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48071d84
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体验新版 GitCode,发现更多精彩内容 >>
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48071d84
编写于
4月 16, 2009
作者:
N
never
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电子邮件补丁
差异文件
6741757: minor ctw improvements
Reviewed-by: kvn
上级
4437eeb8
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
41 addition
and
26 deletion
+41
-26
src/share/vm/classfile/classLoader.cpp
src/share/vm/classfile/classLoader.cpp
+41
-26
未找到文件。
src/share/vm/classfile/classLoader.cpp
浏览文件 @
48071d84
...
@@ -1217,31 +1217,34 @@ void ClassLoader::compile_the_world_in(char* name, Handle loader, TRAPS) {
...
@@ -1217,31 +1217,34 @@ void ClassLoader::compile_the_world_in(char* name, Handle loader, TRAPS) {
// valid class file. The class loader will check everything else.
// valid class file. The class loader will check everything else.
if
(
strchr
(
buffer
,
'.'
)
==
NULL
)
{
if
(
strchr
(
buffer
,
'.'
)
==
NULL
)
{
_compile_the_world_counter
++
;
_compile_the_world_counter
++
;
if
(
_compile_the_world_counter
>=
CompileTheWorldStartAt
&&
_compile_the_world_counter
<=
CompileTheWorldStopAt
)
{
if
(
_compile_the_world_counter
>
CompileTheWorldStopAt
)
return
;
// Construct name without extension
symbolHandle
sym
=
oopFactory
::
new_symbol_handle
(
buffer
,
CHECK
);
// Construct name without extension
// Use loader to load and initialize class
symbolHandle
sym
=
oopFactory
::
new_symbol_handle
(
buffer
,
CHECK
);
klassOop
ik
=
SystemDictionary
::
resolve_or_null
(
sym
,
loader
,
Handle
(),
THREAD
);
// Use loader to load and initialize class
instanceKlassHandle
k
(
THREAD
,
ik
);
klassOop
ik
=
SystemDictionary
::
resolve_or_null
(
sym
,
loader
,
Handle
(),
THREAD
);
if
(
k
.
not_null
()
&&
!
HAS_PENDING_EXCEPTION
)
{
instanceKlassHandle
k
(
THREAD
,
ik
);
k
->
initialize
(
THREAD
);
if
(
k
.
not_null
()
&&
!
HAS_PENDING_EXCEPTION
)
{
k
->
initialize
(
THREAD
);
}
bool
exception_occurred
=
HAS_PENDING_EXCEPTION
;
CLEAR_PENDING_EXCEPTION
;
if
(
CompileTheWorldPreloadClasses
&&
k
.
not_null
())
{
constantPoolKlass
::
preload_and_initialize_all_classes
(
k
->
constants
(),
THREAD
);
if
(
HAS_PENDING_EXCEPTION
)
{
// If something went wrong in preloading we just ignore it
CLEAR_PENDING_EXCEPTION
;
tty
->
print_cr
(
"Preloading failed for (%d) %s"
,
_compile_the_world_counter
,
buffer
);
}
}
bool
exception_occurred
=
HAS_PENDING_EXCEPTION
;
}
CLEAR_PENDING_EXCEPTION
;
if
(
_compile_the_world_counter
>=
CompileTheWorldStartAt
)
{
if
(
k
.
is_null
()
||
(
exception_occurred
&&
!
CompileTheWorldIgnoreInitErrors
))
{
if
(
k
.
is_null
()
||
(
exception_occurred
&&
!
CompileTheWorldIgnoreInitErrors
))
{
// If something went wrong (e.g. ExceptionInInitializerError) we skip this class
// If something went wrong (e.g. ExceptionInInitializerError) we skip this class
tty
->
print_cr
(
"CompileTheWorld (%d) : Skipping %s"
,
_compile_the_world_counter
,
buffer
);
tty
->
print_cr
(
"CompileTheWorld (%d) : Skipping %s"
,
_compile_the_world_counter
,
buffer
);
}
else
{
}
else
{
tty
->
print_cr
(
"CompileTheWorld (%d) : %s"
,
_compile_the_world_counter
,
buffer
);
tty
->
print_cr
(
"CompileTheWorld (%d) : %s"
,
_compile_the_world_counter
,
buffer
);
// Preload all classes to get around uncommon traps
// Preload all classes to get around uncommon traps
if
(
CompileTheWorldPreloadClasses
)
{
constantPoolKlass
::
preload_and_initialize_all_classes
(
k
->
constants
(),
THREAD
);
if
(
HAS_PENDING_EXCEPTION
)
{
// If something went wrong in preloading we just ignore it
CLEAR_PENDING_EXCEPTION
;
tty
->
print_cr
(
"Preloading failed for (%d) %s"
,
_compile_the_world_counter
,
buffer
);
}
}
// Iterate over all methods in class
// Iterate over all methods in class
for
(
int
n
=
0
;
n
<
k
->
methods
()
->
length
();
n
++
)
{
for
(
int
n
=
0
;
n
<
k
->
methods
()
->
length
();
n
++
)
{
methodHandle
m
(
THREAD
,
methodOop
(
k
->
methods
()
->
obj_at
(
n
)));
methodHandle
m
(
THREAD
,
methodOop
(
k
->
methods
()
->
obj_at
(
n
)));
...
@@ -1253,16 +1256,28 @@ void ClassLoader::compile_the_world_in(char* name, Handle loader, TRAPS) {
...
@@ -1253,16 +1256,28 @@ void ClassLoader::compile_the_world_in(char* name, Handle loader, TRAPS) {
CLEAR_PENDING_EXCEPTION
;
CLEAR_PENDING_EXCEPTION
;
tty
->
print_cr
(
"CompileTheWorld (%d) : Skipping method: %s"
,
_compile_the_world_counter
,
m
->
name
()
->
as_C_string
());
tty
->
print_cr
(
"CompileTheWorld (%d) : Skipping method: %s"
,
_compile_the_world_counter
,
m
->
name
()
->
as_C_string
());
}
}
if
(
TieredCompilation
)
{
if
(
TieredCompilation
)
{
// Clobber the first compile and force second tier compilation
// Clobber the first compile and force second tier compilation
m
->
clear_code
();
nmethod
*
nm
=
m
->
code
();
CompileBroker
::
compile_method
(
m
,
InvocationEntryBci
,
if
(
nm
!=
NULL
)
{
methodHandle
(),
0
,
"CTW"
,
THREAD
);
// Throw out the code so that the code cache doesn't fill up
if
(
HAS_PENDING_EXCEPTION
)
{
nm
->
make_not_entrant
();
CLEAR_PENDING_EXCEPTION
;
m
->
clear_code
();
tty
->
print_cr
(
"CompileTheWorld (%d) : Skipping method: %s"
,
_compile_the_world_counter
,
m
->
name
()
->
as_C_string
());
}
CompileBroker
::
compile_method
(
m
,
InvocationEntryBci
,
methodHandle
(),
0
,
"CTW"
,
THREAD
);
if
(
HAS_PENDING_EXCEPTION
)
{
CLEAR_PENDING_EXCEPTION
;
tty
->
print_cr
(
"CompileTheWorld (%d) : Skipping method: %s"
,
_compile_the_world_counter
,
m
->
name
()
->
as_C_string
());
}
}
}
}
}
nmethod
*
nm
=
m
->
code
();
if
(
nm
!=
NULL
)
{
// Throw out the code so that the code cache doesn't fill up
nm
->
make_not_entrant
();
m
->
clear_code
();
}
}
}
}
}
}
...
...
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