Function CIS
The CIS function computes a complex exponent of real vector elements (cosine and sine of real vector elements combined to a complex value).
Performance:
| Dual-Core Intel(R) Xeon(R) processor 5100 Series |
45nm Intel(R) Core(TM)2 Duo processor |
Intel(R) Itanium(R) 2 processor | ||
| single | HA | 18.94 | 18.41 | 111.60 |
| LA | 18.90 | 18.26 | 111.60 | |
| EP | 18.90 | 18.19 | 111.60 | |
| double | HA | 35.56 | 34.84 | 110.26 |
| LA | 35.56 | 34.63 | 110.26 | |
| EP | 35.54 | 34.63 | 110.26 | |
Accuracy:
| Dual-Core Intel(R) Xeon(R) processor 5100 Series |
45nm Intel(R) Core(TM)2 Duo processor |
Intel(R) Itanium(R) 2 processor | ||
| single | HA | 0.54 | 0.54 | 0.50 |
| LA | 0.54 | 0.54 | 0.50 | |
| EP | 0.55 | 0.55 | 0.50 | |
| double | HA | 0.51 | 0.51 | 0.50 |
| LA | 0.51 | 0.51 | 0.50 | |
| EP | 0.52 | 0.52 | 0.50 | |
Note: Units - ULP (Units in The Last Place).
Performance Graphs:
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