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Commit Graph

18867 Commits

Author SHA1 Message Date
Robert Griesemer
3d4c12d9d0 go/printer: refine handling of one-line functions
Functions that "fit" on one line and were on one
line in the original source are not broken up into
two lines anymore simply because they contain a comment.

- Fine-tuned use of separating blanks after /*-style comments, so:

( /* extra blank after this comment */ )
(a int /* no extra blank after this comment*/)

- Factored out comment state (from printer state) into commentInfo.
- No impact on $GOROOT/src, misc formatting.

Fixes #5543.

LGTM=r
R=golang-codereviews, r
CC=golang-codereviews
https://golang.org/cl/68630043
2014-02-26 13:39:49 -08:00
Josh Bleecher Snyder
3081261b58 cmd/gc: fix bad checknil with ints on 32 bit compilers
Fixes #7413.

LGTM=rsc
R=remyoudompheng
CC=golang-codereviews, r, rsc
https://golang.org/cl/69180044
2014-02-26 12:25:13 -08:00
Dave Cheney
7954b2b90b cmd/5a, cmd/5c, cmd/6a, cmd/6c, cmd/8a, cmd/8c, cmd/cc: support for Native Client
From the original description in CL 15770043

The main change here is to consult $GOARCH.

In 6c, when GOOS=nacl, some of the more complex addressing modes must be disabled, and the BP and R15 registers must not be used.

See golang.org/s/go13nacl for design overview.

LGTM=rsc
R=golang-codereviews, gobot, rsc
CC=golang-codereviews
https://golang.org/cl/69020044
2014-02-27 06:57:06 +11:00
Ian Lance Taylor
77ac8ecbeb cmd/gc: minor code simplification
LGTM=r
R=golang-codereviews, r
CC=golang-codereviews
https://golang.org/cl/68980044
2014-02-26 10:51:00 -08:00
Robert Griesemer
85f59b3429 go/parser: report error if ParseExpr argument contains extra tokens
This partly addresses issue 6099 where a gofmt rewrite is behaving
unexpectedly because the provided rewrite term is not a valid expression
but is silently consumed anyway.

LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/68920044
2014-02-26 09:54:01 -08:00
Russ Cox
e8fe1cce66 runtime, net: fixes from CL 68490043 review
These are mistakes in the first big NaCl CL.

LGTM=minux.ma, iant
R=golang-codereviews, minux.ma, iant
CC=golang-codereviews
https://golang.org/cl/69200043
2014-02-26 12:21:31 -05:00
Ian Lance Taylor
deaf89b8f1 runtime: remove unnecessary cast in alg.goc
LGTM=dave
R=golang-codereviews, dave
CC=golang-codereviews
https://golang.org/cl/68650045
2014-02-26 08:28:26 -08:00
Ian Lance Taylor
e6c66a9079 include: fix comment in link.h
LGTM=dave, rsc
R=rsc, dave
CC=golang-codereviews
https://golang.org/cl/68960044
2014-02-26 07:38:13 -08:00
Ian Lance Taylor
fa6375ea47 cmd/6g, cmd/8g: simplify calls to gvardef
The gvardef function does nothing if n->class == PEXTERN, so
we don't need to test for that before calling it.  This makes
the 6g/8g code more like the 5g code and clarifies that the
cases that do not test for n->class != PEXTERN are not buggy.

LGTM=rsc
R=rsc
CC=golang-codereviews
https://golang.org/cl/68900044
2014-02-26 07:37:10 -08:00
Joel Sing
3734663805 runtime: use monotonic clock for openbsd/386 and openbsd/amd64 timers
Switch nanotime to a monotonic clock on openbsd/386 and openbsd/amd64.
Also use a monotonic clock when for thrsleep, since the sleep duration
is based on the value returned from nanotime.

Update #6007

LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/68460044
2014-02-26 13:20:36 +11:00
Andrew Gerrand
66562b9698 cmd/go: remove 'go tool benchcmp' and corresponding special case
See the discussion on the original CL for context:
        https://golang.org/cl/60100043/

LGTM=josharian
R=r, josharian
CC=golang-codereviews
https://golang.org/cl/68890043
2014-02-26 13:04:39 +11:00
Rob Pike
29d7bbcb16 lib9/utf: bring C environment up to Unicode 6.3.0
LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/68820043
2014-02-25 17:49:32 -08:00
Mikio Hara
1b135172df net: clean the dregs of NaCL merge
LGTM=iant, aram, dave
R=golang-codereviews, iant, aram, dave
CC=golang-codereviews
https://golang.org/cl/68770044
2014-02-26 10:20:49 +09:00
Mikio Hara
36013e4a22 runtime: use monotonic clock for timers on freebsd/amd64,386,arm
For now we don't use CLOCK_MONOTONIC_FAST instead because
it's not supported on prior to 9-STABLE.

Update #6007

LGTM=minux.ma
R=golang-codereviews, minux.ma, bradfitz
CC=golang-codereviews
https://golang.org/cl/68690043
2014-02-26 10:19:51 +09:00
Josh Bleecher Snyder
d97d37188a 5g, 8g: remove dead code
maxstksize is superfluous and appears to be vestigial. 6g does not use it.

c >= 4 cannot occur; c = w % 4.

LGTM=rsc
R=rsc
CC=golang-codereviews
https://golang.org/cl/68750043
2014-02-25 14:43:53 -08:00
Rob Pike
e6863e7d5b spec: libraries and implementation are now at Unicode 6.3
LGTM=gri
R=gri
CC=golang-codereviews
https://golang.org/cl/68760043
2014-02-25 14:15:49 -08:00
Russ Cox
4a000b9d51 all: nacl import round 2
These previously reviewed CLs are present in this CL.

---
changeset:   18445:436bb084caed
user:        Russ Cox <rsc@golang.org>
date:        Mon Nov 11 09:50:34 2013 -0500
description:
runtime: assembly and system calls for Native Client x86-64

See golang.org/s/go13nacl for design overview.

This CL is publicly visible but not CC'ed to golang-dev,
to avoid distracting from the preparation of the Go 1.2
release.

This CL and the others will be checked into my rsc-go13nacl
clone repo for now, and I will send CLs against the main
repo early in the Go 1.3 development.

R≡adg
https://golang.org/cl/15760044

---
changeset:   18448:90bd871b5994
user:        Russ Cox <rsc@golang.org>
date:        Mon Nov 11 09:51:36 2013 -0500
description:
runtime: amd64p32 and Native Client assembly bootstrap

See golang.org/s/go13nacl for design overview.

This CL is publicly visible but not CC'ed to golang-dev,
to avoid distracting from the preparation of the Go 1.2
release.

This CL and the others will be checked into my rsc-go13nacl
clone repo for now, and I will send CLs against the main
repo early in the Go 1.3 development.

R≡khr
https://golang.org/cl/15820043

---
changeset:   18449:b011c3dc687e
user:        Russ Cox <rsc@golang.org>
date:        Mon Nov 11 09:51:58 2013 -0500
description:
math: amd64p32 assembly routines

These routines only manipulate float64 values,
so the amd64 and amd64p32 can share assembly.

The large number of files is symptomatic of a problem
with package path: it is a Go package structured like a C library.
But that will need to wait for another day.

See golang.org/s/go13nacl for design overview.

This CL is publicly visible but not CC'ed to golang-dev,
to avoid distracting from the preparation of the Go 1.2
release.

This CL and the others will be checked into my rsc-go13nacl
clone repo for now, and I will send CLs against the main
repo early in the Go 1.3 development.

R≡bradfitz
https://golang.org/cl/15870043

---
changeset:   18450:43234f082eec
user:        Russ Cox <rsc@golang.org>
date:        Mon Nov 11 10:03:19 2013 -0500
description:
syscall: networking for Native Client

See golang.org/s/go13nacl for design overview.

This CL is publicly visible but not CC'ed to golang-dev,
to avoid distracting from the preparation of the Go 1.2
release.

This CL and the others will be checked into my rsc-go13nacl
clone repo for now, and I will send CLs against the main
repo early in the Go 1.3 development.

R≡rsc
https://golang.org/cl/15780043

---
changeset:   18451:9c8d1d890aaa
user:        Russ Cox <rsc@golang.org>
date:        Mon Nov 11 10:03:34 2013 -0500
description:
runtime: assembly and system calls for Native Client x86-32

See golang.org/s/go13nacl for design overview.

This CL is publicly visible but not CC'ed to golang-dev,
to avoid distracting from the preparation of the Go 1.2
release.

This CL and the others will be checked into my rsc-go13nacl
clone repo for now, and I will send CLs against the main
repo early in the Go 1.3 development.

R≡rsc
https://golang.org/cl/15800043

---
changeset:   18452:f90b1dd9228f
user:        Russ Cox <rsc@golang.org>
date:        Mon Nov 11 11:04:09 2013 -0500
description:
runtime: fix frame size for linux/amd64 runtime.raise

R≡rsc
https://golang.org/cl/24480043

---
changeset:   18445:436bb084caed
user:        Russ Cox <rsc@golang.org>
date:        Mon Nov 11 09:50:34 2013 -0500
description:
runtime: assembly and system calls for Native Client x86-64

See golang.org/s/go13nacl for design overview.

This CL is publicly visible but not CC'ed to golang-dev,
to avoid distracting from the preparation of the Go 1.2
release.

This CL and the others will be checked into my rsc-go13nacl
clone repo for now, and I will send CLs against the main
repo early in the Go 1.3 development.

R≡adg
https://golang.org/cl/15760044

---
changeset:   18455:53b06799a938
user:        Russ Cox <rsc@golang.org>
date:        Mon Nov 11 23:29:52 2013 -0500
description:
cmd/gc: add -nolocalimports flag

R≡dsymonds
https://golang.org/cl/24990043

---
changeset:   18456:24f64e1eaa8a
user:        Russ Cox <rsc@golang.org>
date:        Tue Nov 12 22:06:29 2013 -0500
description:
runtime: add comments for playback write

R≡adg
https://golang.org/cl/25190043

---
changeset:   18457:d1f615bbb6e4
user:        Russ Cox <rsc@golang.org>
date:        Wed Nov 13 17:03:52 2013 -0500
description:
runtime: write only to NaCl stdout, never to NaCl stderr

NaCl writes some other messages on standard error
that we would like to be able to squelch.

R≡adg
https://golang.org/cl/26240044

---
changeset:   18458:1f01be1a1dc2
tag:         tip
user:        Russ Cox <rsc@golang.org>
date:        Wed Nov 13 19:45:16 2013 -0500
description:
runtime: remove apparent debugging dreg

Setting timens to 0 turns off fake time.

TBR≡adg
https://golang.org/cl/26400043

LGTM=bradfitz
R=dave, bradfitz
CC=golang-codereviews
https://golang.org/cl/68730043
2014-02-25 17:00:08 -05:00
Dave Cheney
f9b384f554 syscall: fix solaris build
Solaris does not define syscall.{Mmap,Munmap}. Move the Mmap test to a new file and exclude solaris as discussed.

LGTM=aram
R=aram, mikioh.mikioh, iant
CC=golang-codereviews
https://golang.org/cl/68720043
2014-02-26 07:56:41 +11:00
Keith Randall
391002a82b runtime: add prototype for panicdivide
LGTM=bradfitz
R=golang-codereviews, bradfitz, khr
CC=golang-codereviews
https://golang.org/cl/68680043
2014-02-25 11:49:37 -08:00
Brad Fitzpatrick
8a8b5cba67 crypto/sha1: restore accidental removal of arm build tag
Regression from https://golang.org/cl/68490043/diff/60001/src/pkg/crypto/sha1/sha1block_decl.go

Fixes arm build.

TBR=rsc
R=rsc
CC=golang-codereviews
https://golang.org/cl/68080046
2014-02-25 10:55:26 -08:00
Robert Griesemer
ab26623182 spec: clarify default "true" condition/tag in for/switch statements
An absent condition/tag in for and switch statements is equivalent
to the predeclared constant true; not simply the expression true
(which might lead to a locally defined true).

Not a language change.

Fixes #7404.

LGTM=iant, r
R=r, iant, rsc, ken
CC=golang-codereviews
https://golang.org/cl/68150046
2014-02-25 09:13:37 -08:00
Russ Cox
5b35dc0f6f runtime: fix 386, arm build
CL 68150047 lost runtime.panicdivide.

TBR=dfc
CC=golang-codereviews
https://golang.org/cl/68610043
2014-02-25 11:31:09 -05:00
Russ Cox
441c4bb939 cmd/go: fix bug in remote package discovery
The parser was assuming it would find <body> or </head>.
If the entire response is just <meta> tags, it finds EOF and
treats that as an error. It's not.

LGTM=bradfitz
R=bradfitz
CC=golang-codereviews
https://golang.org/cl/68520044
2014-02-25 11:22:22 -05:00
Brad Fitzpatrick
fd4b4b56c4 net/http: add Transport.TLSHandshakeTimeout; set it by default
Update #3362

LGTM=agl
R=agl
CC=golang-codereviews
https://golang.org/cl/68150045
2014-02-25 08:08:15 -08:00
Adam Langley
abe53f8766 doc/go1.3: note a couple more crypto changes.
LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/68600043
2014-02-25 10:54:09 -05:00
Russ Cox
280d46b03b cmd/go: document new -exec flag on run/test
The new flag was added by CL 68150047 (part of the NaCl replay),
but the change, like the original, omitted documentation of the
new behavior.

LGTM=r
R=r
CC=golang-codereviews
https://golang.org/cl/68580043
2014-02-25 10:22:27 -05:00
Dave Cheney
7c8280c9ef all: merge NaCl branch (part 1)
See golang.org/s/go13nacl for design overview.

This CL is the mostly mechanical changes from rsc's Go 1.2 based NaCl branch, specifically 39cb35750369 to 500771b477cf from https://code.google.com/r/rsc-go13nacl. This CL does not include working NaCl support, there are probably two or three more large merges to come.

CL 15750044 is not included as it involves more invasive changes to the linker which will need to be merged separately.

The exact change lists included are

15050047: syscall: support for Native Client
15360044: syscall: unzip implementation for Native Client
15370044: syscall: Native Client SRPC implementation
15400047: cmd/dist, cmd/go, go/build, test: support for Native Client
15410048: runtime: support for Native Client
15410049: syscall: file descriptor table for Native Client
15410050: syscall: in-memory file system for Native Client
15440048: all: update +build lines for Native Client port
15540045: cmd/6g, cmd/8g, cmd/gc: support for Native Client
15570045: os: support for Native Client
15680044: crypto/..., hash/crc32, reflect, sync/atomic: support for amd64p32
15690044: net: support for Native Client
15690048: runtime: support for fake time like on Go Playground
15690051: build: disable various tests on Native Client

LGTM=rsc
R=rsc
CC=golang-codereviews
https://golang.org/cl/68150047
2014-02-25 09:47:42 -05:00
Mikio Hara
7206f50f71 runtime: use monotonic clock for timers on linux/arm
Update #6007

LGTM=dvyukov
R=golang-codereviews, dvyukov
CC=golang-codereviews
https://golang.org/cl/67730048
2014-02-25 23:03:01 +09:00
Mikio Hara
b05f3de56f syscall: add mmap test
This CL adds a test that calls Mmap and Munmap through Syscall9
as the canary that detects assembly fragment breakage. For now
there is no package test that uses Syscall9 in the standard
library across all Unix-like systems.

Note that the package runtime owns its assembly fragments, so
this canary never works for runtime breakage.

LGTM=iant, bradfitz
R=iant, minux.ma, bradfitz
CC=golang-codereviews
https://golang.org/cl/61520049
2014-02-25 23:02:19 +09:00
Dmitriy Vyukov
ec0c9f270e sync: use RunParallel in benchmarks
LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/68050043
2014-02-25 14:39:12 +04:00
Aram Hăvărneanu
1c9861918b syscall: add support for GOOS=solaris
These are only the new files, autogenerated files are in a
different CL to keep the size down.

LGTM=dave, minux.ma, jsing
R=golang-codereviews, dave, jsing, gobot, minux.ma, rsc, iant, mikioh.mikioh
CC=golang-codereviews
https://golang.org/cl/36000043
2014-02-25 21:12:10 +11:00
Aram Hăvărneanu
e5b5f9b39d syscall: generate zfiles for GOOS=solaris
LGTM=minux.ma, mikioh.mikioh
R=golang-codereviews, minux.ma, gobot, jsing, mikioh.mikioh, dave
CC=golang-codereviews
https://golang.org/cl/36010043
2014-02-25 17:12:19 +09:00
Aram Hăvărneanu
50df136483 runtime, net: add support for GOOS=solaris
LGTM=dave, rsc
R=golang-codereviews, minux.ma, mikioh.mikioh, dave, iant, rsc
CC=golang-codereviews
https://golang.org/cl/36030043
2014-02-24 22:31:01 -05:00
Robert Griesemer
c738591e7e go/printer: fix alignment of comments in labeled statements
Does not change src, misc formatting.

Fixes #5623.

LGTM=r
R=golang-codereviews, r
CC=golang-codereviews
https://golang.org/cl/68400043
2014-02-24 19:18:16 -08:00
Brad Fitzpatrick
49beb23ba7 net/http: use TCP Keep-Alives on DefaultTransport's connections
Update #3362

Also set a 30 second timeout, instead of relying on the
operating system's timeout, which if often but not always 3
minutes.

LGTM=crawshaw
R=rsc, crawshaw
CC=golang-codereviews
https://golang.org/cl/68330046
2014-02-24 15:20:45 -08:00
Adam Langley
c7612f3426 crypto/tls: report TLS version in ConnectionState.
Fixes #7231.

LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/68250043
2014-02-24 18:01:28 -05:00
Adam Langley
db99a8faa8 crypto/tls: pick ECDHE curves based on server preference.
Currently an ECDHE handshake uses the client's curve preference. This
generally means that we use P-521. However, P-521's strength is
mismatched with the rest of the cipher suite in most cases and we have
a fast, constant-time implementation of P-256.

With this change, Go servers will use P-256 where the client supports
it although that can be overridden in the Config.

LGTM=bradfitz
R=bradfitz
CC=golang-codereviews
https://golang.org/cl/66060043
2014-02-24 17:57:51 -05:00
Russ Cox
e6e8945001 build: comment possible ulimit failure in run.bash
Record what's going on in case someone is debugging a failure there.
It's not Go's fault.

Fixes #7381.

LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/68200043
2014-02-24 16:44:35 -05:00
Brad Fitzpatrick
fdfbb406d1 net: add Dialer.KeepAlive option
LGTM=rsc
R=rsc
CC=golang-codereviews
https://golang.org/cl/68380043
2014-02-24 13:14:48 -08:00
Shenghou Ma
e2fe968d5f cmd/ld: fix build for ARMv5.
Credit goes to Dave Cheney for debugging the issue.

LGTM=dave, rsc
R=dave, rsc
CC=golang-codereviews
https://golang.org/cl/67820043
2014-02-25 06:53:17 +11:00
Rémy Oudompheng
14b0af4272 cmd/gc: fix walkcompare bugs.
Revision c0e0467635ec (cmd/gc: return canonical Node* from temp)
exposed original nodes of temporaries, allowing callers to mutate
their types.

In walkcompare a temporary could be typed as ideal because of
this. Additionnally, assignment of a comparison result to
a custom boolean type was broken.

Fixes #7366.

LGTM=rsc
R=rsc, iant, khr
CC=golang-codereviews
https://golang.org/cl/66930044
2014-02-24 19:51:59 +01:00
Lucio De Re
ff15e5c00f cmd/go: Plan 9 compatible "env" output
Fixes the output of go env so that variables can be set
more accurately when using Plan 9's rc shell. Specifically,
GOPATH may have multiple components and the current
representation is plain wrong. In practice, we probably
ought to change os. Getenv to produce the right result, but
that requires considerably more thought.

LGTM=rsc
R=golang-codereviews, gobot, rsc
CC=golang-codereviews
https://golang.org/cl/66600043
2014-02-24 19:48:06 +01:00
Rob Pike
c687be423c crypto/md5,sha1: add examples for Sum
LGTM=dave
R=golang-codereviews, dave
CC=golang-codereviews
https://golang.org/cl/66900044
2014-02-24 10:40:55 -08:00
Dmitriy Vyukov
cd13a57b0a testing: fix bogus benchmark
Fatal must not be called from secondary goroutines.
Fixes #7401.

LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/67820047
2014-02-24 21:12:44 +04:00
Dmitriy Vyukov
5b6aaba1ce testing: improve diagnosis of a potential misuse of RunParallel
LGTM=rsc
R=rsc
CC=golang-codereviews
https://golang.org/cl/68230045
2014-02-24 21:08:37 +04:00
Dmitriy Vyukov
ea87501750 runtime: fix heap memory corruption
With concurrent sweeping finc if modified by runfinq and queuefinalizer concurrently.
Fixes crashes like this one:
http://build.golang.org/log/6ad7b59ef2e93e3c9347eabfb4c4bd66df58fd5a
Fixes #7324.
Update #7396

LGTM=rsc
R=golang-codereviews, minux.ma, rsc
CC=golang-codereviews, khr
https://golang.org/cl/67980043
2014-02-24 20:53:50 +04:00
Dmitriy Vyukov
6e612ae0f5 runtime: fix potential memory corruption
Reinforce the guarantee that MSpan_EnsureSwept actually ensures that the span is swept.
I have not observed crashes related to this, but I do not see why it can't crash as well.

LGTM=rsc
R=golang-codereviews
CC=golang-codereviews, khr, rsc
https://golang.org/cl/67990043
2014-02-24 20:53:20 +04:00
Dmitriy Vyukov
69257d17fe runtime: use RunParallel in more benchmarks
LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/68020043
2014-02-24 20:50:12 +04:00
Dmitriy Vyukov
bb9531e11b time: use RunParallel in benchmarks
LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/68060043
2014-02-24 20:47:17 +04:00
Dmitriy Vyukov
51b9879a90 math/big: use RunParallel in benchmarks
LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/67830044
2014-02-24 20:46:56 +04:00