cr16_disas.h

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// SPDX-FileCopyrightText: 2014 Fedor Sakharov <fedor.sakharov@gmail.com>
// SPDX-License-Identifier: LGPL-3.0-only
 
#ifndef RZ_CR16_DISASM_H
#define RZ_CR16_DISASM_H
 
#define CR16_INSTR_MAXLEN 24
#define STOR_LOAD_MASK    0x181F
 
enum cr16_cmd_types {
    CR16_TYPE_MOV,
    CR16_TYPE_ADD,
    CR16_TYPE_MUL,
    CR16_TYPE_SUB,
    CR16_TYPE_CMP,
    CR16_TYPE_BE,
    CR16_TYPE_BNE,
    CR16_TYPE_AND,
    CR16_TYPE_OR,
    CR16_TYPE_SCOND,
    CR16_TYPE_XOR,
    CR16_TYPE_SHIFT,
    CR16_TYPE_BIT,
    CR16_TYPE_SLPR,
    CR16_TYPE_BCOND,
    CR16_TYPE_BAL,
    CR16_TYPE_BR,
    CR16_TYPE_EXCP,
    CR16_TYPE_JCOND,
    CR16_TYPE_JAL,
    CR16_TYPE_JUMP,
    CR16_TYPE_JUMP_UNK,
    CR16_TYPE_RETX,
    CR16_TYPE_PUSH,
    CR16_TYPE_POP,
    CR16_TYPE_LOAD,
    CR16_TYPE_STOR,
    CR16_TYPE_DI,
    CR16_TYPE_EI,
    CR16_TYPE_NOP,
    CR16_TYPE_WAIT,
    CR16_TYPE_EWAIT,
};
 
struct cr16_cmd {
    st32 reladdr;
    unsigned type;
    char instr[CR16_INSTR_MAXLEN];
    char operands[CR16_INSTR_MAXLEN];
};
 
int cr16_decode_command(const ut8 *instr, struct cr16_cmd *cmd, int len);
 
enum cr16_opcodes {
    CR16_ADD = 0x0,
    CR16_ADDU = 0x1,
    CR16_BITI = 0x2,
    CR16_MUL = 0x3,
    CR16_ASHU = 0x4,
    CR16_LSH = 0x5,
    CR16_XOR = 0x6,
    CR16_CMP = 0x7,
    CR16_AND = 0x8,
    CR16_ADDC = 0x9,
    CR16_BCOND01 = 0xA,
    CR16_TBIT = 0xB,
    CR16_MOV = 0xC,
    CR16_SUB = 0xF,
    CR16_SUBC = 0xD,
    CR16_OR = 0xE,
    CR16_MOVD = 0x19,
    CR16_MULSB = 0x30,
    CR16_MULSW = 0x31,
    CR16_MULUW = 0x3F,
    CR16_MOVXB = 0x34,
    CR16_MOVZB = 0x35,
    CR16_SCOND = 0x37,
    CR16_TBIT_R_R = 0x3B,
    CR16_TBIT_I_R = 0x1B,
    CR16_JUMP = 0x2A,
    CR16_JAL = 0x3A,
    CR16_BAL = 0x1A,
    CR16_LPR = 0x38,
    CR16_SPR = 0x39,
    CR16_BCOND_2 = 0x0A,
    CR16_PUSH = 0xD8,
    CR16_POP = 0xD9,
    CR16_POPRET_1 = 0xDA,
    CR16_POPRET_2 = 0xDB,
    CR16_LOADM = 0xFC,
    CR16_STORM = 0xFD,
};
 
enum cr16_opcodes_long {
    CR16_RETX = 0x79FE,
    CR16_DI = 0x7DDE,
    CR16_EI = 0x7DFE,
    CR16_NOP = 0x0200,
    CR16_WAIT = 0x7FFE,
    CR16_EWAIT = 0x7FD6,
};
 
enum cr16_cmd_forms {
    CR16_I_R = 0x0,
    CR16_R_R = 0x1,
};
 
enum cr16_regs {
    CR16_R0 = 0,
    CR16_R1,
    CR16_R2,
    CR16_R3,
    CR16_R4,
    CR16_R5,
    CR16_R6,
    CR16_R7,
    CR16_R8,
    CR16_R9,
    CR16_R10,
    CR16_R11,
    CR16_R12,
    CR16_R13,
    CR16_RA,
    CR16_SP,
    CR16_LAST,
};
 
enum cr16_dedic_regs {
    CR16_PSR = 0x1,
    CR16_INTBASE = 0x3,
    CR16_ISP = 0xB,
};
 
enum cr16_conds {
    CR16_COND_EQ = 0x0,
    CR16_COND_NE,
    CR16_COND_CS,
    CR16_COND_CC,
    CR16_COND_HI,
    CR16_COND_LS,
    CR16_COND_GT,
    CR16_COND_LE,
    CR16_COND_FS,
    CR16_COND_FC,
    CR16_COND_LO,
    CR16_COND_HS,
    CR16_COND_LT,
    CR16_COND_GE,
};
 
#endif /* CR16_DISASM_H */