Mercurial > hg > graal-jvmci-8
diff src/share/vm/utilities/decoder_elf.hpp @ 4803:d7e3846464d0
7071311: Decoder enhancement
Summary: Made decoder thread-safe
Reviewed-by: coleenp, kamg
author | zgu |
---|---|
date | Tue, 17 Jan 2012 13:08:52 -0500 |
parents | |
children | db006a85bf91 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/vm/utilities/decoder_elf.hpp Tue Jan 17 13:08:52 2012 -0500 @@ -0,0 +1,55 @@ +/* + * Copyright (c) 2011, 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. + * + */ + +#ifndef SHARE_VM_UTILITIES_DECODER_ELF_HPP +#define SHARE_VM_UTILITIES_DECODER_ELF_HPP + +#if !defined(_WINDOWS) && !defined(__APPLE__) + +#include "utilities/decoder.hpp" +#include "utilities/elfFile.hpp" + +class ElfDecoder: public NullDecoder { + +public: + ElfDecoder() { + _opened_elf_files = NULL; + _decoder_status = no_error; + } + ~ElfDecoder(); + + bool can_decode_C_frame_in_vm() const { return true; } + + bool demangle(const char* symbol, char *buf, int buflen); + bool decode(address addr, char *buf, int buflen, int* offset, const char* filepath = NULL); + +private: + ElfFile* get_elf_file(const char* filepath); + +private: + ElfFile* _opened_elf_files; +}; + +#endif +#endif // SHARE_VM_UTILITIES_DECODER_ELF_HPP