ref: 43df64a9ac32491a25772ac9c678f45b2b7004d2
dir: /vpx_ports/arm.h/
/*
* 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
/*ARMv5TE "Enhanced DSP" instructions.*/
#define HAS_EDSP 0x01
/*ARMv6 "Parallel" or "Media" instructions.*/
#define HAS_MEDIA 0x02
/*ARMv7 optional NEON instructions.*/
#define HAS_NEON 0x04
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_