+
+
+// hack until arm64 headers are worked out
+#ifndef CPU_TYPE_ARM64
+ #define CPU_TYPE_ARM64 (CPU_TYPE_ARM | CPU_ARCH_ABI64)
+#endif
+#ifndef CPU_SUBTYPE_ARM64_ALL
+ #define CPU_SUBTYPE_ARM64_ALL 0
+#endif
+#ifndef CPU_SUBTYPE_ARM64_V8
+ #define CPU_SUBTYPE_ARM64_V8 1
+#endif
+
+
+#define ARM64_RELOC_UNSIGNED 0 // for pointers
+#define ARM64_RELOC_SUBTRACTOR 1 // must be followed by a ARM64_RELOC_UNSIGNED
+#define ARM64_RELOC_BRANCH26 2 // a B/BL instruction with 26-bit displacement
+#define ARM64_RELOC_PAGE21 3 // pc-rel distance to page of target
+#define ARM64_RELOC_PAGEOFF12 4 // offset within page, scaled by r_length
+#define ARM64_RELOC_GOT_LOAD_PAGE21 5 // pc-rel distance to page of GOT slot
+#define ARM64_RELOC_GOT_LOAD_PAGEOFF12 6 // offset within page of GOT slot, scaled by r_length
+#define ARM64_RELOC_POINTER_TO_GOT 7 // for pointers to GOT slots
+#define ARM64_RELOC_TLVP_LOAD_PAGE21 8 // pc-rel distance to page of TLVP slot
+#define ARM64_RELOC_TLVP_LOAD_PAGEOFF12 9 // offset within page of TLVP slot, scaled by r_length
+#define ARM64_RELOC_ADDEND 10 // r_symbolnum is addend for next reloc
+
+
+
+#define UNW_ARM64_X0 0
+#define UNW_ARM64_X1 1
+#define UNW_ARM64_X2 2
+#define UNW_ARM64_X3 3
+#define UNW_ARM64_X4 4
+#define UNW_ARM64_X5 5
+#define UNW_ARM64_X6 6
+#define UNW_ARM64_X7 7
+#define UNW_ARM64_X8 8
+#define UNW_ARM64_X9 9
+#define UNW_ARM64_X10 10
+#define UNW_ARM64_X11 11
+#define UNW_ARM64_X12 12
+#define UNW_ARM64_X13 13
+#define UNW_ARM64_X14 14
+#define UNW_ARM64_X15 15
+#define UNW_ARM64_X16 16
+#define UNW_ARM64_X17 17
+#define UNW_ARM64_X18 18
+#define UNW_ARM64_X19 19
+#define UNW_ARM64_X20 20
+#define UNW_ARM64_X21 21
+#define UNW_ARM64_X22 22
+#define UNW_ARM64_X23 23
+#define UNW_ARM64_X24 24
+#define UNW_ARM64_X25 25
+#define UNW_ARM64_X26 26
+#define UNW_ARM64_X27 27
+#define UNW_ARM64_X28 28
+#define UNW_ARM64_X29 29
+#define UNW_ARM64_FP 29
+#define UNW_ARM64_X30 30
+#define UNW_ARM64_LR 30
+#define UNW_ARM64_X31 31
+#define UNW_ARM64_SP 31
+#define UNW_ARM64_D0 64
+#define UNW_ARM64_D1 65
+#define UNW_ARM64_D2 66
+#define UNW_ARM64_D3 67
+#define UNW_ARM64_D4 68
+#define UNW_ARM64_D5 69
+#define UNW_ARM64_D6 70
+#define UNW_ARM64_D7 71
+#define UNW_ARM64_D8 72
+#define UNW_ARM64_D9 73
+#define UNW_ARM64_D10 74
+#define UNW_ARM64_D11 75
+#define UNW_ARM64_D12 76
+#define UNW_ARM64_D13 77
+#define UNW_ARM64_D14 78
+#define UNW_ARM64_D15 79
+#define UNW_ARM64_D16 80
+#define UNW_ARM64_D17 81
+#define UNW_ARM64_D18 82
+#define UNW_ARM64_D19 83
+#define UNW_ARM64_D20 84
+#define UNW_ARM64_D21 85
+#define UNW_ARM64_D22 86
+#define UNW_ARM64_D23 87
+#define UNW_ARM64_D24 88
+#define UNW_ARM64_D25 89
+#define UNW_ARM64_D26 90
+#define UNW_ARM64_D27 91
+#define UNW_ARM64_D28 92
+#define UNW_ARM64_D29 93
+#define UNW_ARM64_D30 94
+#define UNW_ARM64_D31 95
+
+#define UNWIND_ARM64_MODE_MASK 0x0F000000
+#define UNWIND_ARM64_MODE_FRAME_OLD 0x01000000
+#define UNWIND_ARM64_MODE_FRAMELESS 0x02000000
+#define UNWIND_ARM64_MODE_DWARF 0x03000000
+#define UNWIND_ARM64_MODE_FRAME 0x04000000
+
+#define UNWIND_ARM64_FRAME_X19_X20_PAIR 0x00000001
+#define UNWIND_ARM64_FRAME_X21_X22_PAIR 0x00000002
+#define UNWIND_ARM64_FRAME_X23_X24_PAIR 0x00000004
+#define UNWIND_ARM64_FRAME_X25_X26_PAIR 0x00000008
+#define UNWIND_ARM64_FRAME_X27_X28_PAIR 0x00000010
+#define UNWIND_ARM64_FRAME_D8_D9_PAIR 0x00000100
+#define UNWIND_ARM64_FRAME_D10_D11_PAIR 0x00000200
+#define UNWIND_ARM64_FRAME_D12_D13_PAIR 0x00000400
+#define UNWIND_ARM64_FRAME_D14_D15_PAIR 0x00000800
+
+#define UNWIND_ARM64_FRAMELESS_STACK_SIZE_MASK 0x00FFF000
+
+#define UNWIND_ARM64_FRAME_X21_X22_PAIR_OLD 0x00000001
+#define UNWIND_ARM64_FRAME_X23_X24_PAIR_OLD 0x00000002
+#define UNWIND_ARM64_FRAME_X25_X26_PAIR_OLD 0x00000004
+#define UNWIND_ARM64_FRAME_X27_X28_PAIR_OLD 0x00000008
+#define UNWIND_ARM64_FRAME_D8_D9_PAIR_OLD 0x00000010
+#define UNWIND_ARM64_FRAME_D10_D11_PAIR_OLD 0x00000020
+#define UNWIND_ARM64_FRAME_D12_D13_PAIR_OLD 0x00000040
+#define UNWIND_ARM64_FRAME_D14_D15_PAIR_OLD 0x00000080
+
+
+#define UNWIND_ARM64_DWARF_SECTION_OFFSET 0x00FFFFFF
+
+#define UNW_ARM_D31 287
+
+
+#ifndef LC_SOURCE_VERSION
+ #define LC_SOURCE_VERSION 0x2A
+ struct source_version_command {
+ uint32_t cmd; /* LC_SOURCE_VERSION */
+ uint32_t cmdsize; /* 16 */
+ uint64_t version; /* A.B.C.D.E packed as a24.b10.c10.d10.e10 */
+ };
+#endif
+
+#ifndef LC_MAIN
+ #define LC_MAIN (0x28|LC_REQ_DYLD) /* replacement for LC_UNIXTHREAD */
+ struct entry_point_command {
+ uint32_t cmd; /* LC_MAIN only used in MH_EXECUTE filetypes */
+ uint32_t cmdsize; /* 24 */
+ uint64_t entryoff; /* file (__TEXT) offset of main() */
+ uint64_t stacksize;/* if not zero, initial stack size */
+ };
+#endif
+
+#ifndef LC_DYLIB_CODE_SIGN_DRS
+ #define LC_DYLIB_CODE_SIGN_DRS 0x2B
+#endif
+
+#ifndef LC_LINKER_OPTION
+ #define LC_LINKER_OPTION 0x2D
+
+ struct linker_option_command {
+ uint32_t cmd; /*LC_LINKER_OPTION only used in MH_OBJECT filetypes */
+ uint32_t cmdsize;
+ uint32_t count; /* number of strings */
+ /* concatenation of zero terminated UTF8 strings. Zero filled at end to align */
+ };
+#endif
+
+#ifndef LC_LINKER_OPTIMIZATION_HINTS
+ #define LC_LINKER_OPTIMIZATION_HINTS 0x2E
+ #define LOH_ARM64_ADRP_ADRP 1
+ #define LOH_ARM64_ADRP_LDR 2
+ #define LOH_ARM64_ADRP_ADD_LDR 3
+ #define LOH_ARM64_ADRP_LDR_GOT_LDR 4
+ #define LOH_ARM64_ADRP_ADD_STR 5
+ #define LOH_ARM64_ADRP_LDR_GOT_STR 6
+ #define LOH_ARM64_ADRP_ADD 7
+ #define LOH_ARM64_ADRP_LDR_GOT 8
+#endif
+
+#ifndef LC_VERSION_MIN_TVOS
+ #define LC_VERSION_MIN_TVOS 0x2F
+#endif
+
+#ifndef LC_VERSION_MIN_WATCHOS
+ #define LC_VERSION_MIN_WATCHOS 0x30
+#endif
+
+#ifndef EXPORT_SYMBOL_FLAGS_KIND_ABSOLUTE
+ #define EXPORT_SYMBOL_FLAGS_KIND_ABSOLUTE 0x02
+#endif
+
+#ifndef CPU_SUBTYPE_ARM_V8
+ #define CPU_SUBTYPE_ARM_V8 ((cpu_subtype_t) 13)
+#endif
+
+#ifndef CPU_SUBTYPE_ARM_V6M
+ #define CPU_SUBTYPE_ARM_V6M ((cpu_subtype_t) 14)
+#endif
+
+#ifndef CPU_SUBTYPE_ARM_V7M
+ #define CPU_SUBTYPE_ARM_V7M ((cpu_subtype_t) 15)
+#endif
+
+#ifndef CPU_SUBTYPE_ARM_V7EM
+ #define CPU_SUBTYPE_ARM_V7EM ((cpu_subtype_t) 16)
+#endif
+
+#ifndef CPU_SUBTYPE_X86_64_H
+ #define CPU_SUBTYPE_X86_64_H ((cpu_subtype_t) 8)
+#endif
+
+#define UNWIND_ARM_MODE_MASK 0x0F000000
+#define UNWIND_ARM_MODE_FRAME 0x01000000
+#define UNWIND_ARM_MODE_FRAME_D 0x02000000
+#define UNWIND_ARM_MODE_DWARF 0x04000000
+
+#define UNWIND_ARM_FRAME_STACK_ADJUST_MASK 0x00C00000
+
+#define UNWIND_ARM_FRAME_FIRST_PUSH_R4 0x00000001
+#define UNWIND_ARM_FRAME_FIRST_PUSH_R5 0x00000002
+#define UNWIND_ARM_FRAME_FIRST_PUSH_R6 0x00000004
+
+#define UNWIND_ARM_FRAME_SECOND_PUSH_R8 0x00000008
+#define UNWIND_ARM_FRAME_SECOND_PUSH_R9 0x00000010
+#define UNWIND_ARM_FRAME_SECOND_PUSH_R10 0x00000020
+#define UNWIND_ARM_FRAME_SECOND_PUSH_R11 0x00000040
+#define UNWIND_ARM_FRAME_SECOND_PUSH_R12 0x00000080
+
+#define UNWIND_ARM_FRAME_D_REG_COUNT_MASK 0x00000F00
+
+#define UNWIND_ARM_DWARF_SECTION_OFFSET 0x00FFFFFF
+
+
+// ( <opcode> (delta-uleb128)+ <zero> )+ <zero>
+#define DYLD_CACHE_ADJ_V1_POINTER_32 0x01
+#define DYLD_CACHE_ADJ_V1_POINTER_64 0x02
+#define DYLD_CACHE_ADJ_V1_ADRP 0x03
+#define DYLD_CACHE_ADJ_V1_ARM_THUMB_MOVT 0x10 // thru 0x1F
+#define DYLD_CACHE_ADJ_V1_ARM_MOVT 0x20 // thru 0x2F
+
+
+// Whole :== <new-marker> <count> FromToSection+
+// FromToSection :== <from-sect-index> <to-sect-index> <count> ToOffset+
+// ToOffset :== <to-sect-offset-delta> <count> FromOffset+
+// FromOffset :== <kind> <count> <from-sect-offset-delta>
+#define DYLD_CACHE_ADJ_V2_FORMAT 0x7F
+
+#define DYLD_CACHE_ADJ_V2_POINTER_32 0x01
+#define DYLD_CACHE_ADJ_V2_POINTER_64 0x02
+#define DYLD_CACHE_ADJ_V2_DELTA_32 0x03
+#define DYLD_CACHE_ADJ_V2_DELTA_64 0x04
+#define DYLD_CACHE_ADJ_V2_ARM64_ADRP 0x05
+#define DYLD_CACHE_ADJ_V2_ARM64_OFF12 0x06
+#define DYLD_CACHE_ADJ_V2_ARM64_BR26 0x07
+#define DYLD_CACHE_ADJ_V2_ARM_MOVW_MOVT 0x08
+#define DYLD_CACHE_ADJ_V2_ARM_BR24 0x09
+#define DYLD_CACHE_ADJ_V2_THUMB_MOVW_MOVT 0x0A
+#define DYLD_CACHE_ADJ_V2_THUMB_BR22 0x0B
+#define DYLD_CACHE_ADJ_V2_IMAGE_OFF_32 0x0C
+
+
+
+// kind target-address fixup-addr [adj]
+
+
+
+struct ArchInfo {
+ const char* archName;
+ cpu_type_t cpuType;
+ cpu_subtype_t cpuSubType;
projects / apple / ld64.git / blobdiff