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a76a8919
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a76a8919
编写于
2月 24, 2011
作者:
N
never
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电子邮件补丁
差异文件
7021603: crash in fill_sync_handler with ExtendedDTrace probes
Reviewed-by: iveresov
上级
56a4ae55
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
7 addition
and
6 deletion
+7
-6
src/share/vm/c1/c1_GraphBuilder.cpp
src/share/vm/c1/c1_GraphBuilder.cpp
+7
-6
未找到文件。
src/share/vm/c1/c1_GraphBuilder.cpp
浏览文件 @
a76a8919
...
@@ -3308,22 +3308,23 @@ void GraphBuilder::fill_sync_handler(Value lock, BlockBegin* sync_handler, bool
...
@@ -3308,22 +3308,23 @@ void GraphBuilder::fill_sync_handler(Value lock, BlockBegin* sync_handler, bool
Value
exception
=
append_with_bci
(
new
ExceptionObject
(),
SynchronizationEntryBCI
);
Value
exception
=
append_with_bci
(
new
ExceptionObject
(),
SynchronizationEntryBCI
);
assert
(
exception
->
is_pinned
(),
"must be"
);
assert
(
exception
->
is_pinned
(),
"must be"
);
int
bci
=
SynchronizationEntryBCI
;
if
(
compilation
()
->
env
()
->
dtrace_method_probes
())
{
if
(
compilation
()
->
env
()
->
dtrace_method_probes
())
{
// Report exit from inline methods
// Report exit from inline methods. We don't have a stream here
// so pass an explicit bci of SynchronizationEntryBCI.
Values
*
args
=
new
Values
(
1
);
Values
*
args
=
new
Values
(
1
);
args
->
push
(
append
(
new
Constant
(
new
ObjectConstant
(
method
()))
));
args
->
push
(
append
_with_bci
(
new
Constant
(
new
ObjectConstant
(
method
())),
bci
));
append
(
new
RuntimeCall
(
voidType
,
"dtrace_method_exit"
,
CAST_FROM_FN_PTR
(
address
,
SharedRuntime
::
dtrace_method_exit
),
args
)
);
append
_with_bci
(
new
RuntimeCall
(
voidType
,
"dtrace_method_exit"
,
CAST_FROM_FN_PTR
(
address
,
SharedRuntime
::
dtrace_method_exit
),
args
),
bci
);
}
}
int
bci
=
SynchronizationEntryBCI
;
if
(
lock
)
{
if
(
lock
)
{
assert
(
state
()
->
locks_size
()
>
0
&&
state
()
->
lock_at
(
state
()
->
locks_size
()
-
1
)
==
lock
,
"lock is missing"
);
assert
(
state
()
->
locks_size
()
>
0
&&
state
()
->
lock_at
(
state
()
->
locks_size
()
-
1
)
==
lock
,
"lock is missing"
);
if
(
!
lock
->
is_linked
())
{
if
(
!
lock
->
is_linked
())
{
lock
=
append_with_bci
(
lock
,
-
1
);
lock
=
append_with_bci
(
lock
,
bci
);
}
}
// exit the monitor in the context of the synchronized method
// exit the monitor in the context of the synchronized method
monitorexit
(
lock
,
SynchronizationEntryBCI
);
monitorexit
(
lock
,
bci
);
// exit the context of the synchronized method
// exit the context of the synchronized method
if
(
!
default_handler
)
{
if
(
!
default_handler
)
{
...
...
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