expr.c (convert_move): Assert that we don't have a BLKmode operand.

2007-05-31  Eric Christopher  <echristo@apple.com>

	* expr.c (convert_move): Assert that we don't have a BLKmode
	operand.
	(store_expr): Handle BLKmode moves by calling emit_block_move.

From-SVN: r125246

gcc/ChangeLog

+2007-05-31  Eric Christopher  <echristo@apple.com>
+
+	* expr.c (convert_move): Assert that we don't have a BLKmode
+	operand.
+	(store_expr): Handle BLKmode moves by calling emit_block_move.
+
 2007-05-31  Daniel Berlin  <dberlin@dberlin.org>
 
 	* c-typeck.c (build_indirect_ref): Include type in error message.

gcc/expr.c

@@ -359,6 +359,8 @@ convert_move (rtx to, rtx from, int unsignedp)
 
 
   gcc_assert (to_real == from_real);
+  gcc_assert (to_mode != BLKmode);
+  gcc_assert (from_mode != BLKmode);
 
   /* If the source and destination are already the same, then there's
      nothing to do.  */
@@ -4504,6 +4506,11 @@ store_expr (tree exp, rtx target, int call_param_p)
 	      temp = convert_to_mode (GET_MODE (target), temp, unsignedp);
 	      emit_move_insn (target, temp);
 	    }
+	  else if (GET_MODE (target) == BLKmode)
+	    emit_block_move (target, temp, expr_size (exp),
+			     (call_param_p
+			      ? BLOCK_OP_CALL_PARM
+			      : BLOCK_OP_NORMAL));
 	  else
 	    convert_move (target, temp, unsignedp);
 	}