nixpkgs/pkgs/development/compilers/llvm/3.8/llvm.nix
Matthew Bauer ead13a3aca llvm: don’t use targetPlatform
LLVM should be target independent because it will work with all
machine types. This is different from GCC where it needs to know what
target to build ahead of time.
2019-02-26 19:45:35 -05:00

117 lines
3.3 KiB
Nix

{ stdenv
, fetch
, fetchpatch
, perl
, groff
, cmake
, python
, libffi
, libbfd
, libxml2
, ncurses
, version
, zlib
, compiler-rt_src
, debugVersion ? false
, enableSharedLibraries ? true
}:
let
src = fetch "llvm" "1ybmnid4pw2hxn12ax5qa5kl1ldfns0njg8533y3mzslvd5cx0kf";
in stdenv.mkDerivation rec {
name = "llvm-${version}";
unpackPhase = ''
unpackFile ${src}
mv llvm-${version}.src llvm
sourceRoot=$PWD/llvm
unpackFile ${compiler-rt_src}
mv compiler-rt-* $sourceRoot/projects/compiler-rt
'';
buildInputs = [ perl groff cmake libxml2 python libffi ];
propagatedBuildInputs = [ ncurses zlib ];
# Fix a segfault in llc
# See http://lists.llvm.org/pipermail/llvm-dev/2016-October/106500.html
patches = [ ./D17533-1.patch ]
++ stdenv.lib.optional (!stdenv.isDarwin) ./fix-llvm-config.patch
++ stdenv.lib.optionals stdenv.hostPlatform.isMusl [
../TLI-musl.patch
../dynamiclibrary-musl.patch
];
# hacky fix: New LLVM releases require a newer macOS SDK than
# 10.9. This is a temporary measure until nixpkgs darwin support is
# updated.
postPatch = stdenv.lib.optionalString stdenv.isDarwin ''
sed -i 's/os_trace(\(.*\)");$/printf(\1\\n");/g' ./projects/compiler-rt/lib/sanitizer_common/sanitizer_mac.cc
substituteInPlace CMakeLists.txt \
--replace 'set(CMAKE_INSTALL_NAME_DIR "@rpath")' "set(CMAKE_INSTALL_NAME_DIR "$out/lib")" \
--replace 'set(CMAKE_INSTALL_RPATH "@executable_path/../lib")' ""
''
+ ''
(
cd projects/compiler-rt
patch -p1 < ${
fetchpatch {
name = "sigaltstack.patch"; # for glibc-2.26
url = https://github.com/llvm-mirror/compiler-rt/commit/8a5e425a68d.diff;
sha256 = "0h4y5vl74qaa7dl54b1fcyqalvlpd8zban2d1jxfkxpzyi7m8ifi";
}
}
)
'';
# hacky fix: created binaries need to be run before installation
preBuild = ''
mkdir -p $out/
ln -sv $PWD/lib $out
'';
cmakeFlags = with stdenv; [
"-DCMAKE_BUILD_TYPE=${if debugVersion then "Debug" else "Release"}"
"-DLLVM_INSTALL_UTILS=ON" # Needed by rustc
"-DLLVM_BUILD_TESTS=ON"
"-DLLVM_ENABLE_FFI=ON"
"-DLLVM_ENABLE_RTTI=ON"
"-DLLVM_HOST_TRIPLE=${stdenv.hostPlatform.config}"
"-DLLVM_DEFAULT_TARGET_TRIPLE=${stdenv.hostPlatform.config}"
"-DTARGET_TRIPLE=${stdenv.hostPlatform.config}"
] ++ stdenv.lib.optional enableSharedLibraries [
"-DLLVM_LINK_LLVM_DYLIB=ON"
] ++ stdenv.lib.optional (!isDarwin)
"-DLLVM_BINUTILS_INCDIR=${libbfd.dev}/include"
++ stdenv.lib.optionals ( isDarwin) [
"-DLLVM_ENABLE_LIBCXX=ON"
"-DCAN_TARGET_i386=false"
] ++ stdenv.lib.optionals stdenv.hostPlatform.isMusl [
# Not yet supported
"-DCOMPILER_RT_BUILD_SANITIZERS=OFF"
"-DCOMPILER_RT_BUILD_XRAY=OFF"
];
postBuild = ''
rm -fR $out
'';
postInstall = stdenv.lib.optionalString (stdenv.isDarwin && enableSharedLibraries) ''
ln -s $out/lib/libLLVM.dylib $out/lib/libLLVM-${version}.dylib
'';
enableParallelBuilding = true;
passthru.src = src;
meta = {
description = "Collection of modular and reusable compiler and toolchain technologies";
homepage = http://llvm.org/;
license = stdenv.lib.licenses.ncsa;
maintainers = with stdenv.lib.maintainers; [ lovek323 raskin ];
platforms = stdenv.lib.platforms.all;
};
}