1/* 2 * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved. 3 * Copyright 2008 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#include "precompiled.hpp" 27#include "asm/assembler.hpp" 28#include "interpreter/bytecodeInterpreter.hpp" 29#include "interpreter/bytecodeInterpreter.inline.hpp" 30#include "interpreter/interpreter.hpp" 31#include "interpreter/interpreterRuntime.hpp" 32#include "oops/methodData.hpp" 33#include "oops/method.hpp" 34#include "oops/oop.inline.hpp" 35#include "runtime/deoptimization.hpp" 36#include "runtime/frame.inline.hpp" 37#include "runtime/sharedRuntime.hpp" 38#include "runtime/stubRoutines.hpp" 39#include "runtime/synchronizer.hpp" 40#include "runtime/vframeArray.hpp" 41#include "utilities/debug.hpp" 42 43#ifdef CC_INTERP 44 45const char *BytecodeInterpreter::name_of_field_at_address(address addr) { 46#define DO(member) {if (addr == (address) &(member)) return XSTR(member);} 47 DO(_thread); 48 DO(_bcp); 49 DO(_locals); 50 DO(_constants); 51 DO(_method); 52 DO(_mirror); 53 DO(_mdx); 54 DO(_stack); 55 DO(_msg); 56 DO(_result); 57 DO(_prev_link); 58 DO(_oop_temp); 59 DO(_stack_base); 60 DO(_stack_limit); 61 DO(_monitor_base); 62 DO(_self_link); 63#undef DO 64 if (addr > (address) &_result && addr < (address) (&_result + 1)) 65 return "_result)"; 66 return NULL; 67} 68 69void BytecodeInterpreter::layout_interpreterState(interpreterState istate, 70 frame* caller, 71 frame* current, 72 Method* method, 73 intptr_t* locals, 74 intptr_t* stack, 75 intptr_t* stack_base, 76 intptr_t* monitor_base, 77 intptr_t* frame_bottom, 78 bool is_top_frame) { 79 istate->set_locals(locals); 80 istate->set_method(method); 81 istate->set_mirror(method->method_holder()->java_mirror()); 82 istate->set_self_link(istate); 83 istate->set_prev_link(NULL); 84 // thread will be set by a hacky repurposing of frame::patch_pc() 85 // bcp will be set by vframeArrayElement::unpack_on_stack() 86 istate->set_constants(method->constants()->cache()); 87 istate->set_msg(BytecodeInterpreter::method_resume); 88 istate->set_bcp_advance(0); 89 istate->set_oop_temp(NULL); 90 istate->set_mdx(NULL); 91 if (caller->is_interpreted_frame()) { 92 interpreterState prev = caller->get_interpreterState(); 93 prev->set_callee(method); 94 if (*prev->bcp() == Bytecodes::_invokeinterface) 95 prev->set_bcp_advance(5); 96 else 97 prev->set_bcp_advance(3); 98 } 99 istate->set_callee(NULL); 100 istate->set_monitor_base((BasicObjectLock *) monitor_base); 101 istate->set_stack_base(stack_base); 102 istate->set_stack(stack); 103 istate->set_stack_limit(stack_base - method->max_stack() - 1); 104} 105 106#endif // CC_INTERP 107