![](http://datasheet.mmic.net.cn/330000/intel386-DX_datasheet_16416398/intel386-DX_102.png)
Intel386
TM
DX MICROPROCESSOR
Table 6-1. Intel386
TM
DX Instruction Set Clock Count Summary
(Continued)
CLOCK COUNT
NOTES
Real
Address Protected Address Protected
Mode or
Virtual
Virtual
Address
8086
Mode
Mode
Real
INSTRUCTION
FORMAT
Mode or
Virtual
8086
Mode
Virtual
Address
Mode
CONTROL TRANSFER
(Continued)
Protected Mode Only (Direct Intersegment)
Via Call Gate to Same Privilege Level
Via Call Gate to Different Privilege Level,
(No Parameters)
Via Call Gate to Different Privilege Level,
(x Parameters)
From 80286 Task to 80286 TSS
From 80286 Task to Intel386 DX TSS
From 80286 Task to Virtual 8086 Task (Intel386 DX TSS)
From Intel386 DX Task to 80286 TSS
From Intel386 DX Task to Intel386 DX TSS
From Intel386 DX Task to Virtual 8086 Task (Intel386 DX TSS)
52
a
m
h,j,k,r
86
a
m
h,j,k,r
94
a
4x
a
m
273
298
218
273
300
218
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
Indirect Intersegment
1 1 1 1 1 1 1 1 mod 0 1 1
r/m
22
a
m
38
a
m
b
h,j,k,r
Protected Mode Only (Indirect Intersegment)
Via Call Gate to Same Privilege Level
Via Call Gate to Different Privilege Level,
(No Parameters)
Via Call Gate to Different Privilege Level,
(x Parameters)
From 80286 Task to 80286 TSS
From 80286 Task to Intel386 DX TSS
From 80286 Task to Virtual 8086 Task (Intel386 DX TSS)
From Intel386 DX Task to 80286 TSS
From Intel386 DX Task to Intel386 DX TSS
From Intel386 DX Task to Virtual 8086 Task (Intel386 DX TSS)
JMP
e
Unconditional Jump
56
a
m
h,j,k,r
90
a
m
h,j,k,r
98
a
4x
a
m
278
303
222
278
305
222
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
Short
1 1 1 0 1 0 1 1 8-bit displacement
7
a
m
7
a
m
r
Direct within Segment
1 1 1 0 1 0 0 1
full displacement
7
a
m
7
a
m
r
Register/Memory Indirect within Segment
1 1 1 1 1 1 1 1
mod 1 0 0
r/m
10
a
m
7
a
m/
10
a
m
7
a
m/
b
h,r
Direct Intersegment
1 1 1 0 1 0 1 0 unsigned full offset, selector
12
a
m
27
a
m
j,k,r
Protected Mode Only (Direct Intersegment)
Via Call Gate to Same Privilege Level
From 80286 Task to 80286 TSS
From 80286 Task to Intel386 DX TSS
From 80286 Task to Virtual 8086 Task (Intel386 DX TSS)
From Intel386 DX Task to 80286 TSS
From Intel386 DX Task to Intel386 DX TSS
From Intel386 DX Task to Virtual 8086 Task (Intel386 DX TSS)
45
a
m
274
301
219
270
303
221
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
Indirect Intersegment
1 1 1 1 1 1 1 1 mod 1 0 1
r/m
17
a
m
31
a
m
b
h,j,k,r
Protected Mode Only (Indirect Intersegment)
Via Call Gate to Same Privilege Level
From 80286 Task to 80286 TSS
From 80286 Task to Intel386 DX TSS
From 80286 Task to Virtual 8086 Task (Intel386 DX TSS)
From Intel386 DX Task to 80286 TSS
From Intel386 DX Task to Intel386 DX TSS
From Intel386 DX Task to Virtual 8086 Task (Intel386 DX TSS)
49
a
m
279
306
223
275
308
225
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
h,j,k,r
102