mc68ec040v Freescale Semiconductor, Inc, mc68ec040v Datasheet - Page 327
mc68ec040v
Manufacturer Part Number
mc68ec040v
Description
M68040 User Manual
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68EC040V.pdf
(442 pages)
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10.7.3 Timings in the Floating-Point Unit (Continued)
10-36
FDIV
FSQRT
FMOVE,
FABS,
FNEG
FMOVE
Instruction
Opclass
2
2
2
2
2
0
0
2
2
2
2
0
0
0
0
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
3
0
B,W,L
B,W,L
Size
B,W
B,W
S,D
S,D
S,D
S,D
—
—
—
—
—
—
—
—
X
X
X
X
X
S
S
D
D
D
D
D
X
X
X
X
X
X
L
L
L
L
Freescale Semiconductor, Inc.
For More Information On This Product,
Precision
Any
Any
Any
Any
Any
Any
Any
Any
Any
Any
Any
Any
Any
Any
Any
Any
Any
Any
Any
S,D
S,D
S,D
D,X
D,X
S,D
S,D
S,D
D,X
D,X
X
X
S
S
S
X
X
S
S
M68040 USER’S MANUAL
Go to: www.freescale.com
(Norm|Zero|Inf)
(Norm|Zero|Inf)
(Norm|Zero|Inf)
(Norm|Zero|Inf)
(Zero|Inf|NAN)
(Zero|Inf|NAN)
(Zero|Inf|NAN)
(+Norm|Zero)
(+Norm|Zero)
(+Norm|Zero)
+(Norm|Zero)
–(Norm|Zero)
Norm,Norm
Operands
(Zero|Inf)
(Zero|Inf)
(Zero|Inf)
— ,NAN
— ,Zero
— ,NAN
—Norm
—Norm
—Norm
— ,Inf
Norm
Norm
Norm
Norm
Norm
Norm
NAN
NAN
NAN
NAN
NAN
NAN
NAN
Any
Any
Conversion
1.5(12.5)
1.5(11.5)
1.5(11.5)
1.5(11)
1.5(11)
1.5(13)
3(10)
3(4)
2(3)
2(3)
3(4)
3(9)
5
3
4
4
4
5
5
5
6
6
4
5
5
4
4
5
2
5
3
3
3
4
4
5
3
4
Execution
37.5
103
103
103
4.5
1.5
1.5
4.5
4.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
5
5
0
0
Normalization
MOTOROLA
2(3)
2(3)
2(3)
2(3)
3.5
4.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
0
0
0
0
0
0
0
0
0
0
2
2
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