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1 | /* -*- mode: C++; c-basic-offset: 4; tab-width: 4 -*- |
2 | * | |
3 | * Copyright (c) 2005-2010 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 __BITCODE_HPP__ | |
26 | #define __BITCODE_HPP__ | |
27 | ||
28 | #include <unistd.h> | |
29 | ||
30 | namespace ld { | |
31 | ||
32 | class Bitcode { | |
33 | public: | |
34 | Bitcode(const uint8_t* content, uint32_t size) : _content(content), _size(size) { } | |
35 | ||
36 | virtual bool isMarker() const { return _size <= 1 ; } | |
37 | virtual const uint8_t* getContent() const { return _content; } | |
38 | virtual uint32_t getSize() const { return _size; } | |
39 | private: | |
40 | const uint8_t* _content; | |
41 | uint32_t _size; | |
42 | }; | |
43 | ||
44 | class LLVMBitcode : public Bitcode { | |
45 | public: | |
46 | LLVMBitcode(const uint8_t* content, uint32_t size, const uint8_t* cmd, uint32_t cmdSize) : | |
47 | Bitcode(content, size), _cmdline(cmd), _cmdSize(cmdSize) { } | |
48 | ||
49 | virtual const uint8_t* getCmdline() const { return _cmdline; } | |
50 | virtual uint32_t getCmdSize() const { return _cmdSize; } | |
51 | virtual const char* getBitcodeName() const { return "llvm"; } | |
52 | private: | |
53 | const uint8_t* _cmdline; | |
54 | uint32_t _cmdSize; | |
55 | }; | |
56 | ||
57 | class ClangBitcode : public LLVMBitcode { | |
58 | public: | |
59 | ClangBitcode(const uint8_t* content, uint32_t size, const uint8_t* cmd, uint32_t cmdSize) : | |
60 | LLVMBitcode(content, size, cmd, cmdSize) { } | |
61 | virtual const char* getBitcodeName() const override { return "clang"; } | |
62 | }; | |
63 | ||
64 | class SwiftBitcode : public LLVMBitcode { | |
65 | public: | |
66 | SwiftBitcode(const uint8_t* content, uint32_t size, const uint8_t* cmd, uint32_t cmdSize) : | |
67 | LLVMBitcode(content, size, cmd, cmdSize) { } | |
68 | virtual const char* getBitcodeName() const override { return "swift"; } | |
69 | }; | |
70 | ||
71 | class AsmBitcode : public Bitcode { | |
72 | public: | |
73 | AsmBitcode(const uint8_t* content, uint32_t size) : Bitcode(content, size) { } | |
74 | ||
75 | virtual bool isMarker() const override { return false; } | |
76 | }; | |
77 | ||
78 | class BundleBitcode : public Bitcode { | |
79 | public: | |
80 | BundleBitcode(const uint8_t* content, uint32_t size) : | |
81 | Bitcode(content, size) { } | |
82 | }; | |
83 | ||
84 | } | |
85 | ||
86 | ||
87 | #endif /* defined(__BITCODE_HPP__) */ |