FpFunctionUnit
- 版本：V2R2
- 状态：OK
- 日期：2025/01/20
- commit：xxx
浮点运算功能单元包括 falu, fmac, fcvt, fDivSqrt; 每个功能单元支持的指令如下表：
falu
falu 支持的指令
| 功能单元 |
支持指令 |
扩展 |
描述 |
| falu |
FMINM.H |
Zfa |
scalar |
| falu |
FMINM.S |
Zfa |
scalar |
| falu |
FMINM.D |
Zfa |
scalar |
| falu |
FMAXM.H |
Zfa |
scalar |
| falu |
FMAXM.S |
Zfa |
scalar |
| falu |
FMAXM.D |
Zfa |
scalar |
| falu |
FLEQ.H |
Zfa |
scalar |
| falu |
FLEQ.S |
Zfa |
scalar |
| falu |
FLEQ.D |
Zfa |
scalar |
| falu |
FLTQ.H |
Zfa |
scalar |
| falu |
FLTQ.S |
Zfa |
scalar |
| falu |
FLTQ.D |
Zfa |
scalar |
| falu |
FADD.H |
Zfh |
scalar |
| falu |
FADD.S |
F |
scalar |
| falu |
FADD.D |
D |
scalar |
| falu |
FSUB.H |
Zfh |
scalar |
| falu |
FSUB.S |
F |
scalar |
| falu |
FSUB.D |
D |
scalar |
| falu |
FEQ.H |
Zfh |
scalar |
| falu |
FEQ.S |
F |
scalar |
| falu |
FEQ.D |
D |
scalar |
| falu |
FLT.H |
Zfh |
scalar |
| falu |
FLT.S |
F |
scalar |
| falu |
FLT.D |
D |
scalar |
| falu |
FLE.H |
Zfh |
scalar |
| falu |
FLE.S |
F |
scalar |
| falu |
FLE.D |
D |
scalar |
| falu |
FMIN.H |
Zfh |
scalar |
| falu |
FMIN.S |
F |
scalar |
| falu |
FMIN.D |
D |
scalar |
| falu |
FCLASS.H |
Zfh |
scalar |
| falu |
FCLASS.S |
F |
scalar |
| falu |
FCLASS.D |
D |
scalar |
| falu |
FSGNJ.H |
Zfh |
scalar |
| falu |
FSGNJ.S |
F |
scalar |
| falu |
FSGNJ.D |
D |
scalar |
| falu |
FSGNJX.H |
Zfh |
scalar |
| falu |
FSGNJX.S |
F |
scalar |
| falu |
FSGNJX.D |
D |
scalar |
| falu |
FSGNJN.H |
Zfh |
scalar |
| falu |
FSGNJN.S |
F |
scalar |
| falu |
FSGNJN.D |
D |
scalar |
fmac
fmac 支持的指令
| 功能单元 |
支持指令 |
扩展 |
描述 |
| fmac |
FMUL.H |
Zfh |
scalar |
| fmac |
FMUL.S |
F |
scalar |
| fmac |
FMUL.D |
D |
scalar |
| fmac |
FMADD.H |
Zfh |
scalar |
| fmac |
FMADD.S |
F |
scalar |
| fmac |
FMADD.D |
D |
scalar |
| fmac |
FMSUB.H |
Zfh |
scalar |
| fmac |
FMSUB.S |
F |
scalar |
| fmac |
FMSUB.D |
D |
scalar |
| fmac |
FNMADD.H |
Zfh |
scalar |
| fmac |
FNMADD.S |
F |
scalar |
| fmac |
FNMADD.D |
D |
scalar |
| fmac |
FNMSUB.H |
Zfh |
scalar |
| fmac |
FNMSUB.S |
F |
scalar |
| fmac |
FNMSUB.D |
D |
scalar |
fcvt
fcvt 支持的指令
| 功能单元 |
支持指令 |
扩展 |
描述 |
| fcvt |
FROUND.H |
zfa |
scalar |
| fcvt |
FROUND.S |
zfa |
scalar |
| fcvt |
FROUND.D |
zfa |
scalar |
| fcvt |
FROUNDX.H |
zfa |
scalar |
| fcvt |
FROUNDX.S |
zfa |
scalar |
| fcvt |
FROUNDX.D |
zfa |
scalar |
| fcvt |
FCVTMOD.W.D |
zfa |
scalar |
| fcvt |
FCVT.W.S |
F |
scalar |
| fcvt |
FCVT.WU.S |
F |
scalar |
| fcvt |
FCVT.L.S |
F |
scalar |
| fcvt |
FCVT.LU.S |
F |
scalar |
| fcvt |
FCVT.D.S |
D |
scalar |
| fcvt |
FCVT.W.D |
D |
scalar |
| fcvt |
FCVT.WU.D |
D |
scalar |
| fcvt |
FCVT.L.D |
D |
scalar |
| fcvt |
FCVT.LU.D |
D |
scalar |
| fcvt |
FCVT.S.D |
D |
scalar |
| fcvt |
FCVT.D.S |
D |
scalar |
| fcvt |
FCVT.H.S |
Zfh |
scalar |
| fcvt |
FCVT.S.H |
Zfh |
scalar |
| fcvt |
FCVT.H.D |
Zfh |
scalar |
| fcvt |
FCVT.D.H |
Zfh |
scalar |
| fcvt |
FCVT.W.H |
Zfh |
scalar |
| fcvt |
FCVT.WU.H |
Zfh |
scalar |
| fcvt |
FCVT.L.H |
Zfh |
scalar |
| fcvt |
FCVT.LU.H |
Zfh |
scalar |
| fcvt |
FMV.X.D |
D |
scalar |
| fcvt |
FMV.X.W |
F |
scalar |
| fcvt |
FMV.X.H |
Zfh |
scalar |
fDivSqrt
fDivSqrt 支持的指令
| 功能单元 |
支持指令 |
扩展 |
描述 |
| fDivSqrt |
FDIV.H |
Zfh |
scalar |
| fDivSqrt |
FDIV.S |
F |
scalar |
| fDivSqrt |
FDIV.D |
D |
scalar |
| fDivSqrt |
FSQRT.H |
Zfh |
scalar |
| fDivSqrt |
FSQRT.S |
F |
scalar |
| fDivSqrt |
FSQRT.D |
D |
scalar |