[ob] Delete unused rs6000 frame_initial_stack_address

[Andrew Cagney <cagney at gnu dot org>]

FYI, committed.

Andrew
2004-03-22  Andrew Cagney  <cagney@redhat.com>

	* rs6000-tdep.c (frame_initial_stack_address): Delete unused
	function.

Index: rs6000-tdep.c
===================================================================
RCS file: /cvs/src/src/gdb/rs6000-tdep.c,v
retrieving revision 1.187
diff -u -r1.187 rs6000-tdep.c
--- rs6000-tdep.c	20 Mar 2004 04:58:13 -0000	1.187
+++ rs6000-tdep.c	22 Mar 2004 17:05:54 -0000
@@ -129,7 +129,6 @@
                                 struct rs6000_framedata *);
 static void frame_get_saved_regs (struct frame_info * fi,
 				  struct rs6000_framedata * fdatap);
-static CORE_ADDR frame_initial_stack_address (struct frame_info *);
 
 /* Is REGNO an AltiVec register?  Return 1 if so, 0 otherwise.  */
 int
@@ -1495,61 +1494,6 @@
      the VRSAVE.  */
   if (fdatap->vrsave_offset != 0)
     deprecated_get_frame_saved_regs (fi)[tdep->ppc_vrsave_regnum] = frame_addr + fdatap->vrsave_offset;
-}
-
-/* Return the address of a frame. This is the inital %sp value when the frame
-   was first allocated.  For functions calling alloca(), it might be saved in
-   an alloca register.  */
-
-static CORE_ADDR
-frame_initial_stack_address (struct frame_info *fi)
-{
-  CORE_ADDR tmpaddr;
-  struct rs6000_framedata fdata;
-  struct frame_info *callee_fi;
-
-  /* If the initial stack pointer (frame address) of this frame is known,
-     just return it.  */
-
-  if (get_frame_extra_info (fi)->initial_sp)
-    return get_frame_extra_info (fi)->initial_sp;
-
-  /* Find out if this function is using an alloca register.  */
-
-  (void) skip_prologue (get_frame_func (fi), get_frame_pc (fi), &fdata);
-
-  /* If saved registers of this frame are not known yet, read and
-     cache them.  */
-
-  if (!deprecated_get_frame_saved_regs (fi))
-    frame_get_saved_regs (fi, &fdata);
-
-  /* If no alloca register used, then fi->frame is the value of the %sp for
-     this frame, and it is good enough.  */
-
-  if (fdata.alloca_reg < 0)
-    {
-      get_frame_extra_info (fi)->initial_sp = get_frame_base (fi);
-      return get_frame_extra_info (fi)->initial_sp;
-    }
-
-  /* There is an alloca register, use its value, in the current frame,
-     as the initial stack pointer.  */
-  {
-    char tmpbuf[MAX_REGISTER_SIZE];
-    if (frame_register_read (fi, fdata.alloca_reg, tmpbuf))
-      {
-	get_frame_extra_info (fi)->initial_sp
-	  = extract_unsigned_integer (tmpbuf,
-				      DEPRECATED_REGISTER_RAW_SIZE (fdata.alloca_reg));
-      }
-    else
-      /* NOTE: cagney/2002-04-17: At present the only time
-         frame_register_read will fail is when the register isn't
-         available.  If that does happen, use the frame.  */
-      get_frame_extra_info (fi)->initial_sp = get_frame_base (fi);
-  }
-  return get_frame_extra_info (fi)->initial_sp;
 }
 
 /* Return the size of register REG when words are WORDSIZE bytes long.  If REG