What does this mean?

[Harold Grovesteen]

It is triggered by a CLC instruction.  The "bizarre" cc goes away when
the CLC instruction is commented out.

I can rework the code to avoid the use of the CLC instruction.  But
thought it should be shared.

/home/harold/qemu-7.2.0-rc4/install/bin/qemu-system-s390x -machine
s390-ccw-virtio -cpu max -m 3M -no-shutdown -nographic -serial
mon:stdio -kernel test12.elf
QEMU 7.1.94 monitor - type 'help' for more information
(qemu) info registers

CPU#0
PSW=mask 0000100180000000 addr 0000000000002034 cc CC_OP_LTUGTU_64
R00=dd5d04e5ede3afba R01=0000000000000000 R02=0000000000000000
R03=0000000000000000
R04=0000000000000000 R05=0000000000002058 R06=0000000002afd550
R07=0000000000000000
R08=0000000000000000 R09=0000000000000000 R10=0000000000000000
R11=0000000000000000
R12=0000000000002002 R13=0000000000000000 R14=0000000000000000
R15=0000000000000000
V00=00000000000000000000000000000000
V01=00000000000000000000000000000000
V02=00000000000000000000000000000000
V03=00000000000000000000000000000000
V04=00000000000000000000000000000000
V05=00000000000000000000000000000000
V06=00000000000000000000000000000000
V07=00000000000000000000000000000000
V08=00000000000000000000000000000000
V09=00000000000000000000000000000000
V10=00000000000000000000000000000000
V11=00000000000000000000000000000000
V12=00000000000000000000000000000000
V13=00000000000000000000000000000000
V14=00000000000000000000000000000000
V15=00000000000000000000000000000000
V16=00000000000000000000000000000000
V17=00000000000000000000000000000000
V18=00000000000000000000000000000000
V19=00000000000000000000000000000000
V20=00000000000000000000000000000000
V21=00000000000000000000000000000000
V22=00000000000000000000000000000000
V23=00000000000000000000000000000000
V24=00000000000000000000000000000000
V25=00000000000000000000000000000000
V26=00000000000000000000000000000000
V27=00000000000000000000000000000000
V28=00000000000000000000000000000000
V29=00000000000000000000000000000000
V30=00000000000000000000000000000000
V31=00000000000000000000000000000000
C00=00000000000000e0 C01=0000000000000000 C02=0000000000000000
C03=0000000000000000
C04=0000000000000000 C05=0000000000000000 C06=0000000000000000
C07=0000000000000000
C08=0000000000000000 C09=0000000000000000 C10=0000000000000000
C11=0000000000000000
C12=0000000000000000 C13=0000000000000000 C14=00000000c2000000
C15=0000000000000000

Harold Grovesteen