+2010-08-05 Richard Guenther <rguenther@suse.de>
+
+ * expr.c (store_expr): Use emit_block_move only if both
+ source and target are MEMs. Use store_bit_field if only
+ the target is a MEM.
+
2010-08-05 Richard Henderson <rth@redhat.com>
PR 45189
{
int unsignedp = TYPE_UNSIGNED (TREE_TYPE (exp));
if (GET_MODE (target) == BLKmode
- || GET_MODE (temp) == BLKmode)
+ && GET_MODE (temp) == BLKmode)
emit_block_move (target, temp, expr_size (exp),
(call_param_p
? BLOCK_OP_CALL_PARM
: BLOCK_OP_NORMAL));
+ else if (GET_MODE (target) == BLKmode)
+ store_bit_field (target, INTVAL (expr_size (exp)) * BITS_PER_UNIT,
+ 0, GET_MODE (temp), temp);
else
convert_move (target, temp, unsignedp);
}