| 摘要 |
PURPOSE:To attain expanded supervisor call interruption processing at every interrupting instruction address by providing the titled system with a means for forming an expanded supervisor call interruption table and an interrupting instruction table and so on. CONSTITUTION:Plural supervisor call interruption elements 11a-11n are registered in a supervisor call interruption table 11 in the order of interruption codes or the contents of a register. An expanded supervisor call interruption processing routine 14 is registered in the table 11 and the expanded supervisor call interrupting instruction table 13 constituted of an element group including an interrupting instruction address and an expanded supervisor call interruption processing routine address. Then the expanded supervisor call interrupting operation table 16 is formed and control is transferred to the routine 14 by using supervisor call interruption information 18 and the table 13. Consequently, the expanded supervisor call interruption processing can be executed at every interrupting instruction address. |
