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/* -*-c-*- ---------------- mix_predicate.h :
* Predicates and lists of predicates testing vm status.
* ------------------------------------------------------------------
* Copyright (C) 2001, 2007 Free Software Foundation, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef MIX_PREDICATE_H
#define MIX_PREDICATE_H
#include "mix.h"
#include "mix_types.h"
#include "mix_ins.h"
/* the predicate type */
typedef struct mix_predicate_t mix_predicate_t;
/* predicate types */
typedef enum {
MIX_PRED_REG_A,
MIX_PRED_REG_X,
MIX_PRED_REG_J,
MIX_PRED_REG_I1,
MIX_PRED_REG_I2,
MIX_PRED_REG_I3,
MIX_PRED_REG_I4,
MIX_PRED_REG_I5,
MIX_PRED_REG_I6,
MIX_PRED_OVER,
MIX_PRED_CMP,
MIX_PRED_MEM,
MIX_PRED_INVALID
} mix_predicate_type_t;
/* create predicates based on vm status */
extern mix_predicate_t *
mix_predicate_new (mix_predicate_type_t type);
/* delete a predicate */
extern void
mix_predicate_delete (mix_predicate_t *predicate);
/* return the predicate's type */
extern mix_predicate_type_t
mix_predicate_get_type (const mix_predicate_t *pred);
/* change mem address of a MIX_PRED_MEM predicate */
extern void
mix_predicate_set_mem_address (mix_predicate_t *predicate,
mix_address_t address);
/* get message about predicate evaluation */
extern const gchar *
mix_predicate_get_message (const mix_predicate_t *predicate);
/* test a predicate */
#include "mix_vm.h"
extern gboolean
mix_predicate_eval(mix_predicate_t *pred, const mix_vm_t *vm);
#endif /* MIX_PREDICATE_H */
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