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6990754: Use native memory and reference counting to implement SymbolTable

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Move symbols from permgen into C heap and reference count them

Reviewed-by: never, acorn, jmasa, stefank
This commit is contained in:
Coleen Phillimore 2011-01-27 16:11:27 -08:00
parent 950858350d
commit 7b4f8073f0
223 changed files with 3783 additions and 3641 deletions
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16
hotspot/src/share/vm/runtime/os.cpp
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@ -255,7 +255,7 @@ static void signal_thread_entry(JavaThread* thread, TRAPS) {
default: {
// Dispatch the signal to java
HandleMark hm(THREAD);
klassOop k = SystemDictionary::resolve_or_null(vmSymbolHandles::sun_misc_Signal(), THREAD);
klassOop k = SystemDictionary::resolve_or_null(vmSymbols::sun_misc_Signal(), THREAD);
KlassHandle klass (THREAD, k);
if (klass.not_null()) {
JavaValue result(T_VOID);
@ -264,8 +264,8 @@ static void signal_thread_entry(JavaThread* thread, TRAPS) {
JavaCalls::call_static(
&result,
klass,
vmSymbolHandles::dispatch_name(),
vmSymbolHandles::int_void_signature(),
vmSymbols::dispatch_name(),
vmSymbols::int_void_signature(),
&args,
THREAD
);
@ -298,7 +298,7 @@ void os::signal_init() {
if (!ReduceSignalUsage) {
// Setup JavaThread for processing signals
EXCEPTION_MARK;
klassOop k = SystemDictionary::resolve_or_fail(vmSymbolHandles::java_lang_Thread(), true, CHECK);
klassOop k = SystemDictionary::resolve_or_fail(vmSymbols::java_lang_Thread(), true, CHECK);
instanceKlassHandle klass (THREAD, k);
instanceHandle thread_oop = klass->allocate_instance_handle(CHECK);
@ -310,8 +310,8 @@ void os::signal_init() {
JavaValue result(T_VOID);
JavaCalls::call_special(&result, thread_oop,
klass,
vmSymbolHandles::object_initializer_name(),
vmSymbolHandles::threadgroup_string_void_signature(),
vmSymbols::object_initializer_name(),
vmSymbols::threadgroup_string_void_signature(),
thread_group,
string,
CHECK);
@ -320,8 +320,8 @@ void os::signal_init() {
JavaCalls::call_special(&result,
thread_group,
group,
vmSymbolHandles::add_method_name(),
vmSymbolHandles::thread_void_signature(),
vmSymbols::add_method_name(),
vmSymbols::thread_void_signature(),
thread_oop, // ARG 1
CHECK);