gas: sparc: fix collision of registers and pseudo-ops.
[deliverable/binutils-gdb.git] / gdb / gdbarch.c
index 94e457adae4c62566fbce4515aa2f5583aeb9258..313502b6afde5d670245021f7021f78d2dc038a0 100644 (file)
@@ -3,7 +3,7 @@
 
 /* Dynamic architecture support for GDB, the GNU debugger.
 
-   Copyright (C) 1998-2015 Free Software Foundation, Inc.
+   Copyright (C) 1998-2016 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
    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.
-  
+
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
@@ -189,6 +189,7 @@ 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;
+  gdbarch_handle_segmentation_fault_ftype *handle_segmentation_fault;
   int sp_regnum;
   int pc_regnum;
   int ps_regnum;
@@ -204,6 +205,7 @@ struct gdbarch
   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;
@@ -269,6 +271,7 @@ struct gdbarch
   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;
   const char * gcore_bfd_target;
   int vtable_function_descriptors;
   int vbit_in_delta;
@@ -311,6 +314,7 @@ struct gdbarch
   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;
@@ -384,6 +388,7 @@ gdbarch_alloc (const struct gdbarch_info *info,
   gdbarch->dwarf2_reg_to_regnum = no_op_reg_to_regnum;
   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_float_info = default_print_float_info;
   gdbarch->register_sim_regno = legacy_register_sim_regno;
@@ -418,6 +423,7 @@ gdbarch_alloc (const struct gdbarch_info *info,
   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;
@@ -449,6 +455,14 @@ gdbarch_obstack_zalloc (struct gdbarch *arch, long size)
   return data;
 }
 
+/* See gdbarch.h.  */
+
+char *
+gdbarch_obstack_strdup (struct gdbarch *arch, const char *string)
+{
+  return obstack_strdup (arch->obstack, string);
+}
+
 
 /* Free a gdbarch struct.  This should never happen in normal
    operation --- once you've created a gdbarch, you keep it around.
@@ -523,6 +537,7 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* 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 */
@@ -539,6 +554,7 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* 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_float_info, invalid_p == 0 */
   /* Skip verify of print_vector_info, has predicate.  */
@@ -604,6 +620,7 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* 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 gcore_bfd_target, has predicate.  */
   /* Skip verify of vtable_function_descriptors, invalid_p == 0 */
   /* Skip verify of vbit_in_delta, invalid_p == 0 */
@@ -648,6 +665,7 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* 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 */
@@ -788,6 +806,9 @@ 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: 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));
@@ -815,6 +836,12 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   fprintf_unfiltered (file,
                       "gdbarch_dump: core_read_description = <%s>\n",
                       host_address_to_string (gdbarch->core_read_description));
+  fprintf_unfiltered (file,
+                      "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));
@@ -1007,12 +1034,21 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
   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: 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));
@@ -1977,6 +2013,30 @@ set_gdbarch_ax_pseudo_register_push_stack (struct gdbarch *gdbarch,
   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)
 {
@@ -2260,6 +2320,23 @@ set_gdbarch_push_dummy_code (struct gdbarch *gdbarch,
   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)
 {
@@ -3545,6 +3622,30 @@ set_gdbarch_core_pid_to_str (struct gdbarch *gdbarch,
   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_gcore_bfd_target_p (struct gdbarch *gdbarch)
 {
@@ -4410,6 +4511,23 @@ set_gdbarch_fast_tracepoint_valid_at (struct gdbarch *gdbarch,
   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)
 {
@@ -4894,7 +5012,7 @@ static struct gdbarch_registration *gdbarch_registry = NULL;
 static void
 append_name (const char ***buf, int *nr, const char *name)
 {
-  *buf = XRESIZEVEC (const char **, *buf, *nr + 1);
+  *buf = XRESIZEVEC (const char *, *buf, *nr + 1);
   (*buf)[*nr] = name;
   *nr += 1;
 }
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