| /* |
| * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #include "precompiled.hpp" |
| #include "code/debugInfoRec.hpp" |
| #include "code/nmethod.hpp" |
| #include "code/pcDesc.hpp" |
| #include "code/scopeDesc.hpp" |
| #include "memory/resourceArea.hpp" |
| |
| PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC |
| |
| PcDesc::PcDesc(int pc_offset, int scope_decode_offset, int obj_decode_offset) { |
| _pc_offset = pc_offset; |
| _scope_decode_offset = scope_decode_offset; |
| _obj_decode_offset = obj_decode_offset; |
| _flags = 0; |
| } |
| |
| address PcDesc::real_pc(const nmethod* code) const { |
| return code->code_begin() + pc_offset(); |
| } |
| |
| void PcDesc::print(nmethod* code) { |
| #ifndef PRODUCT |
| ResourceMark rm; |
| tty->print_cr("PcDesc(pc=0x%lx offset=%x bits=%x):", real_pc(code), pc_offset(), _flags); |
| |
| if (scope_decode_offset() == DebugInformationRecorder::serialized_null) { |
| return; |
| } |
| |
| for (ScopeDesc* sd = code->scope_desc_at(real_pc(code)); |
| sd != NULL; |
| sd = sd->sender()) { |
| sd->print_on(tty); |
| } |
| #endif |
| } |
| |
| bool PcDesc::verify(nmethod* code) { |
| //Unimplemented(); |
| return true; |
| } |