Keith Randall
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3d5daa2319
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runtime: Implement faster equals for strings and bytes.
(amd64)
benchmark old ns/op new ns/op delta
BenchmarkEqual0 16 6 -63.15%
BenchmarkEqual9 22 7 -65.37%
BenchmarkEqual32 36 9 -74.91%
BenchmarkEqual4K 2187 120 -94.51%
benchmark old MB/s new MB/s speedup
BenchmarkEqual9 392.22 1134.38 2.89x
BenchmarkEqual32 866.72 3457.39 3.99x
BenchmarkEqual4K 1872.73 33998.87 18.15x
(386)
benchmark old ns/op new ns/op delta
BenchmarkEqual0 16 5 -63.85%
BenchmarkEqual9 22 7 -67.84%
BenchmarkEqual32 34 12 -64.94%
BenchmarkEqual4K 2196 113 -94.85%
benchmark old MB/s new MB/s speedup
BenchmarkEqual9 405.81 1260.18 3.11x
BenchmarkEqual32 919.55 2631.21 2.86x
BenchmarkEqual4K 1864.85 36072.54 19.34x
Update #3751
R=bradfitz, r, khr, dave, remyoudompheng, fullung, minux.ma, ality
CC=golang-dev
https://golang.org/cl/8056043
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2013-04-02 16:26:15 -07:00 |
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