Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/code/pcDesc.cpp
src/share/vm/code/pcDesc.cpp
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- f90c822e73f8
- child 6876
- 710a3c8b516e
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| 1 /* | |
| 2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 #include "precompiled.hpp" | |
| 26 #include "code/debugInfoRec.hpp" | |
| 27 #include "code/nmethod.hpp" | |
| 28 #include "code/pcDesc.hpp" | |
| 29 #include "code/scopeDesc.hpp" | |
| 30 #include "memory/resourceArea.hpp" | |
| 31 | |
| 32 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC | |
| 33 | |
| 34 PcDesc::PcDesc(int pc_offset, int scope_decode_offset, int obj_decode_offset) { | |
| 35 _pc_offset = pc_offset; | |
| 36 _scope_decode_offset = scope_decode_offset; | |
| 37 _obj_decode_offset = obj_decode_offset; | |
| 38 _flags = 0; | |
| 39 } | |
| 40 | |
| 41 address PcDesc::real_pc(const nmethod* code) const { | |
| 42 return code->code_begin() + pc_offset(); | |
| 43 } | |
| 44 | |
| 45 void PcDesc::print(nmethod* code) { | |
| 46 #ifndef PRODUCT | |
| 47 ResourceMark rm; | |
| 48 tty->print_cr("PcDesc(pc=0x%lx offset=%x bits=%x):", real_pc(code), pc_offset(), _flags); | |
| 49 | |
| 50 if (scope_decode_offset() == DebugInformationRecorder::serialized_null) { | |
| 51 return; | |
| 52 } | |
| 53 | |
| 54 for (ScopeDesc* sd = code->scope_desc_at(real_pc(code)); | |
| 55 sd != NULL; | |
| 56 sd = sd->sender()) { | |
| 57 tty->print(" "); | |
| 58 sd->method()->print_short_name(tty); | |
| 59 tty->print(" @%d", sd->bci()); | |
| 60 if (sd->should_reexecute()) | |
| 61 tty->print(" reexecute=true"); | |
| 62 tty->cr(); | |
| 63 } | |
| 64 #endif | |
| 65 } | |
| 66 | |
| 67 bool PcDesc::verify(nmethod* code) { | |
| 68 //Unimplemented(); | |
| 69 return true; | |
| 70 } |
