gdb/
[deliverable/binutils-gdb.git] / gdb / gdbarch.c
index 9d7b67a9c7869ca38b560ea887ac1c5126686359..6ae453ec53d26357c7bd6e282fa7e21a63b052d6 100644 (file)
@@ -1,4 +1,5 @@
-/* *INDENT-OFF* */ /* THIS FILE IS GENERATED */
+/* *INDENT-OFF* */ /* THIS FILE IS GENERATED -*- buffer-read-only: t -*- */
+/* vi:set ro: */
 
 /* Dynamic architecture support for GDB, the GNU debugger.
 
@@ -49,6 +50,7 @@
 #include "gdb_obstack.h"
 #include "observer.h"
 #include "regcache.h"
+#include "objfiles.h"
 
 /* Static function declarations */
 
@@ -59,7 +61,7 @@ static void alloc_gdbarch_data (struct gdbarch *);
 #ifndef GDBARCH_DEBUG
 #define GDBARCH_DEBUG 0
 #endif
-int gdbarch_debug = GDBARCH_DEBUG;
+unsigned int gdbarch_debug = GDBARCH_DEBUG;
 static void
 show_gdbarch_debug (struct ui_file *file, int from_tty,
                     struct cmd_list_element *c, const char *value)
@@ -111,9 +113,6 @@ struct gdbarch
   unsigned nr_data;
   void **data;
 
-  /* per-architecture swap-regions.  */
-  struct gdbarch_swap *swap;
-
   /* Multi-arch values.
 
      When extending this structure you must:
@@ -199,6 +198,7 @@ struct gdbarch
   gdbarch_address_to_pointer_ftype *address_to_pointer;
   gdbarch_integer_to_address_ftype *integer_to_address;
   gdbarch_return_value_ftype *return_value;
+  gdbarch_return_in_first_hidden_param_p_ftype *return_in_first_hidden_param_p;
   gdbarch_skip_prologue_ftype *skip_prologue;
   gdbarch_skip_main_prologue_ftype *skip_main_prologue;
   gdbarch_inner_than_ftype *inner_than;
@@ -220,7 +220,6 @@ 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;
-  gdbarch_smash_text_address_ftype *smash_text_address;
   gdbarch_software_single_step_ftype *software_single_step;
   gdbarch_single_step_through_delay_ftype *single_step_through_delay;
   gdbarch_print_insn_ftype *print_insn;
@@ -284,6 +283,7 @@ struct gdbarch
   int has_dos_based_file_system;
   gdbarch_gen_return_address_ftype *gen_return_address;
   gdbarch_info_proc_ftype *info_proc;
+  gdbarch_iterate_over_objfiles_in_search_order_ftype *iterate_over_objfiles_in_search_order;
 };
 
 
@@ -304,8 +304,8 @@ struct gdbarch startup_gdbarch =
   0,  /* target_desc */
   /* target specific vector and its dump routine.  */
   NULL, NULL,
-  /*per-architecture data-pointers and swap regions.  */
-  0, NULL, NULL,
+  /*per-architecture data-pointers.  */
+  0, NULL,
   /* Multi-arch values */
   1,  /* bits_big_endian */
   8 * sizeof (short),  /* short_bit */
@@ -366,6 +366,7 @@ struct gdbarch startup_gdbarch =
   unsigned_address_to_pointer,  /* address_to_pointer */
   0,  /* integer_to_address */
   0,  /* return_value */
+  default_return_in_first_hidden_param_p,  /* return_in_first_hidden_param_p */
   0,  /* skip_prologue */
   0,  /* skip_main_prologue */
   0,  /* inner_than */
@@ -387,7 +388,6 @@ struct gdbarch startup_gdbarch =
   0,  /* frame_red_zone_size */
   convert_from_func_ptr_addr_identity,  /* convert_from_func_ptr_addr */
   core_addr_identity,  /* addr_bits_remove */
-  core_addr_identity,  /* smash_text_address */
   0,  /* software_single_step */
   0,  /* single_step_through_delay */
   0,  /* print_insn */
@@ -451,10 +451,10 @@ struct gdbarch startup_gdbarch =
   0,  /* has_dos_based_file_system */
   default_gen_return_address,  /* gen_return_address */
   0,  /* info_proc */
+  default_iterate_over_objfiles_in_search_order,  /* iterate_over_objfiles_in_search_order */
   /* startup_gdbarch() */
 };
 
-struct gdbarch *target_gdbarch = &startup_gdbarch;
 
 /* Create a new ``struct gdbarch'' based on information provided by
    ``struct gdbarch_info''.  */
@@ -516,6 +516,7 @@ gdbarch_alloc (const struct gdbarch_info *info,
   gdbarch->value_from_register = default_value_from_register;
   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->memory_insert_breakpoint = default_memory_insert_breakpoint;
   gdbarch->memory_remove_breakpoint = default_memory_remove_breakpoint;
@@ -523,7 +524,6 @@ gdbarch_alloc (const struct gdbarch_info *info,
   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->smash_text_address = core_addr_identity;
   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;
@@ -541,6 +541,7 @@ gdbarch_alloc (const struct gdbarch_info *info,
   gdbarch->auto_charset = default_auto_charset;
   gdbarch->auto_wide_charset = default_auto_wide_charset;
   gdbarch->gen_return_address = default_gen_return_address;
+  gdbarch->iterate_over_objfiles_in_search_order = default_iterate_over_objfiles_in_search_order;
   /* gdbarch_alloc() */
 
   return gdbarch;
@@ -661,6 +662,7 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* Skip verify of address_to_pointer, invalid_p == 0 */
   /* Skip verify of integer_to_address, has predicate.  */
   /* 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");
   /* Skip verify of skip_main_prologue, has predicate.  */
@@ -684,7 +686,6 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* 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 smash_text_address, invalid_p == 0 */
   /* Skip verify of software_single_step, has predicate.  */
   /* Skip verify of single_step_through_delay, has predicate.  */
   if (gdbarch->print_insn == 0)
@@ -749,6 +750,7 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* Skip verify of has_dos_based_file_system, invalid_p == 0 */
   /* Skip verify of gen_return_address, invalid_p == 0 */
   /* Skip verify of info_proc, has predicate.  */
+  /* Skip verify of iterate_over_objfiles_in_search_order, invalid_p == 0 */
   buf = ui_file_xstrdup (log, &length);
   make_cleanup (xfree, buf);
   if (length > 0)
@@ -1066,6 +1068,9 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: integer_to_address = <%s>\n",
                       host_address_to_string (gdbarch->integer_to_address));
+  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: long_bit = %s\n",
                       plongest (gdbarch->long_bit));
@@ -1234,6 +1239,9 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: remote_register_number = <%s>\n",
                       host_address_to_string (gdbarch->remote_register_number));
+  fprintf_unfiltered (file,
+                      "gdbarch_dump: return_in_first_hidden_param_p = <%s>\n",
+                      host_address_to_string (gdbarch->return_in_first_hidden_param_p));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_return_value_p() = %d\n",
                       gdbarch_return_value_p (gdbarch));
@@ -1273,9 +1281,6 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: skip_trampoline_code = <%s>\n",
                       host_address_to_string (gdbarch->skip_trampoline_code));
-  fprintf_unfiltered (file,
-                      "gdbarch_dump: smash_text_address = <%s>\n",
-                      host_address_to_string (gdbarch->smash_text_address));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_software_single_step_p() = %d\n",
                       gdbarch_software_single_step_p (gdbarch));
@@ -1299,16 +1304,16 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
                       host_address_to_string (gdbarch->stabs_argument_has_addr));
   fprintf_unfiltered (file,
                       "gdbarch_dump: stap_gdb_register_prefix = %s\n",
-                      gdbarch->stap_gdb_register_prefix);
+                      pstring (gdbarch->stap_gdb_register_prefix));
   fprintf_unfiltered (file,
                       "gdbarch_dump: stap_gdb_register_suffix = %s\n",
-                      gdbarch->stap_gdb_register_suffix);
+                      pstring (gdbarch->stap_gdb_register_suffix));
   fprintf_unfiltered (file,
                       "gdbarch_dump: stap_integer_prefix = %s\n",
-                      gdbarch->stap_integer_prefix);
+                      pstring (gdbarch->stap_integer_prefix));
   fprintf_unfiltered (file,
                       "gdbarch_dump: stap_integer_suffix = %s\n",
-                      gdbarch->stap_integer_suffix);
+                      pstring (gdbarch->stap_integer_suffix));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_stap_is_single_operand_p() = %d\n",
                       gdbarch_stap_is_single_operand_p (gdbarch));
@@ -1323,16 +1328,16 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
                       host_address_to_string (gdbarch->stap_parse_special_token));
   fprintf_unfiltered (file,
                       "gdbarch_dump: stap_register_indirection_prefix = %s\n",
-                      gdbarch->stap_register_indirection_prefix);
+                      pstring (gdbarch->stap_register_indirection_prefix));
   fprintf_unfiltered (file,
                       "gdbarch_dump: stap_register_indirection_suffix = %s\n",
-                      gdbarch->stap_register_indirection_suffix);
+                      pstring (gdbarch->stap_register_indirection_suffix));
   fprintf_unfiltered (file,
                       "gdbarch_dump: stap_register_prefix = %s\n",
-                      gdbarch->stap_register_prefix);
+                      pstring (gdbarch->stap_register_prefix));
   fprintf_unfiltered (file,
                       "gdbarch_dump: stap_register_suffix = %s\n",
-                      gdbarch->stap_register_suffix);
+                      pstring (gdbarch->stap_register_suffix));
   fprintf_unfiltered (file,
                       "gdbarch_dump: gdbarch_static_transform_name_p() = %d\n",
                       gdbarch_static_transform_name_p (gdbarch));
@@ -2547,6 +2552,23 @@ set_gdbarch_return_value (struct gdbarch *gdbarch,
   gdbarch->return_value = return_value;
 }
 
+int
+gdbarch_return_in_first_hidden_param_p (struct gdbarch *gdbarch, struct type *type)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->return_in_first_hidden_param_p != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_return_in_first_hidden_param_p called\n");
+  return gdbarch->return_in_first_hidden_param_p (gdbarch, type);
+}
+
+void
+set_gdbarch_return_in_first_hidden_param_p (struct gdbarch *gdbarch,
+                                            gdbarch_return_in_first_hidden_param_p_ftype return_in_first_hidden_param_p)
+{
+  gdbarch->return_in_first_hidden_param_p = return_in_first_hidden_param_p;
+}
+
 CORE_ADDR
 gdbarch_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR ip)
 {
@@ -2952,23 +2974,6 @@ set_gdbarch_addr_bits_remove (struct gdbarch *gdbarch,
   gdbarch->addr_bits_remove = addr_bits_remove;
 }
 
-CORE_ADDR
-gdbarch_smash_text_address (struct gdbarch *gdbarch, CORE_ADDR addr)
-{
-  gdb_assert (gdbarch != NULL);
-  gdb_assert (gdbarch->smash_text_address != NULL);
-  if (gdbarch_debug >= 2)
-    fprintf_unfiltered (gdb_stdlog, "gdbarch_smash_text_address called\n");
-  return gdbarch->smash_text_address (gdbarch, addr);
-}
-
-void
-set_gdbarch_smash_text_address (struct gdbarch *gdbarch,
-                                gdbarch_smash_text_address_ftype smash_text_address)
-{
-  gdbarch->smash_text_address = smash_text_address;
-}
-
 int
 gdbarch_software_single_step_p (struct gdbarch *gdbarch)
 {
@@ -4245,6 +4250,23 @@ set_gdbarch_info_proc (struct gdbarch *gdbarch,
   gdbarch->info_proc = info_proc;
 }
 
+void
+gdbarch_iterate_over_objfiles_in_search_order (struct gdbarch *gdbarch, iterate_over_objfiles_in_search_order_cb_ftype *cb, void *cb_data, struct objfile *current_objfile)
+{
+  gdb_assert (gdbarch != NULL);
+  gdb_assert (gdbarch->iterate_over_objfiles_in_search_order != NULL);
+  if (gdbarch_debug >= 2)
+    fprintf_unfiltered (gdb_stdlog, "gdbarch_iterate_over_objfiles_in_search_order called\n");
+  gdbarch->iterate_over_objfiles_in_search_order (gdbarch, cb, cb_data, current_objfile);
+}
+
+void
+set_gdbarch_iterate_over_objfiles_in_search_order (struct gdbarch *gdbarch,
+                                                   gdbarch_iterate_over_objfiles_in_search_order_ftype iterate_over_objfiles_in_search_order)
+{
+  gdbarch->iterate_over_objfiles_in_search_order = iterate_over_objfiles_in_search_order;
+}
+
 
 /* Keep a registry of per-architecture data-pointers required by GDB
    modules.  */
@@ -4620,21 +4642,29 @@ gdbarch_find_by_info (struct gdbarch_info info)
 /* Make the specified architecture current.  */
 
 void
-deprecated_target_gdbarch_select_hack (struct gdbarch *new_gdbarch)
+set_target_gdbarch (struct gdbarch *new_gdbarch)
 {
   gdb_assert (new_gdbarch != NULL);
   gdb_assert (new_gdbarch->initialized_p);
-  target_gdbarch = new_gdbarch;
+  current_inferior ()->gdbarch = new_gdbarch;
   observer_notify_architecture_changed (new_gdbarch);
   registers_changed ();
 }
 
+/* Return the current inferior's arch.  */
+
+struct gdbarch *
+target_gdbarch (void)
+{
+  return current_inferior ()->gdbarch;
+}
+
 extern void _initialize_gdbarch (void);
 
 void
 _initialize_gdbarch (void)
 {
-  add_setshow_zinteger_cmd ("arch", class_maintenance, &gdbarch_debug, _("\
+  add_setshow_zuinteger_cmd ("arch", class_maintenance, &gdbarch_debug, _("\
 Set architecture debugging."), _("\
 Show architecture debugging."), _("\
 When non-zero, architecture debugging is enabled."),
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