diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index dee45a2967d..dc43ba38ef5 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2002-03-05  Richard Henderson  <rth@redhat.com>
+
+        * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
+
 2002-03-04  Geoffrey Keating  <geoffk@redhat.com>
 
 	* toplev.c (documented_lang_options): Document more
diff --git a/gcc/config/rs6000/rs6000.h b/gcc/config/rs6000/rs6000.h
index 30c87bf5fa9..dfb19f5f4d4 100644
--- a/gcc/config/rs6000/rs6000.h
+++ b/gcc/config/rs6000/rs6000.h
@@ -742,7 +742,7 @@ extern int rs6000_altivec_abi;
 #define XER_REGNO    76
 #define FIRST_ALTIVEC_REGNO	77
 #define LAST_ALTIVEC_REGNO	108
-#define TOTAL_ALTIVEC_REGS	(LAST_ALTIVEC_REGNO - FIRST_ALTIVEC_REGNO)
+#define TOTAL_ALTIVEC_REGS	(LAST_ALTIVEC_REGNO - FIRST_ALTIVEC_REGNO + 1)
 #define VRSAVE_REGNO		109
 
 /* List the order in which to allocate registers.  Each register must be