28 #include "ci/ciUtilities.hpp" 29 #include "classfile/systemDictionary.hpp" 30 #include "memory/resourceArea.hpp" 31 #include "oops/oop.inline.hpp" 32 33 ciType* ciType::_basic_types[T_CONFLICT+1]; 34 35 // ciType 36 // 37 // This class represents either a class (T_OBJECT), array (T_ARRAY), 38 // or one of the primitive types such as T_INT. 39 40 // ------------------------------------------------------------------ 41 // ciType::ciType 42 // 43 ciType::ciType(BasicType basic_type) : ciMetadata() { 44 assert(basic_type >= T_BOOLEAN && basic_type <= T_CONFLICT, "range check"); 45 _basic_type = basic_type; 46 } 47 48 ciType::ciType(KlassHandle k) : ciMetadata(k()) { 49 _basic_type = k()->is_array_klass() ? T_ARRAY : T_OBJECT; 50 } 51 52 53 // ------------------------------------------------------------------ 54 // ciType::is_subtype_of 55 // 56 bool ciType::is_subtype_of(ciType* type) { 57 if (this == type) return true; 58 if (is_klass() && type->is_klass()) 59 return this->as_klass()->is_subtype_of(type->as_klass()); 60 return false; 61 } 62 63 // ------------------------------------------------------------------ 64 // ciType::name 65 // 66 // Return the name of this type 67 const char* ciType::name() { 68 if (is_primitive_type()) { 69 return type2name(basic_type()); | 28 #include "ci/ciUtilities.hpp" 29 #include "classfile/systemDictionary.hpp" 30 #include "memory/resourceArea.hpp" 31 #include "oops/oop.inline.hpp" 32 33 ciType* ciType::_basic_types[T_CONFLICT+1]; 34 35 // ciType 36 // 37 // This class represents either a class (T_OBJECT), array (T_ARRAY), 38 // or one of the primitive types such as T_INT. 39 40 // ------------------------------------------------------------------ 41 // ciType::ciType 42 // 43 ciType::ciType(BasicType basic_type) : ciMetadata() { 44 assert(basic_type >= T_BOOLEAN && basic_type <= T_CONFLICT, "range check"); 45 _basic_type = basic_type; 46 } 47 48 ciType::ciType(Klass* k) : ciMetadata(k) { 49 _basic_type = k->is_array_klass() ? T_ARRAY : T_OBJECT; 50 } 51 52 53 // ------------------------------------------------------------------ 54 // ciType::is_subtype_of 55 // 56 bool ciType::is_subtype_of(ciType* type) { 57 if (this == type) return true; 58 if (is_klass() && type->is_klass()) 59 return this->as_klass()->is_subtype_of(type->as_klass()); 60 return false; 61 } 62 63 // ------------------------------------------------------------------ 64 // ciType::name 65 // 66 // Return the name of this type 67 const char* ciType::name() { 68 if (is_primitive_type()) { 69 return type2name(basic_type()); |