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Cherry Zhang 0723f062ff cmd/compile: enable panic+recover adjustment for some ABI wrappers 
For most ABI wrappers we don't need it because we're never going
to defer an ABI wrapper for a function that then recovers, so
that's would just be unnecessary code in the ABI wrapper.

However, for functions that could be on the path of invoking a
deferred function that can recover (runtime.reflectcall,
reflect.callReflect, and reflect.callMethod), we do want the
panic+recover adjustment. Set the Wrapper flag for them.

Currently, those functions are defined as ABIInternal to avoid
the ABI wrappers. But the assembly code still follows ABI0
calling convention, which would not work with the register-based
calling convention. In particlar, it is not possible to make
runtime.reflectcall ABIInternal, because it tail calls
runtime.callNN functions, which are splittable. Later CLs will
make them ABI0 and use the wrappers.

Updates #40724.

Change-Id: Ic7a45bbc6f726d29b5cb4932951a9d71578dcaf6
Reviewed-on: https://go-review.googlesource.com/c/go/+/307236
Trust: Cherry Zhang <cherryyz@google.com>
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Austin Clements <austin@google.com>
2021-04-05 22:38:48 +00:00
.github .github: add link to questions in ISSUE_TEMPLATE 2020-01-06 17:05:31 +00:00
api syscall: restore broken GetQueuedCompletionStatus signature but make it not crash 2021-02-24 23:35:00 +00:00
doc cmd/go: assume Go 1.16 instead of Go 1.11 for dependencies that lack explicit 'go' directives 2021-03-19 19:59:56 +00:00
lib/time lib/time, time/tzdata: update tzdata to 2021a 2021-01-25 16:08:46 +00:00
misc cmd/cgo: pass end position info for C function arguments. 2021-04-05 19:29:17 +00:00
src cmd/compile: enable panic+recover adjustment for some ABI wrappers 2021-04-05 22:38:48 +00:00
test cmd/compile: add "surprised by IData of Arg" case for register args 2021-04-05 20:11:08 +00:00
.gitattributes all: treat all files as binary, but check in .bat with CRLF 2020-06-08 15:31:43 +00:00
.gitignore
AUTHORS A+C: add new e-mail addresses for Andy Pan 2021-03-12 02:56:04 +00:00
codereview.cfg codereview.cfg: add codereview.cfg for master branch 2021-02-19 18:44:53 +00:00
CONTRIBUTING.md
CONTRIBUTORS A+C: add new e-mail addresses for Andy Pan 2021-03-12 02:56:04 +00:00
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README.md README: pull gopher image from website 2021-02-16 18:25:10 +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.html.

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.