| // Copyright 2017 Google Inc. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef THIRD_PARTY_CPU_FEATURES_INCLUDE_CPUINFO_AARCH64_H_ |
| #define THIRD_PARTY_CPU_FEATURES_INCLUDE_CPUINFO_AARCH64_H_ |
| |
| #include "cpu_features_macros.h" |
| |
| START_CPP_NAMESPACE |
| |
| typedef struct { |
| int fp : 1; // Floating-point. |
| int asimd : 1; // Advanced SIMD. |
| int aes : 1; // Hardware-accelerated Advanced Encryption Standard. |
| int pmull : 1; // Polynomial multiply long. |
| int sha1 : 1; // Hardware-accelerated SHA1. |
| int sha2 : 1; // Hardware-accelerated SHA2-256. |
| int crc32 : 1; // Hardware-accelerated CRC-32. |
| |
| // Make sure to update Aarch64FeaturesEnum below if you add a field here. |
| } Aarch64Features; |
| |
| typedef struct { |
| Aarch64Features features; |
| int implementer; |
| int variant; |
| int part; |
| int revision; |
| } Aarch64Info; |
| |
| Aarch64Info GetAarch64Info(void); |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // Introspection functions |
| |
| typedef enum { |
| AARCH64_FP, |
| AARCH64_ASIMD, |
| AARCH64_AES, |
| AARCH64_PMULL, |
| AARCH64_SHA1, |
| AARCH64_SHA2, |
| AARCH64_CRC32, |
| AARCH64_LAST_, |
| } Aarch64FeaturesEnum; |
| |
| int GetAarch64FeaturesEnumValue(const Aarch64Features* features, |
| Aarch64FeaturesEnum value); |
| |
| const char* GetAarch64FeaturesEnumName(Aarch64FeaturesEnum); |
| |
| END_CPP_NAMESPACE |
| |
| #endif // THIRD_PARTY_CPU_FEATURES_INCLUDE_CPUINFO_AARCH64_H_ |