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Commit Graph

1733 Commits

Author SHA1 Message Date
Kai Backman
311973ea56 arm: remove old qemu dependency from gotest
R=rsc
CC=golang-dev
https://golang.org/cl/1678063
2010-08-03 13:03:40 -07:00
Russ Cox
3f19d8ae8d gc: empty select
R=ken2
CC=golang-dev
https://golang.org/cl/1871057
2010-08-03 01:07:57 -07:00
Russ Cox
585eae3bce gc: bug301
Fixes #990.

R=ken2
CC=golang-dev
https://golang.org/cl/1742055
2010-08-03 01:07:40 -07:00
Russ Cox
c6cb303a8a gc: bug299, bug300
R=ken2
CC=golang-dev
https://golang.org/cl/1731057
2010-08-03 00:53:32 -07:00
Russ Cox
9bac9d23d3 gc: index bounds tests and fixes
move constant index checking to front end
x[2:1] is a compile-time error now too

R=ken2
CC=golang-dev
https://golang.org/cl/1848056
2010-08-03 00:26:02 -07:00
Kai Backman
8d76a15122 arm: bugfixes (stack clobbering, indices)
also changed zerodivide to output "BUG"

R=rsc
CC=golang-dev
https://golang.org/cl/1871055
2010-07-30 10:37:51 +03:00
Joe Poirier
b57ffae094 cov and prof: implement windows version (just function stubs and build mods)
R=brainman, rsc
CC=golang-dev
https://golang.org/cl/1676054
2010-07-30 11:47:11 +10:00
Russ Cox
491a3ca5b7 gc: fix SIGBUS
R=ken2
CC=golang-dev
https://golang.org/cl/1906042
2010-07-28 18:21:50 -07:00
Kai Backman
fa4da33315 arm: minor bugfixes.
R=rsc
CC=golang-dev
https://golang.org/cl/1692057
2010-07-28 15:58:35 +03:00
Russ Cox
f930d28164 5g: fix build
R=ken2
CC=golang-dev
https://golang.org/cl/1893042
2010-07-27 13:43:58 -07:00
Russ Cox
711f075987 gc: include signal.h (fix build)
R=ken2
CC=golang-dev
https://golang.org/cl/1871049
2010-07-26 18:41:36 -07:00
Robert Griesemer
0b133d8ac1 godoc: accept '.', '!', and '?' as end of first sentence of package documentation
R=rsc
CC=golang-dev
https://golang.org/cl/1875049
2010-07-26 17:34:40 -07:00
Russ Cox
f20c2e1cf5 gc: more crash avoidance
Fixes #961.
Fixes #962.

R=ken2
CC=golang-dev
https://golang.org/cl/1903043
2010-07-26 17:34:17 -07:00
Russ Cox
9a442211c6 6l: more invalid input files
Fixes #963.
Fixes #964.

R=r
CC=golang-dev
https://golang.org/cl/1874045
2010-07-26 17:34:02 -07:00
Russ Cox
b49561d884 gc: graceful exit on seg fault
R=ken2
CC=golang-dev
https://golang.org/cl/1882043
2010-07-26 16:52:51 -07:00
Robert Griesemer
4188504f38 godoc: display synopses for all packages that have some kind of documentation.
Fixes #953.

R=rsc
CC=golang-dev
https://golang.org/cl/1862046
2010-07-26 15:27:42 -07:00
Russ Cox
607eaea456 gc: fix smaller-than-pointer-sized receivers in interfaces
Fixes #812.

R=ken2
CC=golang-dev
https://golang.org/cl/1904041
2010-07-26 15:25:10 -07:00
Russ Cox
7b240e8135 gc: import dot shadowing bug
R=ken2
CC=golang-dev
https://golang.org/cl/1873047
2010-07-26 14:21:39 -07:00
Andrew Gerrand
f656a87697 prof: fix typo in usage string
Fixes #948.

R=rsc
CC=golang-dev
https://golang.org/cl/1890043
2010-07-26 14:46:53 +10:00
Russ Cox
fa3d86ca39 libmach: correct handling of .5 files with D_REGREG addresses
undo workaround in gc

Fixes #943.

R=kaib
CC=golang-dev
https://golang.org/cl/1889041
2010-07-22 09:00:34 -07:00
Russ Cox
2cc9d339e6 fix build
bug introduced in https://golang.org/cl/1886043

R=r
CC=golang-dev
https://golang.org/cl/1848047
2010-07-22 08:55:56 -07:00
Micah Stetson
d1e7cffe6c gotest: fix the glob pattern in the top-of-file comment
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/1847042
2010-07-22 10:07:26 +10:00
Russ Cox
916f896a3b ld: various bug fixes
Fixes #937.
Fixes #938.
Fixes #939.
Fixes #940.

R=r
CC=golang-dev
https://golang.org/cl/1886043
2010-07-21 13:44:49 -07:00
Kai Backman
47b6400556 arm: fix build by disabling list copying optimization for 5g.
R=rsc
CC=golang-dev
https://golang.org/cl/1697053
2010-07-21 14:14:21 +03:00
Russ Cox
0decedf636 gc: various bug fixes
Fixes #935.
Fixes #936.
Fixes #941.

R=ken2
CC=golang-dev
https://golang.org/cl/1867042
2010-07-20 23:45:33 -07:00
Ken Thompson
f6b93ab432 change floating literal normalization
from word-oriented to bit-oriented.
this will increase fp literal precision
by up to a full word.

R=rsc
CC=golang-dev
https://golang.org/cl/1859044
2010-07-19 16:10:46 -07:00
Russ Cox
2d6ae385e1 linux/386: use Xen-friendly ELF TLS instruction sequence
Fixes #465.

R=iant
CC=golang-dev
https://golang.org/cl/1665051
2010-07-17 16:54:03 -07:00
Ken Thompson
95b93c28e3 1. got 29 (Mpscale) more bits of precision
out of floating constant multiply
2. added rounding code to "const fix=float"
to allow up to 29 (Mpscale) bits of
slop and still get an exact fixed constant.

fixes #931

R=rsc
CC=golang-dev
https://golang.org/cl/1692055
2010-07-17 16:32:40 -07:00
Russ Cox
b693847ea8 gc: print error detail about failure to open import
R=ken2
CC=golang-dev
https://golang.org/cl/1872041
2010-07-16 21:38:51 -07:00
Russ Cox
e692977af3 5l, 6l, 8l: reject invalid input files
Fixes #925.
Fixes #926.
Fixes #927.
Fixes #928.
Fixes #929.
Fixes #930.

R=r
CC=golang-dev
https://golang.org/cl/1752044
2010-07-16 16:16:17 -07:00
Rob Pike
8519134b98 fix typo in lex.c comment
R=rsc
CC=golang-dev
https://golang.org/cl/1862044
2010-07-16 15:08:31 -07:00
Ken Thompson
19d7fc4026 change line pragma from
//line number file
to
	//line file:number

R=rsc
CC=golang-dev
https://golang.org/cl/1868041
2010-07-16 13:34:36 -07:00
Ian Lance Taylor
8a95821694 cgo: If CC is set in environment, use it rather than "gcc".
R=rsc
CC=golang-dev
https://golang.org/cl/1842042
2010-07-16 11:01:04 -07:00
Ken Thompson
444066e56d interpret lines that look like
//line 10 units.y
which is equiv to c
	#line 10 units.y
the purpose is to generate diagnostics
that correctly point to preprocessed source.

R=rsc
CC=golang-dev
https://golang.org/cl/1863042
2010-07-15 20:21:33 -07:00
Russ Cox
4c0de303ce gc: bug294
Fixes #800.

R=ken2
CC=golang-dev
https://golang.org/cl/1855043
2010-07-15 16:42:32 -07:00
Russ Cox
ece6a8c549 gc: bug293
Fixes #846.

R=ken2
CC=golang-dev
https://golang.org/cl/1862042
2010-07-15 16:14:06 -07:00
Russ Cox
cdb446feb5 gc: bug292
Fixes #843.

R=ken2
CC=golang-dev
https://golang.org/cl/1729051
2010-07-15 16:13:47 -07:00
Russ Cox
b2a919fc29 gc: issue 894
Fixes #894.

R=ken2
CC=golang-dev
https://golang.org/cl/1701051
2010-07-15 15:25:32 -07:00
Russ Cox
31c07dfddf gc: issue 901
Fixes #901.

R=ken2
CC=golang-dev
https://golang.org/cl/1674049
2010-07-15 15:22:51 -07:00
Russ Cox
08a263a991 gc: bug291
Fixes #915.

R=ken2
CC=golang-dev
https://golang.org/cl/1856042
2010-07-15 15:17:42 -07:00
Russ Cox
691d765121 gc: bug274
R=ken2
CC=golang-dev
https://golang.org/cl/1742044
2010-07-15 15:05:56 -07:00
Russ Cox
17f90c68c6 gc: fix handling of types inside function bodies
Fixes #849.
Fixes #920.

R=ken2
CC=golang-dev
https://golang.org/cl/1841042
2010-07-15 14:25:50 -07:00
Russ Cox
0432f289f7 cgo: various bug fixes
* remember #defined names, so that C.stdout can refer
  to the real name (on OS X) __stdoutp.
* better handling of #defined constant expressions
* allow n, err = C.strtol("asdf", 0, 123) to get errno as os.Error
* write all output files to current directory
* don't require gcc output if there was no input

Fixes #533.
Fixes #709.
Fixes #756.

R=r
CC=dho, golang-dev, iant
https://golang.org/cl/1734047
2010-07-14 17:17:53 -07:00
Rob Pike
c9f83372d8 add missing argument to usage message.
Fixes #912.

R=rsc
CC=golang-dev
https://golang.org/cl/1819041
2010-07-12 16:31:51 -07:00
Robert Griesemer
d87f7e2392 gofmt: update test script
R=r
CC=golang-dev
https://golang.org/cl/1791041
2010-07-09 13:03:25 -07:00
Russ Cox
44eaaaaa78 ld: fix handling of "". names in #pragma dynimport/dynexport
Fixes #728.

R=r
CC=golang-dev
https://golang.org/cl/1706053
2010-07-01 21:48:13 -07:00
Russ Cox
81c3e8cabc gc: implement new len spec, range bug fix, optimization
Fixes #885.

R=ken2
CC=golang-dev
https://golang.org/cl/1680048
2010-07-01 18:04:25 -07:00
Rob Pike
38f1231f3e strings and bytes.Split: make count of 0 mean 0, not infinite.
Use a count of -1 for infinity.  Ditto for Replace.

R=rsc
CC=golang-dev
https://golang.org/cl/1704044
2010-07-01 14:08:14 -07:00
Russ Cox
285312a05c 6l: drop confusing comment
R=ken2
CC=golang-dev
https://golang.org/cl/1693047
2010-07-01 12:51:00 -07:00
Russ Cox
e5009e29ea 6a: assemble CMPPD as 6l expects
libmach: disassemble CMPPD as 6a expects

R=ken2
CC=Charlie Dorian, golang-dev
https://golang.org/cl/1704046
2010-07-01 12:36:29 -07:00
Russ Cox
bf10982739 6l: implement MOVLQZX as "mov", not "movsxd"
(Here, quoted strings are the official AMD names.)

The amd64 "movsxd" instruction, when invoked
with a 64-bit REX prefix, moves and sign extends
a 32-bit value from register or memory into a
64-bit register.  6.out.h spells this MOVLQSX.

6.out.h also includes MOVLQZX, the zero extending
version, which it implements as "movsxd" without
the REX prefix.  Without the REX prefix it's only sign
extending 32 bits to 32 bits (i.e., not doing anything
to the bits) and then storing in a 32-bit register.
Any write to a 32-bit register zeros the top half of the
corresponding 64-bit register, giving the advertised effect.
This particular implementation of the functionality is
non-standard, because an ordinary 32-bit "mov" would
do the same thing.

Because it is non-standard, it is often mishandled or
not handled by binary translation tools like valgrind.
Switching to the standard "mov" makes the binaries
work better with those tools.

It's probably useful in 6c and 6g to have an explicit
instruction, though, so that the intent of the size
change is clear.  Thus we leave the concept of MOVLQZX
and just implement it by the standard "mov" instead of
the non-standard 32-bit "movsxd".

Fixes #896.

R=ken2
CC=golang-dev
https://golang.org/cl/1733046
2010-07-01 12:18:35 -07:00
Gustavo Niemeyer
ae33032893 goinstall: support for Bazaar+Launchpad
With these changes, goinstall is now able to use branches
maintained with Bazaar located in Launchpad.

Project aliases such as /project and /project/series are
supported in addition to specific user or team branches
such as /~user/project/branch.  Temporary branches under
the +junk special project are also supported.

As a curious side effect, since Launchpad is able to import
code from other locations, they can be indirectly
accessible too if desired.

R=rsc
CC=golang-dev
https://golang.org/cl/1699050
2010-06-30 23:33:49 -07:00
Russ Cox
489494cac3 cgo: use slash-free relative paths for .so references
The Makefile and cgo now rewrite / to _ when creating the path.
The .so for gosqlite.googlecode.com/hg/sqlite is named
cgo_gosqlite.googlecode.com_hg_sqlite.so, and then 6l and 8l
both include a default rpath of $GOROOT/pkg/$GOOS_$GOARCH.
This should make it easier to move binaries from one system
to another.

Fixes #857.

R=iant, r
CC=golang-dev
https://golang.org/cl/1700048
2010-06-30 23:31:27 -07:00
Russ Cox
7c9ed7946c 8g: out of register bug fix
Fixes #868.

R=ken2
CC=golang-dev
https://golang.org/cl/1695049
2010-06-30 20:45:50 -07:00
Russ Cox
ed39c764b8 gc: do not crash on bad [...]T
Fixes #879.

R=ken2
CC=golang-dev
https://golang.org/cl/1678048
2010-06-30 20:34:31 -07:00
Andrew Gerrand
4f340f5051 godoc: canonicalize codewalk paths
R=rsc
CC=golang-dev
https://golang.org/cl/1729046
2010-06-30 17:56:51 +10:00
Russ Cox
829896168c ld: fix implementation of -u
R=r
CC=golang-dev
https://golang.org/cl/1678046
2010-06-29 18:59:48 -07:00
Ken Thompson
1246ad8390 code gen bug in len(nil) and cap(nil)
fixes #892

R=rsc
CC=golang-dev
https://golang.org/cl/1745042
2010-06-29 12:48:24 -07:00
Ken Thompson
2795282b50 compiler fatal error in switch.
fixes #867.

R=rsc
CC=golang-dev
https://golang.org/cl/1691045
2010-06-28 16:30:55 -07:00
Ken Thompson
e5d748a333 8g compiler missing call to splitclean().
fixes #887.

R=rsc
CC=golang-dev
https://golang.org/cl/1675050
2010-06-28 12:19:12 -07:00
Ken Thompson
33da9afc3e optimization of static initialization
R=rsc
CC=golang-dev
https://golang.org/cl/1677049
2010-06-27 17:37:01 -07:00
Russ Cox
6d8b8101ea gc: fix crash for nested complex division
R=ken2
CC=golang-dev
https://golang.org/cl/1720043
2010-06-23 10:55:50 -04:00
Russ Cox
6519a6ba5b ld: add -u flag to check safe bits; discard old -u, -x flags
R=r, r2
CC=golang-dev
https://golang.org/cl/1707043
2010-06-21 18:03:49 -07:00
Russ Cox
2fc0b4f01b gc: include struct field tags in type equality
R=ken2
CC=golang-dev
https://golang.org/cl/1667048
2010-06-21 13:06:39 -07:00
Roger Peppe
3ce29380d5 goinstall: process dependencies for package main
Currently to install a command, you have to manually
goinstall each of the remote packages that it depends on.
This patch lets goinstall P work where P is
contains files in package main.
It does not actually build the package, but
it installs all of its dependencies and prints a message
to that effect.

R=rsc
CC=golang-dev
https://golang.org/cl/1301043
2010-06-21 11:01:20 -07:00
Russ Cox
1b79cd2e71 undo changes accidentally included in 09c5add99d50
R=ken2
CC=golang-dev
https://golang.org/cl/1736042
2010-06-20 12:45:39 -07:00
Russ Cox
45bdf0367e reflect: add Kind, remove Int8Type, Int8Value, etc.
update other code to match.

R=r
CC=golang-dev
https://golang.org/cl/1680044
2010-06-20 12:16:25 -07:00
Russ Cox
9f002f6892 gc: delete debug print
R=ken2
CC=golang-dev
https://golang.org/cl/1732043
2010-06-20 12:15:10 -07:00
Russ Cox
a212d174ac gc: better error messages for interface failures, conversions
x.go:13: cannot use t (type T) as type Reader in assignment:
	T does not implement Reader (Read method requires pointer receiver)
x.go:19: cannot use q (type Q) as type Reader in assignment:
	Q does not implement Reader (missing Read method)
		have read()
		want Read()
x.go:22: cannot use z (type int) as type Reader in assignment:
	int does not implement Reader (missing Read method)

x.go:24: too many arguments to conversion to complex: complex(1, 3)

R=ken2
CC=golang-dev
https://golang.org/cl/1736041
2010-06-20 11:45:53 -07:00
Russ Cox
ceb868bf0a gc: fix build - subnode not addable in complexgen
R=ken2
CC=golang-dev
https://golang.org/cl/1677047
2010-06-20 11:21:43 -07:00
Nigel Tao
93ea2ae362 cmd/gotest: Delete temporary _testmain.go files.
R=rsc
TBR=rsc
CC=golang-dev
https://golang.org/cl/1675047
2010-06-16 13:37:07 +10:00
Russ Cox
d5a80d0ba4 gc: no more ...
various cleanup, deleting unused code

R=ken2
CC=golang-dev
https://golang.org/cl/1663041
2010-06-14 11:24:51 -07:00
Russ Cox
76da2780c3 gc: less aggressive name binding, for better line numbers in errors
Cleans up a few other corner cases too.

R=ken2
CC=golang-dev
https://golang.org/cl/1592045
2010-06-12 11:17:24 -07:00
Russ Cox
9d72aaabda gopack: add S flag to force marking a package as safe
R=r
CC=golang-dev
https://golang.org/cl/1597044
2010-06-12 10:47:42 -07:00
Russ Cox
089da369a3 8l: correct test for sp == top of stack in 8l -K code
R=ken2
CC=golang-dev
https://golang.org/cl/1627042
2010-06-11 16:17:47 -07:00
Russ Cox
ee0bca35a4 gopack: simplify go metadata code
There's only one Go object file per package now,
so there's no need to parse the metadata and merge
metadata from multiple files.  Just save the original
and use it as __.PKGDEF verbatim.

R=r
CC=golang-dev
https://golang.org/cl/1647042
2010-06-11 15:29:19 -07:00
Russ Cox
d20ad1c75a gc: change -u to require imports to be marked safe
R=ken2
CC=golang-dev
https://golang.org/cl/1597043
2010-06-11 15:28:43 -07:00
Ian Lance Taylor
fe43325b30 Pad Go symbol table out to page boundary when linking dynamically.
This avoids a crash when using cgo where glibc's malloc thinks
that it can use some of the memory following the symbol table.
This fails because the symbol table is mapped read-only, which
affects the whole page.

R=rsc
CC=golang-dev
https://golang.org/cl/1616042
2010-06-11 13:41:49 -07:00
Robert Griesemer
ace5269dfe go/scanner: report illegal escape sequences
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/1636043
2010-06-09 15:19:22 -07:00
Russ Cox
a2a7d473f4 gc: more cleanup
* disallow surrogate pair runes.
 * diagnose impossible type assertions
 * eliminate another static buffer.
 * do not overflow lexbuf.
 * add -u flag to disable package unsafe.

R=ken2
CC=golang-dev
https://golang.org/cl/1619042
2010-06-09 11:00:55 -07:00
Russ Cox
565b5dc076 gc: new typechecking rules
* Code for assignment, conversions now mirrors spec.
* Changed some snprint -> smprint.
* Renamed runtime functions to separate
  interface conversions from type assertions:
  convT2I, assertI2T, etc.
* Correct checking of \U sequences.

Fixes #840.
Fixes #830.
Fixes #778.

R=ken2
CC=golang-dev
https://golang.org/cl/1303042
2010-06-08 18:50:02 -07:00
Robert Griesemer
4337c7c0bc gofmt: update test script so it can run to completion again
R=rsc
CC=golang-dev
https://golang.org/cl/1621041
2010-06-08 17:25:04 -07:00
Robert Griesemer
98b27814ae gc: better error message when ~ operator is found
Fixes #844.

R=ken2, rsc, ken3
CC=golang-dev
https://golang.org/cl/1593041
2010-06-07 18:27:26 -07:00
Robert Griesemer
0c222d6e49 gc: backslash newline is not a legal escape sequence in strings
Fixes #827.

R=ken2
CC=golang-dev, rsc
https://golang.org/cl/1592041
2010-06-07 18:10:48 -07:00
Daniel Theophanes
129c6c14d1 runtime: finish pchw -> tiny, added gettime for tiny
R=rsc
CC=golang-dev
https://golang.org/cl/1514041
2010-06-07 14:18:42 -07:00
Russ Cox
cd016d7558 gc: fix export of complex types
R=ken2
CC=golang-dev
https://golang.org/cl/1442042
2010-06-01 14:48:57 -07:00
Michael Hoisie
0c77ba96da goinstall: Use 'git pull' instead of 'git checkout' when updating a git repo.
R=rsc
CC=golang-dev
https://golang.org/cl/1395041
2010-06-01 14:27:45 -07:00
Ian Lance Taylor
1192c175fe Correct _cgo_free when C ABI does not pass first arg on stack.
It turns out that _cgo_malloc is used, via cmalloc in
runtime/cgocall.c, which is called by code generated by out.go
for the ·_C_CString function.  I can't find a call to
_cgo_free, but given _cgo_malloc we might as well keep
_cgo_free.  This patch fixes it so that it should work on
amd64.

R=rsc
CC=golang-dev
https://golang.org/cl/1399041
2010-05-30 22:22:47 -07:00
Russ Cox
bb84f4b5d2 changes &x -> x[0:] for array to slice conversion
R=gri
CC=golang-dev
https://golang.org/cl/1326042
2010-05-27 14:51:47 -07:00
Russ Cox
6a060200cc 8g: out of register bug
Fixes #806.

R=ken2
CC=golang-dev
https://golang.org/cl/1281042
2010-05-24 17:22:51 -07:00
Russ Cox
ea941f09bf gc: more accurate error description
R=ken2
CC=golang-dev
https://golang.org/cl/1284041
2010-05-24 17:07:51 -07:00
Russ Cox
8c2bc4419b gc: fix shift/reduce conflict in go.y export syntax
Fixes #771.

R=ken2
CC=golang-dev
https://golang.org/cl/1267042
2010-05-24 16:55:23 -07:00
Russ Cox
9fc9246bf3 gc: bug281 - bad overlap in stack copy
Fixes #807.

R=ken2
CC=golang-dev
https://golang.org/cl/1283041
2010-05-24 16:54:24 -07:00
Russ Cox
d14baee96e 6g: avoid unnecessary conversion in shift bounds check
R=ken2
CC=golang-dev
https://golang.org/cl/1278042
2010-05-24 15:30:53 -07:00
Russ Cox
2e9b67afa6 gc: bug277 - new conversion syntax
R=ken2
CC=golang-dev
https://golang.org/cl/1220046
2010-05-24 15:25:30 -07:00
Russ Cox
43c0a46ac6 gc: bug280
Fixes #808.

R=ken2
CC=golang-dev
https://golang.org/cl/1273042
2010-05-24 15:25:09 -07:00
Russ Cox
5e253645d2 gc: bug278
Fixes #804.

R=ken2
CC=golang-dev
https://golang.org/cl/1224045
2010-05-24 14:22:54 -07:00
Russ Cox
80ac15ec12 gc: fix unsafe.Sizeof on ideal constants
R=ken2
CC=golang-dev
https://golang.org/cl/1280041
2010-05-24 14:18:15 -07:00
Russ Cox
88b308a265 roll back 1193046 - fix build
R=dho
CC=golang-dev
https://golang.org/cl/1257043
2010-05-21 18:29:18 -07:00
Devon H. O'Dell
b94f341bac cgo: better error for no C symbols
R=rsc, iant
CC=golang-dev, graeme.perrow
https://golang.org/cl/1193046
2010-05-21 17:31:18 -07:00