test/mach-o/parse-eh-frame-x86-labeled.yaml

   1 # RUN: lld -flavor darwin -arch i386 -r -print_atoms %s -o %t  | FileCheck %s
   2 #
   3 # Test parsing of old __eh_frame (dwarf unwind) section that has .eh labels
   4 # and relocations.
   5 #
   6
   7 --- !mach-o
   8 arch:            x86
   9 file-type:       MH_OBJECT
  10 flags:           [ MH_SUBSECTIONS_VIA_SYMBOLS ]
  11 OS:              unknown
  12 sections:
  13   - segment:         __TEXT
  14     section:         __text
  15     type:            S_REGULAR
  16     attributes:      [ S_ATTR_PURE_INSTRUCTIONS, S_ATTR_SOME_INSTRUCTIONS ]
  17     address:         0x0000000000000000
  18     content:         [ 0x55, 0x89, 0xE5, 0x56, 0x83, 0xEC, 0x14, 0xE8,
  19                        0x00, 0x00, 0x00, 0x00, 0x5E, 0xC7, 0x04, 0x24,
  20                        0x04, 0x00, 0x00, 0x00, 0xE8, 0xE7, 0xFF, 0xFF,
  21                        0xFF, 0xC7, 0x00, 0x0A, 0x00, 0x00, 0x00, 0x8B,
  22                        0x8E, 0x38, 0x00, 0x00, 0x00, 0x89, 0x4C, 0x24,
  23                        0x04, 0x89, 0x04, 0x24, 0xC7, 0x44, 0x24, 0x08,
  24                        0x00, 0x00, 0x00, 0x00, 0xE8, 0xC7, 0xFF, 0xFF,
  25                        0xFF, 0x55, 0x89, 0xE5, 0x83, 0xEC, 0x08, 0xE8,
  26                        0xBC, 0xFF, 0xFF, 0xFF ]
  27     relocations:
  28       - offset:          0x00000040
  29         type:            GENERIC_RELOC_VANILLA
  30         length:          2
  31         pc-rel:          true
  32         extern:          false
  33         symbol:          1
  34       - offset:          0x00000035
  35         type:            GENERIC_RELOC_VANILLA
  36         length:          2
  37         pc-rel:          true
  38         extern:          true
  39         symbol:          7
  40       - offset:          0x00000021
  41         scattered:       true
  42         type:            GENERIC_RELOC_LOCAL_SECTDIFF
  43         length:          2
  44         pc-rel:          false
  45         value:           0x00000044
  46       - offset:          0x00000000
  47         scattered:       true
  48         type:            GENERIC_RELOC_PAIR
  49         length:          2
  50         pc-rel:          false
  51         value:           0x0000000C
  52       - offset:          0x00000015
  53         type:            GENERIC_RELOC_VANILLA
  54         length:          2
  55         pc-rel:          true
  56         extern:          true
  57         symbol:          6
  58   - segment:         __IMPORT
  59     section:         __pointers
  60     type:            S_NON_LAZY_SYMBOL_POINTERS
  61     attributes:      [  ]
  62     address:         0x0000000000000044
  63     content:         [ 0x00, 0x00, 0x00, 0x00 ]
  64     indirect-syms:   [ 5 ]
  65   - segment:         __TEXT
  66     section:         __eh_frame
  67     type:            S_REGULAR
  68     attributes:      [  ]
  69     alignment:       2
  70     address:         0x0000000000000048
  71     content:         [ 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  72                        0x01, 0x7A, 0x52, 0x00, 0x01, 0x7C, 0x08, 0x01,
  73                        0x10, 0x0C, 0x05, 0x04, 0x88, 0x01, 0x00, 0x00,
  74                        0x18, 0x00, 0x00, 0x00, 0x1C, 0x00, 0x00, 0x00,
  75                        0x98, 0xFF, 0xFF, 0xFF, 0x39, 0x00, 0x00, 0x00,
  76                        0x00, 0x41, 0x0E, 0x08, 0x84, 0x02, 0x42, 0x0D,
  77                        0x04, 0x44, 0x86, 0x03, 0x18, 0x00, 0x00, 0x00,
  78                        0x38, 0x00, 0x00, 0x00, 0xB5, 0xFF, 0xFF, 0xFF,
  79                        0x0B, 0x00, 0x00, 0x00, 0x00, 0x41, 0x0E, 0x08,
  80                        0x84, 0x02, 0x42, 0x0D, 0x04, 0x00, 0x00, 0x00 ]
  81     relocations:
  82       - offset:          0x0000001C
  83         scattered:       true
  84         type:            GENERIC_RELOC_LOCAL_SECTDIFF
  85         length:          2
  86         pc-rel:          false
  87         value:           0x00000064
  88       - offset:          0x00000000
  89         scattered:       true
  90         type:            GENERIC_RELOC_PAIR
  91         length:          2
  92         pc-rel:          false
  93         value:           0x00000048
  94       - offset:          0x00000020
  95         scattered:       true
  96         type:            GENERIC_RELOC_SECTDIFF
  97         length:          2
  98         pc-rel:          false
  99         value:           0x00000000
 100       - offset:          0x00000000
 101         scattered:       true
 102         type:            GENERIC_RELOC_PAIR
 103         length:          2
 104         pc-rel:          false
 105         value:           0x00000068
 106       - offset:          0x00000038
 107         scattered:       true
 108         type:            GENERIC_RELOC_LOCAL_SECTDIFF
 109         length:          2
 110         pc-rel:          false
 111         value:           0x00000080
 112       - offset:          0x00000000
 113         scattered:       true
 114         type:            GENERIC_RELOC_PAIR
 115         length:          2
 116         pc-rel:          false
 117         value:           0x00000048
 118       - offset:          0x0000003C
 119         scattered:       true
 120         type:            GENERIC_RELOC_SECTDIFF
 121         length:          2
 122         pc-rel:          false
 123         value:           0x00000039
 124       - offset:          0x00000000
 125         scattered:       true
 126         type:            GENERIC_RELOC_PAIR
 127         length:          2
 128         pc-rel:          false
 129         value:           0x00000084
 130 local-symbols:
 131   - name:            EH_frame0
 132     type:            N_SECT
 133     sect:            3
 134     value:           0x0000000000000048
 135 global-symbols:
 136   - name:            __Z3barv
 137     type:            N_SECT
 138     scope:           [ N_EXT ]
 139     sect:            1
 140     value:           0x0000000000000039
 141   - name:            __Z3barv.eh
 142     type:            N_SECT
 143     scope:           [ N_EXT ]
 144     sect:            3
 145     value:           0x000000000000007C
 146   - name:            __Z3foov
 147     type:            N_SECT
 148     scope:           [ N_EXT ]
 149     sect:            1
 150     value:           0x0000000000000000
 151   - name:            __Z3foov.eh
 152     type:            N_SECT
 153     scope:           [ N_EXT ]
 154     sect:            3
 155     value:           0x0000000000000060
 156 undefined-symbols:
 157   - name:            __ZTIi
 158     type:            N_UNDF
 159     scope:           [ N_EXT ]
 160     value:           0x0000000000000000
 161   - name:            ___cxa_allocate_exception
 162     type:            N_UNDF
 163     scope:           [ N_EXT ]
 164     value:           0x0000000000000000
 165   - name:            ___cxa_throw
 166     type:            N_UNDF
 167     scope:           [ N_EXT ]
 168     value:           0x0000000000000000
 169 ...
 170
 171 # CHECK: defined-atoms:
 172 # CHECK:   - ref-name:        [[CIE:L[L0-9]+]]
 173 # CHECK:     type:            unwind-cfi
 174 # CHECK:     content:
 175 # CHECK:   - type:            unwind-cfi
 176 # CHECK:     content:
 177 # CHECK:     references:
 178 # CHECK:       - kind:            negDelta32
 179 # CHECK:         offset:          4
 180 # CHECK:         target:          [[CIE]]
 181 # CHECK:       - kind:            delta32
 182 # CHECK:         offset:          8
 183 # CHECK:         target:          __Z3foov
 184 # CHECK:   - type:            unwind-cfi
 185 # CHECK:     content:
 186 # CHECK:     references:
 187 # CHECK:       - kind:            negDelta32
 188 # CHECK:         offset:          4
 189 # CHECK:         target:          [[CIE]]
 190 # CHECK:       - kind:            delta32
 191 # CHECK:         offset:          8
 192 # CHECK:         target:          __Z3barv
 193