loop.c (strength_reduce): Restore marking bct_p as ATTRIBUTE_UNUSED.

        * loop.c (strength_reduce): Restore marking bct_p as
        ATTRIBUTE_UNUSED.
        * rs6000.c (optimization_options): Change #ifdef HAIFA to
        HAVE_decrement_and_branch_on_count.
        (small_data_operand): Remove TARGET_ELF condition for marking
        parameters ATTRIBUTE_UNUSED.

From-SVN: r23115

gcc/ChangeLog

+Thu Oct 15 19:48:41 1998  David Edelsohn  <edelsohn@mhpcc.edu>
+
+	* loop.c (strength_reduce): Restore marking bct_p as
+	ATTRIBUTE_UNUSED.
+	* rs6000.c (optimization_options): Change #ifdef HAIFA to
+	HAVE_decrement_and_branch_on_count.
+	(small_data_operand): Remove TARGET_ELF condition for marking
+	parameters ATTRIBUTE_UNUSED.
+	
 Thu Oct 15 11:45:51 1998  Robert Lipe  <robertl@dgii.com>
 
 	* config/i386/sco5.h (MAX_OFILE_ALIGNMENT):  Define.

gcc/config/rs6000/rs6000.c

@@ -353,7 +353,7 @@ optimization_options (level, size)
      int level;
      int size ATTRIBUTE_UNUSED;
 {
-#ifdef HAIFA
+#ifdef HAVE_decrement_and_branch_on_count
   /* When optimizing, enable use of BCT instruction.  */
   if (level >= 1)
       flag_branch_on_count_reg = 1;
@@ -1159,13 +1159,8 @@ input_operand (op, mode)
 
 int
 small_data_operand (op, mode)
-#if TARGET_ELF
-     rtx op;
-     enum machine_mode mode;
-#else
      rtx op ATTRIBUTE_UNUSED;
      enum machine_mode mode ATTRIBUTE_UNUSED;
-#endif
 {
 #if TARGET_ELF
   rtx sym_ref, const_part;