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// Copyright 2023 Google LLC
//
// 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 CPU_FEATURES_INCLUDE_CPUINFO_LOONGARCH_H_
#define CPU_FEATURES_INCLUDE_CPUINFO_LOONGARCH_H_
#include "cpu_features_cache_info.h"
#include "cpu_features_macros.h"
#if !defined(CPU_FEATURES_ARCH_LOONGARCH)
#error "Including cpuinfo_loongarch.h from a non-loongarch target."
#endif
CPU_FEATURES_START_CPP_NAMESPACE
typedef struct {
// Base
int CPUCFG : 1; // Instruction for Identify CPU Features
// Extension
int LAM : 1; // Extension for Atomic Memory Access Instructions
int UAL : 1; // Extension for Non-Aligned Memory Access
int FPU : 1; // Extension for Basic Floating-Point Instructions
int LSX : 1; // Extension for Loongson SIMD eXtension
int LASX : 1; // Extension for Loongson Advanced SIMD eXtension
int CRC32 : 1; // Extension for Cyclic Redundancy Check Instructions
int COMPLEX : 1; // Extension for Complex Vector Operation Instructions
int CRYPTO : 1; // Extension for Encryption And Decryption Vector Instructions
int LVZ : 1; // Extension for Virtualization
int LBT_X86 : 1; // Extension for X86 Binary Translation Extension
int LBT_ARM : 1; // Extension for ARM Binary Translation Extension
int LBT_MIPS : 1; // Extension for MIPS Binary Translation Extension
int PTW : 1; // Extension for Page Table Walker
} LoongArchFeatures;
typedef struct {
LoongArchFeatures features;
} LoongArchInfo;
typedef enum {
LOONGARCH_CPUCFG,
LOONGARCH_LAM,
LOONGARCH_UAL,
LOONGARCH_FPU,
LOONGARCH_LSX,
LOONGARCH_LASX,
LOONGARCH_CRC32,
LOONGARCH_COMPLEX,
LOONGARCH_CRYPTO,
LOONGARCH_LVZ,
LOONGARCH_LBT_X86,
LOONGARCH_LBT_ARM,
LOONGARCH_LBT_MIPS,
LOONGARCH_PTW,
LOONGARCH_LAST_,
} LoongArchFeaturesEnum;
LoongArchInfo GetLoongArchInfo(void);
int GetLoongArchFeaturesEnumValue(const LoongArchFeatures* features,
LoongArchFeaturesEnum value);
const char* GetLoongArchFeaturesEnumName(LoongArchFeaturesEnum);
CPU_FEATURES_END_CPP_NAMESPACE
#endif // CPU_FEATURES_INCLUDE_CPUINFO_LOONGARCH_H_
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