參數(shù)資料
型號(hào): μPD30181
廠商: NEC Corp.
英文描述: 64-Bit RISC Microprosessor(64位RISC微處理器)
中文描述: 64位RISC Microprosessor(64位的RISC微處理器)
文件頁(yè)數(shù): 48/68頁(yè)
文件大小: 270K
代理商: ΜPD30181
48
μ
PD30700,30700L,30710
Table 6-8. FPU Instruction Set: MIPS IV
Instruction
Description
Format
Load index instruction
op
base
index
0
fd
funct
LWXC1
Load Word Indexed To Floating-point
LWXC1
fd, index (base)
LDXC1
Load Doubleword Indexed To Floating-point
LDXC1
fd, index (base)
Store index instruction
op
base
index
fs
0
funct
SWXC1
Store Word Indexed From Floating-point
SWXC1
fs, index (base)
SDXC1
Store Doubleword Indexed From Floating-point
SDXC1
fs, index (base)
Conversion instruction
COP1
fmt
0
fs
fd
funct
RECIP.fmt
Reciprocal Approximation
RECIP.fmt
fd, fs
RSQRT.fmt
Reciprocal Square Root Approximation
RSQRT.fmt
fd, fs
Multiplication instruction (1)
COP1
fmt
ft
fs
fd
funct
MSUB.fmt
Floating-point Multiply Subtract
MSUB.fmt
fd, fr, fs, ft
NMSUB.fmt
Floating-point Negative Multiply Subtract
NMSUB.fmt
fd, fr, fs, ft
MADD.fmt
Floating-point Multiply Add
MADD.fmt
fd, fr, fs, ft
NMADD.fmt
Floating-point Negative Multiply Add
NMADD.fmt
fd, fr, fs, ft
MOVN.fmt
Floating-point Move Conditional On Not Zero
MOVN.fmt
fd, fs, ft
MOVZ.fmt
Floating-point Move Conditional On Zero
MOVZ.fmt
fd, fs, ft
Operation instruction (2)
COP1
fmt
cc
0
fs
fd
funct
MOVF.fmt
Floating-point Move Conditional On FPU False
MOVF.fmt
fd, fs, cc
MOVT.fmt
Floating-point Move Conditional On FPU True
MOVT.fmt
fd, fs, cc
Compare instruction
COP1
fmt
ft
fs
cc
0
funct
C.cond.fmt
Floating-point Compare
C.cond.fmt
cc, fs, ft
FPU branch instruction
COP1
BC
cc
0
offset
BC1T
Branch On FPU True
BC1T
cc, offset
BC1F
Branch On FPU False
BC1F
cc, offset
BC1TL
Branch On FPU True Likely
BC1TL
cc, offset
BC1FL
Branch On FPU False Likely
BC1FL
cc, offset
Conditional transfer instruction
op
rs
cc
tf
rd
funct
MOVF
Move Conditional On FPU False
MOVF
rd, rs, cc
MOVT
Move Conditional On FPU True
MOVT
rd, rs, cc
Prefetch instruction
op
base
index
hint
0
funct
PREFX
Prefetch Indexed
PREFX
hint, index (base)
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