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|
# RUN: rm -rf %t && mkdir %t
# RUN: yaml2obj %s -o %t/original
# RUN: llvm-strip --strip-all %t/original -o %t/stripped
# RUN: llvm-readobj --macho-segment --section-headers %t/stripped | FileCheck %s
# CHECK-LABEL: Sections [
# CHECK: Index: 0
# CHECK-NEXT: Name: __text
# CHECK-NEXT: Segment: __TEXT
# CHECK: Offset: 16384
# CHECK-LABEL: Name: __PAGEZERO
# CHECK: fileoff: 0
# CHECK-LABEL: Name: __TEXT
# CHECK: fileoff: 0
# The YAML below is the following code
# ```
# static int foo = 12345;
# int bar = 4567;
# int main(int argc, char **argv) { return 0; }
# ```
# Compiled on macOS against the macOS SDK and passing `-Wl,-encryptable`
# Contents are removed, since they are not important for the test. We need a
# small text segment (smaller than a page).
--- !mach-o
FileHeader:
magic: 0xFEEDFACF
cputype: 0x100000C
cpusubtype: 0x0
filetype: 0x2
ncmds: 18
sizeofcmds: 920
flags: 0x200085
reserved: 0x0
LoadCommands:
- cmd: LC_SEGMENT_64
cmdsize: 72
segname: __PAGEZERO
vmaddr: 0
vmsize: 4294967296
fileoff: 0
filesize: 0
maxprot: 0
initprot: 0
nsects: 0
flags: 0
- cmd: LC_SEGMENT_64
cmdsize: 232
segname: __TEXT
vmaddr: 4294967296
vmsize: 32768
fileoff: 0
filesize: 32768
maxprot: 5
initprot: 5
nsects: 2
flags: 0
Sections:
- sectname: __text
segname: __TEXT
addr: 0x100004000
size: 32
offset: 0x4000
align: 2
reloff: 0x0
nreloc: 0
flags: 0x80000400
reserved1: 0x0
reserved2: 0x0
reserved3: 0x0
- sectname: __unwind_info
segname: __TEXT
addr: 0x100004020
size: 88
offset: 0x4020
align: 2
reloff: 0x0
nreloc: 0
flags: 0x0
reserved1: 0x0
reserved2: 0x0
reserved3: 0x0
- cmd: LC_SEGMENT_64
cmdsize: 152
segname: __DATA
vmaddr: 4295000064
vmsize: 16384
fileoff: 32768
filesize: 16384
maxprot: 3
initprot: 3
nsects: 1
flags: 0
Sections:
- sectname: __data
segname: __DATA
addr: 0x100008000
size: 4
offset: 0x8000
align: 2
reloff: 0x0
nreloc: 0
flags: 0x0
reserved1: 0x0
reserved2: 0x0
reserved3: 0x0
- cmd: LC_SEGMENT_64
cmdsize: 72
segname: __LINKEDIT
vmaddr: 4295016448
vmsize: 16384
fileoff: 49152
filesize: 768
maxprot: 1
initprot: 1
nsects: 0
flags: 0
- cmd: LC_DYLD_CHAINED_FIXUPS
cmdsize: 16
dataoff: 49152
datasize: 56
- cmd: LC_DYLD_EXPORTS_TRIE
cmdsize: 16
dataoff: 49208
datasize: 64
- cmd: LC_SYMTAB
cmdsize: 24
symoff: 49280
nsyms: 3
stroff: 49328
strsize: 40
- cmd: LC_DYSYMTAB
cmdsize: 80
ilocalsym: 0
nlocalsym: 0
iextdefsym: 0
nextdefsym: 3
iundefsym: 3
nundefsym: 0
tocoff: 0
ntoc: 0
modtaboff: 0
nmodtab: 0
extrefsymoff: 0
nextrefsyms: 0
indirectsymoff: 0
nindirectsyms: 0
extreloff: 0
nextrel: 0
locreloff: 0
nlocrel: 0
- cmd: LC_LOAD_DYLINKER
cmdsize: 32
name: 12
Content: '/usr/lib/dyld'
ZeroPadBytes: 7
- cmd: LC_UUID
cmdsize: 24
uuid: ADDA943C-657A-3A49-9580-168E17A40FFB
- cmd: LC_BUILD_VERSION
cmdsize: 32
platform: 1
minos: 983040
sdk: 984320
ntools: 1
Tools:
- tool: 3
version: 76481537
- cmd: LC_SOURCE_VERSION
cmdsize: 16
version: 0
- cmd: LC_MAIN
cmdsize: 24
entryoff: 16384
stacksize: 0
- cmd: LC_ENCRYPTION_INFO_64
cmdsize: 24
cryptoff: 16384
cryptsize: 16384
cryptid: 0
pad: 0
- cmd: LC_LOAD_DYLIB
cmdsize: 56
dylib:
name: 24
timestamp: 2
current_version: 88539136
compatibility_version: 65536
Content: '/usr/lib/libSystem.B.dylib'
ZeroPadBytes: 6
- cmd: LC_FUNCTION_STARTS
cmdsize: 16
dataoff: 49272
datasize: 8
- cmd: LC_DATA_IN_CODE
cmdsize: 16
dataoff: 49280
datasize: 0
- cmd: LC_CODE_SIGNATURE
cmdsize: 16
dataoff: 49376
datasize: 544
LinkEditData:
ExportTrie:
TerminalSize: 0
NodeOffset: 0
Name: ''
Flags: 0x0
Address: 0x0
Other: 0x0
ImportName: ''
Children:
- TerminalSize: 0
NodeOffset: 25
Name: _
Flags: 0x0
Address: 0x0
Other: 0x0
ImportName: ''
Children:
- TerminalSize: 2
NodeOffset: 9
Name: _mh_execute_header
Flags: 0x0
Address: 0x0
Other: 0x0
ImportName: ''
- TerminalSize: 4
NodeOffset: 13
Name: bar
Flags: 0x0
Address: 0x8000
Other: 0x0
ImportName: ''
- TerminalSize: 4
NodeOffset: 19
Name: main
Flags: 0x0
Address: 0x4000
Other: 0x0
ImportName: ''
NameList:
- n_strx: 2
n_type: 0xF
n_sect: 1
n_desc: 16
n_value: 4294967296
- n_strx: 22
n_type: 0xF
n_sect: 3
n_desc: 0
n_value: 4295000064
- n_strx: 27
n_type: 0xF
n_sect: 1
n_desc: 0
n_value: 4294983680
StringTable:
- ' '
- __mh_execute_header
- _bar
- _main
- ''
- ''
- ''
- ''
- ''
- ''
- ''
FunctionStarts: [ 0x4000 ]
ChainedFixups: [ 0x0, 0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x34, 0x0,
0x0, 0x0, 0x34, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0 ]
...
|
