Developer Reference
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Asinpi
Computes the inverse sine of vector elements divided by π.
Performance:
Intel® Xeon® Processor E5-2680 | Intel® Xeon® Processor E5-2699 v3 | Intel® Xeon® Processor E5-2699 v4 | Intel® Xeon® Gold 6148 Processor | ||
---|---|---|---|---|---|
single | HA | 4.20 | 3.50 | 3.34 | 1.97 |
LA | 2.77 | 1.92 | 1.70 | 1.14 | |
EP | 2.77 | 1.81 | 1.56 | 0.80 | |
double | HA | 10.87 | 8.23 | 7.68 | 4.03 |
LA | 8.22 | 7.10 | 6.01 | 3.71 | |
EP | 5.61 | 4.31 | 3.89 | 2.40 |
Notes:
- Units - CPE (Clocks per Element)
Performance was measured on "working" interval (double precision: [ -1.0, 1.0 ]; single precision: [ -1.0, 1.0 ])
Data - vectors of 1000 elements with random generated numbers.
All data was collected with 64-bit libraries.
Accuracy:
Intel® Xeon® Processor E5-2680 | Intel® Xeon® Processor E5-2699 v3 | Intel® Xeon® Processor E5-2699 v4 | Intel® Xeon® Gold 6148 Processor | ||
---|---|---|---|---|---|
single | HA | 0.79 | 0.79 | 0.79 | 1.05 |
LA | 2.68 | 2.68 | 2.68 | 2.68 | |
EP | 680.61 | 680.61 | 680.61 | 680.61 | |
double | HA | 1.00 | 1.00 | 1.00 | 1.00 |
LA | 2.48 | 2.48 | 2.48 | 2.38 | |
EP | 5.87E+06 | 5.87E+06 | 5.87E+06 | 5.98E+06 |
NOTE:
Units - ULP (Units in the Last Place).
Performance Graphs:
Parent topic: Trigonometric Functions