X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firflag_t.def;h=c51ae427fefe61693a355754a530b5a36eb59c65;hb=4f25f9ca1fd1d53303f277a140a1aa657782aeba;hp=39bdb62ed599ed616671bc7569b50e2bc206dd85;hpb=37c8a981ff579e3f241ec2a8df15e0b0faa234ef;p=libfirm

diff --git a/ir/ir/irflag_t.def b/ir/ir/irflag_t.def
index 39bdb62ed..c51ae427f 100644
--- a/ir/ir/irflag_t.def
+++ b/ir/ir/irflag_t.def
@@ -1,12 +1,33 @@
 /*
- * Project:     libFIRM
- * File name:   ir/ir/irflag_t.def
- * Purpose:     Flags to control optimizations, inline implementation.
- * Author:      Michael Beck
- * Created:
- * CVS-ID:      $Id$
- * Copyright:   (c) 1998-2004 Universität Karlsruhe
- * Licence:     This file protected by GPL -  GNU GENERAL PUBLIC LICENSE.
+ * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+
+/**
+ * @file
+ * @brief     Definitions for optimisation flags
+ * @author    Michael Beck, Sebastian Hack
+ */
+
+/*
+ * We have 3 kinds of flags:
+ * I_FLAGS are INTERNAL flags: There is only a public set_opt_<flag> function
+ * E_FLAGS are EXTERNAL flags: Public get_opt_<flag> and set_opt_<flag> fucntions exists
+ * R_FLAGS are RUNNING flags: Use only internally in libfirm to indicate running states
  */
 
 /** Turn off all optimizations. */
@@ -22,85 +43,24 @@ E_FLAG(cse                                , 1, ON)
 I_FLAG(global_cse                         , 2, OFF)
 
 /** Evaluate operations. */
-I_FLAG(constant_folding                   , 3, ON)
-
-/** Bad node propagation. */
-I_FLAG(unreachable_code                   , 4, ON)
-
-/** */
-I_FLAG(control_flow_straightening         , 5, ON)
-
-/** */
-I_FLAG(control_flow_weak_simplification   , 6, ON)
-
-/** */
-I_FLAG(control_flow_strong_simplification , 7, ON)
-
-/** Reclaim memory. */
-I_FLAG(dead_node_elimination              , 8, ON)
-
-/** Reassociate nodes. */
-I_FLAG(reassociation                      , 9, ON)
-
-/** Do inlining transformation. */
-I_FLAG(inline                             , 10, ON)
-
-/** Remove dynamic method dispatch. */
-E_FLAG(dyn_meth_dispatch                  , 11, ON)
-
-/** Transformations that normalize the firm representation
- *  as removing Ids and Tuples, useless Phis, SymConst(id) -> Const(entity) ...
- */
-I_FLAG(normalize                          , 12, ON)
+E_FLAG(constant_folding                   , 3, ON)
 
-/** Remove tail-recursion. */
-I_FLAG(tail_recursion                     , 13, ON)
+/** Algebraic simplifications. */
+I_FLAG(algebraic_simplification           , 4, ON)
 
-/** Free never called methods */
-I_FLAG(dead_method_elimination            , 14, ON)
-
-/** precise exception context */
-I_FLAG(precise_exc_context                , 15, ON)
-
-/** Do loop unrolling */
-I_FLAG(loop_unrolling                     , 16, OFF)	/* currently buggy, 2.1.2006 */
-
-/** Do Strength reduction */
-I_FLAG(strength_red                       , 17, ON)
-
-/** Optimize Loads and Stores */
-I_FLAG(redundant_loadstore                , 18, ON)
-
-/** Optimize Fragile OPs */
-I_FLAG(fragile_ops                        , 19, OFF)
-
-/** If conversion. */
-I_FLAG(if_conversion                      , 20, OFF)
-
-/** Optimize function calls. */
-I_FLAG(function_call                      , 21, ON)
-
-/** Optimize cast nodes. */
-E_FLAG(optimize_class_casts               , 22, ON)
-E_FLAG(suppress_downcast_optimization     , 23, OFF)
-
-/** Not really an optimization, removes Confirm nodes. */
-I_FLAG(remove_confirm                     , 24, OFF)
-
-/** Scalar replacement. */
-I_FLAG(scalar_replacement                 , 25, ON)
-
-/** Load and Store have only Null exceptions. */
-I_FLAG(ldst_only_null_ptr_exceptions      , 26, ON)
-
-/** Sel-based Null-pointer check elimination. */
-I_FLAG(sel_based_null_check_elim          , 27, OFF)
+/** Use Global Null Pointer Test elimination. */
+I_FLAG(global_null_ptr_elimination        , 5, ON)
 
 /** Automatically create Sync node during construction. */
-I_FLAG(auto_create_sync                   , 28, OFF)
+I_FLAG(auto_create_sync                   , 10, OFF)
 
 /** Enable Alias-analysis. */
-I_FLAG(alias_analysis                     , 29, ON)
+I_FLAG(alias_analysis                     , 11, ON)
 
 /** Closed world assumption. */
-I_FLAG(closed_world                       , 31, OFF)
+I_FLAG(closed_world                       , 12, OFF)
+
+/* -------------------- RUNNING flags ------------------- */
+
+/** This flag is set while the reassociation optimizations are running */
+R_FLAG(reassoc                            , 0)