main.lst

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C51 COMPILER V6.23a  MAIN                                                                  11/13/2002 23:21:05 PAGE 1   


C51 COMPILER V6.23a, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE main.c LARGE DEBUG OBJECTEXTEND

stmt level    source

   1          #include <REG52.H>                /* special function register declarations   */
   2                                            /* for the intended 8051 derivative         */
   3          
   4          #include <stdio.h>                /* prototype declarations for I/O functions */
   5          
   6          #ifdef MONITOR51                         /* Debugging with Monitor-51 needs   */
              char code reserve [3] _at_ 0x23;         /* space for serial interrupt if     */
              #endif                                   /* Stop Exection with Serial Intr.   */
   9          #define M 3
  10          #define N 4
  11                                                   /* is enabled                        */
  12          /*------------------------------------------------
  13          The main C function.  Program execution starts
  14          here after stack initialization.
  15          ------------------------------------------------*/
  16          void main (void) {
  17   1      
  18   1              float a[M][N];
  19   1              float score1,score2,score3, *pa=a[0];/*指针变量p a 指向二维数组*/
  20   1              /* score1,score2,score3 分别记录三行的数据相加*/
  21   1              int i,j;
  22   1              void fun(float b[][N],float *p1,float *p2,float *p3);
  23   1      /*------------------------------------------------
  24   1      Setup the serial port for 1200 baud at 16MHz.
  25   1      ------------------------------------------------*/
  26   1      #ifndef MONITOR51
  27   1          SCON  = 0x50;                       /* SCON: mode 1, 8-bit UART, enable rcvr      */
  28   1          TMOD |= 0x20;               /* TMOD: timer 1, mode 2, 8-bit reload        */
  29   1          TH1   = 221;                /* TH1:  reload value for 1200 baud @ 16MHz   */
  30   1          TR1   = 1;                  /* TR1:  timer 1 run                          */
  31   1          TI    = 1;                  /* TI:   set TI to send first char of UART    */
  32   1      #endif
  33   1      /*------------------------------------------------
  34   1      Note that an embedded program never exits (because
  35   1      there is no operating system to return to).  It
  36   1      must loop and execute forever.
  37   1      ------------------------------------------------*/
  38   1              for( i = 0 ; i < M ; i++)
  39   1                      for(j=0;j<N; j++)/*二维数组的数据输入*/
  40   1                              scanf("%f",&a[i][j]) ;
  41   1                      fun(pa,&score1,&score2,&score3) ;
*** WARNING C182 IN LINE 41 OF MAIN.C: pointer to different objects
  42   1                      /*函数调用，不仅传递数组首地址，还要传递变量的地址*/
  43   1                      printf("%.2f,%.2f,%.2f\n",score1,score2,score3);
  44   1          while (1) {};
  45   1      }
  46          
  47          
  48          
  49          void fun(float b[][N],float *p1,float *p2,float *p3)
  50          {
  51   1              int i,j;
  52   1              *p1=*p2=*p3=0;
  53   1              for(i=0; i < M ; i++)
  54   1                      for ( j = 0 ; j < N ; j++)
C51 COMPILER V6.23a  MAIN                                                                  11/13/2002 23:21:05 PAGE 2   

  55   1                      {
  56   2                              if(i==0) *p1=*p1+b[i][j];/*第0 行的数据相加*/
  57   2                              if(i==1) *p2=*p2+b[i][j];/*第1 行的数据相加*/
  58   2                              if(i==2) *p3=*p3+b[i][j];/*第2 行的数据相加*/
  59   2                      }
  60   1      }
  61          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    790    ----
   CONSTANT SIZE    =     19    ----
   XDATA SIZE       =   ----      83
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  1 WARNING(S),  0 ERROR(S)