diff --git a/sim/ppc/ChangeLog b/sim/ppc/ChangeLog
index 5586cc890d..d8198e1a20 100644
--- a/sim/ppc/ChangeLog
+++ b/sim/ppc/ChangeLog
@@ -1,3 +1,8 @@
+2002-04-15  Elena Zannoni  <ezannoni@redhat.com>
+
+        * sim_calls.c (sim_fetch_register, sim_store_register): Return -1 for
+        AltiVec registers as a temporary stopgap.
+
 2002-03-24  David O'Brien  <obrien@FreeBSD.org>
 
 	* ppc/hw_disk.c: Export a disk device property.
diff --git a/sim/ppc/sim_calls.c b/sim/ppc/sim_calls.c
index 72f90d23d5..47af5b12a4 100644
--- a/sim/ppc/sim_calls.c
+++ b/sim/ppc/sim_calls.c
@@ -194,7 +194,11 @@ sim_fetch_register (SIM_DESC sd, int regno, unsigned char *buf, int length)
      But there are loops that just walk through the entire list of
      names and try to get everything.  */
   regname = gdbarch_register_name (current_gdbarch, regno);
-  if (! regname || regname[0] == '\0')
+  /* FIXME: ezannoni 2002/04/15 Remove the 'vr' and 'vscr' check
+     once AltiVec support is committed.  */
+  if (! regname || regname[0] == '\0'
+      || (regname[0] == 'v' && regname[1] == 'r')
+      || (strcmp (regname, "vscr") == 0))
     return -1;
 
   TRACE(trace_gdb, ("sim_fetch_register(regno=%d(%s), buf=0x%lx)\n",
@@ -215,7 +219,11 @@ sim_store_register (SIM_DESC sd, int regno, unsigned char *buf, int length)
 
   /* See comments in sim_fetch_register, above.  */
   regname = gdbarch_register_name (current_gdbarch, regno);
-  if (! regname || regname[0] == '\0')
+  /* FIXME: ezannoni 2002/04/15 Remove the 'vr' and 'vscr' check
+     once AltiVec support is committed.  */
+  if (! regname || regname[0] == '\0'
+      || (regname[0] == 'v' && regname[1] == 'r')
+      || (strcmp (regname, "vscr") == 0))
     return -1;
 
   TRACE(trace_gdb, ("sim_store_register(regno=%d(%s), buf=0x%lx)\n",