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|
# RUN: lld -flavor darwin -arch x86_64 -r %s -o %t -print_atoms | FileCheck %s \
# RUN: && lld -flavor darwin -arch x86_64 %t -r -print_atoms -o %t2 | FileCheck %s
#
# Test parsing and writing of x86_64 text relocations.
#
# The first step tests if the supplied mach-o file is parsed into the correct
# set of references. The second step verifies relocations can be round-tripped
# by writing to a new .o file, then parsing that file which should result in
# the same references.
#
#_foo:
# ret
#
#_bar:
# ret
#
# .section __DATA,__custom
#L1:
# .quad 0
#
# .data
#_d:
# .quad _foo
# .quad _foo+4
# .quad _foo - .
# .quad L1
# .quad L1 + 2
# .quad _foo - .
# .quad _foo + 4 - .
# .quad L1 - .
# .long _foo - .
# .long _foo + 4 - .
# .long L1 - .
#
--- !mach-o
arch: x86_64
file-type: MH_OBJECT
flags: [ ]
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: [ 0xC3, 0xC3 ]
- segment: __DATA
section: __custom
type: S_REGULAR
attributes: [ ]
address: 0x0000000000000002
content: [ 0x00, 0x00, 0x00, 0x00 ]
- segment: __DATA
section: __data
type: S_REGULAR
attributes: [ ]
alignment: 3
address: 0x0000000000000008
content: [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xE0, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xDC, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xD2, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xC8, 0xFF, 0xFF, 0xFF, 0xC8, 0xFF, 0xFF, 0xFF,
0xC2, 0xFF, 0xFF, 0xFF ]
relocations:
- offset: 0x00000040
type: X86_64_RELOC_SUBTRACTOR
length: 2
pc-rel: false
extern: true
symbol: 2
- offset: 0x00000040
type: X86_64_RELOC_UNSIGNED
length: 2
pc-rel: false
extern: false
symbol: 2
- offset: 0x0000003C
type: X86_64_RELOC_SUBTRACTOR
length: 2
pc-rel: false
extern: true
symbol: 2
- offset: 0x0000003C
type: X86_64_RELOC_UNSIGNED
length: 2
pc-rel: false
extern: true
symbol: 0
- offset: 0x00000038
type: X86_64_RELOC_SUBTRACTOR
length: 2
pc-rel: false
extern: true
symbol: 2
- offset: 0x00000038
type: X86_64_RELOC_UNSIGNED
length: 2
pc-rel: false
extern: true
symbol: 0
- offset: 0x00000030
type: X86_64_RELOC_SUBTRACTOR
length: 3
pc-rel: false
extern: true
symbol: 2
- offset: 0x00000030
type: X86_64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: false
symbol: 2
- offset: 0x00000028
type: X86_64_RELOC_SUBTRACTOR
length: 3
pc-rel: false
extern: true
symbol: 2
- offset: 0x00000028
type: X86_64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: true
symbol: 0
- offset: 0x00000020
type: X86_64_RELOC_SUBTRACTOR
length: 3
pc-rel: false
extern: true
symbol: 2
- offset: 0x00000020
type: X86_64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: true
symbol: 0
- offset: 0x00000018
type: X86_64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: false
symbol: 2
- offset: 0x00000010
type: X86_64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: false
symbol: 2
- offset: 0x00000008
type: X86_64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: true
symbol: 0
- offset: 0x00000000
type: X86_64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: true
symbol: 0
local-symbols:
- name: _foo
type: N_SECT
sect: 1
value: 0x0000000000000000
- name: _bar
type: N_SECT
sect: 1
value: 0x0000000000000001
- name: _d
type: N_SECT
sect: 3
value: 0x0000000000000008
...
# CHECK: defined-atoms:
# CHECK: - name: _d
# CHECK: type: data
# CHECK: references:
# CHECK: - kind: pointer64
# CHECK: offset: 0
# CHECK: target: _foo
# CHECK: - kind: pointer64
# CHECK: offset: 8
# CHECK: target: _foo
# CHECK: addend: 4
# CHECK: - kind: pointer64Anon
# CHECK: offset: 16
# CHECK: target: L003
# CHECK: - kind: pointer64Anon
# CHECK: offset: 24
# CHECK: target: L003
# CHECK: addend: 2
# CHECK: - kind: delta64
# CHECK: offset: 32
# CHECK: target: _foo
# CHECK: - kind: delta64
# CHECK: offset: 40
# CHECK: target: _foo
# CHECK: addend: 4
# CHECK: - kind: delta64Anon
# CHECK: offset: 48
# CHECK: target: L003
# CHECK: - kind: delta32
# CHECK: offset: 56
# CHECK: target: _foo
# CHECK: - kind: delta32
# CHECK: offset: 60
# CHECK: target: _foo
# CHECK: addend: 4
# CHECK: - kind: delta32Anon
# CHECK: offset: 64
# CHECK: target: L003
# CHECK: - name: _foo
# CHECK: content: [ C3 ]
# CHECK: - name: _bar
# CHECK: content: [ C3 ]
# CHECK: - ref-name: L003
# CHECK: type: unknown
# CHECK: content: [ 00, 00, 00, 00 ]
# CHECK: section-choice: custom-required
# CHECK: section-name: __DATA/__custom
|
