1 /* 2 * Copyright (c) 2003, 2012, 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 45 const 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(_mdx); 53 DO(_stack); 54 DO(_msg); 55 DO(_result); 56 DO(_prev_link); 57 DO(_oop_temp); 58 DO(_stack_base); 59 DO(_stack_limit); 60 DO(_monitor_base); 61 DO(_self_link); 62 #undef DO 63 if (addr > (address) &_result && addr < (address) (&_result + 1)) 64 return "_result)"; 65 return NULL; 66 } 67 68 void BytecodeInterpreter::layout_interpreterState(interpreterState istate, 69 frame* caller, 70 frame* current, 71 Method* method, 72 intptr_t* locals, 73 intptr_t* stack, 74 intptr_t* stack_base, 75 intptr_t* monitor_base, 76 intptr_t* frame_bottom, 77 bool is_top_frame) { 78 istate->set_locals(locals); 79 istate->set_method(method); 80 istate->set_self_link(istate); 81 istate->set_prev_link(NULL); 82 // thread will be set by a hacky repurposing of frame::patch_pc() 83 // bcp will be set by vframeArrayElement::unpack_on_stack() 84 istate->set_constants(method->constants()->cache()); 85 istate->set_msg(BytecodeInterpreter::method_resume); 86 istate->set_bcp_advance(0); 87 istate->set_oop_temp(NULL); 88 istate->set_mdx(NULL); 89 if (caller->is_interpreted_frame()) { 90 interpreterState prev = caller->get_interpreterState(); 91 prev->set_callee(method); 92 if (*prev->bcp() == Bytecodes::_invokeinterface) 93 prev->set_bcp_advance(5); 94 else 95 prev->set_bcp_advance(3); 96 } 97 istate->set_callee(NULL); 98 istate->set_monitor_base((BasicObjectLock *) monitor_base); 99 istate->set_stack_base(stack_base); 100 istate->set_stack(stack); 101 istate->set_stack_limit(stack_base - method->max_stack() - 1); 102 } 103 104 #endif // CC_INTERP