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
139 // Constant bits for the "flags" field in llvm::MachO::segment_command
143 SG_PROTECTED_VERSION_1 = 0x8u,
145 // Constant masks for the "flags" field in llvm::MachO::section and
146 // llvm::MachO::section_64
147 SECTION_TYPE = 0x000000ffu, // SECTION_TYPE
148 SECTION_ATTRIBUTES = 0xffffff00u, // SECTION_ATTRIBUTES
149 SECTION_ATTRIBUTES_USR = 0xff000000u, // SECTION_ATTRIBUTES_USR
150 SECTION_ATTRIBUTES_SYS = 0x00ffff00u // SECTION_ATTRIBUTES_SYS
153 /// These are the section type and attributes fields. A MachO section can
154 /// have only one Type, but can have any of the attributes specified.
155 enum SectionType : uint32_t {
156 // Constant masks for the "flags[7:0]" field in llvm::MachO::section and
157 // llvm::MachO::section_64 (mask "flags" with SECTION_TYPE)
159 /// S_REGULAR - Regular section.
161 /// S_ZEROFILL - Zero fill on demand section.
163 /// S_CSTRING_LITERALS - Section with literal C strings.
164 S_CSTRING_LITERALS = 0x02u,
165 /// S_4BYTE_LITERALS - Section with 4 byte literals.
166 S_4BYTE_LITERALS = 0x03u,
167 /// S_8BYTE_LITERALS - Section with 8 byte literals.
168 S_8BYTE_LITERALS = 0x04u,
169 /// S_LITERAL_POINTERS - Section with pointers to literals.
170 S_LITERAL_POINTERS = 0x05u,
171 /// S_NON_LAZY_SYMBOL_POINTERS - Section with non-lazy symbol pointers.
172 S_NON_LAZY_SYMBOL_POINTERS = 0x06u,
173 /// S_LAZY_SYMBOL_POINTERS - Section with lazy symbol pointers.
174 S_LAZY_SYMBOL_POINTERS = 0x07u,
175 /// S_SYMBOL_STUBS - Section with symbol stubs, byte size of stub in
176 /// the Reserved2 field.
177 S_SYMBOL_STUBS = 0x08u,
178 /// S_MOD_INIT_FUNC_POINTERS - Section with only function pointers for
180 S_MOD_INIT_FUNC_POINTERS = 0x09u,
181 /// S_MOD_TERM_FUNC_POINTERS - Section with only function pointers for
183 S_MOD_TERM_FUNC_POINTERS = 0x0au,
184 /// S_COALESCED - Section contains symbols that are to be coalesced.
186 /// S_GB_ZEROFILL - Zero fill on demand section (that can be larger than 4
188 S_GB_ZEROFILL = 0x0cu,
189 /// S_INTERPOSING - Section with only pairs of function pointers for
191 S_INTERPOSING = 0x0du,
192 /// S_16BYTE_LITERALS - Section with only 16 byte literals.
193 S_16BYTE_LITERALS = 0x0eu,
194 /// S_DTRACE_DOF - Section contains DTrace Object Format.
195 S_DTRACE_DOF = 0x0fu,
196 /// S_LAZY_DYLIB_SYMBOL_POINTERS - Section with lazy symbol pointers to
197 /// lazy loaded dylibs.
198 S_LAZY_DYLIB_SYMBOL_POINTERS = 0x10u,
199 /// S_THREAD_LOCAL_REGULAR - Thread local data section.
200 S_THREAD_LOCAL_REGULAR = 0x11u,
201 /// S_THREAD_LOCAL_ZEROFILL - Thread local zerofill section.
202 S_THREAD_LOCAL_ZEROFILL = 0x12u,
203 /// S_THREAD_LOCAL_VARIABLES - Section with thread local variable
205 S_THREAD_LOCAL_VARIABLES = 0x13u,
206 /// S_THREAD_LOCAL_VARIABLE_POINTERS - Section with pointers to thread
207 /// local structures.
208 S_THREAD_LOCAL_VARIABLE_POINTERS = 0x14u,
209 /// S_THREAD_LOCAL_INIT_FUNCTION_POINTERS - Section with thread local
210 /// variable initialization pointers to functions.
211 S_THREAD_LOCAL_INIT_FUNCTION_POINTERS = 0x15u,
213 LAST_KNOWN_SECTION_TYPE = S_THREAD_LOCAL_INIT_FUNCTION_POINTERS
217 // Constant masks for the "flags[31:24]" field in llvm::MachO::section and
218 // llvm::MachO::section_64 (mask "flags" with SECTION_ATTRIBUTES_USR)
220 /// S_ATTR_PURE_INSTRUCTIONS - Section contains only true machine
222 S_ATTR_PURE_INSTRUCTIONS = 0x80000000u,
223 /// S_ATTR_NO_TOC - Section contains coalesced symbols that are not to be
224 /// in a ranlib table of contents.
225 S_ATTR_NO_TOC = 0x40000000u,
226 /// S_ATTR_STRIP_STATIC_SYMS - Ok to strip static symbols in this section
227 /// in files with the MY_DYLDLINK flag.
228 S_ATTR_STRIP_STATIC_SYMS = 0x20000000u,
229 /// S_ATTR_NO_DEAD_STRIP - No dead stripping.
230 S_ATTR_NO_DEAD_STRIP = 0x10000000u,
231 /// S_ATTR_LIVE_SUPPORT - Blocks are live if they reference live blocks.
232 S_ATTR_LIVE_SUPPORT = 0x08000000u,
233 /// S_ATTR_SELF_MODIFYING_CODE - Used with i386 code stubs written on by
235 S_ATTR_SELF_MODIFYING_CODE = 0x04000000u,
236 /// S_ATTR_DEBUG - A debug section.
237 S_ATTR_DEBUG = 0x02000000u,
239 // Constant masks for the "flags[23:8]" field in llvm::MachO::section and
240 // llvm::MachO::section_64 (mask "flags" with SECTION_ATTRIBUTES_SYS)
242 /// S_ATTR_SOME_INSTRUCTIONS - Section contains some machine instructions.
243 S_ATTR_SOME_INSTRUCTIONS = 0x00000400u,
244 /// S_ATTR_EXT_RELOC - Section has external relocation entries.
245 S_ATTR_EXT_RELOC = 0x00000200u,
246 /// S_ATTR_LOC_RELOC - Section has local relocation entries.
247 S_ATTR_LOC_RELOC = 0x00000100u,
249 // Constant masks for the value of an indirect symbol in an indirect
251 INDIRECT_SYMBOL_LOCAL = 0x80000000u,
252 INDIRECT_SYMBOL_ABS = 0x40000000u
255 enum DataRegionType {
256 // Constants for the "kind" field in a data_in_code_entry structure
258 DICE_KIND_JUMP_TABLE8 = 2u,
259 DICE_KIND_JUMP_TABLE16 = 3u,
260 DICE_KIND_JUMP_TABLE32 = 4u,
261 DICE_KIND_ABS_JUMP_TABLE32 = 5u
265 REBASE_TYPE_POINTER = 1u,
266 REBASE_TYPE_TEXT_ABSOLUTE32 = 2u,
267 REBASE_TYPE_TEXT_PCREL32 = 3u
271 REBASE_OPCODE_MASK = 0xF0u,
272 REBASE_IMMEDIATE_MASK = 0x0Fu
276 REBASE_OPCODE_DONE = 0x00u,
277 REBASE_OPCODE_SET_TYPE_IMM = 0x10u,
278 REBASE_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB = 0x20u,
279 REBASE_OPCODE_ADD_ADDR_ULEB = 0x30u,
280 REBASE_OPCODE_ADD_ADDR_IMM_SCALED = 0x40u,
281 REBASE_OPCODE_DO_REBASE_IMM_TIMES = 0x50u,
282 REBASE_OPCODE_DO_REBASE_ULEB_TIMES = 0x60u,
283 REBASE_OPCODE_DO_REBASE_ADD_ADDR_ULEB = 0x70u,
284 REBASE_OPCODE_DO_REBASE_ULEB_TIMES_SKIPPING_ULEB = 0x80u
288 BIND_TYPE_POINTER = 1u,
289 BIND_TYPE_TEXT_ABSOLUTE32 = 2u,
290 BIND_TYPE_TEXT_PCREL32 = 3u
293 enum BindSpecialDylib {
294 BIND_SPECIAL_DYLIB_SELF = 0,
295 BIND_SPECIAL_DYLIB_MAIN_EXECUTABLE = -1,
296 BIND_SPECIAL_DYLIB_FLAT_LOOKUP = -2
300 BIND_SYMBOL_FLAGS_WEAK_IMPORT = 0x1u,
301 BIND_SYMBOL_FLAGS_NON_WEAK_DEFINITION = 0x8u,
303 BIND_OPCODE_MASK = 0xF0u,
304 BIND_IMMEDIATE_MASK = 0x0Fu
308 BIND_OPCODE_DONE = 0x00u,
309 BIND_OPCODE_SET_DYLIB_ORDINAL_IMM = 0x10u,
310 BIND_OPCODE_SET_DYLIB_ORDINAL_ULEB = 0x20u,
311 BIND_OPCODE_SET_DYLIB_SPECIAL_IMM = 0x30u,
312 BIND_OPCODE_SET_SYMBOL_TRAILING_FLAGS_IMM = 0x40u,
313 BIND_OPCODE_SET_TYPE_IMM = 0x50u,
314 BIND_OPCODE_SET_ADDEND_SLEB = 0x60u,
315 BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB = 0x70u,
316 BIND_OPCODE_ADD_ADDR_ULEB = 0x80u,
317 BIND_OPCODE_DO_BIND = 0x90u,
318 BIND_OPCODE_DO_BIND_ADD_ADDR_ULEB = 0xA0u,
319 BIND_OPCODE_DO_BIND_ADD_ADDR_IMM_SCALED = 0xB0u,
320 BIND_OPCODE_DO_BIND_ULEB_TIMES_SKIPPING_ULEB = 0xC0u
324 EXPORT_SYMBOL_FLAGS_KIND_MASK = 0x03u,
325 EXPORT_SYMBOL_FLAGS_WEAK_DEFINITION = 0x04u,
326 EXPORT_SYMBOL_FLAGS_REEXPORT = 0x08u,
327 EXPORT_SYMBOL_FLAGS_STUB_AND_RESOLVER = 0x10u
330 enum ExportSymbolKind {
331 EXPORT_SYMBOL_FLAGS_KIND_REGULAR = 0x00u,
332 EXPORT_SYMBOL_FLAGS_KIND_THREAD_LOCAL = 0x01u,
333 EXPORT_SYMBOL_FLAGS_KIND_ABSOLUTE = 0x02u
337 // Constant masks for the "n_type" field in llvm::MachO::nlist and
338 // llvm::MachO::nlist_64
346 // Constants for the "n_type & N_TYPE" llvm::MachO::nlist and
347 // llvm::MachO::nlist_64
355 enum SectionOrdinal {
356 // Constants for the "n_sect" field in llvm::MachO::nlist and
357 // llvm::MachO::nlist_64
363 // Constant masks for the "n_desc" field in llvm::MachO::nlist and
364 // llvm::MachO::nlist_64
365 // The low 3 bits are the for the REFERENCE_TYPE.
366 REFERENCE_TYPE = 0x7,
367 REFERENCE_FLAG_UNDEFINED_NON_LAZY = 0,
368 REFERENCE_FLAG_UNDEFINED_LAZY = 1,
369 REFERENCE_FLAG_DEFINED = 2,
370 REFERENCE_FLAG_PRIVATE_DEFINED = 3,
371 REFERENCE_FLAG_PRIVATE_UNDEFINED_NON_LAZY = 4,
372 REFERENCE_FLAG_PRIVATE_UNDEFINED_LAZY = 5,
373 // Flag bits (some overlap with the library ordinal bits).
374 N_ARM_THUMB_DEF = 0x0008u,
375 REFERENCED_DYNAMICALLY = 0x0010u,
376 N_NO_DEAD_STRIP = 0x0020u,
377 N_WEAK_REF = 0x0040u,
378 N_WEAK_DEF = 0x0080u,
379 N_SYMBOL_RESOLVER = 0x0100u,
380 N_ALT_ENTRY = 0x0200u,
381 // For undefined symbols coming from libraries, see GET_LIBRARY_ORDINAL()
382 // as these are in the top 8 bits.
383 SELF_LIBRARY_ORDINAL = 0x0,
384 MAX_LIBRARY_ORDINAL = 0xfd,
385 DYNAMIC_LOOKUP_ORDINAL = 0xfe,
386 EXECUTABLE_ORDINAL = 0xff
390 // Constant values for the "n_type" field in llvm::MachO::nlist and
391 // llvm::MachO::nlist_64 when "(n_type & N_STAB) != 0"
426 // Constant values for the r_symbolnum field in an
427 // llvm::MachO::relocation_info structure when r_extern is 0.
430 // Constant bits for the r_address field in an
431 // llvm::MachO::relocation_info structure.
432 R_SCATTERED = 0x80000000
435 enum RelocationInfoType {
436 // Constant values for the r_type field in an
437 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
439 GENERIC_RELOC_VANILLA = 0,
440 GENERIC_RELOC_PAIR = 1,
441 GENERIC_RELOC_SECTDIFF = 2,
442 GENERIC_RELOC_PB_LA_PTR = 3,
443 GENERIC_RELOC_LOCAL_SECTDIFF = 4,
444 GENERIC_RELOC_TLV = 5,
446 // Constant values for the r_type field in a PowerPC architecture
447 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
449 PPC_RELOC_VANILLA = GENERIC_RELOC_VANILLA,
450 PPC_RELOC_PAIR = GENERIC_RELOC_PAIR,
457 PPC_RELOC_SECTDIFF = 8,
458 PPC_RELOC_PB_LA_PTR = 9,
459 PPC_RELOC_HI16_SECTDIFF = 10,
460 PPC_RELOC_LO16_SECTDIFF = 11,
461 PPC_RELOC_HA16_SECTDIFF = 12,
463 PPC_RELOC_LO14_SECTDIFF = 14,
464 PPC_RELOC_LOCAL_SECTDIFF = 15,
466 // Constant values for the r_type field in an ARM architecture
467 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
469 ARM_RELOC_VANILLA = GENERIC_RELOC_VANILLA,
470 ARM_RELOC_PAIR = GENERIC_RELOC_PAIR,
471 ARM_RELOC_SECTDIFF = GENERIC_RELOC_SECTDIFF,
472 ARM_RELOC_LOCAL_SECTDIFF = 3,
473 ARM_RELOC_PB_LA_PTR = 4,
475 ARM_THUMB_RELOC_BR22 = 6,
476 ARM_THUMB_32BIT_BRANCH = 7, // obsolete
478 ARM_RELOC_HALF_SECTDIFF = 9,
480 // Constant values for the r_type field in an ARM64 architecture
481 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
485 ARM64_RELOC_UNSIGNED = 0,
486 // Must be followed by an ARM64_RELOC_UNSIGNED
487 ARM64_RELOC_SUBTRACTOR = 1,
488 // A B/BL instruction with 26-bit displacement.
489 ARM64_RELOC_BRANCH26 = 2,
490 // PC-rel distance to page of target.
491 ARM64_RELOC_PAGE21 = 3,
492 // Offset within page, scaled by r_length.
493 ARM64_RELOC_PAGEOFF12 = 4,
494 // PC-rel distance to page of GOT slot.
495 ARM64_RELOC_GOT_LOAD_PAGE21 = 5,
496 // Offset within page of GOT slot, scaled by r_length.
497 ARM64_RELOC_GOT_LOAD_PAGEOFF12 = 6,
498 // For pointers to GOT slots.
499 ARM64_RELOC_POINTER_TO_GOT = 7,
500 // PC-rel distance to page of TLVP slot.
501 ARM64_RELOC_TLVP_LOAD_PAGE21 = 8,
502 // Offset within page of TLVP slot, scaled by r_length.
503 ARM64_RELOC_TLVP_LOAD_PAGEOFF12 = 9,
504 // Must be followed by ARM64_RELOC_PAGE21 or ARM64_RELOC_PAGEOFF12.
505 ARM64_RELOC_ADDEND = 10,
507 // Constant values for the r_type field in an x86_64 architecture
508 // llvm::MachO::relocation_info or llvm::MachO::scattered_relocation_info
510 X86_64_RELOC_UNSIGNED = 0,
511 X86_64_RELOC_SIGNED = 1,
512 X86_64_RELOC_BRANCH = 2,
513 X86_64_RELOC_GOT_LOAD = 3,
514 X86_64_RELOC_GOT = 4,
515 X86_64_RELOC_SUBTRACTOR = 5,
516 X86_64_RELOC_SIGNED_1 = 6,
517 X86_64_RELOC_SIGNED_2 = 7,
518 X86_64_RELOC_SIGNED_4 = 8,
522 // Values for segment_command.initprot.
523 // From <mach/vm_prot.h>
527 VM_PROT_EXECUTE = 0x4
530 // Structs from <mach-o/loader.h>
542 struct mach_header_64 {
553 struct load_command {
558 struct segment_command {
572 struct segment_command_64 {
617 uint32_t minor_version;
618 uint32_t header_addr;
621 struct fvmlib_command {
624 struct fvmlib fvmlib;
630 uint32_t current_version;
631 uint32_t compatibility_version;
634 struct dylib_command {
640 struct sub_framework_command {
646 struct sub_client_command {
652 struct sub_umbrella_command {
655 uint32_t sub_umbrella;
658 struct sub_library_command {
661 uint32_t sub_library;
664 struct prebound_dylib_command {
669 uint32_t linked_modules;
672 struct dylinker_command {
678 struct thread_command {
683 struct routines_command {
686 uint32_t init_address;
687 uint32_t init_module;
696 struct routines_command_64 {
699 uint64_t init_address;
700 uint64_t init_module;
709 struct symtab_command {
718 struct dysymtab_command {
731 uint32_t extrefsymoff;
732 uint32_t nextrefsyms;
733 uint32_t indirectsymoff;
734 uint32_t nindirectsyms;
741 struct dylib_table_of_contents {
742 uint32_t symbol_index;
743 uint32_t module_index;
746 struct dylib_module {
747 uint32_t module_name;
756 uint32_t iinit_iterm;
757 uint32_t ninit_nterm;
758 uint32_t objc_module_info_addr;
759 uint32_t objc_module_info_size;
762 struct dylib_module_64 {
763 uint32_t module_name;
772 uint32_t iinit_iterm;
773 uint32_t ninit_nterm;
774 uint32_t objc_module_info_size;
775 uint64_t objc_module_info_addr;
778 struct dylib_reference {
783 struct twolevel_hints_command {
790 struct twolevel_hint {
791 uint32_t isub_image:8,
795 struct prebind_cksum_command {
801 struct uuid_command {
807 struct rpath_command {
813 struct linkedit_data_command {
820 struct data_in_code_entry {
826 struct source_version_command {
832 struct encryption_info_command {
840 struct encryption_info_command_64 {
849 struct version_min_command {
850 uint32_t cmd; // LC_VERSION_MIN_MACOSX or
851 // LC_VERSION_MIN_IPHONEOS
852 uint32_t cmdsize; // sizeof(struct version_min_command)
853 uint32_t version; // X.Y.Z is encoded in nibbles xxxx.yy.zz
854 uint32_t sdk; // X.Y.Z is encoded in nibbles xxxx.yy.zz
857 struct dyld_info_command {
861 uint32_t rebase_size;
864 uint32_t weak_bind_off;
865 uint32_t weak_bind_size;
866 uint32_t lazy_bind_off;
867 uint32_t lazy_bind_size;
869 uint32_t export_size;
872 struct linker_option_command {
878 struct symseg_command {
885 struct ident_command {
890 struct fvmfile_command {
894 uint32_t header_addr;
897 struct tlv_descriptor_32 {
903 struct tlv_descriptor_64 {
909 struct tlv_descriptor {
915 struct entry_point_command {
922 // Structs from <mach-o/fat.h>
936 // Structs from <mach-o/reloc.h>
937 struct relocation_info {
939 uint32_t r_symbolnum:24,
946 struct scattered_relocation_info {
947 #if defined(BYTE_ORDER) && defined(BIG_ENDIAN) && (BYTE_ORDER == BIG_ENDIAN)
948 uint32_t r_scattered:1,
954 uint32_t r_address:24,
963 // Structs NOT from <mach-o/reloc.h>, but that make LLVM's life easier
964 struct any_relocation_info {
965 uint32_t r_word0, r_word1;
968 // Structs from <mach-o/nlist.h>
992 // Byte order swapping functions for MachO structs
994 inline void swapStruct(mach_header &mh) {
995 sys::swapByteOrder(mh.magic);
996 sys::swapByteOrder(mh.cputype);
997 sys::swapByteOrder(mh.cpusubtype);
998 sys::swapByteOrder(mh.filetype);
999 sys::swapByteOrder(mh.ncmds);
1000 sys::swapByteOrder(mh.sizeofcmds);
1001 sys::swapByteOrder(mh.flags);
1004 inline void swapStruct(mach_header_64 &H) {
1005 sys::swapByteOrder(H.magic);
1006 sys::swapByteOrder(H.cputype);
1007 sys::swapByteOrder(H.cpusubtype);
1008 sys::swapByteOrder(H.filetype);
1009 sys::swapByteOrder(H.ncmds);
1010 sys::swapByteOrder(H.sizeofcmds);
1011 sys::swapByteOrder(H.flags);
1012 sys::swapByteOrder(H.reserved);
1015 inline void swapStruct(load_command &lc) {
1016 sys::swapByteOrder(lc.cmd);
1017 sys::swapByteOrder(lc.cmdsize);
1020 inline void swapStruct(symtab_command &lc) {
1021 sys::swapByteOrder(lc.cmd);
1022 sys::swapByteOrder(lc.cmdsize);
1023 sys::swapByteOrder(lc.symoff);
1024 sys::swapByteOrder(lc.nsyms);
1025 sys::swapByteOrder(lc.stroff);
1026 sys::swapByteOrder(lc.strsize);
1029 inline void swapStruct(segment_command_64 &seg) {
1030 sys::swapByteOrder(seg.cmd);
1031 sys::swapByteOrder(seg.cmdsize);
1032 sys::swapByteOrder(seg.vmaddr);
1033 sys::swapByteOrder(seg.vmsize);
1034 sys::swapByteOrder(seg.fileoff);
1035 sys::swapByteOrder(seg.filesize);
1036 sys::swapByteOrder(seg.maxprot);
1037 sys::swapByteOrder(seg.initprot);
1038 sys::swapByteOrder(seg.nsects);
1039 sys::swapByteOrder(seg.flags);
1042 inline void swapStruct(segment_command &seg) {
1043 sys::swapByteOrder(seg.cmd);
1044 sys::swapByteOrder(seg.cmdsize);
1045 sys::swapByteOrder(seg.vmaddr);
1046 sys::swapByteOrder(seg.vmsize);
1047 sys::swapByteOrder(seg.fileoff);
1048 sys::swapByteOrder(seg.filesize);
1049 sys::swapByteOrder(seg.maxprot);
1050 sys::swapByteOrder(seg.initprot);
1051 sys::swapByteOrder(seg.nsects);
1052 sys::swapByteOrder(seg.flags);
1055 inline void swapStruct(section_64 §) {
1056 sys::swapByteOrder(sect.addr);
1057 sys::swapByteOrder(sect.size);
1058 sys::swapByteOrder(sect.offset);
1059 sys::swapByteOrder(sect.align);
1060 sys::swapByteOrder(sect.reloff);
1061 sys::swapByteOrder(sect.nreloc);
1062 sys::swapByteOrder(sect.flags);
1063 sys::swapByteOrder(sect.reserved1);
1064 sys::swapByteOrder(sect.reserved2);
1067 inline void swapStruct(section §) {
1068 sys::swapByteOrder(sect.addr);
1069 sys::swapByteOrder(sect.size);
1070 sys::swapByteOrder(sect.offset);
1071 sys::swapByteOrder(sect.align);
1072 sys::swapByteOrder(sect.reloff);
1073 sys::swapByteOrder(sect.nreloc);
1074 sys::swapByteOrder(sect.flags);
1075 sys::swapByteOrder(sect.reserved1);
1076 sys::swapByteOrder(sect.reserved2);
1079 inline void swapStruct(dyld_info_command &info) {
1080 sys::swapByteOrder(info.cmd);
1081 sys::swapByteOrder(info.cmdsize);
1082 sys::swapByteOrder(info.rebase_off);
1083 sys::swapByteOrder(info.rebase_size);
1084 sys::swapByteOrder(info.bind_off);
1085 sys::swapByteOrder(info.bind_size);
1086 sys::swapByteOrder(info.weak_bind_off);
1087 sys::swapByteOrder(info.weak_bind_size);
1088 sys::swapByteOrder(info.lazy_bind_off);
1089 sys::swapByteOrder(info.lazy_bind_size);
1090 sys::swapByteOrder(info.export_off);
1091 sys::swapByteOrder(info.export_size);
1094 inline void swapStruct(dylib_command &d) {
1095 sys::swapByteOrder(d.cmd);
1096 sys::swapByteOrder(d.cmdsize);
1097 sys::swapByteOrder(d.dylib.name);
1098 sys::swapByteOrder(d.dylib.timestamp);
1099 sys::swapByteOrder(d.dylib.current_version);
1100 sys::swapByteOrder(d.dylib.compatibility_version);
1103 inline void swapStruct(sub_framework_command &s) {
1104 sys::swapByteOrder(s.cmd);
1105 sys::swapByteOrder(s.cmdsize);
1106 sys::swapByteOrder(s.umbrella);
1109 inline void swapStruct(sub_umbrella_command &s) {
1110 sys::swapByteOrder(s.cmd);
1111 sys::swapByteOrder(s.cmdsize);
1112 sys::swapByteOrder(s.sub_umbrella);
1115 inline void swapStruct(sub_library_command &s) {
1116 sys::swapByteOrder(s.cmd);
1117 sys::swapByteOrder(s.cmdsize);
1118 sys::swapByteOrder(s.sub_library);
1121 inline void swapStruct(sub_client_command &s) {
1122 sys::swapByteOrder(s.cmd);
1123 sys::swapByteOrder(s.cmdsize);
1124 sys::swapByteOrder(s.client);
1127 inline void swapStruct(routines_command &r) {
1128 sys::swapByteOrder(r.cmd);
1129 sys::swapByteOrder(r.cmdsize);
1130 sys::swapByteOrder(r.init_address);
1131 sys::swapByteOrder(r.init_module);
1132 sys::swapByteOrder(r.reserved1);
1133 sys::swapByteOrder(r.reserved2);
1134 sys::swapByteOrder(r.reserved3);
1135 sys::swapByteOrder(r.reserved4);
1136 sys::swapByteOrder(r.reserved5);
1137 sys::swapByteOrder(r.reserved6);
1140 inline void swapStruct(routines_command_64 &r) {
1141 sys::swapByteOrder(r.cmd);
1142 sys::swapByteOrder(r.cmdsize);
1143 sys::swapByteOrder(r.init_address);
1144 sys::swapByteOrder(r.init_module);
1145 sys::swapByteOrder(r.reserved1);
1146 sys::swapByteOrder(r.reserved2);
1147 sys::swapByteOrder(r.reserved3);
1148 sys::swapByteOrder(r.reserved4);
1149 sys::swapByteOrder(r.reserved5);
1150 sys::swapByteOrder(r.reserved6);
1153 inline void swapStruct(thread_command &t) {
1154 sys::swapByteOrder(t.cmd);
1155 sys::swapByteOrder(t.cmdsize);
1158 inline void swapStruct(dylinker_command &d) {
1159 sys::swapByteOrder(d.cmd);
1160 sys::swapByteOrder(d.cmdsize);
1161 sys::swapByteOrder(d.name);
1164 inline void swapStruct(uuid_command &u) {
1165 sys::swapByteOrder(u.cmd);
1166 sys::swapByteOrder(u.cmdsize);
1169 inline void swapStruct(rpath_command &r) {
1170 sys::swapByteOrder(r.cmd);
1171 sys::swapByteOrder(r.cmdsize);
1172 sys::swapByteOrder(r.path);
1175 inline void swapStruct(source_version_command &s) {
1176 sys::swapByteOrder(s.cmd);
1177 sys::swapByteOrder(s.cmdsize);
1178 sys::swapByteOrder(s.version);
1181 inline void swapStruct(entry_point_command &e) {
1182 sys::swapByteOrder(e.cmd);
1183 sys::swapByteOrder(e.cmdsize);
1184 sys::swapByteOrder(e.entryoff);
1185 sys::swapByteOrder(e.stacksize);
1188 inline void swapStruct(encryption_info_command &e) {
1189 sys::swapByteOrder(e.cmd);
1190 sys::swapByteOrder(e.cmdsize);
1191 sys::swapByteOrder(e.cryptoff);
1192 sys::swapByteOrder(e.cryptsize);
1193 sys::swapByteOrder(e.cryptid);
1196 inline void swapStruct(encryption_info_command_64 &e) {
1197 sys::swapByteOrder(e.cmd);
1198 sys::swapByteOrder(e.cmdsize);
1199 sys::swapByteOrder(e.cryptoff);
1200 sys::swapByteOrder(e.cryptsize);
1201 sys::swapByteOrder(e.cryptid);
1202 sys::swapByteOrder(e.pad);
1205 inline void swapStruct(dysymtab_command &dst) {
1206 sys::swapByteOrder(dst.cmd);
1207 sys::swapByteOrder(dst.cmdsize);
1208 sys::swapByteOrder(dst.ilocalsym);
1209 sys::swapByteOrder(dst.nlocalsym);
1210 sys::swapByteOrder(dst.iextdefsym);
1211 sys::swapByteOrder(dst.nextdefsym);
1212 sys::swapByteOrder(dst.iundefsym);
1213 sys::swapByteOrder(dst.nundefsym);
1214 sys::swapByteOrder(dst.tocoff);
1215 sys::swapByteOrder(dst.ntoc);
1216 sys::swapByteOrder(dst.modtaboff);
1217 sys::swapByteOrder(dst.nmodtab);
1218 sys::swapByteOrder(dst.extrefsymoff);
1219 sys::swapByteOrder(dst.nextrefsyms);
1220 sys::swapByteOrder(dst.indirectsymoff);
1221 sys::swapByteOrder(dst.nindirectsyms);
1222 sys::swapByteOrder(dst.extreloff);
1223 sys::swapByteOrder(dst.nextrel);
1224 sys::swapByteOrder(dst.locreloff);
1225 sys::swapByteOrder(dst.nlocrel);
1228 inline void swapStruct(any_relocation_info &reloc) {
1229 sys::swapByteOrder(reloc.r_word0);
1230 sys::swapByteOrder(reloc.r_word1);
1233 inline void swapStruct(nlist_base &S) {
1234 sys::swapByteOrder(S.n_strx);
1235 sys::swapByteOrder(S.n_desc);
1238 inline void swapStruct(nlist &sym) {
1239 sys::swapByteOrder(sym.n_strx);
1240 sys::swapByteOrder(sym.n_desc);
1241 sys::swapByteOrder(sym.n_value);
1244 inline void swapStruct(nlist_64 &sym) {
1245 sys::swapByteOrder(sym.n_strx);
1246 sys::swapByteOrder(sym.n_desc);
1247 sys::swapByteOrder(sym.n_value);
1250 inline void swapStruct(linkedit_data_command &C) {
1251 sys::swapByteOrder(C.cmd);
1252 sys::swapByteOrder(C.cmdsize);
1253 sys::swapByteOrder(C.dataoff);
1254 sys::swapByteOrder(C.datasize);
1257 inline void swapStruct(linker_option_command &C) {
1258 sys::swapByteOrder(C.cmd);
1259 sys::swapByteOrder(C.cmdsize);
1260 sys::swapByteOrder(C.count);
1263 inline void swapStruct(version_min_command&C) {
1264 sys::swapByteOrder(C.cmd);
1265 sys::swapByteOrder(C.cmdsize);
1266 sys::swapByteOrder(C.version);
1267 sys::swapByteOrder(C.sdk);
1270 inline void swapStruct(data_in_code_entry &C) {
1271 sys::swapByteOrder(C.offset);
1272 sys::swapByteOrder(C.length);
1273 sys::swapByteOrder(C.kind);
1276 inline void swapStruct(uint32_t &C) {
1277 sys::swapByteOrder(C);
1280 // Get/Set functions from <mach-o/nlist.h>
1282 static inline uint16_t GET_LIBRARY_ORDINAL(uint16_t n_desc) {
1283 return (((n_desc) >> 8u) & 0xffu);
1286 static inline void SET_LIBRARY_ORDINAL(uint16_t &n_desc, uint8_t ordinal) {
1287 n_desc = (((n_desc) & 0x00ff) | (((ordinal) & 0xff) << 8));
1290 static inline uint8_t GET_COMM_ALIGN (uint16_t n_desc) {
1291 return (n_desc >> 8u) & 0x0fu;
1294 static inline void SET_COMM_ALIGN (uint16_t &n_desc, uint8_t align) {
1295 n_desc = ((n_desc & 0xf0ffu) | ((align & 0x0fu) << 8u));
1298 // Enums from <mach/machine.h>
1300 // Capability bits used in the definition of cpu_type.
1301 CPU_ARCH_MASK = 0xff000000, // Mask for architecture bits
1302 CPU_ARCH_ABI64 = 0x01000000 // 64 bit ABI
1305 // Constants for the cputype field.
1309 CPU_TYPE_I386 = CPU_TYPE_X86,
1310 CPU_TYPE_X86_64 = CPU_TYPE_X86 | CPU_ARCH_ABI64,
1311 /* CPU_TYPE_MIPS = 8, */
1312 CPU_TYPE_MC98000 = 10, // Old Motorola PowerPC
1314 CPU_TYPE_ARM64 = CPU_TYPE_ARM | CPU_ARCH_ABI64,
1315 CPU_TYPE_SPARC = 14,
1316 CPU_TYPE_POWERPC = 18,
1317 CPU_TYPE_POWERPC64 = CPU_TYPE_POWERPC | CPU_ARCH_ABI64
1321 // Capability bits used in the definition of cpusubtype.
1322 CPU_SUBTYPE_MASK = 0xff000000, // Mask for architecture bits
1323 CPU_SUBTYPE_LIB64 = 0x80000000, // 64 bit libraries
1325 // Special CPU subtype constants.
1326 CPU_SUBTYPE_MULTIPLE = ~0u
1329 // Constants for the cpusubtype field.
1330 enum CPUSubTypeX86 {
1331 CPU_SUBTYPE_I386_ALL = 3,
1332 CPU_SUBTYPE_386 = 3,
1333 CPU_SUBTYPE_486 = 4,
1334 CPU_SUBTYPE_486SX = 0x84,
1335 CPU_SUBTYPE_586 = 5,
1336 CPU_SUBTYPE_PENT = CPU_SUBTYPE_586,
1337 CPU_SUBTYPE_PENTPRO = 0x16,
1338 CPU_SUBTYPE_PENTII_M3 = 0x36,
1339 CPU_SUBTYPE_PENTII_M5 = 0x56,
1340 CPU_SUBTYPE_CELERON = 0x67,
1341 CPU_SUBTYPE_CELERON_MOBILE = 0x77,
1342 CPU_SUBTYPE_PENTIUM_3 = 0x08,
1343 CPU_SUBTYPE_PENTIUM_3_M = 0x18,
1344 CPU_SUBTYPE_PENTIUM_3_XEON = 0x28,
1345 CPU_SUBTYPE_PENTIUM_M = 0x09,
1346 CPU_SUBTYPE_PENTIUM_4 = 0x0a,
1347 CPU_SUBTYPE_PENTIUM_4_M = 0x1a,
1348 CPU_SUBTYPE_ITANIUM = 0x0b,
1349 CPU_SUBTYPE_ITANIUM_2 = 0x1b,
1350 CPU_SUBTYPE_XEON = 0x0c,
1351 CPU_SUBTYPE_XEON_MP = 0x1c,
1353 CPU_SUBTYPE_X86_ALL = 3,
1354 CPU_SUBTYPE_X86_64_ALL = 3,
1355 CPU_SUBTYPE_X86_ARCH1 = 4,
1356 CPU_SUBTYPE_X86_64_H = 8
1358 static inline int CPU_SUBTYPE_INTEL(int Family, int Model) {
1359 return Family | (Model << 4);
1361 static inline int CPU_SUBTYPE_INTEL_FAMILY(CPUSubTypeX86 ST) {
1362 return ((int)ST) & 0x0f;
1364 static inline int CPU_SUBTYPE_INTEL_MODEL(CPUSubTypeX86 ST) {
1365 return ((int)ST) >> 4;
1368 CPU_SUBTYPE_INTEL_FAMILY_MAX = 15,
1369 CPU_SUBTYPE_INTEL_MODEL_ALL = 0
1372 enum CPUSubTypeARM {
1373 CPU_SUBTYPE_ARM_ALL = 0,
1374 CPU_SUBTYPE_ARM_V4T = 5,
1375 CPU_SUBTYPE_ARM_V6 = 6,
1376 CPU_SUBTYPE_ARM_V5 = 7,
1377 CPU_SUBTYPE_ARM_V5TEJ = 7,
1378 CPU_SUBTYPE_ARM_XSCALE = 8,
1379 CPU_SUBTYPE_ARM_V7 = 9,
1380 // unused ARM_V7F = 10,
1381 CPU_SUBTYPE_ARM_V7S = 11,
1382 CPU_SUBTYPE_ARM_V7K = 12,
1383 CPU_SUBTYPE_ARM_V6M = 14,
1384 CPU_SUBTYPE_ARM_V7M = 15,
1385 CPU_SUBTYPE_ARM_V7EM = 16
1388 enum CPUSubTypeARM64 {
1389 CPU_SUBTYPE_ARM64_ALL = 0
1392 enum CPUSubTypeSPARC {
1393 CPU_SUBTYPE_SPARC_ALL = 0
1396 enum CPUSubTypePowerPC {
1397 CPU_SUBTYPE_POWERPC_ALL = 0,
1398 CPU_SUBTYPE_POWERPC_601 = 1,
1399 CPU_SUBTYPE_POWERPC_602 = 2,
1400 CPU_SUBTYPE_POWERPC_603 = 3,
1401 CPU_SUBTYPE_POWERPC_603e = 4,
1402 CPU_SUBTYPE_POWERPC_603ev = 5,
1403 CPU_SUBTYPE_POWERPC_604 = 6,
1404 CPU_SUBTYPE_POWERPC_604e = 7,
1405 CPU_SUBTYPE_POWERPC_620 = 8,
1406 CPU_SUBTYPE_POWERPC_750 = 9,
1407 CPU_SUBTYPE_POWERPC_7400 = 10,
1408 CPU_SUBTYPE_POWERPC_7450 = 11,
1409 CPU_SUBTYPE_POWERPC_970 = 100,
1411 CPU_SUBTYPE_MC980000_ALL = CPU_SUBTYPE_POWERPC_ALL,
1412 CPU_SUBTYPE_MC98601 = CPU_SUBTYPE_POWERPC_601
1415 struct x86_thread_state64_t {
1439 enum x86_fp_control_precis {
1440 x86_FP_PREC_24B = 0,
1441 x86_FP_PREC_53B = 2,
1445 enum x86_fp_control_rc {
1446 x86_FP_RND_NEAR = 0,
1447 x86_FP_RND_DOWN = 1,
1452 struct fp_control_t {
1467 struct fp_status_t {
1494 struct x86_float_state64_t {
1495 int32_t fpu_reserved[2];
1496 fp_control_t fpu_fcw;
1497 fp_status_t fpu_fsw;
1508 uint32_t fpu_mxcsrmask;
1509 mmst_reg_t fpu_stmm0;
1510 mmst_reg_t fpu_stmm1;
1511 mmst_reg_t fpu_stmm2;
1512 mmst_reg_t fpu_stmm3;
1513 mmst_reg_t fpu_stmm4;
1514 mmst_reg_t fpu_stmm5;
1515 mmst_reg_t fpu_stmm6;
1516 mmst_reg_t fpu_stmm7;
1527 xmm_reg_t fpu_xmm10;
1528 xmm_reg_t fpu_xmm11;
1529 xmm_reg_t fpu_xmm12;
1530 xmm_reg_t fpu_xmm13;
1531 xmm_reg_t fpu_xmm14;
1532 xmm_reg_t fpu_xmm15;
1533 char fpu_rsrv4[6*16];
1534 uint32_t fpu_reserved1;
1537 struct x86_exception_state64_t {
1541 uint64_t faultvaddr;
1544 inline void swapStruct(x86_thread_state64_t &x) {
1545 sys::swapByteOrder(x.rax);
1546 sys::swapByteOrder(x.rbx);
1547 sys::swapByteOrder(x.rcx);
1548 sys::swapByteOrder(x.rdx);
1549 sys::swapByteOrder(x.rdi);
1550 sys::swapByteOrder(x.rsi);
1551 sys::swapByteOrder(x.rbp);
1552 sys::swapByteOrder(x.rsp);
1553 sys::swapByteOrder(x.r8);
1554 sys::swapByteOrder(x.r9);
1555 sys::swapByteOrder(x.r10);
1556 sys::swapByteOrder(x.r11);
1557 sys::swapByteOrder(x.r12);
1558 sys::swapByteOrder(x.r13);
1559 sys::swapByteOrder(x.r14);
1560 sys::swapByteOrder(x.r15);
1561 sys::swapByteOrder(x.rip);
1562 sys::swapByteOrder(x.rflags);
1563 sys::swapByteOrder(x.cs);
1564 sys::swapByteOrder(x.fs);
1565 sys::swapByteOrder(x.gs);
1568 inline void swapStruct(x86_float_state64_t &x) {
1569 sys::swapByteOrder(x.fpu_reserved[0]);
1570 sys::swapByteOrder(x.fpu_reserved[1]);
1571 // TODO swap: fp_control_t fpu_fcw;
1572 // TODO swap: fp_status_t fpu_fsw;
1573 sys::swapByteOrder(x.fpu_fop);
1574 sys::swapByteOrder(x.fpu_ip);
1575 sys::swapByteOrder(x.fpu_cs);
1576 sys::swapByteOrder(x.fpu_rsrv2);
1577 sys::swapByteOrder(x.fpu_dp);
1578 sys::swapByteOrder(x.fpu_ds);
1579 sys::swapByteOrder(x.fpu_rsrv3);
1580 sys::swapByteOrder(x.fpu_mxcsr);
1581 sys::swapByteOrder(x.fpu_mxcsrmask);
1582 sys::swapByteOrder(x.fpu_reserved1);
1585 inline void swapStruct(x86_exception_state64_t &x) {
1586 sys::swapByteOrder(x.trapno);
1587 sys::swapByteOrder(x.cpu);
1588 sys::swapByteOrder(x.err);
1589 sys::swapByteOrder(x.faultvaddr);
1592 struct x86_state_hdr_t {
1597 struct x86_thread_state_t {
1598 x86_state_hdr_t tsh;
1600 x86_thread_state64_t ts64;
1604 struct x86_float_state_t {
1605 x86_state_hdr_t fsh;
1607 x86_float_state64_t fs64;
1611 struct x86_exception_state_t {
1612 x86_state_hdr_t esh;
1614 x86_exception_state64_t es64;
1618 inline void swapStruct(x86_state_hdr_t &x) {
1619 sys::swapByteOrder(x.flavor);
1620 sys::swapByteOrder(x.count);
1623 enum X86ThreadFlavors {
1624 x86_THREAD_STATE32 = 1,
1625 x86_FLOAT_STATE32 = 2,
1626 x86_EXCEPTION_STATE32 = 3,
1627 x86_THREAD_STATE64 = 4,
1628 x86_FLOAT_STATE64 = 5,
1629 x86_EXCEPTION_STATE64 = 6,
1630 x86_THREAD_STATE = 7,
1631 x86_FLOAT_STATE = 8,
1632 x86_EXCEPTION_STATE = 9,
1633 x86_DEBUG_STATE32 = 10,
1634 x86_DEBUG_STATE64 = 11,
1635 x86_DEBUG_STATE = 12
1638 inline void swapStruct(x86_thread_state_t &x) {
1640 if (x.tsh.flavor == x86_THREAD_STATE64)
1641 swapStruct(x.uts.ts64);
1644 inline void swapStruct(x86_float_state_t &x) {
1646 if (x.fsh.flavor == x86_FLOAT_STATE64)
1647 swapStruct(x.ufs.fs64);
1650 inline void swapStruct(x86_exception_state_t &x) {
1652 if (x.esh.flavor == x86_EXCEPTION_STATE64)
1653 swapStruct(x.ues.es64);
1656 const uint32_t x86_THREAD_STATE64_COUNT =
1657 sizeof(x86_thread_state64_t) / sizeof(uint32_t);
1658 const uint32_t x86_FLOAT_STATE64_COUNT =
1659 sizeof(x86_float_state64_t) / sizeof(uint32_t);
1660 const uint32_t x86_EXCEPTION_STATE64_COUNT =
1661 sizeof(x86_exception_state64_t) / sizeof(uint32_t);
1663 const uint32_t x86_THREAD_STATE_COUNT =
1664 sizeof(x86_thread_state_t) / sizeof(uint32_t);
1665 const uint32_t x86_FLOAT_STATE_COUNT =
1666 sizeof(x86_float_state_t) / sizeof(uint32_t);
1667 const uint32_t x86_EXCEPTION_STATE_COUNT =
1668 sizeof(x86_exception_state_t) / sizeof(uint32_t);
1670 } // end namespace MachO
1671 } // end namespace llvm