RT-Thread finsh源码分析: finsh_ops.h

/* *  operations for finsh shell. * * COPYRIGHT (C) 2006 - 2013, RT-Thread Development Team * *  This file is part of RT-Thread (http://www.rt-thread.org) *  Maintainer: bernard.xiong <bernard.xiong at gmail.com> * *  All rights reserved. * *  This program is free software; you can redistribute it and/or modify *  it under the terms of the GNU General Public License as published by *  the Free Software Foundation; either version 2 of the License, or *  (at your option) any later version. * *  This program is distributed in the hope that it will be useful, *  but WITHOUT ANY WARRANTY; without even the implied warranty of *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the *  GNU General Public License for more details. * *  You should have received a copy of the GNU General Public License along *  with this program; if not, write to the Free Software Foundation, Inc., *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * Change Logs: * Date           Author       Notes * 2010-03-22     Bernard      first version */#ifndef __FINSH_OP_H__#define __FINSH_OP_H__#include "finsh_vm.h"/* * FinC VM specification * Memory * .VAR * * .STACK * * .HEAP * * .TEXT * OP [op1] *///栈计算，操作类型定义#define FINSH_OP_NOOP           0x00/* add @ r1 = r2 + r3 */#define FINSH_OP_ADD_BYTE       0x01#define FINSH_OP_ADD_WORD       0x02#define FINSH_OP_ADD_DWORD      0x03/* sub @ r1 = r2 - r3 */#define FINSH_OP_SUB_BYTE       0x04#define FINSH_OP_SUB_WORD       0x05#define FINSH_OP_SUB_DWORD      0x06/* div @ r1 = r2 / r3 */#define FINSH_OP_DIV_BYTE       0x07#define FINSH_OP_DIV_WORD       0x08#define FINSH_OP_DIV_DWORD      0x09/* mod @ r1 = r2 % r3 */#define FINSH_OP_MOD_BYTE       0x0A#define FINSH_OP_MOD_WORD       0x0B#define FINSH_OP_MOD_DWORD      0x0C/* mul @ r1 = r2 * r3 */#define FINSH_OP_MUL_BYTE       0x0D#define FINSH_OP_MUL_WORD       0x0E#define FINSH_OP_MUL_DWORD      0x0F/* and @ r1 = r2 & r3 */#define FINSH_OP_AND_BYTE       0x10#define FINSH_OP_AND_WORD       0x11#define FINSH_OP_AND_DWORD      0x12/* or  @ r1 = r2 | r3 */#define FINSH_OP_OR_BYTE        0x13#define FINSH_OP_OR_WORD        0x14#define FINSH_OP_OR_DWORD       0x15/* xor @ r1 = r2 ^ r3 */#define FINSH_OP_XOR_BYTE       0x16#define FINSH_OP_XOR_WORD       0x17#define FINSH_OP_XOR_DWORD      0x18/* bw  @ r1 = ~r2 */#define FINSH_OP_BITWISE_BYTE   0x19#define FINSH_OP_BITWISE_WORD   0x1A#define FINSH_OP_BITWISE_DWORD  0x1B/* shl @ r1 = r2 << r3 */#define FINSH_OP_SHL_BYTE       0x1C#define FINSH_OP_SHL_WORD       0x1D#define FINSH_OP_SHL_DWORD      0x1E/* shr @ r1 = r2 >> r3 */#define FINSH_OP_SHR_BYTE       0x1F#define FINSH_OP_SHR_WORD       0x20#define FINSH_OP_SHR_DWORD      0x21/* ld  @ r1 = [r2] */#define FINSH_OP_LD_BYTE        0x22#define FINSH_OP_LD_WORD        0x23#define FINSH_OP_LD_DWORD       0x24#define FINSH_OP_LD_VALUE_BYTE  0x25#define FINSH_OP_LD_VALUE_WORD  0x26#define FINSH_OP_LD_VALUE_DWORD 0x27/* st  @ [r2] = r1 */#define FINSH_OP_ST_BYTE        0x28#define FINSH_OP_ST_WORD        0x29#define FINSH_OP_ST_DWORD       0x2A/* pop */#define FINSH_OP_POP            0x2B/* call r1 @ [r1](stack) */#define FINSH_OP_SYSCALL        0x2Cfinsh_ops.h/* load value from stack */#define FINSH_OP_LD_VALUE_BYTE_STACK    0x2D#define FINSH_OP_LD_VALUE_WORD_STACK    0x2E#define FINSH_OP_LD_VALUE_DWORD_STACK   0x2F/* halt */#define FINSH_OP_HALT           0xFFtypedef void (*op_func)();extern const op_func op_table[];#endif