2 Commits
| Author | SHA1 | Message | Date | |
|---|---|---|---|---|
Nikolas Klauser
|
985c1a44f8
|
[libc++] Optimize the two range overload of mismatch (#86853)
``` ----------------------------------------------------------------------------- Benchmark old new ----------------------------------------------------------------------------- bm_mismatch_two_range_overload<char>/1 0.941 ns 1.88 ns bm_mismatch_two_range_overload<char>/2 1.43 ns 2.15 ns bm_mismatch_two_range_overload<char>/3 1.95 ns 2.55 ns bm_mismatch_two_range_overload<char>/4 2.58 ns 2.90 ns bm_mismatch_two_range_overload<char>/5 3.75 ns 3.31 ns bm_mismatch_two_range_overload<char>/6 5.00 ns 3.83 ns bm_mismatch_two_range_overload<char>/7 5.59 ns 4.35 ns bm_mismatch_two_range_overload<char>/8 6.37 ns 4.84 ns bm_mismatch_two_range_overload<char>/16 11.8 ns 6.72 ns bm_mismatch_two_range_overload<char>/64 45.5 ns 2.59 ns bm_mismatch_two_range_overload<char>/512 366 ns 12.6 ns bm_mismatch_two_range_overload<char>/4096 2890 ns 91.6 ns bm_mismatch_two_range_overload<char>/32768 23038 ns 758 ns bm_mismatch_two_range_overload<char>/262144 142813 ns 6573 ns bm_mismatch_two_range_overload<char>/1048576 366679 ns 26710 ns bm_mismatch_two_range_overload<short>/1 0.934 ns 1.88 ns bm_mismatch_two_range_overload<short>/2 1.30 ns 2.58 ns bm_mismatch_two_range_overload<short>/3 1.76 ns 3.28 ns bm_mismatch_two_range_overload<short>/4 2.24 ns 3.98 ns bm_mismatch_two_range_overload<short>/5 2.80 ns 4.92 ns bm_mismatch_two_range_overload<short>/6 3.58 ns 6.01 ns bm_mismatch_two_range_overload<short>/7 4.29 ns 7.03 ns bm_mismatch_two_range_overload<short>/8 4.67 ns 7.39 ns bm_mismatch_two_range_overload<short>/16 9.86 ns 13.1 ns bm_mismatch_two_range_overload<short>/64 38.9 ns 4.55 ns bm_mismatch_two_range_overload<short>/512 348 ns 27.7 ns bm_mismatch_two_range_overload<short>/4096 2881 ns 225 ns bm_mismatch_two_range_overload<short>/32768 23111 ns 1715 ns bm_mismatch_two_range_overload<short>/262144 184846 ns 14416 ns bm_mismatch_two_range_overload<short>/1048576 742885 ns 57264 ns bm_mismatch_two_range_overload<int>/1 0.838 ns 1.19 ns bm_mismatch_two_range_overload<int>/2 1.19 ns 1.65 ns bm_mismatch_two_range_overload<int>/3 1.83 ns 2.06 ns bm_mismatch_two_range_overload<int>/4 2.38 ns 2.42 ns bm_mismatch_two_range_overload<int>/5 3.60 ns 2.47 ns bm_mismatch_two_range_overload<int>/6 3.68 ns 3.05 ns bm_mismatch_two_range_overload<int>/7 4.32 ns 3.36 ns bm_mismatch_two_range_overload<int>/8 5.18 ns 3.58 ns bm_mismatch_two_range_overload<int>/16 10.6 ns 2.84 ns bm_mismatch_two_range_overload<int>/64 39.0 ns 7.78 ns bm_mismatch_two_range_overload<int>/512 247 ns 53.9 ns bm_mismatch_two_range_overload<int>/4096 1927 ns 429 ns bm_mismatch_two_range_overload<int>/32768 15569 ns 3393 ns bm_mismatch_two_range_overload<int>/262144 125413 ns 28504 ns bm_mismatch_two_range_overload<int>/1048576 504549 ns 112729 ns ``` |
||
|
Nikolas Klauser
|
b68e2eba0b
|
[libc++] Vectorize mismatch (#73255)
``` --------------------------------------------------- Benchmark old new --------------------------------------------------- bm_mismatch<char>/1 0.835 ns 2.37 ns bm_mismatch<char>/2 1.44 ns 2.60 ns bm_mismatch<char>/3 2.06 ns 2.83 ns bm_mismatch<char>/4 2.60 ns 3.29 ns bm_mismatch<char>/5 3.15 ns 3.77 ns bm_mismatch<char>/6 3.82 ns 4.17 ns bm_mismatch<char>/7 4.29 ns 4.52 ns bm_mismatch<char>/8 4.78 ns 4.86 ns bm_mismatch<char>/16 9.06 ns 7.54 ns bm_mismatch<char>/64 31.7 ns 19.1 ns bm_mismatch<char>/512 249 ns 8.16 ns bm_mismatch<char>/4096 1956 ns 44.2 ns bm_mismatch<char>/32768 15498 ns 501 ns bm_mismatch<char>/262144 123965 ns 4479 ns bm_mismatch<char>/1048576 495668 ns 21306 ns bm_mismatch<short>/1 0.710 ns 2.12 ns bm_mismatch<short>/2 1.03 ns 2.66 ns bm_mismatch<short>/3 1.29 ns 3.56 ns bm_mismatch<short>/4 1.68 ns 4.29 ns bm_mismatch<short>/5 1.96 ns 5.18 ns bm_mismatch<short>/6 2.59 ns 5.91 ns bm_mismatch<short>/7 2.86 ns 6.63 ns bm_mismatch<short>/8 3.19 ns 7.33 ns bm_mismatch<short>/16 5.48 ns 13.0 ns bm_mismatch<short>/64 16.6 ns 4.06 ns bm_mismatch<short>/512 130 ns 13.8 ns bm_mismatch<short>/4096 985 ns 93.8 ns bm_mismatch<short>/32768 7846 ns 1002 ns bm_mismatch<short>/262144 63217 ns 10637 ns bm_mismatch<short>/1048576 251782 ns 42471 ns bm_mismatch<int>/1 0.716 ns 1.91 ns bm_mismatch<int>/2 1.21 ns 2.49 ns bm_mismatch<int>/3 1.38 ns 3.46 ns bm_mismatch<int>/4 1.71 ns 4.04 ns bm_mismatch<int>/5 2.00 ns 4.98 ns bm_mismatch<int>/6 2.43 ns 5.67 ns bm_mismatch<int>/7 3.05 ns 6.38 ns bm_mismatch<int>/8 3.22 ns 7.09 ns bm_mismatch<int>/16 5.18 ns 12.8 ns bm_mismatch<int>/64 16.6 ns 5.28 ns bm_mismatch<int>/512 129 ns 25.2 ns bm_mismatch<int>/4096 1009 ns 201 ns bm_mismatch<int>/32768 7776 ns 2144 ns bm_mismatch<int>/262144 62371 ns 20551 ns bm_mismatch<int>/1048576 254750 ns 90097 ns ``` |