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Assembly Source File  |  1990-02-15  |  203 b   |  12 lines
  1. ;
  2. ; *** Listing 4-4 ***
  3. ;
  4. ; Measures the performance of reading 1000 words
  5. ; from memory with 2000 byte-sized accesses.
  6. ;
  7.     sub    si,si
  8.     mov    cx,2000
  9.     call    ZTimerOn
  10.     rep    lodsb
  11.     call    ZTimerOff
  12.