Motorola DSP96002 User Manual
Page 506
A - 318
DSP96002 USER’S MANUAL
MOTOROLA
(IEEE Mode)
+ da Cycles
worst case
Comments
FABS.S
das
6
Worst case: res=1, den=1
FABS.X
dax
4
Worst case: den=1
FADD.S
das
8
Worst case: res=1, den=2
FADD.X
dax
6
Worst case: den=2
FADDSUB.S
das
10
Worst case: res=2, den=2
FADDSUB.X
dax
6
Worst case: den=2
FCLR
0
0
FCMP
dax
6
Worst case: den=2
FCMPG
dax
6
Worst case: den=2
FCMPM
dax
6
Worst case: den=2
FCOPYS.S
das
8
Worst case: res=1, den=2
FCOPYS.X
dax
6
Worst case: den=2
FFcc
daff
n/a
FFcc.U
daff
n/a
FGETMAN
dax
4
Worst case: den=1
FINT
dax
4
Worst case: den=1
FLOAT.S
0
0
FLOAT.X
0
0
FLOATU.S
0
0
FLOATU.X
0
0
FLOOR
dax
4
Worst case: den=1
FMPY//FADD.S
dams
14
Worst case: res=2, den=4
FMPY//FADD.X
damx
12
Worst case: res=1, den=4
FMPY//FADDSUB.S
dams
16
Worst case: res=3, den=4
FMPY//FADDSUB.X
damx
12
Worst case: res=1, den=4
FMPY//FSUB.S
dams
14
Worst case: res=2, den=4
FMPY//FSUB.X
damx
12
Worst case: res=1, den=4
FMPY.S
dam
8
Worst case: res=1, den=2
FMPY.X
dam
8
Worst case: res=1, den=2
FNEG.S
das
6
Worst case: res=1, den=1
Figure A-8 Data ALU Operation Timing Summary