diff -urpN src/gdb/mn10300-tdep.c dev/gdb/mn10300-tdep.c
--- src/gdb/mn10300-tdep.c	2008-01-11 15:42:53.000000000 +0100
+++ dev/gdb/mn10300-tdep.c	2008-01-11 17:49:02.000000000 +0100
@@ -307,12 +307,14 @@ set_reg_offsets (struct frame_info *fi, 
 		  int stack_extra_size,
 		  int frame_in_fp)
 {
+  struct gdbarch *gdbarch;
   struct trad_frame_cache *cache;
   int offset = 0;
   CORE_ADDR base;
 
   if (fi == NULL || this_cache == NULL)
     return;
+  gdbarch = get_frame_arch (fi);
 
   cache = mn10300_frame_unwind_cache (fi, this_cache);
   if (cache == NULL)
@@ -329,7 +331,7 @@ set_reg_offsets (struct frame_info *fi, 
 
   trad_frame_set_this_base (cache, base);
 
-  if (AM33_MODE == 2)
+  if (AM33_MODE (gdbarch)== 2)
     {
       /* If bit N is set in fpregmask, fsN is saved on the stack.
 	 The floating point registers are saved in ascending order.
@@ -385,7 +387,7 @@ set_reg_offsets (struct frame_info *fi, 
       trad_frame_set_reg_addr (cache, E_D2_REGNUM, base + offset);
       offset += 4;
     }
-  if (AM33_MODE)
+  if (AM33_MODE (gdbarch))
     {
       if (movm_args & movm_exother_bit)
         {
@@ -604,7 +606,7 @@ mn10300_analyze_prologue (struct frame_i
 	goto finish_prologue;
     }
 
-  if (AM33_MODE == 2)
+  if (AM33_MODE (get_frame_arch (fi))== 2)
     {
       /* Determine if any floating point registers are to be saved.
 	 Look for one of the following three prologue formats:
diff -urpN src/gdb/mn10300-tdep.h dev/gdb/mn10300-tdep.h
--- src/gdb/mn10300-tdep.h	2008-01-01 23:53:12.000000000 +0100
+++ dev/gdb/mn10300-tdep.h	2008-01-11 17:47:42.000000000 +0100
@@ -77,4 +77,4 @@ struct gdbarch_tdep
   int am33_mode;
 };
 
-#define AM33_MODE (gdbarch_tdep (current_gdbarch)->am33_mode)
+#define AM33_MODE(gdbarch) (gdbarch_tdep (gdbarch)->am33_mode)