riscv (riscv_block_mvoe_straight): Use RETURN_BEGIN in call to move_by_pieces.

	* config/riscv/riscv (riscv_block_mvoe_straight): Use RETURN_BEGIN
	in call to move_by_pieces.

	* config/sh/sh-mem.c (expand_block_move): Use RETURN_BEGIN in call
	to move_by_pieces.

From-SVN: r266514

gcc/ChangeLog

 2018-11-27  Jeff Law  <law@redhat.com>
 
+	* config/riscv/riscv (riscv_block_mvoe_straight): Use RETURN_BEGIN
+	in call to move_by_pieces.
+
+	* config/sh/sh-mem.c (expand_block_move): Use RETURN_BEGIN in call
+	to move_by_pieces.
+
 	* config/lm32/lm32.c (lm32_block_move_inline): Use RETURN_BEGIN in
 	call to move_by_pieces.
 

gcc/config/riscv/riscv.c

@@ -2882,7 +2882,7 @@ riscv_block_move_straight (rtx dest, rtx src, HOST_WIDE_INT length)
       src = adjust_address (src, BLKmode, offset);
       dest = adjust_address (dest, BLKmode, offset);
       move_by_pieces (dest, src, length - offset,
-		      MIN (MEM_ALIGN (src), MEM_ALIGN (dest)), 0);
+		      MIN (MEM_ALIGN (src), MEM_ALIGN (dest)), RETURN_BEGIN);
     }
 }
 

gcc/config/sh/sh-mem.cc

@@ -91,7 +91,7 @@ expand_block_move (rtx *operands)
 	move_by_pieces (adjust_address (dest, BLKmode, copied),
 			adjust_automodify_address (src, BLKmode,
 						   src_addr, copied),
-			bytes - copied, align, 0);
+			bytes - copied, align, RETURN_BEGIN);
 
       return true;
     }