[committed] Copy dwarf2.def, dwarf2.h and dwarfnames.c from gcc

[Tom de Vries <tdevries@suse.de>]

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[ was: Re: [PATCH] Add do-release.sh ]

On 29-07-19 19:20, Jakub Jelinek wrote:
> After the release we
> should likely import new dwarf2.def and dwarf2.h from GCC tree.

Done.

Thanks,
- Tom

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Copy dwarf2.def, dwarf2.h and dwarfnames.c from gcc

Copy dwarf2.def, dwarf2.h and dwarfnames.c from gcc trunk@274006.

2019-08-02  Tom de Vries  <tdevries@suse.de>

	* dwarf2.def: Copy from gcc trunk@274006.
	* dwarf2.h: Same.
	* dwarfnames.c: Same.

---
 dwarf2.def   | 128 ++++++++++++++++++++++++++++++++++++++++++--
 dwarf2.h     | 169 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-----
 dwarfnames.c |  15 +++++-
 3 files changed, 294 insertions(+), 18 deletions(-)

diff --git a/dwarf2.def b/dwarf2.def
index 5cc84b9..9cce1f8 100644
--- a/dwarf2.def
+++ b/dwarf2.def
@@ -1,7 +1,7 @@
 /* -*- c -*-
    Declarations and definitions of codes relating to the DWARF2 and
    DWARF3 symbolic debugging information formats.
-   Copyright (C) 1992-2017 Free Software Foundation, Inc.
+   Copyright (C) 1992-2019 Free Software Foundation, Inc.
 
    Written by Gary Funck (gary@intrepid.com) The Ada Joint Program
    Office (AJPO), Florida State University and Silicon Graphics Inc.
@@ -131,6 +131,15 @@ DW_TAG (DW_TAG_shared_type, 0x40)
 DW_TAG (DW_TAG_type_unit, 0x41)
 DW_TAG (DW_TAG_rvalue_reference_type, 0x42)
 DW_TAG (DW_TAG_template_alias, 0x43)
+/* DWARF 5.  */
+DW_TAG (DW_TAG_coarray_type, 0x44)
+DW_TAG (DW_TAG_generic_subrange, 0x45)
+DW_TAG (DW_TAG_dynamic_type, 0x46)
+DW_TAG (DW_TAG_atomic_type, 0x47)
+DW_TAG (DW_TAG_call_site, 0x48)
+DW_TAG (DW_TAG_call_site_parameter, 0x49)
+DW_TAG (DW_TAG_skeleton_unit, 0x4a)
+DW_TAG (DW_TAG_immutable_type, 0x4b)
 
 DW_TAG_DUP (DW_TAG_lo_user, 0x4080)
 DW_TAG_DUP (DW_TAG_hi_user, 0xffff)
@@ -200,6 +209,25 @@ DW_FORM (DW_FORM_sec_offset, 0x17)
 DW_FORM (DW_FORM_exprloc, 0x18)
 DW_FORM (DW_FORM_flag_present, 0x19)
 DW_FORM (DW_FORM_ref_sig8, 0x20)
+/* DWARF 5.  */
+DW_FORM (DW_FORM_strx, 0x1a)
+DW_FORM (DW_FORM_addrx, 0x1b)
+DW_FORM (DW_FORM_ref_sup4, 0x1c)
+DW_FORM (DW_FORM_strp_sup, 0x1d)
+DW_FORM (DW_FORM_data16, 0x1e)
+DW_FORM (DW_FORM_line_strp, 0x1f)
+DW_FORM (DW_FORM_implicit_const, 0x21)
+DW_FORM (DW_FORM_loclistx, 0x22)
+DW_FORM (DW_FORM_rnglistx, 0x23)
+DW_FORM (DW_FORM_ref_sup8, 0x24)
+DW_FORM (DW_FORM_strx1, 0x25)
+DW_FORM (DW_FORM_strx2, 0x26)
+DW_FORM (DW_FORM_strx3, 0x27)
+DW_FORM (DW_FORM_strx4, 0x28)
+DW_FORM (DW_FORM_addrx1, 0x29)
+DW_FORM (DW_FORM_addrx2, 0x2a)
+DW_FORM (DW_FORM_addrx3, 0x2b)
+DW_FORM (DW_FORM_addrx4, 0x2c)
 /* Extensions for Fission.  See http://gcc.gnu.org/wiki/DebugFission.  */
 DW_FORM (DW_FORM_GNU_addr_index, 0x1f01)
 DW_FORM (DW_FORM_GNU_str_index, 0x1f02)
@@ -306,6 +334,36 @@ DW_AT (DW_AT_data_bit_offset, 0x6b)
 DW_AT (DW_AT_const_expr, 0x6c)
 DW_AT (DW_AT_enum_class, 0x6d)
 DW_AT (DW_AT_linkage_name, 0x6e)
+/* DWARF 5.  */
+DW_AT (DW_AT_string_length_bit_size, 0x6f)
+DW_AT (DW_AT_string_length_byte_size, 0x70)
+DW_AT (DW_AT_rank, 0x71)
+DW_AT (DW_AT_str_offsets_base, 0x72)
+DW_AT (DW_AT_addr_base, 0x73)
+DW_AT (DW_AT_rnglists_base, 0x74)
+DW_AT (DW_AT_dwo_name, 0x76)
+DW_AT (DW_AT_reference, 0x77)
+DW_AT (DW_AT_rvalue_reference, 0x78)
+DW_AT (DW_AT_macros, 0x79)
+DW_AT (DW_AT_call_all_calls, 0x7a)
+DW_AT (DW_AT_call_all_source_calls, 0x7b)
+DW_AT (DW_AT_call_all_tail_calls, 0x7c)
+DW_AT (DW_AT_call_return_pc, 0x7d)
+DW_AT (DW_AT_call_value, 0x7e)
+DW_AT (DW_AT_call_origin, 0x7f)
+DW_AT (DW_AT_call_parameter, 0x80)
+DW_AT (DW_AT_call_pc, 0x81)
+DW_AT (DW_AT_call_tail_call, 0x82)
+DW_AT (DW_AT_call_target, 0x83)
+DW_AT (DW_AT_call_target_clobbered, 0x84)
+DW_AT (DW_AT_call_data_location, 0x85)
+DW_AT (DW_AT_call_data_value, 0x86)
+DW_AT (DW_AT_noreturn, 0x87)
+DW_AT (DW_AT_alignment, 0x88)
+DW_AT (DW_AT_export_symbols, 0x89)
+DW_AT (DW_AT_deleted, 0x8a)
+DW_AT (DW_AT_defaulted, 0x8b)
+DW_AT (DW_AT_loclists_base, 0x8c)
 
 DW_AT_DUP (DW_AT_lo_user, 0x2000) /* Implementation-defined range start.  */
 DW_AT_DUP (DW_AT_hi_user, 0x3fff) /* Implementation-defined range end.  */
@@ -381,6 +439,8 @@ DW_AT (DW_AT_GNU_all_call_sites, 0x2117)
 DW_AT (DW_AT_GNU_all_source_call_sites, 0x2118)
 /* Section offset into .debug_macro section.  */
 DW_AT (DW_AT_GNU_macros, 0x2119)
+/* Attribute for C++ deleted special member functions (= delete;).  */
+DW_AT (DW_AT_GNU_deleted, 0x211a)
 /* Extensions for Fission.  See http://gcc.gnu.org/wiki/DebugFission.  */
 DW_AT (DW_AT_GNU_dwo_name, 0x2130)
 DW_AT (DW_AT_GNU_dwo_id, 0x2131)
@@ -388,6 +448,11 @@ DW_AT (DW_AT_GNU_ranges_base, 0x2132)
 DW_AT (DW_AT_GNU_addr_base, 0x2133)
 DW_AT (DW_AT_GNU_pubnames, 0x2134)
 DW_AT (DW_AT_GNU_pubtypes, 0x2135)
+/* Attribute for discriminator.
+   See http://gcc.gnu.org/wiki/Discriminator  */
+DW_AT (DW_AT_GNU_discriminator, 0x2136)
+DW_AT (DW_AT_GNU_locviews, 0x2137)
+DW_AT (DW_AT_GNU_entry_view, 0x2138)
 /* VMS extensions.  */
 DW_AT (DW_AT_VMS_rtnbeg_pd_address, 0x2201)
 /* GNAT extensions.  */
@@ -395,12 +460,33 @@ DW_AT (DW_AT_VMS_rtnbeg_pd_address, 0x2201)
    See http://gcc.gnu.org/wiki/DW_AT_GNAT_descriptive_type .  */
 DW_AT (DW_AT_use_GNAT_descriptive_type, 0x2301)
 DW_AT (DW_AT_GNAT_descriptive_type, 0x2302)
+/* Rational constant extension.
+   See https://gcc.gnu.org/wiki/DW_AT_GNU_numerator_denominator .  */
+DW_TAG (DW_AT_GNU_numerator, 0x2303)
+DW_TAG (DW_AT_GNU_denominator, 0x2304)
+/* Biased integer extension.
+   See https://gcc.gnu.org/wiki/DW_AT_GNU_bias .  */
+DW_TAG (DW_AT_GNU_bias, 0x2305)
 /* UPC extension.  */
 DW_AT (DW_AT_upc_threads_scaled, 0x3210)
 /* PGI (STMicroelectronics) extensions.  */
 DW_AT (DW_AT_PGI_lbase, 0x3a00)
 DW_AT (DW_AT_PGI_soffset, 0x3a01)
 DW_AT (DW_AT_PGI_lstride, 0x3a02)
+/* Apple extensions.  */
+DW_AT (DW_AT_APPLE_optimized, 0x3fe1)
+DW_AT (DW_AT_APPLE_flags, 0x3fe2)
+DW_AT (DW_AT_APPLE_isa, 0x3fe3)
+DW_AT (DW_AT_APPLE_block, 0x3fe4)
+DW_AT (DW_AT_APPLE_major_runtime_vers, 0x3fe5)
+DW_AT (DW_AT_APPLE_runtime_class, 0x3fe6)
+DW_AT (DW_AT_APPLE_omit_frame_ptr, 0x3fe7)
+DW_AT (DW_AT_APPLE_property_name, 0x3fe8)
+DW_AT (DW_AT_APPLE_property_getter, 0x3fe9)
+DW_AT (DW_AT_APPLE_property_setter, 0x3fea)
+DW_AT (DW_AT_APPLE_property_attribute, 0x3feb)
+DW_AT (DW_AT_APPLE_objc_complete_type, 0x3fec)
+DW_AT (DW_AT_APPLE_property, 0x3fed)
 DW_END_AT
 
 DW_FIRST_OP (DW_OP_addr, 0x03)
@@ -561,6 +647,18 @@ DW_OP (DW_OP_bit_piece, 0x9d)
 DW_OP (DW_OP_implicit_value, 0x9e)
 DW_OP (DW_OP_stack_value, 0x9f)
 
+/* DWARF 5 extensions.  */
+DW_OP (DW_OP_implicit_pointer, 0xa0)
+DW_OP (DW_OP_addrx, 0xa1)
+DW_OP (DW_OP_constx, 0xa2)
+DW_OP (DW_OP_entry_value, 0xa3)
+DW_OP (DW_OP_const_type, 0xa4)
+DW_OP (DW_OP_regval_type, 0xa5)
+DW_OP (DW_OP_deref_type, 0xa6)
+DW_OP (DW_OP_xderef_type, 0xa7)
+DW_OP (DW_OP_convert, 0xa8)
+DW_OP (DW_OP_reinterpret, 0xa9)
+
 DW_OP_DUP (DW_OP_lo_user, 0xe0)	/* Implementation-defined range start.  */
 DW_OP_DUP (DW_OP_hi_user, 0xff)	/* Implementation-defined range end.  */
 
@@ -584,8 +682,9 @@ DW_OP (DW_OP_GNU_convert, 0xf7)
 DW_OP (DW_OP_GNU_reinterpret, 0xf9)
 /* The GNU parameter ref extension.  */
 DW_OP (DW_OP_GNU_parameter_ref, 0xfa)
-/* Extension for Fission.  See http://gcc.gnu.org/wiki/DebugFission.  */
+/* Extensions for Fission.  See http://gcc.gnu.org/wiki/DebugFission.  */
 DW_OP (DW_OP_GNU_addr_index, 0xfb)
+DW_OP (DW_OP_GNU_const_index, 0xfc)
 /* The GNU variable value extension.
    See http://dwarfstd.org/ShowIssue.php?issue=161109.2 . */
 DW_OP (DW_OP_GNU_variable_value, 0xfd)
@@ -599,6 +698,12 @@ DW_OP (DW_OP_HP_unmod_range, 0xe5)
 DW_OP (DW_OP_HP_tls, 0xe6)
 /* PGI (STMicroelectronics) extensions.  */
 DW_OP (DW_OP_PGI_omp_thread_num, 0xf8)
+/* AARCH64 extensions.
+   DW_OP_AARCH64_operation takes one mandatory unsigned LEB128 operand.
+   Bits[6:0] of this operand is the action code, all others bits are initialized
+   to 0 except explicitly documented for one action.  Please refer AArch64 DWARF
+   ABI documentation for details.  */
+DW_OP (DW_OP_AARCH64_operation, 0xea)
 DW_END_OP
 
 DW_FIRST_ATE (DW_ATE_void, 0x0)
@@ -620,6 +725,9 @@ DW_ATE (DW_ATE_unsigned_fixed, 0xe)
 DW_ATE (DW_ATE_decimal_float, 0xf)
 /* DWARF 4.  */
 DW_ATE (DW_ATE_UTF, 0x10)
+/* DWARF 5.  */
+DW_ATE (DW_ATE_UCS, 0x11)
+DW_ATE (DW_ATE_ASCII, 0x12)
 
 DW_ATE_DUP (DW_ATE_lo_user, 0x80)
 DW_ATE_DUP (DW_ATE_hi_user, 0xff)
@@ -677,9 +785,23 @@ DW_CFA (DW_CFA_hi_user, 0x3f)
 
 /* SGI/MIPS specific.  */
 DW_CFA (DW_CFA_MIPS_advance_loc8, 0x1d)
-/* GNU extensions.  */
+/* GNU extensions.
+   NOTE: DW_CFA_GNU_window_save is multiplexed on Sparc and AArch64.  */
 DW_CFA (DW_CFA_GNU_window_save, 0x2d)
+DW_CFA_DUP (DW_CFA_AARCH64_negate_ra_state, 0x2d)
 DW_CFA (DW_CFA_GNU_args_size, 0x2e)
 DW_CFA (DW_CFA_GNU_negative_offset_extended, 0x2f)
 
 DW_END_CFA
+
+/* Index attributes in the Abbreviations Table.  */
+DW_FIRST_IDX (DW_IDX_compile_unit, 1)
+DW_IDX (DW_IDX_type_unit, 2)
+DW_IDX (DW_IDX_die_offset, 3)
+DW_IDX (DW_IDX_parent, 4)
+DW_IDX (DW_IDX_type_hash, 5)
+DW_IDX_DUP (DW_IDX_lo_user, 0x2000)
+DW_IDX (DW_IDX_hi_user, 0x3fff)
+DW_IDX (DW_IDX_GNU_internal, 0x2000)
+DW_IDX (DW_IDX_GNU_external, 0x2001)
+DW_END_IDX
diff --git a/dwarf2.h b/dwarf2.h
index 2c1aeb6..e03349d 100644
--- a/dwarf2.h
+++ b/dwarf2.h
@@ -1,8 +1,6 @@
 /* Declarations and definitions of codes relating to the DWARF2 and
    DWARF3 symbolic debugging information formats.
-   Copyright (C) 1992, 1993, 1995, 1996, 1997, 1999, 2000, 2001, 2002,
-   2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
-   Free Software Foundation, Inc.
+   Copyright (C) 1992-2019 Free Software Foundation, Inc.
 
    Written by Gary Funck (gary@intrepid.com) The Ada Joint Program
    Office (AJPO), Florida State University and Silicon Graphics Inc.
@@ -54,6 +52,9 @@
 #define DW_ATE(name, value) , name = value
 #define DW_ATE_DUP(name, value) , name = value
 #define DW_CFA(name, value) , name = value
+#define DW_CFA_DUP(name, value) , name = value
+#define DW_IDX(name, value) , name = value
+#define DW_IDX_DUP(name, value) , name = value
 
 #define DW_FIRST_TAG(name, value) enum dwarf_tag { \
   name = value
@@ -73,6 +74,9 @@
 #define DW_FIRST_CFA(name, value) enum dwarf_call_frame_info { \
   name = value
 #define DW_END_CFA };
+#define DW_FIRST_IDX(name, value) enum dwarf_name_index_attribute { \
+  name = value
+#define DW_END_IDX };
 
 #include "dwarf2.def"
 
@@ -88,6 +92,8 @@
 #undef DW_END_ATE
 #undef DW_FIRST_CFA
 #undef DW_END_CFA
+#undef DW_FIRST_IDX
+#undef DW_END_IDX
 
 #undef DW_TAG
 #undef DW_TAG_DUP
@@ -99,6 +105,9 @@
 #undef DW_ATE
 #undef DW_ATE_DUP
 #undef DW_CFA
+#undef DW_CFA_DUP
+#undef DW_IDX
+#undef DW_IDX_DUP
 
 /* Flag that tells whether entry has a child or not.  */
 #define DW_children_no   0
@@ -177,6 +186,10 @@ enum dwarf_calling_convention
     DW_CC_program = 0x2,
     DW_CC_nocall = 0x3,
 
+    /* DWARF 5.  */
+    DW_CC_pass_by_reference = 0x4,
+    DW_CC_pass_by_value = 0x5,
+
     DW_CC_lo_user = 0x40,
     DW_CC_hi_user = 0xff,
 
@@ -259,6 +272,48 @@ enum dwarf_line_number_hp_sfc_ops
     DW_LNE_HP_SFC_associate = 3
   };
 
+/* Content type codes in line table directory_entry_format
+   and file_name_entry_format sequences.  */
+enum dwarf_line_number_content_type
+  {
+    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
+  };
+
+/* Type codes for location list entries.  */
+enum dwarf_location_list_entry_type
+  {
+    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,
+
+    /* <http://lists.dwarfstd.org/private.cgi/dwarf-discuss-dwarfstd.org/2017-April/004347.html>
+       has the proposal for now; only available to list members.
+
+       A (possibly updated) copy of the proposal is available at
+       <http://people.redhat.com/aoliva/papers/sfn/dwarf6-sfn-lvu.txt>.  */
+    DW_LLE_GNU_view_pair = 0x09,
+#define DW_LLE_view_pair DW_LLE_GNU_view_pair
+
+    /* Former extension for Fission.
+       See http://gcc.gnu.org/wiki/DebugFission.  */
+    DW_LLE_GNU_end_of_list_entry = 0x00,
+    DW_LLE_GNU_base_address_selection_entry = 0x01,
+    DW_LLE_GNU_start_end_entry = 0x02,
+    DW_LLE_GNU_start_length_entry = 0x03
+  };
+
 #define DW_CIE_ID	  0xffffffff
 #define DW64_CIE_ID	  0xffffffffffffffffULL
 #define DW_CIE_VERSION	  1
@@ -296,7 +351,22 @@ enum dwarf_source_language
     /* DWARF 4.  */
     DW_LANG_Python = 0x0014,
     /* DWARF 5.  */
+    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_lo_user = 0x8000,	/* Implementation-defined range start.  */
     DW_LANG_hi_user = 0xffff,	/* Implementation-defined range start.  */
@@ -310,7 +380,10 @@ enum dwarf_source_language
     DW_LANG_HP_Basic91   = 0x8004,
     DW_LANG_HP_Pascal91  = 0x8005,
     DW_LANG_HP_IMacro    = 0x8006,
-    DW_LANG_HP_Assembler = 0x8007
+    DW_LANG_HP_Assembler = 0x8007,
+
+    /* Rust extension, but replaced in DWARF 5.  */
+    DW_LANG_Rust_old = 0x9000
   };
 
 /* Names and codes for macro information.  */
@@ -323,24 +396,74 @@ enum dwarf_macinfo_record_type
     DW_MACINFO_vendor_ext = 255
   };
 
+/* DW_TAG_defaulted/DW_TAG_GNU_defaulted attributes.  */
+enum dwarf_defaulted_attribute
+  {
+    DW_DEFAULTED_no = 0x00,
+    DW_DEFAULTED_in_class = 0x01,
+    DW_DEFAULTED_out_of_class = 0x02
+  };
+
 /* Names and codes for new style macro information.  */
 enum dwarf_macro_record_type
   {
-    DW_MACRO_GNU_define = 1,
-    DW_MACRO_GNU_undef = 2,
-    DW_MACRO_GNU_start_file = 3,
-    DW_MACRO_GNU_end_file = 4,
-    DW_MACRO_GNU_define_indirect = 5,
-    DW_MACRO_GNU_undef_indirect = 6,
-    DW_MACRO_GNU_transparent_include = 7,
+    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,
+
+    /* Compatibility macros for the GNU .debug_macro extension.  */
+    DW_MACRO_GNU_define = 0x01,
+    DW_MACRO_GNU_undef = 0x02,
+    DW_MACRO_GNU_start_file = 0x03,
+    DW_MACRO_GNU_end_file = 0x04,
+    DW_MACRO_GNU_define_indirect = 0x05,
+    DW_MACRO_GNU_undef_indirect = 0x06,
+    DW_MACRO_GNU_transparent_include = 0x07,
     /* Extensions for DWZ multifile.
        See http://www.dwarfstd.org/ShowIssue.php?issue=120604.1&type=open .  */
-    DW_MACRO_GNU_define_indirect_alt = 8,
-    DW_MACRO_GNU_undef_indirect_alt = 9,
-    DW_MACRO_GNU_transparent_include_alt = 10,
+    DW_MACRO_GNU_define_indirect_alt = 0x08,
+    DW_MACRO_GNU_undef_indirect_alt = 0x09,
+    DW_MACRO_GNU_transparent_include_alt = 0x0a,
     DW_MACRO_GNU_lo_user = 0xe0,
     DW_MACRO_GNU_hi_user = 0xff
   };
+
+/* Range list entry kinds in .debug_rnglists* section.  */
+enum dwarf_range_list_entry
+  {
+    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
+  };
+
+/* Unit types in unit_type unit header field.  */
+enum dwarf_unit_type
+  {
+    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
+  };
 \f
 /* @@@ For use with GNU frame unwind information.  */
 
@@ -365,6 +488,20 @@ enum dwarf_macro_record_type
 
 #define DW_EH_PE_indirect	0x80
 
+/* Codes for the debug sections in a dwarf package (.dwp) file.
+   Extensions for Fission.  See http://gcc.gnu.org/wiki/DebugFissionDWP.  */
+enum dwarf_sect
+  {
+    DW_SECT_INFO = 1,
+    DW_SECT_TYPES = 2,
+    DW_SECT_ABBREV = 3,
+    DW_SECT_LINE = 4,
+    DW_SECT_LOC = 5,
+    DW_SECT_STR_OFFSETS = 6,
+    DW_SECT_MACINFO = 7,
+    DW_SECT_MACRO = 8,
+    DW_SECT_MAX = 8
+  };
 
 #ifdef __cplusplus
 extern "C" {
@@ -394,6 +531,10 @@ extern const char *get_DW_ATE_name (unsigned int enc);
    recognized.  */
 extern const char *get_DW_CFA_name (unsigned int opc);
 
+/* Return the name of a DW_IDX_ constant, or NULL if the value is not
+   recognized.  */
+extern const char *get_DW_IDX_name (unsigned int idx);
+
 #ifdef __cplusplus
 }
 #endif /* __cplusplus */
diff --git a/dwarfnames.c b/dwarfnames.c
index 7017308..c97741e 100644
--- a/dwarfnames.c
+++ b/dwarfnames.c
@@ -1,5 +1,5 @@
 /* Names of various DWARF tags.
-   Copyright (C) 2012 Free Software Foundation, Inc.
+   Copyright (C) 2012-2019 Free Software Foundation, Inc.
 
 This file is part of GNU CC.
    
@@ -59,6 +59,11 @@ Boston, MA 02110-1301, USA.  */
   switch (opc) {					\
   DW_CFA (name, value)
 #define DW_END_CFA } return 0; }
+#define DW_FIRST_IDX(name, value) \
+  const char *get_DW_IDX_name (unsigned int idx) {	\
+  switch (idx) {					\
+  DW_IDX (name, value)
+#define DW_END_IDX } return 0; }
 
 #define DW_TAG(name, value) case name: return # name ;
 #define DW_TAG_DUP(name, value)
@@ -70,6 +75,9 @@ Boston, MA 02110-1301, USA.  */
 #define DW_ATE(name, value) case name: return # name ;
 #define DW_ATE_DUP(name, value)
 #define DW_CFA(name, value) case name: return # name ;
+#define DW_CFA_DUP(name, value)
+#define DW_IDX(name, value) case name: return # name ;
+#define DW_IDX_DUP(name, value)
 
 #include "dwarf2.def"
 
@@ -85,6 +93,8 @@ Boston, MA 02110-1301, USA.  */
 #undef DW_END_ATE
 #undef DW_FIRST_CFA
 #undef DW_END_CFA
+#undef DW_FIRST_IDX
+#undef DW_END_IDX
 
 #undef DW_TAG
 #undef DW_TAG_DUP
@@ -96,3 +106,6 @@ Boston, MA 02110-1301, USA.  */
 #undef DW_ATE
 #undef DW_ATE_DUP
 #undef DW_CFA
+#undef DW_CFA_DUP
+#undef DW_IDX
+#undef DW_IDX_DUP