| commit | 67f7e16bcce0a3e68bf92e233ea16c8a9d2ac07a | [log] [tgz] |
|---|---|---|
| author | Joe Tsai <joetsai@digital-static.net> | Thu Aug 26 20:26:32 2021 -0700 |
| committer | Joe Tsai <joetsai@digital-static.net> | Fri Aug 27 08:01:41 2021 +0000 |
| tree | b0f76651404446665969e3d7ad6ccf8c1234111f | |
| parent | 2c60a99f723e779a39664b5f12cb41878fd4a700 [diff] |
encoding/gob: optimize decoding of []byte The reflect.Value.Slice method unfortunately allocates every time since it needs to place the slice header on the heap. This is silly since gob immediately stores the result back into slice. Instead, use the reflect.Value.SetLen method. DecodeBytesSlice 75.0µs ± 2% 35.2µs ± 6% -53.02% Change-Id: I3ca0529d01bf978f2b76e215f52d369f458951ef Reviewed-on: https://go-review.googlesource.com/c/go/+/345572 Trust: Joe Tsai <joetsai@digital-static.net> Run-TryBot: Joe Tsai <joetsai@digital-static.net> TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Rob Pike <r@golang.org>
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