| blob | 4915f344c1e7e2757ebc5deb95deb7e625d839fd |
1 ## This test verifies that the linkedit segment is
2 ## laid out in the right order.
4 # RUN: yaml2obj %s -o %t.original
5 # RUN: llvm-objcopy %t.original %t.copy
6 # RUN: obj2yaml %t.copy > %t.yaml
7 ## Print the results several times in order to capture the linkedit offsets
8 ## in the order they are needed, but still following the order of the load
9 ## commands where they appear.
10 # RUN: cat %t.yaml %t.yaml %t.yaml | FileCheck %s
12 # CHECK: cmd: LC_SEGMENT_64
13 # CHECK: segname: __LINKEDIT
14 # CHECK: fileoff: [[#LINKEDIT_FILEOFF:]]
15 # CHECK: filesize: [[#LINKEDIT_FILESIZE:]]
17 # CHECK: cmd: LC_DYLD_INFO_ONLY
18 # CHECK: rebase_off: [[#REBASE_OFF: LINKEDIT_FILEOFF]]
19 # CHECK: rebase_size: [[#REBASE_SIZE:]]
20 # CHECK: bind_off: [[#BIND_OFF: REBASE_OFF + REBASE_SIZE]]
21 # CHECK: bind_size: [[#BIND_SIZE:]]
22 # CHECK: weak_bind_off: [[#WEAK_BIND_OFF: BIND_OFF + BIND_SIZE]]
23 # CHECK: weak_bind_size: [[#WEAK_BIND_SIZE:]]
24 # CHECK: lazy_bind_off: [[#LAZY_BIND_OFF: WEAK_BIND_OFF + WEAK_BIND_SIZE]]
25 # CHECK: lazy_bind_size: [[#LAZY_BIND_SIZE:]]
26 # CHECK: export_off: [[#EXPORTS_OFF:LAZY_BIND_OFF + LAZY_BIND_SIZE]]
27 # CHECK: export_size: [[#EXPORTS_SIZE:]]
29 # CHECK: cmd: LC_FUNCTION_STARTS
30 # CHECK: dataoff: [[#FUNCTION_STARTS_FILEOFF: EXPORTS_OFF + EXPORTS_SIZE]]
31 # CHECK: datasize: [[#FUNCTION_STARTS_FILESIZE:]]
33 # CHECK: cmd: LC_DATA_IN_CODE
34 # CHECK: dataoff: [[#DATA_IN_CODE_FILEOFF: FUNCTION_STARTS_FILEOFF + FUNCTION_STARTS_FILESIZE]]
35 # CHECK: datasize: [[#DATA_IN_CODE_FILESIZE:]]
37 ## Jump over LC_CODE_SIGNATURE, which needs to be checked last
39 # CHECK: --- !mach-o
41 # CHECK: cmd: LC_SYMTAB
42 # CHECK: symoff: [[#SYMTAB_SYMOFF: DATA_IN_CODE_FILEOFF + DATA_IN_CODE_FILESIZE]]
43 # CHECK: nsyms: [[#SYMTAB_NSYMS:]]
45 ## Skip over the strings table offset/size (part of LC_SYMTAB) until next loop.
47 # CHECK: cmd: LC_DYSYMTAB
48 # CHECK: indirectsymoff: [[#DYSYMTAB_INDIRECTSYMOFF: SYMTAB_SYMOFF + mul(SYMTAB_NSYMS, 16)]]
49 # CHECK: nindirectsyms: [[#DYSYMTAB_NINDIRECTSYMS:]]
51 # CHECK: --- !mach-o
53 # CHECK: cmd: LC_SYMTAB
54 # CHECK: stroff: [[#SYMTAB_STROFF: DYSYMTAB_INDIRECTSYMOFF + mul(DYSYMTAB_NINDIRECTSYMS, 4)]]
55 # CHECK: strsize: [[#SYMTAB_STRSIZE:]]
57 # CHECK: cmd: LC_CODE_SIGNATURE
58 ## LC_CODE_SIGNATURE needs to be aligned to 16 bytes boundaries.
59 # CHECK: dataoff: [[#CODE_SIGNATURE_FILEOFF: mul(div(SYMTAB_STROFF + SYMTAB_STRSIZE + 8, 16), 16)]]
60 # CHECK: datasize: [[#CODE_SIGNATURE_FILESIZE:LINKEDIT_FILEOFF + LINKEDIT_FILESIZE - CODE_SIGNATURE_FILEOFF]]
62 --- !mach-o
63 FileHeader:
64 magic: 0xFEEDFACF
65 cputype: 0x1000007
66 cpusubtype: 0x3
67 filetype: 0x2
68 ncmds: 18
69 sizeofcmds: 1352
70 flags: 0x210085
71 reserved: 0x0
72 LoadCommands:
73 - cmd: LC_SEGMENT_64
74 cmdsize: 72
75 segname: __PAGEZERO
76 vmaddr: 0
77 vmsize: 4294967296
78 fileoff: 0
79 filesize: 0
80 maxprot: 0
81 initprot: 0
82 nsects: 0
83 flags: 0
84 - cmd: LC_SEGMENT_64
85 cmdsize: 392
86 segname: __TEXT
87 vmaddr: 4294967296
88 vmsize: 16384
89 fileoff: 0
90 filesize: 16384
91 maxprot: 5
92 initprot: 5
93 nsects: 4
94 flags: 0
95 Sections:
96 - sectname: __text
97 segname: __TEXT
98 addr: 0x100003F80
99 size: 16
100 offset: 0x3F80
101 align: 2
102 reloff: 0x0
103 nreloc: 0
104 flags: 0x80000400
105 reserved1: 0x0
106 reserved2: 0x0
107 reserved3: 0x0
108 content: E80B000000E80C000000C39000000000
109 - sectname: __stubs
110 segname: __TEXT
111 addr: 0x100003F90
112 size: 12
113 offset: 0x3F90
114 align: 1
115 reloff: 0x0
116 nreloc: 0
117 flags: 0x80000408
118 reserved1: 0x0
119 reserved2: 0x6
120 reserved3: 0x0
121 content: FF256A400000FF256C400000
122 - sectname: __stub_helper
123 segname: __TEXT
124 addr: 0x100003F9C
125 size: 26
126 offset: 0x3F9C
127 align: 2
128 reloff: 0x0
129 nreloc: 0
130 flags: 0x80000400
131 reserved1: 0x0
132 reserved2: 0x0
133 reserved3: 0x0
134 content: 4C8D1D6D4000004153FF2555000000906800000000E9E6FFFFFF
135 - sectname: __unwind_info
136 segname: __TEXT
137 addr: 0x100003FB8
138 size: 72
139 offset: 0x3FB8
140 align: 2
141 reloff: 0x0
142 nreloc: 0
143 flags: 0x0
144 reserved1: 0x0
145 reserved2: 0x0
146 reserved3: 0x0
147 content: 010000001C000000000000001C000000000000001C00000002000000803F00003400000034000000913F00000000000034000000030000000C000100100001000000000000000000
148 - cmd: LC_SEGMENT_64
149 cmdsize: 152
150 segname: __DATA_CONST
151 vmaddr: 4294983680
152 vmsize: 16384
153 fileoff: 16384
154 filesize: 16384
155 maxprot: 3
156 initprot: 3
157 nsects: 1
158 flags: 16
159 Sections:
160 - sectname: __got
161 segname: __DATA_CONST
162 addr: 0x100004000
163 size: 8
164 offset: 0x4000
165 align: 3
166 reloff: 0x0
167 nreloc: 0
168 flags: 0x6
169 reserved1: 0x2
170 reserved2: 0x0
171 reserved3: 0x0
172 content: '0000000000000000'
173 - cmd: LC_SEGMENT_64
174 cmdsize: 232
175 segname: __DATA
176 vmaddr: 4295000064
177 vmsize: 16384
178 fileoff: 32768
179 filesize: 16384
180 maxprot: 3
181 initprot: 3
182 nsects: 2
183 flags: 0
184 Sections:
185 - sectname: __la_symbol_ptr
186 segname: __DATA
187 addr: 0x100008000
188 size: 16
189 offset: 0x8000
190 align: 3
191 reloff: 0x0
192 nreloc: 0
193 flags: 0x7
194 reserved1: 0x3
195 reserved2: 0x0
196 reserved3: 0x0
197 content: AC3F0000010000000000000000000000
198 - sectname: __data
199 segname: __DATA
200 addr: 0x100008010
201 size: 8
202 offset: 0x8010
203 align: 3
204 reloff: 0x0
205 nreloc: 0
206 flags: 0x0
207 reserved1: 0x0
208 reserved2: 0x0
209 reserved3: 0x0
210 content: '0000000000000000'
211 - cmd: LC_SEGMENT_64
212 cmdsize: 72
213 segname: __LINKEDIT
214 vmaddr: 4295016448
215 vmsize: 16384
216 fileoff: 49152
217 filesize: 920
218 maxprot: 1
219 initprot: 1
220 nsects: 0
221 flags: 0
222 - cmd: LC_DYLD_INFO_ONLY
223 cmdsize: 48
224 rebase_off: 49152
225 rebase_size: 8
226 bind_off: 49160
227 bind_size: 56
228 weak_bind_off: 49216
229 weak_bind_size: 32
230 lazy_bind_off: 49248
231 lazy_bind_size: 16
232 export_off: 49264
233 export_size: 48
234 - cmd: LC_SYMTAB
235 cmdsize: 24
236 symoff: 49328
237 nsyms: 6
238 stroff: 49448
239 strsize: 80
240 - cmd: LC_DYSYMTAB
241 cmdsize: 80
242 ilocalsym: 0
243 nlocalsym: 1
244 iextdefsym: 1
245 nextdefsym: 2
246 iundefsym: 3
247 nundefsym: 3
248 tocoff: 0
249 ntoc: 0
250 modtaboff: 0
251 nmodtab: 0
252 extrefsymoff: 0
253 nextrefsyms: 0
254 indirectsymoff: 49424
255 nindirectsyms: 5
256 extreloff: 0
257 nextrel: 0
258 locreloff: 0
259 nlocrel: 0
260 - cmd: LC_LOAD_DYLINKER
261 cmdsize: 32
262 name: 12
263 Content: '/usr/lib/dyld'
264 ZeroPadBytes: 7
265 - cmd: LC_UUID
266 cmdsize: 24
267 uuid: D565F8BE-1140-391A-BD6E-9CED386430F2
268 - cmd: LC_BUILD_VERSION
269 cmdsize: 32
270 platform: 1
271 minos: 786432
272 sdk: 787200
273 ntools: 1
274 Tools:
275 - tool: 3
276 version: 50069504
277 - cmd: LC_SOURCE_VERSION
278 cmdsize: 16
279 version: 0
280 - cmd: LC_MAIN
281 cmdsize: 24
282 entryoff: 16256
283 stacksize: 0
284 - cmd: LC_LOAD_DYLIB
285 cmdsize: 48
286 dylib:
287 name: 24
288 timestamp: 2
289 current_version: 0
290 compatibility_version: 0
291 Content: libFoo-classic.dylib
292 ZeroPadBytes: 4
293 - cmd: LC_LOAD_DYLIB
294 cmdsize: 56
295 dylib:
296 name: 24
297 timestamp: 2
298 current_version: 85943299
299 compatibility_version: 65536
300 Content: '/usr/lib/libSystem.B.dylib'
301 ZeroPadBytes: 6
302 - cmd: LC_FUNCTION_STARTS
303 cmdsize: 16
304 dataoff: 49312
305 datasize: 8
306 - cmd: LC_DATA_IN_CODE
307 cmdsize: 16
308 dataoff: 49320
309 datasize: 8
310 - cmd: LC_CODE_SIGNATURE
311 cmdsize: 16
312 dataoff: 49536
313 datasize: 536
314 LinkEditData:
315 RebaseOpcodes:
316 - Opcode: REBASE_OPCODE_SET_TYPE_IMM
317 Imm: 1
318 - Opcode: REBASE_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB
319 Imm: 3
320 ExtraData: [ 0x0 ]
321 - Opcode: REBASE_OPCODE_DO_REBASE_IMM_TIMES
322 Imm: 1
323 - Opcode: REBASE_OPCODE_DONE
324 Imm: 0
325 BindOpcodes:
326 - Opcode: BIND_OPCODE_SET_DYLIB_ORDINAL_IMM
327 Imm: 1
328 Symbol: ''
329 - Opcode: BIND_OPCODE_SET_SYMBOL_TRAILING_FLAGS_IMM
330 Imm: 0
331 Symbol: _weak_foo
332 - Opcode: BIND_OPCODE_SET_TYPE_IMM
333 Imm: 1
334 Symbol: ''
335 - Opcode: BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB
336 Imm: 3
337 ULEBExtraData: [ 0x8 ]
338 Symbol: ''
339 - Opcode: BIND_OPCODE_DO_BIND_ADD_ADDR_ULEB
340 Imm: 0
341 ULEBExtraData: [ 0xFFFFFFFFFFFFFFF8 ]
342 Symbol: ''
343 - Opcode: BIND_OPCODE_DO_BIND
344 Imm: 0
345 Symbol: ''
346 - Opcode: BIND_OPCODE_SET_DYLIB_ORDINAL_IMM
347 Imm: 2
348 Symbol: ''
349 - Opcode: BIND_OPCODE_SET_SYMBOL_TRAILING_FLAGS_IMM
350 Imm: 0
351 Symbol: dyld_stub_binder
352 - Opcode: BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB
353 Imm: 2
354 ULEBExtraData: [ 0x0 ]
355 Symbol: ''
356 - Opcode: BIND_OPCODE_DO_BIND
357 Imm: 0
358 Symbol: ''
359 - Opcode: BIND_OPCODE_DONE
360 Imm: 0
361 Symbol: ''
362 WeakBindOpcodes:
363 - Opcode: BIND_OPCODE_SET_SYMBOL_TRAILING_FLAGS_IMM
364 Imm: 0
365 Symbol: _weak_foo
366 - Opcode: BIND_OPCODE_SET_TYPE_IMM
367 Imm: 1
368 Symbol: ''
369 - Opcode: BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB
370 Imm: 3
371 ULEBExtraData: [ 0x8 ]
372 Symbol: ''
373 - Opcode: BIND_OPCODE_DO_BIND_ADD_ADDR_ULEB
374 Imm: 0
375 ULEBExtraData: [ 0xFFFFFFFFFFFFFFF8 ]
376 Symbol: ''
377 - Opcode: BIND_OPCODE_DO_BIND
378 Imm: 0
379 Symbol: ''
380 - Opcode: BIND_OPCODE_DONE
381 Imm: 0
382 Symbol: ''
383 LazyBindOpcodes:
384 - Opcode: BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB
385 Imm: 3
386 ULEBExtraData: [ 0x0 ]
387 Symbol: ''
388 - Opcode: BIND_OPCODE_SET_DYLIB_ORDINAL_IMM
389 Imm: 1
390 Symbol: ''
391 - Opcode: BIND_OPCODE_SET_SYMBOL_TRAILING_FLAGS_IMM
392 Imm: 0
393 Symbol: _foo
394 - Opcode: BIND_OPCODE_DO_BIND
395 Imm: 0
396 Symbol: ''
397 - Opcode: BIND_OPCODE_DONE
398 Imm: 0
399 Symbol: ''
400 - Opcode: BIND_OPCODE_DONE
401 Imm: 0
402 Symbol: ''
403 - Opcode: BIND_OPCODE_DONE
404 Imm: 0
405 Symbol: ''
406 - Opcode: BIND_OPCODE_DONE
407 Imm: 0
408 Symbol: ''
409 - Opcode: BIND_OPCODE_DONE
410 Imm: 0
411 Symbol: ''
412 - Opcode: BIND_OPCODE_DONE
413 Imm: 0
414 Symbol: ''
415 ExportTrie:
416 TerminalSize: 0
417 NodeOffset: 0
418 Name: ''
419 Flags: 0x0
420 Address: 0x0
421 Other: 0x0
422 ImportName: ''
423 Children:
424 - TerminalSize: 0
425 NodeOffset: 5
426 Name: _
427 Flags: 0x0
428 Address: 0x0
429 Other: 0x0
430 ImportName: ''
431 Children:
432 - TerminalSize: 2
433 NodeOffset: 33
434 Name: _mh_execute_header
435 Flags: 0x0
436 Address: 0x0
437 Other: 0x0
438 ImportName: ''
439 - TerminalSize: 3
440 NodeOffset: 37
441 Name: main
442 Flags: 0x0
443 Address: 0x3F80
444 Other: 0x0
445 ImportName: ''
446 NameList:
447 - n_strx: 60
448 n_type: 0xE
449 n_sect: 7
450 n_desc: 0
451 n_value: 4295000080
452 - n_strx: 2
453 n_type: 0xF
454 n_sect: 1
455 n_desc: 16
456 n_value: 4294967296
457 - n_strx: 22
458 n_type: 0xF
459 n_sect: 1
460 n_desc: 0
461 n_value: 4294983552
462 - n_strx: 28
463 n_type: 0x1
464 n_sect: 0
465 n_desc: 256
466 n_value: 0
467 - n_strx: 33
468 n_type: 0x1
469 n_sect: 0
470 n_desc: 384
471 n_value: 0
472 - n_strx: 43
473 n_type: 0x1
474 n_sect: 0
475 n_desc: 512
476 n_value: 0
477 StringTable:
478 - ' '
479 - __mh_execute_header
480 - _main
481 - _foo
482 - _weak_foo
483 - dyld_stub_binder
484 - __dyld_private
485 - ''
486 - ''
487 - ''
488 - ''
489 - ''
490 IndirectSymbols: [ 0x3, 0x4, 0x5, 0x3, 0x4 ]
491 FunctionStarts: [ 0x3F80 ]
492 DataInCode:
493 - Offset: 0x3F8C
494 Length: 4
495 Kind: 0x4
496 ...