1# RUN: ld64.lld.darwinold -arch arm64 -r -print_atoms %s -o %t | FileCheck %s 2# RUN: ld64.lld.darwinold -arch arm64 -r -print_atoms %t -o %t2 | FileCheck %s 3# RUN: llvm-objdump -r -s --section="__eh_frame" --macho %t | FileCheck --check-prefix=CODE %s 4# RUN: llvm-objdump -r -s --section="__eh_frame" --macho %t2 | FileCheck --check-prefix=CODE %s 5 6 7--- !mach-o 8arch: arm64 9file-type: MH_OBJECT 10flags: [ MH_SUBSECTIONS_VIA_SYMBOLS ] 11compat-version: 0.0 12current-version: 0.0 13has-UUID: false 14OS: unknown 15sections: 16 - segment: __TEXT 17 section: __text 18 type: S_REGULAR 19 attributes: [ S_ATTR_PURE_INSTRUCTIONS, S_ATTR_SOME_INSTRUCTIONS ] 20 alignment: 4 21 address: 0x0000000000000000 22 content: [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 23 0xC0, 0x03, 0x5F, 0xD6, 0xC0, 0x03, 0x5F, 0xD6, 24 0xC0, 0x03, 0x5F, 0xD6 ] 25 - segment: __TEXT 26 section: __gcc_except_tab 27 type: S_REGULAR 28 attributes: [ ] 29 address: 0x0000000000000014 30 content: [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ] 31 - segment: __DATA 32 section: __data 33 type: S_REGULAR 34 attributes: [ ] 35 address: 0x000000000000001C 36 content: [ 0x00, 0x00, 0x00, 0x00 ] 37 - segment: __LD 38 section: __compact_unwind 39 type: S_REGULAR 40 attributes: [ ] 41 alignment: 8 42 address: 0x0000000000000020 43 content: [ 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 44 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 45 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 46 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 47 0x0C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 48 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 49 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 50 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ] 51 relocations: 52 - offset: 0x00000020 53 type: ARM64_RELOC_UNSIGNED 54 length: 3 55 pc-rel: false 56 extern: false 57 symbol: 1 58 - offset: 0x00000000 59 type: ARM64_RELOC_UNSIGNED 60 length: 3 61 pc-rel: false 62 extern: false 63 symbol: 1 64 - segment: __TEXT 65 section: __eh_frame 66 type: S_COALESCED 67 attributes: [ ] 68 alignment: 8 69 address: 0x0000000000000060 70 content: [ 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 71 0x03, 0x7A, 0x50, 0x4C, 0x52, 0x00, 0x01, 0x78, 72 0x1E, 0x07, 0x9B, 0xED, 0xFF, 0xFF, 0xFF, 0x10, 73 0x10, 0x0C, 0x1F, 0x00, 0x28, 0x00, 0x00, 0x00, 74 0x20, 0x00, 0x00, 0x00, 0xDC, 0xFF, 0xFF, 0xFF, 75 0xFF, 0xFF, 0xFF, 0xFF, 0x04, 0x00, 0x00, 0x00, 76 0x00, 0x00, 0x00, 0x00, 0x08, 0xCB, 0xFF, 0xFF, 77 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x0E, 0x10, 0x9E, 78 0x01, 0x9D, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 79 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 80 0x03, 0x7A, 0x50, 0x4C, 0x52, 0x00, 0x01, 0x78, 81 0x1E, 0x07, 0x9B, 0xA9, 0xFF, 0xFF, 0xFF, 0x10, 82 0x10, 0x0C, 0x1F, 0x00, 0x28, 0x00, 0x00, 0x00, 83 0x20, 0x00, 0x00, 0x00, 0x94, 0xFF, 0xFF, 0xFF, 84 0xFF, 0xFF, 0xFF, 0xFF, 0x04, 0x00, 0x00, 0x00, 85 0x00, 0x00, 0x00, 0x00, 0x08, 0x83, 0xFF, 0xFF, 86 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x0E, 0x10, 0x9E, 87 0x01, 0x9D, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00 ] 88 relocations: 89 - offset: 0x0000007D 90 type: ARM64_RELOC_SUBTRACTOR 91 length: 3 92 pc-rel: false 93 extern: true 94 symbol: 6 95 - offset: 0x0000007D 96 type: ARM64_RELOC_UNSIGNED 97 length: 3 98 pc-rel: false 99 extern: true 100 symbol: 3 101 - offset: 0x0000006C 102 type: ARM64_RELOC_SUBTRACTOR 103 length: 3 104 pc-rel: false 105 extern: true 106 symbol: 6 107 - offset: 0x0000006C 108 type: ARM64_RELOC_UNSIGNED 109 length: 3 110 pc-rel: false 111 extern: true 112 symbol: 8 113 - offset: 0x0000005B 114 type: ARM64_RELOC_POINTER_TO_GOT 115 length: 2 116 pc-rel: true 117 extern: true 118 symbol: 10 119 - offset: 0x00000035 120 type: ARM64_RELOC_SUBTRACTOR 121 length: 3 122 pc-rel: false 123 extern: true 124 symbol: 6 125 - offset: 0x00000035 126 type: ARM64_RELOC_UNSIGNED 127 length: 3 128 pc-rel: false 129 extern: true 130 symbol: 2 131 - offset: 0x00000024 132 type: ARM64_RELOC_SUBTRACTOR 133 length: 3 134 pc-rel: false 135 extern: true 136 symbol: 6 137 - offset: 0x00000024 138 type: ARM64_RELOC_UNSIGNED 139 length: 3 140 pc-rel: false 141 extern: true 142 symbol: 7 143 - offset: 0x00000013 144 type: ARM64_RELOC_POINTER_TO_GOT 145 length: 2 146 pc-rel: true 147 extern: true 148 symbol: 9 149local-symbols: 150 - name: ltmp0 151 type: N_SECT 152 sect: 1 153 value: 0x0000000000000000 154 - name: ltmp1 155 type: N_SECT 156 sect: 2 157 value: 0x0000000000000014 158 - name: _bar1 159 type: N_SECT 160 sect: 2 161 value: 0x0000000000000014 162 - name: _bar2 163 type: N_SECT 164 sect: 2 165 value: 0x0000000000000018 166 - name: ltmp12 167 type: N_SECT 168 sect: 3 169 value: 0x000000000000001C 170 - name: ltmp13 171 type: N_SECT 172 sect: 4 173 value: 0x0000000000000020 174 - name: ltmp16 175 type: N_SECT 176 sect: 5 177 value: 0x0000000000000060 178global-symbols: 179 - name: __Z3fooi 180 type: N_SECT 181 scope: [ N_EXT ] 182 sect: 1 183 value: 0x0000000000000008 184 - name: __Z4foo2i 185 type: N_SECT 186 scope: [ N_EXT ] 187 sect: 1 188 value: 0x000000000000000C 189 - name: __gxx_personality_v0 190 type: N_SECT 191 scope: [ N_EXT ] 192 sect: 1 193 value: 0x0000000000000000 194 - name: __gxx_personality_v1 195 type: N_SECT 196 scope: [ N_EXT ] 197 sect: 1 198 value: 0x0000000000000004 199 - name: _main 200 type: N_SECT 201 scope: [ N_EXT ] 202 sect: 1 203 value: 0x0000000000000010 204 - name: _someData 205 type: N_SECT 206 scope: [ N_EXT ] 207 sect: 3 208 value: 0x000000000000001C 209page-size: 0x00000000 210... 211 212# CHECK: --- !native 213# CHECK: path: '<linker-internal>' 214# CHECK: defined-atoms: 215# CHECK: - ref-name: L000 216# CHECK: type: unwind-cfi 217# CHECK: content: [ 18, 00, 00, 00, 00, 00, 00, 00, 03, 7A, 50, 4C, 218# CHECK: 52, 00, 01, 78, 1E, 07, 9B, {{..}}, {{..}}, {{..}}, {{..}}, 10, 219# CHECK: 10, 0C, 1F, 00 ] 220# CHECK: alignment: 8 221# CHECK: references: 222# CHECK: - kind: unwindCIEToPersonalityFunction 223# CHECK: offset: 19 224# CHECK: target: __gxx_personality_v0 225# CHECK: - type: unwind-cfi 226# CHECK: content: [ 28, 00, 00, 00, 20, 00, 00, 00, {{..}}, {{..}}, {{..}}, {{..}}, 227# CHECK: {{..}}, {{..}}, {{..}}, {{..}}, 04, 00, 00, 00, 00, 00, 00, 00, 228# CHECK: 08, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, 0E, 10, 9E, 229# CHECK: 01, 9D, 02, 00, 00, 00, 00, 00 ] 230# CHECK: alignment: 4 mod 8 231# CHECK: references: 232# CHECK: - kind: negDelta32 233# CHECK: offset: 4 234# CHECK: target: L000 235# CHECK: - kind: unwindFDEToFunction 236# CHECK: offset: 8 237# CHECK: target: __Z3fooi 238# CHECK: - kind: unwindFDEToFunction 239# CHECK: offset: 25 240# CHECK: target: _bar1 241# CHECK: - ref-name: L001 242# CHECK: type: unwind-cfi 243# CHECK: content: [ 18, 00, 00, 00, 00, 00, 00, 00, 03, 7A, 50, 4C, 244# CHECK: 52, 00, 01, 78, 1E, 07, 9B, {{..}}, {{..}}, {{..}}, {{..}}, 10, 245# CHECK: 10, 0C, 1F, 00 ] 246# CHECK: alignment: 8 247# CHECK: references: 248# CHECK: - kind: unwindCIEToPersonalityFunction 249# CHECK: offset: 19 250# CHECK: target: __gxx_personality_v1 251# CHECK: - type: unwind-cfi 252# CHECK: content: [ 28, 00, 00, 00, 20, 00, 00, 00, {{..}}, {{..}}, {{..}}, {{..}}, 253# CHECK: {{..}}, {{..}}, {{..}}, {{..}}, 04, 00, 00, 00, 00, 00, 00, 00, 254# CHECK: 08, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, 0E, 10, 9E, 255# CHECK: 01, 9D, 02, 00, 00, 00, 00, 00 ] 256# CHECK: alignment: 4 mod 8 257# CHECK: references: 258# CHECK: - kind: negDelta32 259# CHECK: offset: 4 260# CHECK: target: L001 261# CHECK: - kind: unwindFDEToFunction 262# CHECK: offset: 8 263# CHECK: target: __Z4foo2i 264# CHECK: - kind: unwindFDEToFunction 265# CHECK: offset: 25 266# CHECK: target: _bar2 267# CHECK: - name: _bar1 268# CHECK: type: unwind-lsda 269# CHECK: content: [ 00, 00, 00, 00 ] 270# CHECK: - name: _bar2 271# CHECK: type: unwind-lsda 272# CHECK: content: [ 00, 00, 00, 00 ] 273# CHECK: - name: _someData 274# CHECK: scope: global 275# CHECK: type: data 276# CHECK: content: [ 00, 00, 00, 00 ] 277# CHECK: - name: __gxx_personality_v0 278# CHECK: scope: global 279# CHECK: content: [ 00, 00, 00, 00 ] 280# CHECK: alignment: 4 281# CHECK: - name: __gxx_personality_v1 282# CHECK: scope: global 283# CHECK: content: [ 00, 00, 00, 00 ] 284# CHECK: alignment: 4 285# CHECK: - name: __Z3fooi 286# CHECK: scope: global 287# CHECK: content: [ C0, 03, 5F, D6 ] 288# CHECK: alignment: 4 289# CHECK: - name: __Z4foo2i 290# CHECK: scope: global 291# CHECK: content: [ C0, 03, 5F, D6 ] 292# CHECK: alignment: 4 293# CHECK: - name: _main 294# CHECK: scope: global 295# CHECK: content: [ C0, 03, 5F, D6 ] 296# CHECK: alignment: 4 297# CHECK: ... 298 299# # Make sure we don't have any relocations in the __eh_frame section 300# CODE-NOT: RELOCATION RECORDS FOR [__eh_frame] 301 302# Also make sure the reloc for the CIE->personality function is the 303# correct offset 304# It should be the offset from the fixup location back to the address 305# of the function we are referencing 306# CODE: Contents of section __TEXT,__eh_frame: 307# This is the CIE: 308# CODE-NEXT: {{[0-9abcdef]*}} 18000000 00000000 037a504c 52000178 309# CODE-NEXT: {{[0-9abcdef]*}} 1e079bd1 ffffff10 100c1f00 28000000 310# This is the important offset for CIE->pfunc 311# ^~~~~~~~~ 312# Then we have an FDE starting from 28000000 above 313# CODE-NEXT: {{[0-9abcdef]*}} 20000000 c8ffffff ffffffff 04000000 314# CODE-NEXT: {{[0-9abcdef]*}} 00000000 08c3ffff ffffffff ff0e109e 315# And a new CIE starts at this 00000018 right below here 316# CODE-NEXT: {{[0-9abcdef]*}} 019d0200 00000000 18000000 00000000 317# CODE-NEXT: {{[0-9abcdef]*}} 037a504c 52000178 1e079b8d ffffff10 318# This is the important offset for its CIE->pfunc ^~~~~~~~~ 319