1 /* 2 * Copyright (c) 2003, 2016, 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_INLINE_HPP 27 #define CPU_ZERO_VM_FRAME_ZERO_INLINE_HPP 28 29 #include "code/codeCache.hpp" 30 31 // Constructors 32 33 inline frame::frame() { 34 _zeroframe = NULL; 35 _sp = NULL; 36 _pc = NULL; 37 _cb = NULL; 38 _deopt_state = unknown; 39 } 40 41 inline address frame::sender_pc() const { ShouldNotCallThis(); return NULL; } 42 43 inline frame::frame(ZeroFrame* zf, intptr_t* sp) { 44 _zeroframe = zf; 45 _sp = sp; 46 switch (zeroframe()->type()) { 47 case ZeroFrame::ENTRY_FRAME: 48 _pc = StubRoutines::call_stub_return_pc(); 49 _cb = NULL; 50 _deopt_state = not_deoptimized; 51 break; 52 53 case ZeroFrame::INTERPRETER_FRAME: 54 _pc = NULL; 55 _cb = NULL; 56 _deopt_state = not_deoptimized; 57 break; 58 59 case ZeroFrame::FAKE_STUB_FRAME: 60 _pc = NULL; 61 _cb = NULL; 62 _deopt_state = not_deoptimized; 63 break; 64 65 default: 66 ShouldNotReachHere(); 67 } 68 } 69 70 // Accessors 71 72 inline intptr_t* frame::sender_sp() const { 73 return fp() + 1; 74 } 75 76 inline intptr_t* frame::real_fp() const { 77 return fp(); 78 } 79 80 inline intptr_t* frame::link() const { 81 ShouldNotCallThis(); 82 return NULL; 83 } 84 85 #ifdef CC_INTERP 86 inline interpreterState frame::get_interpreterState() const { 87 return zero_interpreterframe()->interpreter_state(); 88 } 89 90 inline intptr_t** frame::interpreter_frame_locals_addr() const { 91 return &(get_interpreterState()->_locals); 92 } 93 94 inline intptr_t* frame::interpreter_frame_bcp_addr() const { 95 return (intptr_t*) &(get_interpreterState()->_bcp); 96 } 97 98 inline ConstantPoolCache** frame::interpreter_frame_cache_addr() const { 99 return &(get_interpreterState()->_constants); 100 } 101 102 inline Method** frame::interpreter_frame_method_addr() const { 103 return &(get_interpreterState()->_method); 104 } 105 106 inline oop* frame::interpreter_frame_mirror_addr() const { 107 return &(get_interpreterState()->_mirror); 108 } 109 110 inline intptr_t* frame::interpreter_frame_mdp_addr() const { 111 return (intptr_t*) &(get_interpreterState()->_mdx); 112 } 113 114 inline intptr_t* frame::interpreter_frame_tos_address() const { 115 return get_interpreterState()->_stack + 1; 116 } 117 118 inline oop* frame::interpreter_frame_temp_oop_addr() const { 119 interpreterState istate = get_interpreterState(); 120 return (oop *)&istate->_oop_temp; 121 } 122 #endif // CC_INTERP 123 124 inline int frame::interpreter_frame_monitor_size() { 125 return BasicObjectLock::size(); 126 } 127 128 inline intptr_t* frame::interpreter_frame_expression_stack() const { 129 intptr_t* monitor_end = (intptr_t*) interpreter_frame_monitor_end(); 130 return monitor_end - 1; 131 } 132 133 // Return a unique id for this frame. The id must have a value where 134 // we can distinguish identity and younger/older relationship. NULL 135 // represents an invalid (incomparable) frame. 136 inline intptr_t* frame::id() const { 137 return fp(); 138 } 139 140 inline JavaCallWrapper** frame::entry_frame_call_wrapper_addr() const { 141 return zero_entryframe()->call_wrapper(); 142 } 143 144 inline void frame::set_saved_oop_result(RegisterMap* map, oop obj) { 145 ShouldNotCallThis(); 146 } 147 148 inline oop frame::saved_oop_result(RegisterMap* map) const { 149 ShouldNotCallThis(); 150 return NULL; 151 } 152 153 inline bool frame::is_older(intptr_t* id) const { 154 ShouldNotCallThis(); 155 return false; 156 } 157 158 inline intptr_t* frame::entry_frame_argument_at(int offset) const { 159 ShouldNotCallThis(); 160 return NULL; 161 } 162 163 inline intptr_t* frame::unextended_sp() const { 164 return (intptr_t *) -1; 165 } 166 167 #endif // CPU_ZERO_VM_FRAME_ZERO_INLINE_HPP