psw- Mask Bits Mask in Ctrl Execution of Bits Registers Instruction
Source InterruptionILC Identified
IdentificationCode EC BC Reg, Bit Set by Old PSW MACHINE CHECK Locations 232-239
1
(oldPSW 48,
newPSW 112)
Exigent condition 13 13 u terminated ornullified
2 Repressible cond 13 13 14, 4-7 u unaffected
2
SUPERVISORCALL Locations 138-139
(old PSW 32, in theEC mode and
newPSW 96) 34-35 in the BC mode
Instructionbits 00000000 ssssssss 1,2 completed PROGRAM Locations 142-143
(oldPSW 40, in the EC mode and
newPSW 104) 42-43 in the BC mode
BinaryHex
3 Operation 00000000 pOOOOOOl 0001 1,2,3 suppressed Privileged oper 00000000 pOOOOOlO 0002 1,2,3 suppressed
Execute00000000 pOOOOOll 0003 2 suppressed Protection 00000000 pOOOOIOO 0004 0,!,2,3 suppressed or
terminated
Addressing00000000 pOOOOIOI 0005 0,1,2,3 suppressed or
terminatedSpecification 00000000 pOOOOllO 0006 0,1,2,3 suppressed or
completed
Data00000000 pOOOOl!! 0007 2,3 suppressed or
terminatedFixed-pt overflow xxxxxxxx pOOOlOOO 0008 20 36 1,2 completed
Fixed-point divide00000000 pOOOIOOl 0009 !,2 suppressed or
completed
DecimaloverfloL..j 00000000 pOOOIOIO OOOA 21 37 2,3 completed Decimal divide 00000000 pOOOI01! OOOB 2,3 suppressed
Exponent overflow xxxxxxxxpOOOl100 OOOC 1,2 completed
Exponent underflow xxxxxxxxpOOOlIO! OOOD 22 38 1,2 completed Significance xxxxxxxx pOOOlllO OOOE 23 39 1,2 completed
Floating-pt divide xxxxxxxxpOOOlll! OOOF 1,2 suppressed or
inhibited
4Segment transl 00000000 p0010000 0010 !,2,3 nullified Page translation 00000000 pOOlOOO! 001! 1,2,3 nullified
Translation spec00000000 pOOlO010 0012 1,2,3 suppressed Special operation 00000000 p00100l1 0013 0, 1 2 suppressed
ASN-transl spec00000000 pOOlOl11 0017 2 suppressed
Vector operation
400000000 pOOl100! 0019 2,3 nullified Space-switch event 00000000 p001ll00 OOlC 1, 31 2 completed
Unnormalized xxxxxxxxpOOlillO OOIE 2 inhibited
4
operand
4PC-transl spec 00000000 pOOII!l! OOIF 2 suppressed
AFX translation00000000 pOlOOOOO 0020 2 nullified ASX translation 00000000 pOIOOOOl 0021 2 nullified
LX translation00000000 pOIOOOIO 0022 2 nullified
EX translation00000000 pOlOOO!l 0023 2 nullified
Primary authority00000000 pOlOG100 0024 2 nullified Secondary auth 00000000 pOIOOIOl 0025 2 nullified
Monitor event00000000 p1000000 0040 8, 16-31 2 completed
PER event xxxxxxxx 1nnnnnnn
s0080 1 * 9, 0-34) 0,1,2,3 completed
6
InterruptionAction (Part 1 of 3) Chapter 6. Interruptions 6-3
Source Interruption
Identification
1
(old
new
Exigent condition 13 13 u terminated or
2
2
SUPERVISOR
(old PSW 32, in the
new
Instruction
(old
new
Binary
3
Execute
terminated
Addressing
terminated
completed
Data
terminated
Fixed-point divide
completed
Decimal
Exponent overflow xxxxxxxx
Exponent underflow xxxxxxxx
Floating-pt divide xxxxxxxx
inhibited
4
Translation spec
ASN-transl spec
Vector operation
4
Unnormalized xxxxxxxx
4
operand
4
AFX translation
LX translation
EX translation
Primary authority
Monitor event
PER event xxxxxxxx 1nnnnnnn
s
6
Interruption