Page of GC20-1807-7 As Updated Aug 1, 1979 by TNL GN25-0492 • Non-I/O privileged instructions • 510, 5IOF, TIO, CLRIO, HIO, HDV, and TCH instructions. • Branch instructions • CCW and C5W instructions
The results collected by the TRACE command are spooled to your virtual
printer and to your terminal and/or real printer. Part 1. Debugging with VM/370 40.1

Aug 1. 1979 40.2 IBM VM/370 System Programmer;s Guide