diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 53c517e641..ca6506f47f 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2004-03-15  Andrew Cagney  <cagney@redhat.com>
+
+	* rs6000-tdep.c (rs6000_register_virtual_type): Make registers
+	unsigned.
+
 2004-03-15  Andrew Cagney  <cagney@redhat.com>
 
 	* gdbarch.sh (gdbarch_data_pre_init_fytpe)
diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c
index 529fb3b00a..7c847ef183 100644
--- a/gdb/rs6000-tdep.c
+++ b/gdb/rs6000-tdep.c
@@ -1862,12 +1862,12 @@ rs6000_register_virtual_type (int n)
 	case 0:
 	  return builtin_type_int0;
 	case 4:
-	  return builtin_type_int32;
+	  return builtin_type_uint32;
 	case 8:
 	  if (tdep->ppc_ev0_regnum <= n && n <= tdep->ppc_ev31_regnum)
 	    return builtin_type_vec64;
 	  else
-	    return builtin_type_int64;
+	    return builtin_type_uint64;
 	  break;
 	case 16:
 	  return builtin_type_vec128;