HP 3000 III Series Manual page 135

Machine Instructions and Stack Operations
SUBOPCODE 01, OPCODES 00 - 17
011 1213 415161718 9
101111121 1 3114115
1010 0 1
I
I
1
I
I
T T
I
01
Mnemonic 4 Bits 5-9 Bits 10 -15
ASL
x
00 SHIFT COUNT
ASR
x
01 SHIFT COUNT
LSL
x
02
SHIFT COUNT
LSR x 03 SHIFT COUNT
CSL
x
04 SHIFT COUNT
CSR
x
05 SHIFT COUNT
SCAN x
06
' "
",
IABZ I 07 t DISPLACEMENT
TASL x 10 SHIFT COUNT
TASR
x 11
SHIFT COUNT
IXBZ I 12
t DISPLACEMENT
DXBZ I 13
t DISPLACEMENT
BCY I 14
t
DISPLACEMENT
BNCY I 15 t DISPLACEMENT
TNSL x 16
QASL
0,
17 SHIFT COUNT
QASR 1
17 SHIFT COUNT
x =
INDEX BIT
1 = INDIRECT BIT
SHADED BITS ARE RESERVED BITS
SUBOPCODE 01, OPCODES 20 - 37
~
I
I
I
T T
01
Mnemonic 4 Bits 5 ·9· Bits 10·15
DASL
x
20
SHIFT COUNT
DASR
x
21 SHIFT COUNT
DLSL
x
22
SHIFT COUNT
DLSR
x
23
SHIFT COUNT
DCSL
x 24 SHIFT COUNT
DCSR x 25 SHIFT COUNT
CPRB I 26
t
DISPLACEMENT
DABZ I 27
t
DISPLACEMENT
BOV I 30
*
DISPLACEMENT
BNOV I 31
*
DISPLACEMENT
TBC x 32 BIT POSITION
TRBC x 33 BIT POSITION
TSBC
x
34 BIT POSITION
TCBC
x
35
BIT POSITION
BRO I 36
*
DISPLACEMENT
BRE
I 37
*
DISPLACEMENT
Figure 4-2.
CMP Compare
~.~~=
o
0 0 0 0 0 1 1 1 1
..
Altf'flldtf'
POSltlOIl
Sub-Opcode 01 Formats
The Condition Code is set to pattern C as a result of the integer
comparison of the second word of the stack with the TOS. Both
wor d s are del e te d •
Stack opcode: 17
Ind ica tor s: CCC
Traps: STUN
4-5