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Commit Graph

17437 Commits

Author SHA1 Message Date
Mikio Hara
3c6558ad90 net: add netaddr interface
This CL adds the netaddr interface that will carry a single network
endpoint address or a short list of IP addresses to dial helper
functions in the upcoming CLs.

This is in preparation for TCP connection setup with fast failover on
dual IP stack node as described in RFC 6555.

Update #3610
Update #5267

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13368044
2013-08-30 09:09:45 +09:00
Brad Fitzpatrick
ccfe1bfd92 misc/pprof: work with either LWP::UserAgent or curl
Use either LWP::UserAgent or curl to make HTTP requests so it
works on Windows (most Perl distros include LWP::UserAgent),
and also on OS X (whose Perl at least sometimes doesn't
include LWP::UserAgent).

Fixes #6273

R=golang-dev, alex.brainman, cldorian
CC=golang-dev
https://golang.org/cl/13330044
2013-08-29 16:42:13 -07:00
Keith Randall
32b770b2c0 runtime: jump to badmcall instead of calling it.
This replaces the mcall frame with the badmcall frame instead of
leaving the mcall frame on the stack and adding the badmcall frame.
Because mcall is no longer on the stack, traceback will now report what
called mcall, which is what we would like to see in this situation.

R=golang-dev, cshapiro
CC=golang-dev
https://golang.org/cl/13012044
2013-08-29 15:53:34 -07:00
Brad Fitzpatrick
90351506d4 regexp/syntax: optimize EmptyOpContext
Minor. Saw this in a profile at few percent of CPU and was
curious what it was. Improves overall regexp benchmarks
anywhere from 0 to 3%, but they're a pain to run. You need to
run them in isolation for long runs to get stable numbers.

benchmark                  old ns/op    new ns/op    delta
BenchmarkEmptyOpContext          537          473  -11.92%

R=golang-dev, crawshaw
CC=golang-dev
https://golang.org/cl/13407043
2013-08-29 14:31:10 -07:00
Adam Langley
2fe9a5a3e8 crypto/tls: support AES-GCM.
AES-GCM is the only current TLS ciphersuite that doesn't have
cryptographic weaknesses (RC4), nor major construction issues (CBC mode
ciphers) and has some deployment (i.e. not-CCM).

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13249044
2013-08-29 17:18:59 -04:00
Brad Fitzpatrick
c4aa9c5c4e regexp: fix a benchmark case
I noticed that this one benchmark in particular was very
noisy.  Looking into it, I saw that the table was wrong
and inconsistent with the lines above and below.

R=golang-dev, crawshaw
CC=golang-dev
https://golang.org/cl/13393045
2013-08-29 13:55:30 -07:00
Shenghou Ma
716a409b90 net/http: redirect handlers from mux.Handler() shouldn't clear the query string
R=bradfitz, alberto.garcia.hierro, rsc, adg
CC=golang-dev
https://golang.org/cl/7099045
2013-08-29 13:55:12 -07:00
Carl Shapiro
c51152f438 runtime: check bitmap word for allocated bit in markonly
When searching for an allocated bit, flushptrbuf would search
backward in the bitmap word containing the bit of pointer
being looked-up before searching the span.  This extra check
was not replicated in markonly which, instead, after not
finding an allocated bit for a pointer would directly look in
the span.

Using statistics generated from godoc, before this change span
lookups were, on average, more common than word lookups.  It
was common for markonly to consult spans for one third of its
pointer lookups.  With this change in place, what were
previously span lookups are overwhelmingly become by the word
lookups making the total number of span lookups a relatively
small fraction of the whole.

This change also introduces some statistics gathering about
lookups guarded by the CollectStats enum.

R=golang-dev, khr
CC=golang-dev
https://golang.org/cl/13311043
2013-08-29 13:52:38 -07:00
Keith Randall
ed467db6d8 cmd/cc,runtime: change preprocessor to expand macros inside of
#pragma textflag and #pragma dataflag directives.
Update dataflag directives to use symbols instead of integer constants.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13310043
2013-08-29 12:36:59 -07:00
Rémy Oudompheng
f5f0e40e80 compress/flate: implement Reset method on Writer.
Fixes #6138.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/12953048
2013-08-29 21:09:23 +02:00
Brad Fitzpatrick
2fb8022e58 misc: add linkcheck tool
Fixes #5378

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/13247044
2013-08-29 12:08:11 -07:00
Daniel Morsing
280c8b90e2 cmd/gc: make method names for function scoped types unique
Types in function scope can have methods on them if they embed another type, but we didn't make the name unique, meaning that 2 identically named types in different functions would conflict with eachother.

Fixes #6269.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13326045
2013-08-29 16:48:44 +02:00
Lucio De Re
bf58d20999 cmd/8g: add descriptions for some missing instructions.
These instructions are emitted when GO386=387 or the target
i386 CPU does not have SSE2 capabilities.

Fixes #6215.

R=golang-dev, remyoudompheng
CC=golang-dev
https://golang.org/cl/12812045
2013-08-29 14:41:01 +02:00
Rémy Oudompheng
66c8935f73 cmd/gc: fix detection of initialization loop.
The compiler computes initialization order by finding
a spanning tree between a package's global variables.
But it does so by walking both variables and functions
and stops detecting cycles between variables when they
mix with a cycle of mutually recursive functions.

Fixes #4847.

R=golang-dev, daniel.morsing, rsc
CC=golang-dev
https://golang.org/cl/9663047
2013-08-29 10:16:09 +02:00
Rémy Oudompheng
a9e119ac70 cmd/gc: fix method values whose receiver is an unnamed interface.
Fixes #6140.

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/13083043
2013-08-29 10:00:58 +02:00
Rob Pike
65f21ca2c6 cmd/go: make it work for code.google.com cloned repositories
Thanks to beatgammit for the fix.

Fixes #5408.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13261048
2013-08-29 17:15:35 +10:00
Robert Daniel Kortschak
b3fd434ae0 net: make channel-based semaphore depend on receive, not send
R=r, dvyukov
CC=golang-dev
https://golang.org/cl/13348045
2013-08-29 17:14:57 +10:00
Andrew Gerrand
27f4166e37 undo CL 13180043 / 318540e7857f
Accidentally submitted.

««« original CL description
encoding/json: add "overflow" struct tag option

Fixes #6213.

R=golang-dev, dsymonds, bradfitz
CC=golang-dev
https://golang.org/cl/13180043
»»»

R=golang-dev
CC=golang-dev
https://golang.org/cl/13234045
2013-08-29 14:45:59 +10:00
Andrew Gerrand
10e2ffdf2c os/exec: return idempotent Closer from StdinPipe
Before this fix, it was always an error to use the Close method on the
io.WriteCloser obtained from Cmd.StdinPipe, as it would race with the
Close performed by Cmd.Wait.

Fixes #6270.

R=golang-dev, r, remyoudompheng, bradfitz, dsymonds
CC=golang-dev
https://golang.org/cl/13329043
2013-08-29 14:41:44 +10:00
Andrew Gerrand
466001d05d encoding/json: add "overflow" struct tag option
Fixes #6213.

R=golang-dev, dsymonds, bradfitz
CC=golang-dev
https://golang.org/cl/13180043
2013-08-29 14:39:55 +10:00
Dave Cheney
9169372749 sort: use a very fast random generator for benchmarks
Adapted from https://golang.org/cl/11564044.

Fixes breakage of darwin-amd64-race builder.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/13352045
2013-08-29 13:21:21 +10:00
Rob Pike
7c7d22ac5f runtime: re-enable TestParForParallel
See how it flies. We'll disable it again if the underlying issue is not resolved.
See issue 4155 for details.

Fixes #4155.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13368045
2013-08-29 11:42:18 +10:00
Mikio Hara
e4bb139e75 net: make protocol-specific Dial and Listen return consistent error value
Update #4856

R=golang-dev, bradfitz, dave
CC=golang-dev
https://golang.org/cl/12916046
2013-08-28 19:51:02 +09:00
Mikio Hara
a8b4a1e63a net: BUG section for ReadFrom, ReadFromIP methods of IPConn on "ip4" network
Fixes #3944.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/13263043
2013-08-28 19:49:17 +09:00
Rob Pike
d595b67a12 cmd/go: add -race flag to 'go list'
Causes the package dependencies to include those for race detection.
Fixes #5653.

R=golang-dev, dave, bradfitz
CC=golang-dev
https://golang.org/cl/13236045
2013-08-29 11:16:53 +10:00
Rob Pike
1d7699e99c doc/go1.2.txt: text/template's if-else
R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/13334043
2013-08-29 10:09:23 +10:00
Robin Eklind
cfb02f7b74 fmt: Remove some unnecessary conversions.
R=golang-dev, remyoudompheng
CC=golang-dev
https://golang.org/cl/12795052
2013-08-28 11:55:39 -07:00
Brad Fitzpatrick
8159b6901f time: add more docs on Sleep
Merge the comment from runtime/time.goc ("at least")
and also note that negative is okay and won't crash.
I see people going out of their way to avoid passing
a negative value to Sleep.

R=golang-dev, adg, r, alex.brainman
CC=golang-dev
https://golang.org/cl/13271045
2013-08-28 11:16:55 -07:00
Rob Pike
37cee77ac6 text/template: allow {{else if ... }} to simplify if chains
The method is simple: the parser just parses

        {{if A}}a{{else if B}}b{{end}}

to the same tree that would be produced by

        {{if A}}a{{else}}{{if B}}b{{end}}{{end}}

Thus no changes are required in text/template itself
or in html/template, only in text/template/parse.

Fixes #6085

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/13327043
2013-08-28 14:43:56 +10:00
Josh Bleecher Snyder
cbea724378 sync: improve once.Do documentation readability
The previous wording, though accurate, was hard to parse.
In particular, it was tempting to interpret "the method"
as referring to "the function f" instead of "Do", and
required effort to find the correct antecedent for
"this receiver".

R=golang-dev, bradfitz, r
CC=golang-dev
https://golang.org/cl/13307043
2013-08-28 12:53:59 +10:00
Andrew Gerrand
aff7ea9458 C: add Asim Shankar (Google CLA)
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13313043
2013-08-28 09:40:08 +10:00
Brad Fitzpatrick
2ede818ae0 net/http: document Request.Body more
Fixes #6221

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/13289043
2013-08-27 16:13:21 -07:00
Brad Fitzpatrick
c7c1a1bbaa net/smtp: clarify that SendMail's auth param is optional
It wasn't obvious that the Auth could be nil.

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/13060048
2013-08-27 16:12:11 -07:00
Rémy Oudompheng
a85cfbd433 cmd/gc: tag builtin error, byte, rune to avoid exporting them.
Fixes #5910.
Fixes #6260.

R=golang-dev, daniel.morsing
CC=golang-dev
https://golang.org/cl/13257044
2013-08-27 21:18:32 +02:00
Rémy Oudompheng
4fc7ff497d cmd/5g: avoid clash between R13 and F3 registers.
Fixes #6247.

R=golang-dev, lucio.dere, bradfitz
CC=golang-dev
https://golang.org/cl/13216043
2013-08-27 21:09:16 +02:00
Shivakumar GN
daed1fee8b misc/pprof: pprof http used with net/http/pprof not working on windows/amd64
Removed posix assumptions in temporary file generation
Removed curl dependence
Changed opening of svg file

These must now work including symbol resolution.
[1] go tool pprof <prog_name> http://.../debug/pprof/profile
[2] go tool pprof http://.../debug/pprof/profile

Fixes 6177.

R=golang-dev, alex.brainman, bradfitz, kamil.kisiel
CC=golang-dev
https://golang.org/cl/13085043
2013-08-27 10:35:06 -07:00
Caleb Spare
8b047893a0 go/ast: fix comment formatting
A bullet list was getting mangled in godoc.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13060047
2013-08-27 09:03:38 -07:00
Volker Dobler
2f81dfd53f sort: harden limit in stable test
Reduce the number of allowed swap operations during stable sort. 

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/12907045
2013-08-27 08:41:43 -07:00
Alan Donovan
264b73b3f2 misc/emacs: allow users to customize path of 'go' tool.
Some users have multiple Go development trees and invoke the
'go' tool via a wrapper that sets GOROOT and GOPATH based on
the current directory.  Such users should customize go-command
to point to the wrapper script.

R=dominik.honnef
CC=golang-dev
https://golang.org/cl/13233043
2013-08-27 09:47:58 -04:00
Volker Dobler
7c8be15b8a cmd/gc: mark panicslice as unlikely
No measurable impact on performance on amd64

R=golang-dev, khr, bradfitz
CC=golang-dev
https://golang.org/cl/13096045
2013-08-27 06:38:11 -07:00
Mathieu Lonjaret
d5c806d581 encoding/binary: use bytes.Reader in read example
R=golang-dev, dave
CC=golang-dev
https://golang.org/cl/13274043
2013-08-27 06:32:24 -07:00
Alex Brainman
11320fa500 net: have separate read and write processing threads on windows
Fixes #4195

R=golang-dev, mikioh.mikioh
CC=golang-dev
https://golang.org/cl/12960046
2013-08-27 14:53:57 +10:00
Rob Pike
c0148303af doc/go1.2.txt: dereference pointer values when evaluating args for escape funcs
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/13262043
2013-08-27 14:33:05 +10:00
Rob Pike
1f661fc205 text/template: make the escapers for HTML etc. handle pointers correctly
Apply the same rules for argument evaluation and indirection that are
used by the regular evaluator.

Fixes #5802

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/13257043
2013-08-27 13:29:07 +10:00
Mikio Hara
519a9e8e9b net: enable PacketConn test for raw IP network on Windows
Just forgot to include this in CL 12843043.
Also consolidates the code dealing with test environment.

Update #6122

R=alex.brainman
CC=golang-dev
https://golang.org/cl/13184043
2013-08-26 18:36:58 +09:00
Evan Shaw
f033d988b1 bytes, strings: use copy in Repeat
R=golang-dev, dave, bradfitz, adg
CC=golang-dev
https://golang.org/cl/13249043
2013-08-27 09:21:08 +10:00
Adam Langley
b2e937970b C: add JP Sugarbroad (Google CLA)
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13232043
2013-08-26 19:11:43 -04:00
Volker Dobler
f1d61b959f net/http: do not send leading dot in cookie domain attribute
RFC 6265 allows a leading dot in a cookie domain attribute
but is clear (see section 4.1.1) that a Set-Cookie header
should be sent without these dots.

R=bradfitz
CC=golang-dev
https://golang.org/cl/13111043
2013-08-26 07:41:37 -05:00
Rob Pike
61f3fdcaec doc/go_faq.html: fix non-grammatical sentence
With my apologies.

R=golang-dev, alex.brainman
CC=golang-dev
https://golang.org/cl/12984045
2013-08-25 23:50:44 +10:00
Mikio Hara
9a7947288b syscall: update routing socket parser for NetBSD 6 and beyond
NetBSD 6 kernel and beyond require 64-bit aligned access to routing
facilities.

Fixes #6226.

R=golang-dev, bsiegert, bradfitz
CC=golang-dev
https://golang.org/cl/13170043
2013-08-25 08:44:31 +09:00