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1 /* -*- mode: C++; c-basic-offset: 4; tab-width: 4 -*-
2 *
3 * Copyright (c) 2009-2010 Apple Inc. All rights reserved.
4 *
5 * @APPLE_LICENSE_HEADER_START@
6 *
7 * This file contains Original Code and/or Modifications of Original Code
8 * as defined in and that are subject to the Apple Public Source License
9 * Version 2.0 (the 'License'). You may not use this file except in
10 * compliance with the License. Please obtain a copy of the License at
11 * http://www.opensource.apple.com/apsl/ and read it before using this
12 * file.
13 *
14 * The Original Code and all software distributed under the License are
15 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
19 * Please see the License for the specific language governing rights and
20 * limitations under the License.
21 *
22 * @APPLE_LICENSE_HEADER_END@
23 */
24
25 #ifndef __LTO_FILE_H__
26 #define __LTO_FILE_H__
27
28 #include "ld.hpp"
29
30 namespace lto {
31
32 extern const char* version();
33
34 extern bool libLTOisLoaded();
35
36 extern const char* archName(const uint8_t* fileContent, uint64_t fileLength);
37
38 extern bool isObjectFile(const uint8_t* fileContent, uint64_t fileLength, cpu_type_t architecture, cpu_subtype_t subarch);
39
40 extern ld::relocatable::File* parse(const uint8_t* fileContent, uint64_t fileLength,
41 const char* path, time_t modTime,
42 cpu_type_t architecture, cpu_subtype_t subarch, bool logAllFiles);
43
44 struct OptimizeOptions {
45 const char* outputFilePath;
46 const char* tmpObjectFilePath;
47 bool preserveAllGlobals;
48 bool verbose;
49 bool saveTemps;
50 bool pie;
51 bool mainExecutable;
52 bool staticExecutable;
53 bool relocatable;
54 bool allowTextRelocs;
55 bool linkerDeadStripping;
56 cpu_type_t arch;
57 const std::vector<const char*>* llvmOptions;
58 };
59
60 extern bool optimize( const std::vector<const ld::Atom*>& allAtoms,
61 ld::Internal& state,
62 const OptimizeOptions& options,
63 ld::File::AtomHandler& handler,
64 std::vector<const ld::Atom*>& newAtoms,
65 std::vector<const char*>& additionalUndefines);
66
67 } // namespace lto
68
69
70 #endif // __LTO_FILE_H__
71
72