llvm/llvm/test/tools/llvm-objcopy/MachO/segment-size-alignment.test

# RUN: yaml2obj --docnum=1 %s -o %t.armv7
# RUN: llvm-objdump --private-headers %t.armv7 | FileCheck %s --check-prefix=ARMV7

# ARMV7:       segname __PAGEZERO
# ARMV7-NEXT:  vmaddr 0x00000000
# ARMV7-NEXT:  vmsize 0x00004000
# ARMV7:       segname __TEXT
# ARMV7-NEXT:  vmaddr 0x00004000
# ARMV7-NEXT:  vmsize 0x00008000
# ARMV7:       segname __LINKEDIT
# ARMV7-NEXT:  vmaddr 0x0000c000
# ARMV7-NEXT:  vmsize 0x00004000

# RUN: yaml2obj --docnum=2 %s -o %t.arm64
# RUN: llvm-objdump --private-headers %t.arm64 | FileCheck %s --check-prefix=ARM64

# ARM64:       segname __PAGEZERO
# ARM64-NEXT:  vmaddr 0x0000000000000000
# ARM64-NEXT:  vmsize 0x0000000100000000
# ARM64:       segname __TEXT
# ARM64-NEXT:  vmaddr 0x0000000100000000
# ARM64-NEXT:  vmsize 0x0000000000008000
# ARM64:       segname __LINKEDIT
# ARM64-NEXT:  vmaddr 0x0000000100008000
# ARM64-NEXT:  vmsize 0x0000000000004000

# RUN: yaml2obj --docnum=3 %s -o %t.arm64_32
# RUN: llvm-objdump --private-headers %t.arm64_32 | FileCheck %s --check-prefix=ARM64_32

# ARM64_32:       segname __PAGEZERO
# ARM64_32-NEXT:  vmaddr 0x00000000
# ARM64_32-NEXT:  vmsize 0x00004000
# ARM64_32:       segname __TEXT
# ARM64_32-NEXT:  vmaddr 0x00004000
# ARM64_32-NEXT:  vmsize 0x00008000
# ARM64_32:       segname __LINKEDIT
# ARM64_32-NEXT:  vmaddr 0x0000c000
# ARM64_32-NEXT:  vmsize 0x00004000

# RUN: yaml2obj --docnum=4 %s -o %t.x86_64
# RUN: llvm-objdump --private-headers %t.x86_64 | FileCheck %s --check-prefix=X86_64

# X86_64:       segname __PAGEZERO
# X86_64-NEXT:  vmaddr 0x0000000000000000
# X86_64-NEXT:  vmsize 0x0000000100000000
# X86_64:       segname __TEXT
# X86_64-NEXT:  vmaddr 0x0000000100000000
# X86_64-NEXT:  vmsize 0x0000000000001000
# X86_64:       segname __LINKEDIT
# X86_64-NEXT:  vmaddr 0x0000000100001000
# X86_64-NEXT:  vmsize 0x0000000000001000

## Input binaries:

## Case 1: armv7 iOS binary.
## This binary can be built on OSX as follows:
## main.c: int main() { return 0; }
## xcrun -sdk iphoneos clang -arch armv7 main.c -o main.exe
--- !mach-o
FileHeader:
  magic:           0xFEEDFACE
  cputype:         0x0000000C
  cpusubtype:      0x00000009
  filetype:        0x00000002
  ncmds:           15
  sizeofcmds:      600
  flags:           0x00200085
LoadCommands:
  - cmd:             LC_SEGMENT
    cmdsize:         56
    segname:         __PAGEZERO
    vmaddr:          0
    vmsize:          16384
    fileoff:         0
    filesize:        0
    maxprot:         0
    initprot:        0
    nsects:          0
    flags:           0
  - cmd:             LC_SEGMENT
    cmdsize:         124
    segname:         __TEXT
    vmaddr:          16384
    vmsize:          32768
    fileoff:         0
    filesize:        32768
    maxprot:         5
    initprot:        5
    nsects:          1
    flags:           0
    Sections:
      - sectname:        __text
        segname:         __TEXT
        addr:            0x000000000000BFF6
        size:            10
        offset:          0x00007FF6
        align:           1
        reloff:          0x00000000
        nreloc:          0
        flags:           0x80000400
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
        content:         81B00020009001B07047
  - cmd:             LC_SEGMENT
    cmdsize:         56
    segname:         __LINKEDIT
    vmaddr:          49152
    vmsize:          16384
    fileoff:         32768
    filesize:        132
    maxprot:         1
    initprot:        1
    nsects:          0
    flags:           0
  - cmd:             LC_DYLD_INFO_ONLY
    cmdsize:         48
    rebase_off:      0
    rebase_size:     0
    bind_off:        0
    bind_size:       0
    weak_bind_off:   0
    weak_bind_size:  0
    lazy_bind_off:   0
    lazy_bind_size:  0
    export_off:      32768
    export_size:     44
  - cmd:             LC_SYMTAB
    cmdsize:         24
    symoff:          32816
    nsyms:           3
    stroff:          32852
    strsize:         48
  - cmd:             LC_DYSYMTAB
    cmdsize:         80
    ilocalsym:       0
    nlocalsym:       0
    iextdefsym:      0
    nextdefsym:      2
    iundefsym:       2
    nundefsym:       1
    tocoff:          0
    ntoc:            0
    modtaboff:       0
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    extrefsymoff:    0
    nextrefsyms:     0
    indirectsymoff:  0
    nindirectsyms:   0
    extreloff:       0
    nextrel:         0
    locreloff:       0
    nlocrel:         0
  - cmd:             LC_LOAD_DYLINKER
    cmdsize:         28
    name:            12
    Content:         '/usr/lib/dyld'
    ZeroPadBytes:    3
  - cmd:             LC_UUID
    cmdsize:         24
    uuid:            C84A0193-BE6F-3625-882F-CBFC052AF6CF
  - cmd:             LC_VERSION_MIN_IPHONEOS
    cmdsize:         16
    version:         680803
    sdk:             852480
  - cmd:             LC_SOURCE_VERSION
    cmdsize:         16
    version:         0
  - cmd:             LC_MAIN
    cmdsize:         24
    entryoff:        32759
    stacksize:       0
  - cmd:             LC_ENCRYPTION_INFO
    cmdsize:         20
    cryptoff:        16384
    cryptsize:       16384
    cryptid:         0
  - cmd:             LC_LOAD_DYLIB
    cmdsize:         52
    dylib:
      name:            24
      timestamp:       2
      current_version: 83951616
      compatibility_version: 65536
    Content:         '/usr/lib/libSystem.B.dylib'
    ZeroPadBytes:    2
  - cmd:             LC_FUNCTION_STARTS
    cmdsize:         16
    dataoff:         32812
    datasize:        4
  - cmd:             LC_DATA_IN_CODE
    cmdsize:         16
    dataoff:         32816
    datasize:        0
LinkEditData:
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    TerminalSize:    0
    NodeOffset:      0
    Name:            ''
    Flags:           0x0000000000000000
    Address:         0x0000000000000000
    Other:           0x0000000000000000
    ImportName:      ''
    Children:
      - TerminalSize:    0
        NodeOffset:      5
        Name:            _
        Flags:           0x0000000000000000
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        ImportName:      ''
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            Flags:           0x0000000000000000
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            ImportName:      ''
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            NodeOffset:      37
            Name:            main
            Flags:           0x0000000000000000
            Address:         0x0000000000007FF7
            Other:           0x0000000000000000
            ImportName:      ''
  NameList:
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      n_value:         0
  StringTable:
    - ' '
    - __mh_execute_header
    - _main
    - dyld_stub_binder
    - ''
    - ''
    - ''
...

## Case 2: arm64 iOS binary.
## This binary can be built on OSX as follows:
## main.c: int main() { return 0; }
## xcrun -sdk iphoneos clang -arch arm64 main.c -o main.exe
--- !mach-o
FileHeader:
  magic:           0xFEEDFACF
  cputype:         0x0100000C
  cpusubtype:      0x00000000
  filetype:        0x00000002
  ncmds:           15
  sizeofcmds:      768
  flags:           0x00200085
  reserved:        0x00000000
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:            0x0000000100007FA0
        size:            24
        offset:          0x00007FA0
        align:           2
        reloff:          0x00000000
        nreloc:          0
        flags:           0x80000400
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
        content:         FF4300D1FF0F00B908008052E00308AAFF430091C0035FD6
      - sectname:        __unwind_info
        segname:         __TEXT
        addr:            0x0000000100007FB8
        size:            72
        offset:          0x00007FB8
        align:           2
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
        content:         010000001C000000000000001C000000000000001C00000002000000A07F00003400000034000000B97F00000000000034000000030000000C000100100001000000000000100002
  - cmd:             LC_SEGMENT_64
    cmdsize:         72
    segname:         __LINKEDIT
    vmaddr:          4295000064
    vmsize:          16384
    fileoff:         32768
    filesize:        152
    maxprot:         1
    initprot:        1
    nsects:          0
    flags:           0
  - cmd:             LC_DYLD_INFO_ONLY
    cmdsize:         48
    rebase_off:      0
    rebase_size:     0
    bind_off:        0
    bind_size:       0
    weak_bind_off:   0
    weak_bind_size:  0
    lazy_bind_off:   0
    lazy_bind_size:  0
    export_off:      32768
    export_size:     48
  - cmd:             LC_SYMTAB
    cmdsize:         24
    symoff:          32824
    nsyms:           3
    stroff:          32872
    strsize:         48
  - cmd:             LC_DYSYMTAB
    cmdsize:         80
    ilocalsym:       0
    nlocalsym:       0
    iextdefsym:      0
    nextdefsym:      2
    iundefsym:       2
    nundefsym:       1
    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:            945B24FC-E351-3186-9D74-A88A7A93392A
  - cmd:             LC_BUILD_VERSION
    cmdsize:         32
    platform:        2
    minos:           852480
    sdk:             852480
    ntools:          1
    Tools:
      - tool:            3
        version:         34734080
  - cmd:             LC_SOURCE_VERSION
    cmdsize:         16
    version:         0
  - cmd:             LC_MAIN
    cmdsize:         24
    entryoff:        32672
    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: 83951616
      compatibility_version: 65536
    Content:         '/usr/lib/libSystem.B.dylib'
    ZeroPadBytes:    6
  - cmd:             LC_FUNCTION_STARTS
    cmdsize:         16
    dataoff:         32816
    datasize:        8
  - cmd:             LC_DATA_IN_CODE
    cmdsize:         16
    dataoff:         32824
    datasize:        0
LinkEditData:
  ExportTrie:
    TerminalSize:    0
    NodeOffset:      0
    Name:            ''
    Flags:           0x0000000000000000
    Address:         0x0000000000000000
    Other:           0x0000000000000000
    ImportName:      ''
    Children:
      - TerminalSize:    0
        NodeOffset:      5
        Name:            _
        Flags:           0x0000000000000000
        Address:         0x0000000000000000
        Other:           0x0000000000000000
        ImportName:      ''
        Children:
          - TerminalSize:    2
            NodeOffset:      33
            Name:            _mh_execute_header
            Flags:           0x0000000000000000
            Address:         0x0000000000000000
            Other:           0x0000000000000000
            ImportName:      ''
          - TerminalSize:    4
            NodeOffset:      37
            Name:            main
            Flags:           0x0000000000000000
            Address:         0x0000000000007FA0
            Other:           0x0000000000000000
            ImportName:      ''
  NameList:
    - n_strx:          2
      n_type:          0x0F
      n_sect:          1
      n_desc:          16
      n_value:         4294967296
    - n_strx:          22
      n_type:          0x0F
      n_sect:          1
      n_desc:          0
      n_value:         4294999968
    - n_strx:          28
      n_type:          0x01
      n_sect:          0
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      n_value:         0
  StringTable:
    - ' '
    - __mh_execute_header
    - _main
    - dyld_stub_binder
    - ''
    - ''
    - ''
...

## Case 3: arm64_32 WatchOS binary.
## This binary can be built on OSX as follows:
## main.c: int main() { return 0; }
## xcrun -sdk watchos clang -arch arm64_32 main.c -o main.exe
--- !mach-o
FileHeader:
  magic:           0xFEEDFACE
  cputype:         0x0200000C
  cpusubtype:      0x00000001
  filetype:        0x00000002
  ncmds:           15
  sizeofcmds:      684
  flags:           0x00200085
LoadCommands:
  - cmd:             LC_SEGMENT
    cmdsize:         56
    segname:         __PAGEZERO
    vmaddr:          0
    vmsize:          16384
    fileoff:         0
    filesize:        0
    maxprot:         0
    initprot:        0
    nsects:          0
    flags:           0
  - cmd:             LC_SEGMENT
    cmdsize:         192
    segname:         __TEXT
    vmaddr:          16384
    vmsize:          32768
    fileoff:         0
    filesize:        32768
    maxprot:         5
    initprot:        5
    nsects:          2
    flags:           0
    Sections:
      - sectname:        __text
        segname:         __TEXT
        addr:            0x000000000000BFA0
        size:            24
        offset:          0x00007FA0
        align:           2
        reloff:          0x00000000
        nreloc:          0
        flags:           0x80000400
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
        content:         FF4300D108008052E80F00B9E00308AAFF430091C0035FD6
      - sectname:        __unwind_info
        segname:         __TEXT
        addr:            0x000000000000BFB8
        size:            72
        offset:          0x00007FB8
        align:           2
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
        content:         010000001C000000000000001C000000000000001C00000002000000A07F00003400000034000000B97F00000000000034000000030000000C000100100001000000000000100002
  - cmd:             LC_SEGMENT
    cmdsize:         56
    segname:         __LINKEDIT
    vmaddr:          49152
    vmsize:          16384
    fileoff:         32768
    filesize:        132
    maxprot:         1
    initprot:        1
    nsects:          0
    flags:           0
  - cmd:             LC_DYLD_INFO_ONLY
    cmdsize:         48
    rebase_off:      0
    rebase_size:     0
    bind_off:        0
    bind_size:       0
    weak_bind_off:   0
    weak_bind_size:  0
    lazy_bind_off:   0
    lazy_bind_size:  0
    export_off:      32768
    export_size:     44
  - cmd:             LC_SYMTAB
    cmdsize:         24
    symoff:          32816
    nsyms:           3
    stroff:          32852
    strsize:         48
  - cmd:             LC_DYSYMTAB
    cmdsize:         80
    ilocalsym:       0
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    locreloff:       0
    nlocrel:         0
  - cmd:             LC_LOAD_DYLINKER
    cmdsize:         28
    name:            12
    Content:         '/usr/lib/dyld'
    ZeroPadBytes:    3
  - cmd:             LC_UUID
    cmdsize:         24
    uuid:            F33E5680-8F64-3402-8952-7FD251400D78
  - cmd:             LC_BUILD_VERSION
    cmdsize:         32
    platform:        4
    minos:           393472
    sdk:             393472
    ntools:          1
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        version:         34734080
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    cmdsize:         16
    version:         0
  - cmd:             LC_MAIN
    cmdsize:         24
    entryoff:        32672
    stacksize:       0
  - cmd:             LC_ENCRYPTION_INFO
    cmdsize:         20
    cryptoff:        16384
    cryptsize:       16384
    cryptid:         0
  - cmd:             LC_LOAD_DYLIB
    cmdsize:         52
    dylib:
      name:            24
      timestamp:       2
      current_version: 83951616
      compatibility_version: 65536
    Content:         '/usr/lib/libSystem.B.dylib'
    ZeroPadBytes:    2
  - cmd:             LC_FUNCTION_STARTS
    cmdsize:         16
    dataoff:         32812
    datasize:        4
  - cmd:             LC_DATA_IN_CODE
    cmdsize:         16
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    datasize:        0
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...

## Case 4: x86_64 OSX binary.
## This binary can be built on OSX as follows:
## main.c: int main() { return 0; }
## clang -arch x86_64 main.c -o main.exe
--- !mach-o
FileHeader:
  magic:           0xFEEDFACF
  cputype:         0x01000007
  cpusubtype:      0x80000003
  filetype:        0x00000002
  ncmds:           14
  sizeofcmds:      744
  flags:           0x00200085
  reserved:        0x00000000
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    segname:         __PAGEZERO
    vmaddr:          0
    vmsize:          4294967296
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    maxprot:         0
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    flags:           0
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    cmdsize:         232
    segname:         __TEXT
    vmaddr:          4294967296
    vmsize:          4096
    fileoff:         0
    filesize:        4096
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