math/bits: added benchmarks for Leading/TrailingZeros
BenchmarkLeadingZeros-8
200000000 8.80 ns/op
BenchmarkLeadingZeros8-8
200000000 8.21 ns/op
BenchmarkLeadingZeros16-8
200000000 7.49 ns/op
BenchmarkLeadingZeros32-8
200000000 7.80 ns/op
BenchmarkLeadingZeros64-8
200000000 8.67 ns/op
BenchmarkTrailingZeros-8
1000000000 2.05 ns/op
BenchmarkTrailingZeros8-8
2000000000 1.94 ns/op
BenchmarkTrailingZeros16-8
2000000000 1.94 ns/op
BenchmarkTrailingZeros32-8
2000000000 1.92 ns/op
BenchmarkTrailingZeros64-8
2000000000 2.03 ns/op
Change-Id: I45497bf2d6369ba6cfc88ded05aa735908af8908
Reviewed-on: https://go-review.googlesource.com/37220
Run-TryBot: Robert Griesemer <gri@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>