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# RUN: ld64.lld -arch arm64 -r -print_atoms %s -o %t | FileCheck %s
# RUN: ld64.lld -arch arm64 -r -print_atoms %t -o %t2 | FileCheck %s
# RUN: llvm-objdump -r -s -section="__eh_frame" -macho %t | FileCheck -check-prefix=CODE %s
# RUN: llvm-objdump -r -s -section="__eh_frame" -macho %t2 | FileCheck -check-prefix=CODE %s
--- !mach-o
arch: arm64
file-type: MH_OBJECT
flags: [ MH_SUBSECTIONS_VIA_SYMBOLS ]
compat-version: 0.0
current-version: 0.0
has-UUID: false
OS: unknown
sections:
- segment: __TEXT
section: __text
type: S_REGULAR
attributes: [ S_ATTR_PURE_INSTRUCTIONS, S_ATTR_SOME_INSTRUCTIONS ]
alignment: 4
address: 0x0000000000000000
content: [ 0xFD, 0x7B, 0xBF, 0xA9, 0xFD, 0x03, 0x00, 0x91,
0x00, 0x00, 0x00, 0x90, 0x00, 0x00, 0x00, 0x91,
0x00, 0x00, 0x00, 0x94, 0x00, 0x00, 0x80, 0x52,
0xFD, 0x7B, 0xC1, 0xA8, 0xC0, 0x03, 0x5F, 0xD6 ]
relocations:
- offset: 0x00000010
type: ARM64_RELOC_BRANCH26
length: 2
pc-rel: true
extern: true
symbol: 9
- offset: 0x0000000C
type: ARM64_RELOC_PAGEOFF12
length: 2
pc-rel: false
extern: true
symbol: 1
- offset: 0x00000008
type: ARM64_RELOC_PAGE21
length: 2
pc-rel: true
extern: true
symbol: 1
- segment: __TEXT
section: __cstring
type: S_CSTRING_LITERALS
attributes: [ ]
address: 0x0000000000000020
content: [ 0x48, 0x65, 0x6C, 0x6C, 0x6F, 0x20, 0x77, 0x6F,
0x72, 0x6C, 0x64, 0x00 ]
- segment: __LD
section: __compact_unwind
type: S_REGULAR
attributes: [ ]
alignment: 8
address: 0x0000000000000030
content: [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ]
relocations:
- offset: 0x00000000
type: ARM64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: false
symbol: 1
- segment: __TEXT
section: __eh_frame
type: S_COALESCED
attributes: [ ]
alignment: 8
address: 0x0000000000000050
content: [ 0x1C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x7A, 0x50, 0x4C, 0x52, 0x00, 0x01, 0x78,
0x1E, 0x07, 0x00, 0x9D, 0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0x00, 0x10, 0x0C, 0x1F, 0x00,
0x24, 0x00, 0x00, 0x00, 0x24, 0x00, 0x00, 0x00,
0x88, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x08, 0x17, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x48, 0x0E, 0x10, 0x9E, 0x01, 0x9D, 0x02 ]
- segment: __TEXT
section: __gcc_except_tab
type: S_REGULAR
attributes: [ ]
address: 0x00000000000000A0
content: [ 0x00, 0x00, 0x00, 0x00 ]
local-symbols:
- name: ltmp0
type: N_SECT
sect: 1
value: 0x0000000000000000
- name: L_str
type: N_SECT
sect: 2
value: 0x0000000000000020
- name: ltmp1
type: N_SECT
sect: 2
value: 0x0000000000000020
- name: ltmp2
type: N_SECT
sect: 3
value: 0x0000000000000030
- name: ltmp3
type: N_SECT
sect: 4
value: 0x0000000000000050
- name: ltmp4
type: N_SECT
sect: 4
value: 0x0000000000000070
global-symbols:
- name: __Z3fooi
type: N_SECT
scope: [ N_EXT ]
sect: 1
value: 0x0000000000000000
undefined-symbols:
- name: __gxx_personality_v0
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
- name: _bar
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
- name: _puts
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
page-size: 0x00000000
# CHECK: defined-atoms:
# CHECK: - ref-name: L{{[0-9]*}}
# CHECK: scope: hidden
# CHECK: type: c-string
# CHECK: content: [ 48, 65, 6C, 6C, 6F, 20, 77, 6F, 72, 6C, 64, 00 ]
# CHECK: merge: by-content
# CHECK: - ref-name: L{{[0-9]*}}
# CHECK: type: unwind-cfi
# CHECK: content: [ 1C, 00, 00, 00, 00, 00, 00, 00, 01, 7A, 50, 4C,
# CHECK: 52, 00, 01, 78, 1E, 07, 00, {{..}}, {{..}}, {{..}}, {{..}}, {{..}},
# CHECK: {{..}}, {{..}}, {{..}}, 00, 10, 0C, 1F, 00 ]
# CHECK: - type: unwind-cfi
# CHECK: content: [ 24, 00, 00, 00, 24, 00, 00, 00, {{..}}, {{..}}, {{..}}, {{..}},
# CHECK: {{..}}, {{..}}, {{..}}, {{..}}, 20, 00, 00, 00, 00, 00, 00, 00,
# CHECK: 08, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, {{..}}, 48, 0E, 10,
# CHECK: 9E, 01, 9D, 02 ]
# CHECK: references:
# CHECK: - kind: negDelta32
# CHECK: offset: 4
# CHECK: target: L{{[0-9]*}}
# CHECK: - kind: unwindFDEToFunction
# CHECK: offset: 8
# CHECK: target: __Z3fooi
# CHECK: - kind: unwindFDEToFunction
# CHECK: offset: 25
# CHECK: target: L{{[0-9]*}}
# CHECK: - ref-name: L{{[0-9]*}}
# CHECK: type: unwind-lsda
# CHECK: content: [ 00, 00, 00, 00 ]
# CHECK: - type: compact-unwind
# CHECK: content: [ 00, 00, 00, 00, 00, 00, 00, 00, 20, 00, 00, 00,
# CHECK: 00, 00, 00, 03, 00, 00, 00, 00, 00, 00, 00, 00,
# CHECK: 00, 00, 00, 00, 00, 00, 00, 00 ]
# CHECK: alignment: 8
# CHECK: references:
# CHECK: - kind: pointer64
# CHECK: offset: 0
# CHECK: target: __Z3fooi
# CHECK: - name: __Z3fooi
# CHECK: scope: global
# CHECK: content: [ FD, 7B, BF, A9, FD, 03, 00, 91, 00, 00, 00, 90,
# CHECK: 00, 00, 00, 91, 00, 00, 00, 94, 00, 00, 80, 52,
# CHECK: FD, 7B, C1, A8, C0, 03, 5F, D6 ]
# CHECK: alignment: 4
# CHECK: references:
# CHECK: - kind: page21
# CHECK: offset: 8
# CHECK: target: L{{[0-9]*}}
# CHECK: - kind: offset12
# CHECK: offset: 12
# CHECK: target: L{{[0-9]*}}
# CHECK: - kind: branch26
# CHECK: offset: 16
# CHECK: target: _puts
# Make sure we don't have any relocations in the __eh_frame section
# CODE-NOT: RELOCATION RECORDS FOR [__eh_frame]
# Also make sure the reloc for the FDE->function is the correct offset
# It should be the offset from the fixup location back to the address
# of the function we are referencing
# CODE: Contents of section __eh_frame:
# This is the CIE:
# CODE-NEXT: {{[0-9abcdef]*}} 1c000000 00000000 017a504c 52000178
# CODE-NEXT: {{[0-9abcdef]*}} 1e0700bd ffffffff ffffff00 100c1f00
# This is the FDE:
# CODE-NEXT: {{[0-9abcdef]*}} 24000000 24000000 a8ffffff ffffffff
# This is the important offset for FDE->func ^~~~~~~~ ~~~~~~~~
# CODE-NEXT: {{[0-9abcdef]*}} 20000000 00000000 08c3ffff ffffffff
# And this is the offset for FDE->lsda ^~~~~~~~ ~~~~~~
# CODE-NEXT: {{[0-9abcdef]*}} ff480e10 9e019d02
# And this byte ^~
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