1f8da88d7SSong Gao /* SPDX-License-Identifier: GPL-2.0-or-later */ 2f8da88d7SSong Gao /* 3f8da88d7SSong Gao * LoongArch translation routines. 4f8da88d7SSong Gao * 5f8da88d7SSong Gao * Copyright (c) 2021 Loongson Technology Corporation Limited 6f8da88d7SSong Gao */ 7f8da88d7SSong Gao 8f8da88d7SSong Gao #ifndef TARGET_LOONGARCH_TRANSLATE_H 9f8da88d7SSong Gao #define TARGET_LOONGARCH_TRANSLATE_H 10f8da88d7SSong Gao 11f8da88d7SSong Gao #include "exec/translator.h" 12f8da88d7SSong Gao 13ec3a9518SSong Gao #define TRANS(NAME, AVAIL, FUNC, ...) \ 14143d6785SSong Gao static bool trans_##NAME(DisasContext *ctx, arg_##NAME * a) \ 15ec3a9518SSong Gao { return avail_##AVAIL(ctx) && FUNC(ctx, a, __VA_ARGS__); } 16ec3a9518SSong Gao 17ec3a9518SSong Gao #define avail_ALL(C) true 18c0c0461eSSong Gao #define avail_64(C) (FIELD_EX32((C)->cpucfg1, CPUCFG1, ARCH) == \ 19c0c0461eSSong Gao CPUCFG1_ARCH_LA64) 2095e2ca24SSong Gao #define avail_FP(C) (FIELD_EX32((C)->cpucfg2, CPUCFG2, FP)) 2195e2ca24SSong Gao #define avail_FP_SP(C) (FIELD_EX32((C)->cpucfg2, CPUCFG2, FP_SP)) 2295e2ca24SSong Gao #define avail_FP_DP(C) (FIELD_EX32((C)->cpucfg2, CPUCFG2, FP_DP)) 2370c8d5eaSSong Gao #define avail_LSPW(C) (FIELD_EX32((C)->cpucfg2, CPUCFG2, LSPW)) 24b139ddf1SSong Gao #define avail_LAM(C) (FIELD_EX32((C)->cpucfg2, CPUCFG2, LAM)) 25ebf288b4SSong Gao #define avail_LSX(C) (FIELD_EX32((C)->cpucfg2, CPUCFG2, LSX)) 26cf61aef3SSong Gao #define avail_LASX(C) (FIELD_EX32((C)->cpucfg2, CPUCFG2, LASX)) 27a380c6f1SSong Gao #define avail_IOCSR(C) (FIELD_EX32((C)->cpucfg1, CPUCFG1, IOCSR)) 28*256df51eSWANG Rui #define avail_CRC(C) (FIELD_EX32((C)->cpucfg1, CPUCFG1, CRC)) 29143d6785SSong Gao 30143d6785SSong Gao /* 31143d6785SSong Gao * If an operation is being performed on less than TARGET_LONG_BITS, 32143d6785SSong Gao * it may require the inputs to be sign- or zero-extended; which will 33143d6785SSong Gao * depend on the exact operation being performed. 34143d6785SSong Gao */ 35143d6785SSong Gao typedef enum { 36143d6785SSong Gao EXT_NONE, 37143d6785SSong Gao EXT_SIGN, 38143d6785SSong Gao EXT_ZERO, 39143d6785SSong Gao } DisasExtend; 40143d6785SSong Gao 41f8da88d7SSong Gao typedef struct DisasContext { 42f8da88d7SSong Gao DisasContextBase base; 43f8da88d7SSong Gao target_ulong page_start; 44f8da88d7SSong Gao uint32_t opcode; 45c8885b88SRui Wang uint16_t mem_idx; 46c8885b88SRui Wang uint16_t plv; 4757b4f1acSSong Gao int vl; /* Vector length */ 48143d6785SSong Gao TCGv zero; 4939665820SJiajie Chen bool la64; /* LoongArch64 mode */ 5039665820SJiajie Chen bool va32; /* 32-bit virtual address */ 51c0c0461eSSong Gao uint32_t cpucfg1; 5295e2ca24SSong Gao uint32_t cpucfg2; 53f8da88d7SSong Gao } DisasContext; 54f8da88d7SSong Gao 55f8da88d7SSong Gao void generate_exception(DisasContext *ctx, int excp); 56f8da88d7SSong Gao 57f8da88d7SSong Gao extern TCGv cpu_gpr[32], cpu_pc; 58f8da88d7SSong Gao extern TCGv_i32 cpu_fscr0; 59f8da88d7SSong Gao extern TCGv_i64 cpu_fpr[32]; 60f8da88d7SSong Gao 61f8da88d7SSong Gao #endif 62