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Russ Cox d9fd11443c ld: detect stack overflow due to NOSPLIT
Fix problems found.

On amd64, various library routines had bigger
stack frames than expected, because large function
calls had been added.

runtime.assertI2T: nosplit stack overflow
        120	assumed on entry to runtime.assertI2T
        8	after runtime.assertI2T uses 112
        0	on entry to runtime.newTypeAssertionError
        -8	on entry to runtime.morestack01

runtime.assertE2E: nosplit stack overflow
        120	assumed on entry to runtime.assertE2E
        16	after runtime.assertE2E uses 104
        8	on entry to runtime.panic
        0	on entry to runtime.morestack16
        -8	after runtime.morestack16 uses 8

runtime.assertE2T: nosplit stack overflow
        120	assumed on entry to runtime.assertE2T
        16	after runtime.assertE2T uses 104
        8	on entry to runtime.panic
        0	on entry to runtime.morestack16
        -8	after runtime.morestack16 uses 8

runtime.newselect: nosplit stack overflow
        120	assumed on entry to runtime.newselect
        56	after runtime.newselect uses 64
        48	on entry to runtime.printf
        8	after runtime.printf uses 40
        0	on entry to vprintf
        -8	on entry to runtime.morestack16

runtime.selectdefault: nosplit stack overflow
        120	assumed on entry to runtime.selectdefault
        56	after runtime.selectdefault uses 64
        48	on entry to runtime.printf
        8	after runtime.printf uses 40
        0	on entry to vprintf
        -8	on entry to runtime.morestack16

runtime.selectgo: nosplit stack overflow
        120	assumed on entry to runtime.selectgo
        0	after runtime.selectgo uses 120
        -8	on entry to runtime.gosched

On arm, 5c was tagging functions NOSPLIT that should
not have been, like the recursive function printpanics:

printpanics: nosplit stack overflow
        124	assumed on entry to printpanics
        112	after printpanics uses 12
        108	on entry to printpanics
        96	after printpanics uses 12
        92	on entry to printpanics
        80	after printpanics uses 12
        76	on entry to printpanics
        64	after printpanics uses 12
        60	on entry to printpanics
        48	after printpanics uses 12
        44	on entry to printpanics
        32	after printpanics uses 12
        28	on entry to printpanics
        16	after printpanics uses 12
        12	on entry to printpanics
        0	after printpanics uses 12
        -4	on entry to printpanics

R=r, r2
CC=golang-dev
https://golang.org/cl/4188061
2011-02-22 17:40:40 -05:00
doc go spec: fix local link 2011-02-22 09:34:13 -08:00
include windows: replace remaining __MINGW32__ instances with _WIN32 2011-02-08 15:42:52 -05:00
lib go/printer: remove notion of "Styler", remove HTML mode 2011-02-09 09:52:32 -08:00
misc misc/dashboard/builder: talk to hg with utf-8 encoding always. 2011-02-23 07:47:53 +11:00
src ld: detect stack overflow due to NOSPLIT 2011-02-22 17:40:40 -05:00
test gc: make string const comparison unsigned 2011-02-16 17:57:15 -05:00
.hgignore .hgignore: add *.cgo*.{c,go} 2011-02-22 15:42:10 -05:00
.hgtags tag release.2011-02-15 2011-02-16 03:02:55 +11:00
AUTHORS A+C: Padraig Kitterick 2011-02-22 10:40:22 +11:00
CONTRIBUTORS A+C: Padraig Kitterick 2011-02-22 10:40:22 +11:00
favicon.ico add a favicon plus a couple of hi-res versions of gordon 2009-10-26 10:13:07 -07:00
LICENSE LICENSE: separate, change PATENTS text 2010-12-06 16:31:59 -05:00
PATENTS LICENSE: separate, change PATENTS text 2010-12-06 16:31:59 -05:00
README build: update, streamline documentation for new $GOBIN 2010-08-24 20:00:50 -04:00
robots.txt godoc: serve robots.txt raw 2011-02-19 05:46:20 +11:00

This is the source code repository for the Go programming language.  

For documentation about how to install and use Go,
visit http://golang.org/ or load doc/install.html in your web browser.

After installing Go, you can view a nicely formatted
doc/install.html by running godoc --http=:6060
and then visiting http://localhost:6060/doc/install.html.

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

--

Binary Distribution Notes

If you have just untarred a binary Go distribution, you need to set
the environment variable $GOROOT to the full path of the go
directory (the one containing this README).  You can omit the
variable if you unpack it into /usr/local/go, or if you rebuild
from sources by running all.bash (see doc/install.html).
You should also add the Go binary directory $GOROOT/bin
to your shell's path.

For example, if you extracted the tar file into $HOME/go, you might
put the following in your .profile:

    export GOROOT=$HOME/go
    export PATH=$PATH:$GOROOT/bin

See doc/install.html for more details.