z/OS MVS Programming: JES Common Coupling Services
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Registers at Entry

z/OS MVS Programming: JES Common Coupling Services
SA23-1387-00

When the POST exit routine receives control, the general purpose registers (GPRs) contain the following information:
Register
Content
0
Does not contain any information for use by this routine
1
Address of a pointer to the IXZYIXPE parameter list
2-13
Do not contain any information for use by this routine
14
Return address
15
Entry point address
When the POST exit routine receives control, the access registers (ARs) contain the following information:
Register
Content
0-15
Do not contain any information for use by this routine
Parent topic: Entry Specifications

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