[committed] lm32 port fix for move_by_pieces

[Jeff Law]

And the lm32 port...  It'll go through cross testing at some point today.

Committed.

Jeff

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a6e8729f370..fe8f6dc6ad7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,8 @@
 2018-11-27  Jeff Law  <l...@redhat.com>
 
+       * config/lm32/lm32.c (lm32_block_move_inline): Use RETURN_BEGIN in
+       call to move_by_pieces.
+
        * config/mips/mips.c (mips_block_move_straight): Use RETURN_BEGIN
        in call to move_by_pieces.
 
diff --git a/gcc/config/lm32/lm32.c b/gcc/config/lm32/lm32.c
index 74d87813f95..0f7633afa8d 100644
--- a/gcc/config/lm32/lm32.c
+++ b/gcc/config/lm32/lm32.c
@@ -868,7 +868,7 @@ lm32_block_move_inline (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);
     }
 }