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Computing (FOLDOC) dictionary
software interrupt
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An interrupt caused by a specific machine language
operation code (e.g. the Motorola 68000's TRAP, the IBMSystem/390's SVC or the ARM's SWI) rather than by a
hardware event.
As with a hardware interrupt, this causes the processor to
store the current state, store identifying information about
the particular interrupt, and pass control to a first level