nop
English
Pronunciation
- (Received Pronunciation) IPA(key): /nɒp/
- (General American) IPA(key): /nɔp/
Audio (Southern England) (file) - Rhymes: -ɒp
Alternative forms
Noun
nop (plural nops)
- (programming) A no-op; a CPU instruction that does nothing.
- 1999, Dominic Sweetman, See MIPS Run:
- The MIPS instruction set is rich in nops, since any instruction with zero as a destination is guaranteed to do nothing.
- 2004, Patterson et al, Computer Organization and Design: The Hardware/Software Interface
- Notice that in computing CPI or IPC, we do not count any nops executed as useful instructions.
Synonyms
Verb
nop (third-person singular simple present nops, present participle nopping, simple past and past participle nopped)
- (programming) To replace machine code with nop instructions when modifying software.
- 1992, The Cyborg, The Cracking Manual:
- For example, if there is a CALL 3140 and we want to skip this call, we can NOP it out.
- 2012, Michael W. Berry, Kyle A. Gallivan, Efstratios Gallopoulos, High-Performance Scientific Computing: Algorithms and Applications:
- Worse, some patching can result in codes which cannot be executed: for example nopping the load which provides the value for the denominator of a division can result in a division by zero.
Italian
Etymology
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
Pronunciation
- IPA(key): /ˈnɔp/
- Rhymes: -ɔp
- Hyphenation: nòp
Portuguese
Pronunciation
- (Brazil) IPA(key): /ˈnɔp/
Seri
References
- Moser, Mary B., Marlett, Stephen A. (2010) Comcaac quih yaza quih hant ihiip hac: cmiique iitom - cocsar iitom - maricaana iitom [Seri-Spanish-English Dictionary], 2nd edition, Hermosillo: Plaza y Valdés Editores, →ISBN, page 454.
Spanish
Pronunciation
- IPA(key): /ˈnop/ [ˈnop]
- Rhymes: -op
- Syllabification: nop
See also
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