Minor changes

ir/be/bearch.c

@@ -85,6 +85,13 @@ const arch_register_req_t *arch_get_register_req(const arch_env_t *env,
   return ops->impl->get_irn_reg_req(ops, req, irn, pos);
 }
 
+void arch_set_stack_bias(const arch_env_t *env, ir_node *irn, int bias)
+{
+  const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+  ops->impl->set_stack_bias(ops, irn, bias);
+}
+
+
 int arch_get_allocatable_regs(const arch_env_t *env, const ir_node *irn, int pos, bitset_t *bs)
 {
   arch_register_req_t local_req;

ir/be/bearch.h

@@ -251,18 +251,6 @@ struct _arch_irn_ops_if_t {
    */
   arch_irn_flags_t (*get_flags)(const void *self, const ir_node *irn);
 
-  /**
-   * Check, if a node modifies the stack pointer by a constant.
-   * @param self The this pointer.
-   * @param irn  The node in question.
-   * @return     The (constant) amount by which the stack pointer is modifies
-   *             by this node. Return 0, if irn does not touch the stack pointer.
-   *             <tt>-n</tt> if the node modifies the sp by n against the stack's growing
-   *             direction and <tt>n</tt> if irn modifies the stack by n along the stack's
-   *             growing direction.
-   */
-  int (*modifies_sp)(const void *self, const ir_node *irn);
-
   /**
    * Set a bias for the stack pointer.
    * If the node in question uses the stack pointer for indexing, it must
@@ -281,6 +269,9 @@ struct _arch_irn_ops_t {
 	const arch_irn_ops_if_t *impl;
 };
 
+extern void
+arch_set_stack_bias(const arch_env_t *env, ir_node *irn, int bias);
+
 /**
  * Get the register requirements for a node.
  * @param env The architecture environment.