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comparison src/share/vm/oops/klass.hpp @ 11096:71180a6e5080

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7133260: AllocationProfiler uses space in metadata and doesn't seem to do anything useful. Summary: Remove -Xaprof and Klass::_alloc_count & ArrayKlass::_alloc_size. Reviewed-by: stefank, coleenp
author jiangli
date Wed, 03 Jul 2013 17:26:59 -0400
parents e0c9a1d29eb4
children 6b0fd0964b87 740e263c80c6 d0afbee540e0
comparison
equal deleted inserted replaced
11065:cedf20e2a655 11096:71180a6e5080
77 // [modifier_flags] 77 // [modifier_flags]
78 // [access_flags ] 78 // [access_flags ]
79 // [last_biased_lock_bulk_revocation_time] (64 bits) 79 // [last_biased_lock_bulk_revocation_time] (64 bits)
80 // [prototype_header] 80 // [prototype_header]
81 // [biased_lock_revocation_count] 81 // [biased_lock_revocation_count]
82 // [alloc_count ]
83 // [_modified_oops] 82 // [_modified_oops]
84 // [_accumulated_modified_oops] 83 // [_accumulated_modified_oops]
85 // [trace_id] 84 // [trace_id]
86 85
87 86
169 // (the 64-bit chunk goes first, to avoid some fragmentation) 168 // (the 64-bit chunk goes first, to avoid some fragmentation)
170 jlong _last_biased_lock_bulk_revocation_time; 169 jlong _last_biased_lock_bulk_revocation_time;
171 markOop _prototype_header; // Used when biased locking is both enabled and disabled for this type 170 markOop _prototype_header; // Used when biased locking is both enabled and disabled for this type
172 jint _biased_lock_revocation_count; 171 jint _biased_lock_revocation_count;
173 172
174 juint _alloc_count; // allocation profiling support
175
176 TRACE_DEFINE_KLASS_TRACE_ID; 173 TRACE_DEFINE_KLASS_TRACE_ID;
177 174
178 // Remembered sets support for the oops in the klasses. 175 // Remembered sets support for the oops in the klasses.
179 jbyte _modified_oops; // Card Table Equivalent (YC/CMS support) 176 jbyte _modified_oops; // Card Table Equivalent (YC/CMS support)
180 jbyte _accumulated_modified_oops; // Mod Union Equivalent (CMS support) 177 jbyte _accumulated_modified_oops; // Mod Union Equivalent (CMS support)
288 Klass* next_sibling_oop() const { return _next_sibling; } 285 Klass* next_sibling_oop() const { return _next_sibling; }
289 void set_subklass(Klass* s); 286 void set_subklass(Klass* s);
290 void set_next_sibling(Klass* s); 287 void set_next_sibling(Klass* s);
291 288
292 public: 289 public:
293 // Allocation profiling support
294 juint alloc_count() const { return _alloc_count; }
295 void set_alloc_count(juint n) { _alloc_count = n; }
296 virtual juint alloc_size() const = 0;
297 virtual void set_alloc_size(juint n) = 0;
298 290
299 // Compiler support 291 // Compiler support
300 static ByteSize super_offset() { return in_ByteSize(offset_of(Klass, _super)); } 292 static ByteSize super_offset() { return in_ByteSize(offset_of(Klass, _super)); }
301 static ByteSize super_check_offset_offset() { return in_ByteSize(offset_of(Klass, _super_check_offset)); } 293 static ByteSize super_check_offset_offset() { return in_ByteSize(offset_of(Klass, _super_check_offset)); }
302 static ByteSize primary_supers_offset() { return in_ByteSize(offset_of(Klass, _primary_supers)); } 294 static ByteSize primary_supers_offset() { return in_ByteSize(offset_of(Klass, _primary_supers)); }
675 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(Klass_OOP_OOP_ITERATE_BACKWARDS_DECL) 667 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(Klass_OOP_OOP_ITERATE_BACKWARDS_DECL)
676 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(Klass_OOP_OOP_ITERATE_BACKWARDS_DECL) 668 SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(Klass_OOP_OOP_ITERATE_BACKWARDS_DECL)
677 #endif // INCLUDE_ALL_GCS 669 #endif // INCLUDE_ALL_GCS
678 670
679 virtual void array_klasses_do(void f(Klass* k)) {} 671 virtual void array_klasses_do(void f(Klass* k)) {}
680 virtual void with_array_klasses_do(void f(Klass* k));
681 672
682 // Return self, except for abstract classes with exactly 1 673 // Return self, except for abstract classes with exactly 1
683 // implementor. Then return the 1 concrete implementation. 674 // implementor. Then return the 1 concrete implementation.
684 Klass *up_cast_abstract(); 675 Klass *up_cast_abstract();
685 676