2006-10-08 Paul Brook <paul@codesourcery.com>

[binutils-gdb.git] / gdb / frv-tdep.c

diff --git a/gdb/frv-tdep.c b/gdb/frv-tdep.c
index 9b7524c2bb0394c241b1a6aff1d202367cfa20ef..26685c557dde59c797383e8b0a1f9aa9f0798af2 100644 (file)
--- a/gdb/frv-tdep.c
+++ b/gdb/frv-tdep.c
@@ -1,5 +1,6 @@
 /* Target-dependent code for the Fujitsu FR-V, for GDB, the GNU Debugger.
-   Copyright 2002, 2003, 2004 Free Software Foundation, Inc.
+
+   Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -15,8 +16,8 @@
 
    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., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.  */
 
 #include "defs.h"
 #include "gdb_string.h"
@@ -308,7 +309,7 @@ frv_register_type (struct gdbarch *gdbarch, int reg)
 
 static void
 frv_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache,
-                          int reg, void *buffer)
+                          int reg, gdb_byte *buffer)
 {
   if (reg == iacc0_regnum)
     {
@@ -334,7 +335,7 @@ frv_pseudo_register_read (struct gdbarch *gdbarch, struct regcache *regcache,
 
 static void
 frv_pseudo_register_write (struct gdbarch *gdbarch, struct regcache *regcache,
-                          int reg, const void *buffer)
+                          int reg, const gdb_byte *buffer)
 {
   if (reg == iacc0_regnum)
     {
@@ -420,7 +421,7 @@ frv_register_sim_regno (int reg)
        return SIM_FRV_SPR0_REGNUM + spr_reg_offset;
     }
 
-  internal_error (__FILE__, __LINE__, "Bad register number %d", reg);
+  internal_error (__FILE__, __LINE__, _("Bad register number %d"), reg);
 }
 
 static const unsigned char *
@@ -1030,7 +1031,7 @@ frv_frame_unwind_cache (struct frame_info *next_frame,
 
 static void
 frv_extract_return_value (struct type *type, struct regcache *regcache,
-                          void *valbuf)
+                          gdb_byte *valbuf)
 {
   int len = TYPE_LENGTH (type);
 
@@ -1049,7 +1050,7 @@ frv_extract_return_value (struct type *type, struct regcache *regcache,
       store_unsigned_integer ((bfd_byte *) valbuf + 4, 4, regval);
     }
   else
-    internal_error (__FILE__, __LINE__, "Illegal return value length: %d", len);
+    internal_error (__FILE__, __LINE__, _("Illegal return value length: %d"), len);
 }
 
 static CORE_ADDR
@@ -1066,12 +1067,6 @@ frv_store_struct_return (CORE_ADDR addr, CORE_ADDR sp)
   write_register (struct_return_regnum, addr);
 }
 
-static int
-frv_frameless_function_invocation (struct frame_info *frame)
-{
-  return legacy_frameless_look_for_prologue (frame);
-}
-
 static CORE_ADDR
 frv_frame_align (struct gdbarch *gdbarch, CORE_ADDR sp)
 {
@@ -1084,6 +1079,13 @@ find_func_descr (struct gdbarch *gdbarch, CORE_ADDR entry_point)
 {
   CORE_ADDR descr;
   char valbuf[4];
+  CORE_ADDR start_addr;
+
+  /* If we can't find the function in the symbol table, then we assume
+     that the function address is already in descriptor form.  */
+  if (!find_pc_partial_function (entry_point, NULL, &start_addr, NULL)
+      || entry_point != start_addr)
+    return entry_point;
 
   descr = frv_fdpic_find_canonical_descriptor (entry_point);
 
@@ -1145,7 +1147,7 @@ frv_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
 
   stack_space = 0;
   for (argnum = 0; argnum < nargs; ++argnum)
-    stack_space += align_up (TYPE_LENGTH (VALUE_TYPE (args[argnum])), 4);
+    stack_space += align_up (TYPE_LENGTH (value_type (args[argnum])), 4);
 
   stack_space -= (6 * 4);
   if (stack_space > 0)
@@ -1165,7 +1167,7 @@ frv_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
   for (argnum = 0; argnum < nargs; ++argnum)
     {
       arg = args[argnum];
-      arg_type = check_typedef (VALUE_TYPE (arg));
+      arg_type = check_typedef (value_type (arg));
       len = TYPE_LENGTH (arg_type);
       typecode = TYPE_CODE (arg_type);
 
@@ -1186,7 +1188,7 @@ frv_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
          store_unsigned_integer
            (valbuf, 4,
             find_func_descr (gdbarch,
-                             extract_unsigned_integer (VALUE_CONTENTS (arg),
+                             extract_unsigned_integer (value_contents (arg),
                                                        4)));
          typecode = TYPE_CODE_PTR;
          len = 4;
@@ -1194,7 +1196,7 @@ frv_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
        }
       else
        {
-         val = (char *) VALUE_CONTENTS (arg);
+         val = (char *) value_contents (arg);
        }
 
       while (len > 0)
@@ -1245,7 +1247,7 @@ frv_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
 
 static void
 frv_store_return_value (struct type *type, struct regcache *regcache,
-                        const void *valbuf)
+                        const gdb_byte *valbuf)
 {
   int len = TYPE_LENGTH (type);
 
@@ -1263,7 +1265,7 @@ frv_store_return_value (struct type *type, struct regcache *regcache,
     }
   else
     internal_error (__FILE__, __LINE__,
-                    "Don't know how to return a %d-byte value.", len);
+                    _("Don't know how to return a %d-byte value."), len);
 }
 
 
@@ -1299,8 +1301,8 @@ frv_check_watch_resources (int type, int cnt, int ot)
 }
 
 
-CORE_ADDR
-frv_stopped_data_address (void)
+int
+frv_stopped_data_address (CORE_ADDR *addr_p)
 {
   CORE_ADDR brr, dbar0, dbar1, dbar2, dbar3;
 
@@ -1311,15 +1313,24 @@ frv_stopped_data_address (void)
   dbar3 = read_register (dbar3_regnum);
 
   if (brr & (1<<11))
-    return dbar0;
+    *addr_p = dbar0;
   else if (brr & (1<<10))
-    return dbar1;
+    *addr_p = dbar1;
   else if (brr & (1<<9))
-    return dbar2;
+    *addr_p = dbar2;
   else if (brr & (1<<8))
-    return dbar3;
+    *addr_p = dbar3;
   else
     return 0;
+
+  return 1;
+}
+
+int
+frv_have_stopped_data_address (void)
+{
+  CORE_ADDR addr = 0;
+  return frv_stopped_data_address (&addr);
 }
 
 static CORE_ADDR
@@ -1366,12 +1377,12 @@ frv_frame_prev_register (struct frame_info *next_frame,
                          void **this_prologue_cache,
                          int regnum, int *optimizedp,
                          enum lval_type *lvalp, CORE_ADDR *addrp,
-                         int *realnump, void *bufferp)
+                         int *realnump, gdb_byte *bufferp)
 {
   struct frv_unwind_cache *info
     = frv_frame_unwind_cache (next_frame, this_prologue_cache);
-  trad_frame_prev_register (next_frame, info->saved_regs, regnum,
-                           optimizedp, lvalp, addrp, realnump, bufferp);
+  trad_frame_get_prev_register (next_frame, info->saved_regs, regnum,
+                               optimizedp, lvalp, addrp, realnump, bufferp);
 }
 
 static const struct frame_unwind frv_frame_unwind = {
@@ -1496,8 +1507,6 @@ frv_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   set_gdbarch_breakpoint_from_pc (gdbarch, frv_breakpoint_from_pc);
   set_gdbarch_adjust_breakpoint_address (gdbarch, frv_gdbarch_adjust_breakpoint_address);
 
-  set_gdbarch_deprecated_frameless_function_invocation (gdbarch, frv_frameless_function_invocation);
-
   set_gdbarch_deprecated_use_struct_convention (gdbarch, always_use_struct_convention);
   set_gdbarch_extract_return_value (gdbarch, frv_extract_return_value);
 
@@ -1562,6 +1571,10 @@ frv_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   /* Set the fallback (prologue based) frame sniffer.  */
   frame_unwind_append_sniffer (gdbarch, frv_frame_sniffer);
 
+  /* Enable TLS support.  */
+  set_gdbarch_fetch_tls_load_module_address (gdbarch,
+                                             frv_fetch_objfile_link_map);
+
   return gdbarch;
 }