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
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
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
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
dbe004efe4
delayed evaluation of var blocks
...
R=ken
OCL=32750
CL=32753
2009-08-04 16:53:06 -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
Russ Cox
a2b8e38766
checkpoint; still plenty to clean up
...
R=ken
OCL=32576
CL=32580
2009-07-31 09:29:28 -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
056940d84b
convert walkexpr to take Node**; drop indir
...
R=ken
OCL=32421
CL=32421
2009-07-29 12:00:34 -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
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
Russ Cox
35e5906f91
another baby step.
...
excluding import data,
no yacc node has type Type* anymore.
0 reduce/reduce conflicts.
R=ken
OCL=31793
CL=31795
2009-07-17 14:42:14 -07:00
Russ Cox
db508ccbff
baby step: const decls can refer to future
...
consts in the same factored block
const (
X = Y;
Y = 2;
)
R=ken
OCL=31782
CL=31782
2009-07-17 13:38:16 -07:00
Russ Cox
e52e9ca82e
another step toward eliminating forward declarations.
...
introduce NodeList* type in compiler to replace OLIST.
this clarifies where lists can and cannot occur.
list append and concatenation are now cheap.
the _r rules are gone from yacc.
rev and unrev are gone.
no more lists of lists.
the representation of assignments is a bit clunkier.
split into OAS (1=1) and OAS2 (2 or more on one side).
delete dead chanrecv3 code.
delay construction of func types.
R=ken
OCL=31745
CL=31762
2009-07-17 01:00:44 -07:00
Russ Cox
be16caf872
step toward no function prototypes.
...
delay evaluation of most types (all but func)
from parse time to type check time.
R=ken
OCL=31585
CL=31585
2009-07-13 23:38:39 -07:00
Russ Cox
0dadc4fe4f
cleanup in preparation for new scoping.
...
walkstate -> walkstmt
walktype -> walkexpr; stmts moved to walkstmt
walktype and friends have a final Node **init
argument that can have side effects appended,
making it more explicit when they do and do not happen.
this replaces the old global addtop and addtotop.
delete switch map and interface conversion cases
(dropped from the language months ago).
R=ken
OCL=31465
CL=31468
2009-07-10 16:29:26 -07:00
Ken Thompson
ed124a971e
segfault
...
R=rsc
OCL=31467
CL=31467
2009-07-10 16:12:21 -07:00
Ken Thompson
a68b1da3cc
another nil reference
...
R=rsc
OCL=31373
CL=31373
2009-07-08 17:58:15 -07:00
Russ Cox
a1b64821f8
bug167
...
R=ken
OCL=31295
CL=31295
2009-07-07 11:48:22 -07:00
Russ Cox
ef4ddd63f8
another piece for cross-file forward struct declarations.
...
R=ken
OCL=31233
CL=31233
2009-07-06 21:39:18 -07:00
Russ Cox
9435dc2bdf
allow forward declaration of struct in another file
...
(in the same package).
allow forward method declaration to be satisfied
by implementation in another file (in the same package).
all methods must be declared in the same file
as the receiver type.
R=ken
OCL=30864
CL=30869
2009-06-29 15:13:37 -07:00
Russ Cox
480f51243c
bug165
...
R=ken
OCL=30783
CL=30783
2009-06-25 21:02:39 -07:00
Russ Cox
fa6df47986
package main
...
const foo = []int{1,2}
x.go:3: expression must be a constant
instead of
x.go:3: fatal error: gettype: addtop
R=ken
OCL=30767
CL=30767
2009-06-25 16:42:08 -07:00
Russ Cox
4bce6d455f
package main
...
func foo(y) { }
was:
x.go:2: NONAME-y G0 u(1) a(1) l(77) x(-1000000000) is not a type
now:
x.go:2: y is not a type
R=ken
OCL=30764
CL=30764
2009-06-25 16:25:06 -07:00
Ken Thompson
466dd8da4e
6g crash re mail from gri jun 18.
...
R=r
OCL=30719
CL=30719
2009-06-24 17:50:25 -07:00
Russ Cox
30a28aec25
b/1909731
...
package main
func f(a *c.b) {}
func main() {}
BUG=1909731
R=ken
OCL=30322
CL=30322
2009-06-15 20:15:59 -07:00
Russ Cox
8f4af6d205
gc: grammar cleanup:
...
* no longer distinguishes const, var, type, package names.
* all the predefined names are not tokens anymore.
R=ken
OCL=29326
CL=29985
2009-06-06 12:46:38 -07:00
Russ Cox
2f2577a4f6
bug161, fixed
...
R=ken
OCL=29907
CL=29907
2009-06-04 16:18:13 -07:00
Ken Thompson
e2613711aa
detect recursive initialization
...
R=r
OCL=29544
CL=29544
2009-05-28 16:00:55 -07:00
Russ Cox
e81d97ea84
clean up gmove:
...
* conversions all in one place.
* no separate load, store phases;
direct memory addressing when possible
(this is the x86 after all!).
avoids extra registers, extra MOVQs.
* fixes int32 -> uint64 bug
(was zero-extending)
R=ken
OCL=29482
CL=29484
2009-05-27 23:55:14 -07:00
Russ Cox
a8e4ed6a3d
8g: 64-bit arithmetic and assorted bug fixes;
...
can run 64-bit sieve and powser.
interfaces are limping along.
next hurdle is floating point.
R=ken
OCL=29418
CL=29423
2009-05-26 21:07:26 -07:00
Russ Cox
4beac9985b
simplifying grammar: delete LBASETYPE and LACONST.
...
take 2
R=ken
OCL=29304
CL=29306
2009-05-22 22:46:06 -07:00
Russ Cox
ca2fe5d8bd
Automated g4 rollback of changelist 29302.
...
*** Reason for rollback ***
too many files included
*** Original change description ***
simplifying grammar: delete LBASETYPE and LACONST
R=ken
OCL=29303
CL=29303
2009-05-22 22:43:57 -07:00
Russ Cox
2a4dcfffc9
simplifying grammar: delete LBASETYPE and LACONST
...
R=ken
OCL=29300
CL=29302
2009-05-22 22:42:12 -07:00
Ken Thompson
a016081f43
added key:val extension to
...
structure and array literals
R=r
OCL=29190
CL=29190
2009-05-21 13:46:07 -07:00
Ken Thompson
b91a043d02
static initialization of slices
...
R=r
OCL=29016
CL=29016
2009-05-18 22:11:22 -07:00
Ken Thompson
62231e91d0
static initialization with DATA statements
...
structs and arrays are done
slices and maps are yet to do
R=r
OCL=28977
CL=28977
2009-05-17 19:16:16 -07:00
Ken Thompson
52b0f77bf9
static initialization
...
structure set up - no change yet
R=r
OCL=28966
CL=28966
2009-05-16 13:29:08 -07:00
Russ Cox
b3533dfd72
6g:
...
new type equality restrictions
better handling of renamed packages
"sys" is no longer available to programs
R=ken
OCL=28553
CL=28578
2009-05-08 15:40:31 -07:00
Russ Cox
d4fa253837
eqtype(t1, t2, 0) => eqtype(t1, t2)
...
R=ken
OCL=28559
CL=28562
2009-05-08 14:40:38 -07:00
Russ Cox
401a95aa83
if a struct s contains an anonymous interface value
...
with method m, s.m() is ok and m now shows up
in s's method set for interface runtime.
see http://cl/28419-p2 for new test interface10.go.
R=ken
OCL=28420
CL=28423
2009-05-07 13:42:47 -07:00
Russ Cox
88a1aa8e1a
6g: error messages
...
part 2; missing files
R=ken
OCL=28408
CL=28410
2009-05-07 10:30:22 -07:00
Russ Cox
a6ba5ec535
6g: new interface rules (code got simpler!)
...
R=ken
OCL=28374
CL=28378
2009-05-06 17:05:35 -07:00
Russ Cox
f821e3c7c3
6g tweaks
...
* byteastring is no longer used
* do not generate ODCL, OAS for globals
(wasn't generating any code but might
save one or two init functions)
* do not call self from Init function
R=ken
OCL=28309
CL=28309
2009-05-05 16:53:46 -07:00
Ken Thompson
49f7494894
code optmization
...
drip init function if it doesnt do anything
R=r
OCL=28180
CL=28180
2009-05-01 18:55:16 -07:00
Ken Thompson
3657061550
change representation of strings
...
R=r
OCL=27293
CL=27293
2009-04-09 18:16:21 -07:00
Russ Cox
07687705a4
type n t;
...
was copying a bit too much about t into n,
like whether the signature was queued to be printed.
(bug reported by anton)
was also editing t, meaning you could do
type T int;
func (p int) Meth() { }
both fixed.
R=ken
OCL=27052
CL=27052
2009-04-02 21:38:11 -07:00
Russ Cox
416b27548e
use _f007·filename for func literals.
...
this avoids problems people have run into with
multiple closures in the same package.
when preparing filename, only cut off .go, not .anything.
this fixes a bug tgs ran into with foo.pb.go and foo.go
in the same package.
also turn bad identifier chars from filename into
underscores: a-b.pb.go => a_b_pb
R=ken
OCL=27050
CL=27050
2009-04-02 18:32:57 -07:00
Russ Cox
aacdc25399
fix http://b/1748082
...
package main
var f = func(a, b int) int { return a + b }
R=ken
OCL=26935
CL=26935
2009-03-30 22:26:00 -07:00
Russ Cox
941ed00b1d
closure bug: carry along outnamed flag.
...
R=ken
OCL=26930
CL=26930
2009-03-30 19:21:36 -07:00
Russ Cox
e224b1ebdb
don't crash on
...
unsafe.Alignof(struct{x float}{0}.x)
R=ken
OCL=26911
CL=26913
2009-03-30 17:07:30 -07:00
Russ Cox
8f194bf5ff
make 6g constants behave as ken proposes. (i hope.)
...
various bug fixes and tests involving constants.
test/const1.go is the major new test case.
R=ken
OCL=26216
CL=26224
2009-03-12 19:04:38 -07:00
Ken Thompson
3c0fc400fb
fix unsafe.Sizeof("abc")
...
R=rsc
OCL=25105
CL=25105
2009-02-17 13:10:57 -08:00
Russ Cox
b4af09ab56
embedded interface types in interfaces.
...
R=ken
OCL=25072
CL=25072
2009-02-16 16:36:18 -08:00
Ian Lance Taylor
651972b31f
Implement unsafe.Alignof.
...
R=ken
DELTA=20 (19 added, 0 deleted, 1 changed)
OCL=24719
CL=24771
2009-02-10 11:46:26 -08:00
Ken Thompson
8a70545b57
unsafe.Sizeof and unsafe.Offsetof
...
R=r
OCL=24639
CL=24639
2009-02-07 12:34:45 -08:00
Russ Cox
0970c46863
closures - 6g support
...
R=ken
OCL=24501
CL=24566
2009-02-06 13:47:10 -08:00
Russ Cox
aab26a5248
do not generate Init proto for sys and unsafe.
...
R=ken
OCL=24455
CL=24455
2009-02-05 14:49:53 -08:00
Russ Cox
4a43198390
update compiler to new func rules
...
R=ken
OCL=23958
CL=23961
2009-01-30 14:39:42 -08:00
Russ Cox
391425ae55
if take address of local, move to heap.
...
heuristic to not print bogus strings.
fix one error message format.
R=ken
OCL=23849
CL=23851
2009-01-29 17:38:58 -08:00
Russ Cox
f1fe21a08f
bug134
...
R=ken
OCL=23532
CL=23532
2009-01-26 17:06:20 -08:00
Russ Cox
4efad58d0a
bug133
...
R=ken
OCL=23528
CL=23528
2009-01-26 16:57:24 -08:00
Russ Cox
61590c4c44
disallow P.t for lowercase t and not our package P.
...
implement hiding lowercase methods m in
signatures by adding in a hash of the package name
to the type hash code.
remove remaining checks for internally-generated _ names:
they are all gone.
R=ken
OCL=23236
CL=23238
2009-01-21 14:51:57 -08:00
Russ Cox
0183baaf44
* delete export
...
* rename init functions
R=ken
OCL=23122
CL=23126
2009-01-20 14:40:00 -08:00
Russ Cox
aec4d3194a
disallow other package's names in method calls
...
R=ken
OCL=22999
CL=22999
2009-01-16 15:35:07 -08:00
Russ Cox
06869eedf9
disallow other package's names in struct field dot.
...
R=ken
OCL=22996
CL=22996
2009-01-16 15:25:52 -08:00
Russ Cox
c1e7e270f1
don't crash on:
...
package main
var x int
type x struct { a int }
R=ken
OCL=22903
CL=22903
2009-01-15 17:32:31 -08:00
Russ Cox
07d344e442
remove export name-list statement.
...
make package local the default.
warn about name case not matching export keyword.
R=ken
OCL=22881
CL=22886
2009-01-15 16:16:52 -08:00
Russ Cox
a91af04c06
6g cleanup suggested by ken.
...
remove TPTR wrapper around TMAP, TCHAN, TSTRING.
R=ken
OCL=22406
CL=22409
2009-01-09 11:13:39 -08:00
Russ Cox
e512481b17
second pass on interface fixes and tests.
...
R=ken
OCL=22370
CL=22372
2009-01-08 18:06:06 -08:00
Russ Cox
20595ac4b0
many interface bug fixes.
...
also, after
func g() (int, int)
func f(int, int)
allow
f(g())
and
func h() (int, int) { return g() }
R=ken
DELTA=356 (252 added, 26 deleted, 78 changed)
OCL=22319
CL=22325
2009-01-08 14:30:00 -08:00
Ken Thompson
4026500d18
arrays
...
R=r
OCL=21564
CL=21564
2008-12-18 20:06:28 -08:00
Ken Thompson
c7ab332744
restrict declarations of type map/chan/string
...
(they must be pointers)
R=r
OCL=21009
CL=21009
2008-12-11 16:09:45 -08:00
Russ Cox
cb64ec5bb6
only generate non-trivial signatures in the
...
file in which they occur. avoids duplicate
trampoline generation across multiple files.
R=ken
OCL=20976
CL=20980
2008-12-11 11:54:33 -08:00
Ken Thompson
7dd62cb3bc
2 minor bugs
...
R=r
OCL=20906
CL=20906
2008-12-10 12:38:16 -08:00
Ken Thompson
57bd0da375
bug126
...
R=r
OCL=20879
CL=20879
2008-12-09 18:31:31 -08:00
Ken Thompson
26b357ca5b
range statement
...
R=r
OCL=20667
CL=20667
2008-12-05 18:24:05 -08:00
Ken Thompson
c597845e13
const/var/iota declarations as discussed
...
R=r
OCL=20506
CL=20506
2008-12-04 15:33:40 -08:00
Russ Cox
d3f6093931
package-local declarations using keyword "package".
...
R=r
DELTA=129 (81 added, 0 deleted, 48 changed)
OCL=19283
CL=19291
2008-11-14 16:35:08 -08:00
Russ Cox
792145723e
width fixes.
...
* check for uncomputed struct offsets
* distinguish function structs from ordinary structs
* make sure function structs are not examined in isolation
R=ken
OCL=19005
CL=19005
2008-11-11 13:46:55 -08:00
Russ Cox
0eda21a2fd
change minimum sethi/ullman number to 1
...
to distinguish not computed (0) vs trivial (1).
add missing ullmancalc on function args.
R=ken
OCL=18711
CL=18711
2008-11-06 14:50:58 -08:00
Russ Cox
c249a8de32
rename various magic names.
...
sigi and sigt:
sys·sigi_inter -> sigi·inter
sys·sigt_int -> sigt·int
Package·sigt_Type -> sigt·Package.Type
local type T in file x.go T_x -> T·x
second one T_x_1 -> T·x·1
method names M on T T_M -> T·M
correctly handle local embedded types
init functions are the only place left that use underscores
R=ken
OCL=18377
CL=18377
2008-11-03 15:36:08 -08:00
Russ Cox
f27aaf4819
structure field annotation strings
...
R=ken
OCL=18176
CL=18176
2008-10-30 15:13:09 -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
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
14c639161a
elided dots
...
R=r
OCL=17601
CL=17601
2008-10-21 20:55:40 -07:00
Ken Thompson
0347e95b63
changes to imbedded
...
R=r
OCL=17572
CL=17572
2008-10-21 15:04:10 -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
Ken Thompson
61361af9e8
unnamed substructures - not complete
...
R=r
OCL=17437
CL=17437
2008-10-19 20:13:37 -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
1163b1db6f
diagnose various conversion problems
...
R=ken
OCL=17320
CL=17320
2008-10-16 15:59:31 -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
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
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
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