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Tema 2. Características del Microprocesador 80X86. - UAM

Tema 2. Características del Microprocesador 80X86. - UAM

Tema 2. Características del Microprocesador 80X86. - UAM

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<strong>Tema</strong> <strong>2.</strong> <strong>Características</strong> <strong>del</strong> <strong>Microprocesador</strong><br />

<strong>80X86.</strong><br />

Instrucciones de Push y Pop.<br />

Mnemónico general<br />

PUSH fuente<br />

POP dest<br />

PUSHF<br />

POPF<br />

Código Objeto<br />

51<br />

1E<br />

FF 75 02<br />

59<br />

1F<br />

8F 45 02<br />

9C<br />

9D<br />

Mnemónico<br />

PUSH CX<br />

PUSH DS<br />

PUSH[DI+2]<br />

POP CX<br />

POP DS<br />

POP[DI+2]<br />

PUSHF<br />

POPF<br />

Segmento<br />

Pila<br />

Pila<br />

Pila, datos<br />

Pila<br />

Pila<br />

Datos, pila<br />

Pila<br />

Pila<br />

Operación simbólica<br />

SPSP-2;<br />

[SP+1]CH; [SP]CL<br />

SPSP-2;<br />

[SP+1:SP]DS<br />

SPSP-2;<br />

[SP+1][DI+3]; [SP][DI+2]<br />

CL[SP]; CH[SP+1];<br />

SPSP+2<br />

DS[SP+1:SP];<br />

SPSP+2<br />

[DI+3][SP+1]; [DI+2][SP];<br />

SPSP+2<br />

SPSP-2;<br />

[SP+1:SP] Banderas<br />

Banderas[SP+1:SP];<br />

SPSP+2

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