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Tema 3: El nivel de lenguaje máquina - Blearning

Tema 3: El nivel de lenguaje máquina - Blearning

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Frecuencia <strong>de</strong> uso <strong>de</strong> los tamaños <strong>de</strong> operandos<br />

Doubleword<br />

Word<br />

Halfword<br />

Byte<br />

0%<br />

0%<br />

0%<br />

7%<br />

19%<br />

31%<br />

• Es importante que las arquitecturas soporten:<br />

– Números enteros <strong>de</strong> 8, 16 y 32 bits.<br />

– Números en punto flotante <strong>de</strong> 32 y 64 bits (estándar IEEE754).<br />

Fundamento <strong>de</strong> Computadores (1º II) Cap 2: <strong>El</strong> <strong>nivel</strong> <strong>de</strong> <strong>lenguaje</strong> <strong>máquina</strong> 26 <strong>de</strong> 64<br />

69%<br />

74%<br />

0% 20% 40% 60% 80%<br />

Frequency of reference by size<br />

Int Avg.<br />

FP Avg.

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