KU386 Datasheet, PDF (86/102 Pages) Intel Corporation – SX MICROPROCESSOR

Intel386^TM SX MICROPROCESSOR
Table 9-1 Instruction Set Clock Count Summary (Continued)
INSTRUCTION
FORMAT
CLOCK COUNT
NOTES
Real
Address
Mode or
Virtual
8086
Mode
Protected
Virtual
Address
Mode
Real
Address
Mode or
Virtual
8086
Mode
Protected
Virtual
Address
Mode
REPEATED STRING MANIPULATION (Continued)
REPNE CMPS e Compare String
(Find Match)
11110010 1010011w
Clk Count
Virtual
8086 Mode
5a9n
5a9n
b
h
REP INS e Input String
11110010 0110110w
13a6n
7a6n
27a6n
b
sthm
REP LODS e Load String
REP MOVS e Move String
REP OUTS e Output String
REPE SCAS e Scan String
(Find Non-AL AX EAX)
REPNE SCAS e Scan String
(Find AL AX EAX)
REP STOS e Store String
BIT MANIPULATION
BSF e Scan Bit Forward
BSR e Scan Bit Reverse
BT e Test Bit
Register Memory Immediate
Register Memory Register
11110010 1010110w
11110010 1010010w
11110010 0110111w
11110011 1010111w
11110010 1010111w
11110010 1010101w
5a6n
7a4n
12a5n
5a6n
7a4n
6a5n
26a5n
5a8n
5a8n
5a8n
5a5n
5a8n
5a5n
0 0 0 0 1 1 1 1 1 0 1 1 1 1 0 0 mod reg r m
0 0 0 0 1 1 1 1 1 0 1 1 1 1 0 1 mod reg r m
10a3n
10a3n
10a3n
10a3n
0 0 0 0 1 1 1 1 1 0 1 1 1 0 1 0 mod 1 0 0 r m immed 8-bit data
0 0 0 0 1 1 1 1 1 0 1 0 0 0 1 1 mod reg r m
36
3 12
36
3 12
b
h
b
h
b
sthm
b
h
b
h
b
h
b
h
b
h
b
h
b
h
BTC e Test Bit and Complement
Register Memory Immediate
0 0 0 0 1 1 1 1 1 0 1 1 1 0 1 0 mod 1 1 1 r m immed 8-bit data
68
68
b
h
Register Memory Register
0 0 0 0 1 1 1 1 1 0 1 1 1 0 1 1 mod reg r m
6 13
6 13
b
h
BTR e Test Bit and Reset
Register Memory Immediate
0 0 0 0 1 1 1 1 1 0 1 1 1 0 1 0 mod 1 1 0 r m immed 8-bit data
68
68
b
h
Register Memory Register
0 0 0 0 1 1 1 1 1 0 1 1 0 0 1 1 mod reg r m
6 13
6 13
b
h
BTS e Test Bit and Set
Register Memory Immediate
0 0 0 0 1 1 1 1 1 0 1 1 1 0 1 0 mod 1 0 1 r m immed 8-bit data
68
68
b
h
Register Memory Register
0 0 0 0 1 1 1 1 1 0 1 0 1 0 1 1 mod reg r m
6 13
6 13
b
h
CONTROL TRANSFER
CALL e Call
Direct Within Segment
1 1 1 0 1 0 0 0 full displacement
7am
9am
b
r
Register Memory
Indirect Within Segment
1 1 1 1 1 1 1 1 mod 0 1 0 r m
7am 10am 9am
b
hr
12am
Direct Intersegment
1 0 0 1 1 0 1 0 unsigned full offset selector
17am
42am
b
jkr
NOTE
Clock count shown applies if I O permission allows I O to the port in virtual 8086 mode If I O bit map denies permission
exception 13 fault occurs refer to clock counts for INT 3 instruction
86