codep2.txt

PL/0语言编译器的实现

0   jmp  0 21
 1   jmp  0 2
 2   int  0 4
 3   lod  1 3
 4   sto  0 3
 5   lod  1 4
 6   sto  1 3
 7   lod  0 3
 8   sto  1 4
 9   opr  0 0
 10   jmp  0 11
 11   int  0 3
 12   lod  1 3
 13   lod  1 3
 14   lod  1 4
 15   opr  0 5
 16   lod  1 4
 17   opr  0 4
 18   opr  0 3
 19   sto  1 3
 20   opr  0 0
 21   int  0 7
 22   lit  0 45
 23   sto  0 3
 24   lit  0 27
 25   sto  0 4
 26   cal  0 11
 27   lod  0 3
 28   lit  0 0
 29   opr  0 9
 30   jpc  0 34
 31   cal  0 2
 32   cal  0 11
 33   jmp  0 27
 34   lod  0 4
 35   sto  0 5
 36   lit  0 45
 37   lit  0 27
 38   opr  0 4
 39   lod  0 5
 40   opr  0 5
 41   sto  0 6
 42   lod  0 5
 43   opr  0 14
 44   lod  0 6
 45   opr  0 14
 46   opr  0 15
 47   opr  0 0