Russ Cox
a61bb95497
get rid of per-G Note, avoids per-G kernel semaphore on Mac.
...
2.14u 19.82s 22.17r 6.out 100000 # old
1.87u 0.43s 2.31r 6.out 100000 # new
R=r
OCL=15762
CL=15772
2008-09-24 14:13:07 -07:00
Ken Thompson
5f0a5e7a13
more export
...
R=r
OCL=15771
CL=15771
2008-09-24 14:12:21 -07:00
Russ Cox
3f106f976a
make prof work on linux
...
R=r
DELTA=18 (11 added, 1 deleted, 6 changed)
OCL=15752
CL=15755
2008-09-24 11:07:21 -07:00
Rob Pike
c79dffd5ef
bug: updated wrong counter when combining values
...
R=rsc
OCL=15751
CL=15751
2008-09-24 10:35:59 -07:00
Russ Cox
5ff12f871f
only use mach kernel semaphores for actual contention.
...
running rob's powser p.go:
3.21u 2.58s 5.80r 6.out # old
1.48u 0.05s 1.54r 6.out # new
R=r
OCL=15748
CL=15750
2008-09-24 10:25:28 -07:00
Rob Pike
eea21f8b85
rudimentary real-time profiler.
...
tested on mac only.
output like this:
tubenose=% sudo go/src/cmd/prof/6prof -p 71839 -c -d 10
63.93% mach_semaphore_signal
4.64% sys·chansend1
3.93% chanrecv
2.86% semrelease
1.43% cas
1.43% sendchan
1.07% xadd
0.71% main·f
0.71% scheduler
0.71% sys·gosched
0.71% dequeue
...
R=rsc
DELTA=361 (361 added, 0 deleted, 0 changed)
OCL=15731
CL=15736
2008-09-23 18:45:44 -07:00
Rob Pike
7c48a39423
better debuggers:
...
- follow through segmented stacks
- a couple of fixes to db
R=rsc
DELTA=72 (62 added, 0 deleted, 10 changed)
OCL=15713
CL=15717
2008-09-23 15:08:39 -07:00
Ken Thompson
1101d406ec
more on export
...
R=r
OCL=15704
CL=15704
2008-09-23 14:16:41 -07:00
Ken Thompson
dc04d096f0
fixed export sort for methods
...
R=r
OCL=15699
CL=15699
2008-09-23 12:48:52 -07:00
Russ Cox
5383e28ea0
change string([]byte) to pass array, rather than &a[0],
...
to string convert. if the byte array has length 0,
the computation of &a[0] throws an index bounds error.
for fixed size arrays, this ends up invoking arrays2d
unnecessarily, but it works.
R=ken
DELTA=304 (44 added, 28 deleted, 232 changed)
OCL=15674
CL=15678
2008-09-22 20:12:15 -07:00
Rob Pike
4d12c0e170
add os.Getenv()
...
R=rsc
DELTA=51 (50 added, 0 deleted, 1 changed)
OCL=15665
CL=15667
2008-09-22 17:31:41 -07:00
Ken Thompson
4332e0a546
remove extraneous print
...
R=r
OCL=15666
CL=15666
2008-09-22 17:29:12 -07:00
Ken Thompson
adaec0c4f4
vectors bug
...
R=r
OCL=15664
CL=15664
2008-09-22 16:58:30 -07:00
Russ Cox
c14924bcc8
implement zoneinfo reader
...
R=r
DELTA=348 (338 added, 0 deleted, 10 changed)
OCL=15648
CL=15660
2008-09-22 16:41:14 -07:00
Russ Cox
3c17ee69d9
add "once" package
...
R=r
DELTA=79 (79 added, 0 deleted, 0 changed)
OCL=15656
CL=15656
2008-09-22 16:26:57 -07:00
Russ Cox
ebd1eef41e
implement spec: when main.main returns, the program exits
...
R=r
DELTA=9 (7 added, 2 deleted, 0 changed)
OCL=15628
CL=15643
2008-09-22 13:47:59 -07:00
Russ Cox
fb40f88c40
test cleanup
...
- do not print tracebacks if $GOTRACEBACK=0
- set GOTRACEBACK=0 during tests
- filter out pc numbers in errors
R=r
DELTA=70 (22 added, 30 deleted, 18 changed)
OCL=15618
CL=15642
2008-09-22 13:47:53 -07:00
Russ Cox
a27e61e2fe
time bug: darwin, linux return microseconds not nanoseconds
...
R=r
DELTA=2 (0 added, 0 deleted, 2 changed)
OCL=15626
CL=15641
2008-09-22 13:46:57 -07:00
Russ Cox
fb2c66710c
compiler changes:
...
export.c:
- only expose explicitly exported types to importer
- fix behind your back
go.h:
- add deep() prototype (fixes 64-bit linux crash on time.go)
go.y:
- add a new syntax error case
walk.c:
- allow a,b = f() where f is func ptr (fixes bug088)
R=ken
OCL=15617
CL=15630
2008-09-22 12:45:01 -07:00
Ken Thompson
8231e94520
now method/interface code
...
R=r
OCL=15627
CL=15627
2008-09-22 12:16:19 -07:00
Russ Cox
b676b0e125
better yacc rule in Makefile
...
if y.tab.c is older than y.tab.h, make
interprets doing nothing as a failure,
because y.tab.c hasn't been updated.
so update it.
R=r
DELTA=4 (0 added, 0 deleted, 4 changed)
OCL=15615
CL=15622
2008-09-22 10:56:54 -07:00
Ken Thompson
8a9752dcfb
another async select bug
...
R=r
OCL=15599
CL=15599
2008-09-20 19:56:40 -07:00
Ken Thompson
39a4b1421f
bug103 - but the fix caused other
...
things to break. hopefully all fixed
now.
R=r
OCL=15597
CL=15597
2008-09-20 14:59:15 -07:00
Ken Thompson
1da727a31f
fix bugs in asynch select
...
R=r
OCL=15586
CL=15586
2008-09-19 20:43:30 -07:00
Russ Cox
0e81bba1fe
export an os.Error constructor
...
R=r
DELTA=20 (6 added, 7 deleted, 7 changed)
OCL=15569
CL=15571
2008-09-19 15:23:16 -07:00
Rob Pike
995f938ae3
more nuanced handling of usage message to allow user control.
...
also print argv(0) in default message
R=gri
DELTA=37 (21 added, 9 deleted, 7 changed)
OCL=15540
CL=15554
2008-09-19 12:52:00 -07:00
Russ Cox
72e3b204e4
add gobuild.
...
use gobuild-generated Makefile for math and os.
other makefile tweaks.
move math/main.go to test/math.go
R=r
OCL=15529
CL=15537
2008-09-19 11:55:46 -07:00
Russ Cox
5eb9e0621b
avoid dereferencing nil type on undefined name.
...
R=ken
DELTA=12 (12 added, 0 deleted, 0 changed)
OCL=15506
CL=15528
2008-09-19 09:39:09 -07:00
Russ Cox
a67258f380
proper handling of signals.
...
do not run init on g0.
R=r
DELTA=161 (124 added, 23 deleted, 14 changed)
OCL=15490
CL=15497
2008-09-18 15:56:46 -07:00
Russ Cox
326bb67fbf
whitespace
...
R=r
DELTA=0 (0 added, 0 deleted, 0 changed)
OCL=15492
CL=15494
2008-09-18 15:54:21 -07:00
Russ Cox
aca4f19e20
clean blyacc
...
R=r
DELTA=1 (0 added, 0 deleted, 1 changed)
OCL=15489
CL=15493
2008-09-18 15:50:28 -07:00
Russ Cox
f74ec00278
add -K flag to check stack underflow
...
R=ken
DELTA=38 (36 added, 0 deleted, 2 changed)
OCL=15482
CL=15491
2008-09-18 15:41:20 -07:00
Russ Cox
d1d7dc6c42
make blyacc too
...
R=r
DELTA=1 (0 added, 0 deleted, 1 changed)
OCL=15488
CL=15488
2008-09-18 15:09:48 -07:00
Russ Cox
76036192b9
make Makefiles safe for parallel make
...
use -j4 (4-way parallel) in make.bash.
halves time for make.bash on r45
also add libregexp, acid to default build
R=r
DELTA=90 (39 added, 37 deleted, 14 changed)
OCL=15485
CL=15487
2008-09-18 15:06:43 -07:00
Russ Cox
899c5281da
make acid build on linux.
...
recognize symbol table info again on 64-only linux.
R=r
DELTA=11 (9 added, 0 deleted, 2 changed)
OCL=15486
CL=15486
2008-09-18 15:06:14 -07:00
Russ Cox
13f3149a01
more helpful messages for name-related syntax errors.
...
R=ken
OCL=15477
CL=15479
2008-09-18 13:32:14 -07:00
Russ Cox
9f35e8b227
time & date.
...
rename AddrToInt, StatToInt, etc -> BytePtr, StatPtr, ...
R=r
OCL=15450
CL=15456
2008-09-17 16:20:00 -07:00
Russ Cox
f0635bbfaa
Linux bison rejects // comments outside { code snippets }
...
R=ken
DELTA=1 (0 added, 0 deleted, 1 changed)
OCL=15444
CL=15446
2008-09-17 14:09:44 -07:00
Russ Cox
68209ed5e3
fix printing of -(1<<63)
...
R=r
OCL=15441
CL=15445
2008-09-17 14:08:52 -07:00
Russ Cox
9350ef4eea
add network listening & tests
...
R=r,presotto
OCL=15410
CL=15440
2008-09-17 13:49:23 -07:00
Ken Thompson
304440356d
assignment in select
...
with new select operator
R=r
OCL=15418
CL=15418
2008-09-16 20:51:50 -07:00
Rob Pike
47919799b4
new grammar:
...
binary <- is send
unary <- is recv
-< is gone
case a := <-ch: works in select
case a = <-ch: works in select
support for new cases is not yet in the compiler but all non-select
code works
second CL will update affected go source
R=ken
OCL=15414
CL=15414
2008-09-16 19:14:33 -07:00
Russ Cox
4dfc7f0f14
fix / work around bugs in bufio test
...
R=r
DELTA=11 (8 added, 0 deleted, 3 changed)
OCL=15405
CL=15405
2008-09-16 14:15:54 -07:00
Russ Cox
e8a02230f2
preliminary network - just Dial for now
...
R=r,presotto
OCL=15393
CL=15399
2008-09-16 13:42:47 -07:00
Russ Cox
1841f3114e
acid fixes etc. still not perfect.
...
R=r
DELTA=764 (694 added, 38 deleted, 32 changed)
OCL=15285
CL=15395
2008-09-16 12:33:00 -07:00
Ken Thompson
721cb9c6a1
redeclaring methods
...
R=r
OCL=15375
CL=15375
2008-09-15 19:07:23 -07:00
Ken Thompson
5d5e9f74cb
bug - divide and mod of a byte
...
R=r
OCL=15370
CL=15370
2008-09-15 15:03:10 -07:00
Ken Thompson
d01a1ec260
robs wednesday bug
...
R=r
OCL=15327
CL=15327
2008-09-14 17:29:50 -07:00
Ken Thompson
2119294af9
methods on any type
...
-- but only *struct tested
R=r
OCL=15326
CL=15326
2008-09-14 16:57:55 -07:00
Ken Thompson
b9cee1b6c1
package name on signatures thru rename
...
R=r
OCL=15314
CL=15314
2008-09-13 14:51:39 -07:00