doubleKlass.cpp

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/* Copyright 1994, 1995 LongView Technologies L.L.C. $Revision: 1.28 $ */
/* Copyright (c) 2006, Sun Microsystems, Inc.
All rights reserved.

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# include "incls/_precompiled.incl"
# include "incls/_doubleKlass.cpp.incl"

oop doubleKlass::allocateObject() {
  assert(!can_inline_allocation(), "using nonstandard allocation");
  // allocate
  doubleOop obj = as_doubleOop(Universe::allocate(doubleOopDesc::object_size(), (memOop*)&doubleKlassObj));
  // header
  memOop(obj)->initialize_header(false, doubleKlassObj);
  obj->set_value(0.0);
  return obj;
}

klassOop doubleKlass::create_subclass(mixinOop mixin, Format format) {
  return NULL;
}

void set_doubleKlass_vtbl(Klass* k) {
  doubleKlass o;
  k->set_vtbl_value(o.vtbl_value());
}

void doubleKlass::oop_short_print_on(oop obj, outputStream* st) {
  assert_double(obj, "obj must be double");
  st->print("%1.10gd ", doubleOop(obj)->value());
  oop_print_value_on(obj, st);
}

void doubleKlass::oop_print_value_on(oop obj, outputStream* st) {
  assert_double(obj, "obj must be double");
  st->print("%1.10gd", doubleOop(obj)->value());
}

// since klass is tenured scavenge operations are empty.
int doubleKlass::oop_scavenge_contents(oop obj) {
  return doubleOopDesc::object_size();
}

int doubleKlass::oop_scavenge_tenured_contents(oop obj) {
  return doubleOopDesc::object_size();
}

void doubleKlass::oop_follow_contents(oop obj) {
  memOop(obj)->follow_header(); 
}

void doubleKlass::oop_layout_iterate(oop obj, ObjectLayoutClosure* blk) {
  memOop(obj)->layout_iterate_header(blk);
  blk->do_double("value", &doubleOop(obj)->addr()->_value);
}

void doubleKlass::oop_oop_iterate(oop obj, OopClosure* blk) {
  memOop(obj)->oop_iterate_header(blk);
}

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