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Commit Graph

11599 Commits

Author SHA1 Message Date
Gustavo Niemeyer
9d4ae0ae5c gofix: handle xml.Unmarshal in xmlapi fix
This improves the handling of xml.Unmarshal in
the xmlapi fix by guessing some of the common
types used on it.

This also fixes a bug in the partial typechecker.
In an expression such as f(&a), it'd mark a as
having &T rather than *T.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5572058
2012-01-25 21:07:00 -02:00
David G. Andersen
316f81bb1d math/big: assembly versions of bitLen for x86-64, 386, and ARM.
Roughly 2x speedup for the internal bitLen function in arith.go.  Added TestWordBitLen test.

Performance differences against the new version of
bitLen generic:

x86-64 Macbook pro (current tip):

benchmark                old ns/op    new ns/op    delta
big.BenchmarkBitLen0             6            4  -37.40%
big.BenchmarkBitLen1             6            2  -51.79%
big.BenchmarkBitLen2             6            2  -65.04%
big.BenchmarkBitLen3             6            2  -66.10%
big.BenchmarkBitLen4             6            2  -60.96%
big.BenchmarkBitLen5             6            2  -55.80%
big.BenchmarkBitLen8             6            2  -56.19%
big.BenchmarkBitLen9             6            2  -64.73%
big.BenchmarkBitLen16            7            2  -68.84%
big.BenchmarkBitLen17            6            2  -67.11%
big.BenchmarkBitLen31            7            2  -61.57%

386 Intel Atom (current tip):
benchmark                old ns/op    new ns/op    delta
big.BenchmarkBitLen0            23           20  -13.04%
big.BenchmarkBitLen1            23           20  -14.77%
big.BenchmarkBitLen2            24           20  -19.28%
big.BenchmarkBitLen3            25           20  -21.57%
big.BenchmarkBitLen4            24           20  -16.94%
big.BenchmarkBitLen5            25           20  -20.78%
big.BenchmarkBitLen8            24           20  -19.28%
big.BenchmarkBitLen9            25           20  -20.47%
big.BenchmarkBitLen16           26           20  -23.37%
big.BenchmarkBitLen17           26           20  -25.09%
big.BenchmarkBitLen31           32           20  -35.51%

ARM v5 SheevaPlug, previous weekly patched with bitLen:
benchmark                old ns/op    new ns/op    delta
big.BenchmarkBitLen0            50           29  -41.73%
big.BenchmarkBitLen1            51           29  -42.75%
big.BenchmarkBitLen2            59           29  -50.08%
big.BenchmarkBitLen3            60           29  -50.75%
big.BenchmarkBitLen4            59           29  -50.08%
big.BenchmarkBitLen5            60           29  -50.75%
big.BenchmarkBitLen8            59           29  -50.08%
big.BenchmarkBitLen9            60           29  -50.75%
big.BenchmarkBitLen16           69           29  -57.35%
big.BenchmarkBitLen17           70           29  -57.89%
big.BenchmarkBitLen31           95           29  -69.07%

R=golang-dev, minux.ma, gri
CC=golang-dev
https://golang.org/cl/5574054
2012-01-25 15:04:16 -08:00
Yoshiyuki Kanno
d645adc3d0 net/http: fix Transport deadlock
This patch intend to fix following issues.
http://code.google.com/p/go/issues/detail?id=2616

Fixes #2616.

R=golang-dev, bradfitz, nekotaroh
CC=golang-dev
https://golang.org/cl/5532057
2012-01-25 15:00:39 -08:00
Russ Cox
ee9bfb023a gc: fix order of evaluation
Pulling function calls out to happen before the
expression being evaluated was causing illegal
reorderings even without inlining; with inlining
it got worse.  This CL adds a separate ordering pass
to move things with a fixed order out of expressions
and into the statement sequence, where they will
not be reordered by walk.

Replaces lvd's CL 5534079.

Fixes #2740.

R=lvd
CC=golang-dev
https://golang.org/cl/5569062
2012-01-25 17:53:50 -05:00
Brad Fitzpatrick
73ce14d0aa regexp: remove vestigial Error type
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5573069
2012-01-25 14:50:37 -08:00
Mikio Hara
9acea02de2 net: fix dialing google test
R=golang-dev, bradfitz, rsc
CC=golang-dev
https://golang.org/cl/5573060
2012-01-26 07:38:49 +09:00
Robert Griesemer
dbce368ef9 go/doc: test cases for sort order
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5569059
2012-01-25 13:56:12 -08:00
Rob Pike
7eaad5e640 go1: sub-repositories
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5569065
2012-01-25 13:29:25 -08:00
Robert Figueiredo
82d06e8f3c syscall: add NOTE_* constants on OS X
R=rsc
CC=golang-dev
https://golang.org/cl/5570043
2012-01-25 15:50:23 -05:00
Russ Cox
9f16d7fbee A+C: Robert Figueiredo (individual CLA)
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5574067
2012-01-25 15:50:19 -05:00
Russ Cox
bf67a7b9b1 build: fix build
I said rm, but not hg rm.
I never was good at Simon says.

TBR=bradfitz
CC=golang-dev
https://golang.org/cl/5574066
2012-01-25 15:41:49 -05:00
Brad Fitzpatrick
cf09a9d3bf net/http: disabled test for Transport race / deadlock bug
The real fix for Issue 2616 is in
https://golang.org/cl/5532057, to be submitted
following this CL, without the test there which doesn't work
reliably. This one seems to.

R=rsc
CC=golang-dev
https://golang.org/cl/5569063
2012-01-25 12:31:06 -08:00
Russ Cox
0368ca138b build: remove code now in subrepositories
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/5569064
2012-01-25 15:30:42 -05:00
Russ Cox
b6f671b901 gofix: update go1pkgrename for subrepositories
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/5576044
2012-01-25 15:30:03 -05:00
Robert Griesemer
2355d18e3c gofix: add -debug flag for quicker diagnosis of internal errors
R=rsc, r
CC=golang-dev
https://golang.org/cl/5564055
2012-01-25 15:26:19 -05:00
Russ Cox
ceb59b069e codereview: more fixes
Python and Mercurial are a matched pair.

R=adg
CC=golang-dev
https://golang.org/cl/5570065
2012-01-25 14:46:10 -05:00
Russ Cox
79d2c57043 codereview: support for subrepositories
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/5564054
2012-01-25 14:32:10 -05:00
Robert Griesemer
8efc020d7c go/printer: factor some frequently used code
Added a cache to compensate for extra call overhead.
go test -bench=Print marginally faster (in the noise).

R=r
CC=golang-dev
https://golang.org/cl/5574061
2012-01-25 10:45:16 -08:00
Robert Griesemer
d665ea98f3 go/printer, gofmt: respect line breaks in signatures
No changes when applying gofmt to src, misc.

Fixes #2597.

R=r
CC=golang-dev
https://golang.org/cl/5564056
2012-01-25 10:21:13 -08:00
Robert Griesemer
57af5429e6 go/doc: test case for corner case (override of predecl. type)
R=rsc
CC=golang-dev
https://golang.org/cl/5575055
2012-01-25 09:54:10 -08:00
Robert Griesemer
6d68be46dd go/doc: clean rewrite of go/doc internals
The implementation is divided into 4 phases:
1) export filtering of an incoming AST if necessary (exports.go)
2) reading of a possibly filtered AST (reader.go: type reader)
3) method set computation (reader.go)
4) sorting and creation of final documentation (reader.go)

In contrast to the old implementation, the presentation data
(Names, Docs, Decls, etc.) are created immediately upon reading
the respective AST node. Also, all types are collected (embedded
or not) in a uniform way.

Once the entire AST has been processed, all methods and types
have been collected and the method sets for each type can be
computed (phase 3).

To produce the final documentation, the method sets and value
maps are sorted.

There are no API changes. Passes the existing test suite unchanged.

R=rsc, rogpeppe
CC=golang-dev
https://golang.org/cl/5554044
2012-01-25 09:53:26 -08:00
Robert Griesemer
6e3af46e7d gofmt: fix test.sh
R=adg, iant
CC=golang-dev
https://golang.org/cl/5573062
2012-01-25 08:58:41 -08:00
Fazlul Shahriar
c93ca600ec os: pass tests on Plan 9 again
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5563046
2012-01-25 00:15:44 -08:00
David Symonds
0ae9d812c8 runtime: move NumCPU declaration into debug.go.
R=rsc
CC=golang-dev
https://golang.org/cl/5574060
2012-01-25 14:13:11 +11:00
Joel Sing
e3e1804ed2 archive/tar: fix race in TestNonSeekable
Reimplement the test based on code from adg@golang.org.

The previous version has a race since the file is closed via defer
rather than in the go routine. This meant that the file could be
closed before the go routine has actually received io.EOF. It then
receives EBADF and continues to do zero-byte writes to the pipe.

This addresses an issue seen on FreeBSD and OpenBSD, where the test
passes but exits with a SIGPIPE, resulting in a failure.

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/5554083
2012-01-25 13:44:53 +11:00
Rob Pike
dd442a556e doc/go1: mime, filepath.Walk
R=golang-dev, gri, bradfitz, adg
CC=golang-dev
https://golang.org/cl/5571060
2012-01-24 17:02:06 -08:00
Andrew Gerrand
8eaf38cbdd godoc: update metadata upon launch
Without this change it's possible to launch godoc,
immediately GET /, and see a directory listing instead of root.html

R=gri
CC=golang-dev
https://golang.org/cl/5575054
2012-01-25 11:56:31 +11:00
Robert Griesemer
8b60613b92 go/scanner: Use explicit scanner.Mode type.
R=r, bradfitz
CC=golang-dev
https://golang.org/cl/5574059
2012-01-24 16:49:03 -08:00
Andrew Balholm
c3b9650caa net/http: parse CONNECT requests
Fixes #2755

R=dsymonds, rsc
CC=golang-dev
https://golang.org/cl/5571052
2012-01-25 11:42:00 +11:00
Rob Pike
03ea8b1c81 doc/go1: add more info about hash and net changes, delete reference to html
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/5570060
2012-01-24 16:36:40 -08:00
Robert Griesemer
e7d513eab0 go/parser: Use explicit parser.Mode type.
R=r, bradfitz
CC=golang-dev
https://golang.org/cl/5574058
2012-01-24 16:36:20 -08:00
Nigel Tao
324513bc5f html: move the HTML parser to an exp/html package. The parser is a
work in progress, and we are not ready to freeze its API for Go 1.

Package html still exists, containing just two functions: EscapeString
and UnescapeString.

Both the packages at exp/html and html are "package html". The former
is a superset of the latter.

At some point in the future, the exp/html code will move back into
html, once we have finalized the parser API.

R=rsc, dsymonds
CC=golang-dev
https://golang.org/cl/5571059
2012-01-25 10:54:59 +11:00
Gustavo Niemeyer
66599c4070 encoding/xml: remove Marshaler support
Marshaler has a number of open areas that need
further thought (e.g. it doesn't handle attributes,
it's supposed to handle tag names internally but has
no information to do so, etc).

We're removing it now and will bring it back with an
interface that covers these aspects, after Go 1.

Related to issue 2771, but doesn't fix it.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5574057
2012-01-24 21:51:15 -02:00
Andrew Gerrand
ddd67f2ecd math/big: add examples for Rat and Int's SetString and Scan methods
R=golang-dev, bradfitz, rsc, r, gri, r
CC=golang-dev
https://golang.org/cl/5543047
2012-01-25 10:29:44 +11:00
Gustavo Niemeyer
e3ab30bbc1 encoding/xml: add docs for ignoring tag
That was supposed to be in the original CL, but missed
the files.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5570052
2012-01-24 21:04:40 -02:00
Andrew Gerrand
0bb8ce2984 text/template: add example for Template
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5564050
2012-01-25 09:24:25 +11:00
Brad Fitzpatrick
2c2c20224a encoding/binary: document that PutVarint, PutUvarint may panic
Fixes #2628

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5571058
2012-01-24 14:19:59 -08:00
Brad Fitzpatrick
fe30ed2dcf net: actually reset deadline when time is zero
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5570056
2012-01-24 14:06:12 -08:00
Shenghou Ma
0ae6084fef build: do not build all C compilers
In order to allow buildscript.sh to generate buildscripts for all
        $GOOS/$GOARCH combinations, we have to generate dummy files for cmd/go.
        Fixes #2586.

R=rsc, golang-dev
CC=golang-dev
https://golang.org/cl/5557050
2012-01-24 15:03:41 -05:00
Brad Fitzpatrick
37d2f8190d rename FooError vars to ErrFoo
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5574056
2012-01-24 11:48:48 -08:00
Olivier Duperray
0da89b3964 test: Add the usual Copyright notice.
Fixes #2759.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5570053
2012-01-24 14:48:15 -05:00
Brad Fitzpatrick
fce2416b13 go/build: typo
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5575049
2012-01-24 11:24:55 -08:00
Russ Cox
59ae15106a cmd/go: fix get github
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/5569054
2012-01-24 14:15:37 -05:00
Ivan Krasin
565e140a16 compress/flate: increase the length of hash table from 1<<15 to 1<<17. 0%-16% speedup.
R=rsc, imkrasin
CC=golang-dev
https://golang.org/cl/5569048
2012-01-24 13:52:45 -05:00
Brad Fitzpatrick
da6d835b90 crypto: rename some FooError to ErrFoo
Also, add an explicit error type when the right hand side is an unexported
function.

R=golang-dev, gri, rogpeppe, agl, rsc
CC=golang-dev
https://golang.org/cl/5564048
2012-01-24 08:32:43 -08:00
Luuk van Dijk
0e919ff2c9 gc: static implements check on typeswitches only applies to concrete case types.
Fixes #2700.

R=rsc
CC=golang-dev
https://golang.org/cl/5574046
2012-01-24 13:53:00 +01:00
Gustavo Niemeyer
0442087f93 encoding/xml: bring API closer to other packages
Includes gofix module. The only case not covered should be
xml.Unmarshal, since it remains with a similar interface, and
would require introspecting the type of its first argument
better.

Fixes #2626.

R=golang-dev, rsc, gustavo
CC=golang-dev
https://golang.org/cl/5574053
2012-01-24 01:10:32 -02:00
Robert Griesemer
6d7e9382b4 go/doc: removed unused field "Type.Type"
CL 5572043 removed the last uses of this field.
The information is readily available from Type.Decl.

R=rsc, golang-dev
CC=golang-dev
https://golang.org/cl/5570049
2012-01-23 16:53:19 -08:00
Rob Pike
2257e7670f doc/go1: image changes
R=nigeltao, christoph, rsc, r, tux21b
CC=golang-dev
https://golang.org/cl/5573048
2012-01-23 16:11:49 -08:00
Robert Griesemer
d191ad11ae lib/godoc: use Type.Name directly
Also: remove an unused template variable declaration.

R=adg
CC=golang-dev
https://golang.org/cl/5572043
2012-01-23 16:08:05 -08:00