]>
Commit | Line | Data |
---|---|---|
18b4d073 SM |
1 | /* This testcase is part of GDB, the GNU debugger. |
2 | ||
1d506c26 | 3 | Copyright 2022-2024 Free Software Foundation, Inc. |
18b4d073 SM |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
17 | ||
18 | #include "hip/hip_runtime.h" | |
19 | #include <cassert> | |
20 | ||
21 | __global__ void | |
22 | do_an_addition (int a, int b, int *out) | |
23 | { | |
24 | *out = a + b; | |
25 | } | |
26 | ||
27 | int | |
28 | main () | |
29 | { | |
30 | int *result_ptr, result; | |
31 | ||
32 | /* Allocate memory for the device to write the result to. */ | |
33 | hipError_t error = hipMalloc (&result_ptr, sizeof (int)); | |
34 | assert (error == hipSuccess); | |
35 | ||
36 | /* Run `do_an_addition` on one workgroup containing one work item. */ | |
37 | do_an_addition<<<dim3(1), dim3(1), 0, 0>>> (1, 2, result_ptr); | |
38 | ||
39 | /* Copy result from device to host. Note that this acts as a synchronization | |
40 | point, waiting for the kernel dispatch to complete. */ | |
41 | error = hipMemcpyDtoH (&result, result_ptr, sizeof (int)); | |
42 | assert (error == hipSuccess); | |
43 | ||
44 | printf ("result is %d\n", result); | |
45 | assert (result == 3); | |
46 | ||
47 | return 0; | |
48 | } |