loop.c (check_dbra_loop): Fix initial_value and initial_equiv_value in the loop_info structure.

        * loop.c (check_dbra_loop): Fix initial_value and initial_equiv_value
        in the loop_info structure.
Should fix -O1 -funroll-loops bootstrap problems.

From-SVN: r24146

gcc/ChangeLog

+Mon Dec  7 10:53:38 1998  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+	* loop.c (check_dbra_loop): Fix initial_value and initial_equiv_value
+	in the loop_info structure.
+	
 Mon Dec  7 11:04:40 1998  Catherine Moore  <clm@cygnus.com>
  
         * configure.in:  (arm*-*-ecos-elf):  New target.

gcc/loop.c

@@ -7067,8 +7067,8 @@ check_dbra_loop (loop_end, insn_count, loop_start, loop_info)
 	      bl->biv->add_val = new_add_val;
 
 	      /* Update loop info.  */
-	      loop_info->initial_value = bl->initial_value;
-	      loop_info->initial_equiv_value = bl->initial_value;
+	      loop_info->initial_value = reg;
+	      loop_info->initial_equiv_value = reg;
 	      loop_info->final_value = const0_rtx;
 	      loop_info->final_equiv_value = const0_rtx;
 	      loop_info->comparison_value = const0_rtx;