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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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20
hotspot/src/share/vm/runtime/sharedRuntime.cpp
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@ -527,7 +527,7 @@ address SharedRuntime::get_poll_stub(address pc) {
}
oop SharedRuntime::retrieve_receiver( symbolHandle sig, frame caller ) {
oop SharedRuntime::retrieve_receiver( Symbol* sig, frame caller ) {
assert(caller.is_interpreted_frame(), "");
int args_size = ArgumentSizeComputer(sig).size() + 1;
assert(args_size <= caller.interpreter_frame_expression_stack_size(), "receiver must be on interpreter stack");
@ -547,7 +547,7 @@ void SharedRuntime::throw_and_post_jvmti_exception(JavaThread *thread, Handle h_
Exceptions::_throw(thread, __FILE__, __LINE__, h_exception);
}
void SharedRuntime::throw_and_post_jvmti_exception(JavaThread *thread, symbolOop name, const char *message) {
void SharedRuntime::throw_and_post_jvmti_exception(JavaThread *thread, Symbol* name, const char *message) {
Handle h_exception = Exceptions::new_exception(thread, name, message);
throw_and_post_jvmti_exception(thread, h_exception);
}
@ -880,7 +880,7 @@ int SharedRuntime::dtrace_object_alloc_base(Thread* thread, oopDesc* o) {
assert(DTraceAllocProbes, "wrong call");
Klass* klass = o->blueprint();
int size = o->size();
symbolOop name = klass->name();
Symbol* name = klass->name();
HS_DTRACE_PROBE4(hotspot, object__alloc, get_java_tid(thread),
name->bytes(), name->utf8_length(), size * HeapWordSize);
return 0;
@ -889,9 +889,9 @@ int SharedRuntime::dtrace_object_alloc_base(Thread* thread, oopDesc* o) {
JRT_LEAF(int, SharedRuntime::dtrace_method_entry(
JavaThread* thread, methodOopDesc* method))
assert(DTraceMethodProbes, "wrong call");
symbolOop kname = method->klass_name();
symbolOop name = method->name();
symbolOop sig = method->signature();
Symbol* kname = method->klass_name();
Symbol* name = method->name();
Symbol* sig = method->signature();
HS_DTRACE_PROBE7(hotspot, method__entry, get_java_tid(thread),
kname->bytes(), kname->utf8_length(),
name->bytes(), name->utf8_length(),
@ -902,9 +902,9 @@ JRT_END
JRT_LEAF(int, SharedRuntime::dtrace_method_exit(
JavaThread* thread, methodOopDesc* method))
assert(DTraceMethodProbes, "wrong call");
symbolOop kname = method->klass_name();
symbolOop name = method->name();
symbolOop sig = method->signature();
Symbol* kname = method->klass_name();
Symbol* name = method->name();
Symbol* sig = method->signature();
HS_DTRACE_PROBE7(hotspot, method__return, get_java_tid(thread),
kname->bytes(), kname->utf8_length(),
name->bytes(), name->utf8_length(),
@ -2637,7 +2637,7 @@ VMReg SharedRuntime::name_for_receiver() {
return regs.first();
}
VMRegPair *SharedRuntime::find_callee_arguments(symbolOop sig, bool has_receiver, int* arg_size) {
VMRegPair *SharedRuntime::find_callee_arguments(Symbol* sig, bool has_receiver, int* arg_size) {
// This method is returning a data structure allocating as a
// ResourceObject, so do not put any ResourceMarks in here.
char *s = sig->as_C_string();