noun
fixed-point register
A register in a computer's CPU that holds fixed-point (integer or fixed-precision) numbers for arithmetic operations. Technical computing term.
固定小数点レジスタは、整数演算に使われる。
Fixed-point registers are used for integer arithmetic.
Compound of 固定小数点 (fixed-point) and レジスタ (register), a direct calque from English computing terminology.