原创菜农将COM接口技术成功植入HotTask51特发贴自贺

 2009-2-17 04:51  2159 4 4 分类: MCU/ 嵌入式

hotpower 发表于 2009-2-17 04:53 侃单片机 ←返回版面

楼主：菜农将COM接口技术成功植入HotTask51特发贴自贺

#include "main.h"

code pHotTaskFUNC pHotTaskTable[] =
{
    TaskInit,
    Task1,
    Task2,
    Task3,
};

void main()
{
unsigned char i;
/*------------------------------------------------------
Keil C51中一个C函数被8种方法调用中一半可用变量调用
-------------------------------------------------------*/
    for(i = 0; i <= 3; i ++)
    {
/*------------------------------------------------------
    方法1.函数指针数组调用函数(C语言)(27个字节)
C:0x0031    E508     MOV      A,0x08
C:0x0033    75F003   MOV      B(0xF0),#0x03
C:0x0036    A4       MUL      AB
C:0x0037    2448     ADD      A,#0x48
C:0x0039    F582     MOV      DPTR(0x82),A
C:0x003B    E4       CLR      A
C:0x003C    3405     ADDC     A,#0x05
C:0x003E    F583     MOV      DPH(0x83),A
C:0x0040    E4       CLR      A
C:0x0041    7401     MOV      A,#0x01
C:0x0043    93       MOVC     A,@A+DPTR
C:0x0044    FA       MOV      R2,A
C:0x0045    7402     MOV      A,#0x02
C:0x0047    93       MOVC     A,@A+DPTR
C:0x0048    F9       MOV      R1,A
C:0x0049    12055C   LCALL    C?ICALL(C:055C)
-------------------------------------------------------*/
        pHotTaskTable();//
/*------------------------------------------------------
    方法5.函数指针数组调用函数(C语言HotIns.h/c和COM接口)(18个字节)
C:0x004C    E508     MOV      A,0x08
C:0x004E    75F003   MOV      B(0xF0),#0x03
C:0x0051    A4       MUL      AB
C:0x0052    243F     ADD      A,#iHotTaskTable(0x3F)
C:0x0054    F8       MOV      R0,A
C:0x0055    08       INC      R0
C:0x0056    E6       MOV      A,@R0
C:0x0057    FA       MOV      R2,A
C:0x0058    08       INC      R0
C:0x0059    E6       MOV      A,@R0
C:0x005A    F9       MOV      R1,A
C:0x005B    12055C   LCALL    C?ICALL(C:055C)
-------------------------------------------------------*/
        _icall_((void *)iHotTaskTable.pVtbl);
/*------------------------------------------------------
    方法6.函数指针数组调用函数(C语言HotIns.h/c和COM接口)(23个字节)
C:0x005E    E508     MOV      A,0x08
C:0x0060    75F003   MOV      B(0xF0),#0x03
C:0x0063    A4       MUL      AB
C:0x0064    243F     ADD      A,#iHotTaskTable(0x3F)
C:0x0066    F8       MOV      R0,A
C:0x0067    08       INC      R0
C:0x0068    E6       MOV      A,@R0
C:0x0069    FA       MOV      R2,A
C:0x006A    08       INC      R0
C:0x006B    E6       MOV      A,@R0
C:0x006C    AE02     MOV      R6,0x02
C:0x006E    8E83     MOV      DPH(0x83),R6
C:0x0070    F582     MOV      DPTR(0x82),A
C:0x0072    120455   LCALL    _reset_code__(C:0455)
-------------------------------------------------------*/
        _intjmp_((unsigned int)iHotTaskTable.pVtbl);
/*------------------------------------------------------
    方法7.函数指针数组调用函数(COM接口函指针数组)(18个字节)
C:0x0075    E508     MOV      A,0x08
C:0x0077    75F003   MOV      B(0xF0),#0x03
C:0x007A    A4       MUL      AB
C:0x007B    243F     ADD      A,#iHotTaskTable(0x3F)
C:0x007D    F8       MOV      R0,A
C:0x007E    08       INC      R0
C:0x007F    E6       MOV      A,@R0
C:0x0080    FA       MOV      R2,A
C:0x0081    08       INC      R0
C:0x0082    E6       MOV      A,@R0
C:0x0083    F9       MOV      R1,A
C:0x0084    12055C   LCALL    C?ICALL(C:055C)
-------------------------------------------------------*/
        iHotTaskTable.pVtbl();
    }

/*------------------------------------------------------
    方法1.函数指针数组调用函数(C语言)          (20个字节)
-------------------------------------------------------*/
    pHotTaskTable[0]();//TaskInit
    pHotTaskTable[1]();//Task1
    pHotTaskTable[2]();//Task2
    pHotTaskTable[3]();//Task3
/*------------------------------------------------------
    方法2.直接地址调用函数(见菜农的HotIns.h/c)(3个字节)
-------------------------------------------------------*/
    _icall_((void *)TaskInit);//TaskInit
    _icall_((void *)Task1);//Task1
    _icall_((void *)Task2);//Task2
    _icall_((void *)Task3);//Task3
/*------------------------------------------------------
    方法3.间接地址调用函数(见菜农的HotIns.h/c) (11个字节)
-------------------------------------------------------*/
    _intjmp_(TaskInit);//TaskInit
    _intjmp_(Task1);//Task1
    _intjmp_(Task2);//Task2
    _intjmp_(Task3);//Task3
/*------------------------------------------------------
    方法4.函数名调用函数(C语言)              (3个字节)
-------------------------------------------------------*/
    TaskInit();//TaskInit
    Task1();//Task1
    Task2();//Task2
    Task3();//Task3
/*------------------------------------------------------
    方法5.函数指针数组调用函数(C语言HotIns.h/c和COM接口)(15个字节)
-------------------------------------------------------*/
    _icall_((void *)iHotTaskTable.pVtbl[0]);//TaskInit
    _icall_((void *)iHotTaskTable.pVtbl[1]);//Task1
    _icall_((void *)iHotTaskTable.pVtbl[2]);//Task2
    _icall_((void *)iHotTaskTable.pVtbl[3]);//Task3
/*------------------------------------------------------
    方法6.函数指针数组调用函数(C语言HotIns.h/c和COM接口)(22个字节)
-------------------------------------------------------*/
    _intjmp_((unsigned int)iHotTaskTable.pVtbl[0]);//TaskInit
    _intjmp_((unsigned int)iHotTaskTable.pVtbl[1]);//Task1
    _intjmp_((unsigned int)iHotTaskTable.pVtbl[2]);//Task2
    _intjmp_((unsigned int)iHotTaskTable.pVtbl[3]);//Task3
/*------------------------------------------------------
    方法7.函数指针数组调用函数(COM接口函指针数组)(15个字节)
-------------------------------------------------------*/
    iHotTaskTable.pVtbl[0]();//TaskInit
    iHotTaskTable.pVtbl[1]();//Task1
    iHotTaskTable.pVtbl[2]();//Task2
    iHotTaskTable.pVtbl[3]();//Task3
/*------------------------------------------------------
    方法8.函数指针数组调用函数(COM接口函指针名)(15个字节)
-------------------------------------------------------*/
    iHotTaskTable.lpVtbl.TaskInit();//TaskInit
    iHotTaskTable.lpVtbl.Task1();//Task1
    iHotTaskTable.lpVtbl.Task2();//Task2
    iHotTaskTable.lpVtbl.Task3();//Task3
    HotTaskStart(TaskInit);//装载根任务
}