software interrupt
A signal to the processor generated by a program, as opposed to a hardware interrupt. Used in operating systems and low-level programming.
Software interrupts are often used to implement system calls.
このOSでは、ソフトウェア割り込みがシステムコールに使われている。
In this OS, software interrupts are used for system calls.
Compound of ソフトウェア (software) and 割り込み (interrupt). The term is a direct calque from English 'software interrupt'.