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Wayne Zuo 1c783f7c68 cmd/compile: split 3 operand LEA in late lower pass 
On newer amd64 cpus 3 operand LEA instructions are slow, CL 114655 split
them to 2 LEA instructions in genssa.

This CL make late lower pass run after addressing modes, and split 3
operand LEA in late lower pass so that we can do common-subexpression
elimination for splited LEAs.

Updates #21735

Change-Id: Ied49139c7abab655e1a14a6fd793bdf9f987d1f1
Reviewed-on: https://go-review.googlesource.com/c/go/+/440035
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Wayne Zuo <wdvxdr@golangcn.org>
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Joedian Reid <joedian@golang.org>
 		2022-10-17 15:11:16 +00:00
.github .github: update issue label for pkgsite-removal 2022-09-07 16:00:20 +00:00
api reflect: add Value.Grow 2022-10-15 17:02:11 +00:00
doc spec: describe an edge case for slice expression of nil slice 2022-09-21 14:06:17 +00:00
lib/time lib/time, time/tzdata: update to 2022b 2022-08-11 20:03:19 +00:00
misc misc/cgo/testasan: drop test 2022-10-14 20:17:35 +00:00
src cmd/compile: split 3 operand LEA in late lower pass 2022-10-17 15:11:16 +00:00
test test: update test/run.go and some tests to use importcfg 2022-10-12 23:16:41 +00:00
.gitattributes
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.gitignore internal/buildcfg: move build configuration out of cmd/internal/objabi 2021-04-16 19:20:53 +00:00
CONTRIBUTING.md
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LICENSE
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README.md README.md: update wiki link 2022-04-26 16:21:18 +00:00
SECURITY.md SECURITY.md: replace golang.org with go.dev 2022-04-26 19:59:47 +00:00
codereview.cfg codereview.cfg: add codereview.cfg for master branch 2021-02-19 18:44:53 +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://go.dev/dl/.

After downloading a binary release, visit https://go.dev/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://go.dev/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://go.dev/doc/contribute.

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