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 #include "ci/ciEnv.hpp"
 26 #include "ci/ciType.hpp"
 27 #include "ci/ciUtilities.inline.hpp"
 28 #include "memory/resourceArea.hpp"
 29 #include "memory/universe.hpp"
 30 #include "oops/oop.inline.hpp"
 31 
 32 ciType* ciType::_basic_types[T_CONFLICT+1];
 33 
 34 // ciType
 35 //
 36 // This class represents a Java reference or primitive type.
 37 
 38 // ------------------------------------------------------------------
 39 // ciType::ciType
 40 //
 41 ciType::ciType(BasicType basic_type) : ciMetadata() {
 42   assert(basic_type >= T_BOOLEAN && basic_type <= T_CONFLICT, "range check");
 43   _basic_type = basic_type;
 44 }
 45 
 46 ciType::ciType(Klass* k) : ciMetadata(k) {
 47   _basic_type = k->is_array_klass() ? T_ARRAY : T_OBJECT;
 48 }
 49 
 50 
 51 // ------------------------------------------------------------------
 52 // ciType::is_subtype_of
 53 //
 54 bool ciType::is_subtype_of(ciType* type) {
 55   if (this == type)  return true;
 56   if (is_klass() && type->is_klass())

123 // ciReturnAddress::ciReturnAddress
124 //
125 ciReturnAddress::ciReturnAddress(int bci) : ciType(T_ADDRESS) {
126   assert(0 <= bci, "bci cannot be negative");
127   _bci = bci;
128 }
129 
130 // ------------------------------------------------------------------
131 // ciReturnAddress::print_impl
132 //
133 // Implementation of the print method.
134 void ciReturnAddress::print_impl(outputStream* st) {
135   st->print(" bci=%d", _bci);
136 }
137 
138 // ------------------------------------------------------------------
139 // ciReturnAddress::make
140 ciReturnAddress* ciReturnAddress::make(int bci) {
141   GUARDED_VM_ENTRY(return CURRENT_ENV->get_return_address(bci);)
142 }

 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 #include "ci/ciEnv.hpp"
 26 #include "ci/ciType.hpp"
 27 #include "ci/ciUtilities.inline.hpp"
 28 #include "memory/resourceArea.hpp"
 29 #include "memory/universe.hpp"
 30 #include "oops/oop.inline.hpp"
 31 
 32 ciType* ciType::_basic_types[T_CONFLICT+1];
 33 
 34 // ciType
 35 //
 36 // This class represents a Java reference, inline type or primitive type.
 37 
 38 // ------------------------------------------------------------------
 39 // ciType::ciType
 40 //
 41 ciType::ciType(BasicType basic_type) : ciMetadata() {
 42   assert(basic_type >= T_BOOLEAN && basic_type <= T_CONFLICT, "range check");
 43   _basic_type = basic_type;
 44 }
 45 
 46 ciType::ciType(Klass* k) : ciMetadata(k) {
 47   _basic_type = k->is_array_klass() ? T_ARRAY : T_OBJECT;
 48 }
 49 
 50 
 51 // ------------------------------------------------------------------
 52 // ciType::is_subtype_of
 53 //
 54 bool ciType::is_subtype_of(ciType* type) {
 55   if (this == type)  return true;
 56   if (is_klass() && type->is_klass())

123 // ciReturnAddress::ciReturnAddress
124 //
125 ciReturnAddress::ciReturnAddress(int bci) : ciType(T_ADDRESS) {
126   assert(0 <= bci, "bci cannot be negative");
127   _bci = bci;
128 }
129 
130 // ------------------------------------------------------------------
131 // ciReturnAddress::print_impl
132 //
133 // Implementation of the print method.
134 void ciReturnAddress::print_impl(outputStream* st) {
135   st->print(" bci=%d", _bci);
136 }
137 
138 // ------------------------------------------------------------------
139 // ciReturnAddress::make
140 ciReturnAddress* ciReturnAddress::make(int bci) {
141   GUARDED_VM_ENTRY(return CURRENT_ENV->get_return_address(bci);)
142 }
143 
144 ciWrapper::ciWrapper(ciType* type, int properties)
145     : ciType(type->basic_type()),
146       _type(type),
147       _properties(properties) {
148   assert(!type->is_wrapper(), "Thou shall not double wrap!");
149   assert(type->is_inlinetype()
150              // An abstract value type is an instance_klass
151              || (type->is_instance_klass() && !type->as_instance_klass()->flags().is_identity())
152              // An unloaded inline type is an instance_klass (see ciEnv::get_klass_by_name_impl())
153              || (type->is_instance_klass() && !type->is_loaded()),
154          "should only be used for inline types");
155 }