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6652736: well known classes in system dictionary are inefficiently processed

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Combine many scalar variables into a single enum-indexed array in SystemDictionary.

Reviewed-by: kvn
This commit is contained in:
John R Rose 2008-04-29 19:45:22 -07:00
parent b05f95c5a9
commit bb7ccea4ff
8 changed files with 519 additions and 555 deletions
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42
hotspot/src/share/vm/runtime/vmStructs.cpp
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@ -453,40 +453,7 @@ static inline uint64_t cast_uint64_t(size_t x)
static_field(SystemDictionary, _shared_dictionary, Dictionary*) \
static_field(SystemDictionary, _system_loader_lock_obj, oop) \
static_field(SystemDictionary, _loader_constraints, LoaderConstraintTable*) \
static_field(SystemDictionary, _object_klass, klassOop) \
static_field(SystemDictionary, _string_klass, klassOop) \
static_field(SystemDictionary, _class_klass, klassOop) \
static_field(SystemDictionary, _cloneable_klass, klassOop) \
static_field(SystemDictionary, _classloader_klass, klassOop) \
static_field(SystemDictionary, _serializable_klass, klassOop) \
static_field(SystemDictionary, _system_klass, klassOop) \
static_field(SystemDictionary, _throwable_klass, klassOop) \
static_field(SystemDictionary, _threaddeath_klass, klassOop) \
static_field(SystemDictionary, _error_klass, klassOop) \
static_field(SystemDictionary, _exception_klass, klassOop) \
static_field(SystemDictionary, _runtime_exception_klass, klassOop) \
static_field(SystemDictionary, _classNotFoundException_klass, klassOop) \
static_field(SystemDictionary, _noClassDefFoundError_klass, klassOop) \
static_field(SystemDictionary, _linkageError_klass, klassOop) \
static_field(SystemDictionary, _classCastException_klass, klassOop) \
static_field(SystemDictionary, _arrayStoreException_klass, klassOop) \
static_field(SystemDictionary, _virtualMachineError_klass, klassOop) \
static_field(SystemDictionary, _outOfMemoryError_klass, klassOop) \
static_field(SystemDictionary, _StackOverflowError_klass, klassOop) \
static_field(SystemDictionary, _protectionDomain_klass, klassOop) \
static_field(SystemDictionary, _AccessControlContext_klass, klassOop) \
static_field(SystemDictionary, _reference_klass, klassOop) \
static_field(SystemDictionary, _soft_reference_klass, klassOop) \
static_field(SystemDictionary, _weak_reference_klass, klassOop) \
static_field(SystemDictionary, _final_reference_klass, klassOop) \
static_field(SystemDictionary, _phantom_reference_klass, klassOop) \
static_field(SystemDictionary, _finalizer_klass, klassOop) \
static_field(SystemDictionary, _thread_klass, klassOop) \
static_field(SystemDictionary, _threadGroup_klass, klassOop) \
static_field(SystemDictionary, _properties_klass, klassOop) \
static_field(SystemDictionary, _stringBuffer_klass, klassOop) \
static_field(SystemDictionary, _vector_klass, klassOop) \
static_field(SystemDictionary, _hashtable_klass, klassOop) \
static_field(SystemDictionary, _well_known_klasses[0], klassOop) \
static_field(SystemDictionary, _box_klasses[0], klassOop) \
static_field(SystemDictionary, _java_system_loader, oop) \
\
@ -1400,6 +1367,13 @@ static inline uint64_t cast_uint64_t(size_t x)
\
declare_constant(SystemDictionary::_loader_constraint_size) \
declare_constant(SystemDictionary::_nof_buckets) \
/* these #foo numbers are enums used to index _well_known_klasses: */ \
declare_preprocessor_constant("SystemDictionary::#object_klass", SystemDictionary::WK_KLASS_ENUM_NAME(object_klass)) \
declare_preprocessor_constant("SystemDictionary::#classloader_klass", SystemDictionary::WK_KLASS_ENUM_NAME(classloader_klass)) \
declare_preprocessor_constant("SystemDictionary::#string_klass", SystemDictionary::WK_KLASS_ENUM_NAME(string_klass)) \
declare_preprocessor_constant("SystemDictionary::#system_klass", SystemDictionary::WK_KLASS_ENUM_NAME(system_klass)) \
declare_preprocessor_constant("SystemDictionary::#thread_klass", SystemDictionary::WK_KLASS_ENUM_NAME(thread_klass)) \
declare_preprocessor_constant("SystemDictionary::#threadGroup_klass", SystemDictionary::WK_KLASS_ENUM_NAME(threadGroup_klass)) \
\
/***********************************/ \
/* LoaderConstraintTable constants */ \