44 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			44 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| 
								 | 
							
								/*
							 | 
						||
| 
								 | 
							
								 * Copyright (c) 2003, 2007-14 Matteo Frigo
							 | 
						||
| 
								 | 
							
								 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 * 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 2 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
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 */
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#include "kernel/ifftw.h"
							 | 
						||
| 
								 | 
							
								#include "simd-common.h"
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#if HAVE_SIMD
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								R *X(taint)(R *p, INT s)
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								     if (((unsigned)s * sizeof(R)) % ALIGNMENT)
							 | 
						||
| 
								 | 
							
									  p = (R *) (PTRINT(p) | TAINT_BIT);
							 | 
						||
| 
								 | 
							
								     if (((unsigned)s * sizeof(R)) % ALIGNMENTA)
							 | 
						||
| 
								 | 
							
									  p = (R *) (PTRINT(p) | TAINT_BITA);
							 | 
						||
| 
								 | 
							
								     return p;
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								/* join the taint of two pointers that are supposed to be
							 | 
						||
| 
								 | 
							
								   the same modulo the taint */
							 | 
						||
| 
								 | 
							
								R *X(join_taint)(R *p1, R *p2)
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								     A(UNTAINT(p1) == UNTAINT(p2));
							 | 
						||
| 
								 | 
							
								     return (R *)(PTRINT(p1) | PTRINT(p2));
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								#endif
							 |