lib/Support/Dwarf.cpp

   1 //===-- llvm/Support/Dwarf.cpp - Dwarf Framework ----------------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file was developed by James M. Laskey and is distributed under the
   6 // University of Illinois Open Source License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file contains support for generic dwarf information.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "llvm/Support/Dwarf.h"
  15 #include "llvm/System/IncludeFile.h"
  16
  17 #include <cassert>
  18
  19 namespace llvm {
  20
  21 namespace dwarf {
  22
  23 /// TagString - Return the string for the specified tag.
  24 ///
  25 const char *TagString(unsigned Tag) {
  26   switch(Tag) {
  27     case DW_TAG_array_type:                return "TAG_array_type";
  28     case DW_TAG_class_type:                return "TAG_class_type";
  29     case DW_TAG_entry_point:               return "TAG_entry_point";
  30     case DW_TAG_enumeration_type:          return "TAG_enumeration_type";
  31     case DW_TAG_formal_parameter:          return "TAG_formal_parameter";
  32     case DW_TAG_imported_declaration:      return "TAG_imported_declaration";
  33     case DW_TAG_label:                     return "TAG_label";
  34     case DW_TAG_lexical_block:             return "TAG_lexical_block";
  35     case DW_TAG_member:                    return "TAG_member";
  36     case DW_TAG_pointer_type:              return "TAG_pointer_type";
  37     case DW_TAG_reference_type:            return "TAG_reference_type";
  38     case DW_TAG_compile_unit:              return "TAG_compile_unit";
  39     case DW_TAG_string_type:               return "TAG_string_type";
  40     case DW_TAG_structure_type:            return "TAG_structure_type";
  41     case DW_TAG_subroutine_type:           return "TAG_subroutine_type";
  42     case DW_TAG_typedef:                   return "TAG_typedef";
  43     case DW_TAG_union_type:                return "TAG_union_type";
  44     case DW_TAG_unspecified_parameters:    return "TAG_unspecified_parameters";
  45     case DW_TAG_variant:                   return "TAG_variant";
  46     case DW_TAG_common_block:              return "TAG_common_block";
  47     case DW_TAG_common_inclusion:          return "TAG_common_inclusion";
  48     case DW_TAG_inheritance:               return "TAG_inheritance";
  49     case DW_TAG_inlined_subroutine:        return "TAG_inlined_subroutine";
  50     case DW_TAG_module:                    return "TAG_module";
  51     case DW_TAG_ptr_to_member_type:        return "TAG_ptr_to_member_type";
  52     case DW_TAG_set_type:                  return "TAG_set_type";
  53     case DW_TAG_subrange_type:             return "TAG_subrange_type";
  54     case DW_TAG_with_stmt:                 return "TAG_with_stmt";
  55     case DW_TAG_access_declaration:        return "TAG_access_declaration";
  56     case DW_TAG_base_type:                 return "TAG_base_type";
  57     case DW_TAG_catch_block:               return "TAG_catch_block";
  58     case DW_TAG_const_type:                return "TAG_const_type";
  59     case DW_TAG_constant:                  return "TAG_constant";
  60     case DW_TAG_enumerator:                return "TAG_enumerator";
  61     case DW_TAG_file_type:                 return "TAG_file_type";
  62     case DW_TAG_friend:                    return "TAG_friend";
  63     case DW_TAG_namelist:                  return "TAG_namelist";
  64     case DW_TAG_namelist_item:             return "TAG_namelist_item";
  65     case DW_TAG_packed_type:               return "TAG_packed_type";
  66     case DW_TAG_subprogram:                return "TAG_subprogram";
  67     case DW_TAG_template_type_parameter:   return "TAG_template_type_parameter";
  68     case DW_TAG_template_value_parameter: return "TAG_template_value_parameter";
  69     case DW_TAG_thrown_type:               return "TAG_thrown_type";
  70     case DW_TAG_try_block:                 return "TAG_try_block";
  71     case DW_TAG_variant_part:              return "TAG_variant_part";
  72     case DW_TAG_variable:                  return "TAG_variable";
  73     case DW_TAG_volatile_type:             return "TAG_volatile_type";
  74     case DW_TAG_dwarf_procedure:           return "TAG_dwarf_procedure";
  75     case DW_TAG_restrict_type:             return "TAG_restrict_type";
  76     case DW_TAG_interface_type:            return "TAG_interface_type";
  77     case DW_TAG_namespace:                 return "TAG_namespace";
  78     case DW_TAG_imported_module:           return "TAG_imported_module";
  79     case DW_TAG_unspecified_type:          return "TAG_unspecified_type";
  80     case DW_TAG_partial_unit:              return "TAG_partial_unit";
  81     case DW_TAG_imported_unit:             return "TAG_imported_unit";
  82     case DW_TAG_condition:                 return "TAG_condition";
  83     case DW_TAG_shared_type:               return "TAG_shared_type";
  84     case DW_TAG_lo_user:                   return "TAG_lo_user";
  85     case DW_TAG_hi_user:                   return "TAG_hi_user";
  86   }
  87   assert(0 && "Unknown Dwarf Tag");
  88   return "";
  89 }
  90
  91 /// ChildrenString - Return the string for the specified children flag.
  92 ///
  93 const char *ChildrenString(unsigned Children) {
  94   switch(Children) {
  95     case DW_CHILDREN_no:                   return "CHILDREN_no";
  96     case DW_CHILDREN_yes:                  return "CHILDREN_yes";
  97   }
  98   assert(0 && "Unknown Dwarf ChildrenFlag");
  99   return "";
 100 }
 101
 102 /// AttributeString - Return the string for the specified attribute.
 103 ///
 104 const char *AttributeString(unsigned Attribute) {
 105   switch(Attribute) {
 106     case DW_AT_sibling:                    return "AT_sibling";
 107     case DW_AT_location:                   return "AT_location";
 108     case DW_AT_name:                       return "AT_name";
 109     case DW_AT_ordering:                   return "AT_ordering";
 110     case DW_AT_byte_size:                  return "AT_byte_size";
 111     case DW_AT_bit_offset:                 return "AT_bit_offset";
 112     case DW_AT_bit_size:                   return "AT_bit_size";
 113     case DW_AT_stmt_list:                  return "AT_stmt_list";
 114     case DW_AT_low_pc:                     return "AT_low_pc";
 115     case DW_AT_high_pc:                    return "AT_high_pc";
 116     case DW_AT_language:                   return "AT_language";
 117     case DW_AT_discr:                      return "AT_discr";
 118     case DW_AT_discr_value:                return "AT_discr_value";
 119     case DW_AT_visibility:                 return "AT_visibility";
 120     case DW_AT_import:                     return "AT_import";
 121     case DW_AT_string_length:              return "AT_string_length";
 122     case DW_AT_common_reference:           return "AT_common_reference";
 123     case DW_AT_comp_dir:                   return "AT_comp_dir";
 124     case DW_AT_const_value:                return "AT_const_value";
 125     case DW_AT_containing_type:            return "AT_containing_type";
 126     case DW_AT_default_value:              return "AT_default_value";
 127     case DW_AT_inline:                     return "AT_inline";
 128     case DW_AT_is_optional:                return "AT_is_optional";
 129     case DW_AT_lower_bound:                return "AT_lower_bound";
 130     case DW_AT_producer:                   return "AT_producer";
 131     case DW_AT_prototyped:                 return "AT_prototyped";
 132     case DW_AT_return_addr:                return "AT_return_addr";
 133     case DW_AT_start_scope:                return "AT_start_scope";
 134     case DW_AT_bit_stride:                 return "AT_bit_stride";
 135     case DW_AT_upper_bound:                return "AT_upper_bound";
 136     case DW_AT_abstract_origin:            return "AT_abstract_origin";
 137     case DW_AT_accessibility:              return "AT_accessibility";
 138     case DW_AT_address_class:              return "AT_address_class";
 139     case DW_AT_artificial:                 return "AT_artificial";
 140     case DW_AT_base_types:                 return "AT_base_types";
 141     case DW_AT_calling_convention:         return "AT_calling_convention";
 142     case DW_AT_count:                      return "AT_count";
 143     case DW_AT_data_member_location:       return "AT_data_member_location";
 144     case DW_AT_decl_column:                return "AT_decl_column";
 145     case DW_AT_decl_file:                  return "AT_decl_file";
 146     case DW_AT_decl_line:                  return "AT_decl_line";
 147     case DW_AT_declaration:                return "AT_declaration";
 148     case DW_AT_discr_list:                 return "AT_discr_list";
 149     case DW_AT_encoding:                   return "AT_encoding";
 150     case DW_AT_external:                   return "AT_external";
 151     case DW_AT_frame_base:                 return "AT_frame_base";
 152     case DW_AT_friend:                     return "AT_friend";
 153     case DW_AT_identifier_case:            return "AT_identifier_case";
 154     case DW_AT_macro_info:                 return "AT_macro_info";
 155     case DW_AT_namelist_item:              return "AT_namelist_item";
 156     case DW_AT_priority:                   return "AT_priority";
 157     case DW_AT_segment:                    return "AT_segment";
 158     case DW_AT_specification:              return "AT_specification";
 159     case DW_AT_static_link:                return "AT_static_link";
 160     case DW_AT_type:                       return "AT_type";
 161     case DW_AT_use_location:               return "AT_use_location";
 162     case DW_AT_variable_parameter:         return "AT_variable_parameter";
 163     case DW_AT_virtuality:                 return "AT_virtuality";
 164     case DW_AT_vtable_elem_location:       return "AT_vtable_elem_location";
 165     case DW_AT_allocated:                  return "AT_allocated";
 166     case DW_AT_associated:                 return "AT_associated";
 167     case DW_AT_data_location:              return "AT_data_location";
 168     case DW_AT_byte_stride:                return "AT_byte_stride";
 169     case DW_AT_entry_pc:                   return "AT_entry_pc";
 170     case DW_AT_use_UTF8:                   return "AT_use_UTF8";
 171     case DW_AT_extension:                  return "AT_extension";
 172     case DW_AT_ranges:                     return "AT_ranges";
 173     case DW_AT_trampoline:                 return "AT_trampoline";
 174     case DW_AT_call_column:                return "AT_call_column";
 175     case DW_AT_call_file:                  return "AT_call_file";
 176     case DW_AT_call_line:                  return "AT_call_line";
 177     case DW_AT_description:                return "AT_description";
 178     case DW_AT_binary_scale:               return "AT_binary_scale";
 179     case DW_AT_decimal_scale:              return "AT_decimal_scale";
 180     case DW_AT_small:                      return "AT_small";
 181     case DW_AT_decimal_sign:               return "AT_decimal_sign";
 182     case DW_AT_digit_count:                return "AT_digit_count";
 183     case DW_AT_picture_string:             return "AT_picture_string";
 184     case DW_AT_mutable:                    return "AT_mutable";
 185     case DW_AT_threads_scaled:             return "AT_threads_scaled";
 186     case DW_AT_explicit:                   return "AT_explicit";
 187     case DW_AT_object_pointer:             return "AT_object_pointer";
 188     case DW_AT_endianity:                  return "AT_endianity";
 189     case DW_AT_elemental:                  return "AT_elemental";
 190     case DW_AT_pure:                       return "AT_pure";
 191     case DW_AT_recursive:                  return "AT_recursive";
 192     case DW_AT_sf_names:                   return "AT_sf_names";
 193     case DW_AT_src_info:                   return "AT_src_info";
 194     case DW_AT_mac_info:                   return "AT_mac_info";
 195     case DW_AT_src_coords:                 return "AT_src_coords";
 196     case DW_AT_body_begin:                 return "AT_body_begin";
 197     case DW_AT_body_end:                   return "AT_body_end";
 198     case DW_AT_GNU_vector:                 return "AT_GNU_vector";
 199     case DW_AT_lo_user:                    return "AT_lo_user";
 200     case DW_AT_hi_user:                    return "AT_hi_user";
 201   }
 202   assert(0 && "Unknown Dwarf Attribute");
 203   return "";
 204 }
 205
 206 /// FormEncodingString - Return the string for the specified form encoding.
 207 ///
 208 const char *FormEncodingString(unsigned Encoding) {
 209   switch(Encoding) {
 210     case DW_FORM_addr:                     return "FORM_addr";
 211     case DW_FORM_block2:                   return "FORM_block2";
 212     case DW_FORM_block4:                   return "FORM_block4";
 213     case DW_FORM_data2:                    return "FORM_data2";
 214     case DW_FORM_data4:                    return "FORM_data4";
 215     case DW_FORM_data8:                    return "FORM_data8";
 216     case DW_FORM_string:                   return "FORM_string";
 217     case DW_FORM_block:                    return "FORM_block";
 218     case DW_FORM_block1:                   return "FORM_block1";
 219     case DW_FORM_data1:                    return "FORM_data1";
 220     case DW_FORM_flag:                     return "FORM_flag";
 221     case DW_FORM_sdata:                    return "FORM_sdata";
 222     case DW_FORM_strp:                     return "FORM_strp";
 223     case DW_FORM_udata:                    return "FORM_udata";
 224     case DW_FORM_ref_addr:                 return "FORM_ref_addr";
 225     case DW_FORM_ref1:                     return "FORM_ref1";
 226     case DW_FORM_ref2:                     return "FORM_ref2";
 227     case DW_FORM_ref4:                     return "FORM_ref4";
 228     case DW_FORM_ref8:                     return "FORM_ref8";
 229     case DW_FORM_ref_udata:                return "FORM_ref_udata";
 230     case DW_FORM_indirect:                 return "FORM_indirect";
 231   }
 232   assert(0 && "Unknown Dwarf Form Encoding");
 233   return "";
 234 }
 235
 236 /// OperationEncodingString - Return the string for the specified operation
 237 /// encoding.
 238 const char *OperationEncodingString(unsigned Encoding) {
 239   switch(Encoding) {
 240     case DW_OP_addr:                       return "OP_addr";
 241     case DW_OP_deref:                      return "OP_deref";
 242     case DW_OP_const1u:                    return "OP_const1u";
 243     case DW_OP_const1s:                    return "OP_const1s";
 244     case DW_OP_const2u:                    return "OP_const2u";
 245     case DW_OP_const2s:                    return "OP_const2s";
 246     case DW_OP_const4u:                    return "OP_const4u";
 247     case DW_OP_const4s:                    return "OP_const4s";
 248     case DW_OP_const8u:                    return "OP_const8u";
 249     case DW_OP_const8s:                    return "OP_const8s";
 250     case DW_OP_constu:                     return "OP_constu";
 251     case DW_OP_consts:                     return "OP_consts";
 252     case DW_OP_dup:                        return "OP_dup";
 253     case DW_OP_drop:                       return "OP_drop";
 254     case DW_OP_over:                       return "OP_over";
 255     case DW_OP_pick:                       return "OP_pick";
 256     case DW_OP_swap:                       return "OP_swap";
 257     case DW_OP_rot:                        return "OP_rot";
 258     case DW_OP_xderef:                     return "OP_xderef";
 259     case DW_OP_abs:                        return "OP_abs";
 260     case DW_OP_and:                        return "OP_and";
 261     case DW_OP_div:                        return "OP_div";
 262     case DW_OP_minus:                      return "OP_minus";
 263     case DW_OP_mod:                        return "OP_mod";
 264     case DW_OP_mul:                        return "OP_mul";
 265     case DW_OP_neg:                        return "OP_neg";
 266     case DW_OP_not:                        return "OP_not";
 267     case DW_OP_or:                         return "OP_or";
 268     case DW_OP_plus:                       return "OP_plus";
 269     case DW_OP_plus_uconst:                return "OP_plus_uconst";
 270     case DW_OP_shl:                        return "OP_shl";
 271     case DW_OP_shr:                        return "OP_shr";
 272     case DW_OP_shra:                       return "OP_shra";
 273     case DW_OP_xor:                        return "OP_xor";
 274     case DW_OP_skip:                       return "OP_skip";
 275     case DW_OP_bra:                        return "OP_bra";
 276     case DW_OP_eq:                         return "OP_eq";
 277     case DW_OP_ge:                         return "OP_ge";
 278     case DW_OP_gt:                         return "OP_gt";
 279     case DW_OP_le:                         return "OP_le";
 280     case DW_OP_lt:                         return "OP_lt";
 281     case DW_OP_ne:                         return "OP_ne";
 282     case DW_OP_lit0:                       return "OP_lit0";
 283     case DW_OP_lit1:                       return "OP_lit1";
 284     case DW_OP_lit31:                      return "OP_lit31";
 285     case DW_OP_reg0:                       return "OP_reg0";
 286     case DW_OP_reg1:                       return "OP_reg1";
 287     case DW_OP_reg31:                      return "OP_reg31";
 288     case DW_OP_breg0:                      return "OP_breg0";
 289     case DW_OP_breg1:                      return "OP_breg1";
 290     case DW_OP_breg31:                     return "OP_breg31";
 291     case DW_OP_regx:                       return "OP_regx";
 292     case DW_OP_fbreg:                      return "OP_fbreg";
 293     case DW_OP_bregx:                      return "OP_bregx";
 294     case DW_OP_piece:                      return "OP_piece";
 295     case DW_OP_deref_size:                 return "OP_deref_size";
 296     case DW_OP_xderef_size:                return "OP_xderef_size";
 297     case DW_OP_nop:                        return "OP_nop";
 298     case DW_OP_push_object_address:        return "OP_push_object_address";
 299     case DW_OP_call2:                      return "OP_call2";
 300     case DW_OP_call4:                      return "OP_call4";
 301     case DW_OP_call_ref:                   return "OP_call_ref";
 302     case DW_OP_form_tls_address:           return "OP_form_tls_address";
 303     case DW_OP_call_frame_cfa:             return "OP_call_frame_cfa";
 304     case DW_OP_lo_user:                    return "OP_lo_user";
 305     case DW_OP_hi_user:                    return "OP_hi_user";
 306   }
 307   assert(0 && "Unknown Dwarf Operation Encoding");
 308   return "";
 309 }
 310
 311 /// AttributeEncodingString - Return the string for the specified attribute
 312 /// encoding.
 313 const char *AttributeEncodingString(unsigned Encoding) {
 314   switch(Encoding) {
 315     case DW_ATE_address:                   return "ATE_address";
 316     case DW_ATE_boolean:                   return "ATE_boolean";
 317     case DW_ATE_complex_float:             return "ATE_complex_float";
 318     case DW_ATE_float:                     return "ATE_float";
 319     case DW_ATE_signed:                    return "ATE_signed";
 320     case DW_ATE_signed_char:               return "ATE_signed_char";
 321     case DW_ATE_unsigned:                  return "ATE_unsigned";
 322     case DW_ATE_unsigned_char:             return "ATE_unsigned_char";
 323     case DW_ATE_imaginary_float:           return "ATE_imaginary_float";
 324     case DW_ATE_packed_decimal:            return "ATE_packed_decimal";
 325     case DW_ATE_numeric_string:            return "ATE_numeric_string";
 326     case DW_ATE_edited:                    return "ATE_edited";
 327     case DW_ATE_signed_fixed:              return "ATE_signed_fixed";
 328     case DW_ATE_unsigned_fixed:            return "ATE_unsigned_fixed";
 329     case DW_ATE_decimal_float:             return "ATE_decimal_float";
 330     case DW_ATE_lo_user:                   return "ATE_lo_user";
 331     case DW_ATE_hi_user:                   return "ATE_hi_user";
 332   }
 333   assert(0 && "Unknown Dwarf Attribute Encoding");
 334   return "";
 335 }
 336
 337 /// DecimalSignString - Return the string for the specified decimal sign
 338 /// attribute.
 339 const char *DecimalSignString(unsigned Sign) {
 340   switch(Sign) {
 341     case DW_DS_unsigned:                   return "DS_unsigned";
 342     case DW_DS_leading_overpunch:          return "DS_leading_overpunch";
 343     case DW_DS_trailing_overpunch:         return "DS_trailing_overpunch";
 344     case DW_DS_leading_separate:           return "DS_leading_separate";
 345     case DW_DS_trailing_separate:          return "DS_trailing_separate";
 346   }
 347   assert(0 && "Unknown Dwarf Decimal Sign Attribute");
 348   return "";
 349 }
 350
 351 /// EndianityString - Return the string for the specified endianity.
 352 ///
 353 const char *EndianityString(unsigned Endian) {
 354   switch(Endian) {
 355     case DW_END_default:                   return "END_default";
 356     case DW_END_big:                       return "END_big";
 357     case DW_END_little:                    return "END_little";
 358     case DW_END_lo_user:                   return "END_lo_user";
 359     case DW_END_hi_user:                   return "END_hi_user";
 360   }
 361   assert(0 && "Unknown Dwarf Endianity");
 362   return "";
 363 }
 364
 365 /// AccessibilityString - Return the string for the specified accessibility.
 366 ///
 367 const char *AccessibilityString(unsigned Access) {
 368   switch(Access) {
 369     // Accessibility codes
 370     case DW_ACCESS_public:                 return "ACCESS_public";
 371     case DW_ACCESS_protected:              return "ACCESS_protected";
 372     case DW_ACCESS_private:                return "ACCESS_private";
 373   }
 374   assert(0 && "Unknown Dwarf Accessibility");
 375   return "";
 376 }
 377
 378 /// VisibilityString - Return the string for the specified visibility.
 379 ///
 380 const char *VisibilityString(unsigned Visibility) {
 381   switch(Visibility) {
 382     case DW_VIS_local:                     return "VIS_local";
 383     case DW_VIS_exported:                  return "VIS_exported";
 384     case DW_VIS_qualified:                 return "VIS_qualified";
 385   }
 386   assert(0 && "Unknown Dwarf Visibility");
 387   return "";
 388 }
 389
 390 /// VirtualityString - Return the string for the specified virtuality.
 391 ///
 392 const char *VirtualityString(unsigned Virtuality) {
 393   switch(Virtuality) {
 394     case DW_VIRTUALITY_none:               return "VIRTUALITY_none";
 395     case DW_VIRTUALITY_virtual:            return "VIRTUALITY_virtual";
 396     case DW_VIRTUALITY_pure_virtual:       return "VIRTUALITY_pure_virtual";
 397   }
 398   assert(0 && "Unknown Dwarf Virtuality");
 399   return "";
 400 }
 401
 402 /// LanguageString - Return the string for the specified language.
 403 ///
 404 const char *LanguageString(unsigned Language) {
 405   switch(Language) {
 406     case DW_LANG_C89:                      return "LANG_C89";
 407     case DW_LANG_C:                        return "LANG_C";
 408     case DW_LANG_Ada83:                    return "LANG_Ada83";
 409     case DW_LANG_C_plus_plus:              return "LANG_C_plus_plus";
 410     case DW_LANG_Cobol74:                  return "LANG_Cobol74";
 411     case DW_LANG_Cobol85:                  return "LANG_Cobol85";
 412     case DW_LANG_Fortran77:                return "LANG_Fortran77";
 413     case DW_LANG_Fortran90:                return "LANG_Fortran90";
 414     case DW_LANG_Pascal83:                 return "LANG_Pascal83";
 415     case DW_LANG_Modula2:                  return "LANG_Modula2";
 416     case DW_LANG_Java:                     return "LANG_Java";
 417     case DW_LANG_C99:                      return "LANG_C99";
 418     case DW_LANG_Ada95:                    return "LANG_Ada95";
 419     case DW_LANG_Fortran95:                return "LANG_Fortran95";
 420     case DW_LANG_PLI:                      return "LANG_PLI";
 421     case DW_LANG_ObjC:                     return "LANG_ObjC";
 422     case DW_LANG_ObjC_plus_plus:           return "LANG_ObjC_plus_plus";
 423     case DW_LANG_UPC:                      return "LANG_UPC";
 424     case DW_LANG_D:                        return "LANG_D";
 425     case DW_LANG_lo_user:                  return "LANG_lo_user";
 426     case DW_LANG_hi_user:                  return "LANG_hi_user";
 427   }
 428   assert(0 && "Unknown Dwarf Language");
 429   return "";
 430 }
 431
 432 /// CaseString - Return the string for the specified identifier case.
 433 ///
 434 const char *CaseString(unsigned Case) {
 435    switch(Case) {
 436     case DW_ID_case_sensitive:             return "ID_case_sensitive";
 437     case DW_ID_up_case:                    return "ID_up_case";
 438     case DW_ID_down_case:                  return "ID_down_case";
 439     case DW_ID_case_insensitive:           return "ID_case_insensitive";
 440   }
 441   assert(0 && "Unknown Dwarf Identifier Case");
 442   return "";
 443 }
 444
 445 /// ConventionString - Return the string for the specified calling convention.
 446 ///
 447 const char *ConventionString(unsigned Convention) {
 448    switch(Convention) {
 449     case DW_CC_normal:                     return "CC_normal";
 450     case DW_CC_program:                    return "CC_program";
 451     case DW_CC_nocall:                     return "CC_nocall";
 452     case DW_CC_lo_user:                    return "CC_lo_user";
 453     case DW_CC_hi_user:                    return "CC_hi_user";
 454   }
 455   assert(0 && "Unknown Dwarf Calling Convention");
 456   return "";
 457 }
 458
 459 /// InlineCodeString - Return the string for the specified inline code.
 460 ///
 461 const char *InlineCodeString(unsigned Code) {
 462    switch(Code) {
 463     case DW_INL_not_inlined:               return "INL_not_inlined";
 464     case DW_INL_inlined:                   return "INL_inlined";
 465     case DW_INL_declared_not_inlined:      return "INL_declared_not_inlined";
 466     case DW_INL_declared_inlined:          return "INL_declared_inlined";
 467   }
 468   assert(0 && "Unknown Dwarf Inline Code");
 469   return "";
 470 }
 471
 472 /// ArrayOrderString - Return the string for the specified array order.
 473 ///
 474 const char *ArrayOrderString(unsigned Order) {
 475    switch(Order) {
 476     case DW_ORD_row_major:                 return "ORD_row_major";
 477     case DW_ORD_col_major:                 return "ORD_col_major";
 478   }
 479   assert(0 && "Unknown Dwarf Array Order");
 480   return "";
 481 }
 482
 483 /// DiscriminantString - Return the string for the specified discriminant
 484 /// descriptor.
 485 const char *DiscriminantString(unsigned Discriminant) {
 486    switch(Discriminant) {
 487     case DW_DSC_label:                     return "DSC_label";
 488     case DW_DSC_range:                     return "DSC_range";
 489   }
 490   assert(0 && "Unknown Dwarf Discriminant Descriptor");
 491   return "";
 492 }
 493
 494 /// LNStandardString - Return the string for the specified line number standard.
 495 ///
 496 const char *LNStandardString(unsigned Standard) {
 497    switch(Standard) {
 498     case DW_LNS_copy:                      return "LNS_copy";
 499     case DW_LNS_advance_pc:                return "LNS_advance_pc";
 500     case DW_LNS_advance_line:              return "LNS_advance_line";
 501     case DW_LNS_set_file:                  return "LNS_set_file";
 502     case DW_LNS_set_column:                return "LNS_set_column";
 503     case DW_LNS_negate_stmt:               return "LNS_negate_stmt";
 504     case DW_LNS_set_basic_block:           return "LNS_set_basic_block";
 505     case DW_LNS_const_add_pc:              return "LNS_const_add_pc";
 506     case DW_LNS_fixed_advance_pc:          return "LNS_fixed_advance_pc";
 507     case DW_LNS_set_prologue_end:          return "LNS_set_prologue_end";
 508     case DW_LNS_set_epilogue_begin:        return "LNS_set_epilogue_begin";
 509     case DW_LNS_set_isa:                   return "LNS_set_isa";
 510   }
 511   assert(0 && "Unknown Dwarf Line Number Standard");
 512   return "";
 513 }
 514
 515 /// LNExtendedString - Return the string for the specified line number extended
 516 /// opcode encodings.
 517 const char *LNExtendedString(unsigned Encoding) {
 518    switch(Encoding) {
 519     // Line Number Extended Opcode Encodings
 520     case DW_LNE_end_sequence:              return "LNE_end_sequence";
 521     case DW_LNE_set_address:               return "LNE_set_address";
 522     case DW_LNE_define_file:               return "LNE_define_file";
 523     case DW_LNE_lo_user:                   return "LNE_lo_user";
 524     case DW_LNE_hi_user:                   return "LNE_hi_user";
 525   }
 526   assert(0 && "Unknown Dwarf Line Number Extended Opcode Encoding");
 527   return "";
 528 }
 529
 530 /// MacinfoString - Return the string for the specified macinfo type encodings.
 531 ///
 532 const char *MacinfoString(unsigned Encoding) {
 533    switch(Encoding) {
 534     // Macinfo Type Encodings
 535     case DW_MACINFO_define:                return "MACINFO_define";
 536     case DW_MACINFO_undef:                 return "MACINFO_undef";
 537     case DW_MACINFO_start_file:            return "MACINFO_start_file";
 538     case DW_MACINFO_end_file:              return "MACINFO_end_file";
 539     case DW_MACINFO_vendor_ext:            return "MACINFO_vendor_ext";
 540   }
 541   assert(0 && "Unknown Dwarf Macinfo Type Encodings");
 542   return "";
 543 }
 544
 545 /// CallFrameString - Return the string for the specified call frame instruction
 546 /// encodings.
 547 const char *CallFrameString(unsigned Encoding) {
 548    switch(Encoding) {
 549     case DW_CFA_advance_loc:               return "CFA_advance_loc";
 550     case DW_CFA_offset:                    return "CFA_offset";
 551     case DW_CFA_restore:                   return "CFA_restore";
 552     case DW_CFA_set_loc:                   return "CFA_set_loc";
 553     case DW_CFA_advance_loc1:              return "CFA_advance_loc1";
 554     case DW_CFA_advance_loc2:              return "CFA_advance_loc2";
 555     case DW_CFA_advance_loc4:              return "CFA_advance_loc4";
 556     case DW_CFA_offset_extended:           return "CFA_offset_extended";
 557     case DW_CFA_restore_extended:          return "CFA_restore_extended";
 558     case DW_CFA_undefined:                 return "CFA_undefined";
 559     case DW_CFA_same_value:                return "CFA_same_value";
 560     case DW_CFA_register:                  return "CFA_register";
 561     case DW_CFA_remember_state:            return "CFA_remember_state";
 562     case DW_CFA_restore_state:             return "CFA_restore_state";
 563     case DW_CFA_def_cfa:                   return "CFA_def_cfa";
 564     case DW_CFA_def_cfa_register:          return "CFA_def_cfa_register";
 565     case DW_CFA_def_cfa_offset:            return "CFA_def_cfa_offset";
 566     case DW_CFA_def_cfa_expression:        return "CFA_def_cfa_expression";
 567     case DW_CFA_expression:                return "CFA_expression";
 568     case DW_CFA_offset_extended_sf:        return "CFA_offset_extended_sf";
 569     case DW_CFA_def_cfa_sf:                return "CFA_def_cfa_sf";
 570     case DW_CFA_def_cfa_offset_sf:         return "CFA_def_cfa_offset_sf";
 571     case DW_CFA_val_offset:                return "CFA_val_offset";
 572     case DW_CFA_val_offset_sf:             return "CFA_val_offset_sf";
 573     case DW_CFA_val_expression:            return "CFA_val_expression";
 574     case DW_CFA_lo_user:                   return "CFA_lo_user";
 575     case DW_CFA_hi_user:                   return "CFA_hi_user";
 576   }
 577   assert(0 && "Unknown Dwarf Call Frame Instruction Encodings");
 578   return "";
 579 }
 580
 581 } // End of namespace dwarf.
 582
 583 } // End of namespace llvm.
 584
 585 DEFINING_FILE_FOR(SupportDwarf)