jint ConstantPool::name_and_type_at(int index JVM_TRAPS) const {
int offset = offset_from_checked_index(index JVM_ZCHECK_0(offset));
cp_check_0(ConstantTag::is_name_and_type(tag_value_at(index)));
int result = int_field(offset);
GUARANTEE(result != 0, "sanity for JVM_ZCHECK");
return result;
}
ReturnOop ConstantPool::resolved_klass_at(int index JVM_TRAPS) const {
int offset = offset_from_checked_index(index JVM_ZCHECK_0(offset));
cp_check_0(ConstantTag::is_resolved_klass(tag_value_at(index)));
return Universe::class_from_id(int_field(offset));
}
GUARANTEE(Synchronizer::is_locked_by(obj, thread), "Sanity check");
}
static int local_rand() {
static unsigned int state = 0x23451921;
const unsigned int multiplier = 0xDEECE66DL;
const unsigned int addend = 0xBL;
state = state * multiplier + addend;
return (int)state;
}
jint Synchronizer::hash_code(JavaOop* obj JVM_TRAPS) {
if (obj->klass() == _interned_string_near_addr) {
JavaOop::Raw new_obj = get_lock_object_ref(obj, Thread::current(), false
JVM_ZCHECK_0(new_obj));
GUARANTEE(!obj->is_null(), "lock object is null!");
*obj = new_obj;
}
JavaNear::Raw java_near = obj->klass();
// Check if hash has been computed
if (!java_near().has_hash()) {
UsingFastOops fast_oops;
bool is_locked = java_near().is_locked();
JavaClass::Fast c = java_near().klass();
// Create a new near.
java_near = Universe::new_java_near(&c JVM_CHECK_0);
// use a pseudo-random 32-bit number as the hash value
jint new_hash;
