version = "20.1.0"
revision = 1
description = "LLVM compiler infrastructure with clang and lld"
license = "Apache-2.0 WITH LLVM-exception"
url = "https://llvm.org/"
source = tarball(
    url=f"https://github.com/llvm/llvm-project/releases/download/llvmorg-{version}/llvm-project-{version}.src.tar.xz",
    sha256="4579051e3c255fb4bb795d54324f5a7f3ef79bd9181e44293d7ee9a7f62aad9a",
)
host_deps = ["binutils"]


def configure(self):
    self.run(
        "cmake",
        "-S",
        self.source_dir / "llvm",
        "-B",
        self.build_dir,
        "-G",
        "Ninja",
        "-DCMAKE_BUILD_TYPE=Release",
        f"-DCMAKE_INSTALL_PREFIX={self.prefix}",
        "-DLLVM_ENABLE_PROJECTS=clang;clang-tools-extra;lld",
        "-DLLVM_ENABLE_RUNTIMES=compiler-rt",
        "-DLLVM_TARGETS_TO_BUILD=X86;AArch64;RISCV",
        f"-DLLVM_DEFAULT_TARGET_TRIPLE={self.triple}",
        f"-DLLVM_HOST_TRIPLE={self.triple}",
        "-DLLVM_ENABLE_LIBXML2=OFF",
        "-DLLVM_ENABLE_LIBEDIT=OFF",
        "-DLLVM_ENABLE_TERMINFO=OFF",
        "-DLLVM_ENABLE_ASSERTIONS=OFF",
        "-DLLVM_ENABLE_PIC=ON",
        "-DLLVM_BUILD_LLVM_DYLIB=ON",
        "-DLLVM_LINK_LLVM_DYLIB=ON",
        "-DLLVM_INSTALL_UTILS=ON",
        "-DLLVM_INCLUDE_TESTS=OFF",
        "-DLLVM_INCLUDE_EXAMPLES=OFF",
        "-DLLVM_INCLUDE_BENCHMARKS=OFF",
        "-DCLANG_DEFAULT_LINKER=lld",
        "-DCLANG_DEFAULT_RTLIB=compiler-rt",
        "-DCLANG_DEFAULT_CXX_STDLIB=libstdc++",
        env={
            "CFLAGS": self.profile["host_cflags"],
            "CXXFLAGS": self.profile["host_cxxflags"],
            "LDFLAGS": self.profile["host_ldflags"],
        },
    )


def build(self):
    self.run("cmake", "--build", self.build_dir, f"-j{self.jobs}")


def install(self):
    self.run("cmake", "--install", self.build_dir, env={"DESTDIR": str(self.dest_dir)})