1 /*
   2  * Copyright (c) 2018, 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 #include "precompiled.hpp"
  25 #include "gc/z/zBarrier.inline.hpp"
  26 #include "gc/z/zBarrierSetRuntime.hpp"
  27 #include "runtime/interfaceSupport.inline.hpp"
  28 
  29 JRT_LEAF(oopDesc*, ZBarrierSetRuntime::load_barrier_on_oop_field_preloaded(oopDesc* o, oop* p))
  30   return ZBarrier::load_barrier_on_oop_field_preloaded(p, o);
  31 JRT_END
  32 
  33 JRT_LEAF(oopDesc*, ZBarrierSetRuntime::load_barrier_on_weak_oop_field_preloaded(oopDesc* o, oop* p))
  34   return ZBarrier::load_barrier_on_weak_oop_field_preloaded(p, o);
  35 JRT_END
  36 
  37 JRT_LEAF(oopDesc*, ZBarrierSetRuntime::load_barrier_on_phantom_oop_field_preloaded(oopDesc* o, oop* p))
  38   return ZBarrier::load_barrier_on_phantom_oop_field_preloaded(p, o);
  39 JRT_END
  40 
  41 JRT_LEAF(void, ZBarrierSetRuntime::load_barrier_on_oop_array(oop* p, size_t length))
  42   ZBarrier::load_barrier_on_oop_array(p, length);
  43 JRT_END
  44 
  45 address ZBarrierSetRuntime::load_barrier_on_oop_field_preloaded_addr(DecoratorSet decorators) {
  46   if (decorators & ON_PHANTOM_OOP_REF) {
  47     return load_barrier_on_phantom_oop_field_preloaded_addr();
  48   } else if (decorators & ON_WEAK_OOP_REF) {
  49     return load_barrier_on_weak_oop_field_preloaded_addr();
  50   } else {
  51     return load_barrier_on_oop_field_preloaded_addr();
  52   }
  53 }
  54 
  55 address ZBarrierSetRuntime::load_barrier_on_oop_field_preloaded_addr() {
  56   return reinterpret_cast<address>(load_barrier_on_oop_field_preloaded);
  57 }
  58 
  59 address ZBarrierSetRuntime::load_barrier_on_weak_oop_field_preloaded_addr() {
  60   return reinterpret_cast<address>(load_barrier_on_weak_oop_field_preloaded);
  61 }
  62 
  63 address ZBarrierSetRuntime::load_barrier_on_phantom_oop_field_preloaded_addr() {
  64   return reinterpret_cast<address>(load_barrier_on_phantom_oop_field_preloaded);
  65 }
  66 
  67 address ZBarrierSetRuntime::load_barrier_on_oop_array_addr() {
  68   return reinterpret_cast<address>(load_barrier_on_oop_array);
  69 }