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Josh Bleecher Snyder 433ba582f7 net: optimize WriteToUDPAddrPort 
See the recent change optimizing WriteMsgUDPAddrPort
for an explanation of why this change includes copy/paste/modify
instead of implementing WriteToUDP using WriteToUDPAddrPort.

name                          old time/op    new time/op    delta
WriteToReadFromUDPAddrPort-8    5.02µs ± 3%    4.71µs ± 2%   -6.31%  (p=0.000 n=15+14)

name                          old alloc/op   new alloc/op   delta
WriteToReadFromUDPAddrPort-8     68.0B ± 0%      4.0B ± 0%  -94.12%  (p=0.000 n=15+15)

name                          old allocs/op  new allocs/op  delta
WriteToReadFromUDPAddrPort-8      3.00 ± 0%      1.00 ± 0%  -66.67%  (p=0.000 n=15+15)

Change-Id: I301715e774de07eb6ccb4e329ccf2e554609abc1
Reviewed-on: https://go-review.googlesource.com/c/go/+/360599
Trust: Josh Bleecher Snyder <josharian@gmail.com>
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2021-11-02 18:35:29 +00:00
.github .github: update IRC server 2021-09-30 19:56:27 +00:00
api cmd/go: stamp VCS revision and uncommitted status into binaries 2021-10-14 18:44:37 +00:00
doc doc/go1.18: add net/netip 2021-11-02 06:20:21 +00:00
lib/time lib/time: fix RFC 6557 url 2021-08-15 02:18:46 +00:00
misc cmd/dist: add asan tests in misc/cgo/testsanitizers package 2021-11-02 06:21:44 +00:00
src net: optimize WriteToUDPAddrPort 2021-11-02 18:35:29 +00:00
test cmd/compile: mark type descriptors as always dupok 2021-11-02 18:31:53 +00:00
.gitattributes
.gitignore internal/buildcfg: move build configuration out of cmd/internal/objabi 2021-04-16 19:20:53 +00:00
AUTHORS A+C: add Leonard Wang (individual CLA) 2021-11-02 06:25:39 +00:00
codereview.cfg
CONTRIBUTING.md
CONTRIBUTORS A+C: add Leonard Wang (individual CLA) 2021-11-02 06:25:39 +00:00
LICENSE
PATENTS
README.md README.md: update contribute URL 2021-09-30 13:33:21 +00:00
SECURITY.md

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.