ARM ARM1176JZF-S - Table 21-14 Short Vector FDIVS-FADDS Resource Hazard

VFP Instruction Execution
ARM DDI 0301H Copyright © 2004-2009 ARM Limited. All rights reserved. 21-19
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Table 21-14 lists the pipeline stages for Example 21-12 on page 21-18.
Table 21-14 Short vector FDIVS-FADDS resource hazard
Instruction cycle number
123 4…
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
3
2
4
2
5
2
6…
3
0
3
1
3
2
3
3
3
4
3
5
3
6
FDIVS D I E
1’
E
1
…E
1
E
1
E
1’
E
1
E
1
E
1
E
1
E
1
E
1
E
1
E
1
…E
1
E
1
E
1
E
2
E
3
E
4
W
FADDS - - D D … D D I E
1
E
2
E
3
E
4
E
5
E
6
E
7
W…-------