Known issues in MS DUBNA components

[mrupor]

The known bugs are listed in comments to the topic a particular additional tags.

1. Madlen3 miscalculates negative address for ,Z10,

Comments

Known issues in MS Dubna components

[mrupor]

This is particular case and next two with a workaround. If the address of Z10, matches first negative value in symtable, the opcode is generated as Z00. it seems that 15-bit address math is not masked or masked incorrectly.

ТТ BAD CASE       МАDLЕN-3.5  18.05.19 М1 21.30.05   СТР    1

 001L                     ТТ      :  , NАМЕ,      . BAD CASE
 0000 00000 0777                     , Z00 ,0777В
  -   00007 4001                     , Z10 ,-1
 0001 00007 4001                     , Z10 ,77777В
  -   00017 4002                     , Z01 ,-1
 0002 00027 4002                     , Z02 ,-1
               3                     , ЕND ,
 ТАБЛИЦА  ОПИСАНИЙ:
 4000  6464000000000000 0000000040077777 0000000040007777

ТТ                МАDLЕN-3.5  18.05.19 М1 21.30.05   СТР    1

 001L                     ТТ      :  , NАМЕ,
 0000 00000 4001                     , Z00 ,7777В
  -   00100 0000                     , Z10 ,1-1
 0001 00107 4001                     , Z10 ,77777В
  -   00017 4001                     , Z01 ,-1
 0002 00027 4001                     , Z02 ,-1
               3                     , ЕND ,
 ТАБЛИЦА  ОПИСАНИЙ:
 4000  6464000000000000 0000000040007777

ТТ                МАDLЕN-3.5  18.05.19 М1 21.30.05   СТР    1

 001L                     ТТ      :  , NАМЕ,
 0000 00000 4001                     , Z00 ,7777В
  -   00107 4001                     , Z10 ,-1
 0001 00107 4001                     , Z10 ,77777В
  -   00017 4001                     , Z01 ,-1
 0002 00027 4001                     , Z02 ,-1
               3                     , ЕND ,
 ТАБЛИЦА  ОПИСАНИЙ:
 4000  6464000000000000 0000000040007777

Re: Known issues in MS Dubna components

[mrupor]

More details: It is just a problem related to the output of listing. The code is generated correctly:

 *ЕХЕСUТЕ

        РRОGRАМ    01000
        ТТ         01071

- 1071:
0000 7777 0107 7777
0107 7777 0017 7777
0027 7777 0220 0000