6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-06-22 10:24:26 +00:00
Code Issues Projects Releases Wiki Activity

Object/Mach-O: Add header and load command information.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120198 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar
2010-11-27 07:19:41 +00:00
parent bce55776af
commit a956d8b717
4 changed files with 228 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
include/llvm/Object/MachOFormat.h
View File

@ -22,6 +22,8 @@
#ifndef LLVM_OBJECT_MACHOFORMAT_H
#define LLVM_OBJECT_MACHOFORMAT_H
#include "llvm/System/DataTypes.h"
namespace llvm {
namespace object {
@ -83,13 +85,6 @@ namespace mach {
/// Format information for Mach object files.
namespace macho {
/// \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 Constants for structure sizes.
enum StructureSizes {
Header32Size = 28,
@ -105,6 +100,29 @@ namespace macho {
RelocationInfoSize = 8
};
/// \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;
};
// See <mach-o/loader.h>.
enum HeaderFileType {
HFT_Object = 0x1
@ -118,7 +136,14 @@ namespace macho {
LCT_Segment = 0x1,
LCT_Symtab = 0x2,
LCT_Dysymtab = 0xb,
LCT_Segment64 = 0x19
LCT_Segment64 = 0x19,
LCT_UUID = 0x1b
};
/// \brief Load command structure.
struct LoadCommand {
uint32_t Type;
uint32_t Size;
};
// See <mach-o/nlist.h>.