+ } else if (is_Sub(op2)) {
+ ir_node *left = get_Sub_left(op2);
+ if (is_Const(left)) {
+ tarval *tv = get_Const_tarval(left);
+ ir_mode *mode = get_irn_mode(node);
+ long bits = get_mode_size_bits(mode);
+ ir_node *right = get_Sub_right(op2);
+
+ if (tarval_is_long(tv) &&
+ get_tarval_long(tv) == bits &&
+ bits == 32)
+ rotate = gen_Ror(node, op1, right);
+ }
+ } else if (is_Const(op2)) {
+ tarval *tv = get_Const_tarval(op2);
+ ir_mode *mode = get_irn_mode(node);
+ long bits = get_mode_size_bits(mode);
+
+ if (tarval_is_long(tv) && bits == 32) {
+ ir_node *block = be_transform_node(get_nodes_block(node));
+ ir_node *new_op1 = be_transform_node(op1);
+ ir_mode *mode = mode_Iu;
+ dbg_info *dbg = get_irn_dbg_info(node);
+
+ bits = (bits - get_tarval_long(tv)) & 31;
+ rotate = new_rd_arm_Mov(dbg, current_ir_graph, block, new_op1, mode, ARM_SHF_ROR, bits);
+ }