diff options
| author | Shenghou Ma <minux@golang.org> | 2015-04-04 01:24:36 -0400 |
|---|---|---|
| committer | Minux Ma <minux@golang.org> | 2015-04-08 08:16:54 +0000 |
| commit | 63d72f69011a47234d61380849c466f416459d8c (patch) | |
| tree | c50b34c266cc23b9cf20dd64f6186266dd783ecd /test/nilptr3.go | |
| parent | 84b690fee17642d69eaac13f6a4f6c2cac13d5b4 (diff) | |
| download | go-63d72f69011a47234d61380849c466f416459d8c.tar.gz go-63d72f69011a47234d61380849c466f416459d8c.zip | |
cmd/7g: enable peephole optimizer
Based on cmd/9g/peep.go.
Go 1 benchmark comparison:
benchmark old ns/op new ns/op delta
BenchmarkBinaryTree17 24328574000 18351639000 -24.57%
BenchmarkFannkuch11 17029365000 10817758000 -36.48%
BenchmarkFmtFprintfEmpty 291 223 -23.37%
BenchmarkFmtFprintfString 1073 799 -25.54%
BenchmarkFmtFprintfInt 1024 778 -24.02%
BenchmarkFmtFprintfIntInt 1654 1277 -22.79%
BenchmarkFmtFprintfPrefixedInt 1360 1083 -20.37%
BenchmarkFmtFprintfFloat 2272 1415 -37.72%
BenchmarkFmtManyArgs 5933 4742 -20.07%
BenchmarkGobDecode 53166003 38584736 -27.43%
BenchmarkGobEncode 37930156 30074874 -20.71%
BenchmarkGzip 1880638900 1286832100 -31.57%
BenchmarkGunzip 386343633 292194480 -24.37%
BenchmarkHTTPClientServer 237077 179776 -24.17%
BenchmarkJSONEncode 101731690 73116925 -28.13%
BenchmarkJSONDecode 344655360 241277600 -29.99%
BenchmarkMandelbrot200 28329778 12950809 -54.29%
BenchmarkGoParse 21670755 16554244 -23.61%
BenchmarkRegexpMatchEasy0_32 557 484 -13.11%
BenchmarkRegexpMatchEasy0_1K 4687 4832 +3.09%
BenchmarkRegexpMatchEasy1_32 539 483 -10.39%
BenchmarkRegexpMatchEasy1_1K 5100 5080 -0.39%
BenchmarkRegexpMatchMedium_32 796 651 -18.22%
BenchmarkRegexpMatchMedium_1K 233099 182047 -21.90%
BenchmarkRegexpMatchHard_32 13202 9897 -25.03%
BenchmarkRegexpMatchHard_1K 401027 303602 -24.29%
BenchmarkRevcomp 3837679666 2816546600 -26.61%
BenchmarkTemplate 440608300 324831040 -26.28%
BenchmarkTimeParse 1460 1019 -30.21%
BenchmarkTimeFormat 1609 1174 -27.04%
benchmark old MB/s new MB/s speedup
BenchmarkGobDecode 14.44 19.89 1.38x
BenchmarkGobEncode 20.24 25.52 1.26x
BenchmarkGzip 10.32 15.08 1.46x
BenchmarkGunzip 50.23 66.41 1.32x
BenchmarkJSONEncode 19.07 26.54 1.39x
BenchmarkJSONDecode 5.63 8.04 1.43x
BenchmarkGoParse 2.67 3.50 1.31x
BenchmarkRegexpMatchEasy0_32 57.38 66.05 1.15x
BenchmarkRegexpMatchEasy0_1K 218.47 211.91 0.97x
BenchmarkRegexpMatchEasy1_32 59.29 66.21 1.12x
BenchmarkRegexpMatchEasy1_1K 200.76 201.54 1.00x
BenchmarkRegexpMatchMedium_32 1.26 1.53 1.21x
BenchmarkRegexpMatchMedium_1K 4.39 5.62 1.28x
BenchmarkRegexpMatchHard_32 2.42 3.23 1.33x
BenchmarkRegexpMatchHard_1K 2.55 3.37 1.32x
BenchmarkRevcomp 66.23 90.24 1.36x
BenchmarkTemplate 4.40 5.97 1.36x
Fixes #10105.
Change-Id: I353cc9fdf922e431821508c9dbbe4d9a85d64bd4
Signed-off-by: Shenghou Ma <minux@golang.org>
Reviewed-on: https://go-review.googlesource.com/8471
Reviewed-by: Dave Cheney <dave@cheney.net>
Diffstat (limited to 'test/nilptr3.go')
| -rw-r--r-- | test/nilptr3.go | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/test/nilptr3.go b/test/nilptr3.go index a62b262407..607c6fb984 100644 --- a/test/nilptr3.go +++ b/test/nilptr3.go @@ -1,7 +1,7 @@ // errorcheck -0 -d=nil -// Fails on ppc64x and arm64 because of incomplete optimization. -// See issues 9058 and 10105. -// +build !ppc64,!ppc64le,!arm64 +// Fails on ppc64x because of incomplete optimization. +// See issues 9058. +// +build !ppc64,!ppc64le // Copyright 2013 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style |