add default for HAVE_load_multiple

gcc/ChangeLog:

2015-05-23  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* defaults.h (gen_load_multiple): New function.
	(HAVE_load_multiple): Add default value.
	* expr.c (move_block_to_reg): Adjust.

From-SVN: r223623

gcc/ChangeLog

 2015-05-23  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 
+	* defaults.h (gen_load_multiple): New function.
+	(HAVE_load_multiple): Add default value.
+	* expr.c (move_block_to_reg): Adjust.
+
+2015-05-23  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
+
 	* defaults.h (gen_mem_signal_fence): New function.
 	(HAVE_mem_signal_fence): Add default value.
 	* optabs.c: Adjust.

gcc/defaults.h

@@ -1474,6 +1474,16 @@ gen_mem_signal_fence (rtx)
 }
 #endif
 
+#ifndef HAVE_load_multiple
+#define HAVE_load_multiple 0
+static inline rtx
+gen_load_multiple (rtx, rtx, rtx)
+{
+  gcc_unreachable ();
+  return NULL;
+}
+#endif
+
 #endif /* GCC_INSN_FLAGS_H  */
 
 #endif  /* ! GCC_DEFAULTS_H */

gcc/expr.c

@@ -1507,10 +1507,8 @@ void
 move_block_to_reg (int regno, rtx x, int nregs, machine_mode mode)
 {
   int i;
-#ifdef HAVE_load_multiple
   rtx pat;
   rtx_insn *last;
-#endif
 
   if (nregs == 0)
     return;
@@ -1519,7 +1517,6 @@ move_block_to_reg (int regno, rtx x, int nregs, machine_mode mode)
     x = validize_mem (force_const_mem (mode, x));
 
   /* See if the machine can do this with a load multiple insn.  */
-#ifdef HAVE_load_multiple
   if (HAVE_load_multiple)
     {
       last = get_last_insn ();
@@ -1533,7 +1530,6 @@ move_block_to_reg (int regno, rtx x, int nregs, machine_mode mode)
       else
 	delete_insns_since (last);
     }
-#endif
 
   for (i = 0; i < nregs; i++)
     emit_move_insn (gen_rtx_REG (word_mode, regno + i),