asan: score: global-buffer-overflow

[deliverable/binutils-gdb.git] / gdb / gdbarch.c

diff --git a/gdb/gdbarch.c b/gdb/gdbarch.c
index ef67680f816b27f69155ca4f967f823d76d69612..59c97da9853e4ac3eb7b5d98e6341a90863c50ad 100644 (file)
--- a/gdb/gdbarch.c
+++ b/gdb/gdbarch.c
@@ -3,7 +3,7 @@
 
 /* Dynamic architecture support for GDB, the GNU debugger.
 
 
 /* Dynamic architecture support for GDB, the GNU debugger.
 

-   Copyright (C) 1998-2014 Free Software Foundation, Inc.
+   Copyright (C) 1998-2019 Free Software Foundation, Inc.

 
    This file is part of GDB.
 
 
    This file is part of GDB.
 


@@ -11,12 +11,12 @@
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.

-  
+

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

-  
+

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 


@@ -41,15 +41,15 @@
 #include "symcat.h"
 
 #include "floatformat.h"
 #include "symcat.h"
 
 #include "floatformat.h"

-
-#include "gdb_assert.h"
-#include <string.h>

 #include "reggroups.h"
 #include "osabi.h"
 #include "gdb_obstack.h"
 #include "reggroups.h"
 #include "osabi.h"
 #include "gdb_obstack.h"

-#include "observer.h"
+#include "observable.h"

 #include "regcache.h"
 #include "objfiles.h"
 #include "regcache.h"
 #include "objfiles.h"

+#include "auxv.h"
+#include "frame-unwind.h"
+#include "dummy-frame.h"

 
 /* Static function declarations */
 
 
 /* Static function declarations */
 


@@ -86,10 +86,18 @@ pstring (const char *string)
   return string;
 }
 
   return string;
 }
 

+static const char *
+pstring_ptr (char **string)
+{
+  if (string == NULL || *string == NULL)
+    return "(null)";
+  return *string;
+}
+

 /* Helper function to print a list of strings, represented as "const
    char *const *".  The list is printed comma-separated.  */
 
 /* Helper function to print a list of strings, represented as "const
    char *const *".  The list is printed comma-separated.  */
 

-static char *
+static const char *

 pstring_list (const char *const *list)
 {
   static char ret[100];
 pstring_list (const char *const *list)
 {
   static char ret[100];


@@ -164,12 +172,10 @@ struct gdbarch
 
      */
 
 
      */
 

-  int bits_big_endian;

   int short_bit;
   int int_bit;
   int long_bit;
   int long_long_bit;
   int short_bit;
   int int_bit;
   int long_bit;
   int long_long_bit;

-  int long_long_align_bit;

   int half_bit;
   const struct floatformat ** half_format;
   int float_bit;
   int half_bit;
   const struct floatformat ** half_format;
   int float_bit;


@@ -178,6 +184,9 @@ struct gdbarch
   const struct floatformat ** double_format;
   int long_double_bit;
   const struct floatformat ** long_double_format;
   const struct floatformat ** double_format;
   int long_double_bit;
   const struct floatformat ** long_double_format;

+  int wchar_bit;
+  int wchar_signed;
+  gdbarch_floatformat_for_type_ftype *floatformat_for_type;

   int ptr_bit;
   int addr_bit;
   int dwarf2_addr_size;
   int ptr_bit;
   int addr_bit;
   int dwarf2_addr_size;


@@ -192,6 +201,7 @@ struct gdbarch
   int num_pseudo_regs;
   gdbarch_ax_pseudo_register_collect_ftype *ax_pseudo_register_collect;
   gdbarch_ax_pseudo_register_push_stack_ftype *ax_pseudo_register_push_stack;
   int num_pseudo_regs;
   gdbarch_ax_pseudo_register_collect_ftype *ax_pseudo_register_collect;
   gdbarch_ax_pseudo_register_push_stack_ftype *ax_pseudo_register_push_stack;

+  gdbarch_handle_segmentation_fault_ftype *handle_segmentation_fault;

   int sp_regnum;
   int pc_regnum;
   int ps_regnum;
   int sp_regnum;
   int pc_regnum;
   int ps_regnum;


@@ -207,6 +217,7 @@ struct gdbarch
   gdbarch_push_dummy_call_ftype *push_dummy_call;
   int call_dummy_location;
   gdbarch_push_dummy_code_ftype *push_dummy_code;
   gdbarch_push_dummy_call_ftype *push_dummy_call;
   int call_dummy_location;
   gdbarch_push_dummy_code_ftype *push_dummy_code;

+  gdbarch_code_of_frame_writable_ftype *code_of_frame_writable;

   gdbarch_print_registers_info_ftype *print_registers_info;
   gdbarch_print_float_info_ftype *print_float_info;
   gdbarch_print_vector_info_ftype *print_vector_info;
   gdbarch_print_registers_info_ftype *print_registers_info;
   gdbarch_print_float_info_ftype *print_float_info;
   gdbarch_print_vector_info_ftype *print_vector_info;


@@ -229,7 +240,9 @@ struct gdbarch
   gdbarch_skip_entrypoint_ftype *skip_entrypoint;
   gdbarch_inner_than_ftype *inner_than;
   gdbarch_breakpoint_from_pc_ftype *breakpoint_from_pc;
   gdbarch_skip_entrypoint_ftype *skip_entrypoint;
   gdbarch_inner_than_ftype *inner_than;
   gdbarch_breakpoint_from_pc_ftype *breakpoint_from_pc;

-  gdbarch_remote_breakpoint_from_pc_ftype *remote_breakpoint_from_pc;
+  gdbarch_breakpoint_kind_from_pc_ftype *breakpoint_kind_from_pc;
+  gdbarch_sw_breakpoint_from_kind_ftype *sw_breakpoint_from_kind;
+  gdbarch_breakpoint_kind_from_current_state_ftype *breakpoint_kind_from_current_state;

   gdbarch_adjust_breakpoint_address_ftype *adjust_breakpoint_address;
   gdbarch_memory_insert_breakpoint_ftype *memory_insert_breakpoint;
   gdbarch_memory_remove_breakpoint_ftype *memory_remove_breakpoint;
   gdbarch_adjust_breakpoint_address_ftype *adjust_breakpoint_address;
   gdbarch_memory_insert_breakpoint_ftype *memory_insert_breakpoint;
   gdbarch_memory_remove_breakpoint_ftype *memory_remove_breakpoint;


@@ -237,6 +250,7 @@ struct gdbarch
   CORE_ADDR deprecated_function_start_offset;
   gdbarch_remote_register_number_ftype *remote_register_number;
   gdbarch_fetch_tls_load_module_address_ftype *fetch_tls_load_module_address;
   CORE_ADDR deprecated_function_start_offset;
   gdbarch_remote_register_number_ftype *remote_register_number;
   gdbarch_fetch_tls_load_module_address_ftype *fetch_tls_load_module_address;

+  gdbarch_get_thread_local_address_ftype *get_thread_local_address;

   CORE_ADDR frame_args_skip;
   gdbarch_unwind_pc_ftype *unwind_pc;
   gdbarch_unwind_sp_ftype *unwind_sp;
   CORE_ADDR frame_args_skip;
   gdbarch_unwind_pc_ftype *unwind_pc;
   gdbarch_unwind_sp_ftype *unwind_sp;


@@ -246,30 +260,36 @@ struct gdbarch
   int frame_red_zone_size;
   gdbarch_convert_from_func_ptr_addr_ftype *convert_from_func_ptr_addr;
   gdbarch_addr_bits_remove_ftype *addr_bits_remove;
   int frame_red_zone_size;
   gdbarch_convert_from_func_ptr_addr_ftype *convert_from_func_ptr_addr;
   gdbarch_addr_bits_remove_ftype *addr_bits_remove;

+  int significant_addr_bit;

   gdbarch_software_single_step_ftype *software_single_step;
   gdbarch_single_step_through_delay_ftype *single_step_through_delay;
   gdbarch_print_insn_ftype *print_insn;
   gdbarch_skip_trampoline_code_ftype *skip_trampoline_code;
   gdbarch_skip_solib_resolver_ftype *skip_solib_resolver;
   gdbarch_in_solib_return_trampoline_ftype *in_solib_return_trampoline;
   gdbarch_software_single_step_ftype *software_single_step;
   gdbarch_single_step_through_delay_ftype *single_step_through_delay;
   gdbarch_print_insn_ftype *print_insn;
   gdbarch_skip_trampoline_code_ftype *skip_trampoline_code;
   gdbarch_skip_solib_resolver_ftype *skip_solib_resolver;
   gdbarch_in_solib_return_trampoline_ftype *in_solib_return_trampoline;

-  gdbarch_in_function_epilogue_p_ftype *in_function_epilogue_p;
+  gdbarch_in_indirect_branch_thunk_ftype *in_indirect_branch_thunk;
+  gdbarch_stack_frame_destroyed_p_ftype *stack_frame_destroyed_p;

   gdbarch_elf_make_msymbol_special_ftype *elf_make_msymbol_special;
   gdbarch_coff_make_msymbol_special_ftype *coff_make_msymbol_special;
   gdbarch_elf_make_msymbol_special_ftype *elf_make_msymbol_special;
   gdbarch_coff_make_msymbol_special_ftype *coff_make_msymbol_special;

+  gdbarch_make_symbol_special_ftype *make_symbol_special;
+  gdbarch_adjust_dwarf2_addr_ftype *adjust_dwarf2_addr;
+  gdbarch_adjust_dwarf2_line_ftype *adjust_dwarf2_line;

   int cannot_step_breakpoint;
   int have_nonsteppable_watchpoint;
   gdbarch_address_class_type_flags_ftype *address_class_type_flags;
   gdbarch_address_class_type_flags_to_name_ftype *address_class_type_flags_to_name;
   int cannot_step_breakpoint;
   int have_nonsteppable_watchpoint;
   gdbarch_address_class_type_flags_ftype *address_class_type_flags;
   gdbarch_address_class_type_flags_to_name_ftype *address_class_type_flags_to_name;

+  gdbarch_execute_dwarf_cfa_vendor_op_ftype *execute_dwarf_cfa_vendor_op;

   gdbarch_address_class_name_to_type_flags_ftype *address_class_name_to_type_flags;
   gdbarch_register_reggroup_p_ftype *register_reggroup_p;
   gdbarch_fetch_pointer_argument_ftype *fetch_pointer_argument;
   gdbarch_address_class_name_to_type_flags_ftype *address_class_name_to_type_flags;
   gdbarch_register_reggroup_p_ftype *register_reggroup_p;
   gdbarch_fetch_pointer_argument_ftype *fetch_pointer_argument;

-  gdbarch_regset_from_core_section_ftype *regset_from_core_section;
-  struct core_regset_section * core_regset_sections;
+  gdbarch_iterate_over_regset_sections_ftype *iterate_over_regset_sections;

   gdbarch_make_corefile_notes_ftype *make_corefile_notes;
   gdbarch_make_corefile_notes_ftype *make_corefile_notes;

-  gdbarch_elfcore_write_linux_prpsinfo_ftype *elfcore_write_linux_prpsinfo;

   gdbarch_find_memory_regions_ftype *find_memory_regions;
   gdbarch_core_xfer_shared_libraries_ftype *core_xfer_shared_libraries;
   gdbarch_core_xfer_shared_libraries_aix_ftype *core_xfer_shared_libraries_aix;
   gdbarch_core_pid_to_str_ftype *core_pid_to_str;
   gdbarch_find_memory_regions_ftype *find_memory_regions;
   gdbarch_core_xfer_shared_libraries_ftype *core_xfer_shared_libraries;
   gdbarch_core_xfer_shared_libraries_aix_ftype *core_xfer_shared_libraries_aix;
   gdbarch_core_pid_to_str_ftype *core_pid_to_str;

+  gdbarch_core_thread_name_ftype *core_thread_name;
+  gdbarch_core_xfer_siginfo_ftype *core_xfer_siginfo;

   const char * gcore_bfd_target;
   int vtable_function_descriptors;
   int vbit_in_delta;
   const char * gcore_bfd_target;
   int vtable_function_descriptors;
   int vbit_in_delta;


@@ -278,7 +298,6 @@ struct gdbarch
   gdbarch_displaced_step_copy_insn_ftype *displaced_step_copy_insn;
   gdbarch_displaced_step_hw_singlestep_ftype *displaced_step_hw_singlestep;
   gdbarch_displaced_step_fixup_ftype *displaced_step_fixup;
   gdbarch_displaced_step_copy_insn_ftype *displaced_step_copy_insn;
   gdbarch_displaced_step_hw_singlestep_ftype *displaced_step_hw_singlestep;
   gdbarch_displaced_step_fixup_ftype *displaced_step_fixup;

-  gdbarch_displaced_step_free_closure_ftype *displaced_step_free_closure;

   gdbarch_displaced_step_location_ftype *displaced_step_location;
   gdbarch_relocate_instruction_ftype *relocate_instruction;
   gdbarch_overlay_update_ftype *overlay_update;
   gdbarch_displaced_step_location_ftype *displaced_step_location;
   gdbarch_relocate_instruction_ftype *relocate_instruction;
   gdbarch_overlay_update_ftype *overlay_update;


@@ -292,6 +311,8 @@ struct gdbarch
   gdbarch_get_siginfo_type_ftype *get_siginfo_type;
   gdbarch_record_special_symbol_ftype *record_special_symbol;
   gdbarch_get_syscall_number_ftype *get_syscall_number;
   gdbarch_get_siginfo_type_ftype *get_siginfo_type;
   gdbarch_record_special_symbol_ftype *record_special_symbol;
   gdbarch_get_syscall_number_ftype *get_syscall_number;

+  const char * xml_syscall_file;
+  struct syscalls_info * syscalls_info;

   const char *const * stap_integer_prefixes;
   const char *const * stap_integer_suffixes;
   const char *const * stap_register_prefixes;
   const char *const * stap_integer_prefixes;
   const char *const * stap_integer_suffixes;
   const char *const * stap_register_prefixes;


@@ -302,10 +323,16 @@ struct gdbarch
   const char * stap_gdb_register_suffix;
   gdbarch_stap_is_single_operand_ftype *stap_is_single_operand;
   gdbarch_stap_parse_special_token_ftype *stap_parse_special_token;
   const char * stap_gdb_register_suffix;
   gdbarch_stap_is_single_operand_ftype *stap_is_single_operand;
   gdbarch_stap_parse_special_token_ftype *stap_parse_special_token;

+  gdbarch_stap_adjust_register_ftype *stap_adjust_register;
+  gdbarch_dtrace_parse_probe_argument_ftype *dtrace_parse_probe_argument;
+  gdbarch_dtrace_probe_is_enabled_ftype *dtrace_probe_is_enabled;
+  gdbarch_dtrace_enable_probe_ftype *dtrace_enable_probe;
+  gdbarch_dtrace_disable_probe_ftype *dtrace_disable_probe;

   int has_global_solist;
   int has_global_breakpoints;
   gdbarch_has_shared_address_space_ftype *has_shared_address_space;
   gdbarch_fast_tracepoint_valid_at_ftype *fast_tracepoint_valid_at;
   int has_global_solist;
   int has_global_breakpoints;
   gdbarch_has_shared_address_space_ftype *has_shared_address_space;
   gdbarch_fast_tracepoint_valid_at_ftype *fast_tracepoint_valid_at;

+  gdbarch_guess_tracepoint_registers_ftype *guess_tracepoint_registers;

   gdbarch_auto_charset_ftype *auto_charset;
   gdbarch_auto_wide_charset_ftype *auto_wide_charset;
   const char * solib_symbols_extension;
   gdbarch_auto_charset_ftype *auto_charset;
   gdbarch_auto_wide_charset_ftype *auto_wide_charset;
   const char * solib_symbols_extension;


@@ -318,6 +345,19 @@ struct gdbarch
   gdbarch_insn_is_call_ftype *insn_is_call;
   gdbarch_insn_is_ret_ftype *insn_is_ret;
   gdbarch_insn_is_jump_ftype *insn_is_jump;
   gdbarch_insn_is_call_ftype *insn_is_call;
   gdbarch_insn_is_ret_ftype *insn_is_ret;
   gdbarch_insn_is_jump_ftype *insn_is_jump;

+  gdbarch_auxv_parse_ftype *auxv_parse;
+  gdbarch_print_auxv_entry_ftype *print_auxv_entry;
+  gdbarch_vsyscall_range_ftype *vsyscall_range;
+  gdbarch_infcall_mmap_ftype *infcall_mmap;
+  gdbarch_infcall_munmap_ftype *infcall_munmap;
+  gdbarch_gcc_target_options_ftype *gcc_target_options;
+  gdbarch_gnu_triplet_regexp_ftype *gnu_triplet_regexp;
+  gdbarch_addressable_memory_unit_size_ftype *addressable_memory_unit_size;
+  const char * disassembler_options_implicit;
+  char ** disassembler_options;
+  const disasm_options_and_args_t * valid_disassembler_options;
+  gdbarch_type_align_ftype *type_align;
+  gdbarch_get_pc_address_flags_ftype *get_pc_address_flags;

 };
 
 /* Create a new ``struct gdbarch'' based on information provided by
 };
 
 /* Create a new ``struct gdbarch'' based on information provided by


@@ -333,7 +373,7 @@ gdbarch_alloc (const struct gdbarch_info *info,
      then use that to allocate the architecture vector.  */
   struct obstack *obstack = XNEW (struct obstack);
   obstack_init (obstack);
      then use that to allocate the architecture vector.  */
   struct obstack *obstack = XNEW (struct obstack);
   obstack_init (obstack);

-  gdbarch = obstack_alloc (obstack, sizeof (*gdbarch));
+  gdbarch = XOBNEW (obstack, struct gdbarch);

   memset (gdbarch, 0, sizeof (*gdbarch));
   gdbarch->obstack = obstack;
 
   memset (gdbarch, 0, sizeof (*gdbarch));
   gdbarch->obstack = obstack;
 


@@ -348,16 +388,17 @@ gdbarch_alloc (const struct gdbarch_info *info,
   gdbarch->target_desc = info->target_desc;
 
   /* Force the explicit initialization of these.  */
   gdbarch->target_desc = info->target_desc;
 
   /* Force the explicit initialization of these.  */

-  gdbarch->bits_big_endian = (gdbarch->byte_order == BFD_ENDIAN_BIG);

   gdbarch->short_bit = 2*TARGET_CHAR_BIT;
   gdbarch->int_bit = 4*TARGET_CHAR_BIT;
   gdbarch->long_bit = 4*TARGET_CHAR_BIT;
   gdbarch->long_long_bit = 2*gdbarch->long_bit;
   gdbarch->short_bit = 2*TARGET_CHAR_BIT;
   gdbarch->int_bit = 4*TARGET_CHAR_BIT;
   gdbarch->long_bit = 4*TARGET_CHAR_BIT;
   gdbarch->long_long_bit = 2*gdbarch->long_bit;

-  gdbarch->long_long_align_bit = 2*gdbarch->long_bit;

   gdbarch->half_bit = 2*TARGET_CHAR_BIT;
   gdbarch->float_bit = 4*TARGET_CHAR_BIT;
   gdbarch->double_bit = 8*TARGET_CHAR_BIT;
   gdbarch->long_double_bit = 8*TARGET_CHAR_BIT;
   gdbarch->half_bit = 2*TARGET_CHAR_BIT;
   gdbarch->float_bit = 4*TARGET_CHAR_BIT;
   gdbarch->double_bit = 8*TARGET_CHAR_BIT;
   gdbarch->long_double_bit = 8*TARGET_CHAR_BIT;

+  gdbarch->wchar_bit = 4*TARGET_CHAR_BIT;
+  gdbarch->wchar_signed = -1;
+  gdbarch->floatformat_for_type = default_floatformat_for_type;

   gdbarch->ptr_bit = gdbarch->int_bit;
   gdbarch->char_signed = -1;
   gdbarch->virtual_frame_pointer = legacy_virtual_frame_pointer;
   gdbarch->ptr_bit = gdbarch->int_bit;
   gdbarch->char_signed = -1;
   gdbarch->virtual_frame_pointer = legacy_virtual_frame_pointer;


@@ -370,9 +411,12 @@ gdbarch_alloc (const struct gdbarch_info *info,
   gdbarch->ecoff_reg_to_regnum = no_op_reg_to_regnum;
   gdbarch->sdb_reg_to_regnum = no_op_reg_to_regnum;
   gdbarch->dwarf2_reg_to_regnum = no_op_reg_to_regnum;
   gdbarch->ecoff_reg_to_regnum = no_op_reg_to_regnum;
   gdbarch->sdb_reg_to_regnum = no_op_reg_to_regnum;
   gdbarch->dwarf2_reg_to_regnum = no_op_reg_to_regnum;

+  gdbarch->dummy_id = default_dummy_id;

   gdbarch->deprecated_fp_regnum = -1;
   gdbarch->call_dummy_location = AT_ENTRY_POINT;
   gdbarch->deprecated_fp_regnum = -1;
   gdbarch->call_dummy_location = AT_ENTRY_POINT;

+  gdbarch->code_of_frame_writable = default_code_of_frame_writable;

   gdbarch->print_registers_info = default_print_registers_info;
   gdbarch->print_registers_info = default_print_registers_info;

+  gdbarch->print_float_info = default_print_float_info;

   gdbarch->register_sim_regno = legacy_register_sim_regno;
   gdbarch->cannot_fetch_register = cannot_register_not;
   gdbarch->cannot_store_register = cannot_register_not;
   gdbarch->register_sim_regno = legacy_register_sim_regno;
   gdbarch->cannot_fetch_register = cannot_register_not;
   gdbarch->cannot_store_register = cannot_register_not;


@@ -381,27 +425,37 @@ gdbarch_alloc (const struct gdbarch_info *info,
   gdbarch->pointer_to_address = unsigned_pointer_to_address;
   gdbarch->address_to_pointer = unsigned_address_to_pointer;
   gdbarch->return_in_first_hidden_param_p = default_return_in_first_hidden_param_p;
   gdbarch->pointer_to_address = unsigned_pointer_to_address;
   gdbarch->address_to_pointer = unsigned_address_to_pointer;
   gdbarch->return_in_first_hidden_param_p = default_return_in_first_hidden_param_p;

-  gdbarch->remote_breakpoint_from_pc = default_remote_breakpoint_from_pc;
+  gdbarch->breakpoint_from_pc = default_breakpoint_from_pc;
+  gdbarch->sw_breakpoint_from_kind = NULL;
+  gdbarch->breakpoint_kind_from_current_state = default_breakpoint_kind_from_current_state;

   gdbarch->memory_insert_breakpoint = default_memory_insert_breakpoint;
   gdbarch->memory_remove_breakpoint = default_memory_remove_breakpoint;
   gdbarch->remote_register_number = default_remote_register_number;
   gdbarch->memory_insert_breakpoint = default_memory_insert_breakpoint;
   gdbarch->memory_remove_breakpoint = default_memory_remove_breakpoint;
   gdbarch->remote_register_number = default_remote_register_number;

+  gdbarch->unwind_pc = default_unwind_pc;
+  gdbarch->unwind_sp = default_unwind_sp;

   gdbarch->stabs_argument_has_addr = default_stabs_argument_has_addr;
   gdbarch->convert_from_func_ptr_addr = convert_from_func_ptr_addr_identity;
   gdbarch->addr_bits_remove = core_addr_identity;
   gdbarch->stabs_argument_has_addr = default_stabs_argument_has_addr;
   gdbarch->convert_from_func_ptr_addr = convert_from_func_ptr_addr_identity;
   gdbarch->addr_bits_remove = core_addr_identity;

+  gdbarch->print_insn = default_print_insn;

   gdbarch->skip_trampoline_code = generic_skip_trampoline_code;
   gdbarch->skip_solib_resolver = generic_skip_solib_resolver;
   gdbarch->in_solib_return_trampoline = generic_in_solib_return_trampoline;
   gdbarch->skip_trampoline_code = generic_skip_trampoline_code;
   gdbarch->skip_solib_resolver = generic_skip_solib_resolver;
   gdbarch->in_solib_return_trampoline = generic_in_solib_return_trampoline;

-  gdbarch->in_function_epilogue_p = generic_in_function_epilogue_p;
-  gdbarch->elf_make_msymbol_special = default_elf_make_msymbol_special;
+  gdbarch->in_indirect_branch_thunk = default_in_indirect_branch_thunk;
+  gdbarch->stack_frame_destroyed_p = generic_stack_frame_destroyed_p;

   gdbarch->coff_make_msymbol_special = default_coff_make_msymbol_special;
   gdbarch->coff_make_msymbol_special = default_coff_make_msymbol_special;

+  gdbarch->make_symbol_special = default_make_symbol_special;
+  gdbarch->adjust_dwarf2_addr = default_adjust_dwarf2_addr;
+  gdbarch->adjust_dwarf2_line = default_adjust_dwarf2_line;
+  gdbarch->execute_dwarf_cfa_vendor_op = default_execute_dwarf_cfa_vendor_op;

   gdbarch->register_reggroup_p = default_register_reggroup_p;
   gdbarch->register_reggroup_p = default_register_reggroup_p;

+  gdbarch->skip_permanent_breakpoint = default_skip_permanent_breakpoint;

   gdbarch->displaced_step_hw_singlestep = default_displaced_step_hw_singlestep;
   gdbarch->displaced_step_fixup = NULL;
   gdbarch->displaced_step_hw_singlestep = default_displaced_step_hw_singlestep;
   gdbarch->displaced_step_fixup = NULL;

-  gdbarch->displaced_step_free_closure = NULL;

   gdbarch->displaced_step_location = NULL;
   gdbarch->relocate_instruction = NULL;
   gdbarch->has_shared_address_space = default_has_shared_address_space;
   gdbarch->fast_tracepoint_valid_at = default_fast_tracepoint_valid_at;
   gdbarch->displaced_step_location = NULL;
   gdbarch->relocate_instruction = NULL;
   gdbarch->has_shared_address_space = default_has_shared_address_space;
   gdbarch->fast_tracepoint_valid_at = default_fast_tracepoint_valid_at;

+  gdbarch->guess_tracepoint_registers = default_guess_tracepoint_registers;

   gdbarch->auto_charset = default_auto_charset;
   gdbarch->auto_wide_charset = default_auto_wide_charset;
   gdbarch->gen_return_address = default_gen_return_address;
   gdbarch->auto_charset = default_auto_charset;
   gdbarch->auto_wide_charset = default_auto_wide_charset;
   gdbarch->gen_return_address = default_gen_return_address;


@@ -410,21 +464,33 @@ gdbarch_alloc (const struct gdbarch_info *info,
   gdbarch->insn_is_call = default_insn_is_call;
   gdbarch->insn_is_ret = default_insn_is_ret;
   gdbarch->insn_is_jump = default_insn_is_jump;
   gdbarch->insn_is_call = default_insn_is_call;
   gdbarch->insn_is_ret = default_insn_is_ret;
   gdbarch->insn_is_jump = default_insn_is_jump;

+  gdbarch->print_auxv_entry = default_print_auxv_entry;
+  gdbarch->vsyscall_range = default_vsyscall_range;
+  gdbarch->infcall_mmap = default_infcall_mmap;
+  gdbarch->infcall_munmap = default_infcall_munmap;
+  gdbarch->gcc_target_options = default_gcc_target_options;
+  gdbarch->gnu_triplet_regexp = default_gnu_triplet_regexp;
+  gdbarch->addressable_memory_unit_size = default_addressable_memory_unit_size;
+  gdbarch->type_align = default_type_align;
+  gdbarch->get_pc_address_flags = default_get_pc_address_flags;

   /* gdbarch_alloc() */
 
   return gdbarch;
 }
 
 
   /* gdbarch_alloc() */
 
   return gdbarch;
 }
 
 

-/* Allocate extra space using the per-architecture obstack.  */

 
 

-void *
-gdbarch_obstack_zalloc (struct gdbarch *arch, long size)
+obstack *gdbarch_obstack (gdbarch *arch)

 {
 {

-  void *data = obstack_alloc (arch->obstack, size);
+  return arch->obstack;
+}
+
+/* See gdbarch.h.  */

 
 

-  memset (data, 0, size);
-  return data;
+char *
+gdbarch_obstack_strdup (struct gdbarch *arch, const char *string)
+{
+  return obstack_strdup (arch->obstack, string);

 }
 
 
 }
 
 


@@ -452,25 +518,18 @@ gdbarch_free (struct gdbarch *arch)
 static void
 verify_gdbarch (struct gdbarch *gdbarch)
 {
 static void
 verify_gdbarch (struct gdbarch *gdbarch)
 {

-  struct ui_file *log;
-  struct cleanup *cleanups;
-  long length;
-  char *buf;
+  string_file log;

 
 

-  log = mem_fileopen ();
-  cleanups = make_cleanup_ui_file_delete (log);

   /* fundamental */
   if (gdbarch->byte_order == BFD_ENDIAN_UNKNOWN)
   /* fundamental */
   if (gdbarch->byte_order == BFD_ENDIAN_UNKNOWN)

-    fprintf_unfiltered (log, "\n\tbyte-order");
+    log.puts ("\n\tbyte-order");

   if (gdbarch->bfd_arch_info == NULL)
   if (gdbarch->bfd_arch_info == NULL)

-    fprintf_unfiltered (log, "\n\tbfd_arch_info");
+    log.puts ("\n\tbfd_arch_info");

   /* Check those that need to be defined for the given multi-arch level.  */
   /* Check those that need to be defined for the given multi-arch level.  */

-  /* Skip verify of bits_big_endian, invalid_p == 0 */

   /* Skip verify of short_bit, invalid_p == 0 */
   /* Skip verify of int_bit, invalid_p == 0 */
   /* Skip verify of long_bit, invalid_p == 0 */
   /* Skip verify of long_long_bit, invalid_p == 0 */
   /* Skip verify of short_bit, invalid_p == 0 */
   /* Skip verify of int_bit, invalid_p == 0 */
   /* Skip verify of long_bit, invalid_p == 0 */
   /* Skip verify of long_long_bit, invalid_p == 0 */

-  /* Skip verify of long_long_align_bit, invalid_p == 0 */

   /* Skip verify of half_bit, invalid_p == 0 */
   if (gdbarch->half_format == 0)
     gdbarch->half_format = floatformats_ieee_half;
   /* Skip verify of half_bit, invalid_p == 0 */
   if (gdbarch->half_format == 0)
     gdbarch->half_format = floatformats_ieee_half;


@@ -483,6 +542,10 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* Skip verify of long_double_bit, invalid_p == 0 */
   if (gdbarch->long_double_format == 0)
     gdbarch->long_double_format = floatformats_ieee_double;
   /* Skip verify of long_double_bit, invalid_p == 0 */
   if (gdbarch->long_double_format == 0)
     gdbarch->long_double_format = floatformats_ieee_double;

+  /* Skip verify of wchar_bit, invalid_p == 0 */
+  if (gdbarch->wchar_signed == -1)
+    gdbarch->wchar_signed = 1;
+  /* Skip verify of floatformat_for_type, invalid_p == 0 */

   /* Skip verify of ptr_bit, invalid_p == 0 */
   if (gdbarch->addr_bit == 0)
     gdbarch->addr_bit = gdbarch_ptr_bit (gdbarch);
   /* Skip verify of ptr_bit, invalid_p == 0 */
   if (gdbarch->addr_bit == 0)
     gdbarch->addr_bit = gdbarch_ptr_bit (gdbarch);


@@ -497,10 +560,11 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* Skip verify of pseudo_register_read_value, has predicate.  */
   /* Skip verify of pseudo_register_write, has predicate.  */
   if (gdbarch->num_regs == -1)
   /* Skip verify of pseudo_register_read_value, has predicate.  */
   /* Skip verify of pseudo_register_write, has predicate.  */
   if (gdbarch->num_regs == -1)

-    fprintf_unfiltered (log, "\n\tnum_regs");
+    log.puts ("\n\tnum_regs");

   /* Skip verify of num_pseudo_regs, invalid_p == 0 */
   /* Skip verify of ax_pseudo_register_collect, has predicate.  */
   /* Skip verify of ax_pseudo_register_push_stack, has predicate.  */
   /* Skip verify of num_pseudo_regs, invalid_p == 0 */
   /* Skip verify of ax_pseudo_register_collect, has predicate.  */
   /* Skip verify of ax_pseudo_register_push_stack, has predicate.  */

+  /* Skip verify of handle_segmentation_fault, has predicate.  */

   /* Skip verify of sp_regnum, invalid_p == 0 */
   /* Skip verify of pc_regnum, invalid_p == 0 */
   /* Skip verify of ps_regnum, invalid_p == 0 */
   /* Skip verify of sp_regnum, invalid_p == 0 */
   /* Skip verify of pc_regnum, invalid_p == 0 */
   /* Skip verify of ps_regnum, invalid_p == 0 */


@@ -510,15 +574,16 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* Skip verify of sdb_reg_to_regnum, invalid_p == 0 */
   /* Skip verify of dwarf2_reg_to_regnum, invalid_p == 0 */
   if (gdbarch->register_name == 0)
   /* Skip verify of sdb_reg_to_regnum, invalid_p == 0 */
   /* Skip verify of dwarf2_reg_to_regnum, invalid_p == 0 */
   if (gdbarch->register_name == 0)

-    fprintf_unfiltered (log, "\n\tregister_name");
+    log.puts ("\n\tregister_name");

   /* Skip verify of register_type, has predicate.  */
   /* Skip verify of register_type, has predicate.  */

-  /* Skip verify of dummy_id, has predicate.  */
+  /* Skip verify of dummy_id, invalid_p == 0 */

   /* Skip verify of deprecated_fp_regnum, invalid_p == 0 */
   /* Skip verify of push_dummy_call, has predicate.  */
   /* Skip verify of call_dummy_location, invalid_p == 0 */
   /* Skip verify of push_dummy_code, has predicate.  */
   /* Skip verify of deprecated_fp_regnum, invalid_p == 0 */
   /* Skip verify of push_dummy_call, has predicate.  */
   /* Skip verify of call_dummy_location, invalid_p == 0 */
   /* Skip verify of push_dummy_code, has predicate.  */

+  /* Skip verify of code_of_frame_writable, invalid_p == 0 */

   /* Skip verify of print_registers_info, invalid_p == 0 */
   /* Skip verify of print_registers_info, invalid_p == 0 */

-  /* Skip verify of print_float_info, has predicate.  */
+  /* Skip verify of print_float_info, invalid_p == 0 */

   /* Skip verify of print_vector_info, has predicate.  */
   /* Skip verify of register_sim_regno, invalid_p == 0 */
   /* Skip verify of cannot_fetch_register, invalid_p == 0 */
   /* Skip verify of print_vector_info, has predicate.  */
   /* Skip verify of register_sim_regno, invalid_p == 0 */
   /* Skip verify of cannot_fetch_register, invalid_p == 0 */


@@ -532,14 +597,16 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* Skip verify of return_value, has predicate.  */
   /* Skip verify of return_in_first_hidden_param_p, invalid_p == 0 */
   if (gdbarch->skip_prologue == 0)
   /* Skip verify of return_value, has predicate.  */
   /* Skip verify of return_in_first_hidden_param_p, invalid_p == 0 */
   if (gdbarch->skip_prologue == 0)

-    fprintf_unfiltered (log, "\n\tskip_prologue");
+    log.puts ("\n\tskip_prologue");

   /* Skip verify of skip_main_prologue, has predicate.  */
   /* Skip verify of skip_entrypoint, has predicate.  */
   if (gdbarch->inner_than == 0)
   /* Skip verify of skip_main_prologue, has predicate.  */
   /* Skip verify of skip_entrypoint, has predicate.  */
   if (gdbarch->inner_than == 0)

-    fprintf_unfiltered (log, "\n\tinner_than");
-  if (gdbarch->breakpoint_from_pc == 0)
-    fprintf_unfiltered (log, "\n\tbreakpoint_from_pc");
-  /* Skip verify of remote_breakpoint_from_pc, invalid_p == 0 */
+    log.puts ("\n\tinner_than");
+  /* Skip verify of breakpoint_from_pc, invalid_p == 0 */
+  if (gdbarch->breakpoint_kind_from_pc == 0)
+    log.puts ("\n\tbreakpoint_kind_from_pc");
+  /* Skip verify of sw_breakpoint_from_kind, invalid_p == 0 */
+  /* Skip verify of breakpoint_kind_from_current_state, invalid_p == 0 */

   /* Skip verify of adjust_breakpoint_address, has predicate.  */
   /* Skip verify of memory_insert_breakpoint, invalid_p == 0 */
   /* Skip verify of memory_remove_breakpoint, invalid_p == 0 */
   /* Skip verify of adjust_breakpoint_address, has predicate.  */
   /* Skip verify of memory_insert_breakpoint, invalid_p == 0 */
   /* Skip verify of memory_remove_breakpoint, invalid_p == 0 */


@@ -547,50 +614,55 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* Skip verify of deprecated_function_start_offset, invalid_p == 0 */
   /* Skip verify of remote_register_number, invalid_p == 0 */
   /* Skip verify of fetch_tls_load_module_address, has predicate.  */
   /* Skip verify of deprecated_function_start_offset, invalid_p == 0 */
   /* Skip verify of remote_register_number, invalid_p == 0 */
   /* Skip verify of fetch_tls_load_module_address, has predicate.  */

+  /* Skip verify of get_thread_local_address, has predicate.  */

   /* Skip verify of frame_args_skip, invalid_p == 0 */
   /* Skip verify of frame_args_skip, invalid_p == 0 */

-  /* Skip verify of unwind_pc, has predicate.  */
-  /* Skip verify of unwind_sp, has predicate.  */
+  /* Skip verify of unwind_pc, invalid_p == 0 */
+  /* Skip verify of unwind_sp, invalid_p == 0 */

   /* Skip verify of frame_num_args, has predicate.  */
   /* Skip verify of frame_align, has predicate.  */
   /* Skip verify of stabs_argument_has_addr, invalid_p == 0 */
   /* Skip verify of convert_from_func_ptr_addr, invalid_p == 0 */
   /* Skip verify of addr_bits_remove, invalid_p == 0 */
   /* Skip verify of frame_num_args, has predicate.  */
   /* Skip verify of frame_align, has predicate.  */
   /* Skip verify of stabs_argument_has_addr, invalid_p == 0 */
   /* Skip verify of convert_from_func_ptr_addr, invalid_p == 0 */
   /* Skip verify of addr_bits_remove, invalid_p == 0 */

+  /* Skip verify of significant_addr_bit, invalid_p == 0 */

   /* Skip verify of software_single_step, has predicate.  */
   /* Skip verify of single_step_through_delay, has predicate.  */
   /* Skip verify of software_single_step, has predicate.  */
   /* Skip verify of single_step_through_delay, has predicate.  */

-  if (gdbarch->print_insn == 0)
-    fprintf_unfiltered (log, "\n\tprint_insn");
+  /* Skip verify of print_insn, invalid_p == 0 */

   /* Skip verify of skip_trampoline_code, invalid_p == 0 */
   /* Skip verify of skip_solib_resolver, invalid_p == 0 */
   /* Skip verify of in_solib_return_trampoline, invalid_p == 0 */
   /* Skip verify of skip_trampoline_code, invalid_p == 0 */
   /* Skip verify of skip_solib_resolver, invalid_p == 0 */
   /* Skip verify of in_solib_return_trampoline, invalid_p == 0 */

-  /* Skip verify of in_function_epilogue_p, invalid_p == 0 */
-  /* Skip verify of elf_make_msymbol_special, invalid_p == 0 */
+  /* Skip verify of in_indirect_branch_thunk, invalid_p == 0 */
+  /* Skip verify of stack_frame_destroyed_p, invalid_p == 0 */
+  /* Skip verify of elf_make_msymbol_special, has predicate.  */

   /* Skip verify of coff_make_msymbol_special, invalid_p == 0 */
   /* Skip verify of coff_make_msymbol_special, invalid_p == 0 */

+  /* Skip verify of make_symbol_special, invalid_p == 0 */
+  /* Skip verify of adjust_dwarf2_addr, invalid_p == 0 */
+  /* Skip verify of adjust_dwarf2_line, invalid_p == 0 */

   /* Skip verify of cannot_step_breakpoint, invalid_p == 0 */
   /* Skip verify of have_nonsteppable_watchpoint, invalid_p == 0 */
   /* Skip verify of address_class_type_flags, has predicate.  */
   /* Skip verify of address_class_type_flags_to_name, has predicate.  */
   /* Skip verify of cannot_step_breakpoint, invalid_p == 0 */
   /* Skip verify of have_nonsteppable_watchpoint, invalid_p == 0 */
   /* Skip verify of address_class_type_flags, has predicate.  */
   /* Skip verify of address_class_type_flags_to_name, has predicate.  */

+  /* Skip verify of execute_dwarf_cfa_vendor_op, invalid_p == 0 */

   /* Skip verify of address_class_name_to_type_flags, has predicate.  */
   /* Skip verify of register_reggroup_p, invalid_p == 0 */
   /* Skip verify of fetch_pointer_argument, has predicate.  */
   /* Skip verify of address_class_name_to_type_flags, has predicate.  */
   /* Skip verify of register_reggroup_p, invalid_p == 0 */
   /* Skip verify of fetch_pointer_argument, has predicate.  */

-  /* Skip verify of regset_from_core_section, has predicate.  */
+  /* Skip verify of iterate_over_regset_sections, has predicate.  */

   /* Skip verify of make_corefile_notes, has predicate.  */
   /* Skip verify of make_corefile_notes, has predicate.  */

-  /* Skip verify of elfcore_write_linux_prpsinfo, has predicate.  */

   /* Skip verify of find_memory_regions, has predicate.  */
   /* Skip verify of core_xfer_shared_libraries, has predicate.  */
   /* Skip verify of core_xfer_shared_libraries_aix, has predicate.  */
   /* Skip verify of core_pid_to_str, has predicate.  */
   /* Skip verify of find_memory_regions, has predicate.  */
   /* Skip verify of core_xfer_shared_libraries, has predicate.  */
   /* Skip verify of core_xfer_shared_libraries_aix, has predicate.  */
   /* Skip verify of core_pid_to_str, has predicate.  */

+  /* Skip verify of core_thread_name, has predicate.  */
+  /* Skip verify of core_xfer_siginfo, has predicate.  */

   /* Skip verify of gcore_bfd_target, has predicate.  */
   /* Skip verify of vtable_function_descriptors, invalid_p == 0 */
   /* Skip verify of vbit_in_delta, invalid_p == 0 */
   /* Skip verify of gcore_bfd_target, has predicate.  */
   /* Skip verify of vtable_function_descriptors, invalid_p == 0 */
   /* Skip verify of vbit_in_delta, invalid_p == 0 */

-  /* Skip verify of skip_permanent_breakpoint, has predicate.  */
+  /* Skip verify of skip_permanent_breakpoint, invalid_p == 0 */

   /* Skip verify of max_insn_length, has predicate.  */
   /* Skip verify of displaced_step_copy_insn, has predicate.  */
   /* Skip verify of displaced_step_hw_singlestep, invalid_p == 0 */
   /* Skip verify of displaced_step_fixup, has predicate.  */
   /* Skip verify of max_insn_length, has predicate.  */
   /* Skip verify of displaced_step_copy_insn, has predicate.  */
   /* Skip verify of displaced_step_hw_singlestep, invalid_p == 0 */
   /* Skip verify of displaced_step_fixup, has predicate.  */

-  if ((! gdbarch->displaced_step_free_closure) != (! gdbarch->displaced_step_copy_insn))
-    fprintf_unfiltered (log, "\n\tdisplaced_step_free_closure");

   if ((! gdbarch->displaced_step_location) != (! gdbarch->displaced_step_copy_insn))
   if ((! gdbarch->displaced_step_location) != (! gdbarch->displaced_step_copy_insn))

-    fprintf_unfiltered (log, "\n\tdisplaced_step_location");
+    log.puts ("\n\tdisplaced_step_location");

   /* Skip verify of relocate_instruction, has predicate.  */
   /* Skip verify of overlay_update, has predicate.  */
   /* Skip verify of core_read_description, has predicate.  */
   /* Skip verify of relocate_instruction, has predicate.  */
   /* Skip verify of overlay_update, has predicate.  */
   /* Skip verify of core_read_description, has predicate.  */


@@ -603,6 +675,8 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* Skip verify of get_siginfo_type, has predicate.  */
   /* Skip verify of record_special_symbol, has predicate.  */
   /* Skip verify of get_syscall_number, has predicate.  */
   /* Skip verify of get_siginfo_type, has predicate.  */
   /* Skip verify of record_special_symbol, has predicate.  */
   /* Skip verify of get_syscall_number, has predicate.  */

+  /* Skip verify of xml_syscall_file, invalid_p == 0 */
+  /* Skip verify of syscalls_info, invalid_p == 0 */

   /* Skip verify of stap_integer_prefixes, invalid_p == 0 */
   /* Skip verify of stap_integer_suffixes, invalid_p == 0 */
   /* Skip verify of stap_register_prefixes, invalid_p == 0 */
   /* Skip verify of stap_integer_prefixes, invalid_p == 0 */
   /* Skip verify of stap_integer_suffixes, invalid_p == 0 */
   /* Skip verify of stap_register_prefixes, invalid_p == 0 */


@@ -613,10 +687,16 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* Skip verify of stap_gdb_register_suffix, invalid_p == 0 */
   /* Skip verify of stap_is_single_operand, has predicate.  */
   /* Skip verify of stap_parse_special_token, has predicate.  */
   /* Skip verify of stap_gdb_register_suffix, invalid_p == 0 */
   /* Skip verify of stap_is_single_operand, has predicate.  */
   /* Skip verify of stap_parse_special_token, has predicate.  */

+  /* Skip verify of stap_adjust_register, has predicate.  */
+  /* Skip verify of dtrace_parse_probe_argument, has predicate.  */
+  /* Skip verify of dtrace_probe_is_enabled, has predicate.  */
+  /* Skip verify of dtrace_enable_probe, has predicate.  */
+  /* Skip verify of dtrace_disable_probe, has predicate.  */

   /* Skip verify of has_global_solist, invalid_p == 0 */
   /* Skip verify of has_global_breakpoints, invalid_p == 0 */
   /* Skip verify of has_shared_address_space, invalid_p == 0 */
   /* Skip verify of fast_tracepoint_valid_at, invalid_p == 0 */
   /* Skip verify of has_global_solist, invalid_p == 0 */
   /* Skip verify of has_global_breakpoints, invalid_p == 0 */
   /* Skip verify of has_shared_address_space, invalid_p == 0 */
   /* Skip verify of fast_tracepoint_valid_at, invalid_p == 0 */

+  /* Skip verify of guess_tracepoint_registers, invalid_p == 0 */

   /* Skip verify of auto_charset, invalid_p == 0 */
   /* Skip verify of auto_wide_charset, invalid_p == 0 */
   /* Skip verify of has_dos_based_file_system, invalid_p == 0 */
   /* Skip verify of auto_charset, invalid_p == 0 */
   /* Skip verify of auto_wide_charset, invalid_p == 0 */
   /* Skip verify of has_dos_based_file_system, invalid_p == 0 */


@@ -628,13 +708,23 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* Skip verify of insn_is_call, invalid_p == 0 */
   /* Skip verify of insn_is_ret, invalid_p == 0 */
   /* Skip verify of insn_is_jump, invalid_p == 0 */
   /* Skip verify of insn_is_call, invalid_p == 0 */
   /* Skip verify of insn_is_ret, invalid_p == 0 */
   /* Skip verify of insn_is_jump, invalid_p == 0 */

-  buf = ui_file_xstrdup (log, &length);
-  make_cleanup (xfree, buf);
-  if (length > 0)
+  /* Skip verify of auxv_parse, has predicate.  */
+  /* Skip verify of print_auxv_entry, invalid_p == 0 */
+  /* Skip verify of vsyscall_range, invalid_p == 0 */
+  /* Skip verify of infcall_mmap, invalid_p == 0 */
+  /* Skip verify of infcall_munmap, invalid_p == 0 */
+  /* Skip verify of gcc_target_options, invalid_p == 0 */
+  /* Skip verify of gnu_triplet_regexp, invalid_p == 0 */
+  /* Skip verify of addressable_memory_unit_size, invalid_p == 0 */
+  /* Skip verify of disassembler_options_implicit, invalid_p == 0 */
+  /* Skip verify of disassembler_options, invalid_p == 0 */
+  /* Skip verify of valid_disassembler_options, invalid_p == 0 */
+  /* Skip verify of type_align, invalid_p == 0 */
+  /* Skip verify of get_pc_address_flags, invalid_p == 0 */
+  if (!log.empty ())

     internal_error (__FILE__, __LINE__,
                     _("verify_gdbarch: the following are invalid ...%s"),
     internal_error (__FILE__, __LINE__,
                     _("verify_gdbarch: the following are invalid ...%s"),

-                    buf);
-  do_cleanups (cleanups);
+                    log.c_str ());

 }
 
 
 }
 
 


@@ -678,18 +768,33 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: address_to_pointer = <%s>\n",
                       host_address_to_string (gdbarch->address_to_pointer));
   fprintf_unfiltered (file,
                       "gdbarch_dump: address_to_pointer = <%s>\n",
                       host_address_to_string (gdbarch->address_to_pointer));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: addressable_memory_unit_size = <%s>\n",
+                      host_address_to_string (gdbarch->addressable_memory_unit_size));

   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_adjust_breakpoint_address_p() = %d\n",
                       gdbarch_adjust_breakpoint_address_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: adjust_breakpoint_address = <%s>\n",
                       host_address_to_string (gdbarch->adjust_breakpoint_address));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_adjust_breakpoint_address_p() = %d\n",
                       gdbarch_adjust_breakpoint_address_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: adjust_breakpoint_address = <%s>\n",
                       host_address_to_string (gdbarch->adjust_breakpoint_address));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: adjust_dwarf2_addr = <%s>\n",
+                      host_address_to_string (gdbarch->adjust_dwarf2_addr));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: adjust_dwarf2_line = <%s>\n",
+                      host_address_to_string (gdbarch->adjust_dwarf2_line));

   fprintf_unfiltered (file,
                       "gdbarch_dump: auto_charset = <%s>\n",
                       host_address_to_string (gdbarch->auto_charset));
   fprintf_unfiltered (file,
                       "gdbarch_dump: auto_wide_charset = <%s>\n",
                       host_address_to_string (gdbarch->auto_wide_charset));
   fprintf_unfiltered (file,
                       "gdbarch_dump: auto_charset = <%s>\n",
                       host_address_to_string (gdbarch->auto_charset));
   fprintf_unfiltered (file,
                       "gdbarch_dump: auto_wide_charset = <%s>\n",
                       host_address_to_string (gdbarch->auto_wide_charset));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gdbarch_auxv_parse_p() = %d\n",
+                      gdbarch_auxv_parse_p (gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: auxv_parse = <%s>\n",
+                      host_address_to_string (gdbarch->auxv_parse));

   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_ax_pseudo_register_collect_p() = %d\n",
                       gdbarch_ax_pseudo_register_collect_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_ax_pseudo_register_collect_p() = %d\n",
                       gdbarch_ax_pseudo_register_collect_p (gdbarch));


@@ -708,12 +813,15 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: bfd_arch_info = %s\n",
                       gdbarch_bfd_arch_info (gdbarch)->printable_name);
   fprintf_unfiltered (file,
                       "gdbarch_dump: bfd_arch_info = %s\n",
                       gdbarch_bfd_arch_info (gdbarch)->printable_name);

-  fprintf_unfiltered (file,
-                      "gdbarch_dump: bits_big_endian = %s\n",
-                      plongest (gdbarch->bits_big_endian));

   fprintf_unfiltered (file,
                       "gdbarch_dump: breakpoint_from_pc = <%s>\n",
                       host_address_to_string (gdbarch->breakpoint_from_pc));
   fprintf_unfiltered (file,
                       "gdbarch_dump: breakpoint_from_pc = <%s>\n",
                       host_address_to_string (gdbarch->breakpoint_from_pc));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: breakpoint_kind_from_current_state = <%s>\n",
+                      host_address_to_string (gdbarch->breakpoint_kind_from_current_state));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: breakpoint_kind_from_pc = <%s>\n",
+                      host_address_to_string (gdbarch->breakpoint_kind_from_pc));

   fprintf_unfiltered (file,
                       "gdbarch_dump: byte_order = %s\n",
                       plongest (gdbarch->byte_order));
   fprintf_unfiltered (file,
                       "gdbarch_dump: byte_order = %s\n",
                       plongest (gdbarch->byte_order));


@@ -735,6 +843,9 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: char_signed = %s\n",
                       plongest (gdbarch->char_signed));
   fprintf_unfiltered (file,
                       "gdbarch_dump: char_signed = %s\n",
                       plongest (gdbarch->char_signed));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: code_of_frame_writable = <%s>\n",
+                      host_address_to_string (gdbarch->code_of_frame_writable));

   fprintf_unfiltered (file,
                       "gdbarch_dump: coff_make_msymbol_special = <%s>\n",
                       host_address_to_string (gdbarch->coff_make_msymbol_special));
   fprintf_unfiltered (file,
                       "gdbarch_dump: coff_make_msymbol_special = <%s>\n",
                       host_address_to_string (gdbarch->coff_make_msymbol_special));


@@ -763,8 +874,11 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
                       "gdbarch_dump: core_read_description = <%s>\n",
                       host_address_to_string (gdbarch->core_read_description));
   fprintf_unfiltered (file,
                       "gdbarch_dump: core_read_description = <%s>\n",
                       host_address_to_string (gdbarch->core_read_description));
   fprintf_unfiltered (file,

-                      "gdbarch_dump: core_regset_sections = %s\n",
-                      host_address_to_string (gdbarch->core_regset_sections));
+                      "gdbarch_dump: gdbarch_core_thread_name_p() = %d\n",
+                      gdbarch_core_thread_name_p (gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: core_thread_name = <%s>\n",
+                      host_address_to_string (gdbarch->core_thread_name));

   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_core_xfer_shared_libraries_p() = %d\n",
                       gdbarch_core_xfer_shared_libraries_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_core_xfer_shared_libraries_p() = %d\n",
                       gdbarch_core_xfer_shared_libraries_p (gdbarch));


@@ -777,6 +891,12 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: core_xfer_shared_libraries_aix = <%s>\n",
                       host_address_to_string (gdbarch->core_xfer_shared_libraries_aix));
   fprintf_unfiltered (file,
                       "gdbarch_dump: core_xfer_shared_libraries_aix = <%s>\n",
                       host_address_to_string (gdbarch->core_xfer_shared_libraries_aix));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gdbarch_core_xfer_siginfo_p() = %d\n",
+                      gdbarch_core_xfer_siginfo_p (gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: core_xfer_siginfo = <%s>\n",
+                      host_address_to_string (gdbarch->core_xfer_siginfo));

   fprintf_unfiltered (file,
                       "gdbarch_dump: decr_pc_after_break = %s\n",
                       core_addr_to_string_nz (gdbarch->decr_pc_after_break));
   fprintf_unfiltered (file,
                       "gdbarch_dump: decr_pc_after_break = %s\n",
                       core_addr_to_string_nz (gdbarch->decr_pc_after_break));


@@ -786,6 +906,12 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: deprecated_function_start_offset = %s\n",
                       core_addr_to_string_nz (gdbarch->deprecated_function_start_offset));
   fprintf_unfiltered (file,
                       "gdbarch_dump: deprecated_function_start_offset = %s\n",
                       core_addr_to_string_nz (gdbarch->deprecated_function_start_offset));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: disassembler_options = %s\n",
+                      pstring_ptr (gdbarch->disassembler_options));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: disassembler_options_implicit = %s\n",
+                      pstring (gdbarch->disassembler_options_implicit));

   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_displaced_step_copy_insn_p() = %d\n",
                       gdbarch_displaced_step_copy_insn_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_displaced_step_copy_insn_p() = %d\n",
                       gdbarch_displaced_step_copy_insn_p (gdbarch));


@@ -798,9 +924,6 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: displaced_step_fixup = <%s>\n",
                       host_address_to_string (gdbarch->displaced_step_fixup));
   fprintf_unfiltered (file,
                       "gdbarch_dump: displaced_step_fixup = <%s>\n",
                       host_address_to_string (gdbarch->displaced_step_fixup));

-  fprintf_unfiltered (file,
-                      "gdbarch_dump: displaced_step_free_closure = <%s>\n",
-                      host_address_to_string (gdbarch->displaced_step_free_closure));

   fprintf_unfiltered (file,
                       "gdbarch_dump: displaced_step_hw_singlestep = <%s>\n",
                       host_address_to_string (gdbarch->displaced_step_hw_singlestep));
   fprintf_unfiltered (file,
                       "gdbarch_dump: displaced_step_hw_singlestep = <%s>\n",
                       host_address_to_string (gdbarch->displaced_step_hw_singlestep));


@@ -814,8 +937,29 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
                       "gdbarch_dump: double_format = %s\n",
                       pformat (gdbarch->double_format));
   fprintf_unfiltered (file,
                       "gdbarch_dump: double_format = %s\n",
                       pformat (gdbarch->double_format));
   fprintf_unfiltered (file,

-                      "gdbarch_dump: gdbarch_dummy_id_p() = %d\n",
-                      gdbarch_dummy_id_p (gdbarch));
+                      "gdbarch_dump: gdbarch_dtrace_disable_probe_p() = %d\n",
+                      gdbarch_dtrace_disable_probe_p (gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: dtrace_disable_probe = <%s>\n",
+                      host_address_to_string (gdbarch->dtrace_disable_probe));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gdbarch_dtrace_enable_probe_p() = %d\n",
+                      gdbarch_dtrace_enable_probe_p (gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: dtrace_enable_probe = <%s>\n",
+                      host_address_to_string (gdbarch->dtrace_enable_probe));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gdbarch_dtrace_parse_probe_argument_p() = %d\n",
+                      gdbarch_dtrace_parse_probe_argument_p (gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: dtrace_parse_probe_argument = <%s>\n",
+                      host_address_to_string (gdbarch->dtrace_parse_probe_argument));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gdbarch_dtrace_probe_is_enabled_p() = %d\n",
+                      gdbarch_dtrace_probe_is_enabled_p (gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: dtrace_probe_is_enabled = <%s>\n",
+                      host_address_to_string (gdbarch->dtrace_probe_is_enabled));

   fprintf_unfiltered (file,
                       "gdbarch_dump: dummy_id = <%s>\n",
                       host_address_to_string (gdbarch->dummy_id));
   fprintf_unfiltered (file,
                       "gdbarch_dump: dummy_id = <%s>\n",
                       host_address_to_string (gdbarch->dummy_id));


@@ -828,15 +972,15 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: ecoff_reg_to_regnum = <%s>\n",
                       host_address_to_string (gdbarch->ecoff_reg_to_regnum));
   fprintf_unfiltered (file,
                       "gdbarch_dump: ecoff_reg_to_regnum = <%s>\n",
                       host_address_to_string (gdbarch->ecoff_reg_to_regnum));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gdbarch_elf_make_msymbol_special_p() = %d\n",
+                      gdbarch_elf_make_msymbol_special_p (gdbarch));

   fprintf_unfiltered (file,
                       "gdbarch_dump: elf_make_msymbol_special = <%s>\n",
                       host_address_to_string (gdbarch->elf_make_msymbol_special));
   fprintf_unfiltered (file,
   fprintf_unfiltered (file,
                       "gdbarch_dump: elf_make_msymbol_special = <%s>\n",
                       host_address_to_string (gdbarch->elf_make_msymbol_special));
   fprintf_unfiltered (file,

-                      "gdbarch_dump: gdbarch_elfcore_write_linux_prpsinfo_p() = %d\n",
-                      gdbarch_elfcore_write_linux_prpsinfo_p (gdbarch));
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: elfcore_write_linux_prpsinfo = <%s>\n",
-                      host_address_to_string (gdbarch->elfcore_write_linux_prpsinfo));
+                      "gdbarch_dump: execute_dwarf_cfa_vendor_op = <%s>\n",
+                      host_address_to_string (gdbarch->execute_dwarf_cfa_vendor_op));

   fprintf_unfiltered (file,
                       "gdbarch_dump: fast_tracepoint_valid_at = <%s>\n",
                       host_address_to_string (gdbarch->fast_tracepoint_valid_at));
   fprintf_unfiltered (file,
                       "gdbarch_dump: fast_tracepoint_valid_at = <%s>\n",
                       host_address_to_string (gdbarch->fast_tracepoint_valid_at));


@@ -864,6 +1008,9 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: float_format = %s\n",
                       pformat (gdbarch->float_format));
   fprintf_unfiltered (file,
                       "gdbarch_dump: float_format = %s\n",
                       pformat (gdbarch->float_format));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: floatformat_for_type = <%s>\n",
+                      host_address_to_string (gdbarch->floatformat_for_type));

   fprintf_unfiltered (file,
                       "gdbarch_dump: fp0_regnum = %s\n",
                       plongest (gdbarch->fp0_regnum));
   fprintf_unfiltered (file,
                       "gdbarch_dump: fp0_regnum = %s\n",
                       plongest (gdbarch->fp0_regnum));


@@ -885,6 +1032,9 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: frame_red_zone_size = %s\n",
                       plongest (gdbarch->frame_red_zone_size));
   fprintf_unfiltered (file,
                       "gdbarch_dump: frame_red_zone_size = %s\n",
                       plongest (gdbarch->frame_red_zone_size));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gcc_target_options = <%s>\n",
+                      host_address_to_string (gdbarch->gcc_target_options));

   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_gcore_bfd_target_p() = %d\n",
                       gdbarch_gcore_bfd_target_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_gcore_bfd_target_p() = %d\n",
                       gdbarch_gcore_bfd_target_p (gdbarch));


@@ -912,6 +1062,9 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: get_longjmp_target = <%s>\n",
                       host_address_to_string (gdbarch->get_longjmp_target));
   fprintf_unfiltered (file,
                       "gdbarch_dump: get_longjmp_target = <%s>\n",
                       host_address_to_string (gdbarch->get_longjmp_target));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: get_pc_address_flags = <%s>\n",
+                      host_address_to_string (gdbarch->get_pc_address_flags));

   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_get_siginfo_type_p() = %d\n",
                       gdbarch_get_siginfo_type_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_get_siginfo_type_p() = %d\n",
                       gdbarch_get_siginfo_type_p (gdbarch));


@@ -924,12 +1077,30 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: get_syscall_number = <%s>\n",
                       host_address_to_string (gdbarch->get_syscall_number));
   fprintf_unfiltered (file,
                       "gdbarch_dump: get_syscall_number = <%s>\n",
                       host_address_to_string (gdbarch->get_syscall_number));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gdbarch_get_thread_local_address_p() = %d\n",
+                      gdbarch_get_thread_local_address_p (gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: get_thread_local_address = <%s>\n",
+                      host_address_to_string (gdbarch->get_thread_local_address));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gnu_triplet_regexp = <%s>\n",
+                      host_address_to_string (gdbarch->gnu_triplet_regexp));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: guess_tracepoint_registers = <%s>\n",
+                      host_address_to_string (gdbarch->guess_tracepoint_registers));

   fprintf_unfiltered (file,
                       "gdbarch_dump: half_bit = %s\n",
                       plongest (gdbarch->half_bit));
   fprintf_unfiltered (file,
                       "gdbarch_dump: half_format = %s\n",
                       pformat (gdbarch->half_format));
   fprintf_unfiltered (file,
                       "gdbarch_dump: half_bit = %s\n",
                       plongest (gdbarch->half_bit));
   fprintf_unfiltered (file,
                       "gdbarch_dump: half_format = %s\n",
                       pformat (gdbarch->half_format));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gdbarch_handle_segmentation_fault_p() = %d\n",
+                      gdbarch_handle_segmentation_fault_p (gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: handle_segmentation_fault = <%s>\n",
+                      host_address_to_string (gdbarch->handle_segmentation_fault));

   fprintf_unfiltered (file,
                       "gdbarch_dump: has_dos_based_file_system = %s\n",
                       plongest (gdbarch->has_dos_based_file_system));
   fprintf_unfiltered (file,
                       "gdbarch_dump: has_dos_based_file_system = %s\n",
                       plongest (gdbarch->has_dos_based_file_system));


@@ -946,11 +1117,17 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
                       "gdbarch_dump: have_nonsteppable_watchpoint = %s\n",
                       plongest (gdbarch->have_nonsteppable_watchpoint));
   fprintf_unfiltered (file,
                       "gdbarch_dump: have_nonsteppable_watchpoint = %s\n",
                       plongest (gdbarch->have_nonsteppable_watchpoint));
   fprintf_unfiltered (file,

-                      "gdbarch_dump: in_function_epilogue_p = <%s>\n",
-                      host_address_to_string (gdbarch->in_function_epilogue_p));
+                      "gdbarch_dump: in_indirect_branch_thunk = <%s>\n",
+                      host_address_to_string (gdbarch->in_indirect_branch_thunk));

   fprintf_unfiltered (file,
                       "gdbarch_dump: in_solib_return_trampoline = <%s>\n",
                       host_address_to_string (gdbarch->in_solib_return_trampoline));
   fprintf_unfiltered (file,
                       "gdbarch_dump: in_solib_return_trampoline = <%s>\n",
                       host_address_to_string (gdbarch->in_solib_return_trampoline));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: infcall_mmap = <%s>\n",
+                      host_address_to_string (gdbarch->infcall_mmap));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: infcall_munmap = <%s>\n",
+                      host_address_to_string (gdbarch->infcall_munmap));

   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_info_proc_p() = %d\n",
                       gdbarch_info_proc_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_info_proc_p() = %d\n",
                       gdbarch_info_proc_p (gdbarch));


@@ -981,6 +1158,12 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: iterate_over_objfiles_in_search_order = <%s>\n",
                       host_address_to_string (gdbarch->iterate_over_objfiles_in_search_order));
   fprintf_unfiltered (file,
                       "gdbarch_dump: iterate_over_objfiles_in_search_order = <%s>\n",
                       host_address_to_string (gdbarch->iterate_over_objfiles_in_search_order));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gdbarch_iterate_over_regset_sections_p() = %d\n",
+                      gdbarch_iterate_over_regset_sections_p (gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: iterate_over_regset_sections = <%s>\n",
+                      host_address_to_string (gdbarch->iterate_over_regset_sections));

   fprintf_unfiltered (file,
                       "gdbarch_dump: long_bit = %s\n",
                       plongest (gdbarch->long_bit));
   fprintf_unfiltered (file,
                       "gdbarch_dump: long_bit = %s\n",
                       plongest (gdbarch->long_bit));


@@ -990,9 +1173,6 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: long_double_format = %s\n",
                       pformat (gdbarch->long_double_format));
   fprintf_unfiltered (file,
                       "gdbarch_dump: long_double_format = %s\n",
                       pformat (gdbarch->long_double_format));

-  fprintf_unfiltered (file,
-                      "gdbarch_dump: long_long_align_bit = %s\n",
-                      plongest (gdbarch->long_long_align_bit));

   fprintf_unfiltered (file,
                       "gdbarch_dump: long_long_bit = %s\n",
                       plongest (gdbarch->long_long_bit));
   fprintf_unfiltered (file,
                       "gdbarch_dump: long_long_bit = %s\n",
                       plongest (gdbarch->long_long_bit));


@@ -1002,6 +1182,9 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: make_corefile_notes = <%s>\n",
                       host_address_to_string (gdbarch->make_corefile_notes));
   fprintf_unfiltered (file,
                       "gdbarch_dump: make_corefile_notes = <%s>\n",
                       host_address_to_string (gdbarch->make_corefile_notes));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: make_symbol_special = <%s>\n",
+                      host_address_to_string (gdbarch->make_symbol_special));

   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_max_insn_length_p() = %d\n",
                       gdbarch_max_insn_length_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_max_insn_length_p() = %d\n",
                       gdbarch_max_insn_length_p (gdbarch));


@@ -1036,8 +1219,8 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
                       "gdbarch_dump: pointer_to_address = <%s>\n",
                       host_address_to_string (gdbarch->pointer_to_address));
   fprintf_unfiltered (file,
                       "gdbarch_dump: pointer_to_address = <%s>\n",
                       host_address_to_string (gdbarch->pointer_to_address));
   fprintf_unfiltered (file,

-                      "gdbarch_dump: gdbarch_print_float_info_p() = %d\n",
-                      gdbarch_print_float_info_p (gdbarch));
+                      "gdbarch_dump: print_auxv_entry = <%s>\n",
+                      host_address_to_string (gdbarch->print_auxv_entry));

   fprintf_unfiltered (file,
                       "gdbarch_dump: print_float_info = <%s>\n",
                       host_address_to_string (gdbarch->print_float_info));
   fprintf_unfiltered (file,
                       "gdbarch_dump: print_float_info = <%s>\n",
                       host_address_to_string (gdbarch->print_float_info));


@@ -1134,21 +1317,12 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: register_type = <%s>\n",
                       host_address_to_string (gdbarch->register_type));
   fprintf_unfiltered (file,
                       "gdbarch_dump: register_type = <%s>\n",
                       host_address_to_string (gdbarch->register_type));

-  fprintf_unfiltered (file,
-                      "gdbarch_dump: gdbarch_regset_from_core_section_p() = %d\n",
-                      gdbarch_regset_from_core_section_p (gdbarch));
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: regset_from_core_section = <%s>\n",
-                      host_address_to_string (gdbarch->regset_from_core_section));

   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_relocate_instruction_p() = %d\n",
                       gdbarch_relocate_instruction_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: relocate_instruction = <%s>\n",
                       host_address_to_string (gdbarch->relocate_instruction));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_relocate_instruction_p() = %d\n",
                       gdbarch_relocate_instruction_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: relocate_instruction = <%s>\n",
                       host_address_to_string (gdbarch->relocate_instruction));

-  fprintf_unfiltered (file,
-                      "gdbarch_dump: remote_breakpoint_from_pc = <%s>\n",
-                      host_address_to_string (gdbarch->remote_breakpoint_from_pc));

   fprintf_unfiltered (file,
                       "gdbarch_dump: remote_register_number = <%s>\n",
                       host_address_to_string (gdbarch->remote_register_number));
   fprintf_unfiltered (file,
                       "gdbarch_dump: remote_register_number = <%s>\n",
                       host_address_to_string (gdbarch->remote_register_number));


@@ -1167,6 +1341,9 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: short_bit = %s\n",
                       plongest (gdbarch->short_bit));
   fprintf_unfiltered (file,
                       "gdbarch_dump: short_bit = %s\n",
                       plongest (gdbarch->short_bit));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: significant_addr_bit = %s\n",
+                      plongest (gdbarch->significant_addr_bit));

   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_single_step_through_delay_p() = %d\n",
                       gdbarch_single_step_through_delay_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_single_step_through_delay_p() = %d\n",
                       gdbarch_single_step_through_delay_p (gdbarch));


@@ -1185,9 +1362,6 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: skip_main_prologue = <%s>\n",
                       host_address_to_string (gdbarch->skip_main_prologue));
   fprintf_unfiltered (file,
                       "gdbarch_dump: skip_main_prologue = <%s>\n",
                       host_address_to_string (gdbarch->skip_main_prologue));

-  fprintf_unfiltered (file,
-                      "gdbarch_dump: gdbarch_skip_permanent_breakpoint_p() = %d\n",
-                      gdbarch_skip_permanent_breakpoint_p (gdbarch));

   fprintf_unfiltered (file,
                       "gdbarch_dump: skip_permanent_breakpoint = <%s>\n",
                       host_address_to_string (gdbarch->skip_permanent_breakpoint));
   fprintf_unfiltered (file,
                       "gdbarch_dump: skip_permanent_breakpoint = <%s>\n",
                       host_address_to_string (gdbarch->skip_permanent_breakpoint));


@@ -1221,6 +1395,15 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: stabs_argument_has_addr = <%s>\n",
                       host_address_to_string (gdbarch->stabs_argument_has_addr));
   fprintf_unfiltered (file,
                       "gdbarch_dump: stabs_argument_has_addr = <%s>\n",
                       host_address_to_string (gdbarch->stabs_argument_has_addr));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: stack_frame_destroyed_p = <%s>\n",
+                      host_address_to_string (gdbarch->stack_frame_destroyed_p));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: gdbarch_stap_adjust_register_p() = %d\n",
+                      gdbarch_stap_adjust_register_p (gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: stap_adjust_register = <%s>\n",
+                      host_address_to_string (gdbarch->stap_adjust_register));

   fprintf_unfiltered (file,
                       "gdbarch_dump: stap_gdb_register_prefix = %s\n",
                       pstring (gdbarch->stap_gdb_register_prefix));
   fprintf_unfiltered (file,
                       "gdbarch_dump: stap_gdb_register_prefix = %s\n",
                       pstring (gdbarch->stap_gdb_register_prefix));


@@ -1263,21 +1446,27 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: static_transform_name = <%s>\n",
                       host_address_to_string (gdbarch->static_transform_name));
   fprintf_unfiltered (file,
                       "gdbarch_dump: static_transform_name = <%s>\n",
                       host_address_to_string (gdbarch->static_transform_name));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: sw_breakpoint_from_kind = <%s>\n",
+                      host_address_to_string (gdbarch->sw_breakpoint_from_kind));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: syscalls_info = %s\n",
+                      host_address_to_string (gdbarch->syscalls_info));

   fprintf_unfiltered (file,
                       "gdbarch_dump: target_desc = %s\n",
                       host_address_to_string (gdbarch->target_desc));
   fprintf_unfiltered (file,
   fprintf_unfiltered (file,
                       "gdbarch_dump: target_desc = %s\n",
                       host_address_to_string (gdbarch->target_desc));
   fprintf_unfiltered (file,

-                      "gdbarch_dump: gdbarch_unwind_pc_p() = %d\n",
-                      gdbarch_unwind_pc_p (gdbarch));
+                      "gdbarch_dump: type_align = <%s>\n",
+                      host_address_to_string (gdbarch->type_align));

   fprintf_unfiltered (file,
                       "gdbarch_dump: unwind_pc = <%s>\n",
                       host_address_to_string (gdbarch->unwind_pc));
   fprintf_unfiltered (file,
                       "gdbarch_dump: unwind_pc = <%s>\n",
                       host_address_to_string (gdbarch->unwind_pc));

-  fprintf_unfiltered (file,
-                      "gdbarch_dump: gdbarch_unwind_sp_p() = %d\n",
-                      gdbarch_unwind_sp_p (gdbarch));

   fprintf_unfiltered (file,
                       "gdbarch_dump: unwind_sp = <%s>\n",
                       host_address_to_string (gdbarch->unwind_sp));
   fprintf_unfiltered (file,
                       "gdbarch_dump: unwind_sp = <%s>\n",
                       host_address_to_string (gdbarch->unwind_sp));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: valid_disassembler_options = %s\n",
+                      host_address_to_string (gdbarch->valid_disassembler_options));

   fprintf_unfiltered (file,
                       "gdbarch_dump: value_from_register = <%s>\n",
                       host_address_to_string (gdbarch->value_from_register));
   fprintf_unfiltered (file,
                       "gdbarch_dump: value_from_register = <%s>\n",
                       host_address_to_string (gdbarch->value_from_register));


@@ -1290,15 +1479,27 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: virtual_frame_pointer = <%s>\n",
                       host_address_to_string (gdbarch->virtual_frame_pointer));
   fprintf_unfiltered (file,
                       "gdbarch_dump: virtual_frame_pointer = <%s>\n",
                       host_address_to_string (gdbarch->virtual_frame_pointer));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: vsyscall_range = <%s>\n",
+                      host_address_to_string (gdbarch->vsyscall_range));

   fprintf_unfiltered (file,
                       "gdbarch_dump: vtable_function_descriptors = %s\n",
                       plongest (gdbarch->vtable_function_descriptors));
   fprintf_unfiltered (file,
                       "gdbarch_dump: vtable_function_descriptors = %s\n",
                       plongest (gdbarch->vtable_function_descriptors));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: wchar_bit = %s\n",
+                      plongest (gdbarch->wchar_bit));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: wchar_signed = %s\n",
+                      plongest (gdbarch->wchar_signed));

   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_write_pc_p() = %d\n",
                       gdbarch_write_pc_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: write_pc = <%s>\n",
                       host_address_to_string (gdbarch->write_pc));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_write_pc_p() = %d\n",
                       gdbarch_write_pc_p (gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: write_pc = <%s>\n",
                       host_address_to_string (gdbarch->write_pc));

+  fprintf_unfiltered (file,
+                      "gdbarch_dump: xml_syscall_file = %s\n",
+                      pstring (gdbarch->xml_syscall_file));

   if (gdbarch->dump_tdep != NULL)
     gdbarch->dump_tdep (gdbarch, file);
 }
   if (gdbarch->dump_tdep != NULL)
     gdbarch->dump_tdep (gdbarch, file);
 }


@@ -1357,23 +1558,6 @@ gdbarch_target_desc (struct gdbarch *gdbarch)
   return gdbarch->target_desc;
 }
 
   return gdbarch->target_desc;
 }
 

-int
-gdbarch_bits_big_endian (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  /* Skip verify of bits_big_endian, invalid_p == 0 */
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_bits_big_endian called\n");
-  return gdbarch->bits_big_endian;
-}
-
-void
-set_gdbarch_bits_big_endian (struct gdbarch *gdbarch,
-                             int bits_big_endian)
-{
-  gdbarch->bits_big_endian = bits_big_endian;
-}
-

 int
 gdbarch_short_bit (struct gdbarch *gdbarch)
 {
 int
 gdbarch_short_bit (struct gdbarch *gdbarch)
 {


@@ -1442,23 +1626,6 @@ set_gdbarch_long_long_bit (struct gdbarch *gdbarch,
   gdbarch->long_long_bit = long_long_bit;
 }
 
   gdbarch->long_long_bit = long_long_bit;
 }
 

-int
-gdbarch_long_long_align_bit (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  /* Skip verify of long_long_align_bit, invalid_p == 0 */
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_long_long_align_bit called\n");
-  return gdbarch->long_long_align_bit;
-}
-
-void
-set_gdbarch_long_long_align_bit (struct gdbarch *gdbarch,
-                                 int long_long_align_bit)
-{
-  gdbarch->long_long_align_bit = long_long_align_bit;
-}
-

 int
 gdbarch_half_bit (struct gdbarch *gdbarch)
 {
 int
 gdbarch_half_bit (struct gdbarch *gdbarch)
 {


@@ -1591,6 +1758,58 @@ set_gdbarch_long_double_format (struct gdbarch *gdbarch,
   gdbarch->long_double_format = long_double_format;
 }
 
   gdbarch->long_double_format = long_double_format;
 }
 

+int
+gdbarch_wchar_bit (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  /* Skip verify of wchar_bit, invalid_p == 0 */
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_wchar_bit called\n");
+  return gdbarch->wchar_bit;
+}
+
+void
+set_gdbarch_wchar_bit (struct gdbarch *gdbarch,
+                       int wchar_bit)
+{
+  gdbarch->wchar_bit = wchar_bit;
+}
+
+int
+gdbarch_wchar_signed (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  /* Check variable changed from pre-default.  */
+  gdb_assert (gdbarch->wchar_signed != -1);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_wchar_signed called\n");
+  return gdbarch->wchar_signed;
+}
+
+void
+set_gdbarch_wchar_signed (struct gdbarch *gdbarch,
+                          int wchar_signed)
+{
+  gdbarch->wchar_signed = wchar_signed;
+}
+
+const struct floatformat **
+gdbarch_floatformat_for_type (struct gdbarch *gdbarch, const char *name, int length)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->floatformat_for_type != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_floatformat_for_type called\n");
+  return gdbarch->floatformat_for_type (gdbarch, name, length);
+}
+
+void
+set_gdbarch_floatformat_for_type (struct gdbarch *gdbarch,
+                                  gdbarch_floatformat_for_type_ftype floatformat_for_type)
+{
+  gdbarch->floatformat_for_type = floatformat_for_type;
+}
+

 int
 gdbarch_ptr_bit (struct gdbarch *gdbarch)
 {
 int
 gdbarch_ptr_bit (struct gdbarch *gdbarch)
 {


@@ -1670,7 +1889,7 @@ gdbarch_read_pc_p (struct gdbarch *gdbarch)
 }
 
 CORE_ADDR
 }
 
 CORE_ADDR

-gdbarch_read_pc (struct gdbarch *gdbarch, struct regcache *regcache)
+gdbarch_read_pc (struct gdbarch *gdbarch, readable_regcache *regcache)

 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->read_pc != NULL);
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->read_pc != NULL);


@@ -1735,7 +1954,7 @@ gdbarch_pseudo_register_read_p (struct gdbarch *gdbarch)
 }
 
 enum register_status
 }
 
 enum register_status

-gdbarch_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum, gdb_byte *buf)
+gdbarch_pseudo_register_read (struct gdbarch *gdbarch, readable_regcache *regcache, int cookednum, gdb_byte *buf)

 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->pseudo_register_read != NULL);
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->pseudo_register_read != NULL);


@@ -1759,7 +1978,7 @@ gdbarch_pseudo_register_read_value_p (struct gdbarch *gdbarch)
 }
 
 struct value *
 }
 
 struct value *

-gdbarch_pseudo_register_read_value (struct gdbarch *gdbarch, struct regcache *regcache, int cookednum)
+gdbarch_pseudo_register_read_value (struct gdbarch *gdbarch, readable_regcache *regcache, int cookednum)

 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->pseudo_register_read_value != NULL);
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->pseudo_register_read_value != NULL);


@@ -1882,6 +2101,30 @@ set_gdbarch_ax_pseudo_register_push_stack (struct gdbarch *gdbarch,
   gdbarch->ax_pseudo_register_push_stack = ax_pseudo_register_push_stack;
 }
 
   gdbarch->ax_pseudo_register_push_stack = ax_pseudo_register_push_stack;
 }
 

+int
+gdbarch_handle_segmentation_fault_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->handle_segmentation_fault != NULL;
+}
+
+void
+gdbarch_handle_segmentation_fault (struct gdbarch *gdbarch, struct ui_out *uiout)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->handle_segmentation_fault != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_handle_segmentation_fault called\n");
+  gdbarch->handle_segmentation_fault (gdbarch, uiout);
+}
+
+void
+set_gdbarch_handle_segmentation_fault (struct gdbarch *gdbarch,
+                                       gdbarch_handle_segmentation_fault_ftype handle_segmentation_fault)
+{
+  gdbarch->handle_segmentation_fault = handle_segmentation_fault;
+}
+

 int
 gdbarch_sp_regnum (struct gdbarch *gdbarch)
 {
 int
 gdbarch_sp_regnum (struct gdbarch *gdbarch)
 {


@@ -2059,13 +2302,6 @@ set_gdbarch_register_type (struct gdbarch *gdbarch,
   gdbarch->register_type = register_type;
 }
 
   gdbarch->register_type = register_type;
 }
 

-int
-gdbarch_dummy_id_p (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  return gdbarch->dummy_id != NULL;
-}
-

 struct frame_id
 gdbarch_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
 {
 struct frame_id
 gdbarch_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
 {


@@ -2108,13 +2344,13 @@ gdbarch_push_dummy_call_p (struct gdbarch *gdbarch)
 }
 
 CORE_ADDR
 }
 
 CORE_ADDR

-gdbarch_push_dummy_call (struct gdbarch *gdbarch, struct value *function, struct regcache *regcache, CORE_ADDR bp_addr, int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr)
+gdbarch_push_dummy_call (struct gdbarch *gdbarch, struct value *function, struct regcache *regcache, CORE_ADDR bp_addr, int nargs, struct value **args, CORE_ADDR sp, function_call_return_method return_method, CORE_ADDR struct_addr)

 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->push_dummy_call != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_push_dummy_call called\n");
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->push_dummy_call != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_push_dummy_call called\n");

-  return gdbarch->push_dummy_call (gdbarch, function, regcache, bp_addr, nargs, args, sp, struct_return, struct_addr);
+  return gdbarch->push_dummy_call (gdbarch, function, regcache, bp_addr, nargs, args, sp, return_method, struct_addr);

 }
 
 void
 }
 
 void


@@ -2165,6 +2401,23 @@ set_gdbarch_push_dummy_code (struct gdbarch *gdbarch,
   gdbarch->push_dummy_code = push_dummy_code;
 }
 
   gdbarch->push_dummy_code = push_dummy_code;
 }
 

+int
+gdbarch_code_of_frame_writable (struct gdbarch *gdbarch, struct frame_info *frame)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->code_of_frame_writable != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_code_of_frame_writable called\n");
+  return gdbarch->code_of_frame_writable (gdbarch, frame);
+}
+
+void
+set_gdbarch_code_of_frame_writable (struct gdbarch *gdbarch,
+                                    gdbarch_code_of_frame_writable_ftype code_of_frame_writable)
+{
+  gdbarch->code_of_frame_writable = code_of_frame_writable;
+}
+

 void
 gdbarch_print_registers_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all)
 {
 void
 gdbarch_print_registers_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, int regnum, int all)
 {


@@ -2182,13 +2435,6 @@ set_gdbarch_print_registers_info (struct gdbarch *gdbarch,
   gdbarch->print_registers_info = print_registers_info;
 }
 
   gdbarch->print_registers_info = print_registers_info;
 }
 

-int
-gdbarch_print_float_info_p (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  return gdbarch->print_float_info != NULL;
-}
-

 void
 gdbarch_print_float_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args)
 {
 void
 gdbarch_print_float_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame, const char *args)
 {


@@ -2373,13 +2619,13 @@ set_gdbarch_value_to_register (struct gdbarch *gdbarch,
 }
 
 struct value *
 }
 
 struct value *

-gdbarch_value_from_register (struct gdbarch *gdbarch, struct type *type, int regnum, struct frame_info *frame)
+gdbarch_value_from_register (struct gdbarch *gdbarch, struct type *type, int regnum, struct frame_id frame_id)

 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->value_from_register != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_value_from_register called\n");
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->value_from_register != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_value_from_register called\n");

-  return gdbarch->value_from_register (type, regnum, frame);
+  return gdbarch->value_from_register (gdbarch, type, regnum, frame_id);

 }
 
 void
 }
 
 void


@@ -2587,21 +2833,55 @@ set_gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch,
   gdbarch->breakpoint_from_pc = breakpoint_from_pc;
 }
 
   gdbarch->breakpoint_from_pc = breakpoint_from_pc;
 }
 

+int
+gdbarch_breakpoint_kind_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->breakpoint_kind_from_pc != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_breakpoint_kind_from_pc called\n");
+  return gdbarch->breakpoint_kind_from_pc (gdbarch, pcptr);
+}
+
+void
+set_gdbarch_breakpoint_kind_from_pc (struct gdbarch *gdbarch,
+                                     gdbarch_breakpoint_kind_from_pc_ftype breakpoint_kind_from_pc)
+{
+  gdbarch->breakpoint_kind_from_pc = breakpoint_kind_from_pc;
+}
+
+const gdb_byte *
+gdbarch_sw_breakpoint_from_kind (struct gdbarch *gdbarch, int kind, int *size)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->sw_breakpoint_from_kind != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_sw_breakpoint_from_kind called\n");
+  return gdbarch->sw_breakpoint_from_kind (gdbarch, kind, size);
+}
+

 void
 void

-gdbarch_remote_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *kindptr)
+set_gdbarch_sw_breakpoint_from_kind (struct gdbarch *gdbarch,
+                                     gdbarch_sw_breakpoint_from_kind_ftype sw_breakpoint_from_kind)
+{
+  gdbarch->sw_breakpoint_from_kind = sw_breakpoint_from_kind;
+}
+
+int
+gdbarch_breakpoint_kind_from_current_state (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR *pcptr)

 {
   gdb_assert (gdbarch != NULL);
 {
   gdb_assert (gdbarch != NULL);

-  gdb_assert (gdbarch->remote_breakpoint_from_pc != NULL);
+  gdb_assert (gdbarch->breakpoint_kind_from_current_state != NULL);

   if (gdbarch_debug >= 2)
   if (gdbarch_debug >= 2)

-    fprintf_unfiltered (gdb_stdlog, "gdbarch_remote_breakpoint_from_pc called\n");
-  gdbarch->remote_breakpoint_from_pc (gdbarch, pcptr, kindptr);
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_breakpoint_kind_from_current_state called\n");
+  return gdbarch->breakpoint_kind_from_current_state (gdbarch, regcache, pcptr);

 }
 
 void
 }
 
 void

-set_gdbarch_remote_breakpoint_from_pc (struct gdbarch *gdbarch,
-                                       gdbarch_remote_breakpoint_from_pc_ftype remote_breakpoint_from_pc)
+set_gdbarch_breakpoint_kind_from_current_state (struct gdbarch *gdbarch,
+                                                gdbarch_breakpoint_kind_from_current_state_ftype breakpoint_kind_from_current_state)

 {
 {

-  gdbarch->remote_breakpoint_from_pc = remote_breakpoint_from_pc;
+  gdbarch->breakpoint_kind_from_current_state = breakpoint_kind_from_current_state;

 }
 
 int
 }
 
 int


@@ -2737,6 +3017,30 @@ set_gdbarch_fetch_tls_load_module_address (struct gdbarch *gdbarch,
   gdbarch->fetch_tls_load_module_address = fetch_tls_load_module_address;
 }
 
   gdbarch->fetch_tls_load_module_address = fetch_tls_load_module_address;
 }
 

+int
+gdbarch_get_thread_local_address_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->get_thread_local_address != NULL;
+}
+
+CORE_ADDR
+gdbarch_get_thread_local_address (struct gdbarch *gdbarch, ptid_t ptid, CORE_ADDR lm_addr, CORE_ADDR offset)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->get_thread_local_address != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_get_thread_local_address called\n");
+  return gdbarch->get_thread_local_address (gdbarch, ptid, lm_addr, offset);
+}
+
+void
+set_gdbarch_get_thread_local_address (struct gdbarch *gdbarch,
+                                      gdbarch_get_thread_local_address_ftype get_thread_local_address)
+{
+  gdbarch->get_thread_local_address = get_thread_local_address;
+}
+

 CORE_ADDR
 gdbarch_frame_args_skip (struct gdbarch *gdbarch)
 {
 CORE_ADDR
 gdbarch_frame_args_skip (struct gdbarch *gdbarch)
 {


@@ -2754,13 +3058,6 @@ set_gdbarch_frame_args_skip (struct gdbarch *gdbarch,
   gdbarch->frame_args_skip = frame_args_skip;
 }
 
   gdbarch->frame_args_skip = frame_args_skip;
 }
 

-int
-gdbarch_unwind_pc_p (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  return gdbarch->unwind_pc != NULL;
-}
-

 CORE_ADDR
 gdbarch_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
 {
 CORE_ADDR
 gdbarch_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
 {


@@ -2778,13 +3075,6 @@ set_gdbarch_unwind_pc (struct gdbarch *gdbarch,
   gdbarch->unwind_pc = unwind_pc;
 }
 
   gdbarch->unwind_pc = unwind_pc;
 }
 

-int
-gdbarch_unwind_sp_p (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  return gdbarch->unwind_sp != NULL;
-}
-

 CORE_ADDR
 gdbarch_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame)
 {
 CORE_ADDR
 gdbarch_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame)
 {


@@ -2917,6 +3207,23 @@ set_gdbarch_addr_bits_remove (struct gdbarch *gdbarch,
   gdbarch->addr_bits_remove = addr_bits_remove;
 }
 
   gdbarch->addr_bits_remove = addr_bits_remove;
 }
 

+int
+gdbarch_significant_addr_bit (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  /* Skip verify of significant_addr_bit, invalid_p == 0 */
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_significant_addr_bit called\n");
+  return gdbarch->significant_addr_bit;
+}
+
+void
+set_gdbarch_significant_addr_bit (struct gdbarch *gdbarch,
+                                  int significant_addr_bit)
+{
+  gdbarch->significant_addr_bit = significant_addr_bit;
+}
+

 int
 gdbarch_software_single_step_p (struct gdbarch *gdbarch)
 {
 int
 gdbarch_software_single_step_p (struct gdbarch *gdbarch)
 {


@@ -2924,14 +3231,14 @@ gdbarch_software_single_step_p (struct gdbarch *gdbarch)
   return gdbarch->software_single_step != NULL;
 }
 
   return gdbarch->software_single_step != NULL;
 }
 

-int
-gdbarch_software_single_step (struct gdbarch *gdbarch, struct frame_info *frame)
+std::vector<CORE_ADDR>
+gdbarch_software_single_step (struct gdbarch *gdbarch, struct regcache *regcache)

 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->software_single_step != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_software_single_step called\n");
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->software_single_step != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_software_single_step called\n");

-  return gdbarch->software_single_step (frame);
+  return gdbarch->software_single_step (regcache);

 }
 
 void
 }
 
 void


@@ -3033,21 +3340,45 @@ set_gdbarch_in_solib_return_trampoline (struct gdbarch *gdbarch,
   gdbarch->in_solib_return_trampoline = in_solib_return_trampoline;
 }
 
   gdbarch->in_solib_return_trampoline = in_solib_return_trampoline;
 }
 

+bool
+gdbarch_in_indirect_branch_thunk (struct gdbarch *gdbarch, CORE_ADDR pc)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->in_indirect_branch_thunk != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_in_indirect_branch_thunk called\n");
+  return gdbarch->in_indirect_branch_thunk (gdbarch, pc);
+}
+
+void
+set_gdbarch_in_indirect_branch_thunk (struct gdbarch *gdbarch,
+                                      gdbarch_in_indirect_branch_thunk_ftype in_indirect_branch_thunk)
+{
+  gdbarch->in_indirect_branch_thunk = in_indirect_branch_thunk;
+}
+

 int
 int

-gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, CORE_ADDR addr)
+gdbarch_stack_frame_destroyed_p (struct gdbarch *gdbarch, CORE_ADDR addr)

 {
   gdb_assert (gdbarch != NULL);
 {
   gdb_assert (gdbarch != NULL);

-  gdb_assert (gdbarch->in_function_epilogue_p != NULL);
+  gdb_assert (gdbarch->stack_frame_destroyed_p != NULL);

   if (gdbarch_debug >= 2)
   if (gdbarch_debug >= 2)

-    fprintf_unfiltered (gdb_stdlog, "gdbarch_in_function_epilogue_p called\n");
-  return gdbarch->in_function_epilogue_p (gdbarch, addr);
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_stack_frame_destroyed_p called\n");
+  return gdbarch->stack_frame_destroyed_p (gdbarch, addr);

 }
 
 void
 }
 
 void

-set_gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch,
-                                    gdbarch_in_function_epilogue_p_ftype in_function_epilogue_p)
+set_gdbarch_stack_frame_destroyed_p (struct gdbarch *gdbarch,
+                                     gdbarch_stack_frame_destroyed_p_ftype stack_frame_destroyed_p)
+{
+  gdbarch->stack_frame_destroyed_p = stack_frame_destroyed_p;
+}
+
+int
+gdbarch_elf_make_msymbol_special_p (struct gdbarch *gdbarch)

 {
 {

-  gdbarch->in_function_epilogue_p = in_function_epilogue_p;
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->elf_make_msymbol_special != NULL;

 }
 
 void
 }
 
 void


@@ -3084,49 +3415,100 @@ set_gdbarch_coff_make_msymbol_special (struct gdbarch *gdbarch,
   gdbarch->coff_make_msymbol_special = coff_make_msymbol_special;
 }
 
   gdbarch->coff_make_msymbol_special = coff_make_msymbol_special;
 }
 

-int
-gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch)
+void
+gdbarch_make_symbol_special (struct gdbarch *gdbarch, struct symbol *sym, struct objfile *objfile)

 {
   gdb_assert (gdbarch != NULL);
 {
   gdb_assert (gdbarch != NULL);

-  /* Skip verify of cannot_step_breakpoint, invalid_p == 0 */
+  gdb_assert (gdbarch->make_symbol_special != NULL);

   if (gdbarch_debug >= 2)
   if (gdbarch_debug >= 2)

-    fprintf_unfiltered (gdb_stdlog, "gdbarch_cannot_step_breakpoint called\n");
-  return gdbarch->cannot_step_breakpoint;
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_make_symbol_special called\n");
+  gdbarch->make_symbol_special (sym, objfile);

 }
 
 void
 }
 
 void

-set_gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch,
-                                    int cannot_step_breakpoint)
+set_gdbarch_make_symbol_special (struct gdbarch *gdbarch,
+                                 gdbarch_make_symbol_special_ftype make_symbol_special)

 {
 {

-  gdbarch->cannot_step_breakpoint = cannot_step_breakpoint;
+  gdbarch->make_symbol_special = make_symbol_special;

 }
 
 }
 

-int
-gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch)
+CORE_ADDR
+gdbarch_adjust_dwarf2_addr (struct gdbarch *gdbarch, CORE_ADDR pc)

 {
   gdb_assert (gdbarch != NULL);
 {
   gdb_assert (gdbarch != NULL);

-  /* Skip verify of have_nonsteppable_watchpoint, invalid_p == 0 */
+  gdb_assert (gdbarch->adjust_dwarf2_addr != NULL);

   if (gdbarch_debug >= 2)
   if (gdbarch_debug >= 2)

-    fprintf_unfiltered (gdb_stdlog, "gdbarch_have_nonsteppable_watchpoint called\n");
-  return gdbarch->have_nonsteppable_watchpoint;
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_adjust_dwarf2_addr called\n");
+  return gdbarch->adjust_dwarf2_addr (pc);

 }
 
 void
 }
 
 void

-set_gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch,
-                                          int have_nonsteppable_watchpoint)
+set_gdbarch_adjust_dwarf2_addr (struct gdbarch *gdbarch,
+                                gdbarch_adjust_dwarf2_addr_ftype adjust_dwarf2_addr)

 {
 {

-  gdbarch->have_nonsteppable_watchpoint = have_nonsteppable_watchpoint;
+  gdbarch->adjust_dwarf2_addr = adjust_dwarf2_addr;

 }
 
 }
 

-int
-gdbarch_address_class_type_flags_p (struct gdbarch *gdbarch)
+CORE_ADDR
+gdbarch_adjust_dwarf2_line (struct gdbarch *gdbarch, CORE_ADDR addr, int rel)

 {
   gdb_assert (gdbarch != NULL);
 {
   gdb_assert (gdbarch != NULL);

-  return gdbarch->address_class_type_flags != NULL;
+  gdb_assert (gdbarch->adjust_dwarf2_line != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_adjust_dwarf2_line called\n");
+  return gdbarch->adjust_dwarf2_line (addr, rel);
+}
+
+void
+set_gdbarch_adjust_dwarf2_line (struct gdbarch *gdbarch,
+                                gdbarch_adjust_dwarf2_line_ftype adjust_dwarf2_line)
+{
+  gdbarch->adjust_dwarf2_line = adjust_dwarf2_line;

 }
 
 int
 }
 
 int

-gdbarch_address_class_type_flags (struct gdbarch *gdbarch, int byte_size, int dwarf2_addr_class)
+gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  /* Skip verify of cannot_step_breakpoint, invalid_p == 0 */
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_cannot_step_breakpoint called\n");
+  return gdbarch->cannot_step_breakpoint;
+}
+
+void
+set_gdbarch_cannot_step_breakpoint (struct gdbarch *gdbarch,
+                                    int cannot_step_breakpoint)
+{
+  gdbarch->cannot_step_breakpoint = cannot_step_breakpoint;
+}
+
+int
+gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  /* Skip verify of have_nonsteppable_watchpoint, invalid_p == 0 */
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_have_nonsteppable_watchpoint called\n");
+  return gdbarch->have_nonsteppable_watchpoint;
+}
+
+void
+set_gdbarch_have_nonsteppable_watchpoint (struct gdbarch *gdbarch,
+                                          int have_nonsteppable_watchpoint)
+{
+  gdbarch->have_nonsteppable_watchpoint = have_nonsteppable_watchpoint;
+}
+
+int
+gdbarch_address_class_type_flags_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->address_class_type_flags != NULL;
+}
+
+int
+gdbarch_address_class_type_flags (struct gdbarch *gdbarch, int byte_size, int dwarf2_addr_class)

 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->address_class_type_flags != NULL);
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->address_class_type_flags != NULL);


@@ -3166,6 +3548,23 @@ set_gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch,
   gdbarch->address_class_type_flags_to_name = address_class_type_flags_to_name;
 }
 
   gdbarch->address_class_type_flags_to_name = address_class_type_flags_to_name;
 }
 

+bool
+gdbarch_execute_dwarf_cfa_vendor_op (struct gdbarch *gdbarch, gdb_byte op, struct dwarf2_frame_state *fs)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->execute_dwarf_cfa_vendor_op != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_execute_dwarf_cfa_vendor_op called\n");
+  return gdbarch->execute_dwarf_cfa_vendor_op (gdbarch, op, fs);
+}
+
+void
+set_gdbarch_execute_dwarf_cfa_vendor_op (struct gdbarch *gdbarch,
+                                         gdbarch_execute_dwarf_cfa_vendor_op_ftype execute_dwarf_cfa_vendor_op)
+{
+  gdbarch->execute_dwarf_cfa_vendor_op = execute_dwarf_cfa_vendor_op;
+}
+

 int
 gdbarch_address_class_name_to_type_flags_p (struct gdbarch *gdbarch)
 {
 int
 gdbarch_address_class_name_to_type_flags_p (struct gdbarch *gdbarch)
 {


@@ -3232,43 +3631,27 @@ set_gdbarch_fetch_pointer_argument (struct gdbarch *gdbarch,
 }
 
 int
 }
 
 int

-gdbarch_regset_from_core_section_p (struct gdbarch *gdbarch)
+gdbarch_iterate_over_regset_sections_p (struct gdbarch *gdbarch)

 {
   gdb_assert (gdbarch != NULL);
 {
   gdb_assert (gdbarch != NULL);

-  return gdbarch->regset_from_core_section != NULL;
-}
-
-const struct regset *
-gdbarch_regset_from_core_section (struct gdbarch *gdbarch, const char *sect_name, size_t sect_size)
-{
-  gdb_assert (gdbarch != NULL);
-  gdb_assert (gdbarch->regset_from_core_section != NULL);
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_regset_from_core_section called\n");
-  return gdbarch->regset_from_core_section (gdbarch, sect_name, sect_size);
+  return gdbarch->iterate_over_regset_sections != NULL;

 }
 
 void
 }
 
 void

-set_gdbarch_regset_from_core_section (struct gdbarch *gdbarch,
-                                      gdbarch_regset_from_core_section_ftype regset_from_core_section)
-{
-  gdbarch->regset_from_core_section = regset_from_core_section;
-}
-
-struct core_regset_section *
-gdbarch_core_regset_sections (struct gdbarch *gdbarch)
+gdbarch_iterate_over_regset_sections (struct gdbarch *gdbarch, iterate_over_regset_sections_cb *cb, void *cb_data, const struct regcache *regcache)

 {
   gdb_assert (gdbarch != NULL);
 {
   gdb_assert (gdbarch != NULL);

+  gdb_assert (gdbarch->iterate_over_regset_sections != NULL);

   if (gdbarch_debug >= 2)
   if (gdbarch_debug >= 2)

-    fprintf_unfiltered (gdb_stdlog, "gdbarch_core_regset_sections called\n");
-  return gdbarch->core_regset_sections;
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_iterate_over_regset_sections called\n");
+  gdbarch->iterate_over_regset_sections (gdbarch, cb, cb_data, regcache);

 }
 
 void
 }
 
 void

-set_gdbarch_core_regset_sections (struct gdbarch *gdbarch,
-                                  struct core_regset_section * core_regset_sections)
+set_gdbarch_iterate_over_regset_sections (struct gdbarch *gdbarch,
+                                          gdbarch_iterate_over_regset_sections_ftype iterate_over_regset_sections)

 {
 {

-  gdbarch->core_regset_sections = core_regset_sections;
+  gdbarch->iterate_over_regset_sections = iterate_over_regset_sections;

 }
 
 int
 }
 
 int


@@ -3295,30 +3678,6 @@ set_gdbarch_make_corefile_notes (struct gdbarch *gdbarch,
   gdbarch->make_corefile_notes = make_corefile_notes;
 }
 
   gdbarch->make_corefile_notes = make_corefile_notes;
 }
 

-int
-gdbarch_elfcore_write_linux_prpsinfo_p (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  return gdbarch->elfcore_write_linux_prpsinfo != NULL;
-}
-
-char *
-gdbarch_elfcore_write_linux_prpsinfo (struct gdbarch *gdbarch, bfd *obfd, char *note_data, int *note_size, const struct elf_internal_linux_prpsinfo *info)
-{
-  gdb_assert (gdbarch != NULL);
-  gdb_assert (gdbarch->elfcore_write_linux_prpsinfo != NULL);
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_elfcore_write_linux_prpsinfo called\n");
-  return gdbarch->elfcore_write_linux_prpsinfo (obfd, note_data, note_size, info);
-}
-
-void
-set_gdbarch_elfcore_write_linux_prpsinfo (struct gdbarch *gdbarch,
-                                          gdbarch_elfcore_write_linux_prpsinfo_ftype elfcore_write_linux_prpsinfo)
-{
-  gdbarch->elfcore_write_linux_prpsinfo = elfcore_write_linux_prpsinfo;
-}
-

 int
 gdbarch_find_memory_regions_p (struct gdbarch *gdbarch)
 {
 int
 gdbarch_find_memory_regions_p (struct gdbarch *gdbarch)
 {


@@ -3398,7 +3757,7 @@ gdbarch_core_pid_to_str_p (struct gdbarch *gdbarch)
   return gdbarch->core_pid_to_str != NULL;
 }
 
   return gdbarch->core_pid_to_str != NULL;
 }
 

-char *
+std::string

 gdbarch_core_pid_to_str (struct gdbarch *gdbarch, ptid_t ptid)
 {
   gdb_assert (gdbarch != NULL);
 gdbarch_core_pid_to_str (struct gdbarch *gdbarch, ptid_t ptid)
 {
   gdb_assert (gdbarch != NULL);


@@ -3415,6 +3774,54 @@ set_gdbarch_core_pid_to_str (struct gdbarch *gdbarch,
   gdbarch->core_pid_to_str = core_pid_to_str;
 }
 
   gdbarch->core_pid_to_str = core_pid_to_str;
 }
 

+int
+gdbarch_core_thread_name_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->core_thread_name != NULL;
+}
+
+const char *
+gdbarch_core_thread_name (struct gdbarch *gdbarch, struct thread_info *thr)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->core_thread_name != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_core_thread_name called\n");
+  return gdbarch->core_thread_name (gdbarch, thr);
+}
+
+void
+set_gdbarch_core_thread_name (struct gdbarch *gdbarch,
+                              gdbarch_core_thread_name_ftype core_thread_name)
+{
+  gdbarch->core_thread_name = core_thread_name;
+}
+
+int
+gdbarch_core_xfer_siginfo_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->core_xfer_siginfo != NULL;
+}
+
+LONGEST
+gdbarch_core_xfer_siginfo (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, ULONGEST len)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->core_xfer_siginfo != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_core_xfer_siginfo called\n");
+  return gdbarch->core_xfer_siginfo (gdbarch,  readbuf, offset, len);
+}
+
+void
+set_gdbarch_core_xfer_siginfo (struct gdbarch *gdbarch,
+                               gdbarch_core_xfer_siginfo_ftype core_xfer_siginfo)
+{
+  gdbarch->core_xfer_siginfo = core_xfer_siginfo;
+}
+

 int
 gdbarch_gcore_bfd_target_p (struct gdbarch *gdbarch)
 {
 int
 gdbarch_gcore_bfd_target_p (struct gdbarch *gdbarch)
 {


@@ -3474,13 +3881,6 @@ set_gdbarch_vbit_in_delta (struct gdbarch *gdbarch,
   gdbarch->vbit_in_delta = vbit_in_delta;
 }
 
   gdbarch->vbit_in_delta = vbit_in_delta;
 }
 

-int
-gdbarch_skip_permanent_breakpoint_p (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  return gdbarch->skip_permanent_breakpoint != NULL;
-}
-

 void
 gdbarch_skip_permanent_breakpoint (struct gdbarch *gdbarch, struct regcache *regcache)
 {
 void
 gdbarch_skip_permanent_breakpoint (struct gdbarch *gdbarch, struct regcache *regcache)
 {


@@ -3589,23 +3989,6 @@ set_gdbarch_displaced_step_fixup (struct gdbarch *gdbarch,
   gdbarch->displaced_step_fixup = displaced_step_fixup;
 }
 
   gdbarch->displaced_step_fixup = displaced_step_fixup;
 }
 

-void
-gdbarch_displaced_step_free_closure (struct gdbarch *gdbarch, struct displaced_step_closure *closure)
-{
-  gdb_assert (gdbarch != NULL);
-  gdb_assert (gdbarch->displaced_step_free_closure != NULL);
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_displaced_step_free_closure called\n");
-  gdbarch->displaced_step_free_closure (gdbarch, closure);
-}
-
-void
-set_gdbarch_displaced_step_free_closure (struct gdbarch *gdbarch,
-                                         gdbarch_displaced_step_free_closure_ftype displaced_step_free_closure)
-{
-  gdbarch->displaced_step_free_closure = displaced_step_free_closure;
-}
-

 CORE_ADDR
 gdbarch_displaced_step_location (struct gdbarch *gdbarch)
 {
 CORE_ADDR
 gdbarch_displaced_step_location (struct gdbarch *gdbarch)
 {


@@ -3889,13 +4272,13 @@ gdbarch_get_syscall_number_p (struct gdbarch *gdbarch)
 }
 
 LONGEST
 }
 
 LONGEST

-gdbarch_get_syscall_number (struct gdbarch *gdbarch, ptid_t ptid)
+gdbarch_get_syscall_number (struct gdbarch *gdbarch, thread_info *thread)

 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->get_syscall_number != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_get_syscall_number called\n");
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->get_syscall_number != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_get_syscall_number called\n");

-  return gdbarch->get_syscall_number (gdbarch, ptid);
+  return gdbarch->get_syscall_number (gdbarch, thread);

 }
 
 void
 }
 
 void


@@ -3905,6 +4288,40 @@ set_gdbarch_get_syscall_number (struct gdbarch *gdbarch,
   gdbarch->get_syscall_number = get_syscall_number;
 }
 
   gdbarch->get_syscall_number = get_syscall_number;
 }
 

+const char *
+gdbarch_xml_syscall_file (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  /* Skip verify of xml_syscall_file, invalid_p == 0 */
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_xml_syscall_file called\n");
+  return gdbarch->xml_syscall_file;
+}
+
+void
+set_gdbarch_xml_syscall_file (struct gdbarch *gdbarch,
+                              const char * xml_syscall_file)
+{
+  gdbarch->xml_syscall_file = xml_syscall_file;
+}
+
+struct syscalls_info *
+gdbarch_syscalls_info (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  /* Skip verify of syscalls_info, invalid_p == 0 */
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_syscalls_info called\n");
+  return gdbarch->syscalls_info;
+}
+
+void
+set_gdbarch_syscalls_info (struct gdbarch *gdbarch,
+                           struct syscalls_info * syscalls_info)
+{
+  gdbarch->syscalls_info = syscalls_info;
+}
+

 const char *const *
 gdbarch_stap_integer_prefixes (struct gdbarch *gdbarch)
 {
 const char *const *
 gdbarch_stap_integer_prefixes (struct gdbarch *gdbarch)
 {


@@ -4089,6 +4506,126 @@ set_gdbarch_stap_parse_special_token (struct gdbarch *gdbarch,
   gdbarch->stap_parse_special_token = stap_parse_special_token;
 }
 
   gdbarch->stap_parse_special_token = stap_parse_special_token;
 }
 

+int
+gdbarch_stap_adjust_register_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->stap_adjust_register != NULL;
+}
+
+std::string
+gdbarch_stap_adjust_register (struct gdbarch *gdbarch, struct stap_parse_info *p, const std::string &regname, int regnum)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->stap_adjust_register != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_stap_adjust_register called\n");
+  return gdbarch->stap_adjust_register (gdbarch, p, regname, regnum);
+}
+
+void
+set_gdbarch_stap_adjust_register (struct gdbarch *gdbarch,
+                                  gdbarch_stap_adjust_register_ftype stap_adjust_register)
+{
+  gdbarch->stap_adjust_register = stap_adjust_register;
+}
+
+int
+gdbarch_dtrace_parse_probe_argument_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->dtrace_parse_probe_argument != NULL;
+}
+
+void
+gdbarch_dtrace_parse_probe_argument (struct gdbarch *gdbarch, struct expr_builder *builder, int narg)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->dtrace_parse_probe_argument != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_dtrace_parse_probe_argument called\n");
+  gdbarch->dtrace_parse_probe_argument (gdbarch, builder, narg);
+}
+
+void
+set_gdbarch_dtrace_parse_probe_argument (struct gdbarch *gdbarch,
+                                         gdbarch_dtrace_parse_probe_argument_ftype dtrace_parse_probe_argument)
+{
+  gdbarch->dtrace_parse_probe_argument = dtrace_parse_probe_argument;
+}
+
+int
+gdbarch_dtrace_probe_is_enabled_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->dtrace_probe_is_enabled != NULL;
+}
+
+int
+gdbarch_dtrace_probe_is_enabled (struct gdbarch *gdbarch, CORE_ADDR addr)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->dtrace_probe_is_enabled != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_dtrace_probe_is_enabled called\n");
+  return gdbarch->dtrace_probe_is_enabled (gdbarch, addr);
+}
+
+void
+set_gdbarch_dtrace_probe_is_enabled (struct gdbarch *gdbarch,
+                                     gdbarch_dtrace_probe_is_enabled_ftype dtrace_probe_is_enabled)
+{
+  gdbarch->dtrace_probe_is_enabled = dtrace_probe_is_enabled;
+}
+
+int
+gdbarch_dtrace_enable_probe_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->dtrace_enable_probe != NULL;
+}
+
+void
+gdbarch_dtrace_enable_probe (struct gdbarch *gdbarch, CORE_ADDR addr)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->dtrace_enable_probe != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_dtrace_enable_probe called\n");
+  gdbarch->dtrace_enable_probe (gdbarch, addr);
+}
+
+void
+set_gdbarch_dtrace_enable_probe (struct gdbarch *gdbarch,
+                                 gdbarch_dtrace_enable_probe_ftype dtrace_enable_probe)
+{
+  gdbarch->dtrace_enable_probe = dtrace_enable_probe;
+}
+
+int
+gdbarch_dtrace_disable_probe_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->dtrace_disable_probe != NULL;
+}
+
+void
+gdbarch_dtrace_disable_probe (struct gdbarch *gdbarch, CORE_ADDR addr)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->dtrace_disable_probe != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_dtrace_disable_probe called\n");
+  gdbarch->dtrace_disable_probe (gdbarch, addr);
+}
+
+void
+set_gdbarch_dtrace_disable_probe (struct gdbarch *gdbarch,
+                                  gdbarch_dtrace_disable_probe_ftype dtrace_disable_probe)
+{
+  gdbarch->dtrace_disable_probe = dtrace_disable_probe;
+}
+

 int
 gdbarch_has_global_solist (struct gdbarch *gdbarch)
 {
 int
 gdbarch_has_global_solist (struct gdbarch *gdbarch)
 {


@@ -4141,13 +4678,13 @@ set_gdbarch_has_shared_address_space (struct gdbarch *gdbarch,
 }
 
 int
 }
 
 int

-gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, CORE_ADDR addr, int *isize, char **msg)
+gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch, CORE_ADDR addr, std::string *msg)

 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->fast_tracepoint_valid_at != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_fast_tracepoint_valid_at called\n");
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->fast_tracepoint_valid_at != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_fast_tracepoint_valid_at called\n");

-  return gdbarch->fast_tracepoint_valid_at (gdbarch, addr, isize, msg);
+  return gdbarch->fast_tracepoint_valid_at (gdbarch, addr, msg);

 }
 
 void
 }
 
 void


@@ -4157,6 +4694,23 @@ set_gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch,
   gdbarch->fast_tracepoint_valid_at = fast_tracepoint_valid_at;
 }
 
   gdbarch->fast_tracepoint_valid_at = fast_tracepoint_valid_at;
 }
 

+void
+gdbarch_guess_tracepoint_registers (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR addr)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->guess_tracepoint_registers != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_guess_tracepoint_registers called\n");
+  gdbarch->guess_tracepoint_registers (gdbarch, regcache, addr);
+}
+
+void
+set_gdbarch_guess_tracepoint_registers (struct gdbarch *gdbarch,
+                                        gdbarch_guess_tracepoint_registers_ftype guess_tracepoint_registers)
+{
+  gdbarch->guess_tracepoint_registers = guess_tracepoint_registers;
+}
+

 const char *
 gdbarch_auto_charset (struct gdbarch *gdbarch)
 {
 const char *
 gdbarch_auto_charset (struct gdbarch *gdbarch)
 {


@@ -4249,7 +4803,7 @@ gdbarch_info_proc_p (struct gdbarch *gdbarch)
 }
 
 void
 }
 
 void

-gdbarch_info_proc (struct gdbarch *gdbarch, char *args, enum info_proc_what what)
+gdbarch_info_proc (struct gdbarch *gdbarch, const char *args, enum info_proc_what what)

 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->info_proc != NULL);
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->info_proc != NULL);


@@ -4273,7 +4827,7 @@ gdbarch_core_info_proc_p (struct gdbarch *gdbarch)
 }
 
 void
 }
 
 void

-gdbarch_core_info_proc (struct gdbarch *gdbarch, char *args, enum info_proc_what what)
+gdbarch_core_info_proc (struct gdbarch *gdbarch, const char *args, enum info_proc_what what)

 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->core_info_proc != NULL);
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->core_info_proc != NULL);


@@ -4374,6 +4928,234 @@ set_gdbarch_insn_is_jump (struct gdbarch *gdbarch,
   gdbarch->insn_is_jump = insn_is_jump;
 }
 
   gdbarch->insn_is_jump = insn_is_jump;
 }
 

+int
+gdbarch_auxv_parse_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->auxv_parse != NULL;
+}
+
+int
+gdbarch_auxv_parse (struct gdbarch *gdbarch, gdb_byte **readptr, gdb_byte *endptr, CORE_ADDR *typep, CORE_ADDR *valp)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->auxv_parse != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_auxv_parse called\n");
+  return gdbarch->auxv_parse (gdbarch, readptr, endptr, typep, valp);
+}
+
+void
+set_gdbarch_auxv_parse (struct gdbarch *gdbarch,
+                        gdbarch_auxv_parse_ftype auxv_parse)
+{
+  gdbarch->auxv_parse = auxv_parse;
+}
+
+void
+gdbarch_print_auxv_entry (struct gdbarch *gdbarch, struct ui_file *file, CORE_ADDR type, CORE_ADDR val)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->print_auxv_entry != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_print_auxv_entry called\n");
+  gdbarch->print_auxv_entry (gdbarch, file, type, val);
+}
+
+void
+set_gdbarch_print_auxv_entry (struct gdbarch *gdbarch,
+                              gdbarch_print_auxv_entry_ftype print_auxv_entry)
+{
+  gdbarch->print_auxv_entry = print_auxv_entry;
+}
+
+int
+gdbarch_vsyscall_range (struct gdbarch *gdbarch, struct mem_range *range)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->vsyscall_range != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_vsyscall_range called\n");
+  return gdbarch->vsyscall_range (gdbarch, range);
+}
+
+void
+set_gdbarch_vsyscall_range (struct gdbarch *gdbarch,
+                            gdbarch_vsyscall_range_ftype vsyscall_range)
+{
+  gdbarch->vsyscall_range = vsyscall_range;
+}
+
+CORE_ADDR
+gdbarch_infcall_mmap (struct gdbarch *gdbarch, CORE_ADDR size, unsigned prot)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->infcall_mmap != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_infcall_mmap called\n");
+  return gdbarch->infcall_mmap (size, prot);
+}
+
+void
+set_gdbarch_infcall_mmap (struct gdbarch *gdbarch,
+                          gdbarch_infcall_mmap_ftype infcall_mmap)
+{
+  gdbarch->infcall_mmap = infcall_mmap;
+}
+
+void
+gdbarch_infcall_munmap (struct gdbarch *gdbarch, CORE_ADDR addr, CORE_ADDR size)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->infcall_munmap != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_infcall_munmap called\n");
+  gdbarch->infcall_munmap (addr, size);
+}
+
+void
+set_gdbarch_infcall_munmap (struct gdbarch *gdbarch,
+                            gdbarch_infcall_munmap_ftype infcall_munmap)
+{
+  gdbarch->infcall_munmap = infcall_munmap;
+}
+
+std::string
+gdbarch_gcc_target_options (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->gcc_target_options != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_gcc_target_options called\n");
+  return gdbarch->gcc_target_options (gdbarch);
+}
+
+void
+set_gdbarch_gcc_target_options (struct gdbarch *gdbarch,
+                                gdbarch_gcc_target_options_ftype gcc_target_options)
+{
+  gdbarch->gcc_target_options = gcc_target_options;
+}
+
+const char *
+gdbarch_gnu_triplet_regexp (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->gnu_triplet_regexp != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_gnu_triplet_regexp called\n");
+  return gdbarch->gnu_triplet_regexp (gdbarch);
+}
+
+void
+set_gdbarch_gnu_triplet_regexp (struct gdbarch *gdbarch,
+                                gdbarch_gnu_triplet_regexp_ftype gnu_triplet_regexp)
+{
+  gdbarch->gnu_triplet_regexp = gnu_triplet_regexp;
+}
+
+int
+gdbarch_addressable_memory_unit_size (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->addressable_memory_unit_size != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_addressable_memory_unit_size called\n");
+  return gdbarch->addressable_memory_unit_size (gdbarch);
+}
+
+void
+set_gdbarch_addressable_memory_unit_size (struct gdbarch *gdbarch,
+                                          gdbarch_addressable_memory_unit_size_ftype addressable_memory_unit_size)
+{
+  gdbarch->addressable_memory_unit_size = addressable_memory_unit_size;
+}
+
+const char *
+gdbarch_disassembler_options_implicit (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  /* Skip verify of disassembler_options_implicit, invalid_p == 0 */
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_disassembler_options_implicit called\n");
+  return gdbarch->disassembler_options_implicit;
+}
+
+void
+set_gdbarch_disassembler_options_implicit (struct gdbarch *gdbarch,
+                                           const char * disassembler_options_implicit)
+{
+  gdbarch->disassembler_options_implicit = disassembler_options_implicit;
+}
+
+char **
+gdbarch_disassembler_options (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  /* Skip verify of disassembler_options, invalid_p == 0 */
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_disassembler_options called\n");
+  return gdbarch->disassembler_options;
+}
+
+void
+set_gdbarch_disassembler_options (struct gdbarch *gdbarch,
+                                  char ** disassembler_options)
+{
+  gdbarch->disassembler_options = disassembler_options;
+}
+
+const disasm_options_and_args_t *
+gdbarch_valid_disassembler_options (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  /* Skip verify of valid_disassembler_options, invalid_p == 0 */
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_valid_disassembler_options called\n");
+  return gdbarch->valid_disassembler_options;
+}
+
+void
+set_gdbarch_valid_disassembler_options (struct gdbarch *gdbarch,
+                                        const disasm_options_and_args_t * valid_disassembler_options)
+{
+  gdbarch->valid_disassembler_options = valid_disassembler_options;
+}
+
+ULONGEST
+gdbarch_type_align (struct gdbarch *gdbarch, struct type *type)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->type_align != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_type_align called\n");
+  return gdbarch->type_align (gdbarch, type);
+}
+
+void
+set_gdbarch_type_align (struct gdbarch *gdbarch,
+                        gdbarch_type_align_ftype type_align)
+{
+  gdbarch->type_align = type_align;
+}
+
+std::string
+gdbarch_get_pc_address_flags (struct gdbarch *gdbarch, frame_info *frame, CORE_ADDR pc)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->get_pc_address_flags != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_get_pc_address_flags called\n");
+  return gdbarch->get_pc_address_flags (frame, pc);
+}
+
+void
+set_gdbarch_get_pc_address_flags (struct gdbarch *gdbarch,
+                                  gdbarch_get_pc_address_flags_ftype get_pc_address_flags)
+{
+  gdbarch->get_pc_address_flags = get_pc_address_flags;
+}
+

 
 /* Keep a registry of per-architecture data-pointers required by GDB
    modules.  */
 
 /* Keep a registry of per-architecture data-pointers required by GDB
    modules.  */


@@ -4515,7 +5297,7 @@ static struct gdbarch_registration *gdbarch_registry = NULL;
 static void
 append_name (const char ***buf, int *nr, const char *name)
 {
 static void
 append_name (const char ***buf, int *nr, const char *name)
 {

-  *buf = xrealloc (*buf, sizeof (char**) * (*nr + 1));
+  *buf = XRESIZEVEC (const char *, *buf, *nr + 1);

   (*buf)[*nr] = name;
   *nr += 1;
 }
   (*buf)[*nr] = name;
   *nr += 1;
 }


@@ -4696,7 +5478,7 @@ gdbarch_find_by_info (struct gdbarch_info info)
   if (new_gdbarch->initialized_p)
     {
       struct gdbarch_list **list;
   if (new_gdbarch->initialized_p)
     {
       struct gdbarch_list **list;

-      struct gdbarch_list *this;
+      struct gdbarch_list *self;

       if (gdbarch_debug)
        fprintf_unfiltered (gdb_stdlog, "gdbarch_find_by_info: "
                            "Previous architecture %s (%s) selected\n",
       if (gdbarch_debug)
        fprintf_unfiltered (gdb_stdlog, "gdbarch_find_by_info: "
                            "Previous architecture %s (%s) selected\n",


@@ -4708,12 +5490,12 @@ gdbarch_find_by_info (struct gdbarch_info info)
           list = &(*list)->next);
       /* It had better be in the list of architectures.  */
       gdb_assert ((*list) != NULL && (*list)->gdbarch == new_gdbarch);
           list = &(*list)->next);
       /* It had better be in the list of architectures.  */
       gdb_assert ((*list) != NULL && (*list)->gdbarch == new_gdbarch);

-      /* Unlink THIS.  */
-      this = (*list);
-      (*list) = this->next;
-      /* Insert THIS at the front.  */
-      this->next = rego->arches;
-      rego->arches = this;
+      /* Unlink SELF.  */
+      self = (*list);
+      (*list) = self->next;
+      /* Insert SELF at the front.  */
+      self->next = rego->arches;
+      rego->arches = self;

       /* Return it.  */
       return new_gdbarch;
     }
       /* Return it.  */
       return new_gdbarch;
     }


@@ -4728,10 +5510,10 @@ gdbarch_find_by_info (struct gdbarch_info info)
   /* Insert the new architecture into the front of the architecture
      list (keep the list sorted Most Recently Used).  */
   {
   /* Insert the new architecture into the front of the architecture
      list (keep the list sorted Most Recently Used).  */
   {

-    struct gdbarch_list *this = XNEW (struct gdbarch_list);
-    this->next = rego->arches;
-    this->gdbarch = new_gdbarch;
-    rego->arches = this;
+    struct gdbarch_list *self = XNEW (struct gdbarch_list);
+    self->next = rego->arches;
+    self->gdbarch = new_gdbarch;
+    rego->arches = self;

   }    
 
   /* Check that the newly installed architecture is valid.  Plug in
   }    
 
   /* Check that the newly installed architecture is valid.  Plug in


@@ -4754,7 +5536,7 @@ set_target_gdbarch (struct gdbarch *new_gdbarch)
   gdb_assert (new_gdbarch != NULL);
   gdb_assert (new_gdbarch->initialized_p);
   current_inferior ()->gdbarch = new_gdbarch;
   gdb_assert (new_gdbarch != NULL);
   gdb_assert (new_gdbarch->initialized_p);
   current_inferior ()->gdbarch = new_gdbarch;

-  observer_notify_architecture_changed (new_gdbarch);
+  gdb::observers::architecture_changed.notify (new_gdbarch);

   registers_changed ();
 }
 
   registers_changed ();
 }
 


@@ -4766,8 +5548,6 @@ target_gdbarch (void)
   return current_inferior ()->gdbarch;
 }
 
   return current_inferior ()->gdbarch;
 }
 

-extern void _initialize_gdbarch (void);
-

 void
 _initialize_gdbarch (void)
 {
 void
 _initialize_gdbarch (void)
 {