X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firflag_t.def;h=e735997a7b1abb38258589535d0b6b3dc5faca0e;hb=2ece936daec565575739be72f568a241207a5083;hp=5ddd6c9a76c15525548d81daf602d7c292f81c73;hpb=05828824fb0af08014cb029cf70a11627acdf5c5;p=libfirm diff --git a/ir/ir/irflag_t.def b/ir/ir/irflag_t.def index 5ddd6c9a7..e735997a7 100644 --- a/ir/ir/irflag_t.def +++ b/ir/ir/irflag_t.def @@ -1,12 +1,34 @@ /* - * 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 + * @version $Id$ + */ + +/* + * We have 3 kinds of flags: + * I_FLAGS are INTERNAL flags: There is only a public set_opt_ function + * E_FLAGS are EXTERNAL flags: Public get_opt_ and set_opt_ fucntions exists + * R_FLAGS are RUNNING flags: Use only internally in libfirm to indicate running states */ /** Turn off all optimizations. */ @@ -36,68 +58,61 @@ I_FLAG(control_flow_weak_simplification , 6, ON) /** */ I_FLAG(control_flow_strong_simplification , 7, ON) -/** */ -I_FLAG(critical_edges , 8, ON) - -/** Reclaim memory. */ -I_FLAG(dead_node_elimination , 9, ON) +/** Algebraic simplifications. */ +I_FLAG(algebraic_simplification , 8, ON) -/** Reassociate nodes. */ -I_FLAG(reassociation , 10, ON) +/** Use combo instead of df/cf optimizations. */ +I_FLAG(combo , 9, ON) -/** Do inlining transformation. */ -I_FLAG(inline , 11, ON) +/** Use Global Null Pointer Test elimination. */ +I_FLAG(global_null_ptr_elimination , 10, ON) /** Remove dynamic method dispatch. */ -E_FLAG(dyn_meth_dispatch , 12, ON) +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 , 13, ON) - -/** Remove tail-recursion. */ -I_FLAG(tail_recursion , 14, ON) - -/** Free never called methods */ -I_FLAG(dead_method_elimination , 15, ON) +I_FLAG(normalize , 12, ON) /** precise exception context */ -I_FLAG(precise_exc_context , 16, ON) - -/** Do loop unrolling */ -I_FLAG(loop_unrolling , 17, OFF) /* currently buggy, 2.1.2006 */ +I_FLAG(precise_exc_context , 15, ON) /** Do Strength reduction */ -I_FLAG(strength_red , 18, ON) - -/** Optimize Loads and Stores */ -I_FLAG(redundant_loadstore , 19, ON) +I_FLAG(strength_red , 17, ON) /** Optimize Fragile OPs */ -I_FLAG(fragile_ops , 20, OFF) - -/** If conversion. */ -I_FLAG(if_conversion , 21, OFF) - -/** Optimize real function calls. */ -I_FLAG(real_function_call , 22, ON) +I_FLAG(fragile_ops , 19, OFF) /** Optimize cast nodes. */ -E_FLAG(optimize_class_casts , 23, ON) -E_FLAG(suppress_downcast_optimization , 24, OFF) +E_FLAG(optimize_class_casts , 21, ON) +E_FLAG(suppress_downcast_optimization , 22, OFF) /** Not really an optimization, removes Confirm nodes. */ -I_FLAG(remove_confirm , 25, OFF) +I_FLAG(remove_confirm , 23, OFF) /** Scalar replacement. */ -I_FLAG(scalar_replacement , 26, ON) +I_FLAG(scalar_replacement , 24, ON) /** Load and Store have only Null exceptions. */ -I_FLAG(ldst_only_null_ptr_exceptions , 27, ON) +I_FLAG(ldst_only_null_ptr_exceptions , 25, ON) /** Sel-based Null-pointer check elimination. */ -I_FLAG(sel_based_null_check_elim , 28, OFF) +I_FLAG(sel_based_null_check_elim , 26, OFF) + +/** Automatically create Sync node during construction. */ +I_FLAG(auto_create_sync , 27, OFF) + +/** Enable Alias-analysis. */ +I_FLAG(alias_analysis , 28, ON) /** Closed world assumption. */ I_FLAG(closed_world , 31, OFF) + +/* -------------------- RUNNING flags ------------------- */ + +/** This flag is set while the reassociation optimizations are running */ +R_FLAG(reassoc , 0) + +/** This flag is set while architecture dependent optimizations are running */ +R_FLAG(arch_dep , 0)