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Showing the changes to libavutil/aarch64 (3 of 4 files). Show all
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| @@ -4,3 +4,5 @@ OBJS += aarch64/cpu.o \ · 3 unmodified lines | |||
| 4 | 4 | ||
| 5 | NEON-OBJS += aarch64/float_dsp_neon.o \ | 5 | NEON-OBJS += aarch64/float_dsp_neon.o \ |
| 6 | aarch64/tx_float_neon.o \ | 6 | aarch64/tx_float_neon.o \ |
| 7 | |||
| 8 | SVE-OBJS += aarch64/cpu_sve.o \ | ||
| @@ -30,4 +30,8 @@ · 29 unmodified lines | |||
| 30 | #define have_sve(flags) CPUEXT(flags, SVE) | 30 | #define have_sve(flags) CPUEXT(flags, SVE) |
| 31 | #define have_sve2(flags) CPUEXT(flags, SVE2) | 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 | #endif /* AVUTIL_AARCH64_CPU_H */ | 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 | ||