llvm/test/tools/obj2yaml/MachO/raw-linkedit.yaml

   1 # Test that obj2yaml + yaml2obj can round-trip mach-o executables with
   2 #  raw __LINKEDIT segments.
   3 #
   4 # RUN: yaml2obj %s | obj2yaml --raw-segment=data --raw-segment=linkedit | FileCheck %s
   5 #
   6 # This file was produced using:
   7 #   echo "int ext;" > a.c
   8 #   xcrun --sdk iphoneos clang -target arm64-apple-ios15.1 -o a.o a.c -c
   9 #   xcrun --sdk iphoneos clang -target arm64-apple-ios15.1 -dynamiclib a.o -o liba.dylib -install_name @executable_path/liba.dylib
  10 #   echo "extern int ext;" > b.c
  11 #   echo "int padding;" >> b.c
  12 #   echo "int *p = &ext + 4;" >> b.c
  13 #   xcrun --sdk iphoneos clang -target arm64-apple-ios15.1 -o b.o b.c -c
  14 #   xcrun --sdk iphoneos clang -target arm64-apple-ios15.1 -dynamiclib b.o -o libfixups.dylib -install_name @executable_path/libfixups.dylib -L. -la
  15 #
  16 # CHECK:      - sectname:        __data
  17 # CHECK:        segname:         __DATA
  18 # CHECK:        content:         '0000001000000080'
  19 # CHECK: __LINKEDIT:      0000000020000000480000004C000000010000000100000000000000000000000300000000000000100000000000000018000000004006000040000000000000000000000100000001020000005F6578740000000000000000015F700006040080800100000000000000000000000000020000000F02000000400000000000000500000001000001000000000000000020005F70005F65787400000000000000
  20
  21 --- !mach-o
  22 FileHeader:
  23   magic:           0xFEEDFACF
  24   cputype:         0x100000C
  25   cpusubtype:      0x0
  26   filetype:        0x6
  27   ncmds:           16
  28   sizeofcmds:      816
  29   flags:           0x100085
  30   reserved:        0x0
  31 LoadCommands:
  32   - cmd:             LC_SEGMENT_64
  33     cmdsize:         152
  34     segname:         __TEXT
  35     vmaddr:          0
  36     vmsize:          16384
  37     fileoff:         0
  38     filesize:        16384
  39     maxprot:         5
  40     initprot:        5
  41     nsects:          1
  42     flags:           0
  43     Sections:
  44       - sectname:        __text
  45         segname:         __TEXT
  46         addr:            0x4000
  47         size:            0
  48         offset:          0x4000
  49         align:           0
  50         reloff:          0x0
  51         nreloc:          0
  52         flags:           0x80000400
  53         reserved1:       0x0
  54         reserved2:       0x0
  55         reserved3:       0x0
  56         content:         ''
  57   - cmd:             LC_SEGMENT_64
  58     cmdsize:         152
  59     segname:         __DATA
  60     vmaddr:          16384
  61     vmsize:          16384
  62     fileoff:         16384
  63     filesize:        16384
  64     maxprot:         3
  65     initprot:        3
  66     nsects:          1
  67     flags:           0
  68     Sections:
  69       - sectname:        __data
  70         segname:         __DATA
  71         addr:            0x4000
  72         size:            8
  73         offset:          0x4000
  74         align:           3
  75         reloff:          0x0
  76         nreloc:          0
  77         flags:           0x0
  78         reserved1:       0x0
  79         reserved2:       0x0
  80         reserved3:       0x0
  81         content:         '0000001000000080'
  82   - cmd:             LC_SEGMENT_64
  83     cmdsize:         72
  84     segname:         __LINKEDIT
  85     vmaddr:          32768
  86     vmsize:          16384
  87     fileoff:         32768
  88     filesize:        160
  89     maxprot:         1
  90     initprot:        1
  91     nsects:          0
  92     flags:           0
  93   - cmd:             LC_ID_DYLIB
  94     cmdsize:         64
  95     dylib:
  96       name:            24
  97       timestamp:       1
  98       current_version: 0
  99       compatibility_version: 0
 100     Content:         '@executable_path/libfixups.dylib'
 101     ZeroPadBytes:    8
 102   - cmd:             LC_DYLD_CHAINED_FIXUPS
 103     cmdsize:         16
 104     dataoff:         32768
 105     datasize:        88
 106   - cmd:             LC_DYLD_EXPORTS_TRIE
 107     cmdsize:         16
 108     dataoff:         32856
 109     datasize:        16
 110   - cmd:             LC_SYMTAB
 111     cmdsize:         24
 112     symoff:          32880
 113     nsyms:           2
 114     stroff:          32912
 115     strsize:         16
 116   - cmd:             LC_DYSYMTAB
 117     cmdsize:         80
 118     ilocalsym:       0
 119     nlocalsym:       0
 120     iextdefsym:      0
 121     nextdefsym:      1
 122     iundefsym:       1
 123     nundefsym:       1
 124     tocoff:          0
 125     ntoc:            0
 126     modtaboff:       0
 127     nmodtab:         0
 128     extrefsymoff:    0
 129     nextrefsyms:     0
 130     indirectsymoff:  0
 131     nindirectsyms:   0
 132     extreloff:       0
 133     nextrel:         0
 134     locreloff:       0
 135     nlocrel:         0
 136   - cmd:             LC_UUID
 137     cmdsize:         24
 138     uuid:            56F7BCE0-C1A7-38E3-A90D-742D8E3D5FA9
 139   - cmd:             LC_BUILD_VERSION
 140     cmdsize:         32
 141     platform:        2
 142     minos:           983296
 143     sdk:             983552
 144     ntools:          1
 145     Tools:
 146       - tool:            3
 147         version:         46596096
 148   - cmd:             LC_SOURCE_VERSION
 149     cmdsize:         16
 150     version:         0
 151   - cmd:             LC_ENCRYPTION_INFO_64
 152     cmdsize:         24
 153     cryptoff:        16384
 154     cryptsize:       0
 155     cryptid:         0
 156     pad:             0
 157   - cmd:             LC_LOAD_DYLIB
 158     cmdsize:         56
 159     dylib:
 160       name:            24
 161       timestamp:       2
 162       current_version: 0
 163       compatibility_version: 0
 164     Content:         '@executable_path/liba.dylib'
 165     ZeroPadBytes:    5
 166   - cmd:             LC_LOAD_DYLIB
 167     cmdsize:         56
 168     dylib:
 169       name:            24
 170       timestamp:       2
 171       current_version: 85917696
 172       compatibility_version: 65536
 173     Content:         '/usr/lib/libSystem.B.dylib'
 174     ZeroPadBytes:    6
 175   - cmd:             LC_FUNCTION_STARTS
 176     cmdsize:         16
 177     dataoff:         32872
 178     datasize:        8
 179   - cmd:             LC_DATA_IN_CODE
 180     cmdsize:         16
 181     dataoff:         32880
 182     datasize:        0
 183 __LINKEDIT:      0000000020000000480000004C000000010000000100000000000000000000000300000000000000100000000000000018000000004006000040000000000000000000000100000001020000005F6578740000000000000000015F700006040080800100000000000000000000000000020000000F02000000400000000000000500000001000001000000000000000020005F70005F65787400000000000000
 184 ...