tests: Convert lavf pixfmt conversion tests to non-legacy test scripts
[libav.git] / libavutil / aarch64 / neontest.h
1 /*
2 * check NEON registers for clobbering
3 * Copyright (c) 2008 Ramiro Polla <ramiro.polla@gmail.com>
4 * Copyright (c) 2013 Martin Storsjo
5 *
6 * This file is part of Libav.
7 *
8 * Libav is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * Libav is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with Libav; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23 #include <inttypes.h>
24 #include <stdint.h>
25 #include <stdlib.h>
26 #include <stdarg.h>
27 #include <string.h>
28
29 #include "libavutil/bswap.h"
30
31 #define storeneonregs(mem) \
32 __asm__ volatile( \
33 "stp d8, d9, [%0]\n\t" \
34 "stp d10, d11, [%0, #16]\n\t" \
35 "stp d12, d13, [%0, #32]\n\t" \
36 "stp d14, d15, [%0, #48]\n\t" \
37 :: "r"(mem) : "memory")
38
39 #define testneonclobbers(func, ctx, ...) \
40 uint64_t neon[2][8]; \
41 int ret; \
42 storeneonregs(neon[0]); \
43 ret = __real_ ## func(ctx, __VA_ARGS__); \
44 storeneonregs(neon[1]); \
45 if (memcmp(neon[0], neon[1], sizeof(neon[0]))) { \
46 int i; \
47 av_log(ctx, AV_LOG_ERROR, \
48 "NEON REGS CLOBBERED IN %s!\n", #func); \
49 for (i = 0; i < 8; i ++) \
50 if (neon[0][i] != neon[1][i]) { \
51 av_log(ctx, AV_LOG_ERROR, \
52 "d%-2d = %016"PRIx64"\n", \
53 8 + i, av_bswap64(neon[0][i])); \
54 av_log(ctx, AV_LOG_ERROR, \
55 " -> %016"PRIx64"\n", \
56 av_bswap64(neon[1][i])); \
57 } \
58 abort(); \
59 } \
60 return ret
61
62 #define wrap(func) \
63 int __real_ ## func; \
64 int __wrap_ ## func; \
65 int __wrap_ ## func