encoding/binary: remove TODO in Write and add benchmarks
Benchmarks:
goos: linux
goarch: amd64
BenchmarkReadSlice1000Uint8s-8
4097088 296 ns/op 3381.06 MB/s
BenchmarkWriteSlice1000Uint8s-8
4372588 271 ns/op 3694.96 MB/s
Change-Id: I5b6ef0da5052e3381ee9c714bbff541c11ed0259
Reviewed-on: https://go-review.googlesource.com/c/go/+/246837
Run-TryBot: Alberto Donizetti <alb.donizetti@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Alberto Donizetti <alb.donizetti@gmail.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Trust: Alberto Donizetti <alb.donizetti@gmail.com>