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Commit Graph

1992 Commits

Author SHA1 Message Date
Russ Cox
99eca57d43 clean up a few error messages;
disable func redeclaration mismatch test;
fix golden.out

R=ken
OCL=32883
CL=32883
2009-08-07 13:00:20 -07:00
Russ Cox
76a763e0be 8 shift bug
R=ken
OCL=32882
CL=32882
2009-08-07 12:57:44 -07:00
Russ Cox
b648716ee9 forward declarations not necessary.
still to do:
	* initializer cycle detection
	* nicer error for type checking cycles

R=ken
OCL=32855
CL=32880
2009-08-07 12:50:26 -07:00
Ken Thompson
f1baf78247 divide by a constant power of 2
R=rsc
OCL=32858
CL=32858
2009-08-06 22:33:12 -07:00
Robert Griesemer
081bc69cde - initial version of pidigits.go benchmark
- extra bignum.go functionality for pidigits.go
- tuned bignum multiplication

R=r
DELTA=193  (186 added, 0 deleted, 7 changed)
OCL=32852
CL=32856
2009-08-06 18:16:51 -07:00
Robert Griesemer
2b87d95f01 - allow more general type switch syntax
- support for reverse printing of AST
  (for compiler testing)
- added -reverse flag to gofmt

R=rsc
DELTA=163  (125 added, 11 deleted, 27 changed)
OCL=32808
CL=32853
2009-08-06 17:44:56 -07:00
Rob Pike
7955490de2 add runtime.GOMAXPROCS, allowing a program to, in effect, set $GOMAXPROCS
R=rsc
DELTA=29  (28 added, 1 deleted, 0 changed)
OCL=32829
CL=32837
2009-08-06 13:07:05 -07:00
Robert Griesemer
5876cb0e63 - bufio.ReadRune fix for empty reads w/o errors
- added testcases

R=rsc
DELTA=61  (56 added, 2 deleted, 3 changed)
OCL=32831
CL=32834
2009-08-06 12:05:16 -07:00
Robert Griesemer
2117ad192d minor fix
R=rsc
DELTA=2  (1 added, 1 deleted, 0 changed)
OCL=32828
CL=32830
2009-08-06 10:53:29 -07:00
Robert Griesemer
a288095813 - FieldByName lookup through anonymous fields
- FieldByIndex
- changed StructField.Index type from int -> []int
- adjustments to reflect clients

R=rsc,r
DELTA=336  (263 added, 47 deleted, 26 changed)
OCL=32731
CL=32802
2009-08-05 15:56:44 -07:00
Rob Pike
3355cadf3f support []byte (more efficient) as well as string in the interfaces.
change the names; Match is for []byte and MatchString is for string, etc.

R=rsc
DELTA=195  (155 added, 0 deleted, 40 changed)
OCL=32800
CL=32800
2009-08-05 15:44:45 -07:00
Rob Pike
5a4d431dd1 special case: recognize '[^\n]' and make it as fast as '.'
R=rsc
DELTA=25  (23 added, 1 deleted, 1 changed)
OCL=32793
CL=32799
2009-08-05 14:40:34 -07:00
Austin Clements
3776f31144 Make os.RemoveAll return no error if path does not exist.
This fixes a problem introduced by CL 32684 into gobuild,
which used to use 'rm -rf' to remove the _obj directory.

R=rsc
APPROVED=rsc
DELTA=8  (4 added, 0 deleted, 4 changed)
OCL=32794
CL=32796
2009-08-05 14:18:54 -07:00
Russ Cox
2609731736 delay range processing. old2new is gone
R=ken
OCL=32780
CL=32780
2009-08-05 02:33:30 -07:00
Russ Cox
54b403723b delay := processing
R=ken
OCL=32772
CL=32772
2009-08-05 00:42:44 -07:00
Russ Cox
ebdbbe0f49 fix amd64 build
R=ken
OCL=32771
CL=32771
2009-08-05 00:11:24 -07:00
Russ Cox
a121410541 make Syms smaller.
collapse a lot of duplication in dcl.c
switch to NodeList* from Dcl*

R=ken
OCL=32770
CL=32770
2009-08-04 22:59:23 -07:00
Russ Cox
4dec8ef35a get function calls out of the way before
allocating registers in shift and div.

fix behavior when res == a reserved register.

R=ken
OCL=32765
CL=32767
2009-08-04 19:16:57 -07:00
Russ Cox
aa347c4a0d move various bits of code around
and delete some dead code.
no actual changes here.

R=ken
OCL=32764
CL=32764
2009-08-04 18:43:32 -07:00
Russ Cox
d169dcee3b fix division bug
R=ken
OCL=32760
CL=32760
2009-08-04 17:59:10 -07:00
Russ Cox
dbe004efe4 delayed evaluation of var blocks
R=ken
OCL=32750
CL=32753
2009-08-04 16:53:06 -07:00
Rob Pike
b8732215c3 fix build
R=gri,rsc
OCL=32748
CL=32748
2009-08-04 15:35:58 -07:00
Russ Cox
7144e2d7f5 trailing newlines
R=r
DELTA=0  (0 added, 0 deleted, 0 changed)
OCL=32730
CL=32735
2009-08-04 14:22:23 -07:00
Russ Cox
f7a867e1a6 move select into its own file.
split into typecheck + walk

R=ken
OCL=32726
CL=32726
2009-08-04 12:57:48 -07:00
Russ Cox
d8c19c80dc type checking of assignments, switch, if, for
R=ken
OCL=32716
CL=32720
2009-08-04 10:26:29 -07:00
Rob Pike
7deeb5bd78 print profile to stderr. sheesh.
R=rsc
DELTA=40  (0 added, 0 deleted, 40 changed)
OCL=32694
CL=32698
2009-08-03 21:03:40 -07:00
Rob Pike
2495c14d5c WriteString
R=rsc
DELTA=41  (41 added, 0 deleted, 0 changed)
OCL=32692
CL=32697
2009-08-03 18:28:05 -07:00
Rob Pike
f17c6bcafb this time really clean up a TODO
R=rsc
DELTA=28  (0 added, 20 deleted, 8 changed)
OCL=32676
CL=32684
2009-08-03 15:27:15 -07:00
Rob Pike
cb9c973829 don't crash printing a nil map
R=rsc
DELTA=19  (18 added, 0 deleted, 1 changed)
OCL=32656
CL=32670
2009-08-03 13:34:20 -07:00
Russ Cox
9dc22b6d6f more 6g reorg; checkpoint.
typecheck.c is now responsible for all type checking
except for assignment and function argument "..."

R=ken
OCL=32661
CL=32667
2009-08-03 11:58:52 -07:00
Robert Griesemer
178089056e printer.go:
- emit line tag id's in html mode
- support for general html tags
- better names for a few identifiers

godoc.go:
- emit links from exported names to source code
  (actual placement needs fine-tuning)

R=rsc
DELTA=108  (68 added, 4 deleted, 36 changed)
OCL=32639
CL=32654
2009-08-03 09:53:00 -07:00
Robert Griesemer
22ec539920 fix long-standing bug in doc reader:
- replace forward-declared types with complete
  declaration when it is found

R=rsc
DELTA=23  (15 added, 0 deleted, 8 changed)
OCL=32618
CL=32618
2009-07-31 18:40:11 -07:00
Robert Griesemer
62718fb5d4 printer:
- prepare for generation of HTML id tags and links
- do HTML-escaping in central print routine
- move tabwriter setup into printer
- fixed various TODOs

godoc:
- removed tabwriter setup, need for various HTML-escaping

R=rsc
DELTA=210  (107 added, 36 deleted, 67 changed)
OCL=32612
CL=32616
2009-07-31 18:04:53 -07:00
Rob Pike
9f2f8eadb6 add test of invariant in findVar
R=rsc
DELTA=23  (23 added, 0 deleted, 0 changed)
OCL=32592
CL=32595
2009-07-31 12:52:03 -07:00
Rob Pike
783986c64b delete unused arg to empty.
add commentary about findVar's invariant.

R=rsc
DELTA=6  (3 added, 0 deleted, 3 changed)
OCL=32583
CL=32594
2009-07-31 12:42:29 -07:00
Rob Pike
318b67cb73 make %v and %p consistent
R=rsc
DELTA=1  (0 added, 0 deleted, 1 changed)
OCL=32591
CL=32593
2009-07-31 12:42:21 -07:00
Russ Cox
9953c48dc4 missed in last checkin
R=ken
OCL=32581
CL=32581
2009-07-31 09:45:39 -07:00
Russ Cox
a2b8e38766 checkpoint; still plenty to clean up
R=ken
OCL=32576
CL=32580
2009-07-31 09:29:28 -07:00
Robert Griesemer
9299ae461d - don't call String method of AST nodes when converting them to text
- make token.Position.String more robust

TBR=rsc
DELTA=20  (10 added, 6 deleted, 4 changed)
OCL=32564
CL=32564
2009-07-30 19:39:47 -07:00
Robert Griesemer
c670dc450b bug fix
R=rsc
OCL=32563
CL=32563
2009-07-30 19:29:31 -07:00
Russ Cox
b754b4348f delete some code from walkexpr that is now
handled by typecheck.

second switch is gone

move floating point minus into back end

R=ken
OCL=32558
CL=32558
2009-07-30 18:56:44 -07:00
Rob Pike
d9c914e985 dotted names
R=rsc
DELTA=28  (19 added, 0 deleted, 9 changed)
OCL=32550
CL=32554
2009-07-30 18:17:07 -07:00
Robert Griesemer
90e6656c51 go/ast/filter.go:
- more orthogonal functionality of filter functions for better re-use

go/doc/doc.go:
- simplified interface
- collect filenames of packages so that they can be shown

godoc:
- removed TODO, show list of package (linked) files used to create documentation

R=rsc
DELTA=130  (68 added, 24 deleted, 38 changed)
OCL=32549
CL=32552
2009-07-30 18:13:55 -07:00
Austin Clements
9717a794f4 String method for token.Position. Extracted from gri's tree.
R=gri
APPROVED=gri
DELTA=33  (20 added, 6 deleted, 7 changed)
OCL=32544
CL=32546
2009-07-30 16:58:19 -07:00
Rob Pike
07a497fee0 fix a long-standing typo
R=rsc
DELTA=2  (0 added, 0 deleted, 2 changed)
OCL=32540
CL=32545
2009-07-30 16:57:46 -07:00
Russ Cox
ff3a73b407 typechecking checkpoint.
started to move typechecking to another file.
can build entire tree still, but lots of work
is duplicated.  much to clean up.

R=ken
OCL=32536
CL=32543
2009-07-30 16:53:08 -07:00
Russ Cox
6ccebe082f use full path on command line when compiling,
so that gdb shows full path in stack traces.

R=r
DELTA=4  (4 added, 0 deleted, 0 changed)
OCL=32522
CL=32528
2009-07-30 12:54:38 -07:00
Russ Cox
517e3457cc fix build on amd64
R=ken
OCL=32521
CL=32521
2009-07-30 11:03:58 -07:00
Rob Pike
98607d01fc handle unsupported types safely.
R=rsc
DELTA=154  (71 added, 6 deleted, 77 changed)
OCL=32483
CL=32492
2009-07-29 17:24:25 -07:00
Robert Griesemer
312bd7a1fc parser:
- Changed filter function for parser.ParsePackage to
  take an *os.Dir instead of a filename for more
  powerful filters

- Removed TODO in ast.PackageInterface: Now collect
  package comments from all package files

- Cleanups in godoc: Use the new ParsePackage and
  PackageInterface functions; as a result computing
  package information is much simpler now.

R=rsc
DELTA=285  (80 added, 110 deleted, 95 changed)
OCL=32473
CL=32486
2009-07-29 17:01:09 -07:00
Robert Griesemer
f9057c7b59 break tabwriter columns when starting a new block of indented statements
R=r
DELTA=16  (15 added, 0 deleted, 1 changed)
OCL=32475
CL=32481
2009-07-29 16:23:17 -07:00
Rob Pike
43c7fc04b8 fix typo
R=rsc
OCL=32472
CL=32472
2009-07-29 15:33:12 -07:00
Rob Pike
1fc0960fb4 clean up EOF
R=rsc
DELTA=5  (0 added, 1 deleted, 4 changed)
OCL=32465
CL=32467
2009-07-29 15:24:42 -07:00
Rob Pike
1f6e18fdce handle some error conditions involving bad data.
R=rsc
DELTA=32  (24 added, 1 deleted, 7 changed)
OCL=32461
CL=32463
2009-07-29 15:10:29 -07:00
Russ Cox
2946069e3f break and continue fixes
labeled break/continue was using
first loop with any label,
not first loop with the right label.

R=ken
OCL=32453
CL=32458
2009-07-29 14:49:01 -07:00
Rob Pike
75e0569b99 statistics HTML page for rpc
R=rsc
DELTA=121  (115 added, 0 deleted, 6 changed)
OCL=32427
CL=32429
2009-07-29 13:26:49 -07:00
Russ Cox
9271c6402e introduce typecheck pass before walkexpr.
not complete but compiler still works.

R=ken
OCL=32424
CL=32426
2009-07-29 12:47:51 -07:00
Russ Cox
056940d84b convert walkexpr to take Node**; drop indir
R=ken
OCL=32421
CL=32421
2009-07-29 12:00:34 -07:00
Russ Cox
4152b925f9 expression printer; %#N
R=ken
OCL=32419
CL=32419
2009-07-29 11:51:34 -07:00
Russ Cox
6b8ba5d8fc quietgcc: do not use -m64 on 32-bit machines
R=r
DELTA=9  (8 added, 0 deleted, 1 changed)
OCL=32413
CL=32418
2009-07-29 11:47:11 -07:00
Russ Cox
9346c6d901 make every func literal expression allocate,
so that == on func means that the
functions originated in the same
execution of a func literal or definition.

before, there was an inconsistency:

	func() {x++} != func() {x++}

but

	func() {} == func() {}

this CL makes the second case != too,
just like

	make(map[int]int) != make(map[int]int)

R=r
DELTA=202  (71 added, 62 deleted, 69 changed)
OCL=32393
CL=32398
2009-07-28 20:01:00 -07:00
David Symonds
83940d7c4a Add a unique list ID to list elements, and verify it as necessary.
This makes the list closed under its provided operations.

R=rsc,gri
APPROVED=rsc
DELTA=18  (14 added, 0 deleted, 4 changed)
OCL=32388
CL=32395
2009-07-28 18:19:16 -07:00
Robert Griesemer
40a66ef59e missed changes to Makefiles for container/ring
R=rsc
DELTA=3  (3 added, 0 deleted, 0 changed)
OCL=32389
CL=32392
2009-07-28 17:52:30 -07:00
Rob Pike
b85147cd70 change the encoding of uints to simplify overflow checking and to make them
easier and faster to read.  they are now either a one-byte value or a n-byte value
preceded by a byte holding -n.

R=rsc
DELTA=150  (45 added, 7 deleted, 98 changed)
OCL=32381
CL=32387
2009-07-28 17:20:19 -07:00
Russ Cox
189153ed13 fix error that gcc thinks is a warning
R=ken
OCL=32264
CL=32386
2009-07-28 17:02:05 -07:00
Russ Cox
123ff2ebb8 bug177: anonymous struct fields in reflect
(reported by iant)

R=r
DELTA=50  (32 added, 12 deleted, 6 changed)
OCL=32263
CL=32385
2009-07-28 17:01:46 -07:00
Robert Griesemer
2210a643b7 Intersperse comments nicely when printing an AST.
gofmt formatted source code looks pretty good already;
with a bit more fine-tuning it should be great.

printer.go:
- Implemented comment intersperse algorithm.
  The approach is a result of many trial-and-error
  experiments but at this point reasonably simple
  and open to arbitrary fine-tuning.

parser.go:
- Simplified handling of lead and line comments
  (formerly called leading and trailing comments).
- Use a comments list instead of an array (I may
  change this back - this is not obviously better
  and uses more space).

doc.go:
- Remove comments from AST nodes that have been
  'consumed' in the documentation to avoid duplicate
  printing of them. Allows for better control of
  what is printed w/o use of printing control flags
  (which are hard to use and not fine-grained enough).

Corresponding adjustments to various clients of these
files.

R=rsc
DELTA=478  (275 added, 108 deleted, 95 changed)
OCL=32185
CL=32380
2009-07-28 16:38:59 -07:00
Robert Griesemer
d27bae5033 Fixed typos in comments.
TBR=rsc
OCL=32330
CL=32330
2009-07-28 15:03:05 -07:00
Robert Griesemer
6d3d25de21 Ring ADT.
- Provides analogous functionality to a doubly-linked list
  implementation.
- Completely symmetric set of operations.
- Operations on the ADT do not lead to results that are
  outside the domain of the ADT (closed interface).
- Alternative to container/list.

R=rsc
DELTA=489  (489 added, 0 deleted, 0 changed)
OCL=32284
CL=32323
2009-07-28 14:54:49 -07:00
Russ Cox
e50d3ba7e4 floating-point limits and equations
R=r
DELTA=13  (8 added, 2 deleted, 3 changed)
OCL=32291
CL=32322
2009-07-28 14:50:50 -07:00
Russ Cox
92c3627950 fmt boundary bugs.
pow10 was giving up too easily.

R=r
DELTA=4  (0 added, 3 deleted, 1 changed)
OCL=32310
CL=32321
2009-07-28 14:50:17 -07:00
Rob Pike
483e4fc409 - clean up code creating keys for type maps
- derive int, uint, float, uintptr decoders based on their size
- add overflow checks in decode

R=rsc
DELTA=407  (281 added, 44 deleted, 82 changed)
OCL=32286
CL=32290
2009-07-28 12:59:39 -07:00
Rob Pike
08b5b4843b constants for integer limits
R=rsc
DELTA=16  (16 added, 0 deleted, 0 changed)
OCL=32288
CL=32288
2009-07-28 12:57:33 -07:00
Rob Pike
326de9ca97 constants for floating point limits
R=rsc
DELTA=5  (5 added, 0 deleted, 0 changed)
OCL=32283
CL=32287
2009-07-28 11:53:16 -07:00
Phil Pennock
d6f89c69c4 Support use of $GOBINDIR to override $HOME/bin
R=r,gri,rsc
APPROVED=rsc
DELTA=53  (12 added, 6 deleted, 35 changed)
OCL=31822
CL=32282
2009-07-28 11:23:24 -07:00
Russ Cox
18840f5429 constant keys for array initializers
R=ken
OCL=32261
CL=32261
2009-07-27 17:58:25 -07:00
Rob Pike
5b1d52e81d document rpc.
R=rsc
DELTA=160  (124 added, 0 deleted, 36 changed)
OCL=32233
CL=32256
2009-07-27 17:25:41 -07:00
Russ Cox
b7dd312c93 bug170; fix test for bug175
R=ken
OCL=32255
CL=32255
2009-07-27 17:24:07 -07:00
Russ Cox
a587d9a73f multiple return in := bug
R=ken
OCL=32253
CL=32253
2009-07-27 16:59:10 -07:00
Russ Cox
059bbdd340 print(1<<x)
R=ken
OCL=32252
CL=32252
2009-07-27 16:17:09 -07:00
Russ Cox
30228a3bc6 avoid register computing len(x), cap(x)
for slice or string x.

R=ken
OCL=32249
CL=32249
2009-07-27 15:55:27 -07:00
Russ Cox
811e59f2fa named string type bugs
R=ken
OCL=32244
CL=32244
2009-07-27 15:16:28 -07:00
Russ Cox
03b25a92a3 catch
a := true;
	a |= a;
in the front end.

R=ken
OCL=32240
CL=32243
2009-07-27 14:55:14 -07:00
Russ Cox
0b2683d1ee do not insert implicit "return;" in empty function body
R=ken
OCL=32239
CL=32239
2009-07-27 14:36:32 -07:00
Ivan Krasin
b388d84013 Fixed a small bug with compress/flate/Inflater. It incorrectly checked
the size of chunk with uncompressed data (00 is terms of DEFLATE).

APPROVED=rsc
DELTA=15  (14 added, 0 deleted, 1 changed)
OCL=32105
CL=32238
2009-07-27 14:33:21 -07:00
Russ Cox
7729c3f955 fix gc bug causing make smoketest to die in cmd/gofmt.
saving of sp was too far away from use in scanstack;
the stack had changed since the sp was saved.

R=r
DELTA=9  (4 added, 2 deleted, 3 changed)
OCL=32232
CL=32237
2009-07-27 14:16:28 -07:00
Russ Cox
ca01716934 fix build - broke with uint32 -> int change in reflect SliceHeader
TBR=r
OCL=32225
CL=32225
2009-07-27 11:23:49 -07:00
Rob Pike
5aa174557a clean up for public use: make some stuff private, add doc comments.
R=rsc
DELTA=298  (202 added, 0 deleted, 96 changed)
OCL=32006
CL=32224
2009-07-27 11:02:06 -07:00
Russ Cox
3ff5e727e2 fix bug in CL 30057: missed if+continue in one place.
R=gri
DELTA=2  (2 added, 0 deleted, 0 changed)
OCL=32214
CL=32223
2009-07-27 10:59:59 -07:00
Russ Cox
22ea3f9e49 fix SliceHeader: len and cap are int, not uint32
R=r,iant
DELTA=2  (0 added, 0 deleted, 2 changed)
OCL=32215
CL=32222
2009-07-27 10:59:37 -07:00
David Symonds
a225706e5f container/list: Add Len() method to List.
R=r
APPROVED=gri
DELTA=23  (23 added, 0 deleted, 0 changed)
OCL=32106
CL=32189
2009-07-25 17:18:05 -07:00
Ian Lance Taylor
b64b75daa7 If we can't parse the package, call Fatalf so that the test
fails without crashing.

R=gri
DELTA=1  (0 added, 0 deleted, 1 changed)
OCL=32164
CL=32171
2009-07-24 13:07:12 -07:00
Russ Cox
052a66babd runtime: fix init scheduling bug.
if there is a goroutine waiting to run
and the init goroutine enters a system call,
entersyscall was trying to kick off a new
scheduler for the other goroutine, causing
a panic (new goroutines can't run until main.main).

R=r
DELTA=32  (32 added, 0 deleted, 0 changed)
OCL=31982
CL=31982
2009-07-21 19:43:27 -07:00
Russ Cox
335b3855c6 a little more 6l cleanup
R=r
DELTA=51  (14 added, 24 deleted, 13 changed)
OCL=31968
CL=31971
2009-07-21 17:18:32 -07:00
Russ Cox
5a74c0b6ba do not use ONONAMEs for line number information,
just like ONAME etc.

R=ken
OCL=31964
CL=31964
2009-07-21 16:38:56 -07:00
Rob Pike
304b7954e8 add a .interp section and fix vaddr in INTERP prog.
R=rsc
DELTA=16  (9 added, 3 deleted, 4 changed)
OCL=31956
CL=31963
2009-07-21 16:31:35 -07:00
Rob Pike
3d42e691b9 make 6l produce dynamically linked binaries (although they are fully statically linked as far
as go is concerned).  the -d flag is now flipped; as on the mac, -d disables dynamic.

much remains to be improved to move the output closer to the gcc format.

R=rsc
DELTA=366  (310 added, 30 deleted, 26 changed)
OCL=31929
CL=31951
2009-07-21 15:10:47 -07:00
Robert Griesemer
ff790f4704 adjust comment for better godoc output
R=rsc
DELTA=3  (0 added, 0 deleted, 3 changed)
OCL=31944
CL=31950
2009-07-21 15:09:59 -07:00
Robert Griesemer
e62dd7bce9 - split bignum package into 3 files
- use array for common small values
- integer.go, rational.go don't contain changes besides the added file header

R=rsc
DELTA=1475  (748 added, 713 deleted, 14 changed)
OCL=31939
CL=31942
2009-07-21 14:28:59 -07:00
Ian Lance Taylor
f0c00f7eee Don't cast nil to a fixed array type.
R=rsc
DELTA=1  (0 added, 0 deleted, 1 changed)
OCL=31916
CL=31937
2009-07-21 14:06:14 -07:00