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Graphics Programming Black Book (Special Edition)
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chapter4
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lst4-4.asm
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Assembly Source File
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1997-06-18
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201b
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10 lines
; Listing 4.4. LST4-4.ASM
; Measures the performance of reading 1000 words
; from memory with 2000 byte-sized accesses.
;
sub si,si
mov cx,2000
call ZTimerOn
rep lodsb
call ZTimerOff