LoongArch Reference Manual. Volume 1: Basic Architecture (Version 1.02) - page 14

 

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LoongArch Reference Manual. Volume 1: Basic Architecture (Version 1.02) - page 14

 

 

3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
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9
8
7
6
5
4
3
2
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rd,
0
0
0
1
1
0
1
si20
rd
LAU
si2
12I
0
PCA
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0
0
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1
1
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rd
DDU
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0
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1
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DDU
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LL.
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W
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4
SC.
rd,
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4
LL.
rd,
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1
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D
rj,
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4
LDP
rd,
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TR.
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4
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0
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1
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4
LDP
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1
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0
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1
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rj
rd
TR.
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D
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4
STP
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0
0
1
0
0
1
1
1
si14
rj
rd
TR.
rj,
D
si1
4
187
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
LD.
rd,
0
0
1
0
1
0
0
0
0
0
si12
rj
rd
B
rj,
si1
2
LD.
rd,
0
0
1
0
1
0
0
0
0
1
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rd
H
rj,
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2
LD.
rd,
0
0
1
0
1
0
0
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1
0
si12
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rd
W
rj,
si1
2
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rd,
0
0
1
0
1
0
0
0
1
1
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rd
D
rj,
si1
2
ST.
rd,
0
0
1
0
1
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0
1
0
0
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rd
B
rj,
si1
2
ST.
rd,
0
0
1
0
1
0
0
1
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1
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rd
H
rj,
si1
2
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rd,
0
0
1
0
1
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0
1
1
0
si12
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rd
W
rj,
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2
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rd,
0
0
1
0
1
0
0
1
1
1
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rj
rd
D
rj,
si1
2
LD.
rd,
0
0
1
0
1
0
1
0
0
0
si12
rj
rd
BU
rj,
si1
2
LD.
rd,
0
0
1
0
1
0
1
0
0
1
si12
rj
rd
HU
rj,
si1
2
188
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
LD.
rd,
0
0
1
0
1
0
1
0
1
0
si12
rj
rd
WU
rj,
si1
2
PRE
hin
0
0
1
0
1
0
1
0
1
1
si12
rj
hint
LD
t,
rj,
si1
2
FLD
fd,
0
0
1
0
1
0
1
1
0
0
si12
rj
fd
.S
rj,
si1
2
FST
fd,
0
0
1
0
1
0
1
1
0
1
si12
rj
fd
.S
rj,
si1
2
FLD
fd,
0
0
1
0
1
0
1
1
1
0
si12
rj
fd
.D
rj,
si1
2
FST
fd,
0
0
1
0
1
0
1
1
1
1
si12
rj
fd
.D
rj,
si1
2
LDX
rd,
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
rk
rj
rd
.B
rj,
rk
LDX
rd,
0
0
1
1
1
0
0
0
0
0
0
0
0
1
0
0
0
rk
rj
rd
.H
rj,
rk
LDX
rd,
0
0
1
1
1
0
0
0
0
0
0
0
1
0
0
0
0
rk
rj
rd
.W
rj,
rk
LDX
rd,
0
0
1
1
1
0
0
0
0
0
0
0
1
1
0
0
0
rk
rj
rd
.D
rj,
rk
STX
rd,
0
0
1
1
1
0
0
0
0
0
0
1
0
0
0
0
0
rk
rj
rd
.B
rj,
rk
189
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
STX
rd,
0
0
1
1
1
0
0
0
0
0
0
1
0
1
0
0
0
rk
rj
rd
.H
rj,
rk
STX
rd,
0
0
1
1
1
0
0
0
0
0
0
1
1
0
0
0
0
rk
rj
rd
.W
rj,
rk
STX
rd,
0
0
1
1
1
0
0
0
0
0
0
1
1
1
0
0
0
rk
rj
rd
.D
rj,
rk
LDX
rd,
0
0
1
1
1
0
0
0
0
0
1
0
0
0
0
0
0
rk
rj
rd
.BU
rj,
rk
LDX
rd,
0
0
1
1
1
0
0
0
0
0
1
0
0
1
0
0
0
rk
rj
rd
.HU
rj,
rk
LDX
rd,
0
0
1
1
1
0
0
0
0
0
1
0
1
0
0
0
0
rk
rj
rd
.WU
rj,
rk
PRE
hin
0
0
1
1
1
0
0
0
0
0
1
0
1
1
0
0
0
rk
rj
hint
LDX
t,
rj,
rk
FLD
fd,
0
0
1
1
1
0
0
0
0
0
1
1
0
0
0
0
0
rk
rj
fd
X.S
rj,
rk
FLD
fd,
0
0
1
1
1
0
0
0
0
0
1
1
0
1
0
0
0
rk
rj
fd
X.D
rj,
rk
FST
fd,
0
0
1
1
1
0
0
0
0
0
1
1
1
0
0
0
0
rk
rj
fd
X.S
rj,
rk
FST
fd,
0
0
1
1
1
0
0
0
0
0
1
1
1
1
0
0
0
rk
rj
fd
X.D
rj,
rk
AMS
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
0
0
0
0
rk
rj
rd
WAP
rk,
.W
rj
AMS
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
0
0
0
1
rk
rj
rd
WAP
rk,
.D
rj
190
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
AMA
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
0
0
1
0
rk
rj
rd
DD.
rk,
W
rj
AMA
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
0
0
1
1
rk
rj
rd
DD.
rk,
D
rj
AMA
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
0
1
0
0
rk
rj
rd
ND.
rk,
W
rj
AMA
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
0
1
0
1
rk
rj
rd
ND.
rk,
D
rj
AMO
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
0
1
1
0
rk
rj
rd
R.W
rk,
rj
AMO
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
0
1
1
1
rk
rj
rd
R.D
rk,
rj
AMX
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
1
0
0
0
rk
rj
rd
OR.
rk,
W
rj
AMX
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
1
0
0
1
rk
rj
rd
OR.
rk,
D
rj
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
1
0
1
0
rk
rj
rd
AX.
rk,
W
rj
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
1
0
1
1
rk
rj
rd
AX.
rk,
D
rj
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
1
1
0
0
rk
rj
rd
IN.
rk,
W
rj
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
1
1
0
1
rk
rj
rd
IN.
rk,
D
rj
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
1
1
1
0
rk
rj
rd
AX.
rk,
WU
rj
191
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
0
1
1
1
1
rk
rj
rd
AX.
rk,
DU
rj
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
0
0
0
0
rk
rj
rd
IN.
rk,
WU
rj
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
0
0
0
1
rk
rj
rd
IN.
rk,
DU
rj
AMS
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
0
0
1
0
rk
rj
rd
WAP
rk,
_DB
rj
.W
AMS
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
0
0
1
1
rk
rj
rd
WAP
rk,
_DB
rj
.D
AMA
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
0
1
0
0
rk
rj
rd
DD_
rk,
DB.
rj
W
AMA
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
0
1
0
1
rk
rj
rd
DD_
rk,
DB.
rj
D
AMA
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
0
1
1
0
rk
rj
rd
ND_
rk,
DB.
rj
W
AMA
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
0
1
1
1
rk
rj
rd
ND_
rk,
DB.
rj
D
AMO
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
1
0
0
0
rk
rj
rd
R_D
rk,
B.W
rj
AMO
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
1
0
0
1
rk
rj
rd
R_D
rk,
B.D
rj
192
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
AMX
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
1
0
1
0
rk
rj
rd
OR_
rk,
DB.
rj
W
AMX
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
1
0
1
1
rk
rj
rd
OR_
rk,
DB.
rj
D
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
1
1
0
0
rk
rj
rd
AX_
rk,
DB.
rj
W
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
1
1
0
1
rk
rj
rd
AX_
rk,
DB.
rj
D
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
1
1
1
0
rk
rj
rd
IN_
rk,
DB.
rj
W
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
0
1
1
1
1
1
rk
rj
rd
IN_
rk,
DB.
rj
D
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
0
0
rk
rj
rd
AX_
rk,
DB.
rj
WU
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
0
1
rk
rj
rd
AX_
rk,
DB.
rj
DU
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
1
0
rk
rj
rd
IN_
rk,
DB.
rj
WU
AMM
rd,
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
1
1
rk
rj
rd
IN_
rk,
DB.
rj
DU
DBA
hin
0
0
1
1
1
0
0
0
0
1
1
1
0
0
1
0
0
hint
R
t
193
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
IBA
hin
0
0
1
1
1
0
0
0
0
1
1
1
0
0
1
0
1
hint
R
t
FLD
fd,
0
0
1
1
1
0
0
0
0
1
1
1
0
1
0
0
0
rk
rj
fd
GT.
rj,
S
rk
FLD
fd,
0
0
1
1
1
0
0
0
0
1
1
1
0
1
0
0
1
rk
rj
fd
GT.
rj,
D
rk
FLD
fd,
0
0
1
1
1
0
0
0
0
1
1
1
0
1
0
1
0
rk
rj
fd
LE.
rj,
S
rk
FLD
fd,
0
0
1
1
1
0
0
0
0
1
1
1
0
1
0
1
1
rk
rj
fd
LE.
rj,
D
rk
FST
fd,
0
0
1
1
1
0
0
0
0
1
1
1
0
1
1
0
0
rk
rj
fd
GT.
rj,
S
rk
FST
fd,
0
0
1
1
1
0
0
0
0
1
1
1
0
1
1
0
1
rk
rj
fd
GT.
rj,
D
rk
FST
fd,
0
0
1
1
1
0
0
0
0
1
1
1
0
1
1
1
0
rk
rj
fd
LE.
rj,
S
rk
FST
fd,
0
0
1
1
1
0
0
0
0
1
1
1
0
1
1
1
1
rk
rj
fd
LE.
rj,
D
rk
LDG
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
rk
rj
rd
T.B
rj,
rk
LDG
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
0
0
0
1
rk
rj
rd
T.H
rj,
rk
LDG
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
0
0
1
0
rk
rj
rd
T.W
rj,
rk
LDG
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
rk
rj
rd
T.D
rj,
rk
LDL
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
0
1
0
0
rk
rj
rd
E.B
rj,
rk
194
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
LDL
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
0
1
0
1
rk
rj
rd
E.H
rj,
rk
LDL
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
0
1
1
0
rk
rj
rd
E.W
rj,
rk
LDL
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
0
1
1
1
rk
rj
rd
E.D
rj,
rk
STG
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
1
0
0
0
rk
rj
rd
T.B
rj,
rk
STG
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
1
0
0
1
rk
rj
rd
T.H
rj,
rk
STG
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
1
0
1
0
rk
rj
rd
T.W
rj,
rk
STG
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
1
0
1
1
rk
rj
rd
T.D
rj,
rk
STL
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
1
1
0
0
rk
rj
rd
E.B
rj,
rk
STL
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
1
1
0
1
rk
rj
rd
E.H
rj,
rk
STL
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
1
1
1
0
rk
rj
rd
E.W
rj,
rk
STL
rd,
0
0
1
1
1
0
0
0
0
1
1
1
1
1
1
1
1
rk
rj
rd
E.D
rj,
rk
BEQ
rj,
0
1
0
0
0
0
offs[15:0]
rj
offs[20:16
Z
off
]
s
BNE
rj,
0
1
0
0
0
1
offs[15:0]
rj
offs[20:16
Z
off
]
s
195
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
BCE
cj,
0
1
0
0
1
0
offs[15:0]
0
0
cj
offs[20:16
QZ
off
]
s
BCN
cj,
0
1
0
0
1
0
offs[15:0]
0
1
cj
offs[20:16
EZ
off
]
s
JIR
rd,
0
1
0
0
1
1
offs[15:0]
rj
rd
L
rj,
off
s
B
off
0
1
0
1
0
0
offs[15:0]
offs[25:16]
s
BL
off
0
1
0
1
0
1
offs[15:0]
offs[25:16]
s
BEQ
rj,
0
1
0
1
1
0
offs[15:0]
rj
rd
rd,
off
s
BNE
rj,
0
1
0
1
1
1
offs[15:0]
rj
rd
rd,
off
s
BLT
rj,
0
1
1
0
0
0
offs[15:0]
rj
rd
rd,
off
s
BGE
rj,
0
1
1
0
0
1
offs[15:0]
rj
rd
rd,
off
s
BLT
rj,
0
1
1
0
1
0
offs[15:0]
rj
rd
U
rd,
off
s
BGE
rj,
0
1
1
0
1
1
offs[15:0]
rj
rd
U
rd,
off
s
196

 

 

 

 

 

 

 

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