Created
August 26, 2019 14:05
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Performance metrics of new bit iterators
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| L2 Unified 262K (x4) | |
| L3 Unified 6291K (x1) | |
| ---------------------------------------------------------------------- | |
| Benchmark Time CPU Iterations | |
| ---------------------------------------------------------------------- | |
| noop 0.000 ns 0.000 ns 1000000000 | |
| is_sorted_by_hand 2807 ns 2762 ns 248889 | |
| is_sorted_base 50573 ns 50223 ns 11200 | |
| is_sorted_vector_bool 252820 ns 256696 ns 2800 | |
| is_sorted_bitset 202140 ns 199507 ns 3446 | |
| is_sorted_itsy_bitsy 839 ns 837 ns 746667 | |
| is_sorted_until_by_hand 2812 ns 2825 ns 248889 | |
| is_sorted_until_base 51320 ns 51562 ns 10000 | |
| is_sorted_until_vector_bool 255426 ns 256696 ns 2800 | |
| is_sorted_until_bitset 198101 ns 194972 ns 3446 | |
| is_sorted_until_itsy_bitsy 712 ns 715 ns 896000 | |
| find_by_hand 2694 ns 2727 ns 263529 | |
| find_base 23847 ns 24065 ns 29867 | |
| find_vector_bool 89738 ns 89979 ns 7467 | |
| find_bitset 96646 ns 96257 ns 7467 | |
| find_itsy_bitsy 2718 ns 2727 ns 263529 | |
| fill_by_hand 272 ns 273 ns 2635294 | |
| fill_base 2796 ns 2787 ns 263529 | |
| fill_vector_bool 271 ns 270 ns 2488889 | |
| fill_bitset 137941 ns 139509 ns 5600 | |
| fill_bitset_smart 257 ns 257 ns 2488889 | |
| fill_itsy_bitsy 263 ns 268 ns 2800000 | |
| fill_itsy_bitsy_smart 257 ns 257 ns 2800000 | |
| sized_fill_by_hand 257 ns 255 ns 2635294 | |
| sized_fill_base 2580 ns 2623 ns 280000 | |
| sized_fill_vector_bool 127094 ns 128348 ns 5600 | |
| sized_fill_bitset 125951 ns 125552 ns 4978 | |
| sized_fill_bitset_smart 251 ns 251 ns 2800000 | |
| sized_fill_itsy_bitsy 260 ns 262 ns 2800000 | |
| sized_fill_itsy_bitsy_smart 267 ns 268 ns 2800000 | |
| equal_by_hand 1030 ns 1046 ns 746667 | |
| equal_memcmp 0.328 ns 0.312 ns 1000000000 | |
| equal_base 0.318 ns 0.312 ns 1000000000 | |
| equal_vector_bool 242570 ns 239955 ns 2800 | |
| equal_vector_bool_operator 270586 ns 272770 ns 2635 | |
| equal_bitset 0.000 ns 0.000 ns 1000000000 | |
| equal_bitset_operator 0.000 ns 0.000 ns 1000000000 | |
| equal_itsy_bitsy 685 ns 684 ns 1120000 | |
| equal_itsy_bitsy_operator 0.321 ns 0.328 ns 1000000000 | |
| count_by_hand 5085 ns 5156 ns 100000 | |
| count_base 46455 ns 46038 ns 11200 | |
| count_vector_bool 98858 ns 97656 ns 6400 | |
| count_bitset 114628 ns 114746 ns 6400 | |
| count_bitset_smart 10441 ns 10498 ns 64000 | |
| count_itsy_bitsy 5020 ns 5082 ns 144516 | |
| count_itsy_bitsy_smart 5083 ns 5022 ns 112000 | |
| copy_by_hand 258 ns 255 ns 2635294 | |
| copy_base 3239 ns 3223 ns 213333 | |
| copy_vector_bool 195930 ns 196725 ns 3733 | |
| copy_bitset 147936 ns 150663 ns 4978 | |
| copy_bitset_operator 255 ns 257 ns 2800000 | |
| copy_itsy_bitsy 261 ns 261 ns 2635294 | |
| copy_itsy_bitsy_operator 264 ns 261 ns 2635294 | |
| sized_copy_by_hand 262 ns 261 ns 2635294 | |
| sized_copy_base 3237 ns 3223 ns 213333 | |
| sized_copy_vector_bool 212132 ns 209961 ns 3200 | |
| sized_copy_bitset 147954 ns 146484 ns 4480 | |
| sized_copy_itsy_bitsy 261 ns 261 ns 2635294 |
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