llvm_7: fix cross-compilation

This commit is contained in:
Jörg Thalheim 2018-12-12 09:21:47 +00:00
parent fd463810ae
commit e84bd8db9f

View file

@ -10,15 +10,17 @@
, version
, release_version
, zlib
, buildPackages
, debugVersion ? false
, enableManpages ? false
, enableSharedLibraries ? true
, targets ? [ stdenv.hostPlatform stdenv.targetPlatform ]
, enableWasm ? true # TODO fold this into `targets` somehow
, enableTargets ? [ stdenv.hostPlatform stdenv.targetPlatform ]
, enablePFM ? !stdenv.isDarwin
}:
let
inherit (stdenv.lib) optional optionals optionalString;
src = fetch "llvm" "08p27wv1pr9ql2zc3f3qkkymci46q7myvh8r5ijippnbwr2gihcb";
# Used when creating a version-suffixed symlink of libLLVM.dylib
@ -38,23 +40,23 @@ in stdenv.mkDerivation (rec {
'';
outputs = [ "out" "python" ]
++ stdenv.lib.optional enableSharedLibraries "lib";
++ optional enableSharedLibraries "lib";
nativeBuildInputs = [ cmake python ]
++ stdenv.lib.optional enableManpages python.pkgs.sphinx;
++ optional enableManpages python.pkgs.sphinx;
buildInputs = [ libxml2 libffi ]
++ stdenv.lib.optional enablePFM libpfm; # exegesis
++ optional enablePFM libpfm; # exegesis
propagatedBuildInputs = [ ncurses zlib ];
postPatch = stdenv.lib.optionalString stdenv.isDarwin ''
postPatch = optionalString stdenv.isDarwin ''
substituteInPlace cmake/modules/AddLLVM.cmake \
--replace 'set(_install_name_dir INSTALL_NAME_DIR "@rpath")' "set(_install_name_dir INSTALL_NAME_DIR "$lib/lib")" \
--replace 'set(_install_rpath "@loader_path/../lib" ''${extra_libdir})' ""
''
# Patch llvm-config to return correct library path based on --link-{shared,static}.
+ stdenv.lib.optionalString (enableSharedLibraries) ''
+ optionalString (enableSharedLibraries) ''
substitute '${./llvm-outputs.patch}' ./llvm-outputs.patch --subst-var lib
patch -p1 < ./llvm-outputs.patch
'' + ''
@ -62,7 +64,7 @@ in stdenv.mkDerivation (rec {
substituteInPlace unittests/Support/CMakeLists.txt \
--replace "Path.cpp" ""
rm unittests/Support/Path.cpp
'' + stdenv.lib.optionalString stdenv.hostPlatform.isMusl ''
'' + optionalString stdenv.hostPlatform.isMusl ''
patch -p1 -i ${../TLI-musl.patch}
substituteInPlace unittests/Support/CMakeLists.txt \
--replace "add_subdirectory(DynamicLibrary)" ""
@ -85,28 +87,26 @@ in stdenv.mkDerivation (rec {
"-DLLVM_ENABLE_RTTI=ON"
"-DLLVM_HOST_TRIPLE=${stdenv.hostPlatform.config}"
"-DLLVM_DEFAULT_TARGET_TRIPLE=${stdenv.targetPlatform.config}"
"-DLLVM_TARGETS_TO_BUILD=${llvmBackendList targets}"
"-DLLVM_TARGETS_TO_BUILD=${llvmBackendList enableTargets}"
"-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD=WebAssembly"
"-DLLVM_ENABLE_DUMP=ON"
]
++ stdenv.lib.optional enableSharedLibraries
] ++ optionals enableSharedLibraries [
"-DLLVM_LINK_LLVM_DYLIB=ON"
++ stdenv.lib.optionals enableManpages [
] ++ optionals enableManpages [
"-DLLVM_BUILD_DOCS=ON"
"-DLLVM_ENABLE_SPHINX=ON"
"-DSPHINX_OUTPUT_MAN=ON"
"-DSPHINX_OUTPUT_HTML=OFF"
"-DSPHINX_WARNINGS_AS_ERRORS=OFF"
]
++ stdenv.lib.optional (!isDarwin)
] ++ optionals (!isDarwin) [
"-DLLVM_BINUTILS_INCDIR=${libbfd.dev}/include"
++ stdenv.lib.optionals (isDarwin) [
] ++ optionals (isDarwin) [
"-DLLVM_ENABLE_LIBCXX=ON"
"-DCAN_TARGET_i386=false"
]
++ stdenv.lib.optional enableWasm
"-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD=WebAssembly"
;
] ++ optionals (stdenv.hostPlatform != stdenv.buildPlatform) [
"-DCMAKE_CROSSCOMPILING=True"
"-DLLVM_TABLEGEN=${buildPackages.llvm_7}/bin/llvm-tblgen"
];
postBuild = ''
rm -fR $out
@ -126,13 +126,13 @@ in stdenv.mkDerivation (rec {
mkdir -p $python/share
mv $out/share/opt-viewer $python/share/opt-viewer
''
+ stdenv.lib.optionalString enableSharedLibraries ''
+ optionalString enableSharedLibraries ''
moveToOutput "lib/libLLVM-*" "$lib"
moveToOutput "lib/libLLVM${stdenv.hostPlatform.extensions.sharedLibrary}" "$lib"
substituteInPlace "$out/lib/cmake/llvm/LLVMExports-${if debugVersion then "debug" else "release"}.cmake" \
--replace "\''${_IMPORT_PREFIX}/lib/libLLVM-" "$lib/lib/libLLVM-"
''
+ stdenv.lib.optionalString (stdenv.isDarwin && enableSharedLibraries) ''
+ optionalString (stdenv.isDarwin && enableSharedLibraries) ''
substituteInPlace "$out/lib/cmake/llvm/LLVMExports-${if debugVersion then "debug" else "release"}.cmake" \
--replace "\''${_IMPORT_PREFIX}/lib/libLLVM.dylib" "$lib/lib/libLLVM.dylib"
ln -s $lib/lib/libLLVM.dylib $lib/lib/libLLVM-${shortVersion}.dylib