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      1 //===-- llvm/Support/Dwarf.h ---Dwarf Constants------------------*- C++ -*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file contains constants used for implementing Dwarf debug support.  For
     11 // Details on the Dwarf 3 specfication see DWARF Debugging Information Format
     12 // V.3 reference manual http://dwarf.freestandards.org ,
     13 //
     14 //===----------------------------------------------------------------------===//
     15 
     16 #ifndef LLVM_SUPPORT_DWARF_H
     17 #define LLVM_SUPPORT_DWARF_H
     18 
     19 namespace llvm {
     20 
     21 //===----------------------------------------------------------------------===//
     22 // Debug info constants.
     23 
     24 enum {
     25   LLVMDebugVersion = (11 << 16),        // Current version of debug information.
     26   LLVMDebugVersion10 = (10 << 16),      // Constant for version 10.
     27   LLVMDebugVersion9 = (9 << 16),        // Constant for version 9.
     28   LLVMDebugVersion8 = (8 << 16),        // Constant for version 8.
     29   LLVMDebugVersion7 = (7 << 16),        // Constant for version 7.
     30   LLVMDebugVersion6 = (6 << 16),        // Constant for version 6.
     31   LLVMDebugVersion5 = (5 << 16),        // Constant for version 5.
     32   LLVMDebugVersion4 = (4 << 16),        // Constant for version 4.
     33   LLVMDebugVersionMask = 0xffff0000     // Mask for version number.
     34 };
     35 
     36 namespace dwarf {
     37 
     38 //===----------------------------------------------------------------------===//
     39 // Dwarf constants as gleaned from the DWARF Debugging Information Format V.3
     40 // reference manual http://dwarf.freestandards.org .
     41 //
     42 
     43 // Do not mix the following two enumerations sets.  DW_TAG_invalid changes the
     44 // enumeration base type.
     45 
     46 enum llvm_dwarf_constants {
     47   // llvm mock tags
     48   DW_TAG_invalid = ~0U,                 // Tag for invalid results.
     49 
     50   DW_TAG_auto_variable = 0x100,         // Tag for local (auto) variables.
     51   DW_TAG_arg_variable = 0x101,          // Tag for argument variables.
     52   DW_TAG_return_variable = 0x102,       // Tag for return variables.
     53   DW_TAG_vector_type = 0x103,           // Tag for vector types.
     54 
     55   DW_TAG_user_base = 0x1000,            // Recommended base for user tags.
     56 
     57   DW_CIE_VERSION = 1,                   // Common frame information version.
     58   DW_CIE_ID       = 0xffffffff          // Common frame information mark.
     59 };
     60 
     61 enum dwarf_constants {
     62   DWARF_VERSION = 2,
     63 
     64   // Tags
     65   DW_TAG_array_type = 0x01,
     66   DW_TAG_class_type = 0x02,
     67   DW_TAG_entry_point = 0x03,
     68   DW_TAG_enumeration_type = 0x04,
     69   DW_TAG_formal_parameter = 0x05,
     70   DW_TAG_imported_declaration = 0x08,
     71   DW_TAG_label = 0x0a,
     72   DW_TAG_lexical_block = 0x0b,
     73   DW_TAG_member = 0x0d,
     74   DW_TAG_pointer_type = 0x0f,
     75   DW_TAG_reference_type = 0x10,
     76   DW_TAG_compile_unit = 0x11,
     77   DW_TAG_string_type = 0x12,
     78   DW_TAG_structure_type = 0x13,
     79   DW_TAG_subroutine_type = 0x15,
     80   DW_TAG_typedef = 0x16,
     81   DW_TAG_union_type = 0x17,
     82   DW_TAG_unspecified_parameters = 0x18,
     83   DW_TAG_variant = 0x19,
     84   DW_TAG_common_block = 0x1a,
     85   DW_TAG_common_inclusion = 0x1b,
     86   DW_TAG_inheritance = 0x1c,
     87   DW_TAG_inlined_subroutine = 0x1d,
     88   DW_TAG_module = 0x1e,
     89   DW_TAG_ptr_to_member_type = 0x1f,
     90   DW_TAG_set_type = 0x20,
     91   DW_TAG_subrange_type = 0x21,
     92   DW_TAG_with_stmt = 0x22,
     93   DW_TAG_access_declaration = 0x23,
     94   DW_TAG_base_type = 0x24,
     95   DW_TAG_catch_block = 0x25,
     96   DW_TAG_const_type = 0x26,
     97   DW_TAG_constant = 0x27,
     98   DW_TAG_enumerator = 0x28,
     99   DW_TAG_file_type = 0x29,
    100   DW_TAG_friend = 0x2a,
    101   DW_TAG_namelist = 0x2b,
    102   DW_TAG_namelist_item = 0x2c,
    103   DW_TAG_packed_type = 0x2d,
    104   DW_TAG_subprogram = 0x2e,
    105   DW_TAG_template_type_parameter = 0x2f,
    106   DW_TAG_template_value_parameter = 0x30,
    107   DW_TAG_thrown_type = 0x31,
    108   DW_TAG_try_block = 0x32,
    109   DW_TAG_variant_part = 0x33,
    110   DW_TAG_variable = 0x34,
    111   DW_TAG_volatile_type = 0x35,
    112   DW_TAG_dwarf_procedure = 0x36,
    113   DW_TAG_restrict_type = 0x37,
    114   DW_TAG_interface_type = 0x38,
    115   DW_TAG_namespace = 0x39,
    116   DW_TAG_imported_module = 0x3a,
    117   DW_TAG_unspecified_type = 0x3b,
    118   DW_TAG_partial_unit = 0x3c,
    119   DW_TAG_imported_unit = 0x3d,
    120   DW_TAG_condition = 0x3f,
    121   DW_TAG_shared_type = 0x40,
    122   DW_TAG_type_unit = 0x41,
    123   DW_TAG_rvalue_reference_type = 0x42,
    124   DW_TAG_template_alias = 0x43,
    125   DW_TAG_MIPS_loop = 0x4081,
    126   DW_TAG_format_label = 0x4101,
    127   DW_TAG_function_template = 0x4102,
    128   DW_TAG_class_template = 0x4103,
    129   DW_TAG_GNU_template_template_param = 0x4106,
    130   DW_TAG_GNU_template_parameter_pack = 0x4107,
    131   DW_TAG_GNU_formal_parameter_pack = 0x4108,
    132   DW_TAG_lo_user = 0x4080,
    133   DW_TAG_hi_user = 0xffff,
    134 
    135   // Children flag
    136   DW_CHILDREN_no = 0x00,
    137   DW_CHILDREN_yes = 0x01,
    138 
    139   // Attributes
    140   DW_AT_sibling = 0x01,
    141   DW_AT_location = 0x02,
    142   DW_AT_name = 0x03,
    143   DW_AT_ordering = 0x09,
    144   DW_AT_byte_size = 0x0b,
    145   DW_AT_bit_offset = 0x0c,
    146   DW_AT_bit_size = 0x0d,
    147   DW_AT_stmt_list = 0x10,
    148   DW_AT_low_pc = 0x11,
    149   DW_AT_high_pc = 0x12,
    150   DW_AT_language = 0x13,
    151   DW_AT_discr = 0x15,
    152   DW_AT_discr_value = 0x16,
    153   DW_AT_visibility = 0x17,
    154   DW_AT_import = 0x18,
    155   DW_AT_string_length = 0x19,
    156   DW_AT_common_reference = 0x1a,
    157   DW_AT_comp_dir = 0x1b,
    158   DW_AT_const_value = 0x1c,
    159   DW_AT_containing_type = 0x1d,
    160   DW_AT_default_value = 0x1e,
    161   DW_AT_inline = 0x20,
    162   DW_AT_is_optional = 0x21,
    163   DW_AT_lower_bound = 0x22,
    164   DW_AT_producer = 0x25,
    165   DW_AT_prototyped = 0x27,
    166   DW_AT_return_addr = 0x2a,
    167   DW_AT_start_scope = 0x2c,
    168   DW_AT_bit_stride = 0x2e,
    169   DW_AT_upper_bound = 0x2f,
    170   DW_AT_abstract_origin = 0x31,
    171   DW_AT_accessibility = 0x32,
    172   DW_AT_address_class = 0x33,
    173   DW_AT_artificial = 0x34,
    174   DW_AT_base_types = 0x35,
    175   DW_AT_calling_convention = 0x36,
    176   DW_AT_count = 0x37,
    177   DW_AT_data_member_location = 0x38,
    178   DW_AT_decl_column = 0x39,
    179   DW_AT_decl_file = 0x3a,
    180   DW_AT_decl_line = 0x3b,
    181   DW_AT_declaration = 0x3c,
    182   DW_AT_discr_list = 0x3d,
    183   DW_AT_encoding = 0x3e,
    184   DW_AT_external = 0x3f,
    185   DW_AT_frame_base = 0x40,
    186   DW_AT_friend = 0x41,
    187   DW_AT_identifier_case = 0x42,
    188   DW_AT_macro_info = 0x43,
    189   DW_AT_namelist_item = 0x44,
    190   DW_AT_priority = 0x45,
    191   DW_AT_segment = 0x46,
    192   DW_AT_specification = 0x47,
    193   DW_AT_static_link = 0x48,
    194   DW_AT_type = 0x49,
    195   DW_AT_use_location = 0x4a,
    196   DW_AT_variable_parameter = 0x4b,
    197   DW_AT_virtuality = 0x4c,
    198   DW_AT_vtable_elem_location = 0x4d,
    199   DW_AT_allocated = 0x4e,
    200   DW_AT_associated = 0x4f,
    201   DW_AT_data_location = 0x50,
    202   DW_AT_byte_stride = 0x51,
    203   DW_AT_entry_pc = 0x52,
    204   DW_AT_use_UTF8 = 0x53,
    205   DW_AT_extension = 0x54,
    206   DW_AT_ranges = 0x55,
    207   DW_AT_trampoline = 0x56,
    208   DW_AT_call_column = 0x57,
    209   DW_AT_call_file = 0x58,
    210   DW_AT_call_line = 0x59,
    211   DW_AT_description = 0x5a,
    212   DW_AT_binary_scale = 0x5b,
    213   DW_AT_decimal_scale = 0x5c,
    214   DW_AT_small = 0x5d,
    215   DW_AT_decimal_sign = 0x5e,
    216   DW_AT_digit_count = 0x5f,
    217   DW_AT_picture_string = 0x60,
    218   DW_AT_mutable = 0x61,
    219   DW_AT_threads_scaled = 0x62,
    220   DW_AT_explicit = 0x63,
    221   DW_AT_object_pointer = 0x64,
    222   DW_AT_endianity = 0x65,
    223   DW_AT_elemental = 0x66,
    224   DW_AT_pure = 0x67,
    225   DW_AT_recursive = 0x68,
    226   DW_AT_signature = 0x69,
    227   DW_AT_main_subprogram = 0x6a,
    228   DW_AT_data_bit_offset = 0x6b,
    229   DW_AT_const_expr = 0x6c,
    230   DW_AT_enum_class = 0x6d,
    231   DW_AT_linkage_name = 0x6e,
    232   DW_AT_MIPS_loop_begin = 0x2002,
    233   DW_AT_MIPS_tail_loop_begin = 0x2003,
    234   DW_AT_MIPS_epilog_begin = 0x2004,
    235   DW_AT_MIPS_loop_unroll_factor = 0x2005,
    236   DW_AT_MIPS_software_pipeline_depth = 0x2006,
    237   DW_AT_MIPS_linkage_name = 0x2007,
    238   DW_AT_MIPS_stride = 0x2008,
    239   DW_AT_MIPS_abstract_name = 0x2009,
    240   DW_AT_MIPS_clone_origin = 0x200a,
    241   DW_AT_MIPS_has_inlines = 0x200b,
    242   DW_AT_MIPS_stride_byte = 0x200c,
    243   DW_AT_MIPS_stride_elem = 0x200d,
    244   DW_AT_MIPS_ptr_dopetype = 0x200e,
    245   DW_AT_MIPS_allocatable_dopetype = 0x200f,
    246   DW_AT_MIPS_assumed_shape_dopetype = 0x2010,
    247   DW_AT_sf_names = 0x2101,
    248   DW_AT_src_info = 0x2102,
    249   DW_AT_mac_info = 0x2103,
    250   DW_AT_src_coords = 0x2104,
    251   DW_AT_body_begin = 0x2105,
    252   DW_AT_body_end = 0x2106,
    253   DW_AT_GNU_vector = 0x2107,
    254   DW_AT_GNU_template_name = 0x2110,
    255   DW_AT_MIPS_assumed_size = 0x2011,
    256   DW_AT_lo_user = 0x2000,
    257   DW_AT_hi_user = 0x3fff,
    258 
    259   // Apple extensions.
    260   DW_AT_APPLE_optimized = 0x3fe1,
    261   DW_AT_APPLE_flags = 0x3fe2,
    262   DW_AT_APPLE_isa = 0x3fe3,
    263   DW_AT_APPLE_block = 0x3fe4,
    264   DW_AT_APPLE_major_runtime_vers = 0x3fe5,
    265   DW_AT_APPLE_runtime_class = 0x3fe6,
    266   DW_AT_APPLE_omit_frame_ptr = 0x3fe7,
    267   DW_AT_APPLE_property_name = 0x3fe8,
    268   DW_AT_APPLE_property_getter = 0x3fe9,
    269   DW_AT_APPLE_property_setter = 0x3fea,
    270   DW_AT_APPLE_property_attribute = 0x3feb,
    271   DW_AT_APPLE_objc_complete_type = 0x3fec,
    272 
    273   // Attribute form encodings
    274   DW_FORM_addr = 0x01,
    275   DW_FORM_block2 = 0x03,
    276   DW_FORM_block4 = 0x04,
    277   DW_FORM_data2 = 0x05,
    278   DW_FORM_data4 = 0x06,
    279   DW_FORM_data8 = 0x07,
    280   DW_FORM_string = 0x08,
    281   DW_FORM_block = 0x09,
    282   DW_FORM_block1 = 0x0a,
    283   DW_FORM_data1 = 0x0b,
    284   DW_FORM_flag = 0x0c,
    285   DW_FORM_sdata = 0x0d,
    286   DW_FORM_strp = 0x0e,
    287   DW_FORM_udata = 0x0f,
    288   DW_FORM_ref_addr = 0x10,
    289   DW_FORM_ref1 = 0x11,
    290   DW_FORM_ref2 = 0x12,
    291   DW_FORM_ref4 = 0x13,
    292   DW_FORM_ref8 = 0x14,
    293   DW_FORM_ref_udata = 0x15,
    294   DW_FORM_indirect = 0x16,
    295   DW_FORM_sec_offset = 0x17,
    296   DW_FORM_exprloc = 0x18,
    297   DW_FORM_flag_present = 0x19,
    298   DW_FORM_ref_sig8 = 0x20,
    299 
    300   // Operation encodings
    301   DW_OP_addr = 0x03,
    302   DW_OP_deref = 0x06,
    303   DW_OP_const1u = 0x08,
    304   DW_OP_const1s = 0x09,
    305   DW_OP_const2u = 0x0a,
    306   DW_OP_const2s = 0x0b,
    307   DW_OP_const4u = 0x0c,
    308   DW_OP_const4s = 0x0d,
    309   DW_OP_const8u = 0x0e,
    310   DW_OP_const8s = 0x0f,
    311   DW_OP_constu = 0x10,
    312   DW_OP_consts = 0x11,
    313   DW_OP_dup = 0x12,
    314   DW_OP_drop = 0x13,
    315   DW_OP_over = 0x14,
    316   DW_OP_pick = 0x15,
    317   DW_OP_swap = 0x16,
    318   DW_OP_rot = 0x17,
    319   DW_OP_xderef = 0x18,
    320   DW_OP_abs = 0x19,
    321   DW_OP_and = 0x1a,
    322   DW_OP_div = 0x1b,
    323   DW_OP_minus = 0x1c,
    324   DW_OP_mod = 0x1d,
    325   DW_OP_mul = 0x1e,
    326   DW_OP_neg = 0x1f,
    327   DW_OP_not = 0x20,
    328   DW_OP_or = 0x21,
    329   DW_OP_plus = 0x22,
    330   DW_OP_plus_uconst = 0x23,
    331   DW_OP_shl = 0x24,
    332   DW_OP_shr = 0x25,
    333   DW_OP_shra = 0x26,
    334   DW_OP_xor = 0x27,
    335   DW_OP_skip = 0x2f,
    336   DW_OP_bra = 0x28,
    337   DW_OP_eq = 0x29,
    338   DW_OP_ge = 0x2a,
    339   DW_OP_gt = 0x2b,
    340   DW_OP_le = 0x2c,
    341   DW_OP_lt = 0x2d,
    342   DW_OP_ne = 0x2e,
    343   DW_OP_lit0 = 0x30,
    344   DW_OP_lit1 = 0x31,
    345   DW_OP_lit2 = 0x32,
    346   DW_OP_lit3 = 0x33,
    347   DW_OP_lit4 = 0x34,
    348   DW_OP_lit5 = 0x35,
    349   DW_OP_lit6 = 0x36,
    350   DW_OP_lit7 = 0x37,
    351   DW_OP_lit8 = 0x38,
    352   DW_OP_lit9 = 0x39,
    353   DW_OP_lit10 = 0x3a,
    354   DW_OP_lit11 = 0x3b,
    355   DW_OP_lit12 = 0x3c,
    356   DW_OP_lit13 = 0x3d,
    357   DW_OP_lit14 = 0x3e,
    358   DW_OP_lit15 = 0x3f,
    359   DW_OP_lit16 = 0x40,
    360   DW_OP_lit17 = 0x41,
    361   DW_OP_lit18 = 0x42,
    362   DW_OP_lit19 = 0x43,
    363   DW_OP_lit20 = 0x44,
    364   DW_OP_lit21 = 0x45,
    365   DW_OP_lit22 = 0x46,
    366   DW_OP_lit23 = 0x47,
    367   DW_OP_lit24 = 0x48,
    368   DW_OP_lit25 = 0x49,
    369   DW_OP_lit26 = 0x4a,
    370   DW_OP_lit27 = 0x4b,
    371   DW_OP_lit28 = 0x4c,
    372   DW_OP_lit29 = 0x4d,
    373   DW_OP_lit30 = 0x4e,
    374   DW_OP_lit31 = 0x4f,
    375   DW_OP_reg0 = 0x50,
    376   DW_OP_reg1 = 0x51,
    377   DW_OP_reg2 = 0x52,
    378   DW_OP_reg3 = 0x53,
    379   DW_OP_reg4 = 0x54,
    380   DW_OP_reg5 = 0x55,
    381   DW_OP_reg6 = 0x56,
    382   DW_OP_reg7 = 0x57,
    383   DW_OP_reg8 = 0x58,
    384   DW_OP_reg9 = 0x59,
    385   DW_OP_reg10 = 0x5a,
    386   DW_OP_reg11 = 0x5b,
    387   DW_OP_reg12 = 0x5c,
    388   DW_OP_reg13 = 0x5d,
    389   DW_OP_reg14 = 0x5e,
    390   DW_OP_reg15 = 0x5f,
    391   DW_OP_reg16 = 0x60,
    392   DW_OP_reg17 = 0x61,
    393   DW_OP_reg18 = 0x62,
    394   DW_OP_reg19 = 0x63,
    395   DW_OP_reg20 = 0x64,
    396   DW_OP_reg21 = 0x65,
    397   DW_OP_reg22 = 0x66,
    398   DW_OP_reg23 = 0x67,
    399   DW_OP_reg24 = 0x68,
    400   DW_OP_reg25 = 0x69,
    401   DW_OP_reg26 = 0x6a,
    402   DW_OP_reg27 = 0x6b,
    403   DW_OP_reg28 = 0x6c,
    404   DW_OP_reg29 = 0x6d,
    405   DW_OP_reg30 = 0x6e,
    406   DW_OP_reg31 = 0x6f,
    407   DW_OP_breg0 = 0x70,
    408   DW_OP_breg1 = 0x71,
    409   DW_OP_breg2 = 0x72,
    410   DW_OP_breg3 = 0x73,
    411   DW_OP_breg4 = 0x74,
    412   DW_OP_breg5 = 0x75,
    413   DW_OP_breg6 = 0x76,
    414   DW_OP_breg7 = 0x77,
    415   DW_OP_breg8 = 0x78,
    416   DW_OP_breg9 = 0x79,
    417   DW_OP_breg10 = 0x7a,
    418   DW_OP_breg11 = 0x7b,
    419   DW_OP_breg12 = 0x7c,
    420   DW_OP_breg13 = 0x7d,
    421   DW_OP_breg14 = 0x7e,
    422   DW_OP_breg15 = 0x7f,
    423   DW_OP_breg16 = 0x80,
    424   DW_OP_breg17 = 0x81,
    425   DW_OP_breg18 = 0x82,
    426   DW_OP_breg19 = 0x83,
    427   DW_OP_breg20 = 0x84,
    428   DW_OP_breg21 = 0x85,
    429   DW_OP_breg22 = 0x86,
    430   DW_OP_breg23 = 0x87,
    431   DW_OP_breg24 = 0x88,
    432   DW_OP_breg25 = 0x89,
    433   DW_OP_breg26 = 0x8a,
    434   DW_OP_breg27 = 0x8b,
    435   DW_OP_breg28 = 0x8c,
    436   DW_OP_breg29 = 0x8d,
    437   DW_OP_breg30 = 0x8e,
    438   DW_OP_breg31 = 0x8f,
    439   DW_OP_regx = 0x90,
    440   DW_OP_fbreg = 0x91,
    441   DW_OP_bregx = 0x92,
    442   DW_OP_piece = 0x93,
    443   DW_OP_deref_size = 0x94,
    444   DW_OP_xderef_size = 0x95,
    445   DW_OP_nop = 0x96,
    446   DW_OP_push_object_address = 0x97,
    447   DW_OP_call2 = 0x98,
    448   DW_OP_call4 = 0x99,
    449   DW_OP_call_ref = 0x9a,
    450   DW_OP_form_tls_address = 0x9b,
    451   DW_OP_call_frame_cfa = 0x9c,
    452   DW_OP_bit_piece = 0x9d,
    453   DW_OP_implicit_value = 0x9e,
    454   DW_OP_stack_value = 0x9f,
    455   DW_OP_lo_user = 0xe0,
    456   DW_OP_hi_user = 0xff,
    457 
    458   // Encoding attribute values
    459   DW_ATE_address = 0x01,
    460   DW_ATE_boolean = 0x02,
    461   DW_ATE_complex_float = 0x03,
    462   DW_ATE_float = 0x04,
    463   DW_ATE_signed = 0x05,
    464   DW_ATE_signed_char = 0x06,
    465   DW_ATE_unsigned = 0x07,
    466   DW_ATE_unsigned_char = 0x08,
    467   DW_ATE_imaginary_float = 0x09,
    468   DW_ATE_packed_decimal = 0x0a,
    469   DW_ATE_numeric_string = 0x0b,
    470   DW_ATE_edited = 0x0c,
    471   DW_ATE_signed_fixed = 0x0d,
    472   DW_ATE_unsigned_fixed = 0x0e,
    473   DW_ATE_decimal_float = 0x0f,
    474   DW_ATE_UTF = 0x10,
    475   DW_ATE_lo_user = 0x80,
    476   DW_ATE_hi_user = 0xff,
    477 
    478   // Decimal sign attribute values
    479   DW_DS_unsigned = 0x01,
    480   DW_DS_leading_overpunch = 0x02,
    481   DW_DS_trailing_overpunch = 0x03,
    482   DW_DS_leading_separate = 0x04,
    483   DW_DS_trailing_separate = 0x05,
    484 
    485   // Endianity attribute values
    486   DW_END_default = 0x00,
    487   DW_END_big = 0x01,
    488   DW_END_little = 0x02,
    489   DW_END_lo_user = 0x40,
    490   DW_END_hi_user = 0xff,
    491 
    492   // Accessibility codes
    493   DW_ACCESS_public = 0x01,
    494   DW_ACCESS_protected = 0x02,
    495   DW_ACCESS_private = 0x03,
    496 
    497   // Visibility codes
    498   DW_VIS_local = 0x01,
    499   DW_VIS_exported = 0x02,
    500   DW_VIS_qualified = 0x03,
    501 
    502   // Virtuality codes
    503   DW_VIRTUALITY_none = 0x00,
    504   DW_VIRTUALITY_virtual = 0x01,
    505   DW_VIRTUALITY_pure_virtual = 0x02,
    506 
    507   // Language names
    508   DW_LANG_C89 = 0x0001,
    509   DW_LANG_C = 0x0002,
    510   DW_LANG_Ada83 = 0x0003,
    511   DW_LANG_C_plus_plus = 0x0004,
    512   DW_LANG_Cobol74 = 0x0005,
    513   DW_LANG_Cobol85 = 0x0006,
    514   DW_LANG_Fortran77 = 0x0007,
    515   DW_LANG_Fortran90 = 0x0008,
    516   DW_LANG_Pascal83 = 0x0009,
    517   DW_LANG_Modula2 = 0x000a,
    518   DW_LANG_Java = 0x000b,
    519   DW_LANG_C99 = 0x000c,
    520   DW_LANG_Ada95 = 0x000d,
    521   DW_LANG_Fortran95 = 0x000e,
    522   DW_LANG_PLI = 0x000f,
    523   DW_LANG_ObjC = 0x0010,
    524   DW_LANG_ObjC_plus_plus = 0x0011,
    525   DW_LANG_UPC = 0x0012,
    526   DW_LANG_D = 0x0013,
    527   DW_LANG_Python = 0x0014,
    528   DW_LANG_lo_user = 0x8000,
    529   DW_LANG_hi_user = 0xffff,
    530 
    531   // Identifier case codes
    532   DW_ID_case_sensitive = 0x00,
    533   DW_ID_up_case = 0x01,
    534   DW_ID_down_case = 0x02,
    535   DW_ID_case_insensitive = 0x03,
    536 
    537   // Calling convention codes
    538   DW_CC_normal = 0x01,
    539   DW_CC_program = 0x02,
    540   DW_CC_nocall = 0x03,
    541   DW_CC_lo_user = 0x40,
    542   DW_CC_hi_user = 0xff,
    543 
    544   // Inline codes
    545   DW_INL_not_inlined = 0x00,
    546   DW_INL_inlined = 0x01,
    547   DW_INL_declared_not_inlined = 0x02,
    548   DW_INL_declared_inlined = 0x03,
    549 
    550   // Array ordering
    551   DW_ORD_row_major = 0x00,
    552   DW_ORD_col_major = 0x01,
    553 
    554   // Discriminant descriptor values
    555   DW_DSC_label = 0x00,
    556   DW_DSC_range = 0x01,
    557 
    558   // Line Number Standard Opcode Encodings
    559   DW_LNS_extended_op = 0x00,
    560   DW_LNS_copy = 0x01,
    561   DW_LNS_advance_pc = 0x02,
    562   DW_LNS_advance_line = 0x03,
    563   DW_LNS_set_file = 0x04,
    564   DW_LNS_set_column = 0x05,
    565   DW_LNS_negate_stmt = 0x06,
    566   DW_LNS_set_basic_block = 0x07,
    567   DW_LNS_const_add_pc = 0x08,
    568   DW_LNS_fixed_advance_pc = 0x09,
    569   DW_LNS_set_prologue_end = 0x0a,
    570   DW_LNS_set_epilogue_begin = 0x0b,
    571   DW_LNS_set_isa = 0x0c,
    572 
    573   // Line Number Extended Opcode Encodings
    574   DW_LNE_end_sequence = 0x01,
    575   DW_LNE_set_address = 0x02,
    576   DW_LNE_define_file = 0x03,
    577   DW_LNE_set_discriminator = 0x04,
    578   DW_LNE_lo_user = 0x80,
    579   DW_LNE_hi_user = 0xff,
    580 
    581   // Macinfo Type Encodings
    582   DW_MACINFO_define = 0x01,
    583   DW_MACINFO_undef = 0x02,
    584   DW_MACINFO_start_file = 0x03,
    585   DW_MACINFO_end_file = 0x04,
    586   DW_MACINFO_vendor_ext = 0xff,
    587 
    588   // Call frame instruction encodings
    589   DW_CFA_extended = 0x00,
    590   DW_CFA_nop = 0x00,
    591   DW_CFA_advance_loc = 0x40,
    592   DW_CFA_offset = 0x80,
    593   DW_CFA_restore = 0xc0,
    594   DW_CFA_set_loc = 0x01,
    595   DW_CFA_advance_loc1 = 0x02,
    596   DW_CFA_advance_loc2 = 0x03,
    597   DW_CFA_advance_loc4 = 0x04,
    598   DW_CFA_offset_extended = 0x05,
    599   DW_CFA_restore_extended = 0x06,
    600   DW_CFA_undefined = 0x07,
    601   DW_CFA_same_value = 0x08,
    602   DW_CFA_register = 0x09,
    603   DW_CFA_remember_state = 0x0a,
    604   DW_CFA_restore_state = 0x0b,
    605   DW_CFA_def_cfa = 0x0c,
    606   DW_CFA_def_cfa_register = 0x0d,
    607   DW_CFA_def_cfa_offset = 0x0e,
    608   DW_CFA_def_cfa_expression = 0x0f,
    609   DW_CFA_expression = 0x10,
    610   DW_CFA_offset_extended_sf = 0x11,
    611   DW_CFA_def_cfa_sf = 0x12,
    612   DW_CFA_def_cfa_offset_sf = 0x13,
    613   DW_CFA_val_offset = 0x14,
    614   DW_CFA_val_offset_sf = 0x15,
    615   DW_CFA_val_expression = 0x16,
    616   DW_CFA_MIPS_advance_loc8 = 0x1d,
    617   DW_CFA_GNU_window_save = 0x2d,
    618   DW_CFA_GNU_args_size = 0x2e,
    619   DW_CFA_lo_user = 0x1c,
    620   DW_CFA_hi_user = 0x3f,
    621 
    622   DW_EH_PE_absptr = 0x00,
    623   DW_EH_PE_omit = 0xff,
    624   DW_EH_PE_uleb128 = 0x01,
    625   DW_EH_PE_udata2 = 0x02,
    626   DW_EH_PE_udata4 = 0x03,
    627   DW_EH_PE_udata8 = 0x04,
    628   DW_EH_PE_sleb128 = 0x09,
    629   DW_EH_PE_sdata2 = 0x0A,
    630   DW_EH_PE_sdata4 = 0x0B,
    631   DW_EH_PE_sdata8 = 0x0C,
    632   DW_EH_PE_signed = 0x08,
    633   DW_EH_PE_pcrel = 0x10,
    634   DW_EH_PE_textrel = 0x20,
    635   DW_EH_PE_datarel = 0x30,
    636   DW_EH_PE_funcrel = 0x40,
    637   DW_EH_PE_aligned = 0x50,
    638   DW_EH_PE_indirect = 0x80,
    639 
    640   // Apple Objective-C Property Attributes
    641   DW_APPLE_PROPERTY_readonly = 0x01,
    642   DW_APPLE_PROPERTY_readwrite = 0x02,
    643   DW_APPLE_PROPERTY_assign = 0x04,
    644   DW_APPLE_PROPERTY_retain = 0x08,
    645   DW_APPLE_PROPERTY_copy = 0x10,
    646   DW_APPLE_PROPERTY_nonatomic = 0x20
    647 };
    648 
    649 /// TagString - Return the string for the specified tag.
    650 ///
    651 const char *TagString(unsigned Tag);
    652 
    653 /// ChildrenString - Return the string for the specified children flag.
    654 ///
    655 const char *ChildrenString(unsigned Children);
    656 
    657 /// AttributeString - Return the string for the specified attribute.
    658 ///
    659 const char *AttributeString(unsigned Attribute);
    660 
    661 /// FormEncodingString - Return the string for the specified form encoding.
    662 ///
    663 const char *FormEncodingString(unsigned Encoding);
    664 
    665 /// OperationEncodingString - Return the string for the specified operation
    666 /// encoding.
    667 const char *OperationEncodingString(unsigned Encoding);
    668 
    669 /// AttributeEncodingString - Return the string for the specified attribute
    670 /// encoding.
    671 const char *AttributeEncodingString(unsigned Encoding);
    672 
    673 /// DecimalSignString - Return the string for the specified decimal sign
    674 /// attribute.
    675 const char *DecimalSignString(unsigned Sign);
    676 
    677 /// EndianityString - Return the string for the specified endianity.
    678 ///
    679 const char *EndianityString(unsigned Endian);
    680 
    681 /// AccessibilityString - Return the string for the specified accessibility.
    682 ///
    683 const char *AccessibilityString(unsigned Access);
    684 
    685 /// VisibilityString - Return the string for the specified visibility.
    686 ///
    687 const char *VisibilityString(unsigned Visibility);
    688 
    689 /// VirtualityString - Return the string for the specified virtuality.
    690 ///
    691 const char *VirtualityString(unsigned Virtuality);
    692 
    693 /// LanguageString - Return the string for the specified language.
    694 ///
    695 const char *LanguageString(unsigned Language);
    696 
    697 /// CaseString - Return the string for the specified identifier case.
    698 ///
    699 const char *CaseString(unsigned Case);
    700 
    701 /// ConventionString - Return the string for the specified calling convention.
    702 ///
    703 const char *ConventionString(unsigned Convention);
    704 
    705 /// InlineCodeString - Return the string for the specified inline code.
    706 ///
    707 const char *InlineCodeString(unsigned Code);
    708 
    709 /// ArrayOrderString - Return the string for the specified array order.
    710 ///
    711 const char *ArrayOrderString(unsigned Order);
    712 
    713 /// DiscriminantString - Return the string for the specified discriminant
    714 /// descriptor.
    715 const char *DiscriminantString(unsigned Discriminant);
    716 
    717 /// LNStandardString - Return the string for the specified line number standard.
    718 ///
    719 const char *LNStandardString(unsigned Standard);
    720 
    721 /// LNExtendedString - Return the string for the specified line number extended
    722 /// opcode encodings.
    723 const char *LNExtendedString(unsigned Encoding);
    724 
    725 /// MacinfoString - Return the string for the specified macinfo type encodings.
    726 ///
    727 const char *MacinfoString(unsigned Encoding);
    728 
    729 /// CallFrameString - Return the string for the specified call frame instruction
    730 /// encodings.
    731 const char *CallFrameString(unsigned Encoding);
    732 } // End of namespace dwarf
    733 
    734 } // End of namespace llvm
    735 
    736 #endif
    737