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comparison src/share/vm/interpreter/interpreterRuntime.cpp @ 2177:3582bf76420e

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6990754: Use native memory and reference counting to implement SymbolTable Summary: move symbols from permgen into C heap and reference count them Reviewed-by: never, acorn, jmasa, stefank
author coleenp
date Thu, 27 Jan 2011 16:11:27 -0800
parents 633a44a9fc45
children b92c45f2bc75
comparison
equal deleted inserted replaced
2176:27e4ea99855d 2177:3582bf76420e
37 #include "oops/cpCacheOop.hpp" 37 #include "oops/cpCacheOop.hpp"
38 #include "oops/instanceKlass.hpp" 38 #include "oops/instanceKlass.hpp"
39 #include "oops/methodDataOop.hpp" 39 #include "oops/methodDataOop.hpp"
40 #include "oops/objArrayKlass.hpp" 40 #include "oops/objArrayKlass.hpp"
41 #include "oops/oop.inline.hpp" 41 #include "oops/oop.inline.hpp"
42 #include "oops/symbolOop.hpp" 42 #include "oops/symbol.hpp"
43 #include "prims/jvmtiExport.hpp" 43 #include "prims/jvmtiExport.hpp"
44 #include "prims/nativeLookup.hpp" 44 #include "prims/nativeLookup.hpp"
45 #include "runtime/biasedLocking.hpp" 45 #include "runtime/biasedLocking.hpp"
46 #include "runtime/compilationPolicy.hpp" 46 #include "runtime/compilationPolicy.hpp"
47 #include "runtime/deoptimization.hpp" 47 #include "runtime/deoptimization.hpp"
293 IRT_END 293 IRT_END
294 294
295 295
296 IRT_ENTRY(void, InterpreterRuntime::create_exception(JavaThread* thread, char* name, char* message)) 296 IRT_ENTRY(void, InterpreterRuntime::create_exception(JavaThread* thread, char* name, char* message))
297 // lookup exception klass 297 // lookup exception klass
298 symbolHandle s = oopFactory::new_symbol_handle(name, CHECK); 298 TempNewSymbol s = SymbolTable::new_symbol(name, CHECK);
299 if (ProfileTraps) { 299 if (ProfileTraps) {
300 if (s == vmSymbols::java_lang_ArithmeticException()) { 300 if (s == vmSymbols::java_lang_ArithmeticException()) {
301 note_trap(thread, Deoptimization::Reason_div0_check, CHECK); 301 note_trap(thread, Deoptimization::Reason_div0_check, CHECK);
302 } else if (s == vmSymbols::java_lang_NullPointerException()) { 302 } else if (s == vmSymbols::java_lang_NullPointerException()) {
303 note_trap(thread, Deoptimization::Reason_null_check, CHECK); 303 note_trap(thread, Deoptimization::Reason_null_check, CHECK);
304 } 304 }
305 } 305 }
306 // create exception 306 // create exception
307 Handle exception = Exceptions::new_exception(thread, s(), message); 307 Handle exception = Exceptions::new_exception(thread, s, message);
308 thread->set_vm_result(exception()); 308 thread->set_vm_result(exception());
309 IRT_END 309 IRT_END
310 310
311 311
312 IRT_ENTRY(void, InterpreterRuntime::create_klass_exception(JavaThread* thread, char* name, oopDesc* obj)) 312 IRT_ENTRY(void, InterpreterRuntime::create_klass_exception(JavaThread* thread, char* name, oopDesc* obj))
313 ResourceMark rm(thread); 313 ResourceMark rm(thread);
314 const char* klass_name = Klass::cast(obj->klass())->external_name(); 314 const char* klass_name = Klass::cast(obj->klass())->external_name();
315 // lookup exception klass 315 // lookup exception klass
316 symbolHandle s = oopFactory::new_symbol_handle(name, CHECK); 316 TempNewSymbol s = SymbolTable::new_symbol(name, CHECK);
317 if (ProfileTraps) { 317 if (ProfileTraps) {
318 note_trap(thread, Deoptimization::Reason_class_check, CHECK); 318 note_trap(thread, Deoptimization::Reason_class_check, CHECK);
319 } 319 }
320 // create exception, with klass name as detail message 320 // create exception, with klass name as detail message
321 Handle exception = Exceptions::new_exception(thread, s(), klass_name); 321 Handle exception = Exceptions::new_exception(thread, s, klass_name);
322 thread->set_vm_result(exception()); 322 thread->set_vm_result(exception());
323 IRT_END 323 IRT_END
324 324
325 325
326 IRT_ENTRY(void, InterpreterRuntime::throw_ArrayIndexOutOfBoundsException(JavaThread* thread, char* name, jint index)) 326 IRT_ENTRY(void, InterpreterRuntime::throw_ArrayIndexOutOfBoundsException(JavaThread* thread, char* name, jint index))
327 char message[jintAsStringSize]; 327 char message[jintAsStringSize];
328 // lookup exception klass 328 // lookup exception klass
329 symbolHandle s = oopFactory::new_symbol_handle(name, CHECK); 329 TempNewSymbol s = SymbolTable::new_symbol(name, CHECK);
330 if (ProfileTraps) { 330 if (ProfileTraps) {
331 note_trap(thread, Deoptimization::Reason_range_check, CHECK); 331 note_trap(thread, Deoptimization::Reason_range_check, CHECK);
332 } 332 }
333 // create exception 333 // create exception
334 sprintf(message, "%d", index); 334 sprintf(message, "%d", index);
335 THROW_MSG(s(), message); 335 THROW_MSG(s, message);
336 IRT_END 336 IRT_END
337 337
338 IRT_ENTRY(void, InterpreterRuntime::throw_ClassCastException( 338 IRT_ENTRY(void, InterpreterRuntime::throw_ClassCastException(
339 JavaThread* thread, oopDesc* obj)) 339 JavaThread* thread, oopDesc* obj))
340 340
671 Handle receiver(thread, NULL); 671 Handle receiver(thread, NULL);
672 if (bytecode == Bytecodes::_invokevirtual || bytecode == Bytecodes::_invokeinterface) { 672 if (bytecode == Bytecodes::_invokevirtual || bytecode == Bytecodes::_invokeinterface) {
673 ResourceMark rm(thread); 673 ResourceMark rm(thread);
674 methodHandle m (thread, method(thread)); 674 methodHandle m (thread, method(thread));
675 Bytecode_invoke call(m, bci(thread)); 675 Bytecode_invoke call(m, bci(thread));
676 symbolHandle signature (thread, call.signature()); 676 Symbol* signature = call.signature();
677 receiver = Handle(thread, 677 receiver = Handle(thread,
678 thread->last_frame().interpreter_callee_receiver(signature)); 678 thread->last_frame().interpreter_callee_receiver(signature));
679 assert(Universe::heap()->is_in_reserved_or_null(receiver()), 679 assert(Universe::heap()->is_in_reserved_or_null(receiver()),
680 "sanity check"); 680 "sanity check");
681 assert(receiver.is_null() || 681 assert(receiver.is_null() ||
795 795
796 // Short circuit if CallSite has been bound already: 796 // Short circuit if CallSite has been bound already:
797 if (!pool->cache()->secondary_entry_at(site_index)->is_f1_null()) 797 if (!pool->cache()->secondary_entry_at(site_index)->is_f1_null())
798 return; 798 return;
799 799
800 symbolHandle call_site_name(THREAD, pool->name_ref_at(site_index)); 800 Symbol* call_site_name = pool->name_ref_at(site_index);
801 801
802 Handle call_site 802 Handle call_site
803 = SystemDictionary::make_dynamic_call_site(bootm, 803 = SystemDictionary::make_dynamic_call_site(bootm,
804 // Callee information: 804 // Callee information:
805 call_site_name, 805 call_site_name,