parse-eh-frame.yaml 3.84 KB
# RUN: ld64.lld -arch x86_64 -r -print_atoms %s -o %t  | FileCheck %s
#
# Test parsing of __eh_frame (dwarf unwind) section.
#

--- !mach-o
arch:            x86_64
file-type:       MH_OBJECT
flags:           [ MH_SUBSECTIONS_VIA_SYMBOLS ]
has-UUID:        false
OS:              unknown
sections:
  - segment:         __TEXT
    section:         __text
    type:            S_REGULAR
    attributes:      [ S_ATTR_PURE_INSTRUCTIONS, S_ATTR_SOME_INSTRUCTIONS ]
    address:         0x0000000000000000
    content:         [ 0x55, 0x48, 0x89, 0xE5, 0xB8, 0x09, 0x00, 0x00,
                       0x00, 0x5D, 0xC3, 0x55, 0x48, 0x89, 0xE5, 0xB8,
                       0x0A, 0x00, 0x00, 0x00, 0x5D, 0xC3 ]
  - segment:         __TEXT
    section:         __eh_frame
    type:            S_COALESCED
    attributes:      [  ]
    alignment:       8
    address:         0x0000000000000058
    content:         [ 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                       0x01, 0x7A, 0x52, 0x00, 0x01, 0x78, 0x10, 0x01,
                       0x10, 0x0C, 0x07, 0x08, 0x90, 0x01, 0x00, 0x00,
                       0x24, 0x00, 0x00, 0x00, 0x1C, 0x00, 0x00, 0x00,
                       0x88, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
                       0x0B, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                       0x00, 0x41, 0x0E, 0x10, 0x86, 0x02, 0x43, 0x0D,
                       0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                       0x24, 0x00, 0x00, 0x00, 0x44, 0x00, 0x00, 0x00,
                       0x6B, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
                       0x0B, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                       0x00, 0x41, 0x0E, 0x10, 0x86, 0x02, 0x43, 0x0D,
                       0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ]
global-symbols:
  - name:            __Z3barv
    type:            N_SECT
    scope:           [ N_EXT ]
    sect:            1
    value:           0x0000000000000000
  - name:            __Z3foov
    type:            N_SECT
    scope:           [ N_EXT ]
    sect:            1
    value:           0x000000000000000B
...

# CHECK: defined-atoms:
# CHECK:   - ref-name:        [[CIE:L[0-9]+]]
# CHECK:     type:            unwind-cfi
# CHECK:     content:         [ 14, 00, 00, 00, 00, 00, 00, 00, 01, 7A, 52, 00,
# CHECK:                        01, 78, 10, 01, 10, 0C, 07, 08, 90, 01, 00, 00 ]
# CHECK:   - type:            unwind-cfi
# CHECK:     content:         [ 24, 00, 00, 00, 1C, 00, 00, 00, 88, FF, FF, FF,
# CHECK:                        FF, FF, FF, FF, 0B, 00, 00, 00, 00, 00, 00, 00,
# CHECK:                        00, 41, 0E, 10, 86, 02, 43, 0D, 06, 00, 00, 00,
# CHECK:                        00, 00, 00, 00 ]
# CHECK:     references:
# CHECK:       - kind:            negDelta32
# CHECK:         offset:          4
# CHECK:         target:          [[CIE]]
# CHECK:       - kind:            unwindFDEToFunction
# CHECK:         offset:          8
# CHECK:         target:          __Z3barv
# CHECK:   - type:            unwind-cfi
# CHECK:     content:         [ 24, 00, 00, 00, 44, 00, 00, 00, 6B, FF, FF, FF,
# CHECK:                        FF, FF, FF, FF, 0B, 00, 00, 00, 00, 00, 00, 00,
# CHECK:                        00, 41, 0E, 10, 86, 02, 43, 0D, 06, 00, 00, 00,
# CHECK:                        00, 00, 00, 00 ]
# CHECK:     references:
# CHECK:       - kind:            negDelta32
# CHECK:         offset:          4
# CHECK:         target:          [[CIE]]
# CHECK:       - kind:            unwindFDEToFunction
# CHECK:         offset:          8
# CHECK:         target:          __Z3foov
# CHECK:   - name:            __Z3barv
# CHECK:     scope:           global
# CHECK:     content:         [ 55, 48, 89, E5, B8, 09, 00, 00, 00, 5D, C3 ]
# CHECK:   - name:            __Z3foov
# CHECK:     scope:           global
# CHECK:     content:         [ 55, 48, 89, E5, B8, 0A, 00, 00, 00, 5D, C3 ]