| 1 | //===-- MachOUtils.h - Mach-o specific helpers for dsymutil --------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | #ifndef LLVM_TOOLS_DSYMUTIL_MACHOUTILS_H |
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| 9 | #define LLVM_TOOLS_DSYMUTIL_MACHOUTILS_H |
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| 10 | |
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| 11 | #include "llvm/ADT/StringRef.h" |
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| 12 | #include "llvm/Support/FileSystem.h" |
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| 13 | #include "llvm/Support/VirtualFileSystem.h" |
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| 14 | |
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| 15 | #include <string> |
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| 16 | |
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| 17 | namespace llvm { |
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| 18 | class MCStreamer; |
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| 19 | class raw_fd_ostream; |
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| 20 | namespace dsymutil { |
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| 21 | class DebugMap; |
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| 22 | struct LinkOptions; |
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| 23 | namespace MachOUtils { |
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| 24 | |
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| 25 | struct ArchAndFile { |
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| 26 | std::string Arch; |
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| 27 | std::string Path; |
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| 28 | int FD = -1; |
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| 29 | |
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| 30 | llvm::Error createTempFile(); |
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| 31 | llvm::StringRef getPath() const; |
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| 32 | int getFD() const; |
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| 33 | |
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| 34 | ArchAndFile(StringRef Arch) : Arch(std::string(Arch)) {} |
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| 35 | ArchAndFile(ArchAndFile &&A) = default; |
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| 36 | ArchAndFile &operator=(ArchAndFile &&A) = default; |
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| 37 | ~ArchAndFile(); |
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| 38 | }; |
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| 39 | |
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| 40 | struct DwarfRelocationApplicationInfo { |
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| 41 | // The position in the stream that should be patched, starting from the |
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| 42 | // Dwarf's segment file address. |
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| 43 | uint64_t AddressFromDwarfStart; |
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| 44 | int32_t Value; |
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| 45 | // If we should subtract the Dwarf segment's VM address from value before |
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| 46 | // writing it. |
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| 47 | bool ShouldSubtractDwarfVM; |
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| 48 | |
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| 49 | DwarfRelocationApplicationInfo(uint64_t AddressFromDwarfVM, uint32_t Value, |
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| 50 | bool ShouldSubtractDwarfVM) |
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| 51 | : AddressFromDwarfStart(AddressFromDwarfVM), Value(Value), |
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| 52 | ShouldSubtractDwarfVM(ShouldSubtractDwarfVM) {} |
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| 53 | }; |
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| 54 | |
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| 55 | bool generateUniversalBinary(SmallVectorImpl<ArchAndFile> &ArchFiles, |
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| 56 | StringRef OutputFileName, const LinkOptions &, |
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| 57 | StringRef SDKPath, bool Fat64 = false); |
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| 58 | bool generateDsymCompanion( |
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| 59 | llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS, const DebugMap &DM, |
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| 60 | MCStreamer &MS, raw_fd_ostream &OutFile, |
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| 61 | const std::vector<MachOUtils::DwarfRelocationApplicationInfo> |
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| 62 | &RelocationsToApply); |
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| 63 | |
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| 64 | std::string getArchName(StringRef Arch); |
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| 65 | } // namespace MachOUtils |
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| 66 | } // namespace dsymutil |
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| 67 | } // namespace llvm |
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| 68 | #endif // LLVM_TOOLS_DSYMUTIL_MACHOUTILS_H |
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| 69 | |
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