e01f3.cod

编译原理课程设计 PL/0语言编译程序 c++builder

=== COMPILE PL0 ===
  0 PROGRAM EX01; 
  0 VAR A,B; 
  1 BEGIN 
  2   A:=88; 
  4   B:=11; 
  6  READ(B); 
  8 IF A>B  
 10 THEN  
---------25=25 
 11 A:=100; 
 14 WRITE(A); 
 17 FOR  
 17 A:=1;  
 19 A<32;  
 22 BEGIN WRITE(A);  A:=A*2; END;  
 30 DO 
 30 WRITE(A); 
 34 END. 
  0  JMP   0   1
  1  INI   0   5
  2  LIT   0  88
  3  STO   0   3
  4  LIT   0  11
  5  STO   0   4
  6  OPR   0  16
  7  STO   0   4
  8  LOD   0   3
  9  LOD   0   4
 10  OPR   0  12
 11  JPC   0  14
 12  LIT   0 100
 13  STO   0   3
 14  LOD   0   3
 15  OPR   0  14
 16  OPR   0  15
 17  LIT   0   1
 18  STO   0   3
 19  LOD   0   3
 20  LIT   0  32
 21  OPR   0  10
 22  JPC   0  34
 23  LOD   0   3
 24  OPR   0  14
 25  OPR   0  15
 26  LOD   0   3
 27  LIT   0   2
 28  OPR   0   4
 29  STO   0   3
 30  LOD   0   3
 31  OPR   0  14
 32  OPR   0  15
 33  JMP   0  19
 34  OPR   0   0
~~~ RUN PL0 ~~~
? 54
100
1
2
2
4
4
8
8
16
16
32
~~~ END PL0 ~~~