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| # RUN: ld64.lld -macosx_version_min 10.7 -arch x86_64 -print_atoms %s -o %t | FileCheck %s
# RUN: not ld64.lld -macosx_version_min 10.6 -arch x86_64 -o %t %s 2> %t2
# RUN: FileCheck < %t2 %s --check-prefix=CHECK-ERROR
# RUN: llvm-objdump -macho -private-headers %t | FileCheck %s --check-prefix=CHECK-LOADCMDS
#
# Test parsing of x86_64 tlv relocations.
--- !mach-o
arch: x86_64
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: 16
address: 0x0000000000000000
content: [ 0x55, 0x48, 0x89, 0xE5, 0x48, 0x8B, 0x3D, 0x00,
0x00, 0x00, 0x00, 0xFF, 0x17, 0x8B, 0x00, 0x5D,
0xC3 ]
relocations:
- offset: 0x00000007
type: X86_64_RELOC_TLV
length: 2
pc-rel: true
extern: true
symbol: 2
- segment: __DATA
section: __thread_bss
type: S_THREAD_LOCAL_ZEROFILL
attributes: [ ]
alignment: 4
address: 0x0000000000000014
size: 4
- segment: __DATA
section: __thread_vars
type: S_THREAD_LOCAL_VARIABLES
attributes: [ ]
address: 0x0000000000000018
content: [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ]
relocations:
- offset: 0x00000010
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: 3
- segment: __DATA
section: __dummy
type: S_REGULAR
attributes: [ ]
alignment: 8
address: 0x00000000000000C0
content: [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ]
local-symbols:
- name: '_x$tlv$init'
type: N_SECT
sect: 2
value: 0x0000000000000014
global-symbols:
- name: _main
type: N_SECT
scope: [ N_EXT ]
sect: 1
value: 0x0000000000000000
- name: _x
type: N_SECT
scope: [ N_EXT ]
sect: 3
value: 0x0000000000000018
- name: '__tlv_bootstrap'
type: N_SECT
scope: [ N_EXT ]
sect: 4
value: 0x00000000000000C0
- name: 'dyld_stub_binder'
type: N_SECT
scope: [ N_EXT ]
sect: 4
value: 0x00000000000000C8
- name: 'start'
type: N_SECT
scope: [ N_EXT ]
sect: 4
value: 0x00000000000000D0
page-size: 0x00000000
...
# CHECK: - name: _x
# CHECK-NEXT: scope: global
# CHECK-NEXT: type: tlv-thunk
# CHECK-NOT: - name:
# CHECK: references:
# CHECK-NEXT: - kind: pointer64
# CHECK-NEXT: offset: 0
# CHECK-NEXT: target: __tlv_bootstrap
# CHECK-NEXT: - kind: tlvInitSectionOffset
# CHECK-NEXT: offset: 16
# CHECK-NEXT: target: '_x$tlv$init'
# CHECK: - name: '_x$tlv$init'
# CHECK-NEXT: type: tlv-zero-fill
# CHECK: - name: _main
# CHECK-NOT: - name:
# CHECK: references:
# CHECK-NEXT: - kind: ripRel32
# CHECK-NEXT: offset: 7
# CHECK-NEXT: target: L[[ID:[0-9]+]]
# CHECK: - ref-name: L[[ID]]
# CHECK-NEXT: scope: hidden
# CHECK-NEXT: type: tlv-initializer-ptr
# CHECK-NEXT: content: [ 00, 00, 00, 00, 00, 00, 00, 00 ]
# CHECK-NEXT: alignment: 8
# CHECK-NEXT: permissions: rw-
# CHECK-NEXT: references:
# CHECK-NEXT: - kind: pointer64
# CHECK-NEXT: offset: 0
# CHECK-NEXT: target: _x
# CHECK-ERROR: targeted OS version does not support use of thread local variables in _main for architecture x86_64
# CHECK-LOADCMDS: sectname __thread_bss
# CHECK-LOADCMDS: segname __DATA
# CHECK-LOADCMDS: addr 0x{{[0-9A-F]*}}
# CHECK-LOADCMDS: size 0x0000000000000004
# CHECK-LOADCMDS: offset 0
# CHECK-LOADCMDS: align 2^2 (4)
# CHECK-LOADCMDS: reloff 0
# CHECK-LOADCMDS: nreloc 0
# CHECK-LOADCMDS: type S_THREAD_LOCAL_ZEROFILL
|