31:26
25:21
20:16 15:11
10:6 5:0
Ö¸Áî¼°Æä¶ÔÓ¦»úÆ÷Âë²éÕÒ±í
Âß¼ÔËËãÖ¸ Áî
000000
rs
rt
rd
00000
100100
000000
rs
rt
rd
00000
100101
000000
rs
rt
rd
00000
100110
000000
rs
rt
rd
00000
100111
001100
rs
rt
immediate
001110
rs
rt
immediate
001111
00000
rt
immediate
001101
rs
rt
immediate
and rd,rs,rt
or rd,rs,rt
xor rd,rs,rt
nor rd,rs,rt
andi rt,rs,immediate
xori rt,rs,immediate
lui rt,immediate
ori rs,rt,immediate
sll rd,rt,sa
srl rd,rt,sa
sra rd,rt,sa
sllv rd,rt,rs
srlv rd,rt,rs
srav rd,rt,rs
mfhi rd
mflo rd
mthi rs
mtlo rs
add rd,rs,rt
addu rd,rs,rt
sub rd,rs,rt
subu rd,rs,rt
slt rd,rs,rt
sltu rd,rs,rt
mult rs,rt
multu rs,rt
div rs,rt
divu rs,rt
addi rt,rs,immediate addiu rt,rs,immediate slti rt,rs,immediate sltiu rt,rs,immediate
jr rs
jalr rs/jalr rd,rs
j target
jal target
beq rs,rt,offset
bgtz rs,offset
blez rs,offset
bne rs,rt,offset
bltz rs,offset
bltzal rs,offset
bgez rs,offset
bgezal rs,offset
lb rt,offset(base)
lbu rt,offset(base)
lh rt,offset(base)
lhu rt,offset(base)
lw rt,offset(base)
sb rt,offset(base)
sh rt,offset(base)
sw rt,offset(base)
break
syscall
mtc0 rt,rd
mfc0 rt,rd
ÒÆλָÁî
000000
00000
rt
rd
sa
000000
000000
00000
rt
rd
sa
000010
000000
00000
rt
rd
sa
000011
000000
rs
rt
rd
00000
000100
000000
rs
rt
rd
00000
000110
000000
rs
rt
rd
00000
000111
Êý¾ÝÒƶ¯Ö¸ Áî
000000
00000
00000
rd
00000
010000
000000
00000
00000
rd
00000
010010
000000
rs
00000
00000
00000
010001
000000
rs
00000
00000
00000
010011
ËãÊõÔËËãÖ¸ Áî
000000
rs
rt
rd
00000
100000
000000
rs
rt
rd
00000
100001
000000
rs
rt
rd
00000
100010
000000
rs
rt
rd
00000
100011
000000
rs
rt
rd
00000
101010
000000
rs
rt
rd
00000
101011
000000
rs
rt
00000
00000
011000
000000
rs
rt
00000
00000
011001
000000
rs
rt
00000
00000
011010
000000
rs
rt
00000
00000
011011
001000
rs
rt
immediate
001001
rs
rt
immediate
001010
rs
rt
immediate
001011
rs
rt
immediate
·ÖÖ§Ìøתָ Áî
000000
rs
00000
00000
00000
001000
000000
rs
00000
rd
00000
001001
000010
instr_index
000011
instr_index
000100
rs
rt
offset
000111
rs
00000
offset
000110
rs
00000
offset
000101
rs
rt
offset
000001
rs
00000
offset
000001
rs
10000
offset
000001
rs
00001
offset
000001
rs
10001
offset
·Ã´æÖ¸Áî
100000
base
rt
offset
100100
base
rt
offset
100001
base
rt
offset
100101
base
rt
offset
100011
base
rt
offset
101000
base
rt
offset
101001
base
rt
offset
101011
base
rt
offset
ÄÚÏÝÖ¸Áî
000000
code
001101
000000
code
001100
ÌØȨָÁî
31:26
25:21
20:16
15:11
10:3
2:0
010000
00100
rt
rd
00000000
sel
010000
00000
rt
rd
00000000
sel
31:26
25
24:6
5:0
010000
1
0000 0000 0000 0000 000
011000
eret