parse-eh-frame.yaml
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# 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 ]