X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firnode_t.h;h=fa24090fad64bf4bd711379321eeb50998b49c22;hb=e570f00fb465d212dde403160e97ab45d36d1d7e;hp=e5728487cc67aa45517490b3dbc362e4452087d5;hpb=2b1b913b344b6cbe2bfc1c44feb090326ecf4e74;p=libfirm diff --git a/ir/ir/irnode_t.h b/ir/ir/irnode_t.h index e5728487c..fa24090fa 100644 --- a/ir/ir/irnode_t.h +++ b/ir/ir/irnode_t.h @@ -1,6 +1,15 @@ -/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe -* All rights reserved. -*/ +/* + * Project: libFIRM + * File name: ir/ir/irnode_t.h + * Purpose: Representation of an intermediate operation -- private header. + * Author: Martin Trapp, Christian Schaefer + * Modified by: Goetz Lindenmaier + * Created: + * CVS-ID: $Id$ + * Copyright: (c) 1998-2003 Universität Karlsruhe + * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE. + */ + /** * @file irnode_t.h @@ -10,7 +19,6 @@ * @author Martin Trapp, Christian Schaefer */ -/* $Id$ */ # ifndef _IRNODE_T_H_ # define _IRNODE_T_H_ @@ -20,11 +28,11 @@ #endif # include "irnode.h" -# include "xprintf.h" # include "irop_t.h" # include "firm_common_t.h" # include "irdom_t.h" /* For size of struct dom_info. */ # include "dbginfo.h" +# include "irloop.h" # include "exc.h" @@ -32,37 +40,52 @@ /** Block attributes */ typedef struct { + /* General attributes */ + ir_graph *irg; unsigned long block_visited; /**< for the walker that walks over all blocks. */ /* Attributes private to construction: */ bool matured; /**< if set, all in-nodes of the block are fixed */ struct ir_node **graph_arr; /**< array to store all parameters */ + /* Attributes holding analyses information */ struct dom_info dom; /**< Datastructure that holds information about dominators. - @todo - Eventually overlay with graph_arr as only valid - in different phases. Eventually inline the whole - datastructure. */ - exc_t exc; /**< role of this block for exception handling */ - ir_node *handler_entry; /**< handler entry block iff this block is part of a region */ + @@@ @todo + Eventually overlay with graph_arr as only valid + in different phases. Eventually inline the whole + datastructure. */ + // exc_t exc; /**< role of this block for exception handling */ + // ir_node *handler_entry; /**< handler entry block iff this block is part of a region */ ir_node ** in_cg; /**< array with predecessors in * interprocedural_view, if they differ * from intraprocedural predecessors */ int *backedge; /**< Field n set to true if pred n is backedge. - @todo Ev. replace by bitfield! */ + @@@ @todo Ev. replace by bitfield! */ int *cg_backedge; /**< Field n set to true if pred n is interprocedural backedge. - @todo Ev. replace by bitfield! */ + @@@ @todo Ev. replace by bitfield! */ } block_attr; +/** Start attributes */ +typedef struct { + char dummy; + // ir_graph *irg; @@@ now in block +} start_attr; + /** Cond attributes */ typedef struct { cond_kind kind; /**< flavor of Cond */ long default_proj; /**< for optimization: biggest Proj number, i.e. the one - used for default. */ + used for default. */ } cond_attr; +/** Const attributes */ +typedef struct { + tarval *tv; /**< the target value */ + type *tp; /**< the source type, for analyses. default: type_unknown. */ +} const_attr; + /** SymConst attributes This union contains the symbolic information represented by the node */ typedef union type_or_id { - type *typ; + type *typ; ident *ptrinfo; } type_or_id; @@ -110,23 +133,34 @@ typedef struct { /** EndReg/EndExcept attributes */ typedef struct { - ir_graph * irg; /**< ir_graph this node belongs to (for - * navigating in interprocedural graphs) */ + char dummy; + // ir_graph * irg; /**< ir_graph this node belongs to (for + // * navigating in interprocedural graphs) + // @@@ now in block */ } end_attr; /** CallBegin attributes */ typedef struct { - ir_graph * irg; /**< ir_graph this node belongs to (for - * navigating in interprocedural graphs) */ + // ir_graph * irg; / **< ir_graph this node belongs to (for + // * navigating in interprocedural graphs) */ + // @@@ now in block ir_node * call; /**< associated Call-operation */ } callbegin_attr; +/** Cast attributes */ +typedef struct { + type *totype; +} cast_attr; + +typedef pn_Cmp confirm_attr; /** Attribute to hold compare operation */ + /** Some irnodes just have one attribute, these are stored here, some have more. Their name is 'irnodename_attr' */ typedef union { + start_attr start; /**< For Start */ block_attr block; /**< For Block: Fields needed to construct it */ cond_attr c; /**< For Cond. */ - struct tarval *con; /**< For Const: contains the value of the constant */ + const_attr con; /**< For Const: contains the value of the constant and a type */ symconst_attr i; /**< For SymConst. */ sel_attr s; /**< For Sel. */ call_attr call; /**< For Call: pointer to the type of the method to call */ @@ -134,6 +168,7 @@ typedef union { alloc_attr a; /**< For Alloc. */ io_attr io; /**< For InstOf */ type *f; /**< For Free. */ + cast_attr cast; /**< For Cast. */ int phi0_pos; /**< For Phi. Used to remember the value defined by this Phi node. Needed when the Phi is completed to call get_r_internal_value to find the @@ -144,6 +179,7 @@ typedef union { Field n set to true if pred n is backedge. @todo Ev. replace by bitfield! */ long proj; /**< For Proj: contains the result position to project */ + confirm_attr confirm_cmp; /**< For Confirm: compare operation */ filter_attr filter; /**< For Filter */ end_attr end; /**< For EndReg, EndExcept */ #if PRECISE_EXC_CONTEXT @@ -174,6 +210,9 @@ struct ir_node { int node_nr; /**< a unique node number for each node to make output readable. */ #endif + /* ------- For analyses -------- */ + ir_loop *loop; /**< the loop the node is in. Access routines in irloop.h */ + /* ------- Opcode depending fields -------- */ attr attr; /**< attribute of this node. Depends on opcode. Must be last field of struct ir_node. */ }; @@ -181,12 +220,8 @@ struct ir_node { /** Copies all attributes stored in the old node to the new node. Assumes both have the same opcode and sufficient size. */ void -copy_attrs (ir_node *old, ir_node *new); - +copy_attrs(const ir_node *old_node, ir_node *new_node); -/** Print IR-Nodes with attributes - @todo brauchen wir dienoch? dann fliegt ev. das xprint raus? */ -int ir_node_print (XP_PAR1, const xprintf_info *, XP_PARN); /** Returns the array with the ins. The content of the array may not be changed. */ @@ -194,12 +229,13 @@ ir_node **get_irn_in (const ir_node *node); /*@{*/ /** access attributes directly */ -INLINE tarval *get_irn_const_attr (ir_node *node); +INLINE const_attr get_irn_const_attr (ir_node *node); INLINE long get_irn_proj_attr (ir_node *node); INLINE alloc_attr get_irn_alloc_attr (ir_node *node); INLINE type *get_irn_free_attr (ir_node *node); INLINE symconst_attr get_irn_symconst_attr (ir_node *node); type *get_irn_call_attr (ir_node *node); +type *get_irn_funccall_attr (ir_node *node); sel_attr get_irn_sel_attr (ir_node *node); int get_irn_phi_attr (ir_node *node); block_attr get_irn_block_attr (ir_node *node);