133c0e9011
Optimise Format for the most frequently used RFC3339 and RFC3339Nano layouts by avoiding parsing of layout. > benchstat oldBench.txt newBench.txt name old time/op new time/op delta FormatRFC3339-8 302ns ± 1% 203ns ± 0% -32.89% (p=0.016 n=5+4) FormatRFC3339Nano-8 337ns ± 1% 219ns ± 1% -34.91% (p=0.008 n=5+5) name old alloc/op new alloc/op delta FormatRFC3339-8 32.0B ± 0% 32.0B ± 0% ~ (all equal) FormatRFC3339Nano-8 32.0B ± 0% 32.0B ± 0% ~ (all equal) name old allocs/op new allocs/op delta FormatRFC3339-8 1.00 ± 0% 1.00 ± 0% ~ (all equal) FormatRFC3339Nano-8 1.00 ± 0% 1.00 ± 0% ~ (all equal) Fixes #54093 Change-Id: Ifc84fce6078e24514ecbcd234875bca4aaab5e0e Reviewed-on: https://go-review.googlesource.com/c/go/+/421877 Run-TryBot: Ian Lance Taylor <iant@google.com> Auto-Submit: Joseph Tsai <joetsai@digital-static.net> TryBot-Result: Gopher Robot <gobot@golang.org> Auto-Submit: Ian Lance Taylor <iant@google.com> Reviewed-by: Than McIntosh <thanm@google.com> Reviewed-by: Ian Lance Taylor <iant@google.com> Reviewed-by: Joseph Tsai <joetsai@digital-static.net> Run-TryBot: Joseph Tsai <joetsai@digital-static.net> |
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