msp430_disas.h

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// SPDX-FileCopyrightText: 2014 Fedor Sakharov <fedor.sakharov@gmail.com>
// SPDX-FileCopyrightText: 2015 Mauro Matteo Cascella <mauromatteo.cascella@gmail.com>
// SPDX-FileCopyrightText: 2016 Mitchell Johnson <ehntoo@gmail.com>
// SPDX-FileCopyrightText: 2018 Neven Sajko <nsajko@gmail.com>
// SPDX-License-Identifier: LGPL-3.0-only
 
#ifndef MSP430_DISAS_H
#define MSP430_DISAS_H
 
enum msp430_oneop_opcodes {
    MSP430_RRC,
    MSP430_SWPB,
    MSP430_RRA,
    MSP430_SXT,
    MSP430_PUSH,
    MSP430_CALL,
    MSP430_RETI,
    MSP430_UNUSED,
};
 
enum msp430_jumps {
    MSP430_JNE,
    MSP430_JEQ,
    MSP430_JNC,
    MSP430_JC,
    MSP430_JN,
    MSP430_JGE,
    MSP430_JL,
    MSP430_JMP,
};
 
enum msp430_twoop_opcodes {
    MSP430_JMP_OPC = 0x1,
    MSP430_MOV = 0x4,
    MSP430_ADD,
    MSP430_ADDC,
    MSP430_SUBC,
    MSP430_SUB,
    MSP430_CMP,
    MSP430_DADD,
    MSP430_BIT,
    MSP430_BIC,
    MSP430_BIS,
    MSP430_XOR,
    MSP430_AND,
};
 
enum msp430_addr_modes {
    MSP430_DIRECT,
    MSP430_INDEXED,
    MSP430_INDIRECT,
    MSP430_INDIRECT_INC,
};
 
enum msp430_cmd_type {
    MSP430_ONEOP,
    MSP430_TWOOP,
    MSP430_JUMP,
    MSP430_INV,
};
 
enum msp430_registers {
    MSP430_PC,
    MSP430_SP,
    MSP430_SR,
    MSP430_R3,
    MSP430_R4,
    MSP430_R5,
    MSP430_R6,
    MSP430_R7,
    MSP430_R8,
    MSP430_R9,
    MSP430_R10,
    MSP430_R11,
    MSP430_R12,
    MSP430_R13,
    MSP430_R14,
    MSP430_R15,
};
 
struct msp430_cmd {
    ut8 type;
    ut8 opcode;
    st16 jmp_addr;
    ut16 call_addr;
    ut8 jmp_cond;
 
    // Null-delimited string representation of an assembly operation mnemonic.
    // Length of array: 'i', 'n', 'v', 'a', 'l', 'i', 'd', '\0'
    // (This is longer than any real assembly mnemonic.)
    char instr[7 + 1];
 
    // Null-delimited string representation of assembly operands.
    // Length of array: 2 * ('0', 'x', 4-digit hexadecimal numeral, '(', 'r', 2-digit
    // decimal numeral, ')'), ',', ' ', '\0'
    char operands[2 * (2 + 4 + 2 + 3) + 2 + 1];
};
 
int msp430_decode_command(const ut8 *instr, int len, struct msp430_cmd *cmd);
#endif /* MSP430_DISAS_H */