diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 785dd9b32e..8b91f0d459 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2004-06-01  Jim Blandy  <jimb@redhat.com>
+
+	* ppc-tdep.h: Delete unused 'regoff' member.
+	* rs6000-tdep.c (rs6000_gdbarch_init): Don't initialize it.
+
 2004-06-01  Michael Chastain  <mec.gnu@mindspring.com>
 
 	Fix PR symtab/1661.
diff --git a/gdb/ppc-tdep.h b/gdb/ppc-tdep.h
index 68919b4f9d..ec2e7ae6e4 100644
--- a/gdb/ppc-tdep.h
+++ b/gdb/ppc-tdep.h
@@ -142,7 +142,6 @@ extern void ppc_collect_fpregset (const struct regset *regset,
 struct gdbarch_tdep
   {
     int wordsize;              /* size in bytes of fixed-point word */
-    int *regoff;               /* byte offsets in register arrays */
     const struct reg *regs;    /* from current variant */
     int ppc_gp0_regnum;		/* GPR register 0 */
     int ppc_toc_regnum;		/* TOC register */
diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c
index 090c9ddfb7..47b0a6469c 100644
--- a/gdb/rs6000-tdep.c
+++ b/gdb/rs6000-tdep.c
@@ -2896,14 +2896,6 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   else
     tdep->lr_frame_offset = 8;
 
-  /* Calculate byte offsets in raw register array.  */
-  tdep->regoff = xmalloc (v->num_tot_regs * sizeof (int));
-  for (i = off = 0; i < v->num_tot_regs; i++)
-    {
-      tdep->regoff[i] = off;
-      off += regsize (v->regs + i, wordsize);
-    }
-
   if (v->arch == bfd_arch_powerpc)
     switch (v->mach)
       {