cpu_internal.h (2620B)
1 /* 2 * This file is part of FFmpeg. 3 * 4 * FFmpeg is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2.1 of the License, or (at your option) any later version. 8 * 9 * FFmpeg is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with FFmpeg; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 19 #ifndef AVUTIL_CPU_INTERNAL_H 20 #define AVUTIL_CPU_INTERNAL_H 21 22 #include "config.h" 23 24 #include "cpu.h" 25 26 #define CPUEXT_SUFFIX(flags, suffix, cpuext) \ 27 (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext)) 28 29 #define CPUEXT_SUFFIX_FAST2(flags, suffix, cpuext, slow_cpuext) \ 30 (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext) && \ 31 !((flags) & AV_CPU_FLAG_ ## slow_cpuext ## SLOW)) 32 33 #define CPUEXT_SUFFIX_SLOW(flags, suffix, cpuext) \ 34 (HAVE_ ## cpuext ## suffix && \ 35 ((flags) & (AV_CPU_FLAG_ ## cpuext | AV_CPU_FLAG_ ## cpuext ## SLOW))) 36 37 #define CPUEXT_SUFFIX_SLOW2(flags, suffix, cpuext, slow_cpuext) \ 38 (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext) && \ 39 ((flags) & (AV_CPU_FLAG_ ## slow_cpuext | AV_CPU_FLAG_ ## slow_cpuext ## SLOW))) 40 41 #define CPUEXT_SUFFIX_FAST(flags, suffix, cpuext) CPUEXT_SUFFIX_FAST2(flags, suffix, cpuext, cpuext) 42 43 #define CPUEXT(flags, cpuext) CPUEXT_SUFFIX(flags, , cpuext) 44 #define CPUEXT_FAST(flags, cpuext) CPUEXT_SUFFIX_FAST(flags, , cpuext) 45 #define CPUEXT_SLOW(flags, cpuext) CPUEXT_SUFFIX_SLOW(flags, , cpuext) 46 47 int ff_get_cpu_flags_mips(void); 48 int ff_get_cpu_flags_aarch64(void); 49 int ff_get_cpu_flags_arm(void); 50 int ff_get_cpu_flags_ppc(void); 51 int ff_get_cpu_flags_riscv(void); 52 int ff_get_cpu_flags_wasm(void); 53 int ff_get_cpu_flags_x86(void); 54 int ff_get_cpu_flags_loongarch(void); 55 56 size_t ff_get_cpu_max_align_mips(void); 57 size_t ff_get_cpu_max_align_aarch64(void); 58 size_t ff_get_cpu_max_align_arm(void); 59 size_t ff_get_cpu_max_align_ppc(void); 60 size_t ff_get_cpu_max_align_wasm(void); 61 size_t ff_get_cpu_max_align_x86(void); 62 size_t ff_get_cpu_max_align_loongarch(void); 63 64 unsigned long ff_getauxval(unsigned long type); 65 66 #endif /* AVUTIL_CPU_INTERNAL_H */