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Commit Graph

2406 Commits

Author SHA1 Message Date
Russ Cox
1d26908d3f build: use gcc -Werror
Better to fix the warnings that we find.

R=iant
CC=golang-dev
https://golang.org/cl/4406042
2011-04-13 16:18:09 -04:00
Robert Griesemer
a5ca635287 gofmt: avoid endless loops
With the (partial) resolution of identifiers done
by the go/parser, ast.Objects point may introduce
cycles in the AST. Don't follow *ast.Objects, and
replace them with nil instead (they are likely
incorrect after a rewrite anyway).

- minor manual cleanups after reflect change automatic rewrite
- includes fix by rsc related to reflect change

Fixes #1667.

R=rsc
CC=golang-dev
https://golang.org/cl/4387044
2011-04-13 09:38:13 -07:00
Lucio De Re
36b6d1aaf2 8l: correct Plan 9 compiler warnings
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/4390047
2011-04-12 16:21:01 -04:00
Lucio De Re
11e07d23ed ld: ELF header function declarations.
Added "void" inside "()" for two functions.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/4381056
2011-04-12 11:00:09 -07:00
Luuk van Dijk
0cc055e8f7 ld: fix dwarf decoding of strings for struct's fieldnames
Moved Sym printing to Yconv.
Fixed warning in data.c

R=rsc
CC=golang-dev
https://golang.org/cl/4378052
2011-04-11 16:38:37 -04:00
Russ Cox
1bc84b7e18 ld: 25% faster
The ld time was dominated by symbol table processing, so
  * increase hash table size
  * emit fewer symbols in gc (just 1 per string, 1 per type)
  * add read-only lookup to avoid creating spurious symbols
  * add linked list to speed whole-table traversals

Breaks dwarf generator (no idea why), so disable dwarf.

Reduces time for 6l to link godoc by 25%.

R=ken2
CC=golang-dev
https://golang.org/cl/4383047
2011-04-09 09:44:20 -04:00
Russ Cox
23f6479be6 8g: optimize byte mov
Rewrite MOVB with less expensive
instruction when possible.

Suggested by atomic symbol.

benchmark                                        old ns/op    new ns/op    delta
crc32.BenchmarkCrc32KB                               13066         3942  -69.83%
crc64.BenchmarkCrc64KB                                8780         5949  -32.24%
lzw.BenchmarkDecoder1e4                             771224       636538  -17.46%
lzw.BenchmarkDecoder1e5                            7101218      6096634  -14.15%
lzw.BenchmarkDecoder1e6                           69762020     60789400  -12.86%
lzw.BenchmarkEncoder1e4                             707968       638812   -9.77%
lzw.BenchmarkEncoder1e5                            6567122      5965552   -9.16%
lzw.BenchmarkEncoder1e6                           65006000     58911680   -9.38%
utf8_test.BenchmarkRuneCountTenASCIIChars              166          165   -0.60%
utf8_test.BenchmarkRuneCountTenJapaneseChars           246          258   +4.88%
utf8_test.BenchmarkEncodeASCIIRune                      13           10  -23.08%
utf8_test.BenchmarkEncodeJapaneseRune                   37           16  -56.76%
utf8_test.BenchmarkDecodeASCIIRune                      23           21   -8.70%
utf8_test.BenchmarkDecodeJapaneseRune                   58           32  -44.83%

R=ken2
CC=golang-dev
https://golang.org/cl/4381045
2011-04-08 13:53:59 -04:00
Russ Cox
e7c4a6dfca gc: fix weird error message
Fixes #1670.

R=ken2
CC=golang-dev
https://golang.org/cl/4386045
2011-04-08 13:53:32 -04:00
Russ Cox
d26e73646e ld: fix arm build
R=ken2
CC=golang-dev, mikkel
https://golang.org/cl/4384048
2011-04-08 13:42:11 -04:00
Rob Pike
ddd0fa1744 gotest: Fix fix for \r\n on windows.
R=rsc, brainman, rh, r2
CC=golang-dev
https://golang.org/cl/4366045
2011-04-08 09:50:20 -07:00
Russ Cox
db5c5d6fa6 update go tree for reflect changes
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/4353043
2011-04-08 12:27:58 -04:00
Russ Cox
fb94eb1922 gofix: reflect changes
R=gri
CC=golang-dev
https://golang.org/cl/4343047
2011-04-08 12:27:24 -04:00
Russ Cox
877c1892bb gofix: add -diff, various fixes and helpers
* add -diff command line option
  * use scoping information in refersTo, isPkgDot, isPtrPkgDot.
  * add new scoping-based helpers countUses, rewriteUses, assignsTo, isTopName.
  * rename rewrite to walk, add walkBeforeAfter.
  * add toy typechecker, a placeholder for go/types

R=gri
CC=golang-dev
https://golang.org/cl/4285053
2011-04-08 12:27:08 -04:00
Russ Cox
846a368b88 gofix: be more conservative about rewrite to os.Create
Rewrite only if we understood all the flags we saw.

R=r
CC=golang-dev
https://golang.org/cl/4376046
2011-04-08 10:59:25 -04:00
Alex Brainman
d976314776 gotest: handle \r\n returned by gomake on Windows (fixes build)
R=golang-dev, peterGo, rsc1
CC=Joe Poirier, golang-dev
https://golang.org/cl/4370048
2011-04-08 23:53:57 +10:00
Robert Griesemer
1baffa7da0 gotype: use go/types GcImporter
R=rsc
CC=golang-dev
https://golang.org/cl/4358043
2011-04-07 21:42:30 -07:00
Russ Cox
35c880b1e2 gc: bug327
Fixes #1674.

R=ken2
CC=golang-dev
https://golang.org/cl/4368057
2011-04-07 18:53:47 -04:00
Mikkel Krautz
2aceea630f ld: fix Mach-O X86_64_RELOC_SIGNED relocations
Fixes #1658.

R=rsc
CC=golang-dev
https://golang.org/cl/4344066
2011-04-07 14:20:42 -04:00
Mikkel Krautz
cf3323f511 ld: fix Mach-O bss bug
Fixes #1559.

R=rsc
CC=golang-dev, peterGo, rog
https://golang.org/cl/4356046
2011-04-07 13:17:28 -04:00
Rob Pike
63e28ae4ab gotest: fix windows build.
R=rsc
CC=golang-dev
https://golang.org/cl/4339055
2011-04-05 13:51:49 -07:00
Rob Pike
88a8ac08b9 gotest: fix a bug in error handling.
If the command couldn't be found, argv[0] would be wiped.
Also, fix a print statement not to refer to make - it was a vestige of a prior form.

R=rsc, gri
CC=golang-dev
https://golang.org/cl/4360048
2011-04-05 12:51:10 -07:00
Peter Mundy
b2bf14acd9 gotest: fixes for [^.]_test file pattern
R=rsc, r
CC=golang-dev
https://golang.org/cl/4339054
2011-04-05 11:49:44 -07:00
Russ Cox
de3aac609c gofix: don't rewrite O_APPEND opens
R=r, rog
CC=golang-dev
https://golang.org/cl/4364041
2011-04-05 11:12:02 -04:00
Rob Pike
8a90fd3c72 os: New Open API.
We replace the current Open with:
OpenFile(name, flag, perm) // same as old Open
Open(name) // same as old Open(name, O_RDONLY, 0)
Create(name) // same as old Open(name, O_RDWR|O_TRUNC|O_CREAT, 0666)

This CL includes a gofix module and full code updates: all.bash passes.
(There may be a few comments I missed.)

The interesting packages are:
        gofix
        os
Everything else is automatically generated except for hand tweaks to:
        src/pkg/io/ioutil/ioutil.go
        src/pkg/io/ioutil/tempfile.go
        src/pkg/crypto/tls/generate_cert.go
        src/cmd/goyacc/goyacc.go
        src/cmd/goyacc/units.y

R=golang-dev, bradfitzwork, rsc, r2
CC=golang-dev
https://golang.org/cl/4357052
2011-04-04 23:42:14 -07:00
Russ Cox
d3ca620baf gotest: fix build
TBR=r
CC=golang-dev
https://golang.org/cl/4351047
2011-04-04 16:35:40 -04:00
Rob Pike
60c4c3464b path/filepath.Glob: add an error return.
The error will only occur for invalid patterns, but without this
error path there is no way to know that Glob has failed due to
an invalid pattern.

R=rsc
CC=golang-dev
https://golang.org/cl/4346044
2011-04-04 13:09:34 -07:00
Russ Cox
6865cc0e8e gc: avoid saying same error 3 times
R=ken2
CC=golang-dev
https://golang.org/cl/4316051
2011-04-01 20:52:38 -04:00
Alex Brainman
799be52b35 gotest: another attempt to make it run on Windows
R=golang-dev, rsc1
CC=golang-dev
https://golang.org/cl/4347041
2011-04-01 13:38:33 +11:00
Alex Brainman
6c651728d8 gotest: execute gomake properly on Windows
R=peterGo, rsc, Joe Poirier
CC=golang-dev
https://golang.org/cl/4280087
2011-04-01 10:10:15 +11:00
Ian Lance Taylor
554082d6b1 testing: add -test.timeout option.
Since Go code can deadlock, this lets a testsuite driver set a
time limit for the test to run.  This is simple but imperfect,
in that it only catches deadlocks in Go code, not in the
runtime scheduler.

R=r, rsc, iant2
CC=golang-dev
https://golang.org/cl/4326048
2011-03-31 15:27:51 -07:00
Rob Pike
7d77e3117c gotest: another try at flags.
doc.go contains the details. The short story:
- command line is passed to the binary
- a new flag, -file, is needed to name files
- known flags have the "test." prefix added for convenience.
- gotest-specific flags are trimmed from the command line.

The effect should be that most existing uses are unaffected,
the ability to name files is still present, and it's nicer to use.
The downside is a lot more code in gotest.

Also allow a test to be called just Test.

R=rsc, niemeyer, rog, r2
CC=golang-dev
https://golang.org/cl/4307049
2011-03-30 21:14:49 -07:00
Russ Cox
5a7a074261 gopack: comment out debugging print
TBR=r
CC=golang-dev
https://golang.org/cl/4333048
2011-03-30 22:41:32 -04:00
Russ Cox
3d2e57a312 gopack: add P flag to remove prefix from filename information
R=r, r2
CC=golang-dev
https://golang.org/cl/4307047
2011-03-30 22:19:02 -04:00
Robert Griesemer
7a5bbfd47f gotype: support for more tests, added one new test
also: minor fix to parser

Note: gotest won't run the gotype test yet until
it permits TestXXX functions where XXX is empty.

R=r
CC=golang-dev
https://golang.org/cl/4300053
2011-03-30 15:27:23 -07:00
Robert Griesemer
61aaadf217 gotest: exclude . files when parsing directories (per r's suggestion)
R=r, rsc1, iant2
CC=golang-dev
https://golang.org/cl/4329044
2011-03-30 09:46:11 -07:00
Andrew Gerrand
6b567d26b7 godoc: remove errant space in HTML tag
R=gri
CC=golang-dev
https://golang.org/cl/4277087
2011-03-30 16:41:41 +11:00
Robert Griesemer
1afc37fa7e go/printer/gofmt: remove special case for multi-line raw strings
As a special case, multi-line raw strings (i.e., strings in `` quotes)
were not indented if they were the only token on a line. This heuristic
was meant to improve formatting for multi-line raw strings where sub-
sequent lines are not indented at the level of the surrounding code.
Multiple people have complained about this. Removing the heuristic
again because it makes the formatting more regular, easier to under-
stand, and simplifies the implementation.

- manual changes to ebnf/ebnf_test.go for readability
- gofmt -w src misc

Fixes #1643.

R=r, rsc
CC=golang-dev
https://golang.org/cl/4307045
2011-03-29 18:30:59 -07:00
Rob Pike
d844aae690 prints: fix a couple of formatting errors caught by govet
R=rsc, agl, agl1
CC=golang-dev
https://golang.org/cl/4337041
2011-03-29 14:03:08 -07:00
Rob Pike
fb80f63cf7 gotest: replace the shell script with the compiled program written in go.
Update the make sequence: gotest must now be installed after the packages.

R=rsc
CC=golang-dev
https://golang.org/cl/4323044
2011-03-29 13:29:20 -07:00
Rob Pike
518c0adb17 govet: fix bug introduced at 4313054
R=rsc, gri
CC=golang-dev
https://golang.org/cl/4336042
2011-03-29 13:18:52 -07:00
Rob Pike
f61b7e5dc5 gotry: move into its own directory, separate from gotest.
R=rsc
CC=golang-dev
https://golang.org/cl/4327045
2011-03-29 13:00:24 -07:00
Rob Pike
62ed6ee6c4 ngotest: correctly handle packages with tests outside the package.
R=rsc
CC=golang-dev
https://golang.org/cl/4330043
2011-03-29 12:50:41 -07:00
Rob Pike
e393efc499 ngotest: a new gotest command, written in Go.
It runs all tests correctly and saves significant time by avoiding the shell script.
However, this is just the code for the command, for review.
A separate CL will move this into the real gotest, which will take some dancing.

R=rsc, peterGo, bsiegert, albert.strasheim, rog, niemeyer, r2
CC=golang-dev
https://golang.org/cl/4281073
2011-03-29 10:11:33 -07:00
Robert Griesemer
536531769b CL 4291070: incorporating rsc's feedback
R=rsc
CC=golang-dev
https://golang.org/cl/4313054
2011-03-29 09:08:23 -07:00
Russ Cox
2a1b4a83fc gofix: netdial
R=adg
CC=golang-dev
https://golang.org/cl/4278053
2011-03-28 23:29:00 -04:00
Robert Griesemer
b2658452a6 go/scanner: return literal as string instead of []byte
Removed many string conversions in dependent code.
Runs all tests. No change to gofmt output.

R=r
CC=golang-dev
https://golang.org/cl/4291070
2011-03-28 16:44:28 -07:00
Robert Griesemer
5be77a204b go/ast: implemented NewPackage
NewPackage creates an ast.Package node from
a set of package files and resolves unresolved
identifiers.

Also:
- Changed semantics of Scope.Insert: If an
  object is inserted w/o errors, the result
  is nil (before it was obj).
- Fixed an identifier resolution bug in the
  parser: map keys must not be resolved.

gotype runs through several go/* packages
and successfully resolves all (non-field/method)
identifiers.

R=rog, rsc
CC=golang-dev
https://golang.org/cl/4298044
2011-03-28 10:46:26 -07:00
Ian Lance Taylor
2795b13156 gc: remove interim ... error which rejects valid code.
It's been six months.

R=rsc
CC=golang-dev
https://golang.org/cl/4289073
2011-03-25 18:31:55 -07:00
Rob Pike
d406f8f650 testing: set up structure for faster testing using the new -test.short flag.
New make target "testshort" runs "gotest -test.short" and is invoked
by run.bash, which is invoked by all.bash.

Use -test.short to make one package (crypto ecdsa) run much faster.
More changes to come.

Once this is in, I will update the long-running tests to use the new flag.

R=rsc
CC=golang-dev
https://golang.org/cl/4317043
2011-03-25 14:50:44 -07:00
Russ Cox
543acc97f9 testing: add -test.cpuprofile flag
R=r
CC=golang-dev
https://golang.org/cl/4272066
2011-03-23 18:17:14 -04:00
Luuk van Dijk
14b9032f84 5l/6l/8l: undo spadj cleanup at ARET for following instructions in the same stackframe.
5l was already correct, clarified comment and added diags for unmaintained code.

R=rsc
CC=golang-dev
https://golang.org/cl/4277070
2011-03-23 23:11:29 +01:00
Brad Fitzpatrick
054a0c338f gotest: fix gofmt issue in generated _testmain.go
R=rsc, r
CC=golang-dev
https://golang.org/cl/4287074
2011-03-23 14:23:05 -07:00
Russ Cox
f2483c74f6 gofmt: add profiling flag
R=gri
CC=golang-dev
https://golang.org/cl/4295062
2011-03-23 14:28:38 -04:00
Russ Cox
fba0606220 godefs: handle volatile
R=iant
CC=golang-dev
https://golang.org/cl/4291063
2011-03-23 11:33:53 -04:00
Andrew Gerrand
005fe41125 godoc: add -template flag to specify custom templates
R=gri, niemeyer, rsc1
CC=golang-dev
https://golang.org/cl/4291059
2011-03-23 09:44:23 +11:00
Robert Griesemer
76061f7240 go/printer: Revert API change of CL 4274075.
Revert changes to printer.Config. Pass in the
nodeSizes map trough an internal helper function.

R=golang-dev, rsc1
CC=golang-dev
https://golang.org/cl/4309042
2011-03-22 14:14:26 -07:00
Russ Cox
1da382c871 gopprof: fix bug: do not rotate 180 degrees for large scrolls
R=r
CC=golang-dev
https://golang.org/cl/4273088
2011-03-22 02:04:59 -04:00
Andrew Gerrand
d4b19bdbed ld: return > 0 exit code on unsafe import
R=rsc
CC=golang-dev
https://golang.org/cl/4273092
2011-03-22 15:00:21 +11:00
Robert Griesemer
4a33d440b8 go/printer, gofmt: avoid exponential layout algorithm
Use memoization to avoid repeated recomputation of nested
node sizes. Speeds up testdata/slow.input by several orders
of magnitude.

- added respective test case
- added timeout to test code
- deleted some unrelated unused code

Fixes #1628.

R=rsc, r
CC=golang-dev
https://golang.org/cl/4274075
2011-03-21 17:15:59 -07:00
Andrew Gerrand
f91e677e12 goinstall: add -clean flag to docs
Fixes #1629.

R=rsc
CC=golang-dev
https://golang.org/cl/4291057
2011-03-21 14:18:12 +11:00
Russ Cox
893e02ab59 gopprof: update list of memory allocation functions
R=r, r2
CC=golang-dev
https://golang.org/cl/4275057
2011-03-18 20:55:21 -04:00
Robert Griesemer
3be0921e73 cgo: fix index-out-of-bounds bug
R=rsc
CC=golang-dev
https://golang.org/cl/4284057
2011-03-18 12:38:38 -07:00
Yasuhiro Matsumoto
8c4a2ae6f8 godoc: No need to use filepath.IsAbs()
R=golang-dev, brainman, gri
CC=golang-dev
https://golang.org/cl/4277062
2011-03-18 09:28:23 -07:00
Yasuhiro Matsumoto
b22e29d9bf godoc: fix path problem for windows.
R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/4299044
2011-03-17 22:27:30 -07:00
Ken Thompson
61c83b6407 sinit.c: recursion in sinit
fixes #1617

R=rsc
CC=golang-dev
https://golang.org/cl/4277059
2011-03-17 16:47:00 -07:00
Russ Cox
e39dc76884 gc: fix crash when using -u
R=ken2
CC=golang-dev
https://golang.org/cl/4278056
2011-03-16 21:05:40 -04:00
Andrew Gerrand
4bd0a54435 gofix: httpserver - rewrite rw.SetHeader to rw.Header.Set
R=rsc
CC=golang-dev
https://golang.org/cl/4271048
2011-03-17 09:59:18 +11:00
Robert Griesemer
7ea8cdaabd go/ast: merge CaseClause and TypeCaseClause
(per rsc's suggestion)

R=rsc
CC=golang-dev
https://golang.org/cl/4276057
2011-03-16 14:25:59 -07:00
Rob Pike
b8e4fbb79c testing: compile regexp only once
The -test.run and -test.bench flags were compilng the regexp for ever test
function, which was mucking up memory profiles.   Add a simple wrapper
to save the compiled state so that the regexp is compiled only once for
each flag.

R=rsc
CC=golang-dev
https://golang.org/cl/4274063
2011-03-16 10:32:21 -07:00
Rob Pike
d3c61fc214 testing: fix build
Dependency on bufio crept in during last CL; this breaks the cycle.
Also add a missing '-' to the documentation.

R=rsc
CC=golang-dev
https://golang.org/cl/4274061
2011-03-16 10:12:25 -07:00
Rob Pike
afaa30694c testing: add -test.memprofile and -test.memprofilerate flags.
These allow a test to generate memory profiles automatically.

R=golang-dev, rsc1
CC=golang-dev
https://golang.org/cl/4273064
2011-03-16 09:53:58 -07:00
Alex Brainman
bcd747204d gofix: fix godoc doc
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/4290049
2011-03-16 15:20:46 +11:00
Russ Cox
35c274a0da gofix: fix procattr registration, tests
R=adg
CC=golang-dev
https://golang.org/cl/4275054
2011-03-16 13:58:09 +11:00
Russ Cox
d7106f280d gofix: procattr
R=adg
CC=golang-dev
https://golang.org/cl/4274059
2011-03-15 22:33:57 -04:00
Roger Peppe
aa55c05213 os, syscall: add ProcAttr type. Change StartProcess etc. to use it.
The Windows code is untested.

R=rsc, gri, brainman, rsc1
CC=golang-dev
https://golang.org/cl/4253052
2011-03-15 14:41:19 -04:00
Russ Cox
a34f1bbb22 gofix: new command for updating code to new release
R=bradfitzgo, dsymonds, r, gri, adg
CC=golang-dev
https://golang.org/cl/4282044
2011-03-15 14:15:41 -04:00
Russ Cox
66f09fd459 gc: diagnose unused labels
R=ken2
CC=golang-dev
https://golang.org/cl/4287047
2011-03-15 14:05:37 -04:00
Russ Cox
35cee9f5d8 gofmt: simpler walkDir
Swapping the goroutines lets them reuse the
communication completion on v instead of
needing a second channel (done).

R=gri
CC=golang-dev
https://golang.org/cl/4287045
2011-03-15 14:04:47 -04:00
Russ Cox
c5e474dd88 5l: fix build
R=ken2
CC=golang-dev
https://golang.org/cl/4279053
2011-03-14 15:43:58 -04:00
Russ Cox
e6f3aa6c36 gc: include all dependencies in export metadata
This change records more metadata about what
influenced the creation of the object file.
Specifically, if a package imports, say, "fmt" but does not
need to describe any fmt types in its own export data,
that package's object file did not mention the dependency
on "fmt" before.  Now it does.

Listing the import is purely informational.
It has no effect on which files are opened or consulted
when importing a package.

Import lines are marked indirect when they are needed
to explain the API but were not imported directly.
For example http imports crypto/tls and exports
a struct with a field of type tls.ConnectionState,
which contains an x509.Certificate.  Since http does
not import x509 but needs to explain the x509.Certificate
type in its export data, the import of x509 is marked
as indirect.  These import lines were always present;
marking them with the indirect comment makes clear
which were imported directly and which are incidental.

R=ken2
CC=golang-dev
https://golang.org/cl/4295048
2011-03-14 13:22:34 -04:00
Robert Griesemer
c734b50b11 gotype: clean handling of stdin, added tests
- removed uses of global variables
- minor cleanups

R=r
CC=golang-dev
https://golang.org/cl/4277044
2011-03-11 16:15:33 -08:00
Russ Cox
8bf34e3356 gc, runtime: replace closed(c) with x, ok := <-c
R=ken2, ken3
CC=golang-dev
https://golang.org/cl/4259064
2011-03-11 14:47:26 -05:00
Robert Griesemer
dbff0adaa7 gotype: commandline tool to typecheck go programs
First version. Handles scope analysis only at the
moment.

R=rsc, r, eds
CC=golang-dev
https://golang.org/cl/4259065
2011-03-11 10:27:25 -08:00
Russ Cox
e6c9bccd33 gopack: omit time stamps
This makes it possible to build a package twice
and get the same bytes both times.

R=r, dsymonds, r2
CC=golang-dev
https://golang.org/cl/4248077
2011-03-11 10:08:49 -05:00
Robert Griesemer
2099e9fdac gofmt: remove -trace and -ast flags
Functionality was only present for
debuggging and now is available in
gocheck where is makes more sense.

R=rsc
CC=golang-dev
https://golang.org/cl/4239078
2011-03-10 12:54:18 -08:00
Brad Fitzpatrick
aae7b695ac http: move RemoteAddr & UsingTLS from ResponseWriter to Request
ResponseWriter.RemoteAddr() string -> Request.RemoteAddr string
ResponseWriter.UsingTLS() bool -> Request.TLS *tls.ConnectionState

R=rsc, bradfitzwork
CC=gburd, golang-dev
https://golang.org/cl/4248075
2011-03-10 08:17:22 -08:00
Brad Fitzpatrick
2c420ece67 http: change ResponseWriter.SetHeader(k,v) to Header() accessor
Caller code needs to change:

rw.SetHeader("Content-Type", "text/plain")
to:
rw.Header().Set("Content-Type", "text/plain")

This now permits returning multiple headers
with the same name using Add:

rw.Header().Add("Set-Cookie", "..")
rw.Header().Add("Set-Cookie", "..")

This patch also fixes serialization of headers, removing newline characters.

Fixes #488
Fixes #914

R=rsc
CC=gburd, golang-dev
https://golang.org/cl/4239076
2011-03-09 09:41:01 -08:00
Lorenzo Stoakes
fe8639a9fb gc: fix comments in go.h
Trivial fix to '// n' comments against etype enum in go.h, as these have
got out of sync.

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/4240097
2011-03-09 08:35:18 -08:00
Russ Cox
f0ab14647a ld: preserve symbol sizes during data layout
Fixes the broken linux/amd64 build.
The symbol table, itself a symbol, was having
its size rounded up to the nearest word boundary.
If the rounding add >7 zero bytes then it confused
the debug/gosym symbol table parser.  So you've
got a 1/8 chance to hit the bug on an amd64 system.

Just started in the recent change because I fixed
the rounding to round to word boundary instead
of to 4-byte boundary.

R=r
CC=golang-dev
https://golang.org/cl/4241056
2011-03-09 11:18:29 -05:00
Rob Pike
8138654aa8 govet: handle '*' in print format strings.
While we're on govet, fix a couple of mistakes in a test.

Fixes #1592.

R=rsc
CC=golang-dev
https://golang.org/cl/4239071
2011-03-08 14:36:56 -08:00
Anthony Martin
f3ed1ad50c 5l, 8l: output missing section symbols
R=rsc
CC=golang-dev
https://golang.org/cl/4252067
2011-03-08 17:15:20 -05:00
Russ Cox
7a09a88274 5l, 6l, 8l: omit symbols for type, string, go.string
Much of the bulk of Go binaries is the symbol tables,
which give a name to every C string, Go string,
and reflection type symbol.  These names are not worth
much other than seeing what's where in a binary.

This CL deletes all those names from the symbol table,
instead aggregating the symbols into contiguous blocks
and giving them the names "string.*", "go.string.*", and "type.*".

Before:
$ 6nm $(which godoc.old) | sort | grep ' string\.' | tail -10
  59eda4 D string."aa87ca22be8b05378eb1c71...
  59ee08 D string."b3312fa7e23ee7e4988e056...
  59ee6c D string."func(*token.FileSet, st...
  59eed0 D string."func(io.Writer, []uint8...
  59ef34 D string."func(*tls.Config, *tls....
  59ef98 D string."func(*bool, **template....
  59effc D string."method(p *printer.print...
  59f060 D string."method(S *scanner.Scann...
  59f12c D string."func(*struct { begin in...
  59f194 D string."method(ka *tls.ecdheRSA...
$

After:
$ 6nm $(which godoc) | sort | grep ' string\.' | tail -10
  5e6a30 D string.*
$

Those names in the "Before" are truncated for the CL.
In the real binary they are the complete string, up to
a certain length, or else a unique identifier.
The same applies to the type and go.string symbols.

Removing the names cuts godoc by more than half:

-rwxr-xr-x 1 rsc rsc 9153405 2011-03-07 23:19 godoc.old
-rwxr-xr-x 1 rsc rsc 4290071 2011-03-07 23:19 godoc

For what it's worth, only 80% of what's left gets loaded
into memory; the other 20% is dwarf debugging information
only ever accessed by gdb:

-rwxr-xr-x 1 rsc rsc 3397787 2011-03-07 23:19 godoc.nodwarf

R=r, cw
CC=golang-dev
https://golang.org/cl/4245072
2011-03-08 14:14:28 -05:00
Russ Cox
9267b0ddf1 nm: document -S flag
R=r
CC=golang-dev
https://golang.org/cl/4247066
2011-03-08 13:04:30 -05:00
Luuk van Dijk
da42312268 6l,8l: fix gdb crash.
DWARF function types no longer need to be pointer-ified explicitly.
Fixes #1579.

R=rsc, lvd1
CC=golang-dev
https://golang.org/cl/4247065
2011-03-08 18:28:42 +01:00
Russ Cox
4c052844dd gc: fix handling of return values named _
Fixes #1586.

R=ken2
CC=golang-dev
https://golang.org/cl/4244057
2011-03-07 19:36:17 -05:00
Russ Cox
5c2666c18c gc: unsafe.Pointer is not a pointer
Change unsafe.Pointer to be its own kind of
type, instead of making it equivalent to *any.
The change complicates import and export
but avoids the need to find all the places that
operate on pointers but should not operate on
unsafe.Pointer.

Fixes #1566. (a different way)
Fixes #1582.

R=ken2
CC=golang-dev
https://golang.org/cl/4264050
2011-03-07 15:10:01 -05:00
Gustavo Niemeyer
e08f0c18c9 goinstall: handle .c files with gc when cgo isn't used
As a data point, this enables goinstall to handle the standard
syscall package almost unchanged (there's one file with the _bsd
extension, and a .c file which isn't supposed to be compiled in).

R=rsc
CC=golang-dev
https://golang.org/cl/4259057
2011-03-07 12:53:39 -05:00
Gustavo Niemeyer
ff40deee62 goinstall: handle .s files with gc
As a data point, with this change goinstall is able to
fully build package big out of the box.

R=rsc
CC=golang-dev
https://golang.org/cl/4264049
2011-03-07 12:08:52 -05:00
Russ Cox
5946e46138 goinstall: fix build
func init runs *after* var declarations

TBR=niemeyer
CC=golang-dev
https://golang.org/cl/4260055
2011-03-07 11:33:26 -05:00
Gustavo Niemeyer
70f08b47a0 goinstall: handle $(GOOS) and $(GOARCH) in filenames
This enables goinstall to handle .go and .c files (for cgo)
which are named after the following patterns:

    name_$(GOOS).*
    name_$(GOARCH).*
    name_$(GOOS)_$(GOARCH).*

Files with those names are only included if the $(GOOS) and
$(GOARCH) match the current system.

R=rsc
CC=golang-dev
https://golang.org/cl/4172055
2011-03-07 10:54:53 -05:00
Gustavo Niemeyer
99686ec789 cgo: fix dwarf type parsing
The recursive algorithm used to parse types in cgo
has a bug related to building the C type representation.

As an example, when the recursion starts at a type *T,
the C type representation won't be known until type T
itself is parsed.  But then, it is possible that type T
references the type **T internally.  The latter
representation is built based on the one of *T, which
started the recursion, so it won't attempt to parse it
again, and will instead use the current representation
value for *T, which is still empty at this point.

This problem was fixed by introducing a simple TypeRepr
type which builds the string representation lazily,
analogous to how the Go type information is built within
the same algorithm.  This way, even if a type
representation is still unknown at some level in the
recursion, representations dependant on it can still
be created correctly.

R=rsc
CC=golang-dev
https://golang.org/cl/4244052
2011-03-06 18:05:57 -05:00
Gustavo Niemeyer
04ca4f8242 path/filepath: new OS-specific path support
The path package now contains only functions which
deal with slashed paths, sensible for any OS when dealing
with network paths or URLs.  OS-specific functionality
has been moved into the new path/filepath package.

This also includes fixes for godoc, goinstall and other
packages which were mixing slashed and OS-specific paths.

R=rsc, gri, mattn, brainman
CC=golang-dev
https://golang.org/cl/4252044
2011-03-06 17:33:23 -05:00
Russ Cox
1169559658 cgo: use correct frame size for 0 arguments
Passing a frame size of 1 was causing the cgo callback
to push 1 byte of arguments onto the stack, making
the stack pointer misaligned, which had the effect of
hiding all the pointers on the stack from the garbage
collector.

SWIG only wraps calls to C++ virtual methods, so it
always has at least 1 argument, so SWIG does not need
to be fixed too.

Fixes #1328.

R=iant
CC=golang-dev
https://golang.org/cl/4261046
2011-03-05 14:24:44 -05:00
David Symonds
633df67b66 gc, gopack: add some missing flags to the docs.
R=rsc, r
CC=golang-dev
https://golang.org/cl/4260051
2011-03-04 20:21:26 -08:00
Robert Griesemer
21f3080d0f gofmt: exclude test file that is not legal Go
R=r, r2
CC=golang-dev
https://golang.org/cl/4252053
2011-03-03 16:52:56 -08:00
Russ Cox
44fd7573aa gc, ld: reflect support for PtrTo
R=ken2
CC=golang-dev
https://golang.org/cl/4245055
2011-03-03 13:17:54 -05:00
Gustavo Niemeyer
daffc2d2ef gc: fix init of packages named main
This change removes the special case which existed
for handling the initalization of the main package,
so that other modules named 'main' get properly
initialized when imported.

Note that gotest of main packages will break in most
cases without this.

R=rsc
CC=golang-dev
https://golang.org/cl/4190050
2011-03-02 16:18:17 -05:00
Roger Peppe
c1fdb6f156 goinstall: protect against malicious filenames.
It was possible to make package run arbitrary
commands when installing if its filenames contained
make metacharacters.

R=rsc, niemeyer
CC=golang-dev
https://golang.org/cl/4248041
2011-03-02 15:04:08 -05:00
Dave Cheney
9a8c079075 build: fix race condition building enam.o
R=golang-dev, rsc
CC=albert.strasheim, golang-dev
https://golang.org/cl/4240055
2011-03-02 14:22:39 -05:00
Roger Peppe
9704d4ec3d cgo: put temporary source files in _obj.
Fixes #1572.
Initially I tried changing things so all object
files get put in _obj, but it's too much - everything
needs changing. Perhaps some other time.

R=rsc
CC=golang-dev
https://golang.org/cl/4237050
2011-03-02 14:22:33 -05:00
Rob Pike
41a23ca08b goyacc: clarify it's package, not binary, that has
conflict and explain that you could put the grammars
in separate packages instead.

I could be talked into rolling back the previous change
and just making a doc change instead, but I'm content
to let it stand.

R=rsc
CC=golang-dev
https://golang.org/cl/4240053
2011-02-28 20:47:52 -08:00
Rob Pike
bb0e7bda35 goyacc: provide -p flag to set prefix for names.
This should allow multiple goyacc grammars to be
compiled into the same binary. There's a chance it
Fixes #1562.

R=rsc, r2
CC=golang-dev
https://golang.org/cl/4256044
2011-02-28 17:43:16 -08:00
Dave Cheney
432b4f309b build: convert src/cmd to use make directly and simplify src/make.bash
R=adg, bsiegert, rsc
CC=golang-dev
https://golang.org/cl/4221047
2011-03-01 09:20:32 +11:00
Russ Cox
7da86983a8 gc: bug325 / issue 1566
Fixes #1566.

R=ken2
CC=golang-dev
https://golang.org/cl/4259041
2011-02-28 17:16:44 -05:00
Russ Cox
895631770a 8a, 8l: add CMPXCHG8B, XADDB, XADDL, XADDW
R=ken2
CC=golang-dev
https://golang.org/cl/4240041
2011-02-25 01:04:29 -05:00
Russ Cox
96c785de39 5a, 5l: add LDREXD, STREXD
R=ken2
CC=golang-dev
https://golang.org/cl/4239041
2011-02-25 01:03:54 -05:00
Robert Griesemer
27ccb41c4a godoc: accept symbolic links as path names provided to -path
When providing addition file systems to godoc via -path, the
path names may be symbolic links. Follow them.

Also: better logging of error and special conditions.

R=r, dsymonds, r2
CC=golang-dev
https://golang.org/cl/4217045
2011-02-24 16:24:51 -08:00
Russ Cox
8d36a78440 reflect: add pointer word to CommonType
The pointer will eventually let us find *T given T.
This CL just makes room for it, always storing a zero.

R=r, r2
CC=golang-dev
https://golang.org/cl/4221046
2011-02-24 17:11:20 -05:00
Russ Cox
d94bf76239 ld: weak symbols
A reference to the address of weak.foo resolves at link time
to the address of the symbol foo if foo would end up in the
binary anyway, or to zero if foo would not be in the binary.

For example:

        int xxx = 1;
        int yyy = 2;
        int weak·xxx;
        int weak·yyy;

        void main·main(void) {
                runtime·printf("%p %p %p\n", &xxx, &weak·xxx, &weak·yyy);
        }

prints the same non-nil address twice, then 0 (because yyy is not
referenced so it was dropped from the binary).

This will be used by the reflection tables.

R=iant
CC=golang-dev
https://golang.org/cl/4223044
2011-02-24 16:45:45 -05:00
Robert Griesemer
c9021a1afe godoc: fix writeFileAtomically utility function
If the filename was absolute, writeFileAtomically
used the wrong filename for ioutil.TempFile leading
to non-existent directories and the TempFile would
fail.

R=r, r2
CC=golang-dev
https://golang.org/cl/4224043
2011-02-24 11:13:20 -08:00
Robert Griesemer
11bda7df47 godoc: log errors when reading filter files
R=r, r2
CC=golang-dev
https://golang.org/cl/4230042
2011-02-24 10:22:32 -08:00
Alex Brainman
75fb2f6c82 8l/6l: new -Hwindowsgui flag allows to build windows gui pe
Fixes #1516.

R=rsc, mattn
CC=golang-dev
https://golang.org/cl/4214041
2011-02-24 16:10:30 +11:00
Russ Cox
63c24081a0 5g: fix optimizer bug
same as in issue below, never fixed on ARM

changeset:   5498:3fa1372ca694
user:        Ken Thompson <ken@golang.org>
date:        Thu May 20 17:31:28 2010 -0700

description:
fix issue 798
cannot allocate an audomatic temp
while real registers are allocated.
there is a chance that the automatic
will be allocated to one of the
allocated registers. the fix is to
not registerize such variables.

R=rsc
CC=golang-dev
https://golang.org/cl/1202042

R=ken2
CC=golang-dev
https://golang.org/cl/4226042
2011-02-23 13:21:39 -05:00
Kyle Consalus
07cc8b9ad2 Make.pkg, doc: Replace references to "-benchmarks" and "-match" with "-test.bench" and "-test.run".
R=r
CC=golang-dev
https://golang.org/cl/4197041
2011-02-22 20:23:21 -08:00
Alex Brainman
0cf6f8c096 5l/6l/8l: use enums for header type and symbolic strings for -H option values
Thanks to rsc for the suggestion.

R=r
CC=golang-dev
https://golang.org/cl/4174060
2011-02-23 14:30:40 +11:00
Russ Cox
bdbea6e410 arm: fix build
Changes on laptop were not sync'ed to machine
where I ran hg submit.

R=r
CC=golang-dev
https://golang.org/cl/4195048
2011-02-22 21:10:02 -05:00
Russ Cox
52943bfe4d gc: require if condition
R=ken2, r2
CC=golang-dev
https://golang.org/cl/4195045
2011-02-22 18:23:29 -05:00
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
Andrew Gerrand
06a923ada0 godoc: serve robots.txt raw
R=gri, niemeyer, rsc, r2, r
CC=golang-dev
https://golang.org/cl/4188063
2011-02-19 05:46:20 +11:00
Russ Cox
f07a45f23d fix build
pieces of an upcoming CL leaked into CL 4168056

TBR=r
CC=golang-dev
https://golang.org/cl/4180057
2011-02-18 12:37:16 -05:00
Russ Cox
afac1c2654 ld: drop rpath
Was required by old cgo but we don't
generate stub .so files anymore.

Update #1527.

R=iant
CC=golang-dev
https://golang.org/cl/4168056
2011-02-18 11:35:36 -05:00
Gustavo Niemeyer
6d9db54be5 testing: rename cmdline flags to avoid conflicts
Flags defined in the testing package may conflict
with real flags defined in the main package, or in
any other imported package.

This change makes them less likely to be used for
other purposes.

R=r, rsc, r2
CC=golang-dev
https://golang.org/cl/4167055
2011-02-17 16:17:33 -08:00
Wei Guangjing
8ba4df2e9a 6l: pe fixes
R=rsc, brainman
CC=golang-dev
https://golang.org/cl/4182061
2011-02-18 10:58:47 +11:00
Russ Cox
6e03ed32c7 gc: interface error message fixes
Fixes #1526.

R=ken2
CC=golang-dev
https://golang.org/cl/4190051
2011-02-17 16:33:26 -05:00
Jeff R. Allen
3a2d64789b gc: make string const comparison unsigned
Make compile-time string const comparison match semantics
of runtime.cmpstring.

Fixes #1515.

R=rsc
CC=golang-dev, rog
https://golang.org/cl/4172049
2011-02-16 17:57:15 -05:00
Alex Brainman
074354c2ea 8l,6l: allow for more os threads to be created on Windows
Program listed http://code.google.com/p/go/issues/detail?id=1495
(with nRequester set to 10000) will crash with

runtime: failed to create new OS thread (have 4526 already; errno=8)

instead of

runtime: failed to create new OS thread (have 618 already; errno=8).

R=golang-dev, rsc, vcc
CC=golang-dev
https://golang.org/cl/4172046
2011-02-16 16:08:42 +11:00
Robert Griesemer
e6ee0d2492 godoc: don't hide package lookup error if there's no command with the same name
Fixes #1514.

R=r, r2
CC=golang-dev
https://golang.org/cl/4173050
2011-02-14 17:41:47 -08:00
Ken Thompson
888ab02228 5ld: part of 64bit eor - forgot to check in.
R=r, rsc
CC=golang-dev
https://golang.org/cl/4176046
2011-02-11 20:13:57 -08:00
Robert Griesemer
7e3d98bc9c gofmt: exclude testcase with incorrect syntax
R=r, r2
CC=golang-dev
https://golang.org/cl/4160047
2011-02-11 16:24:35 -08:00
Lorenzo Stoakes
b57ac97c27 gc: correct receiver in method missing error
Fixes #1324.

R=rsc1, r, rsc
CC=golang-dev
https://golang.org/cl/3435042
2011-02-11 17:47:58 -05:00
Ken Thompson
ca5179d3f6 5ld: stoped generating 64-bit eor
R=rsc
CC=golang-dev
https://golang.org/cl/4182049
2011-02-11 13:22:35 -08:00
Yuval Pavel Zholkover
7e77623120 8l, runtime: place G and M pointers relative to _tos on Plan 9, instead of hardcoded values for USTKTOP.
This should allow executing both on native Plan 9 and inside 9vx.

R=rsc
CC=golang-dev
https://golang.org/cl/3993044
2011-02-11 13:39:05 -05:00
Robert Griesemer
a75e5fc670 godoc: godoc: Use IsAbs to test for absolute paths (fix for win32).
One more case.

R=r, r2
CC=golang-dev
https://golang.org/cl/4170044
2011-02-10 16:32:51 -08:00
Yasuhiro Matsumoto
3b3568ba49 godoc: Use IsAbs to test for absolute paths (fix for win32).
R=gri
CC=golang-dev
https://golang.org/cl/4129046
2011-02-10 16:00:24 -08:00
Ken Thompson
cc4d57abac peep: more bugs
R=r
CC=golang-dev
https://golang.org/cl/4176042
2011-02-09 16:03:02 -08:00
Robert Griesemer
334f52ac49 godoc: optimizations: don't call Write for 0-length data
- guard some calls to Write that frequently may have 0-length data
- fix an invariant

R=r
CC=golang-dev
https://golang.org/cl/4179041
2011-02-09 15:06:05 -08:00
Rob Pike
fb9e37cd9b template: reverse order of arguments to Execute
In line with other functions such as Fprintf, put the
thing to be written first.

Apologies for the breakages this is sure to cause.

R=rsc, gri, adg, eds, r2, aam
CC=golang-dev
https://golang.org/cl/4169042
2011-02-09 14:23:01 -08:00
Ken Thompson
acc82ad721 peep: bug fix
R=r
CC=golang-dev
https://golang.org/cl/4173041
2011-02-09 13:13:17 -08:00
Robert Griesemer
d916cca327 go/printer: remove notion of "Styler", remove HTML mode
Neither gofmt nor godoc are making use of a Styler (for
token-specific formatting) anymore. Stylers interacted in complicated
ways with HTML-escaping which was why the printer needed an HTML mode
in the first place.

godoc now uses a more powerful and general text formatting
function that does HTML escaping, text selection, and can
handle token-specific formatting if so desired (currently
used only for comments).

As a consequence, cleaned up uses of go/printer in godoc;
simplified the various write utility functions, and also
removed the need for the "html" template format (in favor of
html-esc which now does the same and is used more pervasively).

Applied gofmt -w src misc to verify no changes occured,
and tested godoc manually.

There should be no visible changes except that (type) code
snippets presented for godoc package documentation now
uses the same formatting as for general source code and
thus comments get the comment-specific color here as well
(not the case at the moment).

(TODO: godoc needs a good automatic test suite).

R=rsc
CC=golang-dev
https://golang.org/cl/4152042
2011-02-09 09:52:32 -08:00
Gustavo Niemeyer
4521782514 cgo: fix handling of signed enumerations
Structs defined in C as containing a field with
an enum type are currently translated to Go as
a struct with an unsigned integer field, even if
some of the values contained in the enum are
negative.

This modification takes in consideration the values
defined in the enum, and conditionally defines the
Go type as signed if necessary.

The logic introduced was tested with gcc, which
will increase the type size if it contains both
negative numbers and values greater than 2^b/2-1,
and refuses to compile values which would be
problematic (2^64-1, but in fact the ISO C
restricts the range to the size of int).

R=rsc
CC=golang-dev
https://golang.org/cl/4119058
2011-02-08 23:50:14 -05:00
Russ Cox
e6f9b2f110 fix build clean.bash
TBR=r
CC=golang-dev
https://golang.org/cl/4151042
2011-02-08 22:39:39 -05:00
Ken Thompson
5080d7617a cgen64: dont use MVN instruction
R=r
CC=golang-dev
https://golang.org/cl/4154043
2011-02-08 17:30:23 -08:00
Ken Thompson
dc331e6565 peep: more optimization
R=r
CC=golang-dev
https://golang.org/cl/4149044
2011-02-08 16:55:59 -08:00
Ken Thompson
e26b741523 peep: fix optimization bug
R=r
CC=golang-dev
https://golang.org/cl/4105058
2011-02-07 17:21:04 -08:00
Ken Thompson
2799e0ecb9 peep: fix bug in peep optimizer.
reg: enable peep optimizer.
cgen64: better int64 code.

R=r
CC=golang-dev
https://golang.org/cl/3989065
2011-02-07 15:00:30 -08:00
Rob Pike
0ae041735a ld: fix build (uvlong vs uint64 conflict on freebsd)
R=rsc
CC=golang-dev
https://golang.org/cl/4023071
2011-02-07 14:40:36 -08:00
Rob Pike
fb55941539 loader: move the XputY routines into the ld directory.
Fixes the build for 5l, and also removes an inconsequential bug in 8l.

R=rsc
CC=golang-dev
https://golang.org/cl/4127051
2011-02-07 14:34:21 -08:00
Robert Griesemer
eeafc06538 gofmt: no need for lexical compare of src and res (optimization)
R=r
CC=golang-dev
https://golang.org/cl/4130046
2011-02-04 15:36:32 -08:00
Yuval Pavel Zholkover
c14c4e55e0 8l: fix crash writing Plan 9 binaries
Was crashing with GOOS=plan9 unless -s was passed.
Add symbols and line numbers to Plan 9 a.out.

R=rsc
CC=golang-dev
https://golang.org/cl/4080050
2011-02-04 14:33:21 -05:00
Russ Cox
6c5e4e1854 build: allow clean.bash to work on fresh checkout
Must be invoked as ./clean.bash --gomake make
(or --gomake gmake, depending on the name of
GNU make).

R=niemeyer
CC=golang-dev
https://golang.org/cl/4023065
2011-02-04 14:33:08 -05:00
Alex Brainman
4ecebfea53 os: implement new Process api
Fixes #1004.
Fixes #1460.

R=mattn, r, niemeyer, rog, rsc
CC=golang-dev
https://golang.org/cl/4029053
2011-02-04 14:41:26 +11:00
Yasuhiro Matsumoto
8b9d6e38be gopack: unused variable.
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/4121057
2011-02-03 17:29:09 -08:00
Robert Griesemer
ea2c6a3e59 godoc: minor internal fix
The value of the internal flag includeNonGoFile
really is the value of the fulltextIndex flag.

R=rsc
CC=golang-dev
https://golang.org/cl/4044052
2011-02-03 16:05:57 -08:00
Russ Cox
9d3db4b62e gotest: enable unit tests for cmd directories
R=r
CC=golang-dev
https://golang.org/cl/4001056
2011-02-03 14:54:01 -05:00
Russ Cox
c1a695c160 gc, ld: package name main no longer reserved
R=ken2
CC=golang-dev
https://golang.org/cl/4128054
2011-02-03 14:17:20 -05:00
Gustavo Niemeyer
ab15a978fb cgo: os/arch dependent #cgo directives
This enables #cgo directives to contain a os/arch
specification which restricts the definition of
the given option to matching systems.

For example:

#cgo amd64 CFLAGS: -DAMD64=1
#cgo linux CFLAGS: -DLINUX=1
#cgo linux/amd64 CFLAGS: -DLINUX_ON_AMD64=1

R=rsc
CC=golang-dev
https://golang.org/cl/4121048
2011-02-03 13:51:47 -05:00
Russ Cox
3f61184e1b gc, ld: detect stale or incompatible object files
The object files begin with a header that is

        $GOARCH

on a line by itself.  This CL changes that header to

        go object $GOOS $GOARCH release.2011-01-01 4567+

where the final two fields are the most recent release
tag and the current hg version number.

All objects imported into a Go compilation or linked into an
executable must have the same header line, and that header
line must match the compiler and linker versions.

The effect of this will be that if you update and run all.bash
and then try to link in objects compiled with an earlier version
of the compiler (or invoke the wrong version of the compiler),
you will get an error showing the different headers instead
of perhaps silent incompatibility.

Normal usage with all.bash should be unaffected, because
all.bash deletes all the object files in $GOROOT/pkg/$GOOS_$GOARCH
and cleans all intermediate object files before starting.

This change is intended to diagnose stale objects arising when
users maintaining alternate installation directories forget to
rebuild some of their files after updating.

It should help make the adoption of $GOPATH (CL 3780043)
less error-prone.

R=ken2, r
CC=golang-dev
https://golang.org/cl/4023063
2011-02-03 13:51:43 -05:00
Eoghan Sherry
cf63e34b1d gc: correct rounding of denormal constants
Fixes #1463.

R=rsc
CC=golang-dev
https://golang.org/cl/4079060
2011-02-02 22:36:54 -05:00
Russ Cox
259a974292 cgo: rename internal f to avoid conflict with possible C global named f
Fixes #1452.

R=r
CC=golang-dev
https://golang.org/cl/4023060
2011-02-02 18:53:03 -05:00
Russ Cox
8a2891fc56 gc: select receive bug fix
Affects receive using := when new variable escapes to heap.

Fixes #1468.

R=ken2
CC=golang-dev
https://golang.org/cl/4119052
2011-02-02 18:34:09 -05:00
Russ Cox
1fa4173444 5l, 8l: pass stack frame size to morestack when needed
Shame on me: I fixed the same bug in 6l in 8691fcc6a66e
(https://golang.org/cl/2609041) and neglected
to look at 5l and 8l to see if they were affected.

On the positive side, the check I added in that CL is the
one that detected this bug.

Fixes #1457.

R=ken2
CC=golang-dev
https://golang.org/cl/3981052
2011-02-01 18:34:41 -05:00
Rob Pike
80f07cfbea arm: disable peep for release
R=ken2
CC=golang-dev
https://golang.org/cl/4001051
2011-02-01 15:02:07 -08:00
Robert Griesemer
288a39c86b go/ast: reflect communication operator changes accurately in ast
- go/ast: introduce SendStmt; adjust SelectStmt
- go/parser: accept new communication syntax, minor
  unrelated cleanups
- go/printer: adjustments for new ast, fewer binary
  expression precedences
- go/token: remove one binary precedence

Adjusted dependent code. gofmt -w src -misc. Ran all tests.

R=rsc, gri
CC=golang-dev
https://golang.org/cl/3989056
2011-02-01 13:47:51 -08:00
Ian Lance Taylor
9040da9e40 ld: Add -I option to set ELF interpreter.
R=rsc
CC=golang-dev
https://golang.org/cl/4080049
2011-02-01 12:49:56 -08:00
Rob Pike
eea18d959e log: rename Exit* to Fatal*
This aligns the naming scheme with the testing package and
also lets govet work on more logging calls.

R=rsc
CC=golang-dev
https://golang.org/cl/4001048
2011-02-01 12:47:35 -08:00
Rob Pike
6a13175f7d govet: add Panic to the list of functions
R=rsc
CC=golang-dev
https://golang.org/cl/4119049
2011-02-01 12:47:09 -08:00
Russ Cox
05b9050bda gc: handle invalid name in type switch
Fixes #1453.

R=ken2
CC=golang-dev
https://golang.org/cl/4125043
2011-02-01 14:00:36 -05:00
Gustavo Niemeyer
59a47732dd exec: use custom error for LookPath
Make the error message and the needed action more obvious
when a command isn't found to obtain the source code
of a project.  Users seem to strugle with the existing
wording in practice.

R=rsc
CC=golang-dev
https://golang.org/cl/4058047
2011-02-01 12:12:51 -05:00
Eoghan Sherry
e6a934a1d9 6g: fix registerization of temporaries
Use correct range in allocated register test.

R=rsc, ken2
CC=golang-dev
https://golang.org/cl/4073049
2011-02-01 12:12:42 -05:00
Gustavo Niemeyer
e71d8a2fe4 6l: add comment to CMOV* relocation
R=rsc
CC=golang-dev
https://golang.org/cl/4042045
2011-02-01 11:49:33 -05:00
Gustavo Niemeyer
4fd867b283 cgo: define CGO_CFLAGS and CGO_LDFLAGS in Go files
R=rsc, binet
CC=golang-dev
https://golang.org/cl/3921043
2011-02-01 08:44:18 -05:00
Russ Cox
0e47460915 gc: fix send precedence
Test and fix case found by Robert.
Add receive inside send to tree too.

R=ken2
CC=golang-dev
https://golang.org/cl/3973052
2011-02-01 08:29:21 -05:00
Russ Cox
cb584707af gc: remove non-blocking send, receive syntax
R=ken2
CC=golang-dev
https://golang.org/cl/4126043
2011-01-31 18:52:16 -05:00
Russ Cox
614391860a ebnflint: exit with non-zero status on error
Tweak spec to avoid ebnflint complaints.

R=gri
CC=golang-dev
https://golang.org/cl/3973050
2011-01-31 17:42:10 -05:00
Roger Peppe
76130bdeea cgo: improve error reporting slightly.
If there were warnings or errors in the user code,
cgo would print the first error from gcc and then stop,
which is not helpful.
This CL makes cgo ignore errors from user code
in the first pass - they will be shown later.
It also prints errors from user preamble code
with the correct line numbers.
(Also fixed misleading usage message).

R=iant, rsc
CC=golang-dev
https://golang.org/cl/4082047
2011-01-31 14:31:34 -05:00
Luuk van Dijk
7400be87d8 runtime: generate Go defs for C types.
R=rsc, mattn
CC=golang-dev
https://golang.org/cl/4047047
2011-01-31 12:27:28 +01:00
Ken Thompson
1f55105f66 enable arm peep.
one bug fixed,
probably more will be revealed

R=r
CC=golang-dev
https://golang.org/cl/4126044
2011-01-30 15:55:08 -08:00
Russ Cox
5038792837 gc: special case code for single-op blocking and non-blocking selects
R=ken2
CC=golang-dev
https://golang.org/cl/4004045
2011-01-30 16:07:57 -05:00
Alex Brainman
d08df51366 8l/6l: pe fixes
- fixed length of amd64 .data pe section
  (don't need to include non-initialised data)

- use correct oh/oh64 variable when updating
  data directory in addexports

- simplify and cleanup

R=vcc, rsc
CC=golang-dev
https://golang.org/cl/4106044
2011-01-29 23:13:40 +11:00
Robert Griesemer
9b07abab78 godoc: tiny bug fix - use correct filename when comparing files against the index whitelist
This bug prevented files such as READMEs etc. from being included in the index.
For instance, now author names recorded in the AUTHORS file can be found with
a godoc query.

R=rsc, r2
CC=golang-dev
https://golang.org/cl/4005047
2011-01-27 14:11:58 -08:00
Gustavo Niemeyer
1a472026da 6l: Relocate CMOV* instructions
The linker avoids a GOT indirection by turning a MOV into
a LEA, but with x86-64 GCC has started emitting CMOV*
instructions which break the existing logic.

This will generate errors such as:

  unexpected GOT reloc for non-dynamic symbol luaO_nilobject_

The CMOV* instructions may be emitted with normal code like:

  if (o >= L->top) return cast(TValue *, luaO_nilobject);
  else return o;

Which gets compiled into (relocation offset at 1b):

  13: 48 3b 47 10             cmp    0x10(%rdi),%rax
  17: 48 0f 43 05 00 00 00    cmovae 0x0(%rip),%rax
  1e: 00

This change will allow the indirection through the GOT to
avoid the problem in those cases.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/4071044
2011-01-27 14:09:03 -05:00
Wei Guangjing
a3120f67ca 8l: add PE dynexport
R=rsc, brainman, mattn
CC=golang-dev
https://golang.org/cl/4022043
2011-01-27 08:26:31 -05:00
Wei Guangjing
354219951e 8l: fix ldpe sym name length == 8 strdup incorrect.
R=rsc
CC=golang-dev
https://golang.org/cl/4102043
2011-01-27 08:26:28 -05:00
Robert Griesemer
4497960b2d godoc: full text index for whitelisted non-Go files
R=rsc
CC=golang-dev
https://golang.org/cl/4029046
2011-01-26 21:49:30 -08:00
Robert Griesemer
32a7e46488 gofmt -r: match(...) arguments may be nil; add missing guards
Fixes #1446.

R=rsc
CC=golang-dev
https://golang.org/cl/3981043
2011-01-26 19:17:53 -08:00
Luuk van Dijk
66905bd9ac cc: fix -q and build break.
R=rsc
CC=golang-dev, golang-dev
https://golang.org/cl/3992047
2011-01-25 19:40:36 +01:00
Luuk van Dijk
efda876a94 cc: mode to generate go-code for types and variables.
R=rsc
CC=golang-dev
https://golang.org/cl/3987045
2011-01-25 19:00:14 +01:00
Luuk van Dijk
2aa6cf3e7e [68]l: more robust decoding of reflection type info in generating dwarf.
R=rsc
CC=golang-dev, golang-dev
https://golang.org/cl/4106041
2011-01-24 20:59:39 +01:00
Russ Cox
7e84666df1 gc: clearer error for struct == struct
cmp6.go:48: invalid operation: t3 == t3 (operator == not defined on struct)

Fixes #1438.

R=ken2
CC=golang-dev
https://golang.org/cl/4003045
2011-01-21 18:15:59 -05:00
Luuk van Dijk
5cf120827c cc: remove pickle generation code.
R=rsc
CC=golang-dev
https://golang.org/cl/4083043
2011-01-21 17:59:35 +01:00
Robert Griesemer
955aa159ad godoc: show line numbers for non-go files (bug fix)
Also: Give line numbers a style and make them less intrusive.

R=rsc
CC=golang-dev
https://golang.org/cl/4060043
2011-01-20 10:43:55 -08:00
Russ Cox
32a8f5a874 gotest: new cgo does not require LD_LIBRARY_PATH
Fixes #1410.

R=r
CC=golang-dev
https://golang.org/cl/4072043
2011-01-20 13:11:06 -05:00
Russ Cox
50fe459ce2 6g: fix uint64(uintptr(unsafe.Pointer(&x)))
Fixes #1417.

R=ken2
CC=golang-dev
https://golang.org/cl/4079042
2011-01-20 12:50:35 -05:00
Russ Cox
e8f2692ca2 5l: document -F, force it on old ARMs
Fixes #1341.

R=ken2, r
CC=golang-dev
https://golang.org/cl/4006045
2011-01-20 12:50:10 -05:00
Wei Guangjing
f1751e7de5 8l: emit DWARF in Windows PE.
R=rsc, lvd, brainman, Joe Poirier
CC=golang-dev
https://golang.org/cl/2124041
2011-01-20 11:28:30 -05:00
Wei Guangjing
1aa2d88739 cgo: windows/386 port
R=rsc, peterGo, brainman
CC=golang-dev
https://golang.org/cl/3733046
2011-01-20 10:22:20 -05:00
Wei Guangjing
3aec5516ed 6l: windows/amd64 port
R=rsc
CC=golang-dev
https://golang.org/cl/3746044
2011-01-20 09:21:10 -05:00
Russ Cox
0849944694 gc: delete float, complex
rename cmplx -> complex

R=ken2
CC=golang-dev
https://golang.org/cl/4071041
2011-01-19 23:08:11 -05:00
Ken Thompson
7963b04a18 arm bug with stack adjust
R=r
CC=golang-dev
https://golang.org/cl/3980043
2011-01-19 16:30:13 -08:00
Robert Griesemer
a441037f3f godoc: enable fulltext index by default
- added flag -maxresults (default: 10000) to limit the max.
  number of full text results shown
- removed flag -fulltext; use -maxresults=0 to disable fulltext
  index
- better indication on result page if not all results are shown
  (... after line list)

R=rsc, gri1
CC=golang-dev
https://golang.org/cl/4049042
2011-01-19 14:33:05 -08:00
Robert Griesemer
4e3f389476 godoc: enable qualified identifiers ("math.Sin") as query strings again
A query string of the form ident.ident will be used both as a qualified
identifier for identifier search and as a regular expression.
Qualified identifier lookup got broken accidentally when introducing
regexp full text search. Cleaned up surrounding logic a bit.

R=rsc
CC=golang-dev
https://golang.org/cl/3984042
2011-01-19 12:48:10 -08:00
Jeff R. Allen
1558834248 5a, 5l, 6a, 6l, 8a, 8l: handle out of memory, large allocations
Fixes #392.

R=rsc, r2
CC=golang-dev
https://golang.org/cl/2732042
2011-01-19 15:30:26 -05:00
Hector Chu
aae5f91213 windows: implement exception handling
R=rsc, brainman
CC=golang-dev
https://golang.org/cl/4079041
2011-01-19 15:10:15 -05:00
Alex Brainman
48d2de7eb9 8l: pe changes
Dll names and function names padded to even size.
Refactoring of imports writing code.

R=rsc
CC=golang-dev
https://golang.org/cl/3804042
2011-01-19 15:10:01 -05:00
Sebastien Binet
655da99627 cgo: add complex float, complex double
R=rsc
CC=binet, golang-dev
https://golang.org/cl/3906041
2011-01-19 14:30:57 -05:00
Ken Thompson
eead5e8879 arm register allocation/tempname allocation bug
R=r
CC=golang-dev
https://golang.org/cl/4008044
2011-01-18 20:45:17 -08:00
Russ Cox
3e0adc9ffb cc: fix vlong condition
Fixes #1032.

R=ken2
CC=golang-dev
https://golang.org/cl/4025043
2011-01-18 16:28:21 -05:00
Russ Cox
b0543ddd8a gc, runtime: make range on channel safe for multiple goroutines
Fixes #397.

R=ken2
CC=golang-dev
https://golang.org/cl/3994043
2011-01-18 15:59:19 -05:00
Robert Griesemer
1b112c2297 godoc: bring back "indexing in progress" message
A wrongly nested if prevented the message from appearing.

Fixes #1420.

R=r, r2
CC=golang-dev
https://golang.org/cl/3987043
2011-01-18 10:59:54 -08:00
Anthony Martin
661bcb773b gc: fix typed constant declarations
Fixes #1411.

R=rsc, gri, ejsherry
CC=golang-dev
https://golang.org/cl/4035042
2011-01-18 11:24:49 -05:00
Ken Thompson
fa9befd777 arm reg bug with SP adjust
after call to deferproc

R=r
CC=golang-dev
https://golang.org/cl/4059041
2011-01-17 20:39:26 -08:00
Ken Thompson
3537b79329 arm bug address of a string
R=r
CC=golang-dev
https://golang.org/cl/4004042
2011-01-17 13:27:05 -08:00
Ken Thompson
3965519ae5 arm reg bug with address(variable)
R=r
CC=golang-dev
https://golang.org/cl/4047041
2011-01-16 15:25:13 -08:00
Ken Thompson
6432471497 disable reg - tar test failed
R=r
CC=golang-dev
https://golang.org/cl/3969042
2011-01-15 17:11:24 -08:00
Ken Thompson
2c35e548bb arm reg bug MOVW into bool variable
R=r
CC=golang-dev
https://golang.org/cl/4034042
2011-01-15 16:55:47 -08:00
Russ Cox
141a4a1759 runtime: fix arm reflect.call boundary case
The fault was lucky: when it wasn't faulting it was silently
copying a word from some other block and later putting
that same word back.  If some other goroutine had changed
that word of memory in the interim, too bad.

The ARM code was inconsistent about whether the
"argument frame" included the saved LR.  Including it made
some things more regular but mostly just caused confusion
in the places where the regularity broke.  Now the rule
reflects reality: argp is always a pointer to arguments,
never a saved link register.

Renamed struct fields to make meaning clearer.

Running ARM in QEMU, package time's gotest:
  * before: 27/58 failed
  * after: 0/50

R=r, r2
CC=golang-dev
https://golang.org/cl/3993041
2011-01-14 14:05:20 -05:00
Ian Lance Taylor
5adfe93752 cgo: In _cgo_main.c define all provided symbols as functions.
This defines crosscall2 in a way that matches that real
definition, and also defines _cgo_allocate and _cgo_panic to
indicate that they are available to be called by code compiled
with gcc.

R=rsc
CC=golang-dev
https://golang.org/cl/4026041
2011-01-14 10:52:08 -08:00
Ken Thompson
a093f3d5a0 fix tst instruction on arm to set overflow bit
R=r
CC=golang-dev
https://golang.org/cl/4009041
2011-01-13 20:05:08 -08:00
Robert Griesemer
bff2c207e4 go/scanner: Make Init take a *token.File instead of a *token.FileSet.
Until now, each scan of a file added a new file to the file set.
With this change, a file can be re-scanned using the same *token.File
w/o changing the file set. Eventually this will enable the re-use of
cached source code in godoc (for the fulltext index). At the moment,
source files are read over and over again from disk.

This is the first step in that direction.

R=r, rsc, r2
CC=golang-dev
https://golang.org/cl/4001041
2011-01-13 17:20:26 -08:00
Ken Thompson
2a74009675 add TST op code
R=r
CC=golang-dev
https://golang.org/cl/4000041
2011-01-13 15:34:52 -08:00
Robert Griesemer
f6f1401286 godoc: don't double HTML-escape search result snippets
Fixes #1412.

R=rsc, r
CC=golang-dev
https://golang.org/cl/3994041
2011-01-13 12:44:04 -08:00
Robert Griesemer
d4bdaf11d9 godoc: peephole optimization for generated HTML
When searching for regular expressions such as
".", there are many consecutive matches.
In the generated HTML, combine them instead of
generating a new <span> for each adjacent text
segment highlighting a match.

Massively reduces the size of the generated
HTML in those cases.

R=r, rsc
CC=golang-dev
https://golang.org/cl/3971041
2011-01-13 10:23:42 -08:00
Rob Pike
d88f717da6 disable arm registifier for the moment
R=ken2, ken3
CC=golang-dev
https://golang.org/cl/3970041
2011-01-12 16:17:14 -08:00
Gustavo Niemeyer
6f6b7e3a33 goinstall: Fix template to use exported fields
It's currently broken due to f6d5bac536c5.

R=r, r2
CC=golang-dev
https://golang.org/cl/3967041
2011-01-12 10:45:24 -08:00
Robert Griesemer
7b4a4d3788 godoc: remove TODO (bug257.go can now be indexed)
Pending CL 3752044.

R=r, r2
CC=golang-dev
https://golang.org/cl/3949042
2011-01-11 21:24:44 -08:00
Ken Thompson
1c99bdc8e5 turn off peep half of optimizer for release
R=r
CC=golang-dev
https://golang.org/cl/3919043
2011-01-11 17:30:25 -08:00
Ian Lance Taylor
ac1c09458c ld: Fix exported dynamic symbols on 386 Mach-O.
R=rsc
CC=golang-dev
https://golang.org/cl/3948043
2011-01-11 14:43:28 -08:00
Ian Lance Taylor
3a43ff1a77 ld: Fix exported dynamic symbols on Mach-O.
* Avoid confusion between imported and exported symbols.
* Record number of imported and exported symbols correctly.
* Explictly relocate SMACHOSYM section, since it is not in datap.

R=rsc
CC=golang-dev
https://golang.org/cl/3920042
2011-01-11 13:56:47 -08:00
Ian Lance Taylor
882f9d6d7a ld: Permit an Mach-O symbol to be exported in the dynamic symbol table.
Submitting TBR to fix Darwin build.

R=rsc
TBR=rsc
CC=golang-dev
https://golang.org/cl/3912043
2011-01-11 11:22:47 -08:00
Gustavo Niemeyer
03b46849f2 goinstall: preliminary support for cgo packages
Can handle cgo packages now but only if they
do not need to set CGO_LDFLAGS and CGO_CFLAGS.

R=adg, rsc
CC=golang-dev
https://golang.org/cl/3891042
2011-01-11 13:14:48 -05:00
Russ Cox
5b8bcf2324 godefs: better handling of enums
Fixes #432.

R=r, r2
CC=golang-dev
https://golang.org/cl/3869043
2011-01-11 11:12:15 -05:00
Gustavo Niemeyer
9f178edf51 cgo: export unsafe.Pointer as void*
This will enable functions which use unsafe.Pointer as an argument
to be correctly exported by cgo.

R=rsc
CC=golang-dev
https://golang.org/cl/3849043
2011-01-11 11:12:06 -05:00
Gustavo Niemeyer
632be89407 cgo: output alignment fix
R=rsc
CC=golang-dev
https://golang.org/cl/3902044
2011-01-11 10:17:54 -05:00
Gustavo Niemeyer
02ff646fef cgo: fix enum const conflict
This change prevents enum consts from conflicting with themselves
when loaded twice in different go files.

Fixes #1400.

R=rsc
CC=golang-dev
https://golang.org/cl/3849044
2011-01-11 10:15:49 -05:00
Robert Griesemer
4bdaf59cc9 godoc: support for regular expression full text search
Regular expressions may now be used in conjuction with full text
search. Godoc will show the first 10000 occurences in the source
code and highlight the respective text segments.

- added new flag -testDir to specify a small directory for testing
  (fast index creation; default = "")

- use new FormatText function to format text and Go source
  code in HTML, supporting multiple kinds of text selections
  simulatenously); this replaces the uses of go/printer
  Stylers

- for now removed currently unused mechanism for identifier-
  specific JS popups (will come back in some form once we
  have type or other useful information)

- various typo fixes and minor cleanups throughout

Missing:
- indexing of non-.go files

R=r, r2
CC=golang-dev, rsc
https://golang.org/cl/3699041
2011-01-10 15:34:29 -08:00
Ken Thompson
ab4d8bf16c arm optimizer bug fixes
R=rsc
CC=golang-dev
https://golang.org/cl/3913043
2011-01-10 13:15:52 -08:00
Ken Thompson
4ed17ceace add peep
R=rsc
CC=golang-dev
https://golang.org/cl/3902042
2011-01-07 18:20:26 -08:00
Ken Thompson
90ca4d75a4 initial cut at arm optimizer
R=rsc
CC=golang-dev
https://golang.org/cl/3921041
2011-01-07 18:04:48 -08:00
Robert Griesemer
a6820b65cb gofmt: don't attempt certain illegal rewrites
(e.g.: echo 'package main' | gofmt -r 'x->7'
cannot change the package name to 7)

R=rsc
CC=golang-dev
https://golang.org/cl/3913041
2011-01-07 15:04:41 -08:00
Robert Griesemer
9d634e50c7 gofmt: rewriter matches apply to expressions only
Fixes #1384.

R=rsc
CC=golang-dev
https://golang.org/cl/3912041
2011-01-07 13:33:29 -08:00