1 /* 2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. 3 * Copyright 2007, 2008, 2009, 2010 Red Hat, Inc. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 * 24 */ 25 26 #ifndef CPU_ZERO_VM_FRAME_ZERO_HPP 27 #define CPU_ZERO_VM_FRAME_ZERO_HPP 28 29 #include "runtime/synchronizer.hpp" 30 #include "utilities/top.hpp" 31 32 // A frame represents a physical stack frame on the Zero stack. 33 34 public: 35 enum { 36 pc_return_offset = 0 37 }; 38 39 // Constructor 40 public: 41 frame(ZeroFrame* zeroframe, intptr_t* sp); 42 43 private: 44 ZeroFrame* _zeroframe; 45 46 public: 47 const ZeroFrame *zeroframe() const { 48 return _zeroframe; 49 } 50 51 intptr_t* fp() const { 52 return (intptr_t *) zeroframe(); 53 } 54 55 #ifdef CC_INTERP 56 inline interpreterState get_interpreterState() const; 57 #endif // CC_INTERP 58 59 public: 60 const EntryFrame *zero_entryframe() const { 61 return zeroframe()->as_entry_frame(); 62 } 63 const InterpreterFrame *zero_interpreterframe() const { 64 return zeroframe()->as_interpreter_frame(); 65 } 66 const SharkFrame *zero_sharkframe() const { 67 return zeroframe()->as_shark_frame(); 68 } 69 70 public: 71 bool is_fake_stub_frame() const; 72 73 public: 74 frame sender_for_nonentry_frame(RegisterMap* map) const; 75 76 public: 77 void zero_print_on_error(int index, 78 outputStream* st, 79 char* buf, 80 int buflen) const; 81 82 #endif // CPU_ZERO_VM_FRAME_ZERO_HPP