gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / bfd / elfxx-target.h

diff --git a/bfd/elfxx-target.h b/bfd/elfxx-target.h
index 072efaa93d7bf5735889657abe7c800ad5bac61f..b41fcde0cafbdce1be6216f332198f48cf133f31 100644 (file)
--- a/bfd/elfxx-target.h
+++ b/bfd/elfxx-target.h
@@ -1,5 +1,5 @@
 /* Target definitions for NN-bit ELF
-   Copyright (C) 1993-2017 Free Software Foundation, Inc.
+   Copyright (C) 1993-2020 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -132,6 +132,12 @@
 #ifndef elf_backend_always_renumber_dynsyms
 #define elf_backend_always_renumber_dynsyms FALSE
 #endif
+#ifndef elf_backend_linux_prpsinfo32_ugid16
+#define elf_backend_linux_prpsinfo32_ugid16 FALSE
+#endif
+#ifndef elf_backend_linux_prpsinfo64_ugid16
+#define elf_backend_linux_prpsinfo64_ugid16 FALSE
+#endif
 #ifndef elf_backend_stack_align
 #define elf_backend_stack_align 16
 #endif
@@ -139,10 +145,9 @@
 #define elf_backend_strtab_flags 0
 #endif
 
-#define bfd_elfNN_bfd_debug_info_start bfd_void
-#define bfd_elfNN_bfd_debug_info_end   bfd_void
-#define bfd_elfNN_bfd_debug_info_accumulate \
-  ((void (*) (bfd*, struct bfd_section *)) bfd_void)
+#define bfd_elfNN_bfd_debug_info_start         _bfd_void_bfd
+#define bfd_elfNN_bfd_debug_info_end           _bfd_void_bfd
+#define bfd_elfNN_bfd_debug_info_accumulate    _bfd_void_bfd_asection
 
 #ifndef bfd_elfNN_bfd_get_relocated_section_contents
 #define bfd_elfNN_bfd_get_relocated_section_contents \
@@ -174,9 +179,6 @@
 #ifndef elf_backend_gc_mark_extra_sections
 #define elf_backend_gc_mark_extra_sections _bfd_elf_gc_mark_extra_sections
 #endif
-#ifndef elf_backend_gc_sweep_hook
-#define elf_backend_gc_sweep_hook      NULL
-#endif
 #ifndef bfd_elfNN_bfd_gc_sections
 #define bfd_elfNN_bfd_gc_sections bfd_elf_gc_sections
 #endif
@@ -190,6 +192,10 @@
 #define bfd_elfNN_bfd_is_group_section bfd_elf_is_group_section
 #endif
 
+#ifndef bfd_elfNN_bfd_group_name
+#define bfd_elfNN_bfd_group_name bfd_elf_group_name
+#endif
+
 #ifndef bfd_elfNN_bfd_discard_group
 #define bfd_elfNN_bfd_discard_group bfd_generic_discard_group
 #endif
@@ -203,13 +209,16 @@
 #define bfd_elfNN_bfd_define_common_symbol bfd_generic_define_common_symbol
 #endif
 
+#ifndef bfd_elfNN_bfd_link_hide_symbol
+#define bfd_elfNN_bfd_link_hide_symbol _bfd_elf_link_hide_symbol
+#endif
+
 #ifndef bfd_elfNN_bfd_lookup_section_flags
 #define bfd_elfNN_bfd_lookup_section_flags bfd_elf_lookup_section_flags
 #endif
 
 #ifndef bfd_elfNN_bfd_make_debug_symbol
-#define bfd_elfNN_bfd_make_debug_symbol \
-  ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)
+#define bfd_elfNN_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
 #endif
 
 #ifndef bfd_elfNN_bfd_copy_private_symbol_data
@@ -234,19 +243,16 @@
   _bfd_elf_print_private_bfd_data
 #endif
 #ifndef bfd_elfNN_bfd_merge_private_bfd_data
-#define bfd_elfNN_bfd_merge_private_bfd_data \
-  ((bfd_boolean (*) (bfd *, struct bfd_link_info *)) bfd_true)
+#define bfd_elfNN_bfd_merge_private_bfd_data _bfd_bool_bfd_link_true
 #endif
 #ifndef bfd_elfNN_bfd_set_private_flags
-#define bfd_elfNN_bfd_set_private_flags \
-  ((bfd_boolean (*) (bfd *, flagword)) bfd_true)
+#define bfd_elfNN_bfd_set_private_flags _bfd_bool_bfd_uint_true
 #endif
 #ifndef bfd_elfNN_bfd_is_local_label_name
 #define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name
 #endif
 #ifndef bfd_elfNN_bfd_is_target_special_symbol
-#define bfd_elfNN_bfd_is_target_special_symbol \
-  ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
+#define bfd_elfNN_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false
 #endif
 
 #ifndef bfd_elfNN_get_dynamic_reloc_upper_bound
@@ -269,6 +275,9 @@
 #ifndef bfd_elfNN_bfd_link_add_symbols
 #define bfd_elfNN_bfd_link_add_symbols bfd_elf_link_add_symbols
 #endif
+#ifndef bfd_elfNN_bfd_define_start_stop
+#define bfd_elfNN_bfd_define_start_stop bfd_elf_define_start_stop
+#endif
 #ifndef bfd_elfNN_bfd_final_link
 #define bfd_elfNN_bfd_final_link       bfd_elf_final_link
 #endif
@@ -289,6 +298,9 @@
 #ifndef bfd_elfNN_bfd_link_add_symbols
 #define bfd_elfNN_bfd_link_add_symbols _bfd_generic_link_add_symbols
 #endif
+#ifndef bfd_elfNN_bfd_define_start_stop
+#define bfd_elfNN_bfd_define_start_stop bfd_generic_define_start_stop
+#endif
 #ifndef bfd_elfNN_bfd_final_link
 #define bfd_elfNN_bfd_final_link       _bfd_generic_final_link
 #endif
@@ -335,11 +347,11 @@
 #endif
 
 #ifndef elf_info_to_howto
-#define elf_info_to_howto 0
+#define elf_info_to_howto NULL
 #endif
 
 #ifndef elf_info_to_howto_rel
-#define elf_info_to_howto_rel 0
+#define elf_info_to_howto_rel NULL
 #endif
 
 #ifndef elf_backend_arch_data
@@ -363,6 +375,10 @@
 #define ELF_COMMONPAGESIZE ELF_MAXPAGESIZE
 #endif
 
+#ifndef ELF_RELROPAGESIZE
+#define ELF_RELROPAGESIZE ELF_COMMONPAGESIZE
+#endif
+
 #ifndef ELF_MINPAGESIZE
 #define ELF_MINPAGESIZE ELF_COMMONPAGESIZE
 #endif
@@ -370,9 +386,15 @@
 #if ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
 # error ELF_COMMONPAGESIZE > ELF_MAXPAGESIZE
 #endif
+#if ELF_RELROPAGESIZE > ELF_MAXPAGESIZE
+# error ELF_RELROPAGESIZE > ELF_MAXPAGESIZE
+#endif
 #if ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
 # error ELF_MINPAGESIZE > ELF_COMMONPAGESIZE
 #endif
+#if ELF_MINPAGESIZE > ELF_RELROPAGESIZE
+# error ELF_MINPAGESIZE > ELF_RELROPAGESIZE
+#endif
 
 #ifndef ELF_DYNAMIC_SEC_FLAGS
 /* Note that we set the SEC_IN_MEMORY flag for these sections.  */
@@ -440,7 +462,7 @@
 #define elf_backend_create_dynamic_sections 0
 #endif
 #ifndef elf_backend_omit_section_dynsym
-#define elf_backend_omit_section_dynsym _bfd_elf_link_omit_section_dynsym
+#define elf_backend_omit_section_dynsym _bfd_elf_omit_section_dynsym_default
 #endif
 #ifndef elf_backend_relocs_compatible
 #define elf_backend_relocs_compatible _bfd_elf_default_relocs_compatible
@@ -463,9 +485,11 @@
 #ifndef elf_backend_size_dynamic_sections
 #define elf_backend_size_dynamic_sections 0
 #endif
+#ifndef elf_backend_strip_zero_sized_dynamic_sections
+#define elf_backend_strip_zero_sized_dynamic_sections 0
+#endif
 #ifndef elf_backend_init_index_section
-#define elf_backend_init_index_section \
- ((void (*) (bfd *, struct bfd_link_info *)) bfd_void)
+#define elf_backend_init_index_section _bfd_void_bfd_link
 #endif
 #ifndef elf_backend_relocate_section
 #define elf_backend_relocate_section   0
@@ -480,7 +504,7 @@
 #define elf_backend_begin_write_processing     0
 #endif
 #ifndef elf_backend_final_write_processing
-#define elf_backend_final_write_processing     0
+#define elf_backend_final_write_processing     _bfd_elf_final_write_processing
 #endif
 #ifndef elf_backend_additional_program_headers
 #define elf_backend_additional_program_headers 0
@@ -488,12 +512,11 @@
 #ifndef elf_backend_modify_segment_map
 #define elf_backend_modify_segment_map 0
 #endif
-#ifndef elf_backend_modify_program_headers
-#define elf_backend_modify_program_headers     0
+#ifndef elf_backend_modify_headers
+#define elf_backend_modify_headers             _bfd_elf_modify_headers
 #endif
 #ifndef elf_backend_allow_non_load_phdr
-#define elf_backend_allow_non_load_phdr        \
-  ((bfd_boolean (*) (bfd *, const Elf_Internal_Phdr *, unsigned)) bfd_false)
+#define elf_backend_allow_non_load_phdr        0
 #endif
 #ifndef elf_backend_ecoff_debug_swap
 #define elf_backend_ecoff_debug_swap   0
@@ -501,6 +524,9 @@
 #ifndef elf_backend_bfd_from_remote_memory
 #define elf_backend_bfd_from_remote_memory _bfd_elfNN_bfd_from_remote_memory
 #endif
+#ifndef elf_backend_core_find_build_id
+#define elf_backend_core_find_build_id _bfd_elfNN_core_find_build_id
+#endif
 #ifndef elf_backend_got_header_size
 #define elf_backend_got_header_size    0
 #endif
@@ -534,11 +560,14 @@
 #ifndef elf_backend_setup_gnu_properties
 #define elf_backend_setup_gnu_properties       _bfd_elf_link_setup_gnu_properties
 #endif
+#ifndef elf_backend_fixup_gnu_properties
+#define elf_backend_fixup_gnu_properties       NULL
+#endif
 #ifndef elf_backend_static_tls_alignment
 #define elf_backend_static_tls_alignment       1
 #endif
-#ifndef elf_backend_post_process_headers
-#define elf_backend_post_process_headers       _bfd_elf_post_process_headers
+#ifndef elf_backend_init_file_header
+#define elf_backend_init_file_header           _bfd_elf_init_file_header
 #endif
 #ifndef elf_backend_print_symbol_all
 #define elf_backend_print_symbol_all           NULL
@@ -591,6 +620,9 @@
 #ifndef elf_backend_grok_psinfo
 #define elf_backend_grok_psinfo                        NULL
 #endif
+#ifndef elf_backend_grok_freebsd_prstatus
+#define elf_backend_grok_freebsd_prstatus      NULL
+#endif
 #ifndef elf_backend_write_core_note
 #define elf_backend_write_core_note            NULL
 #endif
@@ -712,6 +744,10 @@
 #define elf_backend_hash_symbol _bfd_elf_hash_symbol
 #endif
 
+#ifndef elf_backend_record_xhash_symbol
+#define elf_backend_record_xhash_symbol NULL
+#endif
+
 #ifndef elf_backend_is_function_type
 #define elf_backend_is_function_type _bfd_elf_is_function_type
 #endif
@@ -725,7 +761,7 @@
 #endif
 
 #ifndef elf_backend_copy_special_section_fields
-#define elf_backend_copy_special_section_fields NULL
+#define elf_backend_copy_special_section_fields _bfd_elf_copy_special_section_fields
 #endif
 
 #ifndef elf_backend_compact_eh_encoding
@@ -733,9 +769,25 @@
 #endif
 
 #ifndef elf_backend_cant_unwind_opcode
-#define elf_backend_cant_unwind_opcode 0
+#define elf_backend_cant_unwind_opcode NULL
 #endif
 
+#ifndef elf_backend_init_secondary_reloc_section
+#define elf_backend_init_secondary_reloc_section _bfd_elf_init_secondary_reloc_section
+#endif
+
+#ifndef elf_backend_slurp_secondary_reloc_section
+#define elf_backend_slurp_secondary_reloc_section _bfd_elf_slurp_secondary_reloc_section
+#endif
+
+#ifndef elf_backend_write_secondary_reloc_section
+#define elf_backend_write_secondary_reloc_section _bfd_elf_write_secondary_reloc_section
+#endif
+
+#ifndef elf_backend_symbol_section_index
+#define elf_backend_symbol_section_index NULL
+#endif
+ 
 #ifndef elf_match_priority
 #define elf_match_priority \
   (ELF_ARCH == bfd_arch_unknown ? 2 : ELF_OSABI == ELFOSABI_NONE ? 1 : 0)
@@ -752,6 +804,7 @@ static struct elf_backend_data elfNN_bed =
   ELF_MAXPAGESIZE,             /* maxpagesize */
   ELF_MINPAGESIZE,             /* minpagesize */
   ELF_COMMONPAGESIZE,          /* commonpagesize */
+  ELF_RELROPAGESIZE,           /* commonpagesize to use with -z relro */
   ELF_DYNAMIC_SEC_FLAGS,       /* dynamic_sec_flags */
   elf_backend_arch_data,
   elf_info_to_howto,
@@ -781,6 +834,7 @@ static struct elf_backend_data elfNN_bed =
   elf_backend_adjust_dynamic_symbol,
   elf_backend_always_size_sections,
   elf_backend_size_dynamic_sections,
+  elf_backend_strip_zero_sized_dynamic_sections,
   elf_backend_init_index_section,
   elf_backend_relocate_section,
   elf_backend_finish_dynamic_symbol,
@@ -789,14 +843,13 @@ static struct elf_backend_data elfNN_bed =
   elf_backend_final_write_processing,
   elf_backend_additional_program_headers,
   elf_backend_modify_segment_map,
-  elf_backend_modify_program_headers,
+  elf_backend_modify_headers,
   elf_backend_allow_non_load_phdr,
   elf_backend_gc_keep,
   elf_backend_gc_mark_dynamic_ref,
   elf_backend_gc_mark_hook,
   elf_backend_gc_mark_extra_sections,
-  elf_backend_gc_sweep_hook,
-  elf_backend_post_process_headers,
+  elf_backend_init_file_header,
   elf_backend_print_symbol_all,
   elf_backend_output_arch_local_syms,
   elf_backend_output_arch_syms,
@@ -814,6 +867,7 @@ static struct elf_backend_data elfNN_bed =
   elf_backend_sort_relocs_p,
   elf_backend_grok_prstatus,
   elf_backend_grok_psinfo,
+  elf_backend_grok_freebsd_prstatus,
   elf_backend_write_core_note,
   elf_backend_lookup_section_flags_hook,
   elf_backend_reloc_type_class,
@@ -829,12 +883,14 @@ static struct elf_backend_data elfNN_bed =
   elf_backend_mips_rtype_to_howto,
   elf_backend_ecoff_debug_swap,
   elf_backend_bfd_from_remote_memory,
+  elf_backend_core_find_build_id,
   elf_backend_plt_sym_val,
   elf_backend_common_definition,
   elf_backend_common_section_index,
   elf_backend_common_section,
   elf_backend_merge_symbol,
   elf_backend_hash_symbol,
+  elf_backend_record_xhash_symbol,
   elf_backend_is_function_type,
   elf_backend_maybe_function_sym,
   elf_backend_get_reloc_section,
@@ -856,8 +912,13 @@ static struct elf_backend_data elfNN_bed =
   elf_backend_parse_gnu_properties,
   elf_backend_merge_gnu_properties,
   elf_backend_setup_gnu_properties,
+  elf_backend_fixup_gnu_properties,
   elf_backend_compact_eh_encoding,
   elf_backend_cant_unwind_opcode,
+  elf_backend_symbol_section_index,
+  elf_backend_init_secondary_reloc_section,
+  elf_backend_slurp_secondary_reloc_section,
+  elf_backend_write_secondary_reloc_section,
   elf_backend_static_tls_alignment,
   elf_backend_stack_align,
   elf_backend_strtab_flags,
@@ -885,7 +946,9 @@ static struct elf_backend_data elfNN_bed =
   elf_backend_default_execstack,
   elf_backend_caches_rawsize,
   elf_backend_extern_protected_data,
-  elf_backend_always_renumber_dynsyms
+  elf_backend_always_renumber_dynsyms,
+  elf_backend_linux_prpsinfo32_ugid16,
+  elf_backend_linux_prpsinfo64_ugid16
 };
 
 /* Forward declaration for use when initialising alternative_target field.  */
@@ -953,14 +1016,14 @@ const bfd_target TARGET_BIG_SYM =
   },
 
   /* bfd_set_format: set the format of a file being written */
-  { bfd_false,
+  { _bfd_bool_bfd_false_error,
     bfd_elfNN_mkobject,
     bfd_elfNN_mkarchive,
     bfd_elfNN_mkcorefile
   },
 
   /* bfd_write_contents: write cached information into a file being written */
-  { bfd_false,
+  { _bfd_bool_bfd_false_error,
     bfd_elfNN_write_object_contents,
     bfd_elfNN_write_archive_contents,
     bfd_elfNN_write_corefile_contents,
@@ -1054,14 +1117,14 @@ const bfd_target TARGET_LITTLE_SYM =
   },
 
   /* bfd_set_format: set the format of a file being written */
-  { bfd_false,
+  { _bfd_bool_bfd_false_error,
     bfd_elfNN_mkobject,
     bfd_elfNN_mkarchive,
     bfd_elfNN_mkcorefile
   },
 
   /* bfd_write_contents: write cached information into a file being written */
-  { bfd_false,
+  { _bfd_bool_bfd_false_error,
     bfd_elfNN_write_object_contents,
     bfd_elfNN_write_archive_contents,
     bfd_elfNN_write_corefile_contents,