Resource Table For Fir Filter Code; Determining The Minimum Iteration Interval - Texas Instruments TMS320C6000 Programmer's Manual

Outer Loop Conditionally Executed With Inner Loop

6.14.7 Determining the Minimum Iteration Interval

Table 6–27. Resource Table for FIR Filter Code
(a) A side
Unit(s)
.M1
.S1
.D1
.L1
Total non-.M units
1X paths
6.14.8 Final Assembly
6-146
Based on Table 6–27, the minimum iteration interval is 8. An iteration interval
of 8 means that two multiply-accumulates per cycle are still executing.
Total/Unit
8
7
5
8
20
7
Example 6–78 shows the final assembly for the FIR filter with the outer loop
conditionally executing in parallel with the inner loop.
(b) B side
Unit(s)
.M2
.S2
.D2
.L2
Total non-.M units
2X paths
Total/Unit
8
6
6
8
20
5