ComputersCov ntaub ntawv siv tshuab

Tswvyim thiab lub ntsiab ntawm lub computer architecture.

Nyob rau hauv 60s, ua cov tsim tau pib tsim ib cov qauv tshiab, uas muaj kev sib txuas ntawm kev kho vajtse thiab kev sib txuas lus software thiab uas tau muab nce mus rau lub ntsiab lus ntawm lub computer architecture. Khoos phib tawj Architecture tau ua ib qho tseem ceeb ib feem nyob rau hauv lub computer ntiaj teb no, thiab tseem raug nyob li ntawd, yuav hnub no.

Tswvyim thiab lub ntsiab ntawm lub computer architecture

Lub architecture ntawm lub computer yog ntau hom kev sib txuam ntawm kev sib koom ua ke, kev sib txuas, thiab kev sib txuas ntawm lub ntsiab lus ntawm lub computer. Qhov no symbiosis ua hauj lwm pab rau qhov kev kawm ntawm cov neeg siv kev pab raws qib, thiab vij ib tug xov tooj ntawm lwm yam tuaj ua ke los tsim ib tug kho vajtse thiab software, qhov twg lub ntsiab kev nyuaj siab ntog rau hauv synthesis ntawm linkages thiab tej ntsiab cai xam qhovkev ntau yam kev hloov kho laij. Piv txwv, hauv kev tsim cov tshuab, cov khoom tseem ceeb ntawm cov cuab yeej thiab nws qhov kev ua haujlwm yuav zoo li qub, tiam sis tus neeg kuaj tau muaj qhov sib txawv hauv nqe, kev ceev, thiab tsim khoom.

Lub sijhawm ua haujlwm ntawm txhua tus neeg siv, tsis yog qhov ua tau zoo thiab qhov ceev ntawm lub tshuab, tiam sis nws kuj muaj peev xwm ua tau rau kev daws cov dej num, yog kev xav ntau. Yog li ntawd, cov ntsiab lus ntawm cov kev txwv ntawm cov neeg tau txais kev pab tau ua rau kev loj hlob ntawm lub tshuab computer lub hauv paus, uas yog qhov txawv ntawm kev ntseeg ntau dua thiab kev yooj yim rau kev ua haujlwm. Nws yog tsim nyog yuav tsum tau coj mus rau hauv tus account tias nce nyob rau hauv lub ceev ntawm muaj ntawm tus neeg lub ntsiab yog tsis unlimited, uas yog vim li cas cov kws txawj pom qhov kev daws ntawm no qhov teeb meem nyob rau hauv lub modernization ntawm computer architecture.

Raws li ib qho ntawm lub caij nyoog tshiab ntawm lub computer, cov computers muaj zog nrog ntau tus qauv tsim, uas tso cai rau tib lub sijhawm ua haujlwm ntawm ntau tus processors. Thiab, qhov ntau lub zog hauv tshuab computer, qhov ntau hauv nws txoj haujlwm yog tus txheej txheem rau kev koom tes.

Lub ntsiab ntawm lub computer architecture

Tag nrho lub computer system faib cov hom computer architecture rau hauv peb pawg, vim muaj pes tsawg tus qauv thiab cov ntaub ntawv ntws, xav txog lawv:

  • Qhov tus tsim ntawm lub classic architecture ntawm computer ntawm tus 1st thiab 2nd tiam yog Dzhon fon Neyman, uas formulated qhov yooj yim hauv paus ntsiab lus ntawm ib theem zuj zus. Cov pab pawg no suav cov tshuab hauv nruab nrab, uas muaj ib qho kev qhia txog cov ntaub ntawv (SISD), thiab hauv ib qho thib ob - ntau qhov dej stream (SIMD). Cov hom kev lag luam yog vim muaj ib qho vector kwj ntawm cov lus txib, thaum cov ntaub ntawv ntws lawv tus kheej muaj ntau heev.
  • Cov pab pawg tom ntej no, uas muaj cov hom architecture - MIMD. Nws yog ib qho kev sib txuas lus nrog ntau qhov kev sib txuas lus nrog cov kauj ruam thiab tib cov ntaub ntawv kwj. Qhov kev tsim vaj tsev no yog siv los ua cov tub ntxhais kawm ntawv niaj hnub no.
  • Thiab lub xeem, peb hom architecture yog MISD, sawv cev rau ib qho kev kawm nrog ntau cov ntaub ntawv. Hmoov tsis, MISD tsis muaj qhov tseem ceeb. Hom no tsis yog suav tias yog lub computer architecture, tab sis ib daim ntawv qhia ntawm cov kev pab cuam. Nws txhais tau hais tias simultaneous tiav ntawm ob los yog ntau daim ntawv luam ntawm ib qhov kev zov me nyuam nyob rau hauv txawv processor modules nrog cov ntaub ntawv sib txawv.

Nws yog tsim nyog xav txog xws li ib qho tseem ceeb hauv kev tsim kho ntawm lub computer architecture, raws li cov ntaub ntawv-khiav cov cav tov. Nyob rau xyoo 1980s, nws tau pom zoo tias qhov kev cia siab ntawm kev ua haujlwm hauv computer yog qhov ncaj qha ntsig txog kev tswj cov ntaub ntawv hauv computer, uas cov kwj no muaj peev xwm ua raws li ntau cov lus txib, thaum lub computer architecture pom saum toj no muaj computer systems tswj los ntawm cov lus txib. Nyob rau hauv cov niaj hnub no, tsuas yog ob peb yam ntawm cov kev qhia no tau txais, siv hauv microprocessors uas muaj ntau ntau synchronously functioning haumxeeb li tos rau cov haujlwm ua haujlwm.

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