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|
# RUN: ld64.lld -arch arm64 -o %t %s \
# RUN: %p/Inputs/unwind-info-simple-arm64.yaml -e _main %p/Inputs/arm64/libSystem.yaml
# RUN: llvm-objdump --unwind-info %t | FileCheck %s
--- !mach-o
arch: arm64
file-type: MH_OBJECT
flags: [ MH_SUBSECTIONS_VIA_SYMBOLS ]
sections:
- segment: __TEXT
section: __text
type: S_REGULAR
attributes: [ S_ATTR_PURE_INSTRUCTIONS, S_ATTR_SOME_INSTRUCTIONS ]
alignment: 2
address: 0x0000000000000000
content: [ 0xFD, 0x7B, 0xBF, 0xA9, 0xFD, 0x03, 0x00, 0x91,
0xE0, 0x03, 0x1E, 0x32, 0x00, 0x00, 0x00, 0x94,
0x48, 0x01, 0x80, 0x52, 0x08, 0x00, 0x00, 0xB9,
0x02, 0x00, 0x80, 0xD2, 0x01, 0x00, 0x00, 0x90,
0x21, 0x00, 0x40, 0xF9, 0x00, 0x00, 0x00, 0x94,
0xFD, 0x7B, 0xBF, 0xA9, 0xFD, 0x03, 0x00, 0x91,
0xE0, 0x03, 0x1E, 0x32, 0x00, 0x00, 0x00, 0x94,
0x48, 0x01, 0x80, 0x52, 0x08, 0x00, 0x00, 0xB9,
0x02, 0x00, 0x80, 0xD2, 0x01, 0x00, 0x00, 0x90,
0x21, 0x00, 0x40, 0xF9, 0x00, 0x00, 0x00, 0x94,
0x3F, 0x04, 0x00, 0x71, 0x81, 0x00, 0x00, 0x54,
0x00, 0x00, 0x00, 0x94, 0xFD, 0x7B, 0xC1, 0xA8,
0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x94,
0xFD, 0x7B, 0xBF, 0xA9, 0xFD, 0x03, 0x00, 0x91,
0x00, 0x00, 0x00, 0x94 ]
relocations:
- offset: 0x00000070
type: ARM64_RELOC_BRANCH26
length: 2
pc-rel: true
extern: true
symbol: 5
- offset: 0x00000064
type: ARM64_RELOC_BRANCH26
length: 2
pc-rel: true
extern: true
symbol: 7
- offset: 0x00000060
type: ARM64_RELOC_BRANCH26
length: 2
pc-rel: true
extern: true
symbol: 12
- offset: 0x00000058
type: ARM64_RELOC_BRANCH26
length: 2
pc-rel: true
extern: true
symbol: 11
- offset: 0x0000004C
type: ARM64_RELOC_BRANCH26
length: 2
pc-rel: true
extern: true
symbol: 13
- offset: 0x00000048
type: ARM64_RELOC_GOT_LOAD_PAGEOFF12
length: 2
pc-rel: false
extern: true
symbol: 8
- offset: 0x00000044
type: ARM64_RELOC_GOT_LOAD_PAGE21
length: 2
pc-rel: true
extern: true
symbol: 8
- offset: 0x00000034
type: ARM64_RELOC_BRANCH26
length: 2
pc-rel: true
extern: true
symbol: 10
- offset: 0x00000024
type: ARM64_RELOC_BRANCH26
length: 2
pc-rel: true
extern: true
symbol: 13
- offset: 0x00000020
type: ARM64_RELOC_GOT_LOAD_PAGEOFF12
length: 2
pc-rel: false
extern: true
symbol: 8
- offset: 0x0000001C
type: ARM64_RELOC_GOT_LOAD_PAGE21
length: 2
pc-rel: true
extern: true
symbol: 8
- offset: 0x0000000C
type: ARM64_RELOC_BRANCH26
length: 2
pc-rel: true
extern: true
symbol: 10
- segment: __TEXT
section: __gcc_except_tab
type: S_REGULAR
attributes: [ ]
alignment: 2
address: 0x0000000000000074
content: [ 0xFF, 0x9B, 0xAF, 0x80, 0x00, 0x03, 0x27, 0x00,
0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00,
0x10, 0x00, 0x00, 0x00, 0x28, 0x00, 0x00, 0x00,
0x01, 0x28, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00,
0xD0, 0xFF, 0xFF, 0xFF ]
relocations:
- offset: 0x00000030
type: ARM64_RELOC_POINTER_TO_GOT
length: 2
pc-rel: true
extern: true
symbol: 9
- segment: __LD
section: __compact_unwind
type: S_REGULAR
attributes: [ ]
alignment: 8
address: 0x00000000000000A8
content: [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x28, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x28, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x44,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x74, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x68, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x0C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ]
relocations:
- offset: 0x00000040
type: ARM64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: false
symbol: 1
- offset: 0x00000038
type: ARM64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: false
symbol: 2
- offset: 0x00000030
type: ARM64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: true
symbol: 14
- offset: 0x00000020
type: ARM64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: false
symbol: 1
- offset: 0x00000000
type: ARM64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: false
symbol: 1
local-symbols:
- name: ltmp0
type: N_SECT
sect: 1
value: 0x0000000000000000
- name: ltmp14
type: N_SECT
sect: 2
value: 0x0000000000000074
- name: GCC_except_table1
type: N_SECT
sect: 2
value: 0x0000000000000074
- name: ltmp21
type: N_SECT
sect: 3
value: 0x00000000000000A8
global-symbols:
- name: __Z3barv
type: N_SECT
scope: [ N_EXT ]
sect: 1
value: 0x0000000000000028
- name: __Z3foov
type: N_SECT
scope: [ N_EXT ]
sect: 1
value: 0x0000000000000000
- name: _main
type: N_SECT
scope: [ N_EXT ]
sect: 1
value: 0x0000000000000068
undefined-symbols:
- name: __Unwind_Resume
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
- name: __ZTIi
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
- name: __ZTIl
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
- name: ___cxa_allocate_exception
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
- name: ___cxa_begin_catch
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
- name: ___cxa_end_catch
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
- name: ___cxa_throw
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
- name: ___gxx_personality_v0
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
...
# CHECK: Contents of __unwind_info section:
# CHECK: Version: 0x1
# CHECK: Common encodings array section offset: 0x1c
# CHECK: Number of common encodings in array: 0x0
# CHECK: Personality function array section offset: 0x1c
# CHECK: Number of personality functions in array: 0x1
# CHECK: Index array section offset: 0x20
# CHECK: Number of indices in array: 0x2
# CHECK: Common encodings: (count = 0)
# CHECK: Personality functions: (count = 1)
# CHECK: personality[1]: 0x00004020
# CHECK: Top level indices: (count = 2)
# CHECK: [0]: function offset=0x00003e68, 2nd level page offset=0x00000040, LSDA offset=0x00000038
# CHECK: [1]: function offset=0x00003edc, 2nd level page offset=0x00000000, LSDA offset=0x00000040
# CHECK: LSDA descriptors:
# CHECK: [0]: function offset=0x00003e90, LSDA offset=0x00003f6c
# CHECK: Second level indices:
# CHECK: Second level index[0]: offset in section=0x00000040, base function offset=0x00003e68
# CHECK: [0]: function offset=0x00003e68, encoding=0x04000000
# CHECK: [1]: function offset=0x00003e90, encoding=0x54000000
# CHECK: [2]: function offset=0x00003ed0, encoding=0x04000000
# CHECK-NOT: Contents of __compact_unwind section
|
