Mercurial > hg > graal-compiler

comparison src/share/vm/graal/graalRuntime.cpp @ 18628:4ca70b51c8bb

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improved comments
author Doug Simon <doug.simon@oracle.com>
date Thu, 04 Dec 2014 23:09:08 +0100
parents 0aec14bcf006
children b4071daf1892
comparison
equal deleted inserted replaced
18627:196cf131ed32 18628:4ca70b51c8bb
758 JVM_END 758 JVM_END
759 759
760 760
761 void GraalRuntime::ensure_graal_class_loader_is_initialized() { 761 void GraalRuntime::ensure_graal_class_loader_is_initialized() {
762 // This initialization code is guarded by a static pointer to the Factory class. 762 // This initialization code is guarded by a static pointer to the Factory class.
763 // Once it is non-null, the Graal class loader and well know Graal classes are 763 // Once it is non-null, the Graal class loader and well known Graal classes are
764 // guaranteed to have been initialized. By going through the static 764 // guaranteed to have been initialized. By going through the static
765 // initializer of Factory, we can rely on class initialization semantics to 765 // initializer of Factory, we can rely on class initialization semantics to
766 // synchronize threads racing to do the initialization. 766 // synchronize threads racing to do the initialization.
767 static Klass* _FactoryKlass = NULL; 767 static Klass* _FactoryKlass = NULL;
768 if (_FactoryKlass == NULL) { 768 if (_FactoryKlass == NULL) {
780 os::sleep(THREAD, 100, false); 780 os::sleep(THREAD, 100, false);
781 vm_abort(false); 781 vm_abort(false);
782 } 782 }
783 } 783 }
784 784
785 // We cannot use graalJavaAccess for this because we are currently in the
786 // process of initializing that mechanism.
785 TempNewSymbol field_name = SymbolTable::new_symbol("useGraalClassLoader", CHECK_ABORT); 787 TempNewSymbol field_name = SymbolTable::new_symbol("useGraalClassLoader", CHECK_ABORT);
786 fieldDescriptor field_desc; 788 fieldDescriptor field_desc;
787 if (klass->find_field(field_name, vmSymbols::bool_signature(), &field_desc) == NULL) { 789 if (klass->find_field(field_name, vmSymbols::bool_signature(), &field_desc) == NULL) {
788 ResourceMark rm; 790 ResourceMark rm;
789 fatal(err_msg("Invalid layout of %s at %s", field_name->as_C_string(), klass->external_name())); 791 fatal(err_msg("Invalid layout of %s at %s", field_name->as_C_string(), klass->external_name()));