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https://github.com/FFmpeg/FFmpeg.git
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fe4b9ef69f
Initially used for getauxval() but will be used to add support for other API, such as elf_aux_info(). Signed-off-by: Brad Smith <brad@comstyle.com>
65 lines
2.5 KiB
C
65 lines
2.5 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVUTIL_CPU_INTERNAL_H
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#define AVUTIL_CPU_INTERNAL_H
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#include "config.h"
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#include "cpu.h"
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#define CPUEXT_SUFFIX(flags, suffix, cpuext) \
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(HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext))
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#define CPUEXT_SUFFIX_FAST2(flags, suffix, cpuext, slow_cpuext) \
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(HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext) && \
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!((flags) & AV_CPU_FLAG_ ## slow_cpuext ## SLOW))
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#define CPUEXT_SUFFIX_SLOW(flags, suffix, cpuext) \
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(HAVE_ ## cpuext ## suffix && \
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((flags) & (AV_CPU_FLAG_ ## cpuext | AV_CPU_FLAG_ ## cpuext ## SLOW)))
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#define CPUEXT_SUFFIX_SLOW2(flags, suffix, cpuext, slow_cpuext) \
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(HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext) && \
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((flags) & (AV_CPU_FLAG_ ## slow_cpuext | AV_CPU_FLAG_ ## slow_cpuext ## SLOW)))
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#define CPUEXT_SUFFIX_FAST(flags, suffix, cpuext) CPUEXT_SUFFIX_FAST2(flags, suffix, cpuext, cpuext)
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#define CPUEXT(flags, cpuext) CPUEXT_SUFFIX(flags, , cpuext)
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#define CPUEXT_FAST(flags, cpuext) CPUEXT_SUFFIX_FAST(flags, , cpuext)
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#define CPUEXT_SLOW(flags, cpuext) CPUEXT_SUFFIX_SLOW(flags, , cpuext)
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int ff_get_cpu_flags_mips(void);
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int ff_get_cpu_flags_aarch64(void);
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int ff_get_cpu_flags_arm(void);
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int ff_get_cpu_flags_ppc(void);
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int ff_get_cpu_flags_riscv(void);
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int ff_get_cpu_flags_x86(void);
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int ff_get_cpu_flags_loongarch(void);
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size_t ff_get_cpu_max_align_mips(void);
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size_t ff_get_cpu_max_align_aarch64(void);
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size_t ff_get_cpu_max_align_arm(void);
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size_t ff_get_cpu_max_align_ppc(void);
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size_t ff_get_cpu_max_align_x86(void);
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size_t ff_get_cpu_max_align_loongarch(void);
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unsigned long ff_getauxval(unsigned long type);
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#endif /* AVUTIL_CPU_INTERNAL_H */
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