Restrictions
- This macro may not be used prior to the completion of WLM address
space initialization
- All parameter areas must reside in current primary.
- If the key specified on IWM4MCRE for the input environment was
a user key (8-F), then either primary OR secondary addressability
must exist to the performance block.
- The caller must serialize to prevent any delay monitoring services
from being invoked concurrently for the input monitoring environment.
- Only limited validity checking is done on the input monitoring
token.
- Caller is responsible for error recovery.
- This macro may only be used on z/OS V2R1 or higher.
- Register
- Contents
- 0
- Reserved
- 1
- Reserved
- 14
- Reserved
- 15
- Reserved
- Register
- Contents
- 0
- Reserved
- 1
- Reserved
- 14
- Reserved
- 15
- Reserved
When control returns to the caller, the GPRs contain:
- Register
- Contents
- 0
- Reason code if GR15 return code is non-zero
- 1
- Used as a work register by the macro
- 14
- Used as a work register by the macro
- 15
- Return code
When control returns to the caller, the ARs contain:
- Register
- Contents
- 0
- Used as a work register by the macro
- 1
- Used as a work register by the macro
- 14
- Used as a work register by the macro
- 15
- Used as a work register by the macro
Some callers depend on register contents remaining the same before
and after using a service. If the system changes the contents of
registers on which the caller depends, the caller must save them before
calling the service, and restore them after the system returns control.
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