RELEX macro - is type 3, gets no lock.
Calls module IGC0005C.
GTF data is:
- R15
- No applicable data.
- R0
- If R1 is negative, no applicable data. If R1 is positive, the
address of a parameter list that contains:
HHHHHHHH Relative block or TTR
or MBBCCHHR Actual address.
- R1
- If positive, SVC was part of a RELEX macro call and R1 contains
the DCB address. If negative, SVC was issued as part of some BDAM
exclusive control processing and R1 contains the two's complement
of the IOB address.
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| DDNAME |
cccccccc |
DDNAME associated with this request. |