slight bugfix

[libfirm] / ir / be / bearch.h

diff --git a/ir/be/bearch.h b/ir/be/bearch.h
index 70f9a9a..e6d1431 100644 (file)
--- a/ir/be/bearch.h
+++ b/ir/be/bearch.h
@@ -177,17 +177,17 @@ extern char *arch_register_req_format(char *buf, size_t len, const arch_register
  * Certain node classes which are relevant for the register allocator.
  */
 typedef enum _arch_irn_class_t {
-  arch_irn_class_normal,
-  arch_irn_class_spill,
-  arch_irn_class_reload,
-  arch_irn_class_copy,
-  arch_irn_class_perm,
-  arch_irn_class_branch,
-  arch_irn_class_call,
-  arch_irn_class_const,
-  arch_irn_class_load,
-  arch_irn_class_store,
-  arch_irn_class_stackparam,
+  arch_irn_class_normal     = 1 << 0,
+  arch_irn_class_spill      = 1 << 1,
+  arch_irn_class_reload     = 1 << 2,
+  arch_irn_class_copy       = 1 << 3,
+  arch_irn_class_perm       = 1 << 4,
+  arch_irn_class_branch     = 1 << 5,
+  arch_irn_class_call       = 1 << 6,
+  arch_irn_class_const      = 1 << 7,
+  arch_irn_class_load       = 1 << 8,
+  arch_irn_class_store      = 1 << 9,
+  arch_irn_class_stackparam = 1 << 10,
 } arch_irn_class_t;
 
 /**
@@ -280,6 +280,14 @@ struct _arch_irn_ops_if_t {
    */
   entity *(*get_frame_entity)(const void *self, const ir_node *irn);
 
+  /**
+   * Set the entity on the stack frame this node depends on.
+   * @param self The this pointer.
+   * @param irn  The node in question.
+   * @param ent  The entity to set
+   */
+  void (*set_frame_entity)(const void *self, ir_node *irn, entity *ent);
+
   /**
    * Set the offset of a node carrying an entity on the stack frame.
    * @param self The this pointer.
@@ -340,9 +348,12 @@ struct _arch_irn_ops_t {
        const arch_irn_ops_if_t *impl;
 };
 
+extern const arch_irn_ops_t *arch_get_irn_ops(const arch_env_t *env, const ir_node *irn);
+
 extern void arch_set_frame_offset(const arch_env_t *env, ir_node *irn, int bias);
 
 extern entity *arch_get_frame_entity(const arch_env_t *env, ir_node *irn);
+extern void arch_set_frame_entity(const arch_env_t *env, ir_node *irn, entity *ent);
 
 extern int arch_get_op_estimated_cost(const arch_env_t *env, const ir_node *irn);
 extern arch_inverse_t *arch_get_inverse(const arch_env_t *env, const ir_node *irn, int i, arch_inverse_t *inverse, struct obstack *obstack);
@@ -456,6 +467,8 @@ extern void arch_set_irn_register(const arch_env_t *env, ir_node *irn,
  */
 extern arch_irn_class_t arch_irn_classify(const arch_env_t *env, const ir_node *irn);
 
+#define arch_irn_class_is(env, irn, irn_class) ((arch_irn_classify(env, irn) & arch_irn_class_ ## irn_class) != 0)
+
 /**
  * Get the flags of a node.
  * @param env The architecture environment.