| 摘要 |
PURPOSE:To attain execution of many user development supervisor call interruption routine by registering an extension supervisor call interruption processing control table to a supervisor call interruption table of a system. CONSTITUTION:An interruption is produced by an extension supervisor call interruption instruction containing an extension supervisor call instruction code corresponding to the element to which an extension supervisor call interruption processing control routine 12 through user programs 16a-16n. In such a case, the control is transferred to said routine 12. The routine 12 delivers the control to the extension supervisor call interruption routines 18a-18n based on the contents of an extension supervisor call interruption table 11 as well as address space control tables 14a-14n corresponding to the address spaces to which those user programs belong.
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