qbit/go
1
0
Fork 0
mirror of https://github.com/golang/go synced 2024-09-29 21:24:30 -06:00
Code Releases Activity
The Go programming language
49,893 Commits 58 Branches 402 Tags 522 MiB
Go 89.6%
Assembly 5.2%
HTML 4.8%
C 0.2%
Shell 0.1%
739328c694
Go to file
Ruslan Andreev 739328c694 cmd/compile: intrinsify publicationBarrier 
This CL intrinsify asm call for publicationBarrier on ARM64. As for x86
we may completly removes any instructions due to strong memory
oredering, but decided to leave it as is for compiler barrier.

Benchmarks Go1 ARM64:
name                     old time/op    new time/op    delta
BinaryTree17-8              3.38s ± 1%     3.36s ± 1%    ~     (p=0.095 n=5+5)
Fannkuch11-8                2.93s ± 0%     2.84s ± 0%  -3.26%  (p=0.008 n=5+5)
FmtFprintfEmpty-8          54.2ns ± 1%    54.0ns ± 1%    ~     (p=0.690 n=5+5)
FmtFprintfString-8          111ns ± 0%     109ns ± 0%  -1.48%  (p=0.008 n=5+5)
FmtFprintfInt-8             140ns ± 0%     138ns ± 0%  -1.10%  (p=0.000 n=4+5)
FmtFprintfIntInt-8          168ns ± 0%     169ns ± 0%  +0.66%  (p=0.008 n=5+5)
FmtFprintfPrefixedInt-8     206ns ± 1%     195ns ± 0%  -5.12%  (p=0.008 n=5+5)
FmtFprintfFloat-8           270ns ± 0%     269ns ± 0%  -0.20%  (p=0.024 n=5+5)
FmtManyArgs-8               721ns ± 0%     733ns ± 0%  +1.69%  (p=0.008 n=5+5)
GobDecode-8                9.75ms ± 1%    9.28ms ± 3%  -4.88%  (p=0.008 n=5+5)
GobEncode-8                6.38ms ± 1%    6.34ms ± 1%    ~     (p=0.095 n=5+5)
Gzip-8                      255ms ± 0%     254ms ± 0%  -0.44%  (p=0.008 n=5+5)
Gunzip-8                   41.8ms ± 1%    40.8ms ± 0%  -2.40%  (p=0.008 n=5+5)
HTTPClientServer-8         65.1µs ± 1%    65.1µs ± 1%    ~     (p=0.690 n=5+5)
JSONEncode-8               11.7ms ± 0%    11.7ms ± 1%    ~     (p=0.841 n=5+5)
JSONDecode-8               60.2ms ± 1%    60.0ms ± 0%    ~     (p=0.841 n=5+5)
Mandelbrot200-8            5.85ms ± 0%    5.86ms ± 0%  +0.22%  (p=0.016 n=4+5)
GoParse-8                  4.38ms ± 0%    4.35ms ± 0%  -0.60%  (p=0.008 n=5+5)
RegexpMatchEasy0_32-8      87.1ns ± 2%    88.3ns ± 1%    ~     (p=0.151 n=5+5)
RegexpMatchEasy0_1K-8       306ns ± 0%     306ns ± 1%    ~     (p=0.143 n=5+5)
RegexpMatchEasy1_32-8      86.3ns ± 0%    84.8ns ± 0%  -1.81%  (p=0.008 n=5+5)
RegexpMatchEasy1_1K-8       491ns ± 2%     487ns ± 1%    ~     (p=0.548 n=5+5)
RegexpMatchMedium_32-8     7.50ns ± 0%    7.49ns ± 1%    ~     (p=0.817 n=5+5)
RegexpMatchMedium_1K-8     40.3µs ± 1%    39.9µs ± 0%  -1.02%  (p=0.008 n=5+5)
RegexpMatchHard_32-8       2.10µs ± 1%    2.10µs ± 1%    ~     (p=0.548 n=5+5)
RegexpMatchHard_1K-8       62.4µs ± 1%    62.5µs ± 2%    ~     (p=0.690 n=5+5)
Revcomp-8                   504ms ± 1%     502ms ± 1%    ~     (p=0.095 n=5+5)
Template-8                 86.8ms ± 1%    86.5ms ± 1%    ~     (p=0.222 n=5+5)
TimeParse-8                 330ns ± 0%     327ns ± 0%  -0.84%  (p=0.008 n=5+5)
TimeFormat-8                383ns ± 1%     392ns ± 1%  +2.42%  (p=0.008 n=5+5)
[Geo mean]                 54.3µs         53.9µs       -0.67%

name                     old speed      new speed      delta
GobDecode-8              78.7MB/s ± 1%  82.8MB/s ± 4%  +5.16%  (p=0.008 n=5+5)
GobEncode-8               120MB/s ± 1%   121MB/s ± 1%    ~     (p=0.095 n=5+5)
Gzip-8                   76.2MB/s ± 0%  76.5MB/s ± 0%  +0.44%  (p=0.008 n=5+5)
Gunzip-8                  464MB/s ± 1%   475MB/s ± 0%  +2.45%  (p=0.008 n=5+5)
JSONEncode-8              166MB/s ± 0%   166MB/s ± 1%    ~     (p=0.841 n=5+5)
JSONDecode-8             32.2MB/s ± 1%  32.3MB/s ± 0%    ~     (p=0.714 n=5+5)
GoParse-8                13.2MB/s ± 0%  13.3MB/s ± 0%  +0.59%  (p=0.008 n=5+5)
RegexpMatchEasy0_32-8     368MB/s ± 2%   362MB/s ± 1%    ~     (p=0.151 n=5+5)
RegexpMatchEasy0_1K-8    3.34GB/s ± 0%  3.34GB/s ± 1%    ~     (p=0.127 n=5+5)
RegexpMatchEasy1_32-8     371MB/s ± 0%   378MB/s ± 0%  +1.84%  (p=0.008 n=5+5)
RegexpMatchEasy1_1K-8    2.09GB/s ± 2%  2.10GB/s ± 1%    ~     (p=0.548 n=5+5)
RegexpMatchMedium_32-8    133MB/s ± 0%   134MB/s ± 1%    ~     (p=0.952 n=5+5)
RegexpMatchMedium_1K-8   25.4MB/s ± 1%  25.6MB/s ± 0%  +1.04%  (p=0.008 n=5+5)
RegexpMatchHard_32-8     15.3MB/s ± 1%  15.2MB/s ± 1%    ~     (p=0.500 n=5+5)
RegexpMatchHard_1K-8     16.4MB/s ± 1%  16.4MB/s ± 2%    ~     (p=0.595 n=5+5)
Revcomp-8                 504MB/s ± 1%   506MB/s ± 1%    ~     (p=0.095 n=5+5)
Template-8               22.4MB/s ± 1%  22.4MB/s ± 1%    ~     (p=0.206 n=5+5)
[Geo mean]                120MB/s        121MB/s       +0.71%

Change-Id: I9cc10840b5c0d6bf759150f052c79f4c499e35e1
Reviewed-on: https://go-review.googlesource.com/c/go/+/328290
Reviewed-by: Cherry Mui <cherryyz@google.com>
Run-TryBot: Cherry Mui <cherryyz@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Trust: David Chase <drchase@google.com>
2021-10-04 22:00:19 +00:00
.github .github: update IRC server 2021-09-30 19:56:27 +00:00
api cmd/api: set architecture sizes when type checking 2021-10-04 20:20:20 +00:00
doc cmd/go: add release note for 'go get' changes 2021-09-28 17:19:19 +00:00
lib/time lib/time: fix RFC 6557 url 2021-08-15 02:18:46 +00:00
misc cmd/cgo: add go:notinheap annotation to Windows handle types 2021-09-22 18:10:24 +00:00
src cmd/compile: intrinsify publicationBarrier 2021-10-04 22:00:19 +00:00
test test/typeparam: require -G=3 for issue48424.go (fix build) 2021-10-02 13:52:59 +00:00
.gitattributes all: treat all files as binary, but check in .bat with CRLF 2020-06-08 15:31:43 +00:00
.gitignore internal/buildcfg: move build configuration out of cmd/internal/objabi 2021-04-16 19:20:53 +00:00
AUTHORS A+C: update name to real name and add to AUTHORS 2021-09-16 23:57:28 +00:00
codereview.cfg codereview.cfg: add codereview.cfg for master branch 2021-02-19 18:44:53 +00:00
CONTRIBUTING.md all: restore changes from faulty merge/revert 2018-02-12 20:13:59 +00:00
CONTRIBUTORS A+C: update name to real name and add to AUTHORS 2021-09-16 23:57:28 +00:00
LICENSE
PATENTS
README.md README.md: update contribute URL 2021-09-30 13:33:21 +00:00
SECURITY.md SECURITY.md: update go versions 2019-09-26 15:34:57 +00:00

README.md

The Go Programming Language

Go is an open source programming language that makes it easy to build simple, reliable, and efficient software.

Gopher image Gopher image by Renee French, licensed under Creative Commons 3.0 Attributions license.

Our canonical Git repository is located at https://go.googlesource.com/go. There is a mirror of the repository at https://github.com/golang/go.

Unless otherwise noted, the Go source files are distributed under the BSD-style license found in the LICENSE file.

Download and Install

Binary Distributions

Official binary distributions are available at https://golang.org/dl/.

After downloading a binary release, visit https://golang.org/doc/install for installation instructions.

Install From Source

If a binary distribution is not available for your combination of operating system and architecture, visit https://golang.org/doc/install/source for source installation instructions.

Contributing

Go is the work of thousands of contributors. We appreciate your help!

To contribute, please read the contribution guidelines at https://golang.org/doc/contribute.

Note that the Go project uses the issue tracker for bug reports and proposals only. See https://golang.org/wiki/Questions for a list of places to ask questions about the Go language.