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Commit Graph

293 Commits

Author SHA1 Message Date
Ken Thompson
2c050571d8 shift bugs
R=r
OCL=18095
CL=18095
2008-10-29 20:25:34 -07:00
Ken Thompson
2f5a05a859 bug 113
R=r
OCL=18081
CL=18081
2008-10-29 16:55:52 -07:00
Ken Thompson
4fdf3d6247 bug 113
R=r
OCL=18077
CL=18077
2008-10-29 16:38:23 -07:00
Ken Thompson
4a3ce5f19e sigt_int
R=r
OCL=18030
CL=18030
2008-10-29 13:40:00 -07:00
Ken Thompson
89f341db23 new(chan)
R=r
OCL=18027
CL=18027
2008-10-29 13:18:21 -07:00
Ken Thompson
c21d9a1ec9 the end of life as we know it
int is new type

R=r
OCL=18023
CL=18023
2008-10-29 12:46:44 -07:00
Russ Cox
b5c739bd1b Uncomment the name/type error checking.
R=ken
OCL=17928
CL=17928
2008-10-28 01:02:33 -07:00
Ken Thompson
e8278bcb29 allow len := 0
R=r
OCL=17869
CL=17869
2008-10-26 14:04:09 -07:00
Ken Thompson
a3cdd2e802 bug
R=r
OCL=17853
CL=17853
2008-10-25 14:24:51 -07:00
Ken Thompson
6d3d56d55a bug
R=r
OCL=17852
CL=17852
2008-10-25 13:50:18 -07:00
Ken Thompson
b642cf8c00 embedded methods
R=r
OCL=17851
CL=17851
2008-10-25 13:31:25 -07:00
Ken Thompson
b379d54dea another step toward interface subtypes
put explicit ./ on some runtime tests

R=r
OCL=17839
CL=17839
2008-10-24 20:14:28 -07:00
Russ Cox
689b28fd96 fix method function type compare bug (again)
R=ken
OCL=17819
CL=17819
2008-10-24 14:56:54 -07:00
Russ Cox
c14c961ae4 Automated g4 rollback of changelist 17815.
*** Reason for rollback ***

  now it's comparing function parameter names...

*** Original change description ***

fix method function type compare bug

R=ken
OCL=17816
CL=17816
2008-10-24 14:32:48 -07:00
Russ Cox
0be746d581 fix method function type compare bug
R=ken
OCL=17815
CL=17815
2008-10-24 14:29:01 -07:00
Ken Thompson
7ed8fc611d embedded types
auto & on methods

R=r
OCL=17682
CL=17682
2008-10-22 18:18:08 -07:00
Russ Cox
ad48706a24 do not use fake names on anonymous function return values
R=ken
OCL=17679
CL=17679
2008-10-22 17:45:47 -07:00
Ken Thompson
6fecb76eea embedded types
R=r
OCL=17676
CL=17676
2008-10-22 17:25:10 -07:00
Russ Cox
21617250f4 import/export of embedded types
R=ken
OCL=17643
CL=17643
2008-10-22 13:22:56 -07:00
Russ Cox
40fa690d75 fix handling of *f() = 1
R=ken
OCL=17625
CL=17641
2008-10-22 13:13:01 -07:00
Ken Thompson
14c639161a elided dots
R=r
OCL=17601
CL=17601
2008-10-21 20:55:40 -07:00
Russ Cox
dbabeb1d7a reject new of function type
R=ken
OCL=17598
CL=17598
2008-10-21 18:03:25 -07:00
Russ Cox
beee6915f8 rewrite &Point{1, 2} as allocation
R=ken
OCL=17592
CL=17592
2008-10-21 16:53:54 -07:00
Russ Cox
44b0ecc5ca 6g: use full type in sigt[0].name
sys: add sys.reflect
runtime: add canfail flag for later

R=ken
OCL=17583
CL=17583
2008-10-21 15:38:26 -07:00
Ken Thompson
0347e95b63 changes to imbedded
R=r
OCL=17572
CL=17572
2008-10-21 15:04:10 -07:00
Russ Cox
1a149ca1be stop looking for type names beginning with _.
they're gone.

R=ken
OCL=17569
CL=17569
2008-10-21 14:44:31 -07:00
Russ Cox
aacfbb461b 6g:
* print int as int, not P.int
	* write type info for non-exported types
	   in its own new section.

ar:
	skip over rest of line after $$

R=ken
OCL=17568
CL=17568
2008-10-21 14:34:45 -07:00
Russ Cox
28912ce03f fix compiler warnings
R=r
DELTA=44  (10 added, 9 deleted, 25 changed)
OCL=17502
CL=17502
2008-10-20 15:26:38 -07:00
Russ Cox
ef40d9435b 6g:
make sure methods end up immediately following
	the struct they are methods on.
ar:
	eliminate duplicate definitions from __.PKGDEF.
	check that multiple .6 do not give different defs for same
		exported type/var/func/const.
	increase ar header name size from 16 to 64 bytes

R=r
DELTA=379  (333 added, 18 deleted, 28 changed)
OCL=17477
CL=17481
2008-10-20 13:53:56 -07:00
Ken Thompson
61361af9e8 unnamed substructures - not complete
R=r
OCL=17437
CL=17437
2008-10-19 20:13:37 -07:00
Russ Cox
5fe4cd83a8 do not set t->recur on basic types.
the comment talked about printing, but now
t->recur is only used for typehash.
in typehash it is important to compute different
hashes for the different basic types.

add test that makes sure an interface { X() int8 }
cannot be used as interface { X() int64 }

R=ken
OCL=17396
CL=17396
2008-10-17 17:51:29 -07:00
Russ Cox
ab9db8a5f8 cleanup - delete unneeded vargen++
R=ken
OCL=17394
CL=17394
2008-10-17 17:45:32 -07:00
Russ Cox
ba46bd1e5a export prereq for interface types
R=ken
OCL=17377
CL=17377
2008-10-17 16:13:17 -07:00
Russ Cox
1163b1db6f diagnose various conversion problems
R=ken
OCL=17320
CL=17320
2008-10-16 15:59:31 -07:00
Russ Cox
493a9d2f42 put toplevel & check back and add test
R=ken
OCL=17307
CL=17307
2008-10-16 14:02:20 -07:00
Ken Thompson
2e4b8d94cd diagnosed some incorrect
inputs for method receivers.

R=r
OCL=17304
CL=17304
2008-10-16 13:29:03 -07:00
Russ Cox
59167e5bdb diagnose export of incomplete type
R=ken
OCL=17253
CL=17253
2008-10-15 17:51:23 -07:00
Russ Cox
7cd173a4f8 error about & at top level until it is safe
R=ken
OCL=17241
CL=17241
2008-10-15 17:09:42 -07:00
Ken Thompson
1bf38484d1 interface on arbitrary types
global signatures for basic types

R=r
OCL=17238
CL=17240
2008-10-15 17:08:10 -07:00
Russ Cox
4248607ffe simplify comma code per ken's suggestion
R=ken
OCL=17164
CL=17164
2008-10-14 18:47:24 -07:00
Russ Cox
82e41cc533 allow trailing comma in braced initialized list
R=ken
OCL=17141
CL=17143
2008-10-14 17:10:39 -07:00
Rob Pike
5933dbda3a delete hack for interface equality now that it supported by the 6g compiler
R=rsc
DELTA=21  (0 added, 21 deleted, 0 changed)
OCL=17123
CL=17136
2008-10-14 16:33:11 -07:00
Ken Thompson
e2e8aa0ee1 interface equality (strings specifically)
R=r
OCL=17134
CL=17134
2008-10-14 16:10:44 -07:00
Ken Thompson
edb1412c50 interface equality
R=r
OCL=17116
CL=17118
2008-10-14 15:08:23 -07:00
Ken Thompson
1836541566 bug with struct-type { 1 }
R=r
OCL=17096
CL=17096
2008-10-14 12:48:14 -07:00
Ken Thompson
1ea5bc7533 stack allocation for the init function
R=r
OCL=17063
CL=17063
2008-10-13 20:14:09 -07:00
Russ Cox
0adc1db757 until 6g implements it, warn about using int in interface.
R=ken
OCL=16935
CL=16935
2008-10-10 16:14:13 -07:00
Russ Cox
827dcb86b7 add sys.BUG_intereq to compare interfaces for equality
R=r
OCL=16929
CL=16929
2008-10-10 15:30:32 -07:00
Russ Cox
5f1202428b add empty var ( ), type ( ), const ( ) factorings
suggested by rob (could make programs generating
go easier to write).

R=ken
DELTA=13  (13 added, 0 deleted, 0 changed)
OCL=16766
CL=16766
2008-10-08 15:33:09 -07:00
Russ Cox
b4f8e01acb more interface checks:
- pointer to interface cannot have methods
	- record type names for better runtime error

R=r,ken
DELTA=85  (80 added, 0 deleted, 5 changed)
OCL=16658
CL=16722
2008-10-08 09:21:57 -07:00
Russ Cox
02d184b303 remove support for *T as an implicit declaration of T
R=ken
OCL=16651
CL=16653
2008-10-07 13:00:10 -07:00
Russ Cox
96da920f1a fix bug:
type T struct
	export type T struct { a int }

was not exporting T

R=ken
OCL=16650
CL=16650
2008-10-07 12:42:57 -07:00
Russ Cox
d364d28142 implement new semicolon rules:
*  1. all statements and declarations are terminated by semicolons
 *  2. semicolons can be omitted at top level.
 *  3. semicolons can be omitted before and after the closing ) or }
 *	on a list of statements or declarations.

now that semicolons are in, uncomment forward declaration
	of interfaces

R=ken
DELTA=285  (124 added, 114 deleted, 47 changed)
OCL=16638
CL=16646
2008-10-07 12:36:30 -07:00
Rob Pike
7ee60b174d sys.stringtorune doesn't need a length parameter.
R=rsc
DELTA=7  (0 added, 0 deleted, 7 changed)
OCL=16600
CL=16630
2008-10-07 10:03:34 -07:00
Russ Cox
74e2e087e2 change type names to go live at the name, so that
type T struct {
		next *T
	}

and

	type T *struct {
		next T
	}

are valid without needing forward declarations.

add "type T struct" syntax for forward struct declarations.

add "type T interface" syntax, but commented out
	(need to fix semicolons first)

R=ken
DELTA=452  (259 added, 115 deleted, 78 changed)
OCL=16580
CL=16584
2008-10-06 16:44:17 -07:00
Russ Cox
1b257b2bb3 silence gcc warning - initialize two variables
R=ken
OCL=16550
CL=16550
2008-10-06 13:52:23 -07:00
Ken Thompson
6499fbe734 bug060
R=r
OCL=16497
CL=16497
2008-10-04 17:11:01 -07:00
Ken Thompson
f25843e65e bug 026
R=r
OCL=16494
CL=16494
2008-10-04 15:17:49 -07:00
Russ Cox
c8b9970e16 change *a1++; to plain a1++
R=ken
DELTA=2  (0 added, 0 deleted, 2 changed)
OCL=16489
CL=16489
2008-10-04 02:54:19 -07:00
Russ Cox
2e1bb4a4cf add method test & fix method name bugs
R=ken,r
DELTA=86  (72 added, 9 deleted, 5 changed)
OCL=16488
CL=16488
2008-10-04 02:51:03 -07:00
Russ Cox
45f4e38506 silence gcc warnings
R=ken
OCL=16449
CL=16466
2008-10-03 16:23:02 -07:00
Russ Cox
b8babed7c2 new import/export format
package flag
	export type flag.Flag struct { name flag.string; usage flag.string; \
		value flag.Value; next *flag.Flag }
	type flag.string string
	type flag.Value interface { AsBool () (? *flag.BoolValue); \
		AsInt () (? *flag.IntValue); AsString () (? *flag.StringValue); \
		IsBool () (? flag.bool); IsInt () (? flag.bool); IsString () (? flag.bool); \
		Str () (? flag.string); ValidValue (str flag.string) (? flag.bool) }
	type flag.BoolValue struct { val flag.bool; p *flag.bool }
	type flag.IntValue struct { val flag.int64; p *flag.int64 }
	type flag.StringValue struct { val flag.string; p *flag.string }
	type flag.bool bool
	func (e *flag.StringValue) AsBool () (? *flag.BoolValue)
	func (e *flag.StringValue) AsInt () (? *flag.IntValue)
	...

the \ continuations are for this message, not real.

changed delimiter for import from (( )) to $$ $$.

replaced mksys.bash with mksys.c

changed sys.go to use leading export,
	fake package name is now SYS not foop

don't always require ; on forward func decls

R=ken,r
DELTA=1827  (446 added, 1083 deleted, 298 changed)
OCL=16433
CL=16463
2008-10-03 16:15:55 -07:00
Ken Thompson
8877d27b40 interfaces of all types
R=r
OCL=16462
CL=16462
2008-10-03 16:12:21 -07:00
Ken Thompson
ed139c1e37 more on arbitrary receiver types
this CL passes the tests, but should
be considered unstable

R=r
OCL=16390
CL=16390
2008-10-02 20:51:10 -07:00
Ken Thompson
53a22770a7 names now println/panicln
bug fix in named-return

R=r
OCL=16377
CL=16377
2008-10-02 15:37:15 -07:00
Ken Thompson
f21e731c71 added printn and panicn
prints that insert spaces and new line

R=r
OCL=16370
CL=16370
2008-10-02 14:38:07 -07:00
Russ Cox
0216273c7a add values to some "return" statements.
delete unused variables

R=ken
OCL=16360
CL=16360
2008-10-02 11:34:04 -07:00
Russ Cox
8dc08788ef remove ( ) around mismatch type prints,
so that they don't look like functions.

R=ken
OCL=16244
CL=16244
2008-09-30 15:38:41 -07:00
Russ Cox
387c1bc31e pretty types; use 6g -t to disable
R=ken
OCL=16240
CL=16242
2008-09-30 15:35:40 -07:00
Russ Cox
a05c59fe91 cleanup export
R=ken
OCL=16219
CL=16219
2008-09-30 13:52:44 -07:00
Russ Cox
b033c581db fix export bug for /usr/r/rpc
R=ken
OCL=16218
CL=16218
2008-09-30 13:49:31 -07:00
Russ Cox
4d571c9093 fix up arg list parsing to handle any names:
type t1 int;
type t2 int;
type t3 int;
func f1(t1, t2, t3);
func f2(t1, t2, t3 bool);
func f3(t1, t2, x t3);
func f4(*t2, x t3);	// error: cannot mix
func f5(t1, *t3);
func (x *t1) f6(y *[]t2) (t1, *t3);
func f7() (int, *string);
func f8(t1, *t2, x t3);	// error: cannot mix
func f9() (x int, *string);
func f10(*t2, t3);

R=ken
OCL=16202
CL=16210
2008-09-30 12:53:11 -07:00
Ken Thompson
b6f59358b5 minor bugs
R=r
OCL=16163
CL=16163
2008-09-29 20:33:51 -07:00
Ken Thompson
89ac5618ac toward methods on any type
R=r
OCL=16068
CL=16068
2008-09-28 20:22:31 -07:00
Ken Thompson
3a884d76ac bug in simul assignment
R=r
OCL=16053
CL=16053
2008-09-27 17:46:40 -07:00
Ken Thompson
7be2b9fdf6 bug in argument passing
R=r
OCL=16044
CL=16044
2008-09-27 13:32:38 -07:00
Ken Thompson
9f3d600be6 export
syntax for inheritance

R=r
OCL=16028
CL=16028
2008-09-26 21:27:26 -07:00
Ken Thompson
fb86c39362 bug with array bounds
R=r
OCL=16021
CL=16023
2008-09-26 17:41:43 -07:00
Ken Thompson
8545700af8 export
R=r
OCL=16018
CL=16022
2008-09-26 17:41:23 -07:00
Russ Cox
c3d841f5d4 handle negative numeric constants in import.
(fixes bugs/bug106)

package bug0
export const A = -1

package bug1
import "bug0"

R=ken
DELTA=21  (19 added, 0 deleted, 2 changed)
OCL=15901
CL=15968
2008-09-26 11:44:20 -07:00
Ken Thompson
bcd07252e1 export
R=r
OCL=15805
CL=15805
2008-09-24 16:20:01 -07:00
Russ Cox
afd04fdb98 cleanup; sys.sleep can go.
R=r
OCL=15786
CL=15792
2008-09-24 15:28:03 -07:00
Ken Thompson
5f0a5e7a13 more export
R=r
OCL=15771
CL=15771
2008-09-24 14:12:21 -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
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
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
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
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
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
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
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
Ken Thompson
721cb9c6a1 redeclaring methods
R=r
OCL=15375
CL=15375
2008-09-15 19:07:23 -07:00