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ffmpeg/libavutil/aarch64/cpu.h

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aarch64: add cpuflags support for NEON and VFP NEON and VFP are currently mandatory for all ARMv8 profiles. Both are handled as extensions as far as cpuflags are concerned. This is consistent with handling x86_64 which always has SSE2, but still handles it as an extension.
2013-12-10 19:13:32 +00:00
/*
Merge commit 'b7b17ed66e199afc7246e642bf3b35c3f8eca217' * commit 'b7b17ed66e199afc7246e642bf3b35c3f8eca217': aarch64: add cpuflags support for NEON and VFP Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-01-15 13:41:41 +00:00
* This file is part of FFmpeg.
aarch64: add cpuflags support for NEON and VFP NEON and VFP are currently mandatory for all ARMv8 profiles. Both are handled as extensions as far as cpuflags are concerned. This is consistent with handling x86_64 which always has SSE2, but still handles it as an extension.
2013-12-10 19:13:32 +00:00
*
Merge commit 'b7b17ed66e199afc7246e642bf3b35c3f8eca217' * commit 'b7b17ed66e199afc7246e642bf3b35c3f8eca217': aarch64: add cpuflags support for NEON and VFP Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-01-15 13:41:41 +00:00
* FFmpeg is free software; you can redistribute it and/or
aarch64: add cpuflags support for NEON and VFP NEON and VFP are currently mandatory for all ARMv8 profiles. Both are handled as extensions as far as cpuflags are concerned. This is consistent with handling x86_64 which always has SSE2, but still handles it as an extension.
2013-12-10 19:13:32 +00:00
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
Merge commit 'b7b17ed66e199afc7246e642bf3b35c3f8eca217' * commit 'b7b17ed66e199afc7246e642bf3b35c3f8eca217': aarch64: add cpuflags support for NEON and VFP Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-01-15 13:41:41 +00:00
* FFmpeg is distributed in the hope that it will be useful,
aarch64: add cpuflags support for NEON and VFP NEON and VFP are currently mandatory for all ARMv8 profiles. Both are handled as extensions as far as cpuflags are concerned. This is consistent with handling x86_64 which always has SSE2, but still handles it as an extension.
2013-12-10 19:13:32 +00:00
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
Merge commit 'b7b17ed66e199afc7246e642bf3b35c3f8eca217' * commit 'b7b17ed66e199afc7246e642bf3b35c3f8eca217': aarch64: add cpuflags support for NEON and VFP Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-01-15 13:41:41 +00:00
* License along with FFmpeg; if not, write to the Free Software
aarch64: add cpuflags support for NEON and VFP NEON and VFP are currently mandatory for all ARMv8 profiles. Both are handled as extensions as far as cpuflags are concerned. This is consistent with handling x86_64 which always has SSE2, but still handles it as an extension.
2013-12-10 19:13:32 +00:00
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVUTIL_AARCH64_CPU_H
#define AVUTIL_AARCH64_CPU_H
#include "libavutil/cpu.h"
#include "libavutil/cpu_internal.h"
aarch64: add armv8 CPU flag
2014-04-05 11:46:51 +00:00
#define have_armv8(flags) CPUEXT(flags, ARMV8)
aarch64: add cpuflags support for NEON and VFP NEON and VFP are currently mandatory for all ARMv8 profiles. Both are handled as extensions as far as cpuflags are concerned. This is consistent with handling x86_64 which always has SSE2, but still handles it as an extension.
2013-12-10 19:13:32 +00:00
#define have_neon(flags) CPUEXT(flags, NEON)
#define have_vfp(flags) CPUEXT(flags, VFP)
aarch64: Add cpu flags for the dotprod and i8mm extensions Set these available if they are available unconditionally for the compiler. Signed-off-by: Martin Storsjö <martin@martin.st>
2023-05-25 12:29:02 +00:00
#define have_dotprod(flags) CPUEXT(flags, DOTPROD)
#define have_i8mm(flags) CPUEXT(flags, I8MM)
aarch64: Add CPU feature flags for SVE and SVE2 Add code for detecting the feature on Linux and Windows. Signed-off-by: Martin Storsjö <martin@martin.st>
2023-10-12 20:31:33 +00:00
#define have_sve(flags) CPUEXT(flags, SVE)
#define have_sve2(flags) CPUEXT(flags, SVE2)
aarch64: add cpuflags support for NEON and VFP NEON and VFP are currently mandatory for all ARMv8 profiles. Both are handled as extensions as far as cpuflags are concerned. This is consistent with handling x86_64 which always has SSE2, but still handles it as an extension.
2013-12-10 19:13:32 +00:00
aarch64: Print the SVE vector length in libavutil/tests/cpu.c This makes this aspect more visible in test logs. Signed-off-by: Martin Storsjö <martin@martin.st>
2023-12-04 22:09:07 +00:00
#if HAVE_SVE
int ff_aarch64_sve_length(void);
#endif
aarch64: add cpuflags support for NEON and VFP NEON and VFP are currently mandatory for all ARMv8 profiles. Both are handled as extensions as far as cpuflags are concerned. This is consistent with handling x86_64 which always has SSE2, but still handles it as an extension.
2013-12-10 19:13:32 +00:00
#endif /* AVUTIL_AARCH64_CPU_H */