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Kirill Smelkov
go
Commits
01ab9a01
Commit
01ab9a01
authored
Feb 27, 2013
by
Jan Ziak
Committed by
Russ Cox
Feb 27, 2013
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runtime: improve precision of GC_REGION
R=rsc CC=golang-dev
https://golang.org/cl/7383054
parent
5a09f1b3
Changes
1
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1 changed file
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7 additions
and
2 deletions
+7
-2
src/pkg/runtime/mgc0.c
src/pkg/runtime/mgc0.c
+7
-2
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src/pkg/runtime/mgc0.c
View file @
01ab9a01
...
@@ -546,7 +546,7 @@ static void
...
@@ -546,7 +546,7 @@ static void
scanblock
(
Workbuf
*
wbuf
,
Obj
*
wp
,
uintptr
nobj
,
bool
keepworking
)
scanblock
(
Workbuf
*
wbuf
,
Obj
*
wp
,
uintptr
nobj
,
bool
keepworking
)
{
{
byte
*
b
,
*
arena_start
,
*
arena_used
;
byte
*
b
,
*
arena_start
,
*
arena_used
;
uintptr
n
,
i
,
end_b
,
elemsize
,
ti
,
objti
,
count
,
type
;
uintptr
n
,
i
,
end_b
,
elemsize
,
size
,
ti
,
objti
,
count
,
type
;
uintptr
*
pc
,
precise_type
,
nominal_size
;
uintptr
*
pc
,
precise_type
,
nominal_size
;
uintptr
*
map_ret
,
mapkey_size
,
mapval_size
,
mapkey_ti
,
mapval_ti
;
uintptr
*
map_ret
,
mapkey_size
,
mapval_size
,
mapkey_ti
,
mapval_ti
;
void
*
obj
;
void
*
obj
;
...
@@ -905,9 +905,14 @@ scanblock(Workbuf *wbuf, Obj *wp, uintptr nobj, bool keepworking)
...
@@ -905,9 +905,14 @@ scanblock(Workbuf *wbuf, Obj *wp, uintptr nobj, bool keepworking)
continue
;
continue
;
case
GC_REGION
:
case
GC_REGION
:
// TODO(atom): to be expanded in a next CL. Same as GC_APTR for now.
obj
=
(
void
*
)(
stack_top
.
b
+
pc
[
1
]);
obj
=
(
void
*
)(
stack_top
.
b
+
pc
[
1
]);
size
=
pc
[
2
];
objti
=
pc
[
3
];
pc
+=
4
;
pc
+=
4
;
*
objbufpos
++
=
(
Obj
){
obj
,
size
,
objti
};
if
(
objbufpos
==
objbuf_end
)
flushobjbuf
(
objbuf
,
&
objbufpos
,
&
wp
,
&
wbuf
,
&
nobj
);
break
;
break
;
case
GC_CHAN
:
case
GC_CHAN
:
...
...
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