prefetch
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- US Pronunciation
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- US Pronunciation
- US IPA
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Definitions of prefetch word
- abbreviation Technical meaning of PREFETCH instruction prefetch 3
- noun Definition of prefetch in Technology (architecture) A technique which attempts to minimise the time a processor spends waiting for instructions to be fetched from memory. Instructions following the one currently being executed are loaded into a prefetch queue when the processor's external bus is otherwise idle. If the processor executes a branch instruction or receives an interrupt then the queue must be flushed and reloaded from the new address. Instruction prefetch is often combined with pipelining in an attempt to keep the pipeline busy. By 1995 most processors used prefetching, e.g. Motorola 680x0, Intel 80x86. 1
- noun prefetch The operation of loading data or instructions in anticipation of their need. 0
- verb prefetch (computing) To load data or instructions in anticipation of their need. 0
Information block about the term
Parts of speech for Prefetch
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
See also
Matching words
- Words starting with p
- Words starting with pr
- Words starting with pre
- Words starting with pref
- Words starting with prefe
- Words starting with prefet
- Words starting with prefetc
- Words starting with prefetch
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