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Jan-Langevad

ForthAssemblyList

Dec 13th, 2024 (edited)
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  1. Line Address Code Instruction Comment
  2. --------------------------------------------------------------
  3. 0001 1000 E2 2A CONSTANT VALUE1 \ Define constant VALUE1 = $2A
  4. 0002 1002 C3 00 10 VARIABLE VAR1 \ Create variable VAR1 pointing to address $0010
  5. 0003 1005 82 2A 42 \ Push literal value 42 onto the data stack
  6. 0004 1006 E2 10 CONSTANT VALUE2 \ Define constant VALUE2 = $10
  7. 0005 1008 A0 12 34 CREATE BUF1 \ Create a buffer BUF1 starting at address $1234
  8. 0006 100B C1 08 DO 8 \ Start a loop from 0 to 7
  9. 100D 91 01 I
  10. 100F A5 +
  11. 1010 C2 01 LOOP
  12. 0007 1012 7B EXIT \ Return to the previous word (like "RTS" in assembly)
  13. 0008 1013 99 DROP \ Drop (remove) the top element from the data stack
  14. 0009 1014 88 DUP \ Duplicate the top element on the data stack
  15. 0010 1015 92 SWAP \ Swap the two topmost elements on the data stack
  16. 0011 1016 84 OVER \ Copy the second element from the top to the top
  17.  
  18.  
  19. P.S. The here shown FORTH code is very bad, but this ChatGPT created illustration shows the general idea
  20.  
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