Video: Dab tsi yog mot hauv qhov programming?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Tshuab Opcode Table ( MOT ) MOT yog ib lub rooj ntev ntev xws li peb ua tsis tau nkag rau hauv ob qho ntawm cov ntawv hla. Nws yog siv los txais cov lus qhia thiab hloov / muab nws binary opcode. Hauv kis 1, siv mnemonic Opcode, MOT tau sab laj los hloov kho qhov chaw Counter (LC).
Khaws qhov no hauv kev xav, dab tsi yog lub rooj sib tham hauv qhov system programming?
Hauv computer science, thiab tshwj xeeb hauv compiler thiab assembler tsim, ib qho lus pas dej ua ke yog kev nrhiav rooj siv los tuav cov ntaub ntawv thaum sib dhos thiab ua tiav.
Ib yam li ntawd, 1 pass thiab 2 pass assembler yog dab tsi?
| Ib Pass Assembler | Ob Pass Assembler |
|---|---|
| Tshawb xyuas tag nrho cov ntaub ntawv hauv ib zaug | Yuav tsum tau ob daim ntawv hla mus luam theej duab cov ntaub ntawv. Thawj kis - lub luag haujlwm rau daim ntawv txhais lus thiab qhia lawv hauv cov lus cim. Thib ob - txhais cov lus qhia ua lus sib dhos lossis tsim cov lej tshuab. |
Xav txog qhov no, dab tsi yog assembler nyob rau hauv lub programming?
Sib dhos . Ib sib dhos yog a qhov kev pab cuam uas converts los ua ke lus rau hauv tshuab code. Nws siv cov lus txib yooj yim thiab kev ua haujlwm los ntawm cov cai sib dhos thiab hloov lawv mus rau hauv binary code uas tuaj yeem lees paub los ntawm ib hom kev ua haujlwm tshwj xeeb. Cov koom txoos zoo ib yam li compilers nyob rau hauv uas lawv tsim executable code.
Muaj pes tsawg hom assemblers muaj?
Muaj ob hom assemblers nyob ntawm ntau npaum li cas dhau los ntawm qhov yuav tsum tau muaj ( ntau npaum li cas lub sij hawm sib dhos nyeem qhov chaw) los tsim cov ntaub ntawv khoom.
Pom zoo:
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