re PR target/18987 ([ia64] Extra '.restore sp' in tail call)

Patch from David Mosberger to fix -fno-omit-frame-pointer bug.
PR target/18987
* config/ia64/ia64.c (process_set): For alloc insn, only call
process_epilogue is !frame_pointer_needed.

From-SVN: r93174

gcc/ChangeLog

+2005-01-10  David Mosberger  <davidm@hpl.hp.com>
+
+	PR target/18987
+	* config/ia64/ia64.c (process_set): For alloc insn, only call
+	process_epilogue is !frame_pointer_needed.
+
 2005-01-10  Roger Sayle  <roger@eyesopen.com>
 
 	PR c++/19355

gcc/config/ia64/ia64.c

@@ -7761,7 +7761,7 @@ process_set (FILE *asm_out_file, rtx pat)
 	     followed by a new prologue.  If the procedure doesn't
 	     have a memory-stack frame, we'll issue a dummy ".restore
 	     sp" now.  */
-	  if (current_frame_info.total_size == 0)
+	  if (current_frame_info.total_size == 0 && !frame_pointer_needed)
 	    /* if haven't done process_epilogue() yet, do it now */
 	    process_epilogue ();
 	  fprintf (asm_out_file, "\t.prologue\n");