Created by
Rasmus Larsen
| Benchmarks for log1p:
SSE:
name old time/op new time/op delta
BM_eigen_log1p_float/1 6.97ns ± 0% 8.62ns ± 0% +23.68%
BM_eigen_log1p_float/8 53.4ns ± 0% 21.1ns ± 1% -60.58%
BM_eigen_log1p_float/64 466ns ± 1% 149ns ± 2% -67.93%
BM_eigen_log1p_float/512 4.11µs ± 2% 1.18µs ± 1% -71.33%
BM_eigen_log1p_float/4k 35.6µs ± 1% 9.4µs ± 1% -73.54%
BM_eigen_log1p_float/32k 293µs ± 0% 74µs ± 0% -74.55%
BM_eigen_log1p_float/256k 2.34ms ± 0% 0.60ms ± 4% -74.19%
BM_eigen_log1p_float/1M 9.37ms ± 0% 2.41ms ± 2% -74.32%
AVX:
name old time/op new time/op delta
BM_eigen_log1p_float/1 9.16ns ± 0% 11.47ns ± 1% +25.22%
BM_eigen_log1p_float/8 55.0ns ± 0% 15.9ns ± 3% -71.15%
BM_eigen_log1p_float/64 468ns ± 2% 95ns ± 2% -79.66%
BM_eigen_log1p_float/512 4.15µs ± 5% 0.73µs ± 3% -82.50%
BM_eigen_log1p_float/4k 35.7µs ± 2% 5.8µs ± 3% -83.79%
BM_eigen_log1p_float/32k 290µs ± 0% 46µs ± 2% -84.11%
BM_eigen_log1p_float/256k 2.32ms ± 0% 0.37ms ± 3% -84.00%
BM_eigen_log1p_float/1M 9.30ms ± 0% 1.48ms ± 4% -84.08%
AVX+FMA:
name old time/op new time/op delta
BM_eigen_log1p_float/1 9.22ns ± 1% 11.38ns ± 0% +23.53%
BM_eigen_log1p_float/8 55.0ns ± 0% 14.3ns ± 2% -74.07%
BM_eigen_log1p_float/64 468ns ± 1% 83ns ± 2% -82.30%
BM_eigen_log1p_float/512 4.09µs ± 1% 0.63µs ± 1% -84.58%
BM_eigen_log1p_float/4k 35.5µs ± 1% 5.0µs ± 2% -85.81%
BM_eigen_log1p_float/32k 291µs ± 0% 40µs ± 2% -86.25%
BM_eigen_log1p_float/256k 2.33ms ± 0% 0.32ms ± 2% -86.31%
BM_eigen_log1p_float/1M 9.32ms ± 1% 1.27ms ± 1% -86.36%
AVX512
name old time/op new time/op delta
BM_eigen_log1p_float/1 9.17ns ± 0% 10.83ns ± 2% +18.06%
BM_eigen_log1p_float/8 55.1ns ± 0% 67.9ns ± 1% +23.16%
BM_eigen_log1p_float/64 466ns ± 1% 40ns ± 4% -91.38%
BM_eigen_log1p_float/512 4.09µs ± 1% 0.31µs ± 1% -92.37%
BM_eigen_log1p_float/4k 35.5µs ± 0% 2.5µs ± 2% -92.91%
BM_eigen_log1p_float/32k 291µs ± 0% 20µs ± 3% -93.06%
BM_eigen_log1p_float/256k 2.33ms ± 0% 0.16ms ± 2% -93.11%
BM_eigen_log1p_float/1M 9.31ms ± 0% 0.64ms ± 1% -93.13%
Benchmarks for expm1:
SSE:
name old time/op new time/op delta
BM_eigen_expm1_float/1 6.66ns ± 0% 8.01ns ± 0% +20.18%
BM_eigen_expm1_float/8 52.6ns ± 0% 60.2ns ± 1% +14.43%
BM_eigen_expm1_float/64 466ns ± 2% 464ns ± 0% ~
BM_eigen_expm1_float/512 3.90µs ± 2% 3.66µs ± 1% -6.00%
BM_eigen_expm1_float/4k 36.8µs ± 2% 29.4µs ± 1% -20.09%
BM_eigen_expm1_float/32k 309µs ± 1% 235µs ± 0% -23.87%
BM_eigen_expm1_float/256k 2.47ms ± 1% 1.88ms ± 0% -24.13%
BM_eigen_expm1_float/1M 9.90ms ± 2% 7.50ms ± 0% -24.22%
AVX:
name old time/op new time/op delta
BM_eigen_expm1_float/1 8.77ns ± 0% 11.33ns ± 0% +29.14%
BM_eigen_expm1_float/8 54.4ns ± 0% 40.7ns ± 6% -25.13%
BM_eigen_expm1_float/64 465ns ± 0% 276ns ± 1% -40.55%
BM_eigen_expm1_float/512 3.91µs ± 1% 2.16µs ± 1% -44.79%
BM_eigen_expm1_float/4k 36.7µs ± 0% 17.2µs ± 0% -53.11%
BM_eigen_expm1_float/32k 308µs ± 0% 137µs ± 1% -55.45%
BM_eigen_expm1_float/256k 2.47ms ± 0% 1.10ms ± 0% -55.49%
BM_eigen_expm1_float/1M 9.87ms ± 0% 4.38ms ± 0% -55.56%
AVX+FMA:
name old time/op new time/op delta
BM_eigen_expm1_float/1 9.19ns ±15% 11.54ns ± 0% +25.60%
BM_eigen_expm1_float/8 55.5ns ± 4% 26.5ns ± 8% -52.18%
BM_eigen_expm1_float/64 475ns ± 3% 177ns ± 3% -62.74%
BM_eigen_expm1_float/512 3.93µs ± 3% 1.38µs ± 1% -64.97%
BM_eigen_expm1_float/4k 36.9µs ± 1% 11.0µs ± 1% -70.15%
BM_eigen_expm1_float/32k 310µs ± 1% 87µs ± 1% -71.75%
BM_eigen_expm1_float/256k 2.48ms ± 1% 0.70ms ± 1% -71.70%
BM_eigen_expm1_float/1M 9.94ms ± 1% 2.81ms ± 2% -71.76%
AVX512
name old time/op new time/op delta
BM_eigen_expm1_float/1 8.77ns ± 0% 11.38ns ± 0% +29.69%
BM_eigen_expm1_float/8 54.4ns ± 1% 62.4ns ± 1% +14.82%
BM_eigen_expm1_float/64 466ns ± 1% 92ns ± 2% -80.30%
BM_eigen_expm1_float/512 3.88µs ± 1% 0.71µs ± 2% -81.76%
BM_eigen_expm1_float/4k 36.7µs ± 0% 5.7µs ± 1% -84.58%
BM_eigen_expm1_float/32k 309µs ± 0% 45µs ± 1% -85.43%
BM_eigen_expm1_float/256k 2.48ms ± 0% 0.36ms ± 1% -85.39%
BM_eigen_expm1_float/1M 9.92ms ± 1% 1.44ms ± 2% -85.46%
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