This makes this aspect more visible in test logs.
Unified · Split
| @@ -4,3 +4,5 @@ OBJS += aarch64/cpu.o \ · 3 unmodified lines | ||
| 4 | 4 | |
| 5 | 5 | NEON-OBJS += aarch64/float_dsp_neon.o \ |
| 6 | 6 | aarch64/tx_float_neon.o \ |
| 7 | + | |
| 8 | +SVE-OBJS += aarch64/cpu_sve.o \ | |
| @@ -30,4 +30,8 @@ · 29 unmodified lines | ||
| 30 | 30 | #define have_sve(flags) CPUEXT(flags, SVE) |
| 31 | 31 | #define have_sve2(flags) CPUEXT(flags, SVE2) |
| 32 | 32 | |
| 33 | +#if HAVE_SVE | |
| 34 | +int ff_aarch64_sve_length(void); | |
| 35 | +#endif | |
| 36 | + | |
| 33 | 37 | #endif /* AVUTIL_AARCH64_CPU_H */ |
| @@ -0,0 +1,29 @@ | ||
| 1 | +/* | |
| 2 | + * Copyright (c) 2023 Martin Storsjo | |
| 3 | + * | |
| 4 | + * This file is part of FFmpeg. | |
| 5 | + * | |
| 6 | + * FFmpeg is free software; you can redistribute it and/or | |
| 7 | + * modify it under the terms of the GNU Lesser General Public | |
| 8 | + * License as published by the Free Software Foundation; either | |
| 9 | + * version 2.1 of the License, or (at your option) any later version. | |
| 10 | + * | |
| 11 | + * FFmpeg is distributed in the hope that it will be useful, | |
| 12 | + * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 | + * Lesser General Public License for more details. | |
| 15 | + * | |
| 16 | + * You should have received a copy of the GNU Lesser General Public | |
| 17 | + * License along with FFmpeg; if not, write to the Free Software | |
| 18 | + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 19 | + */ | |
| 20 | + | |
| 21 | +#include "config.h" | |
| 22 | +#include "asm.S" | |
| 23 | + | |
| 24 | +ENABLE_SVE | |
| 25 | + | |
| 26 | +function ff_aarch64_sve_length, export=1 | |
| 27 | + cntb x0 | |
| 28 | + ret | |
| 29 | +endfunc | |
| @@ -23,6 +23,10 @@ · 22 unmodified lines | ||
| 23 | 23 | #include "libavutil/cpu.h" |
| 24 | 24 | #include "libavutil/avstring.h" |
| 25 | 25 | |
| 26 | +#if ARCH_AARCH64 | |
| 27 | +#include "libavutil/aarch64/cpu.h" | |
| 28 | +#endif | |
| 29 | + | |
| 26 | 30 | #if HAVE_UNISTD_H |
| 27 | 31 | #include <unistd.h> |
| 28 | 32 | #endif |
| @@ -161,6 +165,10 @@ int main(int argc, char **argv) · 132 unmodified lines | ||
| 161 | 165 | print_cpu_flags(cpu_flags_raw, "raw"); |
| 162 | 166 | print_cpu_flags(cpu_flags_eff, "effective"); |
| 163 | 167 | printf("threads = %s (cpu_count = %d)\n", threads, cpu_count); |
| 168 | +#if ARCH_AARCH64 | |
| 169 | + if (cpu_flags_raw & AV_CPU_FLAG_SVE) | |
| 170 | + printf("sve_vector_length = %d\n", 8 * ff_aarch64_sve_length()); | |
| 171 | +#endif | |
| 164 | 172 | |
| 165 | 173 | return 0; |
| 166 | 174 | } |