Fix prolog analyzer

gdb/ChangeLog

@@ -1,3 +1,8 @@
+2010-02-04  Anthony Green  <green@moxielogic.com>
+
+	* moxie-tdep.c (moxie_analyze_prologue): Fail protocol analysis
+	gracefully.
+
 2010-02-04  Tom Tromey  <tromey@redhat.com>
 
 	* valops.c (search_struct_field): Account for

gdb/moxie-tdep.c

@@ -174,6 +174,8 @@ moxie_analyze_prologue (CORE_ADDR start_addr, CORE_ADDR end_addr,
 	  cache->saved_regs[regnum] = cache->framesize;
 	  next_addr += 2;
 	}
+      else
+	break;
     }
 
   inst = read_memory_unsigned_integer (next_addr, 2, byte_order);