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-exception
6//
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 internal
33} // namespace LIBC_NAMESPACE_DECL
34

source code of libc/src/__support/OSUtil/gpu/exit.cpp