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8000662: NPG: nashorn ant clean test262 out-of-memory with Java heap

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Add ClassLoaderData object for each anonymous class with metaspaces to allocate in.

Reviewed-by: twisti, jrose, stefank
This commit is contained in:
Coleen Phillimore 2012-11-29 16:50:29 -05:00
parent c00c803b89
commit 7aa43fc5d8
26 changed files with 365 additions and 249 deletions
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16
hotspot/src/share/vm/compiler/compileBroker.cpp
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@ -269,10 +269,12 @@ void CompileTask::initialize(int compile_id,
const char* comment,
bool is_blocking) {
assert(!_lock->is_locked(), "bad locking");
InstanceKlass* holder = method->method_holder();
_compile_id = compile_id;
_method = method();
_method_loader = JNIHandles::make_global(_method->method_holder()->class_loader());
_method_holder = JNIHandles::make_global(
holder->is_anonymous() ? holder->java_mirror(): holder->class_loader());
_osr_bci = osr_bci;
_is_blocking = is_blocking;
_comp_level = comp_level;
@ -283,7 +285,7 @@ void CompileTask::initialize(int compile_id,
_code_handle = NULL;
_hot_method = NULL;
_hot_method_loader = NULL;
_hot_method_holder = NULL;
_hot_count = hot_count;
_time_queued = 0; // tidy
_comment = comment;
@ -295,8 +297,12 @@ void CompileTask::initialize(int compile_id,
_hot_method = _method;
} else {
_hot_method = hot_method();
// only add loader or mirror if different from _method_holder
InstanceKlass* hot_holder = hot_method->method_holder();
_hot_method_holder = JNIHandles::make_global(
hot_holder->is_anonymous() ? hot_holder->java_mirror() :
hot_holder->class_loader());
}
_hot_method_loader = JNIHandles::make_global(_hot_method->method_holder()->class_loader());
}
}
@ -321,8 +327,8 @@ void CompileTask::set_code(nmethod* nm) {
void CompileTask::free() {
set_code(NULL);
assert(!_lock->is_locked(), "Should not be locked when freed");
JNIHandles::destroy_global(_method_loader);
JNIHandles::destroy_global(_hot_method_loader);
JNIHandles::destroy_global(_method_holder);
JNIHandles::destroy_global(_hot_method_holder);
}