1 /*
   2  * Copyright (c) 2016, 2019, 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_AOT_AOTLOADER_HPP
  25 #define SHARE_AOT_AOTLOADER_HPP
  26 
  27 #include "runtime/globals_extension.hpp"
  28 #include "runtime/handles.hpp"
  29 
  30 class AOTCodeHeap;
  31 class AOTCompiledMethod;
  32 class AOTLib;
  33 class CodeBlob;
  34 template <class T> class GrowableArray;
  35 class InstanceKlass;
  36 class JavaThread;
  37 class Metadata;
  38 class OopClosure;
  39 
  40 class AOTLoader {
  41 private:
  42 #if INCLUDE_AOT
  43   static GrowableArray<AOTCodeHeap*>* _heaps;
  44   static GrowableArray<AOTLib*>* _libraries;
  45 #endif
  46   static void load_library(const char* name, bool exit_on_error);
  47 
  48 public:
  49 #if INCLUDE_AOT
  50   static GrowableArray<AOTCodeHeap*>* heaps();
  51   static GrowableArray<AOTLib*>* libraries();
  52   static int heaps_count();
  53   static int libraries_count();
  54   static void add_heap(AOTCodeHeap *heap);
  55   static void add_library(AOTLib *lib);
  56 #endif
  57   static void initialize() NOT_AOT({ FLAG_SET_ERGO(UseAOT, false); });
  58 
  59   static void universe_init() NOT_AOT_RETURN;
  60   static void set_narrow_oop_shift() NOT_AOT_RETURN;
  61   static void set_narrow_klass_shift() NOT_AOT_RETURN;
  62   static void load_for_klass(InstanceKlass* ik, Thread* thread) NOT_AOT_RETURN;
  63   static uint64_t get_saved_fingerprint(InstanceKlass* ik) NOT_AOT({ return 0; });
  64   static void oops_do(OopClosure* f) NOT_AOT_RETURN;
  65   static void metadata_do(MetadataClosure* f) NOT_AOT_RETURN;
  66   static void mark_evol_dependent_methods(InstanceKlass* dependee) NOT_AOT_RETURN;
  67 
  68   NOT_PRODUCT( static void print_statistics() NOT_AOT_RETURN; )
  69 
  70   static bool reconcile_dynamic_invoke(InstanceKlass* holder, int index, Method* adapter_method, Klass *appendix_klass) NOT_AOT({ return true; });
  71 };
  72 
  73 #endif // SHARE_AOT_AOTLOADER_HPP