X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Ftr%2Ftrvrfy.h;h=2e3e15666e92197dfebf62da7a671050147dcc93;hb=d0d85962ef52c14950db90e5981a7bea36023ab3;hp=160d4ea0970b88c0d8b1475b9352f53d9dfbedbc;hpb=d6b9cbe1e2cf35e970a2eedea4b2bd368e94b48b;p=libfirm

diff --git a/ir/tr/trvrfy.h b/ir/tr/trvrfy.h
index 160d4ea09..2e3e15666 100644
--- a/ir/tr/trvrfy.h
+++ b/ir/tr/trvrfy.h
@@ -1,41 +1,87 @@
-
-
+/*
+ * Project:     libFIRM
+ * File name:   ir/tr/trvrfy.h
+ * Purpose:     Check types and entities for correctness.
+ * Author:      Michael Beck, Goetz Lindenmaier
+ * Modified by:
+ * Created:     29.1.2003
+ * CVS-ID:      $Id$
+ * Copyright:   (c) 2003 Universität Karlsruhe
+ * Licence:     This file protected by GPL -  GNU GENERAL PUBLIC LICENSE.
+ */
 #ifndef TRVRFY_H
 #define TRVRFY_H
 
+#include "firm_types.h"
+
 /**
  * @file trvrfy.h
  *
  * Methods to verify the type representations.
  *
- * @author Goetz Lindenmaier
+ * @author Michael Beck, Goetz Lindenmaier
  *
  * Methods to verify the type representations.
  * Copyright 2003 University of Karlsruhe.
  * Created 29.1.2003.
  *
- * $Id$
  */
 
-#include "firm.h"
-
 /**
- * possible error codes
+ * possible trvrfy() error codes
  */
-enum  trvrfy_error_codes {
-  no_error = 0,
-  error_ent_not_cont = 1,
-  error_null_mem,
+enum trvrfy_error_codes {
+  no_error = 0,                      /**< no error */
+  error_ent_not_cont,                /**< overwritten entity not in superclass */
+  error_null_mem,                    /**< compound contains NULL member */
+  error_const_on_wrong_irg,          /**< constant placed on wrong IRG */
+  error_existent_entity_without_irg, /**< Method entities with pecularity_exist must have an irg */
+  error_wrong_ent_overwrites,        /**< number of entity overwrites exceeds number of class overwrites */
+  error_inherited_ent_without_const, /**< inherited method entity not pointing to existent entity */
+  error_glob_ent_allocation,         /**< wrong allocation of a global entity */
+  error_ent_const_mode,              /**< Mode of constant in entity did not match entities type. */
+  error_ent_wrong_owner              /**< Mode of constant in entity did not match entities type. */
 };
 
+/**
+ * Checks a type.
+ *
+ * @return
+ *  0   if no error encountered
+ */
+int check_type(ir_type *tp);
+
+/**
+ * Check an entity. Currently, we check only if initialized constants
+ * are build on the const irg graph.
+ *
+ * @return
+ *  0   if no error encountered
+ *  != 0    a trvrfy_error_codes code
+ */
+int check_entity(entity *ent);
 
 /**
  * Walks the type information and performs a set of sanity checks.
  *
+ * Currently, the following checks are executed:
+ * - values of initialized entities must be allocated on the constant IRG
+ * - class types: doesn't have NULL members
+ * - class types: all overwrites are existent in the super type
+ *
  * @return
  *    0 if graph is correct
  *    else error code.
  */
 int tr_vrfy(void);
 
+/**
+ * If NDEBUG is defined performs nothing, else calls the tr_vrfy() function.
+ */
+#ifdef NDEBUG
+#define TR_VRFY()	0
+#else
+#define TR_VRFY()	tr_vrfy()
+#endif
+
 #endif /* TRVRFY_H */