55 lines
2.3 KiB
Nix
55 lines
2.3 KiB
Nix
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{ lib, stdenv, version, runCommand, monorepoSrc, llvm, buildPackages, buildLlvmTools, ninja, cmake, python3 }:
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stdenv.mkDerivation rec {
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pname = "libclc";
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inherit version;
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src = runCommand "${pname}-src-${version}" {} ''
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mkdir -p "$out"
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cp -r ${monorepoSrc}/cmake "$out"
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cp -r ${monorepoSrc}/${pname} "$out"
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'';
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sourceRoot = "${src.name}/${pname}";
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outputs = [ "out" "dev" ];
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patches = [
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./libclc/libclc-gnu-install-dirs.patch
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];
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# cmake expects all required binaries to be in the same place, so it will not be able to find clang without the patch
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postPatch = ''
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substituteInPlace CMakeLists.txt \
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--replace 'find_program( LLVM_CLANG clang PATHS ''${LLVM_TOOLS_BINARY_DIR} NO_DEFAULT_PATH )' \
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'find_program( LLVM_CLANG clang PATHS "${buildLlvmTools.clang.cc}/bin" NO_DEFAULT_PATH )' \
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--replace 'find_program( LLVM_AS llvm-as PATHS ''${LLVM_TOOLS_BINARY_DIR} NO_DEFAULT_PATH )' \
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'find_program( LLVM_AS llvm-as PATHS "${buildLlvmTools.llvm}/bin" NO_DEFAULT_PATH )' \
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--replace 'find_program( LLVM_LINK llvm-link PATHS ''${LLVM_TOOLS_BINARY_DIR} NO_DEFAULT_PATH )' \
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'find_program( LLVM_LINK llvm-link PATHS "${buildLlvmTools.llvm}/bin" NO_DEFAULT_PATH )' \
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--replace 'find_program( LLVM_OPT opt PATHS ''${LLVM_TOOLS_BINARY_DIR} NO_DEFAULT_PATH )' \
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'find_program( LLVM_OPT opt PATHS "${buildLlvmTools.llvm}/bin" NO_DEFAULT_PATH )' \
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--replace 'find_program( LLVM_SPIRV llvm-spirv PATHS ''${LLVM_TOOLS_BINARY_DIR} NO_DEFAULT_PATH )' \
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'find_program( LLVM_SPIRV llvm-spirv PATHS "${buildPackages.spirv-llvm-translator.override { inherit (buildLlvmTools) llvm; }}/bin" NO_DEFAULT_PATH )'
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'' + lib.optionalString (stdenv.hostPlatform != stdenv.buildPlatform) ''
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substituteInPlace CMakeLists.txt \
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--replace 'COMMAND prepare_builtins' 'COMMAND ${buildLlvmTools.libclc.dev}/bin/prepare_builtins'
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'';
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nativeBuildInputs = [ cmake ninja python3 ];
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buildInputs = [ llvm ];
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strictDeps = true;
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postInstall = ''
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install -Dt $dev/bin prepare_builtins
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'';
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meta = with lib; {
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homepage = "http://libclc.llvm.org/";
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description = "Implementation of the library requirements of the OpenCL C programming language";
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mainProgram = "prepare_builtins";
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license = licenses.mit;
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platforms = platforms.all;
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};
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}
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