home *** CD-ROM | disk | FTP | other *** search
/ Power-Programmierung / CD1.mdf / assemblr / library / zenlib / lst4_8.asm < prev    next >
Encoding:
Assembly Source File  |  1990-02-15  |  250 b   |  14 lines
  1. ;
  2. ; *** Listing 4-8 ***
  3. ;
  4. ; Measures the performance of repeated SUB AL,AL instructions,
  5. ; which take 3 cycles each according to Intel's official
  6. ; specifications.
  7. ;
  8.     sub    ax,ax
  9.     call    ZTimerOn
  10.     rept    1000
  11.     sub    al,al
  12.     endm
  13.     call    ZTimerOff
  14.