Mercurial > hg > graal-compiler
view src/share/vm/utilities/decoder.cpp @ 3837:43f9d800f276
7066339: Tiered: policy should make consistent decisions about osr levels
Summary: Added feedback disabling flag to common(), fixed handling of TieredStopAtLevel.
Reviewed-by: kvn, never
author | iveresov |
---|---|
date | Wed, 20 Jul 2011 18:04:17 -0700 |
parents | 2d4762ec74af |
children | f08d439fab8c |
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/* * Copyright (c) 1997, 2010, 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 "prims/jvm.h" #include "utilities/decoder.hpp" Decoder::decoder_status Decoder::_decoder_status = Decoder::no_error; bool Decoder::_initialized = false; #ifndef _WINDOWS // Implementation of common functionalities among Solaris and Linux #include "utilities/elfFile.hpp" ElfFile* Decoder::_opened_elf_files = NULL; bool Decoder::can_decode_C_frame_in_vm() { return true; } void Decoder::initialize() { _initialized = true; } void Decoder::uninitialize() { if (_opened_elf_files != NULL) { delete _opened_elf_files; _opened_elf_files = NULL; } _initialized = false; } Decoder::decoder_status Decoder::decode(address addr, const char* filepath, char *buf, int buflen, int *offset) { if (_decoder_status != no_error) { return _decoder_status; } ElfFile* file = get_elf_file(filepath); if (_decoder_status != no_error) { return _decoder_status; } const char* symbol = file->decode(addr, offset); if (file->get_status() == out_of_memory) { _decoder_status = out_of_memory; return _decoder_status; } else if (symbol != NULL) { if (!demangle(symbol, buf, buflen)) { jio_snprintf(buf, buflen, "%s", symbol); } return no_error; } else { return symbol_not_found; } } ElfFile* Decoder::get_elf_file(const char* filepath) { if (_decoder_status != no_error) { return NULL; } ElfFile* file = _opened_elf_files; while (file != NULL) { if (file->same_elf_file(filepath)) { return file; } file = file->m_next; } file = new ElfFile(filepath); if (file == NULL) { _decoder_status = out_of_memory; } if (_opened_elf_files != NULL) { file->m_next = _opened_elf_files; } _opened_elf_files = file; return file; } #endif