libfirm/irtypeinfo.h

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/*
 * 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.
 */

#ifndef FIRM_ANA_IRTYPEINFO_H
#define FIRM_ANA_IRTYPEINFO_H

#include "firm_types.h"
#include "begin.h"

/* ------------ Auxiliary type. --------------------------------------- */

FIRM_API ir_type *initial_type;



/* ------------ Initializing this module. ----------------------------- */

FIRM_API void init_irtypeinfo(void);
FIRM_API void free_irtypeinfo(void);

/* ------------ Irgraph state handling. ------------------------------- */

typedef enum {
    ir_typeinfo_none,        
    ir_typeinfo_consistent,  
    ir_typeinfo_inconsistent 
} ir_typeinfo_state;

FIRM_API void set_irg_typeinfo_state(ir_graph *irg, ir_typeinfo_state state);
FIRM_API ir_typeinfo_state get_irg_typeinfo_state(const ir_graph *irg);

FIRM_API ir_typeinfo_state get_irp_typeinfo_state(void);
FIRM_API void set_irp_typeinfo_state(ir_typeinfo_state state);
FIRM_API void set_irp_typeinfo_inconsistent(void);

/* ------------ Irnode type information. ------------------------------ */

FIRM_API ir_type *get_irn_typeinfo_type(const ir_node *n);
FIRM_API void set_irn_typeinfo_type(ir_node *node, ir_type *type);

#include "end.h"

#endif