xref: /aosp_15_r20/external/libvpx/vpx_ports/arm.h (revision fb1b10ab9aebc7c7068eedab379b749d7e3900be)
1*fb1b10abSAndroid Build Coastguard Worker /*
2*fb1b10abSAndroid Build Coastguard Worker  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3*fb1b10abSAndroid Build Coastguard Worker  *
4*fb1b10abSAndroid Build Coastguard Worker  *  Use of this source code is governed by a BSD-style license
5*fb1b10abSAndroid Build Coastguard Worker  *  that can be found in the LICENSE file in the root of the source
6*fb1b10abSAndroid Build Coastguard Worker  *  tree. An additional intellectual property rights grant can be found
7*fb1b10abSAndroid Build Coastguard Worker  *  in the file PATENTS.  All contributing project authors may
8*fb1b10abSAndroid Build Coastguard Worker  *  be found in the AUTHORS file in the root of the source tree.
9*fb1b10abSAndroid Build Coastguard Worker  */
10*fb1b10abSAndroid Build Coastguard Worker 
11*fb1b10abSAndroid Build Coastguard Worker #ifndef VPX_VPX_PORTS_ARM_H_
12*fb1b10abSAndroid Build Coastguard Worker #define VPX_VPX_PORTS_ARM_H_
13*fb1b10abSAndroid Build Coastguard Worker #include <stdlib.h>
14*fb1b10abSAndroid Build Coastguard Worker #include "vpx_config.h"
15*fb1b10abSAndroid Build Coastguard Worker 
16*fb1b10abSAndroid Build Coastguard Worker #ifdef __cplusplus
17*fb1b10abSAndroid Build Coastguard Worker extern "C" {
18*fb1b10abSAndroid Build Coastguard Worker #endif
19*fb1b10abSAndroid Build Coastguard Worker 
20*fb1b10abSAndroid Build Coastguard Worker // Armv7-A optional Neon instructions, mandatory from Armv8.0-A.
21*fb1b10abSAndroid Build Coastguard Worker #define HAS_NEON (1 << 0)
22*fb1b10abSAndroid Build Coastguard Worker // Armv8.2-A optional Neon dot-product instructions, mandatory from Armv8.4-A.
23*fb1b10abSAndroid Build Coastguard Worker #define HAS_NEON_DOTPROD (1 << 1)
24*fb1b10abSAndroid Build Coastguard Worker // Armv8.2-A optional Neon i8mm instructions, mandatory from Armv8.6-A.
25*fb1b10abSAndroid Build Coastguard Worker #define HAS_NEON_I8MM (1 << 2)
26*fb1b10abSAndroid Build Coastguard Worker // Armv8.2-A optional SVE instructions, mandatory from Armv9.0-A.
27*fb1b10abSAndroid Build Coastguard Worker #define HAS_SVE (1 << 3)
28*fb1b10abSAndroid Build Coastguard Worker // Armv9.0-A SVE2 instructions.
29*fb1b10abSAndroid Build Coastguard Worker #define HAS_SVE2 (1 << 4)
30*fb1b10abSAndroid Build Coastguard Worker 
31*fb1b10abSAndroid Build Coastguard Worker int arm_cpu_caps(void);
32*fb1b10abSAndroid Build Coastguard Worker 
33*fb1b10abSAndroid Build Coastguard Worker // Earlier gcc compilers have issues with some neon intrinsics
34*fb1b10abSAndroid Build Coastguard Worker #if !defined(__clang__) && defined(__GNUC__) && __GNUC__ == 4 && \
35*fb1b10abSAndroid Build Coastguard Worker     __GNUC_MINOR__ <= 6
36*fb1b10abSAndroid Build Coastguard Worker #define VPX_INCOMPATIBLE_GCC
37*fb1b10abSAndroid Build Coastguard Worker #endif
38*fb1b10abSAndroid Build Coastguard Worker 
39*fb1b10abSAndroid Build Coastguard Worker #ifdef __cplusplus
40*fb1b10abSAndroid Build Coastguard Worker }  // extern "C"
41*fb1b10abSAndroid Build Coastguard Worker #endif
42*fb1b10abSAndroid Build Coastguard Worker 
43*fb1b10abSAndroid Build Coastguard Worker #endif  // VPX_VPX_PORTS_ARM_H_
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