Xchg qhia yog dab tsi?
Xchg qhia yog dab tsi?

Video: Xchg qhia yog dab tsi?

Video: Xchg qhia yog dab tsi?
Video: yog hmoov dab tsi tub huas xyooj 2024, Kaum ib hlis
Anonim

XCHG Instruction , Sib Pauv Integers. Cov XCHG (cov ntaub ntawv sib pauv) kev qhia pauv cov ntsiab lus ntawm ob operands. tsuas yog qhov ntawd XCHG tsis lees txais cov neeg ua haujlwm tam sim ntawd.

Ib yam li ntawd, kev siv Xchg cov lus qhia hauv koj qhov program yog dab tsi?

Instruction XCHG yog siv rau EXCHANGEmemory variables nyob rau hauv cov nram qab no permutations saum toj no. REG stands for Registers (Eg. AX, BX, CX, DX). nco stands rau Variable orAddress.

Ib yam li ntawd, muaj pes tsawg lub voj voog tshuab hauv Xchg qhia? Summary - Yog li no qhia XCHG xav tau 1-Byte, 4- Tshuab voj voog (Opcode Fetch) thiab 4 T-States forexecution raws li qhia nyob rau hauv lub sij hawm daim duab.

Ntxiv mus, lwm yam kev qhia siv rau LEA cov lus qhia yog dab tsi?

Cov LEA (Load Effective Chaw Nyob) kev qhia yog ib txoj hauv kev kom tau txais qhov chaw nyob uas tshwm sim los ntawm ib qho ntawm Intel processor's memory addressing modes. nws txav cov ntsiab lus ntawm lub cim xeeb qhov chaw nyob rau hauv lub hom phiaj sau npe.

PCHL kev qhia hauv microprocessor yog dab tsi?

PCHL qhia yeej luam cov ntsiab lus ntawm HL registerpair rau hauv Program Counter. Nws ntog hauv Register Addressing Mode andis Ib Byte Kev qhia . Qhov no kev qhia yuav cuam tshuam rau kev khiav ntawm kev ua haujlwm yog tias tsis ua raws li kev saib xyuas.

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