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2025-10-09 14:15:47 +02:00
{
lib,
stdenv,
llvm_meta,
release_version,
buildLlvmTools,
monorepoSrc,
runCommand,
cmake,
ninja,
libxml2,
libllvm,
version,
devExtraCmakeFlags ? [ ],
}:
stdenv.mkDerivation (finalAttrs: {
pname = "mlir";
inherit version;
doCheck =
(
!stdenv.hostPlatform.isx86_32 # TODO: why
)
&& (!stdenv.hostPlatform.isMusl);
# Blank llvm dir just so relative path works
src = runCommand "${finalAttrs.pname}-src-${version}" { inherit (monorepoSrc) passthru; } ''
mkdir -p "$out"
cp -r ${monorepoSrc}/cmake "$out"
cp -r ${monorepoSrc}/mlir "$out"
cp -r ${monorepoSrc}/third-party "$out/third-party"
mkdir -p "$out/llvm"
'';
sourceRoot = "${finalAttrs.src.name}/mlir";
patches = [
./gnu-install-dirs.patch
];
nativeBuildInputs = [
cmake
ninja
];
buildInputs = [
libllvm
libxml2
];
cmakeFlags = [
(lib.cmakeBool "LLVM_BUILD_TOOLS" true)
# Install headers as well
(lib.cmakeBool "LLVM_INSTALL_TOOLCHAIN_ONLY" false)
(lib.cmakeFeature "MLIR_TOOLS_INSTALL_DIR" "${placeholder "out"}/bin/")
(lib.cmakeBool "LLVM_ENABLE_IDE" false)
(lib.cmakeFeature "MLIR_INSTALL_PACKAGE_DIR" "${placeholder "dev"}/lib/cmake/mlir")
(lib.cmakeFeature "MLIR_INSTALL_CMAKE_DIR" "${placeholder "dev"}/lib/cmake/mlir")
(lib.cmakeBool "LLVM_BUILD_TESTS" finalAttrs.finalPackage.doCheck)
(lib.cmakeBool "LLVM_ENABLE_FFI" true)
(lib.cmakeFeature "LLVM_HOST_TRIPLE" stdenv.hostPlatform.config)
(lib.cmakeFeature "LLVM_DEFAULT_TARGET_TRIPLE" stdenv.hostPlatform.config)
(lib.cmakeBool "LLVM_ENABLE_DUMP" true)
(lib.cmakeFeature "LLVM_TABLEGEN_EXE" "${buildLlvmTools.tblgen}/bin/llvm-tblgen")
(lib.cmakeFeature "MLIR_TABLEGEN_EXE" "${buildLlvmTools.tblgen}/bin/mlir-tblgen")
(lib.cmakeBool "LLVM_BUILD_LLVM_DYLIB" (!stdenv.hostPlatform.isStatic))
]
++ lib.optionals stdenv.hostPlatform.isStatic [
# Disables building of shared libs, -fPIC is still injected by cc-wrapper
(lib.cmakeBool "LLVM_ENABLE_PIC" false)
(lib.cmakeBool "LLVM_BUILD_STATIC" true)
(lib.cmakeBool "LLVM_LINK_LLVM_DYLIB" false)
]
++ devExtraCmakeFlags;
outputs = [
"out"
"dev"
];
requiredSystemFeatures = [ "big-parallel" ];
meta = llvm_meta // {
homepage = "https://mlir.llvm.org/";
description = "Multi-Level IR Compiler Framework";
longDescription = ''
The MLIR project is a novel approach to building reusable and extensible
compiler infrastructure. MLIR aims to address software fragmentation,
improve compilation for heterogeneous hardware, significantly reduce
the cost of building domain specific compilers, and aid in connecting
existing compilers together.
'';
};
})