1 /* 2 * Copyright (c) 2016, 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_AOT_AOTLOADER_HPP 25 #define SHARE_VM_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(bool, 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 bool contains(address p) NOT_AOT({ return false; }); 63 static void load_for_klass(InstanceKlass* ik, Thread* thread) NOT_AOT_RETURN; 64 static bool find_klass(InstanceKlass* ik) NOT_AOT({ return false; }); 65 static uint64_t get_saved_fingerprint(InstanceKlass* ik) NOT_AOT({ return 0; }); 66 static void oops_do(OopClosure* f) NOT_AOT_RETURN; 67 static void metadata_do(void f(Metadata*)) NOT_AOT_RETURN; 68 69 NOT_PRODUCT( static void print_statistics() NOT_AOT_RETURN; ) 70 71 #ifdef HOTSWAP 72 // Flushing and deoptimization in case of evolution 73 static void flush_evol_dependents_on(InstanceKlass* dependee) NOT_AOT_RETURN; 74 #endif // HOTSWAP 75 76 static bool reconcile_dynamic_invoke(InstanceKlass* holder, int index, Method* adapter_method, Klass *appendix_klass) NOT_AOT({ return true; }); 77 }; 78 79 #endif // SHARE_VM_AOT_AOTLOADER_HPP