Intel 386 User Manual page 649

Intel386™ EX EMBEDDED MICROPROCESSOR USER'S MANUAL
Table E-1. Instruction Set Summary (Sheet 11 of 19)
Instruction
within segment adding
1 1 0 0 0 0 1 0
immed to SP
intersegment
1 1 0 0 1 0 1 1
intersegment adding
1 1 0 0 1 0 1 0
immed to SP
Protected mode only (RET):
to different privilege level
Intersegment
Intersegment adding immed to SP
CONDITIONAL JUMPS
(times are jump "Taken or not Taken")
JO = jump on overflow
8-bit displacement
0 1 1 1 0 0 0 0
Full displacement
0 0 0 0 1 1 1 1
JNO = Jump on not overflow
8-bit displacement
0 1 1 1 0 0 0 1
Full displacement
0 0 0 0 1 1 1 1
JB/JNAE = jump on below/not above or equal
8-bit displacement
0 1 1 1 0 0 1 0
Full displacement
0 0 0 0 1 1 1 1
JNB/JAE = jump on not below/above or equal
8-bit displacement
0 1 1 1 0 0 1 1
Full displacement
0 0 0 0 1 1 1 1
JE/JZ= jump on equal/zero
8-bit displacement
0 1 1 1 0 1 0 0
Full displacement
0 0 0 0 1 1 1 1
JNE/JNZ = jump on not equal/not zero
8-bit displacement
0 1 1 1 0 1 0 1
E-12
Format
16-bit displacement
16-bit displacement
8-bit displacement
1 0 0 0 0 0 0 0 Full displacement
8-bit displacement
1 0 0 0 0 0 0 1 Full displacement
8-bit displacement
1 0 0 0 0 0 1 0 Full displacement
8-bit displacement
1 0 0 0 0 0 1 1 Full displacement
8-bit displacement
1 0 0 0 0 1 0 0 Full displacement
8-bit displacement
Clock Count Notes
Real Pro- Real
Ad- tected Ad-
dress Virtual dress
Mode Ad- Mode
or dress or
Virtual Mode Virtual
8086 8086
Mode Mode
12 + m b
36 + m b
36 + m b
72
72
7 + m 7 + m
or 3 or 3
7 + m 7 + m
or 3 or 3
7 + m 7 + m
or 3 or 3
7 + m 7 + m
or 3 or 3
7 + m 7 + m
or 3 or 3
7 + m 7 + m
or 3 or 3
7 + m 7 + m
or 3 or 3
7 + m 7 + m
or 3 or 3
7 + m 7 + m
or 3 or 3
7 + m 7 + m
or 3 or 3
7 + m 7 + m
or 3 or 3
Pro-
tected
Virtual
Ad-
dress
Mode
g, h, r
g, h, j, k,
r
g, h, j, k,
r
h, j, k, r
h, j, k, r
r
r
r
r
r
r
r
r
r
r
r