Add new dwarf 5 enums, plus some dwarf4 enums.

Change-Id: Ibe0b529664dd48a423cb453b786d08c5b7abec19
Reviewed-on: https://chromium-review.googlesource.com/c/breakpad/breakpad/+/1965462
Reviewed-by: Mark Mentovai <mark@chromium.org>

src/common/dwarf/dwarf2enums.h

@@ -95,6 +95,22 @@ enum DwarfTag {
   DW_TAG_unspecified_type = 0x3b,
   DW_TAG_partial_unit = 0x3c,
   DW_TAG_imported_unit = 0x3d,
+  // Reserved = 0x3e,
+  // DWARF 4
+  DW_TAG_condition = 0x3f,
+  DW_TAG_shared_type = 0x40,
+  DW_TAG_type_unit = 0x41,
+  DW_TAG_rvalue_reference_type = 0x42,
+  DW_TAG_template_alias = 0x43,
+  // DWARF 5
+  DW_TAG_coarray_type = 0x44,
+  DW_TAG_generic_subrange = 0x45,
+  DW_TAG_dynamic_type = 0x46,
+  DW_TAG_atomic_type = 0x47,
+  DW_TAG_call_site = 0x48,
+  DW_TAG_call_site_parameter = 0x49,
+  DW_TAG_skeleton_unit = 0x4a,
+  DW_TAG_immutable_type = 0x4b,
   // SGI/MIPS Extensions.
   DW_TAG_MIPS_loop = 0x4081,
   // HP extensions.  See:
@@ -149,7 +165,32 @@ enum DwarfForm {
   DW_FORM_sec_offset = 0x17,
   DW_FORM_exprloc = 0x18,
   DW_FORM_flag_present = 0x19,
+
+  // Added in DWARF 5:
+  DW_FORM_strx = 0x1a,
+  DW_FORM_addrx = 0x1b,
+  DW_FORM_ref_sup4 = 0x1c,
+  DW_FORM_strp_sup = 0x1d,
+  DW_FORM_data16 = 0x1e,
+  DW_FORM_line_strp = 0x1f,
+
+  // DWARF 4, but value out of order.
   DW_FORM_ref_sig8 = 0x20,
+
+  // Added in DWARF 5:
+  DW_FORM_implicit_const = 0x21,
+  DW_FORM_loclistx = 0x22,
+  DW_FORM_rnglistx = 0x23,
+  DW_FORM_ref_sup8 = 0x24,
+  DW_FORM_strx1 = 0x25,
+  DW_FORM_strx2 = 0x26,
+  DW_FORM_strx3 = 0x27,
+  DW_FORM_strx4 = 0x28,
+  DW_FORM_addrx1 = 0x29,
+  DW_FORM_addrx2 = 0x2a,
+  DW_FORM_addrx3 = 0x2b,
+  DW_FORM_addrx4 = 0x2c,
+
   // Extensions for Fission.  See http://gcc.gnu.org/wiki/DebugFission.
   DW_FORM_GNU_addr_index = 0x1f01,
   DW_FORM_GNU_str_index = 0x1f02
@@ -234,6 +275,37 @@ enum DwarfAttribute {
   DW_AT_call_line     = 0x59,
   // DWARF 4
   DW_AT_linkage_name  = 0x6e,
+  // DWARF 5
+  DW_AT_string_length_bit_size = 0x6f,
+  DW_AT_string_length_byte_size = 0x70,
+  DW_AT_rank = 0x71,
+  DW_AT_str_offsets_base = 0x72,
+  DW_AT_addr_base = 0x73,
+  DW_AT_rnglists_base = 0x74,
+  // Reserved = 0x75,
+  DW_AT_dwo_name = 0x76,
+  DW_AT_reference = 0x77,
+  DW_AT_rvalue_reference = 0x78,
+  DW_AT_macros = 0x79,
+  DW_AT_call_all_calls = 0x7a,
+  DW_AT_call_all_source_calls = 0x7b,
+  DW_AT_call_all_tail_calls = 0x7c,
+  DW_AT_call_return_pc = 0x7d,
+  DW_AT_call_value = 0x7e,
+  DW_AT_call_origin = 0x7f,
+  DW_AT_call_parameter = 0x80,
+  DW_AT_call_pc = 0x81,
+  DW_AT_call_tail_call = 0x82,
+  DW_AT_call_target = 0x83,
+  DW_AT_call_target_clobbered = 0x84,
+  DW_AT_call_data_location = 0x85,
+  DW_AT_call_data_value = 0x86,
+  DW_AT_noreturn = 0x87,
+  DW_AT_alignment = 0x88,
+  DW_AT_export_symbols = 0x89,
+  DW_AT_deleted = 0x8a,
+  DW_AT_defaulted = 0x8b,
+  DW_AT_loclists_base = 0x8c,
   // SGI/MIPS extensions.
   DW_AT_MIPS_fde = 0x2001,
   DW_AT_MIPS_loop_begin = 0x2002,
@@ -286,6 +358,17 @@ enum DwarfAttribute {
   DW_AT_PGI_lstride  = 0x3a02
 };
 
+// Unit header unit-type encodings.
+enum DwarfUnitTypes {
+  DW_UT_compile       = 0x01,
+  DW_UT_type          = 0x02,
+  DW_UT_partial       = 0x03,
+  DW_UT_skeleton      = 0x04,
+  DW_UT_split_compile = 0x05,
+  DW_UT_split_type    = 0x06,
+  DW_UT_lo_user       = 0x80,
+  DW_UT_hi_user       = 0xff
+};
 
 // Line number opcodes.
 enum DwarfLineNumberOps {
@@ -323,6 +406,48 @@ enum DwarfLineNumberExtendedOps {
   DW_LNE_HP_define_proc              = 0x20
 };
 
+// Line number header entries.
+enum DwarfLineNumberHeader {
+  DW_LNCT_path                       =0x1,
+  DW_LNCT_directory_index            =0x2,
+  DW_LNCT_timestamp                  =0x3,
+  DW_LNCT_size                       =0x4,
+  DW_LNCT_MD5                        =0x5,
+  DW_LNCT_lo_user                    =0x2000,
+  DW_LNCT_hi_user                    =0x3fff,
+};
+
+// Location list entry values. DWARF 5.
+enum DwarfLocationListEntry {
+  DW_LLE_end_of_list                 =0x00,
+  DW_LLE_base_addressx               =0x01,
+  DW_LLE_startx_endx                 =0x02,
+  DW_LLE_startx_length               =0x03,
+  DW_LLE_offset_pair                 =0x04,
+  DW_LLE_default_location            =0x05,
+  DW_LLE_base_address                =0x06,
+  DW_LLE_start_end                   =0x07,
+  DW_LLE_start_length                =0x08,
+};
+
+// Macro entry types.
+enum DwarfMacro {
+  DW_MACRO_define                    =0x01,
+  DW_MACRO_undef                     =0x02,
+  DW_MACRO_start_file                =0x03,
+  DW_MACRO_end_file                  =0x04,
+  DW_MACRO_define_strp               =0x05,
+  DW_MACRO_undef_strp                =0x06,
+  DW_MACRO_import                    =0x07,
+  DW_MACRO_define_sup                =0x08,
+  DW_MACRO_undef_sup                 =0x09,
+  DW_MACRO_import_sup                =0x0a,
+  DW_MACRO_define_strx               =0x0b,
+  DW_MACRO_undef_strx                =0x0c,
+  DW_MACRO_lo_user                   =0xe0,
+  DW_MACRO_hi_user                   =0xff,
+};
+
 // Type encoding names and codes
 enum DwarfEncoding {
   DW_ATE_address                     =0x1,
@@ -341,6 +466,11 @@ enum DwarfEncoding {
   DW_ATE_signed_fixed                =0xd,
   DW_ATE_unsigned_fixed              =0xe,
   DW_ATE_decimal_float               =0xf,
+  // DWARF4
+  DW_ATE_UTF                         =0x10,
+  // DWARF5
+  DW_ATE_UCS                         =0x11,
+  DW_ATE_ASCII                       =0x12,
   DW_ATE_lo_user                     =0x80,
   DW_ATE_hi_user                     =0xff
 };
@@ -500,6 +630,18 @@ enum DwarfOpcode {
   DW_OP_form_tls_address             =0x9b,
   DW_OP_call_frame_cfa               =0x9c,
   DW_OP_bit_piece                    =0x9d,
+  // DWARF4
+  DW_OP_implicit_value               =0x9e,
+  DW_OP_stack_value                  =0x9f,
+  DW_OP_addrx                        =0xa1,
+  DW_OP_constx                       =0xa2,
+  DW_OP_entry_value                  =0xa3,
+  DW_OP_const_type                   =0xa4,
+  DW_OP_regval_type                  =0xa5,
+  DW_OP_deref_type                   =0xa6,
+  DW_OP_xderef_type                  =0xa7,
+  DW_OP_convert                      =0xa8,
+  DW_OP_reinterpret                  =0xa9,
   DW_OP_lo_user                      =0xe0,
   DW_OP_hi_user                      =0xff,
   // GNU extensions
@@ -544,8 +686,24 @@ enum DwarfLanguage
     DW_LANG_ObjC_plus_plus           =0x0011,
     DW_LANG_UPC                      =0x0012,
     DW_LANG_D                        =0x0013,
+    DW_LANG__Python                  =0x0014,
+    DW_LANG_OpenCL                   =0x0015,
+    DW_LANG_Go                       =0x0016,
+    DW_LANG_Modula3                  =0x0017,
+    DW_LANG_Haskell                  =0x0018,
+    DW_LANG_C_plus_plus_03           =0x0019,
+    DW_LANG_C_plus_plus_11           =0x001a,
+    DW_LANG_OCaml                    =0x001b,
     DW_LANG_Rust                     =0x001c,
+    DW_LANG_C11                      =0x001d,
     DW_LANG_Swift                    =0x001e,
+    DW_LANG_Julia                    =0x001f,
+    DW_LANG_Dylan                    =0x0020,
+    DW_LANG_C_plus_plus_14           =0x0021,
+    DW_LANG_Fortran03                =0x0022,
+    DW_LANG_Fortran08                =0x0023,
+    DW_LANG_RenderScript             =0x0024,
+    DW_LANG_BLISS                    =0x0025,
     // Implementation-defined language code range.
     DW_LANG_lo_user = 0x8000,
     DW_LANG_hi_user = 0xffff,
@@ -559,6 +717,27 @@ enum DwarfLanguage
     DW_LANG_Upc                      =0x8765 // Unified Parallel C
   };
 
+// Identifier cases, used for DW_AT_identifier_case attribute.
+enum DwarfIdentifierCase {
+  DW_ID_case_sensitive               =0x00,
+  DW_ID_up_case                      =0x01,
+  DW_ID_down_case                    =0x02,
+  DW_ID_case_insensitive             =0x03,
+};
+
+// Calling convention encodings. Used for the DW_AT_calling_convention
+// attribute.
+enum DwarfCallingConvention {
+  DW_CC_normal                       =0x01,
+  DW_CC_program                      =0x02,
+  DW_CC_nocall                       =0x03,
+  DW_CC_pass_by_reference            =0x04,
+  DW_CC_pass_by_value                =0x05,
+  DW_CC_lo_user                      =0x40,
+  DW_CC_hi_user                      =0xff,
+};
+
+
 // Inline codes.  These are values for DW_AT_inline.
 enum DwarfInline {
   DW_INL_not_inlined                 =0x0,
@@ -567,6 +746,36 @@ enum DwarfInline {
   DW_INL_declared_inlined            =0x3
 };
 
+// Array ordering with the DW_AT_ordering attribute.
+enum DwarfOrdering {
+  DW_ORD_row_major                   =0x00,
+  DW_ORD_col_major                   =0x01
+};
+
+// Discriminant values for the DW_AT_discr_list attribute.
+enum DwarfDiscriminant {
+  DW_DSC_label                       =0x00,
+  DW_DSC_range                       =0x01,
+};
+
+// Name index table encodings.
+enum DwarfNameIndex {
+  DW_IDX_compile_unit                =1,
+  DW_IDX_type_unit                   =2,
+  DW_IDX_die_offset                  =3,
+  DW_IDX_parent                      =4,
+  DW_IDX_type_hash                   =5,
+  DW_IDX_lo_user                     =0x2000,
+  DW_IDX_hi_user                     =0x3fff,
+};
+
+// Defaulted member encodings for use with the DW_AT_defaulted attribute.
+enum DwarfDefaulted {
+  DW_DEFAULTED_no                    =0x00,
+  DW_DEFAULTED_in_class              =0x01,
+  DW_DEFAULTED_out_of_class          =0x02
+};
+
 // Call Frame Info instructions.
 enum DwarfCFI
   {
@@ -610,6 +819,18 @@ enum DwarfCFI
     DW_CFA_GNU_negative_offset_extended = 0x2f
   };
 
+// Range list entries.
+enum DwarfRangeListEntry {
+  DW_RLE_end_of_list                 =0x00,
+  DW_RLE_base_addressx               =0x01,
+  DW_RLE_startx_endx                 =0x02,
+  DW_RLE_startx_length               =0x03,
+  DW_RLE_offset_pair                 =0x04,
+  DW_RLE_base_address                =0x05,
+  DW_RLE_start_end                   =0x06,
+  DW_RLE_start_length                =0x07,
+};
+
 // Exception handling 'z' augmentation letters.
 enum DwarfZAugmentationCodes {
   // If the CFI augmentation string begins with 'z', then the CIE and FDE