34 lines · cpp
1//===------------- GPU implementation of an exit function -------*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "src/__support/OSUtil/exit.h"10 11#include "src/__support/GPU/utils.h"12#include "src/__support/RPC/rpc_client.h"13#include "src/__support/macros/config.h"14#include "src/__support/macros/properties/architectures.h"15 16namespace LIBC_NAMESPACE_DECL {17namespace internal {18 19[[noreturn]] void exit(int status) {20 // We want to first make sure the server is listening before we exit.21 rpc::Client::Port port = rpc::client.open<LIBC_EXIT>();22 port.send_and_recv([](rpc::Buffer *, uint32_t) {},23 [](rpc::Buffer *, uint32_t) {});24 port.send([&](rpc::Buffer *buffer, uint32_t) {25 reinterpret_cast<uint32_t *>(buffer->data)[0] = status;26 });27 port.close();28 29 gpu::end_program();30}31 32} // namespace internal33} // namespace LIBC_NAMESPACE_DECL34