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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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10
hotspot/src/share/vm/code/nmethod.cpp
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@ -57,9 +57,9 @@ HS_DTRACE_PROBE_DECL6(hotspot, compiled__method__unload,
{ \
methodOop m = (method); \
if (m != NULL) { \
symbolOop klass_name = m->klass_name(); \
symbolOop name = m->name(); \
symbolOop signature = m->signature(); \
Symbol* klass_name = m->klass_name(); \
Symbol* name = m->name(); \
Symbol* signature = m->signature(); \
HS_DTRACE_PROBE6(hotspot, compiled__method__unload, \
klass_name->bytes(), klass_name->utf8_length(), \
name->bytes(), name->utf8_length(), \
@ -1865,7 +1865,7 @@ void nmethod::preserve_callee_argument_oops(frame fr, const RegisterMap *reg_map
SimpleScopeDesc ssd(this, fr.pc());
Bytecode_invoke call(ssd.method(), ssd.bci());
bool has_receiver = call.has_receiver();
symbolOop signature = call.signature();
Symbol* signature = call.signature();
fr.oops_compiled_arguments_do(signature, has_receiver, reg_map, f);
}
#endif // !SHARK
@ -2636,7 +2636,7 @@ void nmethod::print_nmethod_labels(outputStream* stream, address block_begin) {
} else {
bool did_name = false;
if (!at_this && ss.is_object()) {
symbolOop name = ss.as_symbol_or_null();
Symbol* name = ss.as_symbol_or_null();
if (name != NULL) {
name->print_value_on(stream);
did_name = true;