1 /* 2 * Copyright (c) 2016, 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 AOTLib; 32 class CodeBlob; 33 template <class T> class GrowableArray; 34 class InstanceKlass; 35 class JavaThread; 36 class Metadata; 37 class OopClosure; 38 39 class AOTLoader { 40 private: 41 #if INCLUDE_AOT 42 static GrowableArray<AOTCodeHeap*>* _heaps; 43 static GrowableArray<AOTLib*>* _libraries; 44 #endif 45 static void load_library(const char* name, bool exit_on_error); 46 47 public: 48 #if INCLUDE_AOT 49 static GrowableArray<AOTCodeHeap*>* heaps(); 50 static GrowableArray<AOTLib*>* libraries(); 51 static int heaps_count(); 52 static int libraries_count(); 53 static void add_heap(AOTCodeHeap *heap); 54 static void add_library(AOTLib *lib); 55 #endif 56 static void initialize() NOT_AOT({ FLAG_SET_ERGO(bool, UseAOT, false); }); 57 58 static void universe_init() NOT_AOT_RETURN; 59 static void set_narrow_klass_shift() NOT_AOT_RETURN; 60 static bool contains(address p) NOT_AOT({ return false; }); 61 static void load_for_klass(InstanceKlass* ik, Thread* thread) NOT_AOT_RETURN; 62 static bool find_klass(InstanceKlass* ik) NOT_AOT({ return false; }); 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(void f(Metadata*)) NOT_AOT_RETURN; 66 static address exception_begin(JavaThread* thread, CodeBlob* blob, address return_address) NOT_AOT({ return NULL; }); 67 68 NOT_PRODUCT( static void print_statistics() NOT_AOT_RETURN; ) 69 70 #ifdef HOTSWAP 71 // Flushing and deoptimization in case of evolution 72 static void flush_evol_dependents_on(InstanceKlass* dependee) NOT_AOT_RETURN; 73 #endif // HOTSWAP 74 75 }; 76 77 #endif // SHARE_VM_AOT_AOTLOADER_HPP