What does bit field mean?
Definitions for bit field
bit field
This dictionary definitions page includes all the possible meanings, example usage and translations of the word bit field.
Princeton's WordNet
bit fieldnoun
a field containing only binary characters
Wikipedia
Bit field
A bit field is a data structure that consists of one or more adjacent bits which have been allocated for specific purposes, so that any single bit or group of bits within the structure can be set or inspected. A bit field is most commonly used to represent integral types of known, fixed bit-width, such as single-bit Booleans. The meaning of the individual bits within the field is determined by the programmer; for example, the first bit in a bit field (located at the field's base address) is sometimes used to determine the state of a particular attribute associated with the bit field.Within CPUs and other logic devices, collections of bit fields called flags are commonly used to control or to indicate the outcome of particular operations. Processors have a status register that is composed of flags. For example if the result of an addition cannot be represented in the destination an arithmetic overflow is set. The flags can be used to decide subsequent operations, such as conditional jump instructions. For example, a JE ... (Jump if Equal) instruction in the x86 assembly language will result in a jump if the Z (zero) flag was set by some previous operation. A bit field is distinguished from a bit array in that the latter is used to store a large set of bits indexed by integers and is often wider than any integral type supported by the language. Bit fields, on the other hand, typically fit within a machine word, and the denotation of bits is independent of their numerical index.
ChatGPT
bit field
A bit field is a data structure used in computer programming that allows the storage and manipulation of data types at the bit level. It is a set of contiguous bits within a defined memory location. It often consists of one or more adjacent computer memory locations that have been allocated to hold a sequence of bits, stored so that any particular bit or group of bits can be addressed. It is commonly used for the compact representation of elements within a larger structure, such as flags and status registers.
Wikidata
Bit field
A bit field is used in computer programming to store multiple, logical, neighboring bits, where each of the sets of bits, and single bits can be addressed. A bit field is most commonly used to represent integral types of known, fixed bit-width. A well-known usage of bit-fields is to represent a set of bits, and/or series of bits, known as flags. For example, the first bit in a bit field can be used to determine the state of a particular attribute associated with the bit field. A bit field is distinguished from a bit array in that the latter is used to store a large set of bits indexed by integers and is often wider than any integral type supported by the language. Bit fields, on the other hand, typically fit within a machine word, and the denotation of bits is independent of their numerical index.
Matched Categories
Numerology
Chaldean Numerology
The numerical value of bit field in Chaldean Numerology is: 1
Pythagorean Numerology
The numerical value of bit field in Pythagorean Numerology is: 4
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"bit field." Definitions.net. STANDS4 LLC, 2024. Web. 25 Apr. 2024. <https://www.definitions.net/definition/bit+field>.
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