1 | /* glibc-hwcaps subdirectory test. powerpc64le version. |
2 | Copyright (C) 2020-2024 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library 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 GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <stdio.h> |
20 | #include <string.h> |
21 | #include <support/check.h> |
22 | #include <sys/auxv.h> |
23 | #include <sys/param.h> |
24 | |
25 | extern int marker2 (void); |
26 | extern int marker3 (void); |
27 | |
28 | /* Return the POWER level, 8 for the baseline. */ |
29 | static int |
30 | compute_level (void) |
31 | { |
32 | const char *platform = (const char *) getauxval (AT_PLATFORM); |
33 | if (strcmp (platform, "power8" ) == 0) |
34 | return 8; |
35 | if (strcmp (platform, "power9" ) == 0) |
36 | return 9; |
37 | if (strcmp (platform, "power10" ) == 0) |
38 | return 10; |
39 | if (strcmp (platform, "power11" ) == 0) |
40 | return 11; |
41 | printf (format: "warning: unrecognized AT_PLATFORM value: %s\n" , platform); |
42 | /* Assume that the new platform supports POWER11. */ |
43 | return 11; |
44 | } |
45 | |
46 | static int |
47 | do_test (void) |
48 | { |
49 | int level = compute_level (); |
50 | printf (format: "info: detected POWER level: %d\n" , level); |
51 | TEST_COMPARE (marker2 (), MIN (level - 7, 2)); |
52 | TEST_COMPARE (marker3 (), MIN (level - 7, 3)); |
53 | return 0; |
54 | } |
55 | |
56 | #include <support/test-driver.c> |
57 | |