noun
special register
Computing term for a dedicated hardware register with a specific control or status function, as opposed to general-purpose registers.
CPUには、プログラムカウンタやスタックポインタなどの特殊レジスタが含まれている。
The CPU contains special registers such as the program counter and stack pointer.
汎用レジスタ (general-purpose register) is used for arbitrary data operations, while 特殊レジスタ has a fixed, dedicated role.
Compound of 特殊 (special) and レジスタ (register), a straightforward technical term in computing.