1 //===-- llvm/BinaryFormat/MachO.h - The MachO file format -------*- C++/-*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines manifest constants for the MachO object file format.
12 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_BINARYFORMAT_MACHO_H
15 #define LLVM_BINARYFORMAT_MACHO_H
17 #include "llvm/Support/Compiler.h"
18 #include "llvm/Support/DataTypes.h"
19 #include "llvm/Support/Host.h"
23 // Enums from <mach-o/loader.h>
25 // Constants for the "magic" field in llvm::MachO::mach_header and
26 // llvm::MachO::mach_header_64
27 MH_MAGIC = 0xFEEDFACEu,
28 MH_CIGAM = 0xCEFAEDFEu,
29 MH_MAGIC_64 = 0xFEEDFACFu,
30 MH_CIGAM_64 = 0xCFFAEDFEu,
31 FAT_MAGIC = 0xCAFEBABEu,
32 FAT_CIGAM = 0xBEBAFECAu,
33 FAT_MAGIC_64 = 0xCAFEBABFu,
34 FAT_CIGAM_64 = 0xBFBAFECAu
38 // Constants for the "filetype" field in llvm::MachO::mach_header and
39 // llvm::MachO::mach_header_64
54 // Constant bits for the "flags" field in llvm::MachO::mach_header and
55 // llvm::MachO::mach_header_64
56 MH_NOUNDEFS = 0x00000001u,
57 MH_INCRLINK = 0x00000002u,
58 MH_DYLDLINK = 0x00000004u,
59 MH_BINDATLOAD = 0x00000008u,
60 MH_PREBOUND = 0x00000010u,
61 MH_SPLIT_SEGS = 0x00000020u,
62 MH_LAZY_INIT = 0x00000040u,
63 MH_TWOLEVEL = 0x00000080u,
64 MH_FORCE_FLAT = 0x00000100u,
65 MH_NOMULTIDEFS = 0x00000200u,
66 MH_NOFIXPREBINDING = 0x00000400u,
67 MH_PREBINDABLE = 0x00000800u,
68 MH_ALLMODSBOUND = 0x00001000u,
69 MH_SUBSECTIONS_VIA_SYMBOLS = 0x00002000u,
70 MH_CANONICAL = 0x00004000u,
71 MH_WEAK_DEFINES = 0x00008000u,
72 MH_BINDS_TO_WEAK = 0x00010000u,
73 MH_ALLOW_STACK_EXECUTION = 0x00020000u,
74 MH_ROOT_SAFE = 0x00040000u,
75 MH_SETUID_SAFE = 0x00080000u,
76 MH_NO_REEXPORTED_DYLIBS = 0x00100000u,
78 MH_DEAD_STRIPPABLE_DYLIB = 0x00400000u,
79 MH_HAS_TLV_DESCRIPTORS = 0x00800000u,
80 MH_NO_HEAP_EXECUTION = 0x01000000u,
81 MH_APP_EXTENSION_SAFE = 0x02000000u,
82 MH_NLIST_OUTOFSYNC_WITH_DYLDINFO = 0x04000000u
86 // Flags for the "cmd" field in llvm::MachO::load_command
87 LC_REQ_DYLD = 0x80000000u
90 #define HANDLE_LOAD_COMMAND(LCName, LCValue, LCStruct) LCName = LCValue,
92 enum LoadCommandType : uint32_t {
93 #include "llvm/BinaryFormat/MachO.def"
96 #undef HANDLE_LOAD_COMMAND
99 // Constant bits for the "flags" field in llvm::MachO::segment_command
103 SG_PROTECTED_VERSION_1 = 0x8u,
105 // Constant masks for the "flags" field in llvm::MachO::section and
106 // llvm::MachO::section_64
107 SECTION_TYPE = 0x000000ffu, // SECTION_TYPE
108 SECTION_ATTRIBUTES = 0xffffff00u, // SECTION_ATTRIBUTES
109 SECTION_ATTRIBUTES_USR = 0xff000000u, // SECTION_ATTRIBUTES_USR
110 SECTION_ATTRIBUTES_SYS = 0x00ffff00u // SECTION_ATTRIBUTES_SYS
113 /// These are the section type and attributes fields. A MachO section can
114 /// have only one Type, but can have any of the attributes specified.
115 enum SectionType : uint32_t {
116 // Constant masks for the "flags[7:0]" field in llvm::MachO::section and
117 // llvm::MachO::section_64 (mask "flags" with SECTION_TYPE)
119 /// S_REGULAR - Regular section.
121 /// S_ZEROFILL - Zero fill on demand section.
123 /// S_CSTRING_LITERALS - Section with literal C strings.
124 S_CSTRING_LITERALS = 0x02u,
125 /// S_4BYTE_LITERALS - Section with 4 byte literals.
126 S_4BYTE_LITERALS = 0x03u,
127 /// S_8BYTE_LITERALS - Section with 8 byte literals.
128 S_8BYTE_LITERALS = 0x04u,
129 /// S_LITERAL_POINTERS - Section with pointers to literals.
130 S_LITERAL_POINTERS = 0x05u,
131 /// S_NON_LAZY_SYMBOL_POINTERS - Section with non-lazy symbol pointers.
132 S_NON_LAZY_SYMBOL_POINTERS = 0x06u,
133 /// S_LAZY_SYMBOL_POINTERS - Section with lazy symbol pointers.
134 S_LAZY_SYMBOL_POINTERS = 0x07u,
135 /// S_SYMBOL_STUBS - Section with symbol stubs, byte size of stub in
136 /// the Reserved2 field.
137 S_SYMBOL_STUBS = 0x08u,
138 /// S_MOD_INIT_FUNC_POINTERS - Section with only function pointers for
140 S_MOD_INIT_FUNC_POINTERS = 0x09u,
141 /// S_MOD_TERM_FUNC_POINTERS - Section with only function pointers for
143 S_MOD_TERM_FUNC_POINTERS = 0x0au,
144 /// S_COALESCED - Section contains symbols that are to be coalesced.
146 /// S_GB_ZEROFILL - Zero fill on demand section (that can be larger than 4
148 S_GB_ZEROFILL = 0x0cu,
149 /// S_INTERPOSING - Section with only pairs of function pointers for
151 S_INTERPOSING = 0x0du,
152 /// S_16BYTE_LITERALS - Section with only 16 byte literals.
153 S_16BYTE_LITERALS = 0x0eu,
154 /// S_DTRACE_DOF - Section contains DTrace Object Format.
155 S_DTRACE_DOF = 0x0fu,
156 /// S_LAZY_DYLIB_SYMBOL_POINTERS - Section with lazy symbol pointers to
157 /// lazy loaded dylibs.
158 S_LAZY_DYLIB_SYMBOL_POINTERS = 0x10u,
159 /// S_THREAD_LOCAL_REGULAR - Thread local data section.
160 S_THREAD_LOCAL_REGULAR = 0x11u,
161 /// S_THREAD_LOCAL_ZEROFILL - Thread local zerofill section.
162 S_THREAD_LOCAL_ZEROFILL = 0x12u,
163 /// S_THREAD_LOCAL_VARIABLES - Section with thread local variable
165 S_THREAD_LOCAL_VARIABLES = 0x13u,
166 /// S_THREAD_LOCAL_VARIABLE_POINTERS - Section with pointers to thread
167 /// local structures.
168 S_THREAD_LOCAL_VARIABLE_POINTERS = 0x14u,
169 /// S_THREAD_LOCAL_INIT_FUNCTION_POINTERS - Section with thread local
170 /// variable initialization pointers to functions.
171 S_THREAD_LOCAL_INIT_FUNCTION_POINTERS = 0x15u,
173 LAST_KNOWN_SECTION_TYPE = S_THREAD_LOCAL_INIT_FUNCTION_POINTERS
177 // Constant masks for the "flags[31:24]" field in llvm::MachO::section and
178 // llvm::MachO::section_64 (mask "flags" with SECTION_ATTRIBUTES_USR)
180 /// S_ATTR_PURE_INSTRUCTIONS - Section contains only true machine
182 S_ATTR_PURE_INSTRUCTIONS = 0x80000000u,
183 /// S_ATTR_NO_TOC - Section contains coalesced symbols that are not to be
184 /// in a ranlib table of contents.
185 S_ATTR_NO_TOC = 0x40000000u,
186 /// S_ATTR_STRIP_STATIC_SYMS - Ok to strip static symbols in this section
187 /// in files with the MY_DYLDLINK flag.
188 S_ATTR_STRIP_STATIC_SYMS = 0x20000000u,
189 /// S_ATTR_NO_DEAD_STRIP - No dead stripping.
190 S_ATTR_NO_DEAD_STRIP = 0x10000000u,
191 /// S_ATTR_LIVE_SUPPORT - Blocks are live if they reference live blocks.
192 S_ATTR_LIVE_SUPPORT = 0x08000000u,
193 /// S_ATTR_SELF_MODIFYING_CODE - Used with i386 code stubs written on by
195 S_ATTR_SELF_MODIFYING_CODE = 0x04000000u,
196 /// S_ATTR_DEBUG - A debug section.
197 S_ATTR_DEBUG = 0x02000000u,
199 // Constant masks for the "flags[23:8]" field in llvm::MachO::section and
200 // llvm::MachO::section_64 (mask "flags" with SECTION_ATTRIBUTES_SYS)
202 /// S_ATTR_SOME_INSTRUCTIONS - Section contains some machine instructions.
203 S_ATTR_SOME_INSTRUCTIONS = 0x00000400u,
204 /// S_ATTR_EXT_RELOC - Section has external relocation entries.
205 S_ATTR_EXT_RELOC = 0x00000200u,
206 /// S_ATTR_LOC_RELOC - Section has local relocation entries.
207 S_ATTR_LOC_RELOC = 0x00000100u,
209 // Constant masks for the value of an indirect symbol in an indirect
211 INDIRECT_SYMBOL_LOCAL = 0x80000000u,
212 INDIRECT_SYMBOL_ABS = 0x40000000u
215 enum DataRegionType {
216 // Constants for the "kind" field in a data_in_code_entry structure
218 DICE_KIND_JUMP_TABLE8 = 2u,
219 DICE_KIND_JUMP_TABLE16 = 3u,
220 DICE_KIND_JUMP_TABLE32 = 4u,
221 DICE_KIND_ABS_JUMP_TABLE32 = 5u
225 REBASE_TYPE_POINTER = 1u,
226 REBASE_TYPE_TEXT_ABSOLUTE32 = 2u,
227 REBASE_TYPE_TEXT_PCREL32 = 3u
230 enum { REBASE_OPCODE_MASK = 0xF0u, REBASE_IMMEDIATE_MASK = 0x0Fu };
233 REBASE_OPCODE_DONE = 0x00u,
234 REBASE_OPCODE_SET_TYPE_IMM = 0x10u,
235 REBASE_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB = 0x20u,
236 REBASE_OPCODE_ADD_ADDR_ULEB = 0x30u,
237 REBASE_OPCODE_ADD_ADDR_IMM_SCALED = 0x40u,
238 REBASE_OPCODE_DO_REBASE_IMM_TIMES = 0x50u,
239 REBASE_OPCODE_DO_REBASE_ULEB_TIMES = 0x60u,
240 REBASE_OPCODE_DO_REBASE_ADD_ADDR_ULEB = 0x70u,
241 REBASE_OPCODE_DO_REBASE_ULEB_TIMES_SKIPPING_ULEB = 0x80u
245 BIND_TYPE_POINTER = 1u,
246 BIND_TYPE_TEXT_ABSOLUTE32 = 2u,
247 BIND_TYPE_TEXT_PCREL32 = 3u
250 enum BindSpecialDylib {
251 BIND_SPECIAL_DYLIB_SELF = 0,
252 BIND_SPECIAL_DYLIB_MAIN_EXECUTABLE = -1,
253 BIND_SPECIAL_DYLIB_FLAT_LOOKUP = -2
257 BIND_SYMBOL_FLAGS_WEAK_IMPORT = 0x1u,
258 BIND_SYMBOL_FLAGS_NON_WEAK_DEFINITION = 0x8u,
260 BIND_OPCODE_MASK = 0xF0u,
261 BIND_IMMEDIATE_MASK = 0x0Fu
265 BIND_OPCODE_DONE = 0x00u,
266 BIND_OPCODE_SET_DYLIB_ORDINAL_IMM = 0x10u,
267 BIND_OPCODE_SET_DYLIB_ORDINAL_ULEB = 0x20u,
268 BIND_OPCODE_SET_DYLIB_SPECIAL_IMM = 0x30u,
269 BIND_OPCODE_SET_SYMBOL_TRAILING_FLAGS_IMM = 0x40u,
270 BIND_OPCODE_SET_TYPE_IMM = 0x50u,
271 BIND_OPCODE_SET_ADDEND_SLEB = 0x60u,
272 BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB = 0x70u,
273 BIND_OPCODE_ADD_ADDR_ULEB = 0x80u,
274 BIND_OPCODE_DO_BIND = 0x90u,
275 BIND_OPCODE_DO_BIND_ADD_ADDR_ULEB = 0xA0u,
276 BIND_OPCODE_DO_BIND_ADD_ADDR_IMM_SCALED = 0xB0u,
277 BIND_OPCODE_DO_BIND_ULEB_TIMES_SKIPPING_ULEB = 0xC0u
281 EXPORT_SYMBOL_FLAGS_KIND_MASK = 0x03u,
282 EXPORT_SYMBOL_FLAGS_WEAK_DEFINITION = 0x04u,
283 EXPORT_SYMBOL_FLAGS_REEXPORT = 0x08u,
284 EXPORT_SYMBOL_FLAGS_STUB_AND_RESOLVER = 0x10u
287 enum ExportSymbolKind {
288 EXPORT_SYMBOL_FLAGS_KIND_REGULAR = 0x00u,
289 EXPORT_SYMBOL_FLAGS_KIND_THREAD_LOCAL = 0x01u,
290 EXPORT_SYMBOL_FLAGS_KIND_ABSOLUTE = 0x02u
294 // Constant masks for the "n_type" field in llvm::MachO::nlist and
295 // llvm::MachO::nlist_64
302 enum NListType : uint8_t {
303 // Constants for the "n_type & N_TYPE" llvm::MachO::nlist and
304 // llvm::MachO::nlist_64
312 enum SectionOrdinal {
313 // Constants for the "n_sect" field in llvm::MachO::nlist and
314 // llvm::MachO::nlist_64
320 // Constant masks for the "n_desc" field in llvm::MachO::nlist and
321 // llvm::MachO::nlist_64
322 // The low 3 bits are the for the REFERENCE_TYPE.
323 REFERENCE_TYPE = 0x7,
324 REFERENCE_FLAG_UNDEFINED_NON_LAZY = 0,
325 REFERENCE_FLAG_UNDEFINED_LAZY = 1,
326 REFERENCE_FLAG_DEFINED = 2,
327 REFERENCE_FLAG_PRIVATE_DEFINED = 3,
328 REFERENCE_FLAG_PRIVATE_UNDEFINED_NON_LAZY = 4,
329 REFERENCE_FLAG_PRIVATE_UNDEFINED_LAZY = 5,
330 // Flag bits (some overlap with the library ordinal bits).
331 N_ARM_THUMB_DEF = 0x0008u,
332 REFERENCED_DYNAMICALLY = 0x0010u,
333 N_NO_DEAD_STRIP = 0x0020u,
334 N_WEAK_REF = 0x0040u,
335 N_WEAK_DEF = 0x0080u,
336 N_SYMBOL_RESOLVER = 0x0100u,
337 N_ALT_ENTRY = 0x0200u,
338 // For undefined symbols coming from libraries, see GET_LIBRARY_ORDINAL()
339 // as these are in the top 8 bits.
340 SELF_LIBRARY_ORDINAL = 0x0,
341 MAX_LIBRARY_ORDINAL = 0xfd,
342 DYNAMIC_LOOKUP_ORDINAL = 0xfe,
343 EXECUTABLE_ORDINAL = 0xff
347 // Constant values for the "n_type" field in llvm::MachO::nlist and
348 // llvm::MachO::nlist_64 when "(n_type & N_STAB) != 0"
383 // Constant values for the r_symbolnum field in an
384 // llvm::MachO::relocation_info structure when r_extern is 0.
387 // Constant bits for the r_address field in an
388 // llvm::MachO::relocation_info structure.
389 R_SCATTERED = 0x80000000
392 enum RelocationInfoType {
393 // Constant values for the r_type field in an
394 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
396 GENERIC_RELOC_VANILLA = 0,
397 GENERIC_RELOC_PAIR = 1,
398 GENERIC_RELOC_SECTDIFF = 2,
399 GENERIC_RELOC_PB_LA_PTR = 3,
400 GENERIC_RELOC_LOCAL_SECTDIFF = 4,
401 GENERIC_RELOC_TLV = 5,
403 // Constant values for the r_type field in a PowerPC architecture
404 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
406 PPC_RELOC_VANILLA = GENERIC_RELOC_VANILLA,
407 PPC_RELOC_PAIR = GENERIC_RELOC_PAIR,
414 PPC_RELOC_SECTDIFF = 8,
415 PPC_RELOC_PB_LA_PTR = 9,
416 PPC_RELOC_HI16_SECTDIFF = 10,
417 PPC_RELOC_LO16_SECTDIFF = 11,
418 PPC_RELOC_HA16_SECTDIFF = 12,
420 PPC_RELOC_LO14_SECTDIFF = 14,
421 PPC_RELOC_LOCAL_SECTDIFF = 15,
423 // Constant values for the r_type field in an ARM architecture
424 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
426 ARM_RELOC_VANILLA = GENERIC_RELOC_VANILLA,
427 ARM_RELOC_PAIR = GENERIC_RELOC_PAIR,
428 ARM_RELOC_SECTDIFF = GENERIC_RELOC_SECTDIFF,
429 ARM_RELOC_LOCAL_SECTDIFF = 3,
430 ARM_RELOC_PB_LA_PTR = 4,
432 ARM_THUMB_RELOC_BR22 = 6,
433 ARM_THUMB_32BIT_BRANCH = 7, // obsolete
435 ARM_RELOC_HALF_SECTDIFF = 9,
437 // Constant values for the r_type field in an ARM64 architecture
438 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
442 ARM64_RELOC_UNSIGNED = 0,
443 // Must be followed by an ARM64_RELOC_UNSIGNED
444 ARM64_RELOC_SUBTRACTOR = 1,
445 // A B/BL instruction with 26-bit displacement.
446 ARM64_RELOC_BRANCH26 = 2,
447 // PC-rel distance to page of target.
448 ARM64_RELOC_PAGE21 = 3,
449 // Offset within page, scaled by r_length.
450 ARM64_RELOC_PAGEOFF12 = 4,
451 // PC-rel distance to page of GOT slot.
452 ARM64_RELOC_GOT_LOAD_PAGE21 = 5,
453 // Offset within page of GOT slot, scaled by r_length.
454 ARM64_RELOC_GOT_LOAD_PAGEOFF12 = 6,
455 // For pointers to GOT slots.
456 ARM64_RELOC_POINTER_TO_GOT = 7,
457 // PC-rel distance to page of TLVP slot.
458 ARM64_RELOC_TLVP_LOAD_PAGE21 = 8,
459 // Offset within page of TLVP slot, scaled by r_length.
460 ARM64_RELOC_TLVP_LOAD_PAGEOFF12 = 9,
461 // Must be followed by ARM64_RELOC_PAGE21 or ARM64_RELOC_PAGEOFF12.
462 ARM64_RELOC_ADDEND = 10,
464 // Constant values for the r_type field in an x86_64 architecture
465 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
467 X86_64_RELOC_UNSIGNED = 0,
468 X86_64_RELOC_SIGNED = 1,
469 X86_64_RELOC_BRANCH = 2,
470 X86_64_RELOC_GOT_LOAD = 3,
471 X86_64_RELOC_GOT = 4,
472 X86_64_RELOC_SUBTRACTOR = 5,
473 X86_64_RELOC_SIGNED_1 = 6,
474 X86_64_RELOC_SIGNED_2 = 7,
475 X86_64_RELOC_SIGNED_4 = 8,
479 // Values for segment_command.initprot.
480 // From <mach/vm_prot.h>
481 enum { VM_PROT_READ = 0x1, VM_PROT_WRITE = 0x2, VM_PROT_EXECUTE = 0x4 };
483 // Values for platform field in build_version_command.
488 PLATFORM_WATCHOS = 4,
489 PLATFORM_BRIDGEOS = 5
492 // Values for tools enum in build_tool_version.
493 enum { TOOL_CLANG = 1, TOOL_SWIFT = 2, TOOL_LD = 3 };
495 // Structs from <mach-o/loader.h>
507 struct mach_header_64 {
518 struct load_command {
523 struct segment_command {
537 struct segment_command_64 {
582 uint32_t minor_version;
583 uint32_t header_addr;
586 // The fvmlib_command is obsolete and no longer supported.
587 struct fvmlib_command {
590 struct fvmlib fvmlib;
596 uint32_t current_version;
597 uint32_t compatibility_version;
600 struct dylib_command {
606 struct sub_framework_command {
612 struct sub_client_command {
618 struct sub_umbrella_command {
621 uint32_t sub_umbrella;
624 struct sub_library_command {
627 uint32_t sub_library;
630 // The prebound_dylib_command is obsolete and no longer supported.
631 struct prebound_dylib_command {
636 uint32_t linked_modules;
639 struct dylinker_command {
645 struct thread_command {
650 struct routines_command {
653 uint32_t init_address;
654 uint32_t init_module;
663 struct routines_command_64 {
666 uint64_t init_address;
667 uint64_t init_module;
676 struct symtab_command {
685 struct dysymtab_command {
698 uint32_t extrefsymoff;
699 uint32_t nextrefsyms;
700 uint32_t indirectsymoff;
701 uint32_t nindirectsyms;
708 struct dylib_table_of_contents {
709 uint32_t symbol_index;
710 uint32_t module_index;
713 struct dylib_module {
714 uint32_t module_name;
723 uint32_t iinit_iterm;
724 uint32_t ninit_nterm;
725 uint32_t objc_module_info_addr;
726 uint32_t objc_module_info_size;
729 struct dylib_module_64 {
730 uint32_t module_name;
739 uint32_t iinit_iterm;
740 uint32_t ninit_nterm;
741 uint32_t objc_module_info_size;
742 uint64_t objc_module_info_addr;
745 struct dylib_reference {
746 uint32_t isym : 24, flags : 8;
749 // The twolevel_hints_command is obsolete and no longer supported.
750 struct twolevel_hints_command {
757 // The twolevel_hints_command is obsolete and no longer supported.
758 struct twolevel_hint {
759 uint32_t isub_image : 8, itoc : 24;
762 // The prebind_cksum_command is obsolete and no longer supported.
763 struct prebind_cksum_command {
769 struct uuid_command {
775 struct rpath_command {
781 struct linkedit_data_command {
788 struct data_in_code_entry {
794 struct source_version_command {
800 struct encryption_info_command {
808 struct encryption_info_command_64 {
817 struct version_min_command {
818 uint32_t cmd; // LC_VERSION_MIN_MACOSX or
819 // LC_VERSION_MIN_IPHONEOS
820 uint32_t cmdsize; // sizeof(struct version_min_command)
821 uint32_t version; // X.Y.Z is encoded in nibbles xxxx.yy.zz
822 uint32_t sdk; // X.Y.Z is encoded in nibbles xxxx.yy.zz
825 struct note_command {
826 uint32_t cmd; // LC_NOTE
827 uint32_t cmdsize; // sizeof(struct note_command)
828 char data_owner[16]; // owner name for this LC_NOTE
829 uint64_t offset; // file offset of this data
830 uint64_t size; // length of data region
833 struct build_tool_version {
834 uint32_t tool; // enum for the tool
835 uint32_t version; // version of the tool
838 struct build_version_command {
839 uint32_t cmd; // LC_BUILD_VERSION
840 uint32_t cmdsize; // sizeof(struct build_version_command) +
841 // ntools * sizeof(struct build_tool_version)
842 uint32_t platform; // platform
843 uint32_t minos; // X.Y.Z is encoded in nibbles xxxx.yy.zz
844 uint32_t sdk; // X.Y.Z is encoded in nibbles xxxx.yy.zz
845 uint32_t ntools; // number of tool entries following this
848 struct dyld_info_command {
852 uint32_t rebase_size;
855 uint32_t weak_bind_off;
856 uint32_t weak_bind_size;
857 uint32_t lazy_bind_off;
858 uint32_t lazy_bind_size;
860 uint32_t export_size;
863 struct linker_option_command {
869 // The symseg_command is obsolete and no longer supported.
870 struct symseg_command {
877 // The ident_command is obsolete and no longer supported.
878 struct ident_command {
883 // The fvmfile_command is obsolete and no longer supported.
884 struct fvmfile_command {
888 uint32_t header_addr;
891 struct tlv_descriptor_32 {
897 struct tlv_descriptor_64 {
903 struct tlv_descriptor {
909 struct entry_point_command {
916 // Structs from <mach-o/fat.h>
939 // Structs from <mach-o/reloc.h>
940 struct relocation_info {
942 uint32_t r_symbolnum : 24, r_pcrel : 1, r_length : 2, r_extern : 1,
946 struct scattered_relocation_info {
947 #if defined(BYTE_ORDER) && defined(BIG_ENDIAN) && (BYTE_ORDER == BIG_ENDIAN)
948 uint32_t r_scattered : 1, r_pcrel : 1, r_length : 2, r_type : 4,
951 uint32_t r_address : 24, r_type : 4, r_length : 2, r_pcrel : 1,
957 // Structs NOT from <mach-o/reloc.h>, but that make LLVM's life easier
958 struct any_relocation_info {
959 uint32_t r_word0, r_word1;
962 // Structs from <mach-o/nlist.h>
986 // Byte order swapping functions for MachO structs
988 inline void swapStruct(fat_header &mh) {
989 sys::swapByteOrder(mh.magic);
990 sys::swapByteOrder(mh.nfat_arch);
993 inline void swapStruct(fat_arch &mh) {
994 sys::swapByteOrder(mh.cputype);
995 sys::swapByteOrder(mh.cpusubtype);
996 sys::swapByteOrder(mh.offset);
997 sys::swapByteOrder(mh.size);
998 sys::swapByteOrder(mh.align);
1001 inline void swapStruct(fat_arch_64 &mh) {
1002 sys::swapByteOrder(mh.cputype);
1003 sys::swapByteOrder(mh.cpusubtype);
1004 sys::swapByteOrder(mh.offset);
1005 sys::swapByteOrder(mh.size);
1006 sys::swapByteOrder(mh.align);
1007 sys::swapByteOrder(mh.reserved);
1010 inline void swapStruct(mach_header &mh) {
1011 sys::swapByteOrder(mh.magic);
1012 sys::swapByteOrder(mh.cputype);
1013 sys::swapByteOrder(mh.cpusubtype);
1014 sys::swapByteOrder(mh.filetype);
1015 sys::swapByteOrder(mh.ncmds);
1016 sys::swapByteOrder(mh.sizeofcmds);
1017 sys::swapByteOrder(mh.flags);
1020 inline void swapStruct(mach_header_64 &H) {
1021 sys::swapByteOrder(H.magic);
1022 sys::swapByteOrder(H.cputype);
1023 sys::swapByteOrder(H.cpusubtype);
1024 sys::swapByteOrder(H.filetype);
1025 sys::swapByteOrder(H.ncmds);
1026 sys::swapByteOrder(H.sizeofcmds);
1027 sys::swapByteOrder(H.flags);
1028 sys::swapByteOrder(H.reserved);
1031 inline void swapStruct(load_command &lc) {
1032 sys::swapByteOrder(lc.cmd);
1033 sys::swapByteOrder(lc.cmdsize);
1036 inline void swapStruct(symtab_command &lc) {
1037 sys::swapByteOrder(lc.cmd);
1038 sys::swapByteOrder(lc.cmdsize);
1039 sys::swapByteOrder(lc.symoff);
1040 sys::swapByteOrder(lc.nsyms);
1041 sys::swapByteOrder(lc.stroff);
1042 sys::swapByteOrder(lc.strsize);
1045 inline void swapStruct(segment_command_64 &seg) {
1046 sys::swapByteOrder(seg.cmd);
1047 sys::swapByteOrder(seg.cmdsize);
1048 sys::swapByteOrder(seg.vmaddr);
1049 sys::swapByteOrder(seg.vmsize);
1050 sys::swapByteOrder(seg.fileoff);
1051 sys::swapByteOrder(seg.filesize);
1052 sys::swapByteOrder(seg.maxprot);
1053 sys::swapByteOrder(seg.initprot);
1054 sys::swapByteOrder(seg.nsects);
1055 sys::swapByteOrder(seg.flags);
1058 inline void swapStruct(segment_command &seg) {
1059 sys::swapByteOrder(seg.cmd);
1060 sys::swapByteOrder(seg.cmdsize);
1061 sys::swapByteOrder(seg.vmaddr);
1062 sys::swapByteOrder(seg.vmsize);
1063 sys::swapByteOrder(seg.fileoff);
1064 sys::swapByteOrder(seg.filesize);
1065 sys::swapByteOrder(seg.maxprot);
1066 sys::swapByteOrder(seg.initprot);
1067 sys::swapByteOrder(seg.nsects);
1068 sys::swapByteOrder(seg.flags);
1071 inline void swapStruct(section_64 §) {
1072 sys::swapByteOrder(sect.addr);
1073 sys::swapByteOrder(sect.size);
1074 sys::swapByteOrder(sect.offset);
1075 sys::swapByteOrder(sect.align);
1076 sys::swapByteOrder(sect.reloff);
1077 sys::swapByteOrder(sect.nreloc);
1078 sys::swapByteOrder(sect.flags);
1079 sys::swapByteOrder(sect.reserved1);
1080 sys::swapByteOrder(sect.reserved2);
1083 inline void swapStruct(section §) {
1084 sys::swapByteOrder(sect.addr);
1085 sys::swapByteOrder(sect.size);
1086 sys::swapByteOrder(sect.offset);
1087 sys::swapByteOrder(sect.align);
1088 sys::swapByteOrder(sect.reloff);
1089 sys::swapByteOrder(sect.nreloc);
1090 sys::swapByteOrder(sect.flags);
1091 sys::swapByteOrder(sect.reserved1);
1092 sys::swapByteOrder(sect.reserved2);
1095 inline void swapStruct(dyld_info_command &info) {
1096 sys::swapByteOrder(info.cmd);
1097 sys::swapByteOrder(info.cmdsize);
1098 sys::swapByteOrder(info.rebase_off);
1099 sys::swapByteOrder(info.rebase_size);
1100 sys::swapByteOrder(info.bind_off);
1101 sys::swapByteOrder(info.bind_size);
1102 sys::swapByteOrder(info.weak_bind_off);
1103 sys::swapByteOrder(info.weak_bind_size);
1104 sys::swapByteOrder(info.lazy_bind_off);
1105 sys::swapByteOrder(info.lazy_bind_size);
1106 sys::swapByteOrder(info.export_off);
1107 sys::swapByteOrder(info.export_size);
1110 inline void swapStruct(dylib_command &d) {
1111 sys::swapByteOrder(d.cmd);
1112 sys::swapByteOrder(d.cmdsize);
1113 sys::swapByteOrder(d.dylib.name);
1114 sys::swapByteOrder(d.dylib.timestamp);
1115 sys::swapByteOrder(d.dylib.current_version);
1116 sys::swapByteOrder(d.dylib.compatibility_version);
1119 inline void swapStruct(sub_framework_command &s) {
1120 sys::swapByteOrder(s.cmd);
1121 sys::swapByteOrder(s.cmdsize);
1122 sys::swapByteOrder(s.umbrella);
1125 inline void swapStruct(sub_umbrella_command &s) {
1126 sys::swapByteOrder(s.cmd);
1127 sys::swapByteOrder(s.cmdsize);
1128 sys::swapByteOrder(s.sub_umbrella);
1131 inline void swapStruct(sub_library_command &s) {
1132 sys::swapByteOrder(s.cmd);
1133 sys::swapByteOrder(s.cmdsize);
1134 sys::swapByteOrder(s.sub_library);
1137 inline void swapStruct(sub_client_command &s) {
1138 sys::swapByteOrder(s.cmd);
1139 sys::swapByteOrder(s.cmdsize);
1140 sys::swapByteOrder(s.client);
1143 inline void swapStruct(routines_command &r) {
1144 sys::swapByteOrder(r.cmd);
1145 sys::swapByteOrder(r.cmdsize);
1146 sys::swapByteOrder(r.init_address);
1147 sys::swapByteOrder(r.init_module);
1148 sys::swapByteOrder(r.reserved1);
1149 sys::swapByteOrder(r.reserved2);
1150 sys::swapByteOrder(r.reserved3);
1151 sys::swapByteOrder(r.reserved4);
1152 sys::swapByteOrder(r.reserved5);
1153 sys::swapByteOrder(r.reserved6);
1156 inline void swapStruct(routines_command_64 &r) {
1157 sys::swapByteOrder(r.cmd);
1158 sys::swapByteOrder(r.cmdsize);
1159 sys::swapByteOrder(r.init_address);
1160 sys::swapByteOrder(r.init_module);
1161 sys::swapByteOrder(r.reserved1);
1162 sys::swapByteOrder(r.reserved2);
1163 sys::swapByteOrder(r.reserved3);
1164 sys::swapByteOrder(r.reserved4);
1165 sys::swapByteOrder(r.reserved5);
1166 sys::swapByteOrder(r.reserved6);
1169 inline void swapStruct(thread_command &t) {
1170 sys::swapByteOrder(t.cmd);
1171 sys::swapByteOrder(t.cmdsize);
1174 inline void swapStruct(dylinker_command &d) {
1175 sys::swapByteOrder(d.cmd);
1176 sys::swapByteOrder(d.cmdsize);
1177 sys::swapByteOrder(d.name);
1180 inline void swapStruct(uuid_command &u) {
1181 sys::swapByteOrder(u.cmd);
1182 sys::swapByteOrder(u.cmdsize);
1185 inline void swapStruct(rpath_command &r) {
1186 sys::swapByteOrder(r.cmd);
1187 sys::swapByteOrder(r.cmdsize);
1188 sys::swapByteOrder(r.path);
1191 inline void swapStruct(source_version_command &s) {
1192 sys::swapByteOrder(s.cmd);
1193 sys::swapByteOrder(s.cmdsize);
1194 sys::swapByteOrder(s.version);
1197 inline void swapStruct(entry_point_command &e) {
1198 sys::swapByteOrder(e.cmd);
1199 sys::swapByteOrder(e.cmdsize);
1200 sys::swapByteOrder(e.entryoff);
1201 sys::swapByteOrder(e.stacksize);
1204 inline void swapStruct(encryption_info_command &e) {
1205 sys::swapByteOrder(e.cmd);
1206 sys::swapByteOrder(e.cmdsize);
1207 sys::swapByteOrder(e.cryptoff);
1208 sys::swapByteOrder(e.cryptsize);
1209 sys::swapByteOrder(e.cryptid);
1212 inline void swapStruct(encryption_info_command_64 &e) {
1213 sys::swapByteOrder(e.cmd);
1214 sys::swapByteOrder(e.cmdsize);
1215 sys::swapByteOrder(e.cryptoff);
1216 sys::swapByteOrder(e.cryptsize);
1217 sys::swapByteOrder(e.cryptid);
1218 sys::swapByteOrder(e.pad);
1221 inline void swapStruct(dysymtab_command &dst) {
1222 sys::swapByteOrder(dst.cmd);
1223 sys::swapByteOrder(dst.cmdsize);
1224 sys::swapByteOrder(dst.ilocalsym);
1225 sys::swapByteOrder(dst.nlocalsym);
1226 sys::swapByteOrder(dst.iextdefsym);
1227 sys::swapByteOrder(dst.nextdefsym);
1228 sys::swapByteOrder(dst.iundefsym);
1229 sys::swapByteOrder(dst.nundefsym);
1230 sys::swapByteOrder(dst.tocoff);
1231 sys::swapByteOrder(dst.ntoc);
1232 sys::swapByteOrder(dst.modtaboff);
1233 sys::swapByteOrder(dst.nmodtab);
1234 sys::swapByteOrder(dst.extrefsymoff);
1235 sys::swapByteOrder(dst.nextrefsyms);
1236 sys::swapByteOrder(dst.indirectsymoff);
1237 sys::swapByteOrder(dst.nindirectsyms);
1238 sys::swapByteOrder(dst.extreloff);
1239 sys::swapByteOrder(dst.nextrel);
1240 sys::swapByteOrder(dst.locreloff);
1241 sys::swapByteOrder(dst.nlocrel);
1244 inline void swapStruct(any_relocation_info &reloc) {
1245 sys::swapByteOrder(reloc.r_word0);
1246 sys::swapByteOrder(reloc.r_word1);
1249 inline void swapStruct(nlist_base &S) {
1250 sys::swapByteOrder(S.n_strx);
1251 sys::swapByteOrder(S.n_desc);
1254 inline void swapStruct(nlist &sym) {
1255 sys::swapByteOrder(sym.n_strx);
1256 sys::swapByteOrder(sym.n_desc);
1257 sys::swapByteOrder(sym.n_value);
1260 inline void swapStruct(nlist_64 &sym) {
1261 sys::swapByteOrder(sym.n_strx);
1262 sys::swapByteOrder(sym.n_desc);
1263 sys::swapByteOrder(sym.n_value);
1266 inline void swapStruct(linkedit_data_command &C) {
1267 sys::swapByteOrder(C.cmd);
1268 sys::swapByteOrder(C.cmdsize);
1269 sys::swapByteOrder(C.dataoff);
1270 sys::swapByteOrder(C.datasize);
1273 inline void swapStruct(linker_option_command &C) {
1274 sys::swapByteOrder(C.cmd);
1275 sys::swapByteOrder(C.cmdsize);
1276 sys::swapByteOrder(C.count);
1279 inline void swapStruct(version_min_command &C) {
1280 sys::swapByteOrder(C.cmd);
1281 sys::swapByteOrder(C.cmdsize);
1282 sys::swapByteOrder(C.version);
1283 sys::swapByteOrder(C.sdk);
1286 inline void swapStruct(note_command &C) {
1287 sys::swapByteOrder(C.cmd);
1288 sys::swapByteOrder(C.cmdsize);
1289 sys::swapByteOrder(C.offset);
1290 sys::swapByteOrder(C.size);
1293 inline void swapStruct(build_version_command &C) {
1294 sys::swapByteOrder(C.cmd);
1295 sys::swapByteOrder(C.cmdsize);
1296 sys::swapByteOrder(C.platform);
1297 sys::swapByteOrder(C.minos);
1298 sys::swapByteOrder(C.sdk);
1299 sys::swapByteOrder(C.ntools);
1302 inline void swapStruct(build_tool_version &C) {
1303 sys::swapByteOrder(C.tool);
1304 sys::swapByteOrder(C.version);
1307 inline void swapStruct(data_in_code_entry &C) {
1308 sys::swapByteOrder(C.offset);
1309 sys::swapByteOrder(C.length);
1310 sys::swapByteOrder(C.kind);
1313 inline void swapStruct(uint32_t &C) { sys::swapByteOrder(C); }
1315 // The prebind_cksum_command is obsolete and no longer supported.
1316 inline void swapStruct(prebind_cksum_command &C) {
1317 sys::swapByteOrder(C.cmd);
1318 sys::swapByteOrder(C.cmdsize);
1319 sys::swapByteOrder(C.cksum);
1322 // The twolevel_hints_command is obsolete and no longer supported.
1323 inline void swapStruct(twolevel_hints_command &C) {
1324 sys::swapByteOrder(C.cmd);
1325 sys::swapByteOrder(C.cmdsize);
1326 sys::swapByteOrder(C.offset);
1327 sys::swapByteOrder(C.nhints);
1330 // The prebound_dylib_command is obsolete and no longer supported.
1331 inline void swapStruct(prebound_dylib_command &C) {
1332 sys::swapByteOrder(C.cmd);
1333 sys::swapByteOrder(C.cmdsize);
1334 sys::swapByteOrder(C.name);
1335 sys::swapByteOrder(C.nmodules);
1336 sys::swapByteOrder(C.linked_modules);
1339 // The fvmfile_command is obsolete and no longer supported.
1340 inline void swapStruct(fvmfile_command &C) {
1341 sys::swapByteOrder(C.cmd);
1342 sys::swapByteOrder(C.cmdsize);
1343 sys::swapByteOrder(C.name);
1344 sys::swapByteOrder(C.header_addr);
1347 // The symseg_command is obsolete and no longer supported.
1348 inline void swapStruct(symseg_command &C) {
1349 sys::swapByteOrder(C.cmd);
1350 sys::swapByteOrder(C.cmdsize);
1351 sys::swapByteOrder(C.offset);
1352 sys::swapByteOrder(C.size);
1355 // The ident_command is obsolete and no longer supported.
1356 inline void swapStruct(ident_command &C) {
1357 sys::swapByteOrder(C.cmd);
1358 sys::swapByteOrder(C.cmdsize);
1361 inline void swapStruct(fvmlib &C) {
1362 sys::swapByteOrder(C.name);
1363 sys::swapByteOrder(C.minor_version);
1364 sys::swapByteOrder(C.header_addr);
1367 // The fvmlib_command is obsolete and no longer supported.
1368 inline void swapStruct(fvmlib_command &C) {
1369 sys::swapByteOrder(C.cmd);
1370 sys::swapByteOrder(C.cmdsize);
1371 swapStruct(C.fvmlib);
1374 // Get/Set functions from <mach-o/nlist.h>
1376 inline uint16_t GET_LIBRARY_ORDINAL(uint16_t n_desc) {
1377 return (((n_desc) >> 8u) & 0xffu);
1380 inline void SET_LIBRARY_ORDINAL(uint16_t &n_desc, uint8_t ordinal) {
1381 n_desc = (((n_desc)&0x00ff) | (((ordinal)&0xff) << 8));
1384 inline uint8_t GET_COMM_ALIGN(uint16_t n_desc) {
1385 return (n_desc >> 8u) & 0x0fu;
1388 inline void SET_COMM_ALIGN(uint16_t &n_desc, uint8_t align) {
1389 n_desc = ((n_desc & 0xf0ffu) | ((align & 0x0fu) << 8u));
1392 // Enums from <mach/machine.h>
1394 // Capability bits used in the definition of cpu_type.
1395 CPU_ARCH_MASK = 0xff000000, // Mask for architecture bits
1396 CPU_ARCH_ABI64 = 0x01000000 // 64 bit ABI
1399 // Constants for the cputype field.
1403 CPU_TYPE_I386 = CPU_TYPE_X86,
1404 CPU_TYPE_X86_64 = CPU_TYPE_X86 | CPU_ARCH_ABI64,
1405 /* CPU_TYPE_MIPS = 8, */
1406 CPU_TYPE_MC98000 = 10, // Old Motorola PowerPC
1408 CPU_TYPE_ARM64 = CPU_TYPE_ARM | CPU_ARCH_ABI64,
1409 CPU_TYPE_SPARC = 14,
1410 CPU_TYPE_POWERPC = 18,
1411 CPU_TYPE_POWERPC64 = CPU_TYPE_POWERPC | CPU_ARCH_ABI64
1415 // Capability bits used in the definition of cpusubtype.
1416 CPU_SUBTYPE_MASK = 0xff000000, // Mask for architecture bits
1417 CPU_SUBTYPE_LIB64 = 0x80000000, // 64 bit libraries
1419 // Special CPU subtype constants.
1420 CPU_SUBTYPE_MULTIPLE = ~0u
1423 // Constants for the cpusubtype field.
1424 enum CPUSubTypeX86 {
1425 CPU_SUBTYPE_I386_ALL = 3,
1426 CPU_SUBTYPE_386 = 3,
1427 CPU_SUBTYPE_486 = 4,
1428 CPU_SUBTYPE_486SX = 0x84,
1429 CPU_SUBTYPE_586 = 5,
1430 CPU_SUBTYPE_PENT = CPU_SUBTYPE_586,
1431 CPU_SUBTYPE_PENTPRO = 0x16,
1432 CPU_SUBTYPE_PENTII_M3 = 0x36,
1433 CPU_SUBTYPE_PENTII_M5 = 0x56,
1434 CPU_SUBTYPE_CELERON = 0x67,
1435 CPU_SUBTYPE_CELERON_MOBILE = 0x77,
1436 CPU_SUBTYPE_PENTIUM_3 = 0x08,
1437 CPU_SUBTYPE_PENTIUM_3_M = 0x18,
1438 CPU_SUBTYPE_PENTIUM_3_XEON = 0x28,
1439 CPU_SUBTYPE_PENTIUM_M = 0x09,
1440 CPU_SUBTYPE_PENTIUM_4 = 0x0a,
1441 CPU_SUBTYPE_PENTIUM_4_M = 0x1a,
1442 CPU_SUBTYPE_ITANIUM = 0x0b,
1443 CPU_SUBTYPE_ITANIUM_2 = 0x1b,
1444 CPU_SUBTYPE_XEON = 0x0c,
1445 CPU_SUBTYPE_XEON_MP = 0x1c,
1447 CPU_SUBTYPE_X86_ALL = 3,
1448 CPU_SUBTYPE_X86_64_ALL = 3,
1449 CPU_SUBTYPE_X86_ARCH1 = 4,
1450 CPU_SUBTYPE_X86_64_H = 8
1452 inline int CPU_SUBTYPE_INTEL(int Family, int Model) {
1453 return Family | (Model << 4);
1455 inline int CPU_SUBTYPE_INTEL_FAMILY(CPUSubTypeX86 ST) {
1456 return ((int)ST) & 0x0f;
1458 inline int CPU_SUBTYPE_INTEL_MODEL(CPUSubTypeX86 ST) { return ((int)ST) >> 4; }
1459 enum { CPU_SUBTYPE_INTEL_FAMILY_MAX = 15, CPU_SUBTYPE_INTEL_MODEL_ALL = 0 };
1461 enum CPUSubTypeARM {
1462 CPU_SUBTYPE_ARM_ALL = 0,
1463 CPU_SUBTYPE_ARM_V4T = 5,
1464 CPU_SUBTYPE_ARM_V6 = 6,
1465 CPU_SUBTYPE_ARM_V5 = 7,
1466 CPU_SUBTYPE_ARM_V5TEJ = 7,
1467 CPU_SUBTYPE_ARM_XSCALE = 8,
1468 CPU_SUBTYPE_ARM_V7 = 9,
1469 // unused ARM_V7F = 10,
1470 CPU_SUBTYPE_ARM_V7S = 11,
1471 CPU_SUBTYPE_ARM_V7K = 12,
1472 CPU_SUBTYPE_ARM_V6M = 14,
1473 CPU_SUBTYPE_ARM_V7M = 15,
1474 CPU_SUBTYPE_ARM_V7EM = 16
1477 enum CPUSubTypeARM64 { CPU_SUBTYPE_ARM64_ALL = 0 };
1479 enum CPUSubTypeSPARC { CPU_SUBTYPE_SPARC_ALL = 0 };
1481 enum CPUSubTypePowerPC {
1482 CPU_SUBTYPE_POWERPC_ALL = 0,
1483 CPU_SUBTYPE_POWERPC_601 = 1,
1484 CPU_SUBTYPE_POWERPC_602 = 2,
1485 CPU_SUBTYPE_POWERPC_603 = 3,
1486 CPU_SUBTYPE_POWERPC_603e = 4,
1487 CPU_SUBTYPE_POWERPC_603ev = 5,
1488 CPU_SUBTYPE_POWERPC_604 = 6,
1489 CPU_SUBTYPE_POWERPC_604e = 7,
1490 CPU_SUBTYPE_POWERPC_620 = 8,
1491 CPU_SUBTYPE_POWERPC_750 = 9,
1492 CPU_SUBTYPE_POWERPC_7400 = 10,
1493 CPU_SUBTYPE_POWERPC_7450 = 11,
1494 CPU_SUBTYPE_POWERPC_970 = 100,
1496 CPU_SUBTYPE_MC980000_ALL = CPU_SUBTYPE_POWERPC_ALL,
1497 CPU_SUBTYPE_MC98601 = CPU_SUBTYPE_POWERPC_601
1500 struct x86_thread_state32_t {
1519 struct x86_thread_state64_t {
1543 enum x86_fp_control_precis {
1544 x86_FP_PREC_24B = 0,
1545 x86_FP_PREC_53B = 2,
1549 enum x86_fp_control_rc {
1550 x86_FP_RND_NEAR = 0,
1551 x86_FP_RND_DOWN = 1,
1556 struct fp_control_t {
1557 unsigned short invalid : 1, denorm : 1, zdiv : 1, ovrfl : 1, undfl : 1,
1558 precis : 1, : 2, pc : 2, rc : 2, : 1, : 3;
1561 struct fp_status_t {
1562 unsigned short invalid : 1, denorm : 1, zdiv : 1, ovrfl : 1, undfl : 1,
1563 precis : 1, stkflt : 1, errsumm : 1, c0 : 1, c1 : 1, c2 : 1, tos : 3,
1576 struct x86_float_state64_t {
1577 int32_t fpu_reserved[2];
1578 fp_control_t fpu_fcw;
1579 fp_status_t fpu_fsw;
1590 uint32_t fpu_mxcsrmask;
1591 mmst_reg_t fpu_stmm0;
1592 mmst_reg_t fpu_stmm1;
1593 mmst_reg_t fpu_stmm2;
1594 mmst_reg_t fpu_stmm3;
1595 mmst_reg_t fpu_stmm4;
1596 mmst_reg_t fpu_stmm5;
1597 mmst_reg_t fpu_stmm6;
1598 mmst_reg_t fpu_stmm7;
1609 xmm_reg_t fpu_xmm10;
1610 xmm_reg_t fpu_xmm11;
1611 xmm_reg_t fpu_xmm12;
1612 xmm_reg_t fpu_xmm13;
1613 xmm_reg_t fpu_xmm14;
1614 xmm_reg_t fpu_xmm15;
1615 char fpu_rsrv4[6 * 16];
1616 uint32_t fpu_reserved1;
1619 struct x86_exception_state64_t {
1623 uint64_t faultvaddr;
1626 inline void swapStruct(x86_thread_state32_t &x) {
1627 sys::swapByteOrder(x.eax);
1628 sys::swapByteOrder(x.ebx);
1629 sys::swapByteOrder(x.ecx);
1630 sys::swapByteOrder(x.edx);
1631 sys::swapByteOrder(x.edi);
1632 sys::swapByteOrder(x.esi);
1633 sys::swapByteOrder(x.ebp);
1634 sys::swapByteOrder(x.esp);
1635 sys::swapByteOrder(x.ss);
1636 sys::swapByteOrder(x.eflags);
1637 sys::swapByteOrder(x.eip);
1638 sys::swapByteOrder(x.cs);
1639 sys::swapByteOrder(x.ds);
1640 sys::swapByteOrder(x.es);
1641 sys::swapByteOrder(x.fs);
1642 sys::swapByteOrder(x.gs);
1645 inline void swapStruct(x86_thread_state64_t &x) {
1646 sys::swapByteOrder(x.rax);
1647 sys::swapByteOrder(x.rbx);
1648 sys::swapByteOrder(x.rcx);
1649 sys::swapByteOrder(x.rdx);
1650 sys::swapByteOrder(x.rdi);
1651 sys::swapByteOrder(x.rsi);
1652 sys::swapByteOrder(x.rbp);
1653 sys::swapByteOrder(x.rsp);
1654 sys::swapByteOrder(x.r8);
1655 sys::swapByteOrder(x.r9);
1656 sys::swapByteOrder(x.r10);
1657 sys::swapByteOrder(x.r11);
1658 sys::swapByteOrder(x.r12);
1659 sys::swapByteOrder(x.r13);
1660 sys::swapByteOrder(x.r14);
1661 sys::swapByteOrder(x.r15);
1662 sys::swapByteOrder(x.rip);
1663 sys::swapByteOrder(x.rflags);
1664 sys::swapByteOrder(x.cs);
1665 sys::swapByteOrder(x.fs);
1666 sys::swapByteOrder(x.gs);
1669 inline void swapStruct(x86_float_state64_t &x) {
1670 sys::swapByteOrder(x.fpu_reserved[0]);
1671 sys::swapByteOrder(x.fpu_reserved[1]);
1672 // TODO swap: fp_control_t fpu_fcw;
1673 // TODO swap: fp_status_t fpu_fsw;
1674 sys::swapByteOrder(x.fpu_fop);
1675 sys::swapByteOrder(x.fpu_ip);
1676 sys::swapByteOrder(x.fpu_cs);
1677 sys::swapByteOrder(x.fpu_rsrv2);
1678 sys::swapByteOrder(x.fpu_dp);
1679 sys::swapByteOrder(x.fpu_ds);
1680 sys::swapByteOrder(x.fpu_rsrv3);
1681 sys::swapByteOrder(x.fpu_mxcsr);
1682 sys::swapByteOrder(x.fpu_mxcsrmask);
1683 sys::swapByteOrder(x.fpu_reserved1);
1686 inline void swapStruct(x86_exception_state64_t &x) {
1687 sys::swapByteOrder(x.trapno);
1688 sys::swapByteOrder(x.cpu);
1689 sys::swapByteOrder(x.err);
1690 sys::swapByteOrder(x.faultvaddr);
1693 struct x86_state_hdr_t {
1698 struct x86_thread_state_t {
1699 x86_state_hdr_t tsh;
1701 x86_thread_state64_t ts64;
1702 x86_thread_state32_t ts32;
1706 struct x86_float_state_t {
1707 x86_state_hdr_t fsh;
1709 x86_float_state64_t fs64;
1713 struct x86_exception_state_t {
1714 x86_state_hdr_t esh;
1716 x86_exception_state64_t es64;
1720 inline void swapStruct(x86_state_hdr_t &x) {
1721 sys::swapByteOrder(x.flavor);
1722 sys::swapByteOrder(x.count);
1725 enum X86ThreadFlavors {
1726 x86_THREAD_STATE32 = 1,
1727 x86_FLOAT_STATE32 = 2,
1728 x86_EXCEPTION_STATE32 = 3,
1729 x86_THREAD_STATE64 = 4,
1730 x86_FLOAT_STATE64 = 5,
1731 x86_EXCEPTION_STATE64 = 6,
1732 x86_THREAD_STATE = 7,
1733 x86_FLOAT_STATE = 8,
1734 x86_EXCEPTION_STATE = 9,
1735 x86_DEBUG_STATE32 = 10,
1736 x86_DEBUG_STATE64 = 11,
1737 x86_DEBUG_STATE = 12
1740 inline void swapStruct(x86_thread_state_t &x) {
1742 if (x.tsh.flavor == x86_THREAD_STATE64)
1743 swapStruct(x.uts.ts64);
1746 inline void swapStruct(x86_float_state_t &x) {
1748 if (x.fsh.flavor == x86_FLOAT_STATE64)
1749 swapStruct(x.ufs.fs64);
1752 inline void swapStruct(x86_exception_state_t &x) {
1754 if (x.esh.flavor == x86_EXCEPTION_STATE64)
1755 swapStruct(x.ues.es64);
1758 const uint32_t x86_THREAD_STATE32_COUNT =
1759 sizeof(x86_thread_state32_t) / sizeof(uint32_t);
1761 const uint32_t x86_THREAD_STATE64_COUNT =
1762 sizeof(x86_thread_state64_t) / sizeof(uint32_t);
1763 const uint32_t x86_FLOAT_STATE64_COUNT =
1764 sizeof(x86_float_state64_t) / sizeof(uint32_t);
1765 const uint32_t x86_EXCEPTION_STATE64_COUNT =
1766 sizeof(x86_exception_state64_t) / sizeof(uint32_t);
1768 const uint32_t x86_THREAD_STATE_COUNT =
1769 sizeof(x86_thread_state_t) / sizeof(uint32_t);
1770 const uint32_t x86_FLOAT_STATE_COUNT =
1771 sizeof(x86_float_state_t) / sizeof(uint32_t);
1772 const uint32_t x86_EXCEPTION_STATE_COUNT =
1773 sizeof(x86_exception_state_t) / sizeof(uint32_t);
1775 struct arm_thread_state32_t {
1783 inline void swapStruct(arm_thread_state32_t &x) {
1784 for (int i = 0; i < 13; i++)
1785 sys::swapByteOrder(x.r[i]);
1786 sys::swapByteOrder(x.sp);
1787 sys::swapByteOrder(x.lr);
1788 sys::swapByteOrder(x.pc);
1789 sys::swapByteOrder(x.cpsr);
1792 struct arm_thread_state64_t {
1802 inline void swapStruct(arm_thread_state64_t &x) {
1803 for (int i = 0; i < 29; i++)
1804 sys::swapByteOrder(x.x[i]);
1805 sys::swapByteOrder(x.fp);
1806 sys::swapByteOrder(x.lr);
1807 sys::swapByteOrder(x.sp);
1808 sys::swapByteOrder(x.pc);
1809 sys::swapByteOrder(x.cpsr);
1812 struct arm_state_hdr_t {
1817 struct arm_thread_state_t {
1818 arm_state_hdr_t tsh;
1820 arm_thread_state32_t ts32;
1824 inline void swapStruct(arm_state_hdr_t &x) {
1825 sys::swapByteOrder(x.flavor);
1826 sys::swapByteOrder(x.count);
1829 enum ARMThreadFlavors {
1830 ARM_THREAD_STATE = 1,
1832 ARM_EXCEPTION_STATE = 3,
1833 ARM_DEBUG_STATE = 4,
1834 ARN_THREAD_STATE_NONE = 5,
1835 ARM_THREAD_STATE64 = 6,
1836 ARM_EXCEPTION_STATE64 = 7
1839 inline void swapStruct(arm_thread_state_t &x) {
1841 if (x.tsh.flavor == ARM_THREAD_STATE)
1842 swapStruct(x.uts.ts32);
1845 const uint32_t ARM_THREAD_STATE_COUNT =
1846 sizeof(arm_thread_state32_t) / sizeof(uint32_t);
1848 const uint32_t ARM_THREAD_STATE64_COUNT =
1849 sizeof(arm_thread_state64_t) / sizeof(uint32_t);
1851 struct ppc_thread_state32_t {
1894 inline void swapStruct(ppc_thread_state32_t &x) {
1895 sys::swapByteOrder(x.srr0);
1896 sys::swapByteOrder(x.srr1);
1897 sys::swapByteOrder(x.r0);
1898 sys::swapByteOrder(x.r1);
1899 sys::swapByteOrder(x.r2);
1900 sys::swapByteOrder(x.r3);
1901 sys::swapByteOrder(x.r4);
1902 sys::swapByteOrder(x.r5);
1903 sys::swapByteOrder(x.r6);
1904 sys::swapByteOrder(x.r7);
1905 sys::swapByteOrder(x.r8);
1906 sys::swapByteOrder(x.r9);
1907 sys::swapByteOrder(x.r10);
1908 sys::swapByteOrder(x.r11);
1909 sys::swapByteOrder(x.r12);
1910 sys::swapByteOrder(x.r13);
1911 sys::swapByteOrder(x.r14);
1912 sys::swapByteOrder(x.r15);
1913 sys::swapByteOrder(x.r16);
1914 sys::swapByteOrder(x.r17);
1915 sys::swapByteOrder(x.r18);
1916 sys::swapByteOrder(x.r19);
1917 sys::swapByteOrder(x.r20);
1918 sys::swapByteOrder(x.r21);
1919 sys::swapByteOrder(x.r22);
1920 sys::swapByteOrder(x.r23);
1921 sys::swapByteOrder(x.r24);
1922 sys::swapByteOrder(x.r25);
1923 sys::swapByteOrder(x.r26);
1924 sys::swapByteOrder(x.r27);
1925 sys::swapByteOrder(x.r28);
1926 sys::swapByteOrder(x.r29);
1927 sys::swapByteOrder(x.r30);
1928 sys::swapByteOrder(x.r31);
1929 sys::swapByteOrder(x.ct);
1930 sys::swapByteOrder(x.xer);
1931 sys::swapByteOrder(x.lr);
1932 sys::swapByteOrder(x.ctr);
1933 sys::swapByteOrder(x.mq);
1934 sys::swapByteOrder(x.vrsave);
1937 struct ppc_state_hdr_t {
1942 struct ppc_thread_state_t {
1943 ppc_state_hdr_t tsh;
1945 ppc_thread_state32_t ts32;
1949 inline void swapStruct(ppc_state_hdr_t &x) {
1950 sys::swapByteOrder(x.flavor);
1951 sys::swapByteOrder(x.count);
1954 enum PPCThreadFlavors {
1955 PPC_THREAD_STATE = 1,
1956 PPC_FLOAT_STATE = 2,
1957 PPC_EXCEPTION_STATE = 3,
1958 PPC_VECTOR_STATE = 4,
1959 PPC_THREAD_STATE64 = 5,
1960 PPC_EXCEPTION_STATE64 = 6,
1961 PPC_THREAD_STATE_NONE = 7
1964 inline void swapStruct(ppc_thread_state_t &x) {
1966 if (x.tsh.flavor == PPC_THREAD_STATE)
1967 swapStruct(x.uts.ts32);
1970 const uint32_t PPC_THREAD_STATE_COUNT =
1971 sizeof(ppc_thread_state32_t) / sizeof(uint32_t);
1973 // Define a union of all load command structs
1974 #define LOAD_COMMAND_STRUCT(LCStruct) LCStruct LCStruct##_data;
1977 union alignas(4) macho_load_command {
1978 #include "llvm/BinaryFormat/MachO.def"
1982 } // end namespace MachO
1983 } // end namespace llvm