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Instruction cycle number
1
FDIVS
D
FADDS
-
ARM DDI 0301H
ID012310
Table 21-14 lists the pipeline stages for Example 21-12 on page 21-18.
1
1
2
3
4
...
6
7
I
E
E
...
E
E
1'
1
1
1
-
D
D
...
D
D
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Table 21-14 Short vector FDIVS-FADDS resource hazard
1
1
2
2
2
2
2
8
9
0
1
2
3
4
E
E
E
E
E
E
E
1'
1
1
1
1
1
1
I
E
E
E
E
E
E
1
2
3
4
5
6
VFP Instruction Execution
2
2
3
3
3
3
5
6
...
0
1
2
3
E
E
...
E
E
E
E
1
1
1
1
1
2
E
W ...
-
-
-
-
7
3
3
3
4
5
6
E
E
W
3
4
-
-
-
21-19
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