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44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
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/*
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* Copyright (c) 2003, 2007-14 Matteo Frigo
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* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include "kernel/ifftw.h"
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#include "simd-common.h"
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#if HAVE_SIMD
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R *X(taint)(R *p, INT s)
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{
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if (((unsigned)s * sizeof(R)) % ALIGNMENT)
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p = (R *) (PTRINT(p) | TAINT_BIT);
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if (((unsigned)s * sizeof(R)) % ALIGNMENTA)
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p = (R *) (PTRINT(p) | TAINT_BITA);
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return p;
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}
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/* join the taint of two pointers that are supposed to be
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the same modulo the taint */
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R *X(join_taint)(R *p1, R *p2)
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{
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A(UNTAINT(p1) == UNTAINT(p2));
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return (R *)(PTRINT(p1) | PTRINT(p2));
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}
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#endif
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