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Assembly Source File  |  1997-06-18  |  246b  |  15 lines
  1. ; Listing 4.2. LST4-2.ASM
  2. ; Measures the performance of a loop which uses a
  3. ; word-sized memory variable as the loop counter.
  4. ;
  5.     jmp    Skip
  6. ;
  7. Counter    dw    100
  8. ;
  9. Skip:
  10.     call    ZTimerOn
  11. LoopTop:
  12.     dec    [Counter]
  13.     jnz    LoopTop
  14.     call    ZTimerOff
  15.