Mercurial > hg > graal-jvmci-8
diff src/share/vm/oops/instanceKlass.hpp @ 3938:e6b1331a51d2
7086585: make Java field injection more flexible
Reviewed-by: jrose, twisti, kvn, coleenp
author | never |
---|---|
date | Sat, 10 Sep 2011 17:29:02 -0700 |
parents | d3b9f2be46ab |
children | f6f3bb0ee072 |
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--- a/src/share/vm/oops/instanceKlass.hpp Sat Sep 10 00:11:04 2011 -0700 +++ b/src/share/vm/oops/instanceKlass.hpp Sat Sep 10 17:29:02 2011 -0700 @@ -27,6 +27,7 @@ #include "oops/constMethodOop.hpp" #include "oops/constantPoolOop.hpp" +#include "oops/fieldInfo.hpp" #include "oops/instanceOop.hpp" #include "oops/klassOop.hpp" #include "oops/klassVtable.hpp" @@ -228,6 +229,7 @@ int _static_field_size; // number words used by static fields (oop and non-oop) in this klass int _static_oop_field_count;// number of static oop fields in this klass int _nonstatic_oop_map_size;// size in words of nonstatic oop map blocks + int _java_fields_count; // The number of declared Java fields bool _is_marked_dependent; // used for marking during flushing and deoptimization bool _rewritten; // methods rewritten. bool _has_nonstatic_fields; // for sizing with UseCompressedOops @@ -307,28 +309,29 @@ objArrayOop transitive_interfaces() const { return _transitive_interfaces; } void set_transitive_interfaces(objArrayOop a) { oop_store_without_check((oop*) &_transitive_interfaces, (oop) a); } - // fields - // Field info extracted from the class file and stored - // as an array of 7 shorts - enum FieldOffset { - access_flags_offset = 0, - name_index_offset = 1, - signature_index_offset = 2, - initval_index_offset = 3, - low_offset = 4, - high_offset = 5, - generic_signature_offset = 6, - next_offset = 7 - }; + private: + friend class fieldDescriptor; + FieldInfo* field(int index) const { return FieldInfo::from_field_array(_fields, index); } + + public: + int field_offset (int index) const { return field(index)->offset(); } + int field_access_flags(int index) const { return field(index)->access_flags(); } + Symbol* field_name (int index) const { return field(index)->name(constants()); } + Symbol* field_signature (int index) const { return field(index)->signature(constants()); } + + // Number of Java declared fields + int java_fields_count() const { return _java_fields_count; } + + // Number of fields including any injected fields + int all_fields_count() const { return _fields->length() / sizeof(FieldInfo::field_slots); } typeArrayOop fields() const { return _fields; } - int offset_from_fields( int index ) const { - return build_int_from_shorts( fields()->ushort_at(index + low_offset), - fields()->ushort_at(index + high_offset) ); + + void set_fields(typeArrayOop f, int java_fields_count) { + oop_store_without_check((oop*) &_fields, (oop) f); + _java_fields_count = java_fields_count; } - void set_fields(typeArrayOop f) { oop_store_without_check((oop*) &_fields, (oop) f); } - // inner classes typeArrayOop inner_classes() const { return _inner_classes; } void set_inner_classes(typeArrayOop f) { oop_store_without_check((oop*) &_inner_classes, (oop) f); } @@ -842,10 +845,6 @@ // Verification const char* internal_name() const; void oop_verify_on(oop obj, outputStream* st); - -#ifndef PRODUCT - static void verify_class_klass_nonstatic_oop_maps(klassOop k) PRODUCT_RETURN; -#endif }; inline methodOop instanceKlass::method_at_vtable(int index) {