object.cu

/*
    pcudaSAT: Simulating an efficient solution to SAT with active membranes on the GPU 
    This simulator is published on:
    J.M. Cecilia, J.M. García, G.D. Guerrero, M.A. Martínez-del-Amor, I. Pérez-Hurtado,
    M.J. Pérez-Jiménez. Simulating a P system based efficient solution to SAT by using
    GPUs, Journal of Logic and Algebraic Programming, 79, 6 (2010), 317-325

    pcudaSAT is a subproject of PMCGPU (Parallel simulators for Membrane 
                                       Computing on the GPU)   
 
    Copyright (c) 2010 Miguel Á. Martínez-del-Amor (RGNC, University of Seville)
 		       Ginés D. Guerrero (GACOP, University of Murcia)
    
    This file is part of pcudaSAT.
  
    pcudaSAT 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.

    pcudaSAT 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 pcudaSAT.  If not, see <http://www.gnu.org/licenses/>. */

#ifndef _OBJECT_DEVICE
#define _OBJECT_DEVICE

typedef unsigned int Object;

/************************************/
/* Functions about object in device */

__device__ inline Object setObject(char var,short int i,short int j) {
	unsigned int o=0;
    	o=(var)<<24;
    	o=o|((i)<<8);
    	o=o|(j&0xFF);

    	return o;
}

__device__ inline Object setVar(Object o, char var) {
	return o=(o&0xFFFFFF)|(var)<<24;
}

__device__ inline Object setJ(Object o, short int j) {
	return (o&0xFFFFFF00)|(j&0xFF);
}

__device__ inline char getVar(Object o) {
	return (char)(o>>24);
}

__device__ inline short int getI(Object o) {
    	return (short int) ((o>>8)&0xFFFF);
}

__device__ inline short int getJ(Object o) {
    	return (short int) (o&0xFF);
}

#endif