1//===-- Loader test to check the RPC interface with the loader ------------===//
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 "include/llvm-libc-types/test_rpc_opcodes_t.h"
10#include "src/__support/GPU/utils.h"
11#include "src/__support/RPC/rpc_client.h"
12#include "test/IntegrationTest/test.h"
13
14using namespace LIBC_NAMESPACE;
15
16static void test_add() {
17 uint64_t cnt = gpu::get_lane_id();
18 LIBC_NAMESPACE::rpc::Client::Port port =
19 LIBC_NAMESPACE::rpc::client.open<RPC_TEST_INCREMENT>();
20 port.send_and_recv(
21 [=](LIBC_NAMESPACE::rpc::Buffer *buffer, uint32_t) {
22 reinterpret_cast<uint64_t *>(buffer->data)[0] = cnt;
23 },
24 [&](LIBC_NAMESPACE::rpc::Buffer *buffer, uint32_t) {
25 cnt = reinterpret_cast<uint64_t *>(buffer->data)[0];
26 });
27 port.close();
28 EXPECT_EQ(cnt, gpu::get_lane_id() + 1);
29 EXPECT_EQ(gpu::get_thread_id(), gpu::get_lane_id());
30}
31
32TEST_MAIN(int argc, char **argv, char **envp) {
33 test_add();
34
35 return 0;
36}
37

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source code of libc/test/integration/startup/gpu/rpc_lane_test.cpp