llvm/llvm/test/ObjectYAML/MachO/DWARF-debug_abbrev.yaml

## a) Test that yaml2obj is able to emit the __debug_abbrev section and obj2yaml is
## able to convert it back.

# RUN: yaml2obj --docnum=1 %s | obj2yaml | FileCheck %s

--- !mach-o
FileHeader:      
  magic:           0xFEEDFACF
  cputype:         0x01000007
  cpusubtype:      0x00000003
  filetype:        0x0000000A
  ncmds:           5
  sizeofcmds:      1800
  flags:           0x00000000
  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:         472
    segname:         __TEXT
    vmaddr:          4294967296
    vmsize:          4096
    fileoff:         0
    filesize:        0
    maxprot:         7
    initprot:        5
    nsects:          5
    flags:           0
    Sections:        
      - sectname:        __text
        segname:         __TEXT
        addr:            0x0000000100000F50
        size:            52
        offset:          0x00000000
        align:           4
        reloff:          0x00000000
        nreloc:          0
        flags:           0x80000400
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __stubs
        segname:         __TEXT
        addr:            0x0000000100000F84
        size:            6
        offset:          0x00000000
        align:           1
        reloff:          0x00000000
        nreloc:          0
        flags:           0x80000408
        reserved1:       0x00000000
        reserved2:       0x00000006
        reserved3:       0x00000000
      - sectname:        __stub_helper
        segname:         __TEXT
        addr:            0x0000000100000F8C
        size:            26
        offset:          0x00000000
        align:           2
        reloff:          0x00000000
        nreloc:          0
        flags:           0x80000400
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __cstring
        segname:         __TEXT
        addr:            0x0000000100000FA6
        size:            14
        offset:          0x00000000
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000002
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __unwind_info
        segname:         __TEXT
        addr:            0x0000000100000FB4
        size:            72
        offset:          0x00000000
        align:           2
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
  - cmd:             LC_SEGMENT_64
    cmdsize:         232
    segname:         __DATA
    vmaddr:          4294971392
    vmsize:          4096
    fileoff:         0
    filesize:        0
    maxprot:         7
    initprot:        3
    nsects:          2
    flags:           0
    Sections:        
      - sectname:        __nl_symbol_ptr
        segname:         __DATA
        addr:            0x0000000100001000
        size:            16
        offset:          0x00000000
        align:           3
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000006
        reserved1:       0x00000001
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __la_symbol_ptr
        segname:         __DATA
        addr:            0x0000000100001010
        size:            8
        offset:          0x00000000
        align:           3
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000007
        reserved1:       0x00000003
        reserved2:       0x00000000
        reserved3:       0x00000000
  - cmd:             LC_SEGMENT_64
    cmdsize:         72
    segname:         __LINKEDIT
    vmaddr:          4294975488
    vmsize:          4096
    fileoff:         4096
    filesize:        60
    maxprot:         7
    initprot:        1
    nsects:          0
    flags:           0
  - cmd:             LC_SEGMENT_64
    cmdsize:         952
    segname:         __DWARF
    vmaddr:          4294979584
    vmsize:          4096
    fileoff:         8192
    filesize:        764
    maxprot:         7
    initprot:        3
    nsects:          11
    flags:           0
    Sections:        
      - sectname:        __debug_line
        segname:         __DWARF
        addr:            0x0000000100003000
        size:            69
        offset:          0x00002000
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __debug_pubnames
        segname:         __DWARF
        addr:            0x0000000100003045
        size:            27
        offset:          0x00002045
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __debug_pubtypes
        segname:         __DWARF
        addr:            0x0000000100003060
        size:            35
        offset:          0x00002060
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __debug_info
        segname:         __DWARF
        addr:            0x00000001000030B3
        size:            121
        offset:          0x000020B3
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __debug_abbrev
        segname:         __DWARF
        addr:            0x000000010000312C
        size:            76
        offset:          0x0000212C
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __debug_str
        segname:         __DWARF
        addr:            0x0000000100003178
        size:            142
        offset:          0x00002178
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __apple_names
        segname:         __DWARF
        addr:            0x0000000100003206
        size:            60
        offset:          0x00002206
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __apple_namespac
        segname:         __DWARF
        addr:            0x0000000100003242
        size:            36
        offset:          0x00002242
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __apple_types
        segname:         __DWARF
        addr:            0x0000000100003266
        size:            114
        offset:          0x00002266
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
      - sectname:        __apple_objc
        segname:         __DWARF
        addr:            0x00000001000032D8
        size:            36
        offset:          0x000022D8
        align:           0
        reloff:          0x00000000
        nreloc:          0
        flags:           0x00000000
        reserved1:       0x00000000
        reserved2:       0x00000000
        reserved3:       0x00000000
DWARF:           
  debug_abbrev:     
    - Table:
        - Code:            0x00000001
          Tag:             DW_TAG_compile_unit
          Children:        DW_CHILDREN_yes
          Attributes:      
            - Attribute:       DW_AT_producer
              Form:            DW_FORM_strp
            - Attribute:       DW_AT_language
              Form:            DW_FORM_data2
            - Attribute:       DW_AT_name
              Form:            DW_FORM_strp
            - Attribute:       DW_AT_stmt_list
              Form:            DW_FORM_sec_offset
            - Attribute:       DW_AT_comp_dir
              Form:            DW_FORM_strp
            - Attribute:       DW_AT_low_pc
              Form:            DW_FORM_addr
            - Attribute:       DW_AT_high_pc
              Form:            DW_FORM_data4
        - Code:            0x00000002
          Tag:             DW_TAG_subprogram
          Children:        DW_CHILDREN_yes
          Attributes:      
            - Attribute:       DW_AT_low_pc
              Form:            DW_FORM_addr
            - Attribute:       DW_AT_high_pc
              Form:            DW_FORM_data4
            - Attribute:       DW_AT_frame_base
              Form:            DW_FORM_exprloc
            - Attribute:       DW_AT_name
              Form:            DW_FORM_strp
            - Attribute:       DW_AT_decl_file
              Form:            DW_FORM_data1
            - Attribute:       DW_AT_decl_line
              Form:            DW_FORM_data1
            - Attribute:       DW_AT_prototyped
              Form:            DW_FORM_flag_present
            - Attribute:       DW_AT_type
              Form:            DW_FORM_ref4
            - Attribute:       DW_AT_external
              Form:            DW_FORM_flag_present
        - Code:            0x00000003
          Tag:             DW_TAG_formal_parameter
          Children:        DW_CHILDREN_no
          Attributes:      
            - Attribute:       DW_AT_location
              Form:            DW_FORM_exprloc
            - Attribute:       DW_AT_name
              Form:            DW_FORM_strp
            - Attribute:       DW_AT_decl_file
              Form:            DW_FORM_data1
            - Attribute:       DW_AT_decl_line
              Form:            DW_FORM_data1
            - Attribute:       DW_AT_type
              Form:            DW_FORM_ref4
        - Code:            0x00000004
          Tag:             DW_TAG_base_type
          Children:        DW_CHILDREN_no
          Attributes:      
            - Attribute:       DW_AT_name
              Form:            DW_FORM_strp
            - Attribute:       DW_AT_encoding
              Form:            DW_FORM_data1
            - Attribute:       DW_AT_byte_size
              Form:            DW_FORM_data1
        - Code:            0x00000005
          Tag:             DW_TAG_pointer_type
          Children:        DW_CHILDREN_no
          Attributes:      
            - Attribute:       DW_AT_type
              Form:            DW_FORM_ref4
...

#CHECK: DWARF:           
#CHECK:   debug_abbrev:     
#CHECK:     - Code:            0x1
#CHECK:       Tag:             DW_TAG_compile_unit
#CHECK:       Children:        DW_CHILDREN_yes
#CHECK:       Attributes:      
#CHECK:         - Attribute:       DW_AT_producer
#CHECK:           Form:            DW_FORM_strp
#CHECK:         - Attribute:       DW_AT_language
#CHECK:           Form:            DW_FORM_data2
#CHECK:         - Attribute:       DW_AT_name
#CHECK:           Form:            DW_FORM_strp
#CHECK:         - Attribute:       DW_AT_stmt_list
#CHECK:           Form:            DW_FORM_sec_offset
#CHECK:         - Attribute:       DW_AT_comp_dir
#CHECK:           Form:            DW_FORM_strp
#CHECK:         - Attribute:       DW_AT_low_pc
#CHECK:           Form:            DW_FORM_addr
#CHECK:         - Attribute:       DW_AT_high_pc
#CHECK:           Form:            DW_FORM_data4
#CHECK:     - Code:            0x2
#CHECK:       Tag:             DW_TAG_subprogram
#CHECK:       Children:        DW_CHILDREN_yes
#CHECK:       Attributes:      
#CHECK:         - Attribute:       DW_AT_low_pc
#CHECK:           Form:            DW_FORM_addr
#CHECK:         - Attribute:       DW_AT_high_pc
#CHECK:           Form:            DW_FORM_data4
#CHECK:         - Attribute:       DW_AT_frame_base
#CHECK:           Form:            DW_FORM_exprloc
#CHECK:         - Attribute:       DW_AT_name
#CHECK:           Form:            DW_FORM_strp
#CHECK:         - Attribute:       DW_AT_decl_file
#CHECK:           Form:            DW_FORM_data1
#CHECK:         - Attribute:       DW_AT_decl_line
#CHECK:           Form:            DW_FORM_data1
#CHECK:         - Attribute:       DW_AT_prototyped
#CHECK:           Form:            DW_FORM_flag_present
#CHECK:         - Attribute:       DW_AT_type
#CHECK:           Form:            DW_FORM_ref4
#CHECK:         - Attribute:       DW_AT_external
#CHECK:           Form:            DW_FORM_flag_present
#CHECK:     - Code:            0x3
#CHECK:       Tag:             DW_TAG_formal_parameter
#CHECK:       Children:        DW_CHILDREN_no
#CHECK:       Attributes:      
#CHECK:         - Attribute:       DW_AT_location
#CHECK:           Form:            DW_FORM_exprloc
#CHECK:         - Attribute:       DW_AT_name
#CHECK:           Form:            DW_FORM_strp
#CHECK:         - Attribute:       DW_AT_decl_file
#CHECK:           Form:            DW_FORM_data1
#CHECK:         - Attribute:       DW_AT_decl_line
#CHECK:           Form:            DW_FORM_data1
#CHECK:         - Attribute:       DW_AT_type
#CHECK:           Form:            DW_FORM_ref4
#CHECK:     - Code:            0x4
#CHECK:       Tag:             DW_TAG_base_type
#CHECK:       Children:        DW_CHILDREN_no
#CHECK:       Attributes:      
#CHECK:         - Attribute:       DW_AT_name
#CHECK:           Form:            DW_FORM_strp
#CHECK:         - Attribute:       DW_AT_encoding
#CHECK:           Form:            DW_FORM_data1
#CHECK:         - Attribute:       DW_AT_byte_size
#CHECK:           Form:            DW_FORM_data1
#CHECK:     - Code:            0x5
#CHECK:       Tag:             DW_TAG_pointer_type
#CHECK:       Children:        DW_CHILDREN_no
#CHECK:       Attributes:      
#CHECK:         - Attribute:       DW_AT_type
#CHECK:           Form:            DW_FORM_ref4

## b) Test that yaml2obj emits an error message when there are non-empty compilation
## units and multiple abbrev tables are assigned the same ID.

# RUN: not yaml2obj --docnum=2 %s 2>&1 | FileCheck %s --check-prefix=ID-COLLISION

# ID-COLLISION: yaml2obj: error: the ID (1) of abbrev table with index 1 has been used by abbrev table with index 0

--- !mach-o
FileHeader:
  magic:      0xFEEDFACF
  cputype:    0x01000007
  cpusubtype: 0x00000003
  filetype:   0x0000000A
  ncmds:      1
  sizeofcmds: 232
  flags:      0x00000000
  reserved:   0x00000000
LoadCommands:
  - cmd:      LC_SEGMENT_64
    cmdsize:  232
    segname:  __DWARF
    vmaddr:   0x00
    vmsize:   0x00
    fileoff:  0x00
    filesize: 0x00
    maxprot:  0
    initprot: 0
    nsects:   2
    flags:    0
    Sections:
      - sectname:  __debug_abbrev
        segname:   __DWARF
        addr:      0x00
        size:      24
        offset:    528
        align:     0
        reloff:    0x00000000
        nreloc:    0
        flags:     0x00000000
        reserved1: 0x00000000
        reserved2: 0x00000000
        reserved3: 0x00000000
      - sectname:  __debug_info
        segname:   __DWARF
        addr:      0x00
        size:      64
        offset:    1070
        align:     0
        reloff:    0x00000000
        nreloc:    0
        flags:     0x00000000
        reserved1: 0x00000000
        reserved2: 0x00000000
        reserved3: 0x00000000
DWARF:
  debug_abbrev:
    - ID: 1
    - ID: 1
  debug_info:
    - Version:    4
      AbbrOffset: 0x00
      Entries:
        - AbbrCode: 1
          Values:
            - Value: 0x1234