Fri, 05 Oct 2012 18:57:10 -0700
7177003: C1: LogCompilation support
Summary: add LogCompilation support in C1 - both client and tiered mode.
Reviewed-by: twisti, kvn
1 /*
2 * Copyright (c) 1997, 2011, 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 */
25 #ifndef SHARE_VM_UTILITIES_ELF_STRING_TABLE_HPP
26 #define SHARE_VM_UTILITIES_ELF_STRING_TABLE_HPP
28 #if !defined(_WINDOWS) && !defined(__APPLE__)
30 #include "memory/allocation.hpp"
31 #include "utilities/decoder.hpp"
32 #include "utilities/elfFile.hpp"
35 // The string table represents a string table section in an elf file.
36 // Whenever there is enough memory, it will load whole string table as
37 // one blob. Otherwise, it will load string from file when requested.
38 class ElfStringTable: CHeapObj<mtInternal> {
39 friend class ElfFile;
40 public:
41 ElfStringTable(FILE* file, Elf_Shdr shdr, int index);
42 ~ElfStringTable();
44 // section index
45 int index() { return m_index; };
47 // get string at specified offset
48 bool string_at(int offset, char* buf, int buflen);
50 // get status code
51 NullDecoder::decoder_status get_status() { return m_status; };
53 protected:
54 ElfStringTable* m_next;
56 // section index
57 int m_index;
59 // holds complete string table if can
60 // allocate enough memory
61 const char* m_table;
63 // file contains string table
64 FILE* m_file;
66 // section header
67 Elf_Shdr m_shdr;
69 // error code
70 NullDecoder::decoder_status m_status;
71 };
73 #endif // _WINDOWS and _APPLE
75 #endif // SHARE_VM_UTILITIES_ELF_STRING_TABLE_HPP