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diff --git a/include/llvm/Object/MachOFormat.h b/include/llvm/Object/MachOFormat.h
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-//===- MachOFormat.h - Mach-O Format Structures And Constants ---*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file declares various structures and constants which are platform
-// independent and can be shared by any client which wishes to interact with
-// Mach object files.
-//
-// The definitions here are purposely chosen to match the LLVM style as opposed
-// to following the platform specific definition of the format.
-//
-// On a Mach system, see the <mach-o/...> includes for more information, in
-// particular <mach-o/loader.h>.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_OBJECT_MACHOFORMAT_H
-#define LLVM_OBJECT_MACHOFORMAT_H
-
-#include "llvm/Support/DataTypes.h"
-
-namespace llvm {
-namespace object {
-
-/// General Mach platform information.
-namespace mach {
- /// @name CPU Type and Subtype Information
- /// {
-
- /// \brief Capability bits used in CPU type encoding.
- enum CPUTypeFlagsMask {
- CTFM_ArchMask = 0xFF000000,
- CTFM_ArchABI64 = 0x01000000
- };
-
- /// \brief Machine type IDs used in CPU type encoding.
- enum CPUTypeMachine {
- CTM_i386 = 7,
- CTM_x86_64 = CTM_i386 | CTFM_ArchABI64,
- CTM_ARM = 12,
- CTM_SPARC = 14,
- CTM_PowerPC = 18,
- CTM_PowerPC64 = CTM_PowerPC | CTFM_ArchABI64
- };
-
- /// \brief Capability bits used in CPU subtype encoding.
- enum CPUSubtypeFlagsMask {
- CSFM_SubtypeMask = 0xFF000000,
- CSFM_SubtypeLib64 = 0x80000000
- };
-
- /// \brief ARM Machine Subtypes.
- enum CPUSubtypeARM {
- CSARM_ALL = 0,
- CSARM_V4T = 5,
- CSARM_V6 = 6,
- CSARM_V5TEJ = 7,
- CSARM_XSCALE = 8,
- CSARM_V7 = 9,
- CSARM_V7F = 10,
- CSARM_V7S = 11,
- CSARM_V7K = 12,
- CSARM_V6M = 14,
- CSARM_V7M = 15,
- CSARM_V7EM = 16
- };
-
- /// \brief PowerPC Machine Subtypes.
- enum CPUSubtypePowerPC {
- CSPPC_ALL = 0
- };
-
- /// \brief SPARC Machine Subtypes.
- enum CPUSubtypeSPARC {
- CSSPARC_ALL = 0
- };
-
- /// \brief x86 Machine Subtypes.
- enum CPUSubtypeX86 {
- CSX86_ALL = 3
- };
-
- /// @}
-
-} // end namespace mach
-
-/// Format information for Mach object files.
-namespace macho {
- /// \brief Constants for structure sizes.
- enum StructureSizes {
- Header32Size = 28,
- Header64Size = 32,
- FatHeaderSize = 8,
- FatArchHeaderSize = 20,
- SegmentLoadCommand32Size = 56,
- SegmentLoadCommand64Size = 72,
- Section32Size = 68,
- Section64Size = 80,
- SymtabLoadCommandSize = 24,
- DysymtabLoadCommandSize = 80,
- Nlist32Size = 12,
- Nlist64Size = 16,
- RelocationInfoSize = 8,
- LinkeditLoadCommandSize = 16
- };
-
- /// \brief Constants for header magic field.
- enum HeaderMagic {
- HM_Object32 = 0xFEEDFACE, ///< 32-bit mach object file
- HM_Object64 = 0xFEEDFACF, ///< 64-bit mach object file
- HM_Universal = 0xCAFEBABE ///< Universal object file
- };
-
- /// \brief Header common to all Mach object files.
- struct Header {
- uint32_t Magic;
- uint32_t CPUType;
- uint32_t CPUSubtype;
- uint32_t FileType;
- uint32_t NumLoadCommands;
- uint32_t SizeOfLoadCommands;
- uint32_t Flags;
- };
-
- /// \brief Extended header for 64-bit object files.
- struct Header64Ext {
- uint32_t Reserved;
- };
-
- /// \brief Header for universal object files.
- struct FatHeader {
- uint32_t Magic;
- uint32_t NumFatArch;
- };
-
- /// \brief Header for a single-architecture object file in a
- /// universal binary.
- struct FatArchHeader {
- uint32_t CPUType;
- uint32_t CPUSubtype;
- uint32_t Offset;
- uint32_t Size;
- uint32_t Align;
- };
-
- // See <mach-o/loader.h>.
- enum HeaderFileType {
- HFT_Object = 0x1
- };
-
- enum HeaderFlags {
- HF_SubsectionsViaSymbols = 0x2000
- };
-
- enum LoadCommandType {
- LCT_Segment = 0x1,
- LCT_Symtab = 0x2,
- LCT_Dysymtab = 0xb,
- LCT_Segment64 = 0x19,
- LCT_UUID = 0x1b,
- LCT_CodeSignature = 0x1d,
- LCT_SegmentSplitInfo = 0x1e,
- LCT_FunctionStarts = 0x26,
- LCT_DataInCode = 0x29,
- LCT_LinkerOptions = 0x2D
- };
-
- /// \brief Load command structure.
- struct LoadCommand {
- uint32_t Type;
- uint32_t Size;
- };
-
- /// @name Load Command Structures
- /// @{
-
- struct SegmentLoadCommand {
- uint32_t Type;
- uint32_t Size;
- char Name[16];
- uint32_t VMAddress;
- uint32_t VMSize;
- uint32_t FileOffset;
- uint32_t FileSize;
- uint32_t MaxVMProtection;
- uint32_t InitialVMProtection;
- uint32_t NumSections;
- uint32_t Flags;
- };
-
- struct Segment64LoadCommand {
- uint32_t Type;
- uint32_t Size;
- char Name[16];
- uint64_t VMAddress;
- uint64_t VMSize;
- uint64_t FileOffset;
- uint64_t FileSize;
- uint32_t MaxVMProtection;
- uint32_t InitialVMProtection;
- uint32_t NumSections;
- uint32_t Flags;
- };
-
- struct SymtabLoadCommand {
- uint32_t Type;
- uint32_t Size;
- uint32_t SymbolTableOffset;
- uint32_t NumSymbolTableEntries;
- uint32_t StringTableOffset;
- uint32_t StringTableSize;
- };
-
- struct DysymtabLoadCommand {
- uint32_t Type;
- uint32_t Size;
-
- uint32_t LocalSymbolsIndex;
- uint32_t NumLocalSymbols;
-
- uint32_t ExternalSymbolsIndex;
- uint32_t NumExternalSymbols;
-
- uint32_t UndefinedSymbolsIndex;
- uint32_t NumUndefinedSymbols;
-
- uint32_t TOCOffset;
- uint32_t NumTOCEntries;
-
- uint32_t ModuleTableOffset;
- uint32_t NumModuleTableEntries;
-
- uint32_t ReferenceSymbolTableOffset;
- uint32_t NumReferencedSymbolTableEntries;
-
- uint32_t IndirectSymbolTableOffset;
- uint32_t NumIndirectSymbolTableEntries;
-
- uint32_t ExternalRelocationTableOffset;
- uint32_t NumExternalRelocationTableEntries;
-
- uint32_t LocalRelocationTableOffset;
- uint32_t NumLocalRelocationTableEntries;
- };
-
- struct LinkeditDataLoadCommand {
- uint32_t Type;
- uint32_t Size;
- uint32_t DataOffset;
- uint32_t DataSize;
- };
-
- struct LinkerOptionsLoadCommand {
- uint32_t Type;
- uint32_t Size;
- uint32_t Count;
- // Load command is followed by Count number of zero-terminated UTF8 strings,
- // and then zero-filled to be 4-byte aligned.
- };
-
- /// @}
- /// @name Section Data
- /// @{
-
- enum SectionFlags {
- SF_PureInstructions = 0x80000000
- };
-
- struct Section {
- char Name[16];
- char SegmentName[16];
- uint32_t Address;
- uint32_t Size;
- uint32_t Offset;
- uint32_t Align;
- uint32_t RelocationTableOffset;
- uint32_t NumRelocationTableEntries;
- uint32_t Flags;
- uint32_t Reserved1;
- uint32_t Reserved2;
- };
- struct Section64 {
- char Name[16];
- char SegmentName[16];
- uint64_t Address;
- uint64_t Size;
- uint32_t Offset;
- uint32_t Align;
- uint32_t RelocationTableOffset;
- uint32_t NumRelocationTableEntries;
- uint32_t Flags;
- uint32_t Reserved1;
- uint32_t Reserved2;
- uint32_t Reserved3;
- };
-
- /// @}
- /// @name Symbol Table Entries
- /// @{
-
- struct SymbolTableEntry {
- uint32_t StringIndex;
- uint8_t Type;
- uint8_t SectionIndex;
- uint16_t Flags;
- uint32_t Value;
- };
- // Despite containing a uint64_t, this structure is only 4-byte aligned within
- // a MachO file.
-#pragma pack(push)
-#pragma pack(4)
- struct Symbol64TableEntry {
- uint32_t StringIndex;
- uint8_t Type;
- uint8_t SectionIndex;
- uint16_t Flags;
- uint64_t Value;
- };
-#pragma pack(pop)
-
- /// @}
- /// @name Data-in-code Table Entry
- /// @{
-
- // See <mach-o/loader.h>.
- enum DataRegionType { Data = 1, JumpTable8, JumpTable16, JumpTable32 };
- struct DataInCodeTableEntry {
- uint32_t Offset; /* from mach_header to start of data region */
- uint16_t Length; /* number of bytes in data region */
- uint16_t Kind; /* a DataRegionType value */
- };
-
- /// @}
- /// @name Indirect Symbol Table
- /// @{
-
- struct IndirectSymbolTableEntry {
- uint32_t Index;
- };
-
- /// @}
- /// @name Relocation Data
- /// @{
-
- struct RelocationEntry {
- uint32_t Word0;
- uint32_t Word1;
- };
-
- /// @}
-
- // See <mach-o/nlist.h>.
- enum SymbolTypeType {
- STT_Undefined = 0x00,
- STT_Absolute = 0x02,
- STT_Section = 0x0e
- };
-
- enum SymbolTypeFlags {
- // If any of these bits are set, then the entry is a stab entry number (see
- // <mach-o/stab.h>. Otherwise the other masks apply.
- STF_StabsEntryMask = 0xe0,
-
- STF_TypeMask = 0x0e,
- STF_External = 0x01,
- STF_PrivateExtern = 0x10
- };
-
- /// IndirectSymbolFlags - Flags for encoding special values in the indirect
- /// symbol entry.
- enum IndirectSymbolFlags {
- ISF_Local = 0x80000000,
- ISF_Absolute = 0x40000000
- };
-
- /// RelocationFlags - Special flags for addresses.
- enum RelocationFlags {
- RF_Scattered = 0x80000000
- };
-
- /// Common relocation info types.
- enum RelocationInfoType {
- RIT_Vanilla = 0,
- RIT_Pair = 1,
- RIT_Difference = 2
- };
-
- /// Generic relocation info types, which are shared by some (but not all)
- /// platforms.
- enum RelocationInfoType_Generic {
- RIT_Generic_PreboundLazyPointer = 3,
- RIT_Generic_LocalDifference = 4,
- RIT_Generic_TLV = 5
- };
-
- /// X86_64 uses its own relocation types.
- enum RelocationInfoTypeX86_64 {
- // Note that x86_64 doesn't even share the common relocation types.
- RIT_X86_64_Unsigned = 0,
- RIT_X86_64_Signed = 1,
- RIT_X86_64_Branch = 2,
- RIT_X86_64_GOTLoad = 3,
- RIT_X86_64_GOT = 4,
- RIT_X86_64_Subtractor = 5,
- RIT_X86_64_Signed1 = 6,
- RIT_X86_64_Signed2 = 7,
- RIT_X86_64_Signed4 = 8,
- RIT_X86_64_TLV = 9
- };
-
- /// ARM uses its own relocation types.
- enum RelocationInfoTypeARM {
- RIT_ARM_LocalDifference = 3,
- RIT_ARM_PreboundLazyPointer = 4,
- RIT_ARM_Branch24Bit = 5,
- RIT_ARM_ThumbBranch22Bit = 6,
- RIT_ARM_ThumbBranch32Bit = 7,
- RIT_ARM_Half = 8,
- RIT_ARM_HalfDifference = 9
-
- };
-
- /// PPC relocation types from <mach-o/ppc/reloc.h>
- enum RelocationInfoTypePPC {
- RIT_PPC_BR14 = RIT_Pair +1,
- RIT_PPC_BR24,
- RIT_PPC_HI16,
- RIT_PPC_LO16,
- RIT_PPC_HA16,
- RIT_PPC_LO14,
- RIT_PPC_SECTDIFF,
- RIT_PPC_PB_LA_PTR,
- RIT_PPC_HI16_SECTDIFF,
- RIT_PPC_LO16_SECTDIFF,
- RIT_PPC_HA16_SECTDIFF,
- RIT_PPC_JBSR,
- RIT_PPC_LO14_SECTDIFF,
- RIT_PPC_LOCAL_SECTDIFF,
- RIT_PPC_TLV
- };
-
-} // end namespace macho
-
-} // end namespace object
-} // end namespace llvm
-
-#endif
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