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/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef VPX_VPX_PORTS_ARM_H_
#define VPX_VPX_PORTS_ARM_H_
#include <stdlib.h>
#include "vpx_config.h"
#ifdef __cplusplus
extern "C" {
#endif
// Armv7-A optional Neon instructions, mandatory from Armv8.0-A.
#define HAS_NEON (1 << 0)
// Armv8.2-A optional Neon dot-product instructions, mandatory from Armv8.4-A.
#define HAS_NEON_DOTPROD (1 << 1)
// Armv8.2-A optional Neon i8mm instructions, mandatory from Armv8.6-A.
#define HAS_NEON_I8MM (1 << 2)
// Armv8.2-A optional SVE instructions, mandatory from Armv9.0-A.
#define HAS_SVE (1 << 3)
// Armv9.0-A SVE2 instructions.
#define HAS_SVE2 (1 << 4)
int arm_cpu_caps(void);
// Earlier gcc compilers have issues with some neon intrinsics
#if !defined(__clang__) && defined(__GNUC__) && __GNUC__ == 4 && \
__GNUC_MINOR__ <= 6
#define VPX_INCOMPATIBLE_GCC
#endif
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VPX_VPX_PORTS_ARM_H_