beabi: The parameter irn of create_be_return() never is null.

diff --git a/ir/be/beabi.c b/ir/be/beabi.c
index 7d6fbb2..ff96750 100644 (file)
--- a/ir/be/beabi.c
+++ b/ir/be/beabi.c
@@ -1179,7 +1179,7 @@ static void reg_map_to_arr(reg_node_map_t *res, pmap *reg_map)
  * Creates a be_Return for a Return node.
  *
  * @param @env  the abi environment
- * @param irn   the Return node or NULL if there was none
+ * @param irn   the Return node
  * @param bl    the block where the be_Retun should be placed
  * @param mem   the current memory
  * @param n_res number of return results
@@ -1190,7 +1190,6 @@ static ir_node *create_be_return(be_abi_irg_t *env, ir_node *irn, ir_node *bl,
        be_abi_call_t    *call     = env->call;
        ir_graph         *irg      = get_Block_irg(bl);
        const arch_env_t *arch_env = be_get_irg_arch_env(irg);
-       dbg_info *dbgi;
        pmap *reg_map  = pmap_create();
        ir_node *keep  = pmap_get(ir_node, env->keep_map, bl);
        size_t in_max;
@@ -1269,11 +1268,7 @@ static ir_node *create_be_return(be_abi_irg_t *env, ir_node *irn, ir_node *bl,
        }
 
        /* The in array for the new back end return is now ready. */
-       if (irn != NULL) {
-               dbgi = get_irn_dbg_info(irn);
-       } else {
-               dbgi = NULL;
-       }
+       dbg_info *const dbgi = get_irn_dbg_info(irn);
        /* we have to pop the shadow parameter in in case of struct returns */
        pop = call->pop;
        ret = be_new_Return(dbgi, irg, bl, n_res, pop, n, in);