unittests/Support/DynamicLibrary/DynamicLibraryTest.cpp
# valgrind unhappy with musl or glibc, but fails w/musl only
rm test/CodeGen/AArch64/wineh4.mir
'' + optionalString stdenv.hostPlatform.isAarch32 ''
# skip failing X86 test cases on 32-bit ARM
rm test/DebugInfo/X86/convert-debugloc.ll
rm test/DebugInfo/X86/convert-inlined.ll
rm test/DebugInfo/X86/convert-linked.ll
rm test/tools/dsymutil/X86/op-convert.test
'' + optionalString (stdenv.hostPlatform.system == "armv6l-linux") ''
# Seems to require certain floating point hardware (NEON?)
rm test/ExecutionEngine/frem.ll
'' + ''
patchShebangs test/BugPoint/compile-custom.ll.py
'';
# hacky fix: created binaries need to be run before installation
preBuild = ''
mkdir -p $out/
ln -sv $PWD/lib $out
'';
# E.g. mesa.drivers use the build-id as a cache key (see #93946):
LDFLAGS = optionalString (enableSharedLibraries && !stdenv.isDarwin) "-Wl,--build-id=sha1";
cmakeFlags = with stdenv; [
"-DLLVM_INSTALL_CMAKE_DIR=${placeholder "dev"}/lib/cmake/llvm/"
"-DCMAKE_BUILD_TYPE=${if debugVersion then "Debug" else "Release"}"
"-DLLVM_BUILD_TESTS=${if stdenv.targetPlatform.isMinGW then "OFF" else "ON"}"
"-DLLVM_HOST_TRIPLE=${stdenv.hostPlatform.config}"
"-DLLVM_DEFAULT_TARGET_TRIPLE=${stdenv.hostPlatform.config}"
"-DLLVM_ENABLE_UNWIND_TABLES=OFF"
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"-DLLVM_ENABLE_THREADS=OFF"
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"-DLLVM_INCLUDE_BENCHMARKS=OFF"
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"-DLLVM_BUILD_TOOLS=OFF"
"-DLLVM_TARGETS_TO_BUILD=X86;ARM;RISCV"
] ++ optionals enableSharedLibraries [
"-DLLVM_LINK_LLVM_DYLIB=ON"
] ++ optionals enableManpages [
"-DLLVM_BUILD_DOCS=ON"
"-DLLVM_ENABLE_SPHINX=ON"
"-DSPHINX_OUTPUT_MAN=ON"
"-DSPHINX_OUTPUT_HTML=OFF"
"-DSPHINX_WARNINGS_AS_ERRORS=OFF"
] ++ optionals (!isDarwin && !stdenv.targetPlatform.isMinGW) [
"-DLLVM_BINUTILS_INCDIR=${libbfd.dev}/include"
] ++ optionals isDarwin [
"-DLLVM_ENABLE_LIBCXX=ON"
"-DCAN_TARGET_i386=false"
] ++ optionals (stdenv.hostPlatform != stdenv.buildPlatform) [
"-DCMAKE_CROSSCOMPILING=True"
(
let
nativeCC = pkgsBuildBuild.targetPackages.stdenv.cc;
nativeBintools = nativeCC.bintools.bintools;
nativeToolchainFlags = [
"-DCMAKE_C_COMPILER=${nativeCC}/bin/${nativeCC.targetPrefix}cc"
"-DCMAKE_CXX_COMPILER=${nativeCC}/bin/${nativeCC.targetPrefix}c++"
"-DCMAKE_AR=${nativeBintools}/bin/${nativeBintools.targetPrefix}ar"
"-DCMAKE_STRIP=${nativeBintools}/bin/${nativeBintools.targetPrefix}strip"
"-DCMAKE_RANLIB=${nativeBintools}/bin/${nativeBintools.targetPrefix}ranlib"
];
in "-DCROSS_TOOLCHAIN_FLAGS_NATIVE:list=${lib.concatStringsSep ";" nativeToolchainFlags}"
)
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] ++ extraCmakeFlags;
postBuild = ''
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make llvm-config
rm -fR $out
'';
preCheck = ''
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH''${LD_LIBRARY_PATH:+:}$PWD/lib
'';
postInstall = ''
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cp bin/llvm-config $out/bin
mkdir -p $python/share
mv $out/share/opt-viewer $python/share/opt-viewer
moveToOutput "bin/llvm-config*" "$dev"
substituteInPlace "$dev/lib/cmake/llvm/LLVMExports-${if debugVersion then "debug" else "release"}.cmake" \
--replace "\''${_IMPORT_PREFIX}/lib/lib" "$lib/lib/lib" \
--replace "$out/bin/llvm-config" "$dev/bin/llvm-config"
substituteInPlace "$dev/lib/cmake/llvm/LLVMConfig.cmake" \
--replace 'set(LLVM_BINARY_DIR "''${LLVM_INSTALL_PREFIX}")' 'set(LLVM_BINARY_DIR "''${LLVM_INSTALL_PREFIX}'"$lib"'")'
''
+ optionalString (stdenv.isDarwin && enableSharedLibraries) ''
ln -s $lib/lib/libLLVM.dylib $lib/lib/libLLVM-${shortVersion}.dylib
ln -s $lib/lib/libLLVM.dylib $lib/lib/libLLVM-${release_version}.dylib
''
+ optionalString (stdenv.buildPlatform != stdenv.hostPlatform) ''
cp NATIVE/bin/llvm-config $dev/bin/llvm-config-native
'';
doCheck = false; # the ABI change breaks RISC-V FP tests
checkTarget = "check-all";
requiredSystemFeatures = [ "big-parallel" ];
meta = {
homepage = "https://llvm.org/";
description = "A collection of modular and reusable compiler and toolchain technologies";
longDescription = ''
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. The name "LLVM" itself is not an acronym; it
is the full name of the project.
LLVM began as a research project at the University of Illinois, with the
goal of providing a modern, SSA-based compilation strategy capable of
supporting both static and dynamic compilation of arbitrary programming
languages. Since then, LLVM has grown to be an umbrella project consisting
of a number of subprojects, many of which are being used in production by
a wide variety of commercial and open source projects as well as being
widely used in academic research. Code in the LLVM project is licensed
under the "Apache 2.0 License with LLVM exceptions".
'';
};
} // lib.optionalAttrs enableManpages {
pname = "llvm-manpages";
buildPhase = ''
make docs-llvm-man
'';
propagatedBuildInputs = [];
installPhase = ''
make -C docs install
'';
postPatch = null;
postInstall = null;
outputs = [ "out" ];
doCheck = false;
meta = {
description = "man pages for LLVM ${version}";
};
})