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ae8ffa663c
Specialize `StepBy<Range<{integer}>>`
OLD
iter::bench_range_step_by_fold_u16 700.00ns/iter +/- 10.00ns
iter::bench_range_step_by_fold_usize 519.00ns/iter +/- 6.00ns
iter::bench_range_step_by_loop_u32 555.00ns/iter +/- 7.00ns
iter::bench_range_step_by_sum_reducible 37.00ns/iter +/- 0.00ns
NEW
iter::bench_range_step_by_fold_u16 49.00ns/iter +/- 0.00ns
iter::bench_range_step_by_fold_usize 194.00ns/iter +/- 1.00ns
iter::bench_range_step_by_loop_u32 98.00ns/iter +/- 0.00ns
iter::bench_range_step_by_sum_reducible 1.00ns/iter +/- 0.00ns
NEW + `-Ctarget-cpu=x86-64-v3`
iter::bench_range_step_by_fold_u16 22.00ns/iter +/- 0.00ns
iter::bench_range_step_by_fold_usize 80.00ns/iter +/- 1.00ns
iter::bench_range_step_by_loop_u32 41.00ns/iter +/- 0.00ns
iter::bench_range_step_by_sum_reducible 1.00ns/iter +/- 0.00ns
I have only optimized for walltime of those methods, I haven't tested whether it eliminates bounds checks when indexing into slices via things like `(0..slice.len()).step_by(16)`.
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| .. | ||
| fmt | ||
| hash | ||
| iter | ||
| net | ||
| num | ||
| ops | ||
| panic | ||
| alloc.rs | ||
| any.rs | ||
| array.rs | ||
| ascii.rs | ||
| asserting.rs | ||
| atomic.rs | ||
| bool.rs | ||
| cell.rs | ||
| char.rs | ||
| clone.rs | ||
| cmp.rs | ||
| const_ptr.rs | ||
| convert.rs | ||
| future.rs | ||
| intrinsics.rs | ||
| lazy.rs | ||
| lib.rs | ||
| macros.rs | ||
| manually_drop.rs | ||
| mem.rs | ||
| nonzero.rs | ||
| ops.rs | ||
| option.rs | ||
| panic.rs | ||
| pattern.rs | ||
| pin_macro.rs | ||
| pin.rs | ||
| ptr.rs | ||
| result.rs | ||
| simd.rs | ||
| slice.rs | ||
| str_lossy.rs | ||
| str.rs | ||
| task.rs | ||
| time.rs | ||
| tuple.rs | ||
| unicode.rs | ||
| waker.rs | ||