1 /*
   2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  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 #ifndef SHARE_VM_OOPS_VALUEKLASS_INLINE_HPP
  25 #define SHARE_VM_OOPS_VALUEKLASS_INLINE_HPP
  26 
  27 #include "memory/iterator.hpp"
  28 #include "oops/klass.hpp"
  29 #include "oops/valueArrayKlass.hpp"
  30 #include "oops/oop.inline.hpp"
  31 #include "oops/valueKlass.hpp"
  32 #include "utilities/macros.hpp"
  33 
  34 template <typename T, class OopClosureType>
  35 void ValueKlass::oop_iterate_specialized(const address oop_addr, OopClosureType* closure) {
  36   OopMapBlock* map = start_of_nonstatic_oop_maps();
  37   OopMapBlock* const end_map = map + nonstatic_oop_map_count();
  38 
  39   for (; map < end_map; map++) {
  40     T* p = (T*) (oop_addr + map->offset());
  41     T* const end = p + map->count();
  42     for (; p < end; ++p) {
  43       Devirtualizer::do_oop(closure, p);
  44     }
  45   }
  46 }
  47 
  48 template <typename T, class OopClosureType>
  49 inline void ValueKlass::oop_iterate_specialized_bounded(const address oop_addr, OopClosureType* closure, void* lo, void* hi) {
  50   OopMapBlock* map = start_of_nonstatic_oop_maps();
  51   OopMapBlock* const end_map = map + nonstatic_oop_map_count();
  52 
  53   T* const l   = (T*) lo;
  54   T* const h   = (T*) hi;
  55 
  56   for (; map < end_map; map++) {
  57     T* p = (T*) (oop_addr + map->offset());
  58     T* end = p + map->count();
  59     if (p < l) {
  60       p = l;
  61     }
  62     if (end > h) {
  63       end = h;
  64     }
  65     for (; p < end; ++p) {
  66       Devirtualizer::do_oop(closure, p);
  67     }
  68   }
  69 }
  70 
  71 
  72 #endif // SHARE_VM_OOPS_VALUEKLASS_INLINE_HPP