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343 lines
10 KiB
343 lines
10 KiB
## This file contains test cases for generating sections in Mach-O object files.
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## a) Test that yaml2obj emits sections and obj2yaml converts them back.
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# RUN: yaml2obj --docnum=1 %s | obj2yaml | FileCheck %s
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--- !mach-o
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FileHeader:
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magic: 0xFEEDFACF
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cputype: 0x01000007
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cpusubtype: 0x80000003
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filetype: 0x00000002
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ncmds: 16
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sizeofcmds: 1408
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flags: 0x00218085
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reserved: 0x00000000
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LoadCommands:
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- cmd: LC_SEGMENT_64
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cmdsize: 72
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segname: __PAGEZERO
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vmaddr: 0
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vmsize: 4294967296
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fileoff: 0
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filesize: 0
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maxprot: 0
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initprot: 0
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nsects: 0
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flags: 0
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- cmd: LC_SEGMENT_64
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cmdsize: 552
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segname: __TEXT
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vmaddr: 4294967296
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vmsize: 8192
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fileoff: 0
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filesize: 8192
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maxprot: 7
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initprot: 5
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nsects: 6
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flags: 0
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Sections:
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- sectname: __text
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segname: __TEXT
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addr: 0x0000000100001160
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size: 3099
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offset: 0x00001160
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align: 4
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reloff: 0x00000000
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nreloc: 0
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flags: 0x80000400
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reserved1: 0x00000000
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reserved2: 0x00000000
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reserved3: 0x00000000
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- sectname: __stubs
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segname: __TEXT
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addr: 0x0000000100001D7C
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size: 90
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offset: 0x00001D7C
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align: 1
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reloff: 0x00000000
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nreloc: 0
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flags: 0x80000408
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reserved1: 0x00000000
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reserved2: 0x00000006
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reserved3: 0x00000000
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- sectname: __stub_helper
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segname: __TEXT
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addr: 0x0000000100001DD8
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size: 166
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offset: 0x00001DD8
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align: 2
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reloff: 0x00000000
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nreloc: 0
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flags: 0x80000400
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reserved1: 0x00000000
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reserved2: 0x00000000
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reserved3: 0x00000000
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- sectname: __gcc_except_tab
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segname: __TEXT
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addr: 0x0000000100001E80
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size: 240
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offset: 0x00001E80
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align: 2
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reloff: 0x00000000
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nreloc: 0
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flags: 0x00000000
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reserved1: 0x00000000
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reserved2: 0x00000000
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reserved3: 0x00000000
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- sectname: __cstring
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segname: __TEXT
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addr: 0x0000000100001F70
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size: 15
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offset: 0x00001F70
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align: 0
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reloff: 0x00000000
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nreloc: 0
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flags: 0x00000002
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reserved1: 0x00000000
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reserved2: 0x00000000
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reserved3: 0x00000000
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- sectname: __unwind_info
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segname: __TEXT
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addr: 0x0000000100001F80
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size: 120
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offset: 0x00001F80
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align: 2
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reloff: 0x00000000
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nreloc: 0
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flags: 0x00000000
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reserved1: 0x00000000
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reserved2: 0x00000000
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reserved3: 0x00000000
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- cmd: LC_SEGMENT_64
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cmdsize: 312
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segname: __DATA
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vmaddr: 4294975488
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vmsize: 4096
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fileoff: 8192
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filesize: 4096
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maxprot: 7
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initprot: 3
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nsects: 3
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flags: 0
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Sections:
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- sectname: __got
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segname: __DATA
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addr: 0x0000000100002000
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size: 24
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offset: 0x00002000
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align: 3
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reloff: 0x00000000
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nreloc: 0
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flags: 0x00000006
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reserved1: 0x0000000F
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reserved2: 0x00000000
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reserved3: 0x00000000
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- sectname: __nl_symbol_ptr
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segname: __DATA
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addr: 0x0000000100002018
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size: 16
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offset: 0x00002018
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align: 3
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reloff: 0x00000000
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nreloc: 0
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flags: 0x00000006
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reserved1: 0x00000012
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reserved2: 0x00000000
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reserved3: 0x00000000
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- sectname: __la_symbol_ptr
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segname: __DATA
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addr: 0x0000000100002028
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size: 120
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offset: 0x00002028
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align: 3
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reloff: 0x00000000
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nreloc: 0
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flags: 0x00000007
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reserved1: 0x00000014
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reserved2: 0x00000000
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reserved3: 0x00000000
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- cmd: LC_SEGMENT_64
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cmdsize: 72
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segname: __LINKEDIT
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vmaddr: 4294979584
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vmsize: 4096
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fileoff: 12288
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filesize: 2508
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maxprot: 7
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initprot: 1
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nsects: 0
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flags: 0
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- cmd: LC_DYLD_INFO_ONLY
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cmdsize: 48
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rebase_off: 12288
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rebase_size: 8
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bind_off: 12296
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bind_size: 96
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weak_bind_off: 0
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weak_bind_size: 0
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lazy_bind_off: 12392
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lazy_bind_size: 624
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export_off: 13016
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export_size: 48
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- cmd: LC_SYMTAB
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cmdsize: 24
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symoff: 13080
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nsyms: 30
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stroff: 13700
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strsize: 1096
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- cmd: LC_DYSYMTAB
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cmdsize: 80
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ilocalsym: 0
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nlocalsym: 9
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iextdefsym: 9
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nextdefsym: 2
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iundefsym: 11
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nundefsym: 19
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tocoff: 0
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ntoc: 0
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modtaboff: 0
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nmodtab: 0
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extrefsymoff: 0
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nextrefsyms: 0
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indirectsymoff: 13560
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nindirectsyms: 35
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extreloff: 0
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nextrel: 0
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locreloff: 0
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nlocrel: 0
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- cmd: LC_LOAD_DYLINKER
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cmdsize: 32
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name: 12
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- cmd: LC_UUID
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cmdsize: 24
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uuid: 461A1B28-822F-3F38-B670-645419E636F5
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- cmd: LC_VERSION_MIN_MACOSX
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cmdsize: 16
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version: 658176
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sdk: 658176
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- cmd: LC_SOURCE_VERSION
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cmdsize: 16
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version: 0
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- cmd: LC_MAIN
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cmdsize: 24
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entryoff: 4448
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stacksize: 0
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- cmd: LC_LOAD_DYLIB
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cmdsize: 48
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dylib:
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name: 24
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timestamp: 2
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current_version: 7864576
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compatibility_version: 65536
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- cmd: LC_LOAD_DYLIB
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cmdsize: 56
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dylib:
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name: 24
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timestamp: 2
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current_version: 80349697
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compatibility_version: 65536
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- cmd: LC_FUNCTION_STARTS
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cmdsize: 16
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dataoff: 13064
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datasize: 16
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- cmd: LC_DATA_IN_CODE
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cmdsize: 16
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dataoff: 13080
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datasize: 0
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...
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#CHECK: - cmd: LC_SEGMENT_64
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#CHECK: segname: __PAGEZERO
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#CHECK: - cmd: LC_SEGMENT_64
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#CHECK: segname: __TEXT
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#CHECK: Sections:
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#CHECK: - sectname: __text
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#CHECK: segname: __TEXT
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#CHECK: addr: 0x100001160
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#CHECK: size: 3099
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#CHECK: offset: 0x1160
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#CHECK: align: 4
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#CHECK: reloff: 0x0
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#CHECK: nreloc: 0
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#CHECK: flags: 0x80000400
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#CHECK: reserved1: 0x0
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#CHECK: reserved2: 0x0
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#CHECK: reserved3: 0x0
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#CHECK: - sectname: __stubs
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#CHECK: segname: __TEXT
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#CHECK: - sectname: __stub_helper
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#CHECK: segname: __TEXT
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#CHECK: - sectname: __gcc_except_tab
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#CHECK: segname: __TEXT
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#CHECK: - sectname: __cstring
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#CHECK: segname: __TEXT
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#CHECK: - sectname: __unwind_info
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#CHECK: segname: __TEXT
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#CHECK: - cmd: LC_SEGMENT_64
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#CHECK: segname: __DATA
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#CHECK: Sections:
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#CHECK: - sectname: __got
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#CHECK: segname: __DATA
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#CHECK: - sectname: __nl_symbol_ptr
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#CHECK: segname: __DATA
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#CHECK: - sectname: __la_symbol_ptr
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#CHECK: segname: __DATA
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## b) Test that yaml2obj emits an error message if we specify an offset that
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## makes the current section and the previous one overlap.
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# RUN: not yaml2obj --docnum=2 %s -o %t2.macho 2>&1 | FileCheck %s --check-prefix=OVERLAP
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# OVERLAP: yaml2obj: error: wrote too much data somewhere, section offsets don't line up
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--- !mach-o
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FileHeader:
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magic: 0xFEEDFACF
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cputype: 0x01000007
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cpusubtype: 0x80000003
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filetype: 0x00000002
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ncmds: 1
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sizeofcmds: 1024
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flags: 0x00000000
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reserved: 0x00000000
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LoadCommands:
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- cmd: LC_SEGMENT_64
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cmdsize: 0xff
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segname: __SEC
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vmaddr: 0
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vmsize: 0
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fileoff: 0
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filesize: 0
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maxprot: 0
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initprot: 0
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nsects: 2
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flags: 0
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Sections:
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- sectname: __sec1
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segname: __SEC
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addr: 0x0000000000000000
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size: 2
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offset: 0x00000000
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align: 0
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reloff: 0x00000000
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nreloc: 0
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flags: 0x00000000
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reserved1: 0x00000000
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reserved2: 0x00000000
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reserved3: 0x00000000
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- sectname: __sec2
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segname: __SEC
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addr: 0x0000000000000000
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size: 2
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offset: 0x00000001 ## Specify an offset that makes __sec1 and __sec2 overlap.
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align: 1
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reloff: 0x00000000
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nreloc: 0
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flags: 0x00000000
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reserved1: 0x00000000
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reserved2: 0x00000000
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reserved3: 0x00000000
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