1 //===-- llvm/Support/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_SUPPORT_MACHO_H
15 #define LLVM_SUPPORT_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
36 // Constants for the "filetype" field in llvm::MachO::mach_header and
37 // llvm::MachO::mach_header_64
52 // Constant bits for the "flags" field in llvm::MachO::mach_header and
53 // llvm::MachO::mach_header_64
54 MH_NOUNDEFS = 0x00000001u,
55 MH_INCRLINK = 0x00000002u,
56 MH_DYLDLINK = 0x00000004u,
57 MH_BINDATLOAD = 0x00000008u,
58 MH_PREBOUND = 0x00000010u,
59 MH_SPLIT_SEGS = 0x00000020u,
60 MH_LAZY_INIT = 0x00000040u,
61 MH_TWOLEVEL = 0x00000080u,
62 MH_FORCE_FLAT = 0x00000100u,
63 MH_NOMULTIDEFS = 0x00000200u,
64 MH_NOFIXPREBINDING = 0x00000400u,
65 MH_PREBINDABLE = 0x00000800u,
66 MH_ALLMODSBOUND = 0x00001000u,
67 MH_SUBSECTIONS_VIA_SYMBOLS = 0x00002000u,
68 MH_CANONICAL = 0x00004000u,
69 MH_WEAK_DEFINES = 0x00008000u,
70 MH_BINDS_TO_WEAK = 0x00010000u,
71 MH_ALLOW_STACK_EXECUTION = 0x00020000u,
72 MH_ROOT_SAFE = 0x00040000u,
73 MH_SETUID_SAFE = 0x00080000u,
74 MH_NO_REEXPORTED_DYLIBS = 0x00100000u,
76 MH_DEAD_STRIPPABLE_DYLIB = 0x00400000u,
77 MH_HAS_TLV_DESCRIPTORS = 0x00800000u,
78 MH_NO_HEAP_EXECUTION = 0x01000000u,
79 MH_APP_EXTENSION_SAFE = 0x02000000u
83 // Flags for the "cmd" field in llvm::MachO::load_command
84 LC_REQ_DYLD = 0x80000000u
87 enum LoadCommandType : uint32_t {
88 // Constants for the "cmd" field in llvm::MachO::load_command
89 LC_SEGMENT = 0x00000001u,
90 LC_SYMTAB = 0x00000002u,
91 LC_SYMSEG = 0x00000003u,
92 LC_THREAD = 0x00000004u,
93 LC_UNIXTHREAD = 0x00000005u,
94 LC_LOADFVMLIB = 0x00000006u,
95 LC_IDFVMLIB = 0x00000007u,
96 LC_IDENT = 0x00000008u,
97 LC_FVMFILE = 0x00000009u,
98 LC_PREPAGE = 0x0000000Au,
99 LC_DYSYMTAB = 0x0000000Bu,
100 LC_LOAD_DYLIB = 0x0000000Cu,
101 LC_ID_DYLIB = 0x0000000Du,
102 LC_LOAD_DYLINKER = 0x0000000Eu,
103 LC_ID_DYLINKER = 0x0000000Fu,
104 LC_PREBOUND_DYLIB = 0x00000010u,
105 LC_ROUTINES = 0x00000011u,
106 LC_SUB_FRAMEWORK = 0x00000012u,
107 LC_SUB_UMBRELLA = 0x00000013u,
108 LC_SUB_CLIENT = 0x00000014u,
109 LC_SUB_LIBRARY = 0x00000015u,
110 LC_TWOLEVEL_HINTS = 0x00000016u,
111 LC_PREBIND_CKSUM = 0x00000017u,
112 LC_LOAD_WEAK_DYLIB = 0x80000018u,
113 LC_SEGMENT_64 = 0x00000019u,
114 LC_ROUTINES_64 = 0x0000001Au,
115 LC_UUID = 0x0000001Bu,
116 LC_RPATH = 0x8000001Cu,
117 LC_CODE_SIGNATURE = 0x0000001Du,
118 LC_SEGMENT_SPLIT_INFO = 0x0000001Eu,
119 LC_REEXPORT_DYLIB = 0x8000001Fu,
120 LC_LAZY_LOAD_DYLIB = 0x00000020u,
121 LC_ENCRYPTION_INFO = 0x00000021u,
122 LC_DYLD_INFO = 0x00000022u,
123 LC_DYLD_INFO_ONLY = 0x80000022u,
124 LC_LOAD_UPWARD_DYLIB = 0x80000023u,
125 LC_VERSION_MIN_MACOSX = 0x00000024u,
126 LC_VERSION_MIN_IPHONEOS = 0x00000025u,
127 LC_FUNCTION_STARTS = 0x00000026u,
128 LC_DYLD_ENVIRONMENT = 0x00000027u,
129 LC_MAIN = 0x80000028u,
130 LC_DATA_IN_CODE = 0x00000029u,
131 LC_SOURCE_VERSION = 0x0000002Au,
132 LC_DYLIB_CODE_SIGN_DRS = 0x0000002Bu,
133 LC_ENCRYPTION_INFO_64 = 0x0000002Cu,
134 LC_LINKER_OPTION = 0x0000002Du,
135 LC_LINKER_OPTIMIZATION_HINT = 0x0000002Eu,
136 LC_VERSION_MIN_TVOS = 0x0000002Fu,
137 LC_VERSION_MIN_WATCHOS = 0x00000030u,
141 // Constant bits for the "flags" field in llvm::MachO::segment_command
145 SG_PROTECTED_VERSION_1 = 0x8u,
147 // Constant masks for the "flags" field in llvm::MachO::section and
148 // llvm::MachO::section_64
149 SECTION_TYPE = 0x000000ffu, // SECTION_TYPE
150 SECTION_ATTRIBUTES = 0xffffff00u, // SECTION_ATTRIBUTES
151 SECTION_ATTRIBUTES_USR = 0xff000000u, // SECTION_ATTRIBUTES_USR
152 SECTION_ATTRIBUTES_SYS = 0x00ffff00u // SECTION_ATTRIBUTES_SYS
155 /// These are the section type and attributes fields. A MachO section can
156 /// have only one Type, but can have any of the attributes specified.
157 enum SectionType : uint32_t {
158 // Constant masks for the "flags[7:0]" field in llvm::MachO::section and
159 // llvm::MachO::section_64 (mask "flags" with SECTION_TYPE)
161 /// S_REGULAR - Regular section.
163 /// S_ZEROFILL - Zero fill on demand section.
165 /// S_CSTRING_LITERALS - Section with literal C strings.
166 S_CSTRING_LITERALS = 0x02u,
167 /// S_4BYTE_LITERALS - Section with 4 byte literals.
168 S_4BYTE_LITERALS = 0x03u,
169 /// S_8BYTE_LITERALS - Section with 8 byte literals.
170 S_8BYTE_LITERALS = 0x04u,
171 /// S_LITERAL_POINTERS - Section with pointers to literals.
172 S_LITERAL_POINTERS = 0x05u,
173 /// S_NON_LAZY_SYMBOL_POINTERS - Section with non-lazy symbol pointers.
174 S_NON_LAZY_SYMBOL_POINTERS = 0x06u,
175 /// S_LAZY_SYMBOL_POINTERS - Section with lazy symbol pointers.
176 S_LAZY_SYMBOL_POINTERS = 0x07u,
177 /// S_SYMBOL_STUBS - Section with symbol stubs, byte size of stub in
178 /// the Reserved2 field.
179 S_SYMBOL_STUBS = 0x08u,
180 /// S_MOD_INIT_FUNC_POINTERS - Section with only function pointers for
182 S_MOD_INIT_FUNC_POINTERS = 0x09u,
183 /// S_MOD_TERM_FUNC_POINTERS - Section with only function pointers for
185 S_MOD_TERM_FUNC_POINTERS = 0x0au,
186 /// S_COALESCED - Section contains symbols that are to be coalesced.
188 /// S_GB_ZEROFILL - Zero fill on demand section (that can be larger than 4
190 S_GB_ZEROFILL = 0x0cu,
191 /// S_INTERPOSING - Section with only pairs of function pointers for
193 S_INTERPOSING = 0x0du,
194 /// S_16BYTE_LITERALS - Section with only 16 byte literals.
195 S_16BYTE_LITERALS = 0x0eu,
196 /// S_DTRACE_DOF - Section contains DTrace Object Format.
197 S_DTRACE_DOF = 0x0fu,
198 /// S_LAZY_DYLIB_SYMBOL_POINTERS - Section with lazy symbol pointers to
199 /// lazy loaded dylibs.
200 S_LAZY_DYLIB_SYMBOL_POINTERS = 0x10u,
201 /// S_THREAD_LOCAL_REGULAR - Thread local data section.
202 S_THREAD_LOCAL_REGULAR = 0x11u,
203 /// S_THREAD_LOCAL_ZEROFILL - Thread local zerofill section.
204 S_THREAD_LOCAL_ZEROFILL = 0x12u,
205 /// S_THREAD_LOCAL_VARIABLES - Section with thread local variable
207 S_THREAD_LOCAL_VARIABLES = 0x13u,
208 /// S_THREAD_LOCAL_VARIABLE_POINTERS - Section with pointers to thread
209 /// local structures.
210 S_THREAD_LOCAL_VARIABLE_POINTERS = 0x14u,
211 /// S_THREAD_LOCAL_INIT_FUNCTION_POINTERS - Section with thread local
212 /// variable initialization pointers to functions.
213 S_THREAD_LOCAL_INIT_FUNCTION_POINTERS = 0x15u,
215 LAST_KNOWN_SECTION_TYPE = S_THREAD_LOCAL_INIT_FUNCTION_POINTERS
219 // Constant masks for the "flags[31:24]" field in llvm::MachO::section and
220 // llvm::MachO::section_64 (mask "flags" with SECTION_ATTRIBUTES_USR)
222 /// S_ATTR_PURE_INSTRUCTIONS - Section contains only true machine
224 S_ATTR_PURE_INSTRUCTIONS = 0x80000000u,
225 /// S_ATTR_NO_TOC - Section contains coalesced symbols that are not to be
226 /// in a ranlib table of contents.
227 S_ATTR_NO_TOC = 0x40000000u,
228 /// S_ATTR_STRIP_STATIC_SYMS - Ok to strip static symbols in this section
229 /// in files with the MY_DYLDLINK flag.
230 S_ATTR_STRIP_STATIC_SYMS = 0x20000000u,
231 /// S_ATTR_NO_DEAD_STRIP - No dead stripping.
232 S_ATTR_NO_DEAD_STRIP = 0x10000000u,
233 /// S_ATTR_LIVE_SUPPORT - Blocks are live if they reference live blocks.
234 S_ATTR_LIVE_SUPPORT = 0x08000000u,
235 /// S_ATTR_SELF_MODIFYING_CODE - Used with i386 code stubs written on by
237 S_ATTR_SELF_MODIFYING_CODE = 0x04000000u,
238 /// S_ATTR_DEBUG - A debug section.
239 S_ATTR_DEBUG = 0x02000000u,
241 // Constant masks for the "flags[23:8]" field in llvm::MachO::section and
242 // llvm::MachO::section_64 (mask "flags" with SECTION_ATTRIBUTES_SYS)
244 /// S_ATTR_SOME_INSTRUCTIONS - Section contains some machine instructions.
245 S_ATTR_SOME_INSTRUCTIONS = 0x00000400u,
246 /// S_ATTR_EXT_RELOC - Section has external relocation entries.
247 S_ATTR_EXT_RELOC = 0x00000200u,
248 /// S_ATTR_LOC_RELOC - Section has local relocation entries.
249 S_ATTR_LOC_RELOC = 0x00000100u,
251 // Constant masks for the value of an indirect symbol in an indirect
253 INDIRECT_SYMBOL_LOCAL = 0x80000000u,
254 INDIRECT_SYMBOL_ABS = 0x40000000u
257 enum DataRegionType {
258 // Constants for the "kind" field in a data_in_code_entry structure
260 DICE_KIND_JUMP_TABLE8 = 2u,
261 DICE_KIND_JUMP_TABLE16 = 3u,
262 DICE_KIND_JUMP_TABLE32 = 4u,
263 DICE_KIND_ABS_JUMP_TABLE32 = 5u
267 REBASE_TYPE_POINTER = 1u,
268 REBASE_TYPE_TEXT_ABSOLUTE32 = 2u,
269 REBASE_TYPE_TEXT_PCREL32 = 3u
273 REBASE_OPCODE_MASK = 0xF0u,
274 REBASE_IMMEDIATE_MASK = 0x0Fu
278 REBASE_OPCODE_DONE = 0x00u,
279 REBASE_OPCODE_SET_TYPE_IMM = 0x10u,
280 REBASE_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB = 0x20u,
281 REBASE_OPCODE_ADD_ADDR_ULEB = 0x30u,
282 REBASE_OPCODE_ADD_ADDR_IMM_SCALED = 0x40u,
283 REBASE_OPCODE_DO_REBASE_IMM_TIMES = 0x50u,
284 REBASE_OPCODE_DO_REBASE_ULEB_TIMES = 0x60u,
285 REBASE_OPCODE_DO_REBASE_ADD_ADDR_ULEB = 0x70u,
286 REBASE_OPCODE_DO_REBASE_ULEB_TIMES_SKIPPING_ULEB = 0x80u
290 BIND_TYPE_POINTER = 1u,
291 BIND_TYPE_TEXT_ABSOLUTE32 = 2u,
292 BIND_TYPE_TEXT_PCREL32 = 3u
295 enum BindSpecialDylib {
296 BIND_SPECIAL_DYLIB_SELF = 0,
297 BIND_SPECIAL_DYLIB_MAIN_EXECUTABLE = -1,
298 BIND_SPECIAL_DYLIB_FLAT_LOOKUP = -2
302 BIND_SYMBOL_FLAGS_WEAK_IMPORT = 0x1u,
303 BIND_SYMBOL_FLAGS_NON_WEAK_DEFINITION = 0x8u,
305 BIND_OPCODE_MASK = 0xF0u,
306 BIND_IMMEDIATE_MASK = 0x0Fu
310 BIND_OPCODE_DONE = 0x00u,
311 BIND_OPCODE_SET_DYLIB_ORDINAL_IMM = 0x10u,
312 BIND_OPCODE_SET_DYLIB_ORDINAL_ULEB = 0x20u,
313 BIND_OPCODE_SET_DYLIB_SPECIAL_IMM = 0x30u,
314 BIND_OPCODE_SET_SYMBOL_TRAILING_FLAGS_IMM = 0x40u,
315 BIND_OPCODE_SET_TYPE_IMM = 0x50u,
316 BIND_OPCODE_SET_ADDEND_SLEB = 0x60u,
317 BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB = 0x70u,
318 BIND_OPCODE_ADD_ADDR_ULEB = 0x80u,
319 BIND_OPCODE_DO_BIND = 0x90u,
320 BIND_OPCODE_DO_BIND_ADD_ADDR_ULEB = 0xA0u,
321 BIND_OPCODE_DO_BIND_ADD_ADDR_IMM_SCALED = 0xB0u,
322 BIND_OPCODE_DO_BIND_ULEB_TIMES_SKIPPING_ULEB = 0xC0u
326 EXPORT_SYMBOL_FLAGS_KIND_MASK = 0x03u,
327 EXPORT_SYMBOL_FLAGS_WEAK_DEFINITION = 0x04u,
328 EXPORT_SYMBOL_FLAGS_REEXPORT = 0x08u,
329 EXPORT_SYMBOL_FLAGS_STUB_AND_RESOLVER = 0x10u
332 enum ExportSymbolKind {
333 EXPORT_SYMBOL_FLAGS_KIND_REGULAR = 0x00u,
334 EXPORT_SYMBOL_FLAGS_KIND_THREAD_LOCAL = 0x01u,
335 EXPORT_SYMBOL_FLAGS_KIND_ABSOLUTE = 0x02u
339 // Constant masks for the "n_type" field in llvm::MachO::nlist and
340 // llvm::MachO::nlist_64
348 // Constants for the "n_type & N_TYPE" llvm::MachO::nlist and
349 // llvm::MachO::nlist_64
357 enum SectionOrdinal {
358 // Constants for the "n_sect" field in llvm::MachO::nlist and
359 // llvm::MachO::nlist_64
365 // Constant masks for the "n_desc" field in llvm::MachO::nlist and
366 // llvm::MachO::nlist_64
367 // The low 3 bits are the for the REFERENCE_TYPE.
368 REFERENCE_TYPE = 0x7,
369 REFERENCE_FLAG_UNDEFINED_NON_LAZY = 0,
370 REFERENCE_FLAG_UNDEFINED_LAZY = 1,
371 REFERENCE_FLAG_DEFINED = 2,
372 REFERENCE_FLAG_PRIVATE_DEFINED = 3,
373 REFERENCE_FLAG_PRIVATE_UNDEFINED_NON_LAZY = 4,
374 REFERENCE_FLAG_PRIVATE_UNDEFINED_LAZY = 5,
375 // Flag bits (some overlap with the library ordinal bits).
376 N_ARM_THUMB_DEF = 0x0008u,
377 REFERENCED_DYNAMICALLY = 0x0010u,
378 N_NO_DEAD_STRIP = 0x0020u,
379 N_WEAK_REF = 0x0040u,
380 N_WEAK_DEF = 0x0080u,
381 N_SYMBOL_RESOLVER = 0x0100u,
382 N_ALT_ENTRY = 0x0200u,
383 // For undefined symbols coming from libraries, see GET_LIBRARY_ORDINAL()
384 // as these are in the top 8 bits.
385 SELF_LIBRARY_ORDINAL = 0x0,
386 MAX_LIBRARY_ORDINAL = 0xfd,
387 DYNAMIC_LOOKUP_ORDINAL = 0xfe,
388 EXECUTABLE_ORDINAL = 0xff
392 // Constant values for the "n_type" field in llvm::MachO::nlist and
393 // llvm::MachO::nlist_64 when "(n_type & N_STAB) != 0"
428 // Constant values for the r_symbolnum field in an
429 // llvm::MachO::relocation_info structure when r_extern is 0.
432 // Constant bits for the r_address field in an
433 // llvm::MachO::relocation_info structure.
434 R_SCATTERED = 0x80000000
437 enum RelocationInfoType {
438 // Constant values for the r_type field in an
439 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
441 GENERIC_RELOC_VANILLA = 0,
442 GENERIC_RELOC_PAIR = 1,
443 GENERIC_RELOC_SECTDIFF = 2,
444 GENERIC_RELOC_PB_LA_PTR = 3,
445 GENERIC_RELOC_LOCAL_SECTDIFF = 4,
446 GENERIC_RELOC_TLV = 5,
448 // Constant values for the r_type field in a PowerPC architecture
449 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
451 PPC_RELOC_VANILLA = GENERIC_RELOC_VANILLA,
452 PPC_RELOC_PAIR = GENERIC_RELOC_PAIR,
459 PPC_RELOC_SECTDIFF = 8,
460 PPC_RELOC_PB_LA_PTR = 9,
461 PPC_RELOC_HI16_SECTDIFF = 10,
462 PPC_RELOC_LO16_SECTDIFF = 11,
463 PPC_RELOC_HA16_SECTDIFF = 12,
465 PPC_RELOC_LO14_SECTDIFF = 14,
466 PPC_RELOC_LOCAL_SECTDIFF = 15,
468 // Constant values for the r_type field in an ARM architecture
469 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
471 ARM_RELOC_VANILLA = GENERIC_RELOC_VANILLA,
472 ARM_RELOC_PAIR = GENERIC_RELOC_PAIR,
473 ARM_RELOC_SECTDIFF = GENERIC_RELOC_SECTDIFF,
474 ARM_RELOC_LOCAL_SECTDIFF = 3,
475 ARM_RELOC_PB_LA_PTR = 4,
477 ARM_THUMB_RELOC_BR22 = 6,
478 ARM_THUMB_32BIT_BRANCH = 7, // obsolete
480 ARM_RELOC_HALF_SECTDIFF = 9,
482 // Constant values for the r_type field in an ARM64 architecture
483 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
487 ARM64_RELOC_UNSIGNED = 0,
488 // Must be followed by an ARM64_RELOC_UNSIGNED
489 ARM64_RELOC_SUBTRACTOR = 1,
490 // A B/BL instruction with 26-bit displacement.
491 ARM64_RELOC_BRANCH26 = 2,
492 // PC-rel distance to page of target.
493 ARM64_RELOC_PAGE21 = 3,
494 // Offset within page, scaled by r_length.
495 ARM64_RELOC_PAGEOFF12 = 4,
496 // PC-rel distance to page of GOT slot.
497 ARM64_RELOC_GOT_LOAD_PAGE21 = 5,
498 // Offset within page of GOT slot, scaled by r_length.
499 ARM64_RELOC_GOT_LOAD_PAGEOFF12 = 6,
500 // For pointers to GOT slots.
501 ARM64_RELOC_POINTER_TO_GOT = 7,
502 // PC-rel distance to page of TLVP slot.
503 ARM64_RELOC_TLVP_LOAD_PAGE21 = 8,
504 // Offset within page of TLVP slot, scaled by r_length.
505 ARM64_RELOC_TLVP_LOAD_PAGEOFF12 = 9,
506 // Must be followed by ARM64_RELOC_PAGE21 or ARM64_RELOC_PAGEOFF12.
507 ARM64_RELOC_ADDEND = 10,
509 // Constant values for the r_type field in an x86_64 architecture
510 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
512 X86_64_RELOC_UNSIGNED = 0,
513 X86_64_RELOC_SIGNED = 1,
514 X86_64_RELOC_BRANCH = 2,
515 X86_64_RELOC_GOT_LOAD = 3,
516 X86_64_RELOC_GOT = 4,
517 X86_64_RELOC_SUBTRACTOR = 5,
518 X86_64_RELOC_SIGNED_1 = 6,
519 X86_64_RELOC_SIGNED_2 = 7,
520 X86_64_RELOC_SIGNED_4 = 8,
524 // Values for segment_command.initprot.
525 // From <mach/vm_prot.h>
529 VM_PROT_EXECUTE = 0x4
532 // Structs from <mach-o/loader.h>
544 struct mach_header_64 {
555 struct load_command {
560 struct segment_command {
574 struct segment_command_64 {
619 uint32_t minor_version;
620 uint32_t header_addr;
623 struct fvmlib_command {
626 struct fvmlib fvmlib;
632 uint32_t current_version;
633 uint32_t compatibility_version;
636 struct dylib_command {
642 struct sub_framework_command {
648 struct sub_client_command {
654 struct sub_umbrella_command {
657 uint32_t sub_umbrella;
660 struct sub_library_command {
663 uint32_t sub_library;
666 struct prebound_dylib_command {
671 uint32_t linked_modules;
674 struct dylinker_command {
680 struct thread_command {
685 struct routines_command {
688 uint32_t init_address;
689 uint32_t init_module;
698 struct routines_command_64 {
701 uint64_t init_address;
702 uint64_t init_module;
711 struct symtab_command {
720 struct dysymtab_command {
733 uint32_t extrefsymoff;
734 uint32_t nextrefsyms;
735 uint32_t indirectsymoff;
736 uint32_t nindirectsyms;
743 struct dylib_table_of_contents {
744 uint32_t symbol_index;
745 uint32_t module_index;
748 struct dylib_module {
749 uint32_t module_name;
758 uint32_t iinit_iterm;
759 uint32_t ninit_nterm;
760 uint32_t objc_module_info_addr;
761 uint32_t objc_module_info_size;
764 struct dylib_module_64 {
765 uint32_t module_name;
774 uint32_t iinit_iterm;
775 uint32_t ninit_nterm;
776 uint32_t objc_module_info_size;
777 uint64_t objc_module_info_addr;
780 struct dylib_reference {
785 struct twolevel_hints_command {
792 struct twolevel_hint {
793 uint32_t isub_image:8,
797 struct prebind_cksum_command {
803 struct uuid_command {
809 struct rpath_command {
815 struct linkedit_data_command {
822 struct data_in_code_entry {
828 struct source_version_command {
834 struct encryption_info_command {
842 struct encryption_info_command_64 {
851 struct version_min_command {
852 uint32_t cmd; // LC_VERSION_MIN_MACOSX or
853 // LC_VERSION_MIN_IPHONEOS
854 uint32_t cmdsize; // sizeof(struct version_min_command)
855 uint32_t version; // X.Y.Z is encoded in nibbles xxxx.yy.zz
856 uint32_t sdk; // X.Y.Z is encoded in nibbles xxxx.yy.zz
859 struct dyld_info_command {
863 uint32_t rebase_size;
866 uint32_t weak_bind_off;
867 uint32_t weak_bind_size;
868 uint32_t lazy_bind_off;
869 uint32_t lazy_bind_size;
871 uint32_t export_size;
874 struct linker_option_command {
880 struct symseg_command {
887 struct ident_command {
892 struct fvmfile_command {
896 uint32_t header_addr;
899 struct tlv_descriptor_32 {
905 struct tlv_descriptor_64 {
911 struct tlv_descriptor {
917 struct entry_point_command {
924 // Structs from <mach-o/fat.h>
938 // Structs from <mach-o/reloc.h>
939 struct relocation_info {
941 uint32_t r_symbolnum:24,
948 struct scattered_relocation_info {
949 #if defined(BYTE_ORDER) && defined(BIG_ENDIAN) && (BYTE_ORDER == BIG_ENDIAN)
950 uint32_t r_scattered:1,
956 uint32_t r_address:24,
965 // Structs NOT from <mach-o/reloc.h>, but that make LLVM's life easier
966 struct any_relocation_info {
967 uint32_t r_word0, r_word1;
970 // Structs from <mach-o/nlist.h>
994 // Byte order swapping functions for MachO structs
996 inline void swapStruct(mach_header &mh) {
997 sys::swapByteOrder(mh.magic);
998 sys::swapByteOrder(mh.cputype);
999 sys::swapByteOrder(mh.cpusubtype);
1000 sys::swapByteOrder(mh.filetype);
1001 sys::swapByteOrder(mh.ncmds);
1002 sys::swapByteOrder(mh.sizeofcmds);
1003 sys::swapByteOrder(mh.flags);
1006 inline void swapStruct(mach_header_64 &H) {
1007 sys::swapByteOrder(H.magic);
1008 sys::swapByteOrder(H.cputype);
1009 sys::swapByteOrder(H.cpusubtype);
1010 sys::swapByteOrder(H.filetype);
1011 sys::swapByteOrder(H.ncmds);
1012 sys::swapByteOrder(H.sizeofcmds);
1013 sys::swapByteOrder(H.flags);
1014 sys::swapByteOrder(H.reserved);
1017 inline void swapStruct(load_command &lc) {
1018 sys::swapByteOrder(lc.cmd);
1019 sys::swapByteOrder(lc.cmdsize);
1022 inline void swapStruct(symtab_command &lc) {
1023 sys::swapByteOrder(lc.cmd);
1024 sys::swapByteOrder(lc.cmdsize);
1025 sys::swapByteOrder(lc.symoff);
1026 sys::swapByteOrder(lc.nsyms);
1027 sys::swapByteOrder(lc.stroff);
1028 sys::swapByteOrder(lc.strsize);
1031 inline void swapStruct(segment_command_64 &seg) {
1032 sys::swapByteOrder(seg.cmd);
1033 sys::swapByteOrder(seg.cmdsize);
1034 sys::swapByteOrder(seg.vmaddr);
1035 sys::swapByteOrder(seg.vmsize);
1036 sys::swapByteOrder(seg.fileoff);
1037 sys::swapByteOrder(seg.filesize);
1038 sys::swapByteOrder(seg.maxprot);
1039 sys::swapByteOrder(seg.initprot);
1040 sys::swapByteOrder(seg.nsects);
1041 sys::swapByteOrder(seg.flags);
1044 inline void swapStruct(segment_command &seg) {
1045 sys::swapByteOrder(seg.cmd);
1046 sys::swapByteOrder(seg.cmdsize);
1047 sys::swapByteOrder(seg.vmaddr);
1048 sys::swapByteOrder(seg.vmsize);
1049 sys::swapByteOrder(seg.fileoff);
1050 sys::swapByteOrder(seg.filesize);
1051 sys::swapByteOrder(seg.maxprot);
1052 sys::swapByteOrder(seg.initprot);
1053 sys::swapByteOrder(seg.nsects);
1054 sys::swapByteOrder(seg.flags);
1057 inline void swapStruct(section_64 §) {
1058 sys::swapByteOrder(sect.addr);
1059 sys::swapByteOrder(sect.size);
1060 sys::swapByteOrder(sect.offset);
1061 sys::swapByteOrder(sect.align);
1062 sys::swapByteOrder(sect.reloff);
1063 sys::swapByteOrder(sect.nreloc);
1064 sys::swapByteOrder(sect.flags);
1065 sys::swapByteOrder(sect.reserved1);
1066 sys::swapByteOrder(sect.reserved2);
1069 inline void swapStruct(section §) {
1070 sys::swapByteOrder(sect.addr);
1071 sys::swapByteOrder(sect.size);
1072 sys::swapByteOrder(sect.offset);
1073 sys::swapByteOrder(sect.align);
1074 sys::swapByteOrder(sect.reloff);
1075 sys::swapByteOrder(sect.nreloc);
1076 sys::swapByteOrder(sect.flags);
1077 sys::swapByteOrder(sect.reserved1);
1078 sys::swapByteOrder(sect.reserved2);
1081 inline void swapStruct(dyld_info_command &info) {
1082 sys::swapByteOrder(info.cmd);
1083 sys::swapByteOrder(info.cmdsize);
1084 sys::swapByteOrder(info.rebase_off);
1085 sys::swapByteOrder(info.rebase_size);
1086 sys::swapByteOrder(info.bind_off);
1087 sys::swapByteOrder(info.bind_size);
1088 sys::swapByteOrder(info.weak_bind_off);
1089 sys::swapByteOrder(info.weak_bind_size);
1090 sys::swapByteOrder(info.lazy_bind_off);
1091 sys::swapByteOrder(info.lazy_bind_size);
1092 sys::swapByteOrder(info.export_off);
1093 sys::swapByteOrder(info.export_size);
1096 inline void swapStruct(dylib_command &d) {
1097 sys::swapByteOrder(d.cmd);
1098 sys::swapByteOrder(d.cmdsize);
1099 sys::swapByteOrder(d.dylib.name);
1100 sys::swapByteOrder(d.dylib.timestamp);
1101 sys::swapByteOrder(d.dylib.current_version);
1102 sys::swapByteOrder(d.dylib.compatibility_version);
1105 inline void swapStruct(sub_framework_command &s) {
1106 sys::swapByteOrder(s.cmd);
1107 sys::swapByteOrder(s.cmdsize);
1108 sys::swapByteOrder(s.umbrella);
1111 inline void swapStruct(sub_umbrella_command &s) {
1112 sys::swapByteOrder(s.cmd);
1113 sys::swapByteOrder(s.cmdsize);
1114 sys::swapByteOrder(s.sub_umbrella);
1117 inline void swapStruct(sub_library_command &s) {
1118 sys::swapByteOrder(s.cmd);
1119 sys::swapByteOrder(s.cmdsize);
1120 sys::swapByteOrder(s.sub_library);
1123 inline void swapStruct(sub_client_command &s) {
1124 sys::swapByteOrder(s.cmd);
1125 sys::swapByteOrder(s.cmdsize);
1126 sys::swapByteOrder(s.client);
1129 inline void swapStruct(routines_command &r) {
1130 sys::swapByteOrder(r.cmd);
1131 sys::swapByteOrder(r.cmdsize);
1132 sys::swapByteOrder(r.init_address);
1133 sys::swapByteOrder(r.init_module);
1134 sys::swapByteOrder(r.reserved1);
1135 sys::swapByteOrder(r.reserved2);
1136 sys::swapByteOrder(r.reserved3);
1137 sys::swapByteOrder(r.reserved4);
1138 sys::swapByteOrder(r.reserved5);
1139 sys::swapByteOrder(r.reserved6);
1142 inline void swapStruct(routines_command_64 &r) {
1143 sys::swapByteOrder(r.cmd);
1144 sys::swapByteOrder(r.cmdsize);
1145 sys::swapByteOrder(r.init_address);
1146 sys::swapByteOrder(r.init_module);
1147 sys::swapByteOrder(r.reserved1);
1148 sys::swapByteOrder(r.reserved2);
1149 sys::swapByteOrder(r.reserved3);
1150 sys::swapByteOrder(r.reserved4);
1151 sys::swapByteOrder(r.reserved5);
1152 sys::swapByteOrder(r.reserved6);
1155 inline void swapStruct(thread_command &t) {
1156 sys::swapByteOrder(t.cmd);
1157 sys::swapByteOrder(t.cmdsize);
1160 inline void swapStruct(dylinker_command &d) {
1161 sys::swapByteOrder(d.cmd);
1162 sys::swapByteOrder(d.cmdsize);
1163 sys::swapByteOrder(d.name);
1166 inline void swapStruct(uuid_command &u) {
1167 sys::swapByteOrder(u.cmd);
1168 sys::swapByteOrder(u.cmdsize);
1171 inline void swapStruct(rpath_command &r) {
1172 sys::swapByteOrder(r.cmd);
1173 sys::swapByteOrder(r.cmdsize);
1174 sys::swapByteOrder(r.path);
1177 inline void swapStruct(source_version_command &s) {
1178 sys::swapByteOrder(s.cmd);
1179 sys::swapByteOrder(s.cmdsize);
1180 sys::swapByteOrder(s.version);
1183 inline void swapStruct(entry_point_command &e) {
1184 sys::swapByteOrder(e.cmd);
1185 sys::swapByteOrder(e.cmdsize);
1186 sys::swapByteOrder(e.entryoff);
1187 sys::swapByteOrder(e.stacksize);
1190 inline void swapStruct(encryption_info_command &e) {
1191 sys::swapByteOrder(e.cmd);
1192 sys::swapByteOrder(e.cmdsize);
1193 sys::swapByteOrder(e.cryptoff);
1194 sys::swapByteOrder(e.cryptsize);
1195 sys::swapByteOrder(e.cryptid);
1198 inline void swapStruct(encryption_info_command_64 &e) {
1199 sys::swapByteOrder(e.cmd);
1200 sys::swapByteOrder(e.cmdsize);
1201 sys::swapByteOrder(e.cryptoff);
1202 sys::swapByteOrder(e.cryptsize);
1203 sys::swapByteOrder(e.cryptid);
1204 sys::swapByteOrder(e.pad);
1207 inline void swapStruct(dysymtab_command &dst) {
1208 sys::swapByteOrder(dst.cmd);
1209 sys::swapByteOrder(dst.cmdsize);
1210 sys::swapByteOrder(dst.ilocalsym);
1211 sys::swapByteOrder(dst.nlocalsym);
1212 sys::swapByteOrder(dst.iextdefsym);
1213 sys::swapByteOrder(dst.nextdefsym);
1214 sys::swapByteOrder(dst.iundefsym);
1215 sys::swapByteOrder(dst.nundefsym);
1216 sys::swapByteOrder(dst.tocoff);
1217 sys::swapByteOrder(dst.ntoc);
1218 sys::swapByteOrder(dst.modtaboff);
1219 sys::swapByteOrder(dst.nmodtab);
1220 sys::swapByteOrder(dst.extrefsymoff);
1221 sys::swapByteOrder(dst.nextrefsyms);
1222 sys::swapByteOrder(dst.indirectsymoff);
1223 sys::swapByteOrder(dst.nindirectsyms);
1224 sys::swapByteOrder(dst.extreloff);
1225 sys::swapByteOrder(dst.nextrel);
1226 sys::swapByteOrder(dst.locreloff);
1227 sys::swapByteOrder(dst.nlocrel);
1230 inline void swapStruct(any_relocation_info &reloc) {
1231 sys::swapByteOrder(reloc.r_word0);
1232 sys::swapByteOrder(reloc.r_word1);
1235 inline void swapStruct(nlist_base &S) {
1236 sys::swapByteOrder(S.n_strx);
1237 sys::swapByteOrder(S.n_desc);
1240 inline void swapStruct(nlist &sym) {
1241 sys::swapByteOrder(sym.n_strx);
1242 sys::swapByteOrder(sym.n_desc);
1243 sys::swapByteOrder(sym.n_value);
1246 inline void swapStruct(nlist_64 &sym) {
1247 sys::swapByteOrder(sym.n_strx);
1248 sys::swapByteOrder(sym.n_desc);
1249 sys::swapByteOrder(sym.n_value);
1252 inline void swapStruct(linkedit_data_command &C) {
1253 sys::swapByteOrder(C.cmd);
1254 sys::swapByteOrder(C.cmdsize);
1255 sys::swapByteOrder(C.dataoff);
1256 sys::swapByteOrder(C.datasize);
1259 inline void swapStruct(linker_option_command &C) {
1260 sys::swapByteOrder(C.cmd);
1261 sys::swapByteOrder(C.cmdsize);
1262 sys::swapByteOrder(C.count);
1265 inline void swapStruct(version_min_command&C) {
1266 sys::swapByteOrder(C.cmd);
1267 sys::swapByteOrder(C.cmdsize);
1268 sys::swapByteOrder(C.version);
1269 sys::swapByteOrder(C.sdk);
1272 inline void swapStruct(data_in_code_entry &C) {
1273 sys::swapByteOrder(C.offset);
1274 sys::swapByteOrder(C.length);
1275 sys::swapByteOrder(C.kind);
1278 inline void swapStruct(uint32_t &C) {
1279 sys::swapByteOrder(C);
1282 // Get/Set functions from <mach-o/nlist.h>
1284 static inline uint16_t GET_LIBRARY_ORDINAL(uint16_t n_desc) {
1285 return (((n_desc) >> 8u) & 0xffu);
1288 static inline void SET_LIBRARY_ORDINAL(uint16_t &n_desc, uint8_t ordinal) {
1289 n_desc = (((n_desc) & 0x00ff) | (((ordinal) & 0xff) << 8));
1292 static inline uint8_t GET_COMM_ALIGN (uint16_t n_desc) {
1293 return (n_desc >> 8u) & 0x0fu;
1296 static inline void SET_COMM_ALIGN (uint16_t &n_desc, uint8_t align) {
1297 n_desc = ((n_desc & 0xf0ffu) | ((align & 0x0fu) << 8u));
1300 // Enums from <mach/machine.h>
1302 // Capability bits used in the definition of cpu_type.
1303 CPU_ARCH_MASK = 0xff000000, // Mask for architecture bits
1304 CPU_ARCH_ABI64 = 0x01000000 // 64 bit ABI
1307 // Constants for the cputype field.
1311 CPU_TYPE_I386 = CPU_TYPE_X86,
1312 CPU_TYPE_X86_64 = CPU_TYPE_X86 | CPU_ARCH_ABI64,
1313 /* CPU_TYPE_MIPS = 8, */
1314 CPU_TYPE_MC98000 = 10, // Old Motorola PowerPC
1316 CPU_TYPE_ARM64 = CPU_TYPE_ARM | CPU_ARCH_ABI64,
1317 CPU_TYPE_SPARC = 14,
1318 CPU_TYPE_POWERPC = 18,
1319 CPU_TYPE_POWERPC64 = CPU_TYPE_POWERPC | CPU_ARCH_ABI64
1323 // Capability bits used in the definition of cpusubtype.
1324 CPU_SUBTYPE_MASK = 0xff000000, // Mask for architecture bits
1325 CPU_SUBTYPE_LIB64 = 0x80000000, // 64 bit libraries
1327 // Special CPU subtype constants.
1328 CPU_SUBTYPE_MULTIPLE = ~0u
1331 // Constants for the cpusubtype field.
1332 enum CPUSubTypeX86 {
1333 CPU_SUBTYPE_I386_ALL = 3,
1334 CPU_SUBTYPE_386 = 3,
1335 CPU_SUBTYPE_486 = 4,
1336 CPU_SUBTYPE_486SX = 0x84,
1337 CPU_SUBTYPE_586 = 5,
1338 CPU_SUBTYPE_PENT = CPU_SUBTYPE_586,
1339 CPU_SUBTYPE_PENTPRO = 0x16,
1340 CPU_SUBTYPE_PENTII_M3 = 0x36,
1341 CPU_SUBTYPE_PENTII_M5 = 0x56,
1342 CPU_SUBTYPE_CELERON = 0x67,
1343 CPU_SUBTYPE_CELERON_MOBILE = 0x77,
1344 CPU_SUBTYPE_PENTIUM_3 = 0x08,
1345 CPU_SUBTYPE_PENTIUM_3_M = 0x18,
1346 CPU_SUBTYPE_PENTIUM_3_XEON = 0x28,
1347 CPU_SUBTYPE_PENTIUM_M = 0x09,
1348 CPU_SUBTYPE_PENTIUM_4 = 0x0a,
1349 CPU_SUBTYPE_PENTIUM_4_M = 0x1a,
1350 CPU_SUBTYPE_ITANIUM = 0x0b,
1351 CPU_SUBTYPE_ITANIUM_2 = 0x1b,
1352 CPU_SUBTYPE_XEON = 0x0c,
1353 CPU_SUBTYPE_XEON_MP = 0x1c,
1355 CPU_SUBTYPE_X86_ALL = 3,
1356 CPU_SUBTYPE_X86_64_ALL = 3,
1357 CPU_SUBTYPE_X86_ARCH1 = 4,
1358 CPU_SUBTYPE_X86_64_H = 8
1360 static inline int CPU_SUBTYPE_INTEL(int Family, int Model) {
1361 return Family | (Model << 4);
1363 static inline int CPU_SUBTYPE_INTEL_FAMILY(CPUSubTypeX86 ST) {
1364 return ((int)ST) & 0x0f;
1366 static inline int CPU_SUBTYPE_INTEL_MODEL(CPUSubTypeX86 ST) {
1367 return ((int)ST) >> 4;
1370 CPU_SUBTYPE_INTEL_FAMILY_MAX = 15,
1371 CPU_SUBTYPE_INTEL_MODEL_ALL = 0
1374 enum CPUSubTypeARM {
1375 CPU_SUBTYPE_ARM_ALL = 0,
1376 CPU_SUBTYPE_ARM_V4T = 5,
1377 CPU_SUBTYPE_ARM_V6 = 6,
1378 CPU_SUBTYPE_ARM_V5 = 7,
1379 CPU_SUBTYPE_ARM_V5TEJ = 7,
1380 CPU_SUBTYPE_ARM_XSCALE = 8,
1381 CPU_SUBTYPE_ARM_V7 = 9,
1382 // unused ARM_V7F = 10,
1383 CPU_SUBTYPE_ARM_V7S = 11,
1384 CPU_SUBTYPE_ARM_V7K = 12,
1385 CPU_SUBTYPE_ARM_V6M = 14,
1386 CPU_SUBTYPE_ARM_V7M = 15,
1387 CPU_SUBTYPE_ARM_V7EM = 16
1390 enum CPUSubTypeARM64 {
1391 CPU_SUBTYPE_ARM64_ALL = 0
1394 enum CPUSubTypeSPARC {
1395 CPU_SUBTYPE_SPARC_ALL = 0
1398 enum CPUSubTypePowerPC {
1399 CPU_SUBTYPE_POWERPC_ALL = 0,
1400 CPU_SUBTYPE_POWERPC_601 = 1,
1401 CPU_SUBTYPE_POWERPC_602 = 2,
1402 CPU_SUBTYPE_POWERPC_603 = 3,
1403 CPU_SUBTYPE_POWERPC_603e = 4,
1404 CPU_SUBTYPE_POWERPC_603ev = 5,
1405 CPU_SUBTYPE_POWERPC_604 = 6,
1406 CPU_SUBTYPE_POWERPC_604e = 7,
1407 CPU_SUBTYPE_POWERPC_620 = 8,
1408 CPU_SUBTYPE_POWERPC_750 = 9,
1409 CPU_SUBTYPE_POWERPC_7400 = 10,
1410 CPU_SUBTYPE_POWERPC_7450 = 11,
1411 CPU_SUBTYPE_POWERPC_970 = 100,
1413 CPU_SUBTYPE_MC980000_ALL = CPU_SUBTYPE_POWERPC_ALL,
1414 CPU_SUBTYPE_MC98601 = CPU_SUBTYPE_POWERPC_601
1417 struct x86_thread_state64_t {
1441 enum x86_fp_control_precis {
1442 x86_FP_PREC_24B = 0,
1443 x86_FP_PREC_53B = 2,
1447 enum x86_fp_control_rc {
1448 x86_FP_RND_NEAR = 0,
1449 x86_FP_RND_DOWN = 1,
1454 struct fp_control_t {
1469 struct fp_status_t {
1496 struct x86_float_state64_t {
1497 int32_t fpu_reserved[2];
1498 fp_control_t fpu_fcw;
1499 fp_status_t fpu_fsw;
1510 uint32_t fpu_mxcsrmask;
1511 mmst_reg_t fpu_stmm0;
1512 mmst_reg_t fpu_stmm1;
1513 mmst_reg_t fpu_stmm2;
1514 mmst_reg_t fpu_stmm3;
1515 mmst_reg_t fpu_stmm4;
1516 mmst_reg_t fpu_stmm5;
1517 mmst_reg_t fpu_stmm6;
1518 mmst_reg_t fpu_stmm7;
1529 xmm_reg_t fpu_xmm10;
1530 xmm_reg_t fpu_xmm11;
1531 xmm_reg_t fpu_xmm12;
1532 xmm_reg_t fpu_xmm13;
1533 xmm_reg_t fpu_xmm14;
1534 xmm_reg_t fpu_xmm15;
1535 char fpu_rsrv4[6*16];
1536 uint32_t fpu_reserved1;
1539 struct x86_exception_state64_t {
1543 uint64_t faultvaddr;
1546 inline void swapStruct(x86_thread_state64_t &x) {
1547 sys::swapByteOrder(x.rax);
1548 sys::swapByteOrder(x.rbx);
1549 sys::swapByteOrder(x.rcx);
1550 sys::swapByteOrder(x.rdx);
1551 sys::swapByteOrder(x.rdi);
1552 sys::swapByteOrder(x.rsi);
1553 sys::swapByteOrder(x.rbp);
1554 sys::swapByteOrder(x.rsp);
1555 sys::swapByteOrder(x.r8);
1556 sys::swapByteOrder(x.r9);
1557 sys::swapByteOrder(x.r10);
1558 sys::swapByteOrder(x.r11);
1559 sys::swapByteOrder(x.r12);
1560 sys::swapByteOrder(x.r13);
1561 sys::swapByteOrder(x.r14);
1562 sys::swapByteOrder(x.r15);
1563 sys::swapByteOrder(x.rip);
1564 sys::swapByteOrder(x.rflags);
1565 sys::swapByteOrder(x.cs);
1566 sys::swapByteOrder(x.fs);
1567 sys::swapByteOrder(x.gs);
1570 inline void swapStruct(x86_float_state64_t &x) {
1571 sys::swapByteOrder(x.fpu_reserved[0]);
1572 sys::swapByteOrder(x.fpu_reserved[1]);
1573 // TODO swap: fp_control_t fpu_fcw;
1574 // TODO swap: fp_status_t fpu_fsw;
1575 sys::swapByteOrder(x.fpu_fop);
1576 sys::swapByteOrder(x.fpu_ip);
1577 sys::swapByteOrder(x.fpu_cs);
1578 sys::swapByteOrder(x.fpu_rsrv2);
1579 sys::swapByteOrder(x.fpu_dp);
1580 sys::swapByteOrder(x.fpu_ds);
1581 sys::swapByteOrder(x.fpu_rsrv3);
1582 sys::swapByteOrder(x.fpu_mxcsr);
1583 sys::swapByteOrder(x.fpu_mxcsrmask);
1584 sys::swapByteOrder(x.fpu_reserved1);
1587 inline void swapStruct(x86_exception_state64_t &x) {
1588 sys::swapByteOrder(x.trapno);
1589 sys::swapByteOrder(x.cpu);
1590 sys::swapByteOrder(x.err);
1591 sys::swapByteOrder(x.faultvaddr);
1594 struct x86_state_hdr_t {
1599 struct x86_thread_state_t {
1600 x86_state_hdr_t tsh;
1602 x86_thread_state64_t ts64;
1606 struct x86_float_state_t {
1607 x86_state_hdr_t fsh;
1609 x86_float_state64_t fs64;
1613 struct x86_exception_state_t {
1614 x86_state_hdr_t esh;
1616 x86_exception_state64_t es64;
1620 inline void swapStruct(x86_state_hdr_t &x) {
1621 sys::swapByteOrder(x.flavor);
1622 sys::swapByteOrder(x.count);
1625 enum X86ThreadFlavors {
1626 x86_THREAD_STATE32 = 1,
1627 x86_FLOAT_STATE32 = 2,
1628 x86_EXCEPTION_STATE32 = 3,
1629 x86_THREAD_STATE64 = 4,
1630 x86_FLOAT_STATE64 = 5,
1631 x86_EXCEPTION_STATE64 = 6,
1632 x86_THREAD_STATE = 7,
1633 x86_FLOAT_STATE = 8,
1634 x86_EXCEPTION_STATE = 9,
1635 x86_DEBUG_STATE32 = 10,
1636 x86_DEBUG_STATE64 = 11,
1637 x86_DEBUG_STATE = 12
1640 inline void swapStruct(x86_thread_state_t &x) {
1642 if (x.tsh.flavor == x86_THREAD_STATE64)
1643 swapStruct(x.uts.ts64);
1646 inline void swapStruct(x86_float_state_t &x) {
1648 if (x.fsh.flavor == x86_FLOAT_STATE64)
1649 swapStruct(x.ufs.fs64);
1652 inline void swapStruct(x86_exception_state_t &x) {
1654 if (x.esh.flavor == x86_EXCEPTION_STATE64)
1655 swapStruct(x.ues.es64);
1658 const uint32_t x86_THREAD_STATE64_COUNT =
1659 sizeof(x86_thread_state64_t) / sizeof(uint32_t);
1660 const uint32_t x86_FLOAT_STATE64_COUNT =
1661 sizeof(x86_float_state64_t) / sizeof(uint32_t);
1662 const uint32_t x86_EXCEPTION_STATE64_COUNT =
1663 sizeof(x86_exception_state64_t) / sizeof(uint32_t);
1665 const uint32_t x86_THREAD_STATE_COUNT =
1666 sizeof(x86_thread_state_t) / sizeof(uint32_t);
1667 const uint32_t x86_FLOAT_STATE_COUNT =
1668 sizeof(x86_float_state_t) / sizeof(uint32_t);
1669 const uint32_t x86_EXCEPTION_STATE_COUNT =
1670 sizeof(x86_exception_state_t) / sizeof(uint32_t);
1672 } // end namespace MachO
1673 } // end namespace llvm