codep4.txt

PL/0语言编译器的实现

0   jmp  0 48
 1   jmp  0 13
 2   jmp  0 3
 3   int  0 3
 4   lod  2 3
 5   lod  2 3
 6   lod  2 4
 7   opr  0 5
 8   lod  2 4
 9   opr  0 4
 10   opr  0 3
 11   sto  2 3
 12   opr  0 0
 13   int  0 5
 14   lit  0 1
 15   sto  0 4
 16   lit  0 3
 17   sto  0 3
 18   lod  0 3
 19   lod  1 5
 20   opr  0 10
 21   jpc  0 38
 22   lod  1 5
 23   sto  1 3
 24   lod  0 3
 25   sto  1 4
 26   cal  0 3
 27   lod  1 3
 28   lit  0 0
 29   opr  0 8
 30   jpc  0 33
 31   lit  0 0
 32   sto  0 4
 33   lod  0 3
 34   lit  0 2
 35   opr  0 2
 36   sto  0 3
 37   jmp  0 18
 38   lod  0 4
 39   lit  0 1
 40   opr  0 8
 41   jpc  0 47
 42   lod  1 5
 43   opr  0 14
 44   opr  0 15
 45   lit  0 1
 46   sto  1 7
 47   opr  0 0
 48   int  0 8
 49   lit  0 0
 50   sto  0 7
 51   opr  0 16
 52   sto  0 6
 53   lod  0 6
 54   lit  0 2
 55   opr  0 11
 56   jpc  0 81
 57   lit  0 2
 58   opr  0 14
 59   opr  0 15
 60   lod  0 6
 61   lit  0 2
 62   opr  0 8
 63   jpc  0 66
 64   lit  0 1
 65   sto  0 7
 66   lit  0 3
 67   sto  0 5
 68   lod  0 5
 69   lod  0 6
 70   opr  0 13
 71   jpc  0 78
 72   cal  0 13
 73   lod  0 5
 74   lit  0 2
 75   opr  0 2
 76   sto  0 5
 77   jmp  0 68
 78   opr  0 16
 79   sto  0 6
 80   jmp  0 53
 81   lod  0 7
 82   lit  0 0
 83   opr  0 8
 84   jpc  0 88
 85   lit  0 0
 86   opr  0 14
 87   opr  0 15
 88   opr  0 0