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Uso rapido del CPUID

Esempio di codice per l"istruzione MMX CPUID

(by jes)

Breve codice d'esempio per usare l'istruzione MMX CPUID
This article is online from 4330 days and has been seen 6050 times


Processori MMX
Istruzione CPUID

Descrizione : Serve per stabilire se il processore supporta istruzioni MMX

Esempio :

MOV EAX, 1
CPUID
TEST EDX,800000h
JNZ mmx_ok
JMP no_mmx

mmx_ok:
... supporta MMX

no_mmx:
... non supporta MMX



°°°OOO000ooo..1
°°° J E S ...
1..ooo000OOO°°°
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 Tags: easy source, mmx


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