SVC 76 (0A4C)

No macro - is type 3, gets no lock.

Calls module IFBSVC76, entry point IGC0007F.

APF protected. GTF data is:
R15
Contains a return code, as follows:
Return Code (hex)
Explanation
00
Recording to logrec recording medium complete
08
Storage not available (no recording attempted)
0C
One of the following:
  • Space not available (no recording attempted). Record override switch set.
  • Buffer overflow condition reached for log stream blocks.
10
One of the following:
  • Permanent I/O error.
  • Format error in the header record.
14
Record length error; the record would not fit in a logrec log stream block.
R0
If positive, contains the function indicator in byte 3:
00
Indicates that the EOD recording is requested.
04
Indicates that the EREP entry to record statistical information in the logrec data set is requested.
08
Indicates that an IPL recording is requested.
0C
Indicates entry to update date and time values in the logrec data set time-stamp record.

If negative (complemented), contains the length in bytes of a record to be placed in the logrec set.

R1
If R0 is positive, R1 contains no applicable data. If R0 is negative, R1 contains the address of the record to be written.