1 /* 2 * Copyright (c) 2016, Alliance for Open Media. All rights reserved 3 * 4 * This source code is subject to the terms of the BSD 2 Clause License and 5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License 6 * was not distributed with this source code in the LICENSE file, you can 7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open 8 * Media Patent License 1.0 was not distributed with this source code in the 9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent. 10 */ 11 12 #ifndef AOM_AOM_PORTS_ARM_H_ 13 #define AOM_AOM_PORTS_ARM_H_ 14 #include <stdlib.h> 15 16 #include "config/aom_config.h" 17 18 #ifdef __cplusplus 19 extern "C" { 20 #endif 21 22 /*ARMv5TE "Enhanced DSP" instructions.*/ 23 #define HAS_EDSP 0x01 24 /*ARMv6 "Parallel" or "Media" instructions.*/ 25 #define HAS_MEDIA 0x02 26 /*ARMv7 optional NEON instructions.*/ 27 #define HAS_NEON 0x04 28 29 int aom_arm_cpu_caps(void); 30 31 // Earlier gcc compilers have issues with some neon intrinsics 32 #if !defined(__clang__) && defined(__GNUC__) && __GNUC__ == 4 && \ 33 __GNUC_MINOR__ <= 6 34 #define AOM_INCOMPATIBLE_GCC 35 #endif 36 37 #ifdef __cplusplus 38 } // extern "C" 39 #endif 40 41 #endif // AOM_AOM_PORTS_ARM_H_ 42