1 /* 2 * Copyright (c) 1997, 2022, 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 25 #ifndef SHARE_INTERPRETER_CPPINTERPRETERGENERATOR_HPP 26 #define SHARE_INTERPRETER_CPPINTERPRETERGENERATOR_HPP 27 28 // This file contains the platform-independent parts 29 // of the Zero interpreter generator. 30 31 # include "entry_zero.hpp" 32 // # include "interpreter/interp_masm.hpp" 33 34 class ZeroInterpreterGenerator: public AbstractInterpreterGenerator { 35 36 private: 37 void generate_all(); 38 39 address generate_slow_signature_handler(); 40 41 address generate_method_entry(AbstractInterpreter::MethodKind kind); 42 address generate_normal_entry(bool synchronized, bool runtime_upcalls); 43 address generate_native_entry(bool synchronized, bool runtime_upcalls); 44 address generate_abstract_entry(); 45 address generate_math_entry(AbstractInterpreter::MethodKind kind); 46 address generate_empty_entry(); 47 address generate_getter_entry(); 48 address generate_setter_entry(); 49 address generate_Reference_get_entry(); 50 51 public: 52 ZeroInterpreterGenerator(); 53 54 protected: 55 MacroAssembler* assembler() const { 56 return _masm; 57 } 58 59 public: 60 static address generate_entry_impl(MacroAssembler* masm, address entry_point) { 61 ZeroEntry *entry = (ZeroEntry *) masm->pc(); 62 masm->advance(sizeof(ZeroEntry)); 63 entry->set_entry_point(entry_point); 64 return (address) entry; 65 } 66 67 protected: 68 address generate_entry(address entry_point) { 69 return generate_entry_impl(assembler(), entry_point); 70 } 71 }; 72 73 #endif // SHARE_INTERPRETER_CPPINTERPRETERGENERATOR_HPP