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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
30namespace lto {
31
32extern const char* version();
33
34extern bool libLTOisLoaded();
35
36extern const char* archName(const uint8_t* fileContent, uint64_t fileLength);
37
38extern bool isObjectFile(const uint8_t* fileContent, uint64_t fileLength, cpu_type_t architecture, cpu_subtype_t subarch);
39
40extern ld::relocatable::File* parse(const uint8_t* fileContent, uint64_t fileLength,
b1f7435d 41 const char* path, time_t modTime, ld::File::Ordinal ordinal,
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42 cpu_type_t architecture, cpu_subtype_t subarch, bool logAllFiles,
43 bool verboseOptimizationHints);
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44
45struct OptimizeOptions {
46 const char* outputFilePath;
47 const char* tmpObjectFilePath;
ebf6f434 48 bool preserveAllGlobals;
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49 bool verbose;
50 bool saveTemps;
eaf282aa 51 bool ltoCodegenOnly;
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52 bool pie;
53 bool mainExecutable;
54 bool staticExecutable;
55 bool relocatable;
56 bool allowTextRelocs;
57 bool linkerDeadStripping;
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58 bool needsUnwindInfoSection;
59 bool keepDwarfUnwind;
9543cb2f 60 bool verboseOptimizationHints;
ba348e21 61 bool armUsesZeroCostExceptions;
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62 bool simulator;
63 bool ignoreMismatchPlatform;
64 bool bitcodeBundle;
a645023d 65 cpu_type_t arch;
f80fe69f 66 const char* mcpu;
eaf282aa 67 Options::Platform platform;
a645023d 68 const std::vector<const char*>* llvmOptions;
599556ff 69 const std::vector<const char*>* initialUndefines;
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70};
71
72extern bool optimize( const std::vector<const ld::Atom*>& allAtoms,
73 ld::Internal& state,
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74 const OptimizeOptions& options,
75 ld::File::AtomHandler& handler,
76 std::vector<const ld::Atom*>& newAtoms,
77 std::vector<const char*>& additionalUndefines);
78
79} // namespace lto
80
81
82#endif // __LTO_FILE_H__
83
84