* gdbarch.sh (core_xfer_shared_libraries): New.
[deliverable/binutils-gdb.git] / gdb / gdbarch.c
index 7e8c697278683614e8df11380055ca8f8256dea4..e4bcaca2c8b70669d8637d759afd73af8ceb4cc1 100644 (file)
@@ -2,25 +2,23 @@
 
 /* Dynamic architecture support for GDB, the GNU debugger.
 
-   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
    Free Software Foundation, Inc.
 
    This file is part of GDB.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
+   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.
-
+  
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin Street, Fifth Floor,
-   Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 /* This file was created with the aid of ``gdbarch.sh''.
 
@@ -39,7 +37,7 @@
 #include "arch-utils.h"
 
 #include "gdbcmd.h"
-#include "inferior.h" /* enum CALL_DUMMY_LOCATION et.al. */
+#include "inferior.h" 
 #include "symcat.h"
 
 #include "floatformat.h"
@@ -144,11 +142,9 @@ struct gdbarch
   const struct floatformat ** long_double_format;
   int ptr_bit;
   int addr_bit;
-  int bfd_vma_bit;
   int char_signed;
   gdbarch_read_pc_ftype *read_pc;
   gdbarch_write_pc_ftype *write_pc;
-  gdbarch_read_sp_ftype *read_sp;
   gdbarch_virtual_frame_pointer_ftype *virtual_frame_pointer;
   gdbarch_pseudo_register_read_ftype *pseudo_register_read;
   gdbarch_pseudo_register_write_ftype *pseudo_register_write;
@@ -168,14 +164,12 @@ struct gdbarch
   gdbarch_unwind_dummy_id_ftype *unwind_dummy_id;
   int deprecated_fp_regnum;
   gdbarch_push_dummy_call_ftype *push_dummy_call;
-  int deprecated_register_size;
   int call_dummy_location;
   gdbarch_push_dummy_code_ftype *push_dummy_code;
   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_register_sim_regno_ftype *register_sim_regno;
-  gdbarch_register_bytes_ok_ftype *register_bytes_ok;
   gdbarch_cannot_fetch_register_ftype *cannot_fetch_register;
   gdbarch_cannot_store_register_ftype *cannot_store_register;
   gdbarch_get_longjmp_target_ftype *get_longjmp_target;
@@ -191,7 +185,6 @@ struct gdbarch
   gdbarch_extract_return_value_ftype *extract_return_value;
   gdbarch_store_return_value_ftype *store_return_value;
   gdbarch_deprecated_use_struct_convention_ftype *deprecated_use_struct_convention;
-  gdbarch_deprecated_extract_struct_value_address_ftype *deprecated_extract_struct_value_address;
   gdbarch_skip_prologue_ftype *skip_prologue;
   gdbarch_inner_than_ftype *inner_than;
   gdbarch_breakpoint_from_pc_ftype *breakpoint_from_pc;
@@ -206,7 +199,6 @@ struct gdbarch
   gdbarch_unwind_pc_ftype *unwind_pc;
   gdbarch_unwind_sp_ftype *unwind_sp;
   gdbarch_frame_num_args_ftype *frame_num_args;
-  gdbarch_deprecated_stack_align_ftype *deprecated_stack_align;
   gdbarch_frame_align_ftype *frame_align;
   gdbarch_deprecated_reg_struct_has_addr_ftype *deprecated_reg_struct_has_addr;
   gdbarch_stabs_argument_has_addr_ftype *stabs_argument_has_addr;
@@ -233,9 +225,11 @@ struct gdbarch
   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;
+  gdbarch_core_xfer_shared_libraries_ftype *core_xfer_shared_libraries;
   int vtable_function_descriptors;
   int vbit_in_delta;
   gdbarch_skip_permanent_breakpoint_ftype *skip_permanent_breakpoint;
+  gdbarch_overlay_update_ftype *overlay_update;
 };
 
 
@@ -270,11 +264,9 @@ struct gdbarch startup_gdbarch =
   0,  /* long_double_format */
   8 * sizeof (void*),  /* ptr_bit */
   8 * sizeof (void*),  /* addr_bit */
-  8 * sizeof (void*),  /* bfd_vma_bit */
   1,  /* char_signed */
   0,  /* read_pc */
   0,  /* write_pc */
-  0,  /* read_sp */
   0,  /* virtual_frame_pointer */
   0,  /* pseudo_register_read */
   0,  /* pseudo_register_write */
@@ -294,14 +286,12 @@ struct gdbarch startup_gdbarch =
   0,  /* unwind_dummy_id */
   -1,  /* deprecated_fp_regnum */
   0,  /* push_dummy_call */
-  0,  /* deprecated_register_size */
   0,  /* call_dummy_location */
   0,  /* push_dummy_code */
   default_print_registers_info,  /* print_registers_info */
   0,  /* print_float_info */
   0,  /* print_vector_info */
   0,  /* register_sim_regno */
-  0,  /* register_bytes_ok */
   0,  /* cannot_fetch_register */
   0,  /* cannot_store_register */
   0,  /* get_longjmp_target */
@@ -317,7 +307,6 @@ struct gdbarch startup_gdbarch =
   0,  /* extract_return_value */
   0,  /* store_return_value */
   0,  /* deprecated_use_struct_convention */
-  0,  /* deprecated_extract_struct_value_address */
   0,  /* skip_prologue */
   0,  /* inner_than */
   0,  /* breakpoint_from_pc */
@@ -332,7 +321,6 @@ struct gdbarch startup_gdbarch =
   0,  /* unwind_pc */
   0,  /* unwind_sp */
   0,  /* frame_num_args */
-  0,  /* deprecated_stack_align */
   0,  /* frame_align */
   0,  /* deprecated_reg_struct_has_addr */
   default_stabs_argument_has_addr,  /* stabs_argument_has_addr */
@@ -359,9 +347,11 @@ struct gdbarch startup_gdbarch =
   default_register_reggroup_p,  /* register_reggroup_p */
   0,  /* fetch_pointer_argument */
   0,  /* regset_from_core_section */
+  0,  /* core_xfer_shared_libraries */
   0,  /* vtable_function_descriptors */
   0,  /* vbit_in_delta */
   0,  /* skip_permanent_breakpoint */
+  0,  /* overlay_update */
   /* startup_gdbarch() */
 };
 
@@ -375,7 +365,7 @@ gdbarch_alloc (const struct gdbarch_info *info,
                struct gdbarch_tdep *tdep)
 {
   /* NOTE: The new architecture variable is named ``current_gdbarch''
-     so that macros such as TARGET_DOUBLE_BIT, when expanded, refer to
+     so that macros such as TARGET_ARCHITECTURE, when expanded, refer to
      the current local architecture and not the previous global
      architecture.  This ensures that the new architectures initial
      values are not influenced by the previous architecture.  Once
@@ -403,14 +393,12 @@ gdbarch_alloc (const struct gdbarch_info *info,
   current_gdbarch->short_bit = 2*TARGET_CHAR_BIT;
   current_gdbarch->int_bit = 4*TARGET_CHAR_BIT;
   current_gdbarch->long_bit = 4*TARGET_CHAR_BIT;
-  current_gdbarch->long_long_bit = 2*TARGET_LONG_BIT;
+  current_gdbarch->long_long_bit = 2*current_gdbarch->long_bit;
   current_gdbarch->float_bit = 4*TARGET_CHAR_BIT;
   current_gdbarch->double_bit = 8*TARGET_CHAR_BIT;
   current_gdbarch->long_double_bit = 8*TARGET_CHAR_BIT;
-  current_gdbarch->ptr_bit = TARGET_INT_BIT;
-  current_gdbarch->bfd_vma_bit = TARGET_ARCHITECTURE->bits_per_address;
+  current_gdbarch->ptr_bit = current_gdbarch->int_bit;
   current_gdbarch->char_signed = -1;
-  current_gdbarch->write_pc = generic_target_write_pc;
   current_gdbarch->virtual_frame_pointer = legacy_virtual_frame_pointer;
   current_gdbarch->num_regs = -1;
   current_gdbarch->sp_regnum = -1;
@@ -523,13 +511,11 @@ verify_gdbarch (struct gdbarch *current_gdbarch)
     current_gdbarch->long_double_format = floatformats_ieee_double;
   /* Skip verify of ptr_bit, invalid_p == 0 */
   if (current_gdbarch->addr_bit == 0)
-    current_gdbarch->addr_bit = TARGET_PTR_BIT;
-  /* Skip verify of bfd_vma_bit, invalid_p == 0 */
+    current_gdbarch->addr_bit = gdbarch_ptr_bit (current_gdbarch);
   if (current_gdbarch->char_signed == -1)
     current_gdbarch->char_signed = 1;
   /* Skip verify of read_pc, has predicate */
-  /* Skip verify of write_pc, invalid_p == 0 */
-  /* Skip verify of read_sp, has predicate */
+  /* Skip verify of write_pc, has predicate */
   /* Skip verify of virtual_frame_pointer, invalid_p == 0 */
   /* Skip verify of pseudo_register_read, has predicate */
   /* Skip verify of pseudo_register_write, has predicate */
@@ -555,7 +541,6 @@ verify_gdbarch (struct gdbarch *current_gdbarch)
   /* Skip verify of print_float_info, has predicate */
   /* Skip verify of print_vector_info, has predicate */
   /* Skip verify of register_sim_regno, invalid_p == 0 */
-  /* Skip verify of register_bytes_ok, has predicate */
   /* Skip verify of cannot_fetch_register, invalid_p == 0 */
   /* Skip verify of cannot_store_register, invalid_p == 0 */
   /* Skip verify of get_longjmp_target, has predicate */
@@ -566,7 +551,6 @@ verify_gdbarch (struct gdbarch *current_gdbarch)
   /* Skip verify of integer_to_address, has predicate */
   /* Skip verify of return_value, has predicate */
   /* Skip verify of deprecated_use_struct_convention, invalid_p == 0 */
-  /* Skip verify of deprecated_extract_struct_value_address, has predicate */
   if (current_gdbarch->skip_prologue == 0)
     fprintf_unfiltered (log, "\n\tskip_prologue");
   if (current_gdbarch->inner_than == 0)
@@ -584,7 +568,6 @@ verify_gdbarch (struct gdbarch *current_gdbarch)
   /* Skip verify of unwind_pc, has predicate */
   /* Skip verify of unwind_sp, has predicate */
   /* Skip verify of frame_num_args, has predicate */
-  /* Skip verify of deprecated_stack_align, has predicate */
   /* Skip verify of frame_align, has predicate */
   /* Skip verify of deprecated_reg_struct_has_addr, has predicate */
   /* Skip verify of stabs_argument_has_addr, invalid_p == 0 */
@@ -611,9 +594,11 @@ verify_gdbarch (struct gdbarch *current_gdbarch)
   /* 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 core_xfer_shared_libraries, 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 overlay_update, has predicate */
   buf = ui_file_xstrdup (log, &dummy);
   make_cleanup (xfree, buf);
   if (strlen (buf) > 0)
@@ -656,20 +641,9 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: GDB_TM_FILE = %s\n",
                       gdb_tm_file);
-#ifdef TARGET_ADDR_BIT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_ADDR_BIT # %s\n",
-                      XSTRING (TARGET_ADDR_BIT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: addr_bit = %s\n",
                       paddr_d (current_gdbarch->addr_bit));
-#ifdef ADDR_BITS_REMOVE
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "ADDR_BITS_REMOVE(addr)",
-                      XSTRING (ADDR_BITS_REMOVE (addr)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: addr_bits_remove = <0x%lx>\n",
                       (long) current_gdbarch->addr_bits_remove);
@@ -679,21 +653,9 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: address_class_name_to_type_flags = <0x%lx>\n",
                       (long) current_gdbarch->address_class_name_to_type_flags);
-#ifdef ADDRESS_CLASS_TYPE_FLAGS_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "ADDRESS_CLASS_TYPE_FLAGS_P()",
-                      XSTRING (ADDRESS_CLASS_TYPE_FLAGS_P ()));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_address_class_type_flags_p() = %d\n",
                       gdbarch_address_class_type_flags_p (current_gdbarch));
-#ifdef ADDRESS_CLASS_TYPE_FLAGS
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "ADDRESS_CLASS_TYPE_FLAGS(byte_size, dwarf2_addr_class)",
-                      XSTRING (ADDRESS_CLASS_TYPE_FLAGS (byte_size, dwarf2_addr_class)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: address_class_type_flags = <0x%lx>\n",
                       (long) current_gdbarch->address_class_type_flags);
@@ -703,12 +665,6 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: address_class_type_flags_to_name = <0x%lx>\n",
                       (long) current_gdbarch->address_class_type_flags_to_name);
-#ifdef ADDRESS_TO_POINTER
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "ADDRESS_TO_POINTER(type, buf, addr)",
-                      XSTRING (ADDRESS_TO_POINTER (type, buf, addr)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: address_to_pointer = <0x%lx>\n",
                       (long) current_gdbarch->address_to_pointer);
@@ -718,95 +674,33 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: adjust_breakpoint_address = <0x%lx>\n",
                       (long) current_gdbarch->adjust_breakpoint_address);
-#ifdef BELIEVE_PCC_PROMOTION
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: BELIEVE_PCC_PROMOTION # %s\n",
-                      XSTRING (BELIEVE_PCC_PROMOTION));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: believe_pcc_promotion = %s\n",
                       paddr_d (current_gdbarch->believe_pcc_promotion));
-#ifdef TARGET_ARCHITECTURE
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_ARCHITECTURE # %s\n",
-                      XSTRING (TARGET_ARCHITECTURE));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: bfd_arch_info = %s\n",
-                      TARGET_ARCHITECTURE->printable_name);
-#ifdef TARGET_BFD_VMA_BIT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_BFD_VMA_BIT # %s\n",
-                      XSTRING (TARGET_BFD_VMA_BIT));
-#endif
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: bfd_vma_bit = %s\n",
-                      paddr_d (current_gdbarch->bfd_vma_bit));
-#ifdef BREAKPOINT_FROM_PC
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "BREAKPOINT_FROM_PC(pcptr, lenptr)",
-                      XSTRING (BREAKPOINT_FROM_PC (pcptr, lenptr)));
-#endif
+                      gdbarch_bfd_arch_info (current_gdbarch)->printable_name);
   fprintf_unfiltered (file,
                       "gdbarch_dump: breakpoint_from_pc = <0x%lx>\n",
                       (long) current_gdbarch->breakpoint_from_pc);
-#ifdef TARGET_BYTE_ORDER
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_BYTE_ORDER # %s\n",
-                      XSTRING (TARGET_BYTE_ORDER));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: byte_order = %s\n",
                       paddr_d (current_gdbarch->byte_order));
-#ifdef CALL_DUMMY_LOCATION
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: CALL_DUMMY_LOCATION # %s\n",
-                      XSTRING (CALL_DUMMY_LOCATION));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: call_dummy_location = %s\n",
                       paddr_d (current_gdbarch->call_dummy_location));
-#ifdef CANNOT_FETCH_REGISTER
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "CANNOT_FETCH_REGISTER(regnum)",
-                      XSTRING (CANNOT_FETCH_REGISTER (regnum)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: cannot_fetch_register = <0x%lx>\n",
                       (long) current_gdbarch->cannot_fetch_register);
-#ifdef CANNOT_STEP_BREAKPOINT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: CANNOT_STEP_BREAKPOINT # %s\n",
-                      XSTRING (CANNOT_STEP_BREAKPOINT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: cannot_step_breakpoint = %s\n",
                       paddr_d (current_gdbarch->cannot_step_breakpoint));
-#ifdef CANNOT_STORE_REGISTER
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "CANNOT_STORE_REGISTER(regnum)",
-                      XSTRING (CANNOT_STORE_REGISTER (regnum)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: cannot_store_register = <0x%lx>\n",
                       (long) current_gdbarch->cannot_store_register);
-#ifdef TARGET_CHAR_SIGNED
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_CHAR_SIGNED # %s\n",
-                      XSTRING (TARGET_CHAR_SIGNED));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: char_signed = %s\n",
                       paddr_d (current_gdbarch->char_signed));
-#ifdef COFF_MAKE_MSYMBOL_SPECIAL
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "COFF_MAKE_MSYMBOL_SPECIAL(val, msym)",
-                      XSTRING (COFF_MAKE_MSYMBOL_SPECIAL (val, msym)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: coff_make_msymbol_special = <0x%lx>\n",
                       (long) current_gdbarch->coff_make_msymbol_special);
@@ -816,228 +710,72 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: convert_from_func_ptr_addr = <0x%lx>\n",
                       (long) current_gdbarch->convert_from_func_ptr_addr);
-#ifdef CONVERT_REGISTER_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "CONVERT_REGISTER_P(regnum, type)",
-                      XSTRING (CONVERT_REGISTER_P (regnum, type)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: convert_register_p = <0x%lx>\n",
                       (long) current_gdbarch->convert_register_p);
-#ifdef DECR_PC_AFTER_BREAK
   fprintf_unfiltered (file,
-                      "gdbarch_dump: DECR_PC_AFTER_BREAK # %s\n",
-                      XSTRING (DECR_PC_AFTER_BREAK));
-#endif
+                      "gdbarch_dump: gdbarch_core_xfer_shared_libraries_p() = %d\n",
+                      gdbarch_core_xfer_shared_libraries_p (current_gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: core_xfer_shared_libraries = <0x%lx>\n",
+                      (long) current_gdbarch->core_xfer_shared_libraries);
   fprintf_unfiltered (file,
                       "gdbarch_dump: decr_pc_after_break = 0x%s\n",
                       paddr_nz (current_gdbarch->decr_pc_after_break));
-#ifdef DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P()",
-                      XSTRING (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS_P ()));
-#endif
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: gdbarch_deprecated_extract_struct_value_address_p() = %d\n",
-                      gdbarch_deprecated_extract_struct_value_address_p (current_gdbarch));
-#ifdef DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS(regcache)",
-                      XSTRING (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS (regcache)));
-#endif
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: deprecated_extract_struct_value_address = <0x%lx>\n",
-                      (long) current_gdbarch->deprecated_extract_struct_value_address);
-#ifdef DEPRECATED_FP_REGNUM
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: DEPRECATED_FP_REGNUM # %s\n",
-                      XSTRING (DEPRECATED_FP_REGNUM));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: deprecated_fp_regnum = %s\n",
                       paddr_d (current_gdbarch->deprecated_fp_regnum));
-#ifdef DEPRECATED_FUNCTION_START_OFFSET
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: DEPRECATED_FUNCTION_START_OFFSET # %s\n",
-                      XSTRING (DEPRECATED_FUNCTION_START_OFFSET));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: deprecated_function_start_offset = 0x%s\n",
                       paddr_nz (current_gdbarch->deprecated_function_start_offset));
-#ifdef DEPRECATED_REG_STRUCT_HAS_ADDR_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "DEPRECATED_REG_STRUCT_HAS_ADDR_P()",
-                      XSTRING (DEPRECATED_REG_STRUCT_HAS_ADDR_P ()));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_deprecated_reg_struct_has_addr_p() = %d\n",
                       gdbarch_deprecated_reg_struct_has_addr_p (current_gdbarch));
-#ifdef DEPRECATED_REG_STRUCT_HAS_ADDR
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "DEPRECATED_REG_STRUCT_HAS_ADDR(gcc_p, type)",
-                      XSTRING (DEPRECATED_REG_STRUCT_HAS_ADDR (gcc_p, type)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: deprecated_reg_struct_has_addr = <0x%lx>\n",
                       (long) current_gdbarch->deprecated_reg_struct_has_addr);
-#ifdef DEPRECATED_REGISTER_SIZE
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: DEPRECATED_REGISTER_SIZE # %s\n",
-                      XSTRING (DEPRECATED_REGISTER_SIZE));
-#endif
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: deprecated_register_size = %s\n",
-                      paddr_d (current_gdbarch->deprecated_register_size));
-#ifdef DEPRECATED_STACK_ALIGN_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "DEPRECATED_STACK_ALIGN_P()",
-                      XSTRING (DEPRECATED_STACK_ALIGN_P ()));
-#endif
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: gdbarch_deprecated_stack_align_p() = %d\n",
-                      gdbarch_deprecated_stack_align_p (current_gdbarch));
-#ifdef DEPRECATED_STACK_ALIGN
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "DEPRECATED_STACK_ALIGN(sp)",
-                      XSTRING (DEPRECATED_STACK_ALIGN (sp)));
-#endif
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: deprecated_stack_align = <0x%lx>\n",
-                      (long) current_gdbarch->deprecated_stack_align);
-#ifdef DEPRECATED_USE_STRUCT_CONVENTION
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "DEPRECATED_USE_STRUCT_CONVENTION(gcc_p, value_type)",
-                      XSTRING (DEPRECATED_USE_STRUCT_CONVENTION (gcc_p, value_type)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: deprecated_use_struct_convention = <0x%lx>\n",
                       (long) current_gdbarch->deprecated_use_struct_convention);
-#ifdef TARGET_DOUBLE_BIT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_DOUBLE_BIT # %s\n",
-                      XSTRING (TARGET_DOUBLE_BIT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: double_bit = %s\n",
                       paddr_d (current_gdbarch->double_bit));
-#ifdef TARGET_DOUBLE_FORMAT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_DOUBLE_FORMAT # %s\n",
-                      XSTRING (TARGET_DOUBLE_FORMAT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: double_format = %s\n",
                       pformat (current_gdbarch->double_format));
-#ifdef DWARF2_REG_TO_REGNUM
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "DWARF2_REG_TO_REGNUM(dwarf2_regnr)",
-                      XSTRING (DWARF2_REG_TO_REGNUM (dwarf2_regnr)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: dwarf2_reg_to_regnum = <0x%lx>\n",
                       (long) current_gdbarch->dwarf2_reg_to_regnum);
-#ifdef DWARF_REG_TO_REGNUM
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "DWARF_REG_TO_REGNUM(dwarf_regnr)",
-                      XSTRING (DWARF_REG_TO_REGNUM (dwarf_regnr)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: dwarf_reg_to_regnum = <0x%lx>\n",
                       (long) current_gdbarch->dwarf_reg_to_regnum);
-#ifdef ECOFF_REG_TO_REGNUM
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "ECOFF_REG_TO_REGNUM(ecoff_regnr)",
-                      XSTRING (ECOFF_REG_TO_REGNUM (ecoff_regnr)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: ecoff_reg_to_regnum = <0x%lx>\n",
                       (long) current_gdbarch->ecoff_reg_to_regnum);
-#ifdef ELF_MAKE_MSYMBOL_SPECIAL
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "ELF_MAKE_MSYMBOL_SPECIAL(sym, msym)",
-                      XSTRING (ELF_MAKE_MSYMBOL_SPECIAL (sym, msym)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: elf_make_msymbol_special = <0x%lx>\n",
                       (long) current_gdbarch->elf_make_msymbol_special);
-#ifdef EXTRACT_RETURN_VALUE
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "EXTRACT_RETURN_VALUE(type, regcache, valbuf)",
-                      XSTRING (EXTRACT_RETURN_VALUE (type, regcache, valbuf)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: extract_return_value = <0x%lx>\n",
                       (long) current_gdbarch->extract_return_value);
-#ifdef FETCH_POINTER_ARGUMENT_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "FETCH_POINTER_ARGUMENT_P()",
-                      XSTRING (FETCH_POINTER_ARGUMENT_P ()));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_fetch_pointer_argument_p() = %d\n",
                       gdbarch_fetch_pointer_argument_p (current_gdbarch));
-#ifdef FETCH_POINTER_ARGUMENT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "FETCH_POINTER_ARGUMENT(frame, argi, type)",
-                      XSTRING (FETCH_POINTER_ARGUMENT (frame, argi, type)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: fetch_pointer_argument = <0x%lx>\n",
                       (long) current_gdbarch->fetch_pointer_argument);
-#ifdef FETCH_TLS_LOAD_MODULE_ADDRESS_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "FETCH_TLS_LOAD_MODULE_ADDRESS_P()",
-                      XSTRING (FETCH_TLS_LOAD_MODULE_ADDRESS_P ()));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_fetch_tls_load_module_address_p() = %d\n",
                       gdbarch_fetch_tls_load_module_address_p (current_gdbarch));
-#ifdef FETCH_TLS_LOAD_MODULE_ADDRESS
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "FETCH_TLS_LOAD_MODULE_ADDRESS(objfile)",
-                      XSTRING (FETCH_TLS_LOAD_MODULE_ADDRESS (objfile)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: fetch_tls_load_module_address = <0x%lx>\n",
                       (long) current_gdbarch->fetch_tls_load_module_address);
-#ifdef TARGET_FLOAT_BIT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_FLOAT_BIT # %s\n",
-                      XSTRING (TARGET_FLOAT_BIT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: float_bit = %s\n",
                       paddr_d (current_gdbarch->float_bit));
-#ifdef TARGET_FLOAT_FORMAT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_FLOAT_FORMAT # %s\n",
-                      XSTRING (TARGET_FLOAT_FORMAT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: float_format = %s\n",
                       pformat (current_gdbarch->float_format));
-#ifdef FP0_REGNUM
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: FP0_REGNUM # %s\n",
-                      XSTRING (FP0_REGNUM));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: fp0_regnum = %s\n",
                       paddr_d (current_gdbarch->fp0_regnum));
@@ -1047,92 +785,36 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: frame_align = <0x%lx>\n",
                       (long) current_gdbarch->frame_align);
-#ifdef FRAME_ARGS_SKIP
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: FRAME_ARGS_SKIP # %s\n",
-                      XSTRING (FRAME_ARGS_SKIP));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: frame_args_skip = 0x%s\n",
                       paddr_nz (current_gdbarch->frame_args_skip));
-#ifdef FRAME_NUM_ARGS_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "FRAME_NUM_ARGS_P()",
-                      XSTRING (FRAME_NUM_ARGS_P ()));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_frame_num_args_p() = %d\n",
                       gdbarch_frame_num_args_p (current_gdbarch));
-#ifdef FRAME_NUM_ARGS
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "FRAME_NUM_ARGS(frame)",
-                      XSTRING (FRAME_NUM_ARGS (frame)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: frame_num_args = <0x%lx>\n",
                       (long) current_gdbarch->frame_num_args);
-#ifdef FRAME_RED_ZONE_SIZE
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: FRAME_RED_ZONE_SIZE # %s\n",
-                      XSTRING (FRAME_RED_ZONE_SIZE));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: frame_red_zone_size = %s\n",
                       paddr_d (current_gdbarch->frame_red_zone_size));
-#ifdef GET_LONGJMP_TARGET_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "GET_LONGJMP_TARGET_P()",
-                      XSTRING (GET_LONGJMP_TARGET_P ()));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_get_longjmp_target_p() = %d\n",
                       gdbarch_get_longjmp_target_p (current_gdbarch));
-#ifdef GET_LONGJMP_TARGET
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "GET_LONGJMP_TARGET(pc)",
-                      XSTRING (GET_LONGJMP_TARGET (pc)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: get_longjmp_target = <0x%lx>\n",
                       (long) current_gdbarch->get_longjmp_target);
-#ifdef HAVE_NONSTEPPABLE_WATCHPOINT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: HAVE_NONSTEPPABLE_WATCHPOINT # %s\n",
-                      XSTRING (HAVE_NONSTEPPABLE_WATCHPOINT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: have_nonsteppable_watchpoint = %s\n",
                       paddr_d (current_gdbarch->have_nonsteppable_watchpoint));
   fprintf_unfiltered (file,
                       "gdbarch_dump: in_function_epilogue_p = <0x%lx>\n",
                       (long) current_gdbarch->in_function_epilogue_p);
-#ifdef IN_SOLIB_RETURN_TRAMPOLINE
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "IN_SOLIB_RETURN_TRAMPOLINE(pc, name)",
-                      XSTRING (IN_SOLIB_RETURN_TRAMPOLINE (pc, name)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: in_solib_return_trampoline = <0x%lx>\n",
                       (long) current_gdbarch->in_solib_return_trampoline);
-#ifdef INNER_THAN
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "INNER_THAN(lhs, rhs)",
-                      XSTRING (INNER_THAN (lhs, rhs)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: inner_than = <0x%lx>\n",
                       (long) current_gdbarch->inner_than);
-#ifdef TARGET_INT_BIT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_INT_BIT # %s\n",
-                      XSTRING (TARGET_INT_BIT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: int_bit = %s\n",
                       paddr_d (current_gdbarch->int_bit));
@@ -1142,102 +824,45 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: integer_to_address = <0x%lx>\n",
                       (long) current_gdbarch->integer_to_address);
-#ifdef TARGET_LONG_BIT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_LONG_BIT # %s\n",
-                      XSTRING (TARGET_LONG_BIT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: long_bit = %s\n",
                       paddr_d (current_gdbarch->long_bit));
-#ifdef TARGET_LONG_DOUBLE_BIT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_LONG_DOUBLE_BIT # %s\n",
-                      XSTRING (TARGET_LONG_DOUBLE_BIT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: long_double_bit = %s\n",
                       paddr_d (current_gdbarch->long_double_bit));
-#ifdef TARGET_LONG_DOUBLE_FORMAT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_LONG_DOUBLE_FORMAT # %s\n",
-                      XSTRING (TARGET_LONG_DOUBLE_FORMAT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: long_double_format = %s\n",
                       pformat (current_gdbarch->long_double_format));
-#ifdef TARGET_LONG_LONG_BIT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_LONG_LONG_BIT # %s\n",
-                      XSTRING (TARGET_LONG_LONG_BIT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: long_long_bit = %s\n",
                       paddr_d (current_gdbarch->long_long_bit));
-#ifdef MEMORY_INSERT_BREAKPOINT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "MEMORY_INSERT_BREAKPOINT(bp_tgt)",
-                      XSTRING (MEMORY_INSERT_BREAKPOINT (bp_tgt)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: memory_insert_breakpoint = <0x%lx>\n",
                       (long) current_gdbarch->memory_insert_breakpoint);
-#ifdef MEMORY_REMOVE_BREAKPOINT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "MEMORY_REMOVE_BREAKPOINT(bp_tgt)",
-                      XSTRING (MEMORY_REMOVE_BREAKPOINT (bp_tgt)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: memory_remove_breakpoint = <0x%lx>\n",
                       (long) current_gdbarch->memory_remove_breakpoint);
-#ifdef NAME_OF_MALLOC
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: NAME_OF_MALLOC # %s\n",
-                      XSTRING (NAME_OF_MALLOC));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: name_of_malloc = %s\n",
-                      NAME_OF_MALLOC);
-#ifdef NUM_PSEUDO_REGS
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: NUM_PSEUDO_REGS # %s\n",
-                      XSTRING (NUM_PSEUDO_REGS));
-#endif
+                      current_gdbarch->name_of_malloc);
   fprintf_unfiltered (file,
                       "gdbarch_dump: num_pseudo_regs = %s\n",
                       paddr_d (current_gdbarch->num_pseudo_regs));
-#ifdef NUM_REGS
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: NUM_REGS # %s\n",
-                      XSTRING (NUM_REGS));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: num_regs = %s\n",
                       paddr_d (current_gdbarch->num_regs));
-#ifdef TARGET_OSABI
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_OSABI # %s\n",
-                      XSTRING (TARGET_OSABI));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: osabi = %s\n",
                       paddr_d (current_gdbarch->osabi));
-#ifdef PC_REGNUM
   fprintf_unfiltered (file,
-                      "gdbarch_dump: PC_REGNUM # %s\n",
-                      XSTRING (PC_REGNUM));
-#endif
+                      "gdbarch_dump: gdbarch_overlay_update_p() = %d\n",
+                      gdbarch_overlay_update_p (current_gdbarch));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: overlay_update = <0x%lx>\n",
+                      (long) current_gdbarch->overlay_update);
   fprintf_unfiltered (file,
                       "gdbarch_dump: pc_regnum = %s\n",
                       paddr_d (current_gdbarch->pc_regnum));
-#ifdef POINTER_TO_ADDRESS
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "POINTER_TO_ADDRESS(type, buf)",
-                      XSTRING (POINTER_TO_ADDRESS (type, buf)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: pointer_to_address = <0x%lx>\n",
                       (long) current_gdbarch->pointer_to_address);
@@ -1247,12 +872,6 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: print_float_info = <0x%lx>\n",
                       (long) current_gdbarch->print_float_info);
-#ifdef TARGET_PRINT_INSN
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "TARGET_PRINT_INSN(vma, info)",
-                      XSTRING (TARGET_PRINT_INSN (vma, info)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: print_insn = <0x%lx>\n",
                       (long) current_gdbarch->print_insn);
@@ -1265,11 +884,6 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: print_vector_info = <0x%lx>\n",
                       (long) current_gdbarch->print_vector_info);
-#ifdef PS_REGNUM
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: PS_REGNUM # %s\n",
-                      XSTRING (PS_REGNUM));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: ps_regnum = %s\n",
                       paddr_d (current_gdbarch->ps_regnum));
@@ -1285,11 +899,6 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: pseudo_register_write = <0x%lx>\n",
                       (long) current_gdbarch->pseudo_register_write);
-#ifdef TARGET_PTR_BIT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_PTR_BIT # %s\n",
-                      XSTRING (TARGET_PTR_BIT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: ptr_bit = %s\n",
                       paddr_d (current_gdbarch->ptr_bit));
@@ -1305,87 +914,21 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: push_dummy_code = <0x%lx>\n",
                       (long) current_gdbarch->push_dummy_code);
-#ifdef TARGET_READ_PC_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "TARGET_READ_PC_P()",
-                      XSTRING (TARGET_READ_PC_P ()));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_read_pc_p() = %d\n",
                       gdbarch_read_pc_p (current_gdbarch));
-#ifdef TARGET_READ_PC
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "TARGET_READ_PC(ptid)",
-                      XSTRING (TARGET_READ_PC (ptid)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: read_pc = <0x%lx>\n",
                       (long) current_gdbarch->read_pc);
-#ifdef TARGET_READ_SP_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "TARGET_READ_SP_P()",
-                      XSTRING (TARGET_READ_SP_P ()));
-#endif
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: gdbarch_read_sp_p() = %d\n",
-                      gdbarch_read_sp_p (current_gdbarch));
-#ifdef TARGET_READ_SP
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "TARGET_READ_SP()",
-                      XSTRING (TARGET_READ_SP ()));
-#endif
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: read_sp = <0x%lx>\n",
-                      (long) current_gdbarch->read_sp);
-#ifdef REGISTER_BYTES_OK_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "REGISTER_BYTES_OK_P()",
-                      XSTRING (REGISTER_BYTES_OK_P ()));
-#endif
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: gdbarch_register_bytes_ok_p() = %d\n",
-                      gdbarch_register_bytes_ok_p (current_gdbarch));
-#ifdef REGISTER_BYTES_OK
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "REGISTER_BYTES_OK(nr_bytes)",
-                      XSTRING (REGISTER_BYTES_OK (nr_bytes)));
-#endif
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: register_bytes_ok = <0x%lx>\n",
-                      (long) current_gdbarch->register_bytes_ok);
-#ifdef REGISTER_NAME
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "REGISTER_NAME(regnr)",
-                      XSTRING (REGISTER_NAME (regnr)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: register_name = <0x%lx>\n",
                       (long) current_gdbarch->register_name);
   fprintf_unfiltered (file,
                       "gdbarch_dump: register_reggroup_p = <0x%lx>\n",
                       (long) current_gdbarch->register_reggroup_p);
-#ifdef REGISTER_SIM_REGNO
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "REGISTER_SIM_REGNO(reg_nr)",
-                      XSTRING (REGISTER_SIM_REGNO (reg_nr)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: register_sim_regno = <0x%lx>\n",
                       (long) current_gdbarch->register_sim_regno);
-#ifdef REGISTER_TO_VALUE
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "REGISTER_TO_VALUE(frame, regnum, type, buf)",
-                      XSTRING (REGISTER_TO_VALUE (frame, regnum, type, buf)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: register_to_value = <0x%lx>\n",
                       (long) current_gdbarch->register_to_value);
@@ -1410,20 +953,9 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: return_value = <0x%lx>\n",
                       (long) current_gdbarch->return_value);
-#ifdef SDB_REG_TO_REGNUM
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "SDB_REG_TO_REGNUM(sdb_regnr)",
-                      XSTRING (SDB_REG_TO_REGNUM (sdb_regnr)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: sdb_reg_to_regnum = <0x%lx>\n",
                       (long) current_gdbarch->sdb_reg_to_regnum);
-#ifdef TARGET_SHORT_BIT
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: TARGET_SHORT_BIT # %s\n",
-                      XSTRING (TARGET_SHORT_BIT));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: short_bit = %s\n",
                       paddr_d (current_gdbarch->short_bit));
@@ -1439,80 +971,33 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: skip_permanent_breakpoint = <0x%lx>\n",
                       (long) current_gdbarch->skip_permanent_breakpoint);
-#ifdef SKIP_PROLOGUE
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "SKIP_PROLOGUE(ip)",
-                      XSTRING (SKIP_PROLOGUE (ip)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: skip_prologue = <0x%lx>\n",
                       (long) current_gdbarch->skip_prologue);
   fprintf_unfiltered (file,
                       "gdbarch_dump: skip_solib_resolver = <0x%lx>\n",
                       (long) current_gdbarch->skip_solib_resolver);
-#ifdef SKIP_TRAMPOLINE_CODE
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "SKIP_TRAMPOLINE_CODE(pc)",
-                      XSTRING (SKIP_TRAMPOLINE_CODE (pc)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: skip_trampoline_code = <0x%lx>\n",
                       (long) current_gdbarch->skip_trampoline_code);
-#ifdef SMASH_TEXT_ADDRESS
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "SMASH_TEXT_ADDRESS(addr)",
-                      XSTRING (SMASH_TEXT_ADDRESS (addr)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: smash_text_address = <0x%lx>\n",
                       (long) current_gdbarch->smash_text_address);
-#ifdef SOFTWARE_SINGLE_STEP_P
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "SOFTWARE_SINGLE_STEP_P()",
-                      XSTRING (SOFTWARE_SINGLE_STEP_P ()));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_software_single_step_p() = %d\n",
                       gdbarch_software_single_step_p (current_gdbarch));
-#ifdef SOFTWARE_SINGLE_STEP
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "SOFTWARE_SINGLE_STEP(regcache)",
-                      XSTRING (SOFTWARE_SINGLE_STEP (regcache)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: software_single_step = <0x%lx>\n",
                       (long) current_gdbarch->software_single_step);
-#ifdef SP_REGNUM
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: SP_REGNUM # %s\n",
-                      XSTRING (SP_REGNUM));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: sp_regnum = %s\n",
                       paddr_d (current_gdbarch->sp_regnum));
-#ifdef STAB_REG_TO_REGNUM
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "STAB_REG_TO_REGNUM(stab_regnr)",
-                      XSTRING (STAB_REG_TO_REGNUM (stab_regnr)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: stab_reg_to_regnum = <0x%lx>\n",
                       (long) current_gdbarch->stab_reg_to_regnum);
   fprintf_unfiltered (file,
                       "gdbarch_dump: stabs_argument_has_addr = <0x%lx>\n",
                       (long) current_gdbarch->stabs_argument_has_addr);
-#ifdef STORE_RETURN_VALUE
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "STORE_RETURN_VALUE(type, regcache, valbuf)",
-                      XSTRING (STORE_RETURN_VALUE (type, regcache, valbuf)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: store_return_value = <0x%lx>\n",
                       (long) current_gdbarch->store_return_value);
@@ -1540,36 +1025,21 @@ gdbarch_dump (struct gdbarch *current_gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: value_from_register = <0x%lx>\n",
                       (long) current_gdbarch->value_from_register);
-#ifdef VALUE_TO_REGISTER
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "VALUE_TO_REGISTER(frame, regnum, type, buf)",
-                      XSTRING (VALUE_TO_REGISTER (frame, regnum, type, buf)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: value_to_register = <0x%lx>\n",
                       (long) current_gdbarch->value_to_register);
   fprintf_unfiltered (file,
                       "gdbarch_dump: vbit_in_delta = %s\n",
                       paddr_d (current_gdbarch->vbit_in_delta));
-#ifdef TARGET_VIRTUAL_FRAME_POINTER
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "TARGET_VIRTUAL_FRAME_POINTER(pc, frame_regnum, frame_offset)",
-                      XSTRING (TARGET_VIRTUAL_FRAME_POINTER (pc, frame_regnum, frame_offset)));
-#endif
   fprintf_unfiltered (file,
                       "gdbarch_dump: virtual_frame_pointer = <0x%lx>\n",
                       (long) current_gdbarch->virtual_frame_pointer);
   fprintf_unfiltered (file,
                       "gdbarch_dump: vtable_function_descriptors = %s\n",
                       paddr_d (current_gdbarch->vtable_function_descriptors));
-#ifdef TARGET_WRITE_PC
   fprintf_unfiltered (file,
-                      "gdbarch_dump: %s # %s\n",
-                      "TARGET_WRITE_PC(val, ptid)",
-                      XSTRING (TARGET_WRITE_PC (val, ptid)));
-#endif
+                      "gdbarch_dump: gdbarch_write_pc_p() = %d\n",
+                      gdbarch_write_pc_p (current_gdbarch));
   fprintf_unfiltered (file,
                       "gdbarch_dump: write_pc = <0x%lx>\n",
                       (long) current_gdbarch->write_pc);
@@ -1824,23 +1294,6 @@ set_gdbarch_addr_bit (struct gdbarch *gdbarch,
   gdbarch->addr_bit = addr_bit;
 }
 
-int
-gdbarch_bfd_vma_bit (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  /* Skip verify of bfd_vma_bit, invalid_p == 0 */
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_bfd_vma_bit called\n");
-  return gdbarch->bfd_vma_bit;
-}
-
-void
-set_gdbarch_bfd_vma_bit (struct gdbarch *gdbarch,
-                         int bfd_vma_bit)
-{
-  gdbarch->bfd_vma_bit = bfd_vma_bit;
-}
-
 int
 gdbarch_char_signed (struct gdbarch *gdbarch)
 {
@@ -1867,13 +1320,13 @@ gdbarch_read_pc_p (struct gdbarch *gdbarch)
 }
 
 CORE_ADDR
-gdbarch_read_pc (struct gdbarch *gdbarch, ptid_t ptid)
+gdbarch_read_pc (struct gdbarch *gdbarch, struct regcache *regcache)
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->read_pc != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_read_pc called\n");
-  return gdbarch->read_pc (ptid);
+  return gdbarch->read_pc (regcache);
 }
 
 void
@@ -1883,14 +1336,21 @@ set_gdbarch_read_pc (struct gdbarch *gdbarch,
   gdbarch->read_pc = read_pc;
 }
 
+int
+gdbarch_write_pc_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->write_pc != NULL;
+}
+
 void
-gdbarch_write_pc (struct gdbarch *gdbarch, CORE_ADDR val, ptid_t ptid)
+gdbarch_write_pc (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR val)
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->write_pc != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_write_pc called\n");
-  gdbarch->write_pc (val, ptid);
+  gdbarch->write_pc (regcache, val);
 }
 
 void
@@ -1900,30 +1360,6 @@ set_gdbarch_write_pc (struct gdbarch *gdbarch,
   gdbarch->write_pc = write_pc;
 }
 
-int
-gdbarch_read_sp_p (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  return gdbarch->read_sp != NULL;
-}
-
-CORE_ADDR
-gdbarch_read_sp (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  gdb_assert (gdbarch->read_sp != NULL);
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_read_sp called\n");
-  return gdbarch->read_sp ();
-}
-
-void
-set_gdbarch_read_sp (struct gdbarch *gdbarch,
-                     gdbarch_read_sp_ftype read_sp)
-{
-  gdbarch->read_sp = read_sp;
-}
-
 void
 gdbarch_virtual_frame_pointer (struct gdbarch *gdbarch, CORE_ADDR pc, int *frame_regnum, LONGEST *frame_offset)
 {
@@ -2283,22 +1719,6 @@ set_gdbarch_push_dummy_call (struct gdbarch *gdbarch,
   gdbarch->push_dummy_call = push_dummy_call;
 }
 
-int
-gdbarch_deprecated_register_size (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_deprecated_register_size called\n");
-  return gdbarch->deprecated_register_size;
-}
-
-void
-set_gdbarch_deprecated_register_size (struct gdbarch *gdbarch,
-                                      int deprecated_register_size)
-{
-  gdbarch->deprecated_register_size = deprecated_register_size;
-}
-
 int
 gdbarch_call_dummy_location (struct gdbarch *gdbarch)
 {
@@ -2324,13 +1744,13 @@ gdbarch_push_dummy_code_p (struct gdbarch *gdbarch)
 }
 
 CORE_ADDR
-gdbarch_push_dummy_code (struct gdbarch *gdbarch, CORE_ADDR sp, CORE_ADDR funaddr, int using_gcc, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr)
+gdbarch_push_dummy_code (struct gdbarch *gdbarch, CORE_ADDR sp, CORE_ADDR funaddr, int using_gcc, struct value **args, int nargs, struct type *value_type, CORE_ADDR *real_pc, CORE_ADDR *bp_addr, struct regcache *regcache)
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->push_dummy_code != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_push_dummy_code called\n");
-  return gdbarch->push_dummy_code (gdbarch, sp, funaddr, using_gcc, args, nargs, value_type, real_pc, bp_addr);
+  return gdbarch->push_dummy_code (gdbarch, sp, funaddr, using_gcc, args, nargs, value_type, real_pc, bp_addr, regcache);
 }
 
 void
@@ -2422,30 +1842,6 @@ set_gdbarch_register_sim_regno (struct gdbarch *gdbarch,
   gdbarch->register_sim_regno = register_sim_regno;
 }
 
-int
-gdbarch_register_bytes_ok_p (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  return gdbarch->register_bytes_ok != NULL;
-}
-
-int
-gdbarch_register_bytes_ok (struct gdbarch *gdbarch, long nr_bytes)
-{
-  gdb_assert (gdbarch != NULL);
-  gdb_assert (gdbarch->register_bytes_ok != NULL);
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_register_bytes_ok called\n");
-  return gdbarch->register_bytes_ok (nr_bytes);
-}
-
-void
-set_gdbarch_register_bytes_ok (struct gdbarch *gdbarch,
-                               gdbarch_register_bytes_ok_ftype register_bytes_ok)
-{
-  gdbarch->register_bytes_ok = register_bytes_ok;
-}
-
 int
 gdbarch_cannot_fetch_register (struct gdbarch *gdbarch, int regnum)
 {
@@ -2488,13 +1884,13 @@ gdbarch_get_longjmp_target_p (struct gdbarch *gdbarch)
 }
 
 int
-gdbarch_get_longjmp_target (struct gdbarch *gdbarch, CORE_ADDR *pc)
+gdbarch_get_longjmp_target (struct gdbarch *gdbarch, struct frame_info *frame, CORE_ADDR *pc)
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->get_longjmp_target != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_get_longjmp_target called\n");
-  return gdbarch->get_longjmp_target (pc);
+  return gdbarch->get_longjmp_target (frame, pc);
 }
 
 void
@@ -2722,30 +2118,6 @@ set_gdbarch_deprecated_use_struct_convention (struct gdbarch *gdbarch,
   gdbarch->deprecated_use_struct_convention = deprecated_use_struct_convention;
 }
 
-int
-gdbarch_deprecated_extract_struct_value_address_p (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  return gdbarch->deprecated_extract_struct_value_address != NULL;
-}
-
-CORE_ADDR
-gdbarch_deprecated_extract_struct_value_address (struct gdbarch *gdbarch, struct regcache *regcache)
-{
-  gdb_assert (gdbarch != NULL);
-  gdb_assert (gdbarch->deprecated_extract_struct_value_address != NULL);
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_deprecated_extract_struct_value_address called\n");
-  return gdbarch->deprecated_extract_struct_value_address (regcache);
-}
-
-void
-set_gdbarch_deprecated_extract_struct_value_address (struct gdbarch *gdbarch,
-                                                     gdbarch_deprecated_extract_struct_value_address_ftype deprecated_extract_struct_value_address)
-{
-  gdbarch->deprecated_extract_struct_value_address = deprecated_extract_struct_value_address;
-}
-
 CORE_ADDR
 gdbarch_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR ip)
 {
@@ -3019,30 +2391,6 @@ set_gdbarch_frame_num_args (struct gdbarch *gdbarch,
   gdbarch->frame_num_args = frame_num_args;
 }
 
-int
-gdbarch_deprecated_stack_align_p (struct gdbarch *gdbarch)
-{
-  gdb_assert (gdbarch != NULL);
-  return gdbarch->deprecated_stack_align != NULL;
-}
-
-CORE_ADDR
-gdbarch_deprecated_stack_align (struct gdbarch *gdbarch, CORE_ADDR sp)
-{
-  gdb_assert (gdbarch != NULL);
-  gdb_assert (gdbarch->deprecated_stack_align != NULL);
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_deprecated_stack_align called\n");
-  return gdbarch->deprecated_stack_align (sp);
-}
-
-void
-set_gdbarch_deprecated_stack_align (struct gdbarch *gdbarch,
-                                    gdbarch_deprecated_stack_align_ftype deprecated_stack_align)
-{
-  gdbarch->deprecated_stack_align = deprecated_stack_align;
-}
-
 int
 gdbarch_frame_align_p (struct gdbarch *gdbarch)
 {
@@ -3183,13 +2531,13 @@ gdbarch_software_single_step_p (struct gdbarch *gdbarch)
 }
 
 int
-gdbarch_software_single_step (struct gdbarch *gdbarch, struct regcache *regcache)
+gdbarch_software_single_step (struct gdbarch *gdbarch, struct frame_info *frame)
 {
   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 (regcache);
+  return gdbarch->software_single_step (frame);
 }
 
 void
@@ -3241,13 +2589,13 @@ set_gdbarch_print_insn (struct gdbarch *gdbarch,
 }
 
 CORE_ADDR
-gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, CORE_ADDR pc)
+gdbarch_skip_trampoline_code (struct gdbarch *gdbarch, struct frame_info *frame, CORE_ADDR pc)
 {
   gdb_assert (gdbarch != NULL);
   gdb_assert (gdbarch->skip_trampoline_code != NULL);
   if (gdbarch_debug >= 2)
     fprintf_unfiltered (gdb_stdlog, "gdbarch_skip_trampoline_code called\n");
-  return gdbarch->skip_trampoline_code (pc);
+  return gdbarch->skip_trampoline_code (frame, pc);
 }
 
 void
@@ -3547,6 +2895,30 @@ set_gdbarch_regset_from_core_section (struct gdbarch *gdbarch,
   gdbarch->regset_from_core_section = regset_from_core_section;
 }
 
+int
+gdbarch_core_xfer_shared_libraries_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->core_xfer_shared_libraries != NULL;
+}
+
+LONGEST
+gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch, gdb_byte *readbuf, ULONGEST offset, LONGEST len)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->core_xfer_shared_libraries != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_core_xfer_shared_libraries called\n");
+  return gdbarch->core_xfer_shared_libraries (gdbarch, readbuf, offset, len);
+}
+
+void
+set_gdbarch_core_xfer_shared_libraries (struct gdbarch *gdbarch,
+                                        gdbarch_core_xfer_shared_libraries_ftype core_xfer_shared_libraries)
+{
+  gdbarch->core_xfer_shared_libraries = core_xfer_shared_libraries;
+}
+
 int
 gdbarch_vtable_function_descriptors (struct gdbarch *gdbarch)
 {
@@ -3605,6 +2977,30 @@ set_gdbarch_skip_permanent_breakpoint (struct gdbarch *gdbarch,
   gdbarch->skip_permanent_breakpoint = skip_permanent_breakpoint;
 }
 
+int
+gdbarch_overlay_update_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->overlay_update != NULL;
+}
+
+void
+gdbarch_overlay_update (struct gdbarch *gdbarch, struct obj_section *osect)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->overlay_update != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_overlay_update called\n");
+  gdbarch->overlay_update (osect);
+}
+
+void
+set_gdbarch_overlay_update (struct gdbarch *gdbarch,
+                            gdbarch_overlay_update_ftype overlay_update)
+{
+  gdbarch->overlay_update = overlay_update;
+}
+
 
 /* Keep a registry of per-architecture data-pointers required by GDB
    modules. */
@@ -3729,107 +3125,6 @@ gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *data)
 }
 
 
-
-/* Keep a registry of swapped data required by GDB modules. */
-
-struct gdbarch_swap
-{
-  void *swap;
-  struct gdbarch_swap_registration *source;
-  struct gdbarch_swap *next;
-};
-
-struct gdbarch_swap_registration
-{
-  void *data;
-  unsigned long sizeof_data;
-  gdbarch_swap_ftype *init;
-  struct gdbarch_swap_registration *next;
-};
-
-struct gdbarch_swap_registry
-{
-  int nr;
-  struct gdbarch_swap_registration *registrations;
-};
-
-struct gdbarch_swap_registry gdbarch_swap_registry = 
-{
-  0, NULL,
-};
-
-void
-deprecated_register_gdbarch_swap (void *data,
-                                 unsigned long sizeof_data,
-                                 gdbarch_swap_ftype *init)
-{
-  struct gdbarch_swap_registration **rego;
-  for (rego = &gdbarch_swap_registry.registrations;
-       (*rego) != NULL;
-       rego = &(*rego)->next);
-  (*rego) = XMALLOC (struct gdbarch_swap_registration);
-  (*rego)->next = NULL;
-  (*rego)->init = init;
-  (*rego)->data = data;
-  (*rego)->sizeof_data = sizeof_data;
-}
-
-static void
-current_gdbarch_swap_init_hack (void)
-{
-  struct gdbarch_swap_registration *rego;
-  struct gdbarch_swap **curr = &current_gdbarch->swap;
-  for (rego = gdbarch_swap_registry.registrations;
-       rego != NULL;
-       rego = rego->next)
-    {
-      if (rego->data != NULL)
-       {
-         (*curr) = GDBARCH_OBSTACK_ZALLOC (current_gdbarch,
-                                           struct gdbarch_swap);
-         (*curr)->source = rego;
-         (*curr)->swap = gdbarch_obstack_zalloc (current_gdbarch,
-                                                 rego->sizeof_data);
-         (*curr)->next = NULL;
-         curr = &(*curr)->next;
-       }
-      if (rego->init != NULL)
-       rego->init ();
-    }
-}
-
-static struct gdbarch *
-current_gdbarch_swap_out_hack (void)
-{
-  struct gdbarch *old_gdbarch = current_gdbarch;
-  struct gdbarch_swap *curr;
-
-  gdb_assert (old_gdbarch != NULL);
-  for (curr = old_gdbarch->swap;
-       curr != NULL;
-       curr = curr->next)
-    {
-      memcpy (curr->swap, curr->source->data, curr->source->sizeof_data);
-      memset (curr->source->data, 0, curr->source->sizeof_data);
-    }
-  current_gdbarch = NULL;
-  return old_gdbarch;
-}
-
-static void
-current_gdbarch_swap_in_hack (struct gdbarch *new_gdbarch)
-{
-  struct gdbarch_swap *curr;
-
-  gdb_assert (current_gdbarch == NULL);
-  for (curr = new_gdbarch->swap;
-       curr != NULL;
-       curr = curr->next)
-    memcpy (curr->source->data, curr->swap, curr->source->sizeof_data);
-  current_gdbarch = new_gdbarch;
-}
-
-
 /* Keep a registry of the architectures known by GDB. */
 
 struct gdbarch_registration
@@ -4073,13 +3368,6 @@ find_arch_by_info (struct gdbarch_info info)
   verify_gdbarch (new_gdbarch);
   new_gdbarch->initialized_p = 1;
 
-  /* Initialize any per-architecture swap areas.  This phase requires
-     a valid global CURRENT_GDBARCH.  Set it momentarially, and then
-     swap the entire architecture out.  */
-  current_gdbarch = new_gdbarch;
-  current_gdbarch_swap_init_hack ();
-  current_gdbarch_swap_out_hack ();
-
   if (gdbarch_debug)
     gdbarch_dump (new_gdbarch, gdb_stdlog);
 
@@ -4089,26 +3377,28 @@ find_arch_by_info (struct gdbarch_info info)
 struct gdbarch *
 gdbarch_find_by_info (struct gdbarch_info info)
 {
+  struct gdbarch *new_gdbarch;
+
   /* Save the previously selected architecture, setting the global to
      NULL.  This stops things like gdbarch->init() trying to use the
      previous architecture's configuration.  The previous architecture
      may not even be of the same architecture family.  The most recent
      architecture of the same family is found at the head of the
      rego->arches list.  */
-  struct gdbarch *old_gdbarch = current_gdbarch_swap_out_hack ();
+  struct gdbarch *old_gdbarch = current_gdbarch;
+  current_gdbarch = NULL;
 
   /* Find the specified architecture.  */
-  struct gdbarch *new_gdbarch = find_arch_by_info (info);
+  new_gdbarch = find_arch_by_info (info);
 
   /* Restore the existing architecture.  */
   gdb_assert (current_gdbarch == NULL);
-  current_gdbarch_swap_in_hack (old_gdbarch);
+  current_gdbarch = old_gdbarch;
 
   return new_gdbarch;
 }
 
-/* Make the specified architecture current, swapping the existing one
-   out.  */
+/* Make the specified architecture current.  */
 
 void
 deprecated_current_gdbarch_select_hack (struct gdbarch *new_gdbarch)
@@ -4116,8 +3406,7 @@ deprecated_current_gdbarch_select_hack (struct gdbarch *new_gdbarch)
   gdb_assert (new_gdbarch != NULL);
   gdb_assert (current_gdbarch != NULL);
   gdb_assert (new_gdbarch->initialized_p);
-  current_gdbarch_swap_out_hack ();
-  current_gdbarch_swap_in_hack (new_gdbarch);
+  current_gdbarch = new_gdbarch;
   architecture_changed_event ();
   reinit_frame_cache ();
 }
This page took 0.040769 seconds and 4 git commands to generate.