gtps1m3cSystem Macros

IOIRC-Return from CIO Input/Output (I/O) Interrupt Processing

Use this system macro to return control from the device input/output (I/O) interrupt handler to the point of the I/O interrupt.

Format




label
A symbolic name can be assigned to the macro statement.

Entry Requirements

Return Conditions

There is no return from the IOIRC macro as such. The macro processes an orderly return to the point of interrupt by reloading the PSW from the low core save area.

Programming Considerations

This macro can be run on the main I-stream only.

Examples

None.