A nanobenchmark for Hermite3

[pleroy]

Command:
.\Release\x64\nanobenchmarks.exe --benchmark_filter=.*Hermite.* --loop_iterations 100 --keep_perf_boost --keep_throttling

SSE results:

AuthenticAMD AMD Ryzen Threadripper PRO 5965WX 24-Cores      
Features: FPU SSE SSE2 SSE3 FMA SSE4_1 AVX AVX2
RAW TSC:                                                 min      1‰      1%      5%     10%     25%     50%
                                    identity            5.70   +0.00   +0.00   +0.38   +0.38   +0.38   +0.38
                             mulsd_xmm0_xmm0            7.60   +0.00   +0.00   +0.00   +0.00   +0.00   +0.00
                          mulsd_xmm0_xmm0_4x           14.82   +0.38   +0.38   +0.38   +0.38   +0.38   +0.38
                            sqrtps_xmm0_xmm0           16.72   +0.00   +0.00   +0.00   +0.38   +0.38   +0.38
Slope: 1.263245 cycle/TSC    Overhead: 5.470815 TSC
Correlation coefficient: 0.999061
Cycles:                                     expected     min      1‰      1%      5%     10%     25%     50%
R                                   identity       0    0.29   +0.00   +0.00   +0.48   +0.48   +0.48   +0.48
R                            mulsd_xmm0_xmm0       3    2.69   +0.00   +0.00   +0.00   +0.00   +0.00   +0.00
R                         mulsd_xmm0_xmm0_4x      12   12.29   +0.00   +0.00   +0.00   +0.00   +0.00   +0.00
R                           sqrtps_xmm0_xmm0      14   14.21   +0.00   +0.00   +0.00   +0.48   +0.48   +0.48
  Hermite3Nanobenchmark/ConstructionAndValue           92.46   +0.48   +0.48   +1.92   +2.40   +2.40   +2.40
                 Hermite3Nanobenchmark/Value           33.41   +0.48   +0.96   +0.96   +0.96   +0.96   +0.96
    Hermite3Nanobenchmark/ValueAndDerivative           34.85   +0.48   +0.48   +0.48   +0.48   +0.96   +0.96

AVX results:

AuthenticAMD AMD Ryzen Threadripper PRO 5965WX 24-Cores      
Features: FPU SSE SSE2 SSE3 FMA SSE4_1 AVX AVX2
RAW TSC:                                                 min      1‰      1%      5%     10%     25%     50%
                                    identity            4.94   +0.00   +0.00   +0.00   +0.00   +0.38   +0.38
                             mulsd_xmm0_xmm0            7.60   +0.00   +0.00   +0.00   +0.00   +0.00   +0.00
                          mulsd_xmm0_xmm0_4x           14.82   +0.38   +0.38   +0.38   +0.38   +0.38   +0.38
                            sqrtps_xmm0_xmm0           16.72   +0.00   +0.00   +0.00   +0.38   +0.38   +0.38
Slope: 1.204484 cycle/TSC    Overhead: 5.000825 TSC
Correlation coefficient: 0.999763
Cycles:                                     expected     min      1‰      1%      5%     10%     25%     50%
R                                   identity       0   -0.07   +0.00   +0.00   +0.00   +0.00   +0.46   +0.46
R                            mulsd_xmm0_xmm0       3    3.13   +0.00   +0.00   +0.00   +0.00   +0.00   +0.00
R                         mulsd_xmm0_xmm0_4x      12   12.28   +0.00   +0.00   +0.00   +0.00   +0.00   +0.00
R                           sqrtps_xmm0_xmm0      14   14.12   +0.00   +0.00   +0.00   +0.46   +0.46   +0.46
  Hermite3Nanobenchmark/ConstructionAndValue           92.38   +0.46   +0.46   +0.92   +0.92   +0.92   +0.92
                 Hermite3Nanobenchmark/Value           34.25   +0.00   +0.46   +0.46   +0.46   +0.46   +0.46
    Hermite3Nanobenchmark/ValueAndDerivative           37.46   +0.00   +0.46   +0.92   +0.92   +0.92   +0.92