1 // Copyright 2017 Google LLC 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef CPU_FEATURES_INCLUDE_CPUINFO_MIPS_H_ 16 #define CPU_FEATURES_INCLUDE_CPUINFO_MIPS_H_ 17 18 #include "cpu_features_cache_info.h" 19 #include "cpu_features_macros.h" 20 21 CPU_FEATURES_START_CPP_NAMESPACE 22 23 typedef struct { 24 int msa : 1; // MIPS SIMD Architecture 25 // https://www.mips.com/products/architectures/ase/simd/ 26 int eva : 1; // Enhanced Virtual Addressing 27 // https://www.mips.com/products/architectures/mips64/ 28 int r6 : 1; // True if is release 6 of the processor. 29 int mips16 : 1; // Compressed instructions 30 int mdmx : 1; // MIPS Digital Media Extension 31 int mips3d : 1; // 3D graphics acceleration 32 // MIPS(r) Architecture for Programmers, Volume IV-c 33 int smart : 1; // Smart-card cryptography 34 // MIPS(r) Architecture for Programmers, Volume IV-d 35 int dsp : 1; // Digital Signal Processing 36 // MIPS(r) Architecture for Programmers, Volume IV-e 37 // https://www.mips.com/products/architectures/ase/dsp/ 38 39 // Make sure to update MipsFeaturesEnum below if you add a field here. 40 } MipsFeatures; 41 42 typedef struct { 43 MipsFeatures features; 44 } MipsInfo; 45 46 MipsInfo GetMipsInfo(void); 47 48 //////////////////////////////////////////////////////////////////////////////// 49 // Introspection functions 50 51 typedef enum { 52 MIPS_MSA, 53 MIPS_EVA, 54 MIPS_R6, 55 MIPS_MIPS16, 56 MIPS_MDMX, 57 MIPS_MIPS3D, 58 MIPS_SMART, 59 MIPS_DSP, 60 MIPS_LAST_, 61 } MipsFeaturesEnum; 62 63 int GetMipsFeaturesEnumValue(const MipsFeatures* features, 64 MipsFeaturesEnum value); 65 66 const char* GetMipsFeaturesEnumName(MipsFeaturesEnum); 67 68 CPU_FEATURES_END_CPP_NAMESPACE 69 70 #if !defined(CPU_FEATURES_ARCH_MIPS) 71 #error "Including cpuinfo_mips.h from a non-mips target." 72 #endif 73 74 #endif // CPU_FEATURES_INCLUDE_CPUINFO_MIPS_H_ 75