diff options
| author | Rémy Oudompheng <oudomphe@phare.normalesup.org> | 2012-10-02 08:19:27 +0200 |
|---|---|---|
| committer | Rémy Oudompheng <oudomphe@phare.normalesup.org> | 2012-10-02 08:19:27 +0200 |
| commit | 2de064b63c6d0eb5cba5bd877da81c8100aaeb2a (patch) | |
| tree | bbb9be0d83172288c787f1abc452a587b306935f /lib | |
| parent | 041fc8bf96993d7405d938c7f4ad0b6ec474a91a (diff) | |
| download | go-2de064b63c6d0eb5cba5bd877da81c8100aaeb2a.tar.xz | |
cmd/8g: do not take the address of string/slice for &s[i]
A similar change was made in 6g recently.
LEALs in cmd/go: 31440 before, 27867 after.
benchmark old ns/op new ns/op delta
BenchmarkBinaryTree17 7065794000 6723617000 -4.84%
BenchmarkFannkuch11 7767395000 7477945000 -3.73%
BenchmarkGobDecode 34708140 34857820 +0.43%
BenchmarkGobEncode 10998780 10960060 -0.35%
BenchmarkGzip 1603630000 1471052000 -8.27%
BenchmarkGunzip 242573900 240650400 -0.79%
BenchmarkJSONEncode 120842200 117966100 -2.38%
BenchmarkJSONDecode 247254900 249103100 +0.75%
BenchmarkMandelbrot200 29237330 29241790 +0.02%
BenchmarkParse 8111320 8096865 -0.18%
BenchmarkRevcomp 2595780000 2694153000 +3.79%
BenchmarkTemplate 276679600 264497000 -4.40%
benchmark old ns/op new ns/op delta
BenchmarkAppendFloatDecimal 429 416 -3.03%
BenchmarkAppendFloat 780 740 -5.13%
BenchmarkAppendFloatExp 746 700 -6.17%
BenchmarkAppendFloatNegExp 752 694 -7.71%
BenchmarkAppendFloatBig 1228 1108 -9.77%
BenchmarkAppendFloat32Integer 457 416 -8.97%
BenchmarkAppendFloat32ExactFraction 662 631 -4.68%
BenchmarkAppendFloat32Point 771 735 -4.67%
BenchmarkAppendFloat32Exp 722 672 -6.93%
BenchmarkAppendFloat32NegExp 724 659 -8.98%
BenchmarkAppendFloat64Fixed1 429 400 -6.76%
BenchmarkAppendFloat64Fixed2 463 442 -4.54%
Update #1914.
R=golang-dev, daniel.morsing, rsc
CC=golang-dev
https://golang.org/cl/6574043
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions