Store doubleword left (3/3) – NEC Network Controller uPD98502 User Manual
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APPENDIX A MIPS III INSTRUCTION SET DETAILS
542
Preliminary User’s Manual S15543EJ1V0UM
SDL
Store Doubleword Left (3/3)
SDL
Given a doubleword in a register and a doubleword in memory, the operation of SDL instruction is as follows:
B
C
D
E
F
G
A
H
J
K
L
M
N
O
I
P
Register
Memory
SDL
vAddr2..0
Destination
Type
Offset
(LEM)
0
1
2
3
4
5
6
7
I J K L MN O A
I J K L MN A B
I J K L M A B C
I J K L A B C D
I J K A B C D E
I J A B C D E F
I A B C D E F G
A B C D E F G H
0
1
2
3
4
5
6
7
0
0
0
0
0
0
0
0
Remark
LEM
Little-endian memory (BigEndianMem = 0)
Type
AccessType (see Table 2-3. Byte Specification Related to Load and Store Instructions)
sent to memory
Offset
pAddr2..0 sent to memory
Exceptions:
TLB refill exception
TLB invalid exception
TLB modification exception
Bus error exception
Address error exception
Reserved instruction exception (32-bit user mode/supervisor mode)