12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef SHARE_OOPS_CPCACHE_INLINE_HPP 26 #define SHARE_OOPS_CPCACHE_INLINE_HPP 27 28 #include "oops/cpCache.hpp" 29 #include "oops/oopHandle.inline.hpp" 30 #include "runtime/orderAccess.hpp" 31 32 inline int ConstantPoolCacheEntry::indices_ord() const { return OrderAccess::load_acquire(&_indices); } 33 34 inline Bytecodes::Code ConstantPoolCacheEntry::bytecode_1() const { 35 return Bytecodes::cast((indices_ord() >> bytecode_1_shift) & bytecode_1_mask); 36 } 37 38 inline Bytecodes::Code ConstantPoolCacheEntry::bytecode_2() const { 39 return Bytecodes::cast((indices_ord() >> bytecode_2_shift) & bytecode_2_mask); 40 } 41 42 // Has this bytecode been resolved? Only valid for invokes and get/put field/static. 43 inline bool ConstantPoolCacheEntry::is_resolved(Bytecodes::Code code) const { 44 switch (bytecode_number(code)) { 45 case 1: return (bytecode_1() == code); 46 case 2: return (bytecode_2() == code); 47 } 48 return false; // default: not resolved 49 } 50 51 inline Method* ConstantPoolCacheEntry::f2_as_interface_method() const { 52 assert(bytecode_1() == Bytecodes::_invokeinterface, ""); 53 return (Method*)_f2; 54 } 55 56 inline Metadata* ConstantPoolCacheEntry::f1_ord() const { return (Metadata *)OrderAccess::load_acquire(&_f1); } 57 58 inline Method* ConstantPoolCacheEntry::f1_as_method() const { 59 Metadata* f1 = f1_ord(); assert(f1 == NULL || f1->is_method(), ""); 60 return (Method*)f1; 61 } 62 63 inline Klass* ConstantPoolCacheEntry::f1_as_klass() const { 64 Metadata* f1 = f1_ord(); assert(f1 == NULL || f1->is_klass(), ""); 65 return (Klass*)f1; 66 } 67 68 inline bool ConstantPoolCacheEntry::is_f1_null() const { Metadata* f1 = f1_ord(); return f1 == NULL; } 69 70 inline bool ConstantPoolCacheEntry::has_appendix() const { 71 return (!is_f1_null()) && (_flags & (1 << has_appendix_shift)) != 0; 72 } 73 74 inline bool ConstantPoolCacheEntry::has_local_signature() const { 75 return (!is_f1_null()) && (_flags & (1 << has_local_signature_shift)) != 0; 76 } 77 78 inline intx ConstantPoolCacheEntry::flags_ord() const { return (intx)OrderAccess::load_acquire(&_flags); } 79 80 inline bool ConstantPoolCacheEntry::indy_resolution_failed() const { 81 intx flags = flags_ord(); 82 return (flags & (1 << indy_resolution_failed_shift)) != 0; 83 } 84 85 // Constructor 86 inline ConstantPoolCache::ConstantPoolCache(int length, 87 const intStack& inverse_index_map, 88 const intStack& invokedynamic_inverse_index_map, 89 const intStack& invokedynamic_references_map) : 90 _length(length), 91 _constant_pool(NULL) { 92 CDS_JAVA_HEAP_ONLY(_archived_references = 0;) 93 initialize(inverse_index_map, invokedynamic_inverse_index_map, 94 invokedynamic_references_map); 95 for (int i = 0; i < length; i++) { 96 assert(entry_at(i)->is_f1_null(), "Failed to clear?"); 97 } 98 } | 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef SHARE_OOPS_CPCACHE_INLINE_HPP 26 #define SHARE_OOPS_CPCACHE_INLINE_HPP 27 28 #include "oops/cpCache.hpp" 29 #include "oops/oopHandle.inline.hpp" 30 #include "runtime/orderAccess.hpp" 31 32 inline int ConstantPoolCacheEntry::indices_ord() const { return Atomic::load_acquire(&_indices); } 33 34 inline Bytecodes::Code ConstantPoolCacheEntry::bytecode_1() const { 35 return Bytecodes::cast((indices_ord() >> bytecode_1_shift) & bytecode_1_mask); 36 } 37 38 inline Bytecodes::Code ConstantPoolCacheEntry::bytecode_2() const { 39 return Bytecodes::cast((indices_ord() >> bytecode_2_shift) & bytecode_2_mask); 40 } 41 42 // Has this bytecode been resolved? Only valid for invokes and get/put field/static. 43 inline bool ConstantPoolCacheEntry::is_resolved(Bytecodes::Code code) const { 44 switch (bytecode_number(code)) { 45 case 1: return (bytecode_1() == code); 46 case 2: return (bytecode_2() == code); 47 } 48 return false; // default: not resolved 49 } 50 51 inline Method* ConstantPoolCacheEntry::f2_as_interface_method() const { 52 assert(bytecode_1() == Bytecodes::_invokeinterface, ""); 53 return (Method*)_f2; 54 } 55 56 inline Metadata* ConstantPoolCacheEntry::f1_ord() const { return (Metadata *)Atomic::load_acquire(&_f1); } 57 58 inline Method* ConstantPoolCacheEntry::f1_as_method() const { 59 Metadata* f1 = f1_ord(); assert(f1 == NULL || f1->is_method(), ""); 60 return (Method*)f1; 61 } 62 63 inline Klass* ConstantPoolCacheEntry::f1_as_klass() const { 64 Metadata* f1 = f1_ord(); assert(f1 == NULL || f1->is_klass(), ""); 65 return (Klass*)f1; 66 } 67 68 inline bool ConstantPoolCacheEntry::is_f1_null() const { Metadata* f1 = f1_ord(); return f1 == NULL; } 69 70 inline bool ConstantPoolCacheEntry::has_appendix() const { 71 return (!is_f1_null()) && (_flags & (1 << has_appendix_shift)) != 0; 72 } 73 74 inline bool ConstantPoolCacheEntry::has_local_signature() const { 75 return (!is_f1_null()) && (_flags & (1 << has_local_signature_shift)) != 0; 76 } 77 78 inline intx ConstantPoolCacheEntry::flags_ord() const { return (intx)Atomic::load_acquire(&_flags); } 79 80 inline bool ConstantPoolCacheEntry::indy_resolution_failed() const { 81 intx flags = flags_ord(); 82 return (flags & (1 << indy_resolution_failed_shift)) != 0; 83 } 84 85 // Constructor 86 inline ConstantPoolCache::ConstantPoolCache(int length, 87 const intStack& inverse_index_map, 88 const intStack& invokedynamic_inverse_index_map, 89 const intStack& invokedynamic_references_map) : 90 _length(length), 91 _constant_pool(NULL) { 92 CDS_JAVA_HEAP_ONLY(_archived_references = 0;) 93 initialize(inverse_index_map, invokedynamic_inverse_index_map, 94 invokedynamic_references_map); 95 for (int i = 0; i < length; i++) { 96 assert(entry_at(i)->is_f1_null(), "Failed to clear?"); 97 } 98 } |