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Intel386
TM
SX MICROPROCESSOR
Table 9-1. Instruction Set Clock Count Summary
(Continued)
CLOCK COUNT
NOTES
Real
Address
Mode or
Virtual
8086
Mode
Real
Address
Mode or
Virtual
8086
Mode
INSTRUCTION
FORMAT
Protected
Virtual
Address
Mode
Protected
Virtual
Address
Mode
CONDITIONAL BYTE SET
(Continued)
SETNB
e
Set Byte on Not Below/Above or Equal
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 0 0 1 1
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETE/SETZ
e
Set Byte on Equal/Zero
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 0 1 0 0
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETNE/SETNZ
e
Set Byte on Not Equal/Not Zero
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 0 1 0 1
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETBE/SETNA
e
Set Byte on Below or Equal/Not Above
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 0 1 1 0
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETNBE/SETA
e
Set Byte on Not Below or Equal/Above
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 0 1 1 1
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETS
e
Set Byte on Sign
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 1 0 0 0
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETNS
e
Set Byte on Not Sign
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 1 0 0 1
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETP/SETPE
e
Set Byte on Parity/Parity Even
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 1 0 1 0
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETNP/SETPO
e
Set Byte on Not Parity/Parity Odd
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 1 0 1 1
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETL/SETNGE
e
Set Byte on Less/Not Greater or Equal
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 1 1 0 0
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETNL/SETGE
e
Set Byte on Not Less/Greater or Equal
To Register/Memory
0 0 0 0 1 1 1 1
0 1 1 1 1 1 0 1
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETLE/SETNG
e
Set Byte on Less or Equal/Not Greater
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 1 1 1 0
mod 0 0 0
r/m
4/5
*
4/5
*
h
SETNLE/SETG
e
Set Byte on Not Less or Equal/Greater
To Register/Memory
0 0 0 0 1 1 1 1
1 0 0 1 1 1 1 1
mod 0 0 0
r/m
4/5
*
4/5
*
h
ENTER
e
Enter Procedure
1 1 0 0 1 0 0 0
16-bit displacement, 8-bit level
L
e
0
L
e
1
L
l
1
10
14
10
14
b
b
b
h
h
h
17
a
8(n
b
1)
17
a
8(n
b
1)
LEAVE
e
Leave Procedure
1 1 0 0 1 0 0 1
4
4
b
h
90