61 lines
2 KiB
C
61 lines
2 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 "rdft/codelet-rdft.h"
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#include SIMD_HEADER
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#define EXTERN_CONST(t, x) extern const t x; const t x
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static int hc2cbv_okp(const R *Rp, const R *Ip, const R *Rm, const R *Im,
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INT rs, INT mb, INT me, INT ms,
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const planner *plnr)
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{
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return (1
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&& !NO_SIMDP(plnr)
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&& SIMD_STRIDE_OK(rs)
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&& SIMD_VSTRIDE_OK(ms)
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&& ((me - mb) % VL) == 0
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&& ((mb - 1) % VL) == 0 /* twiddle factors alignment */
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&& ALIGNED(Rp)
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&& ALIGNED(Rm)
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&& Ip == Rp + 1
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&& Im == Rm + 1);
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}
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EXTERN_CONST(hc2c_genus, XSIMD(rdft_hc2cbv_genus)) = { hc2cbv_okp, HC2R, VL };
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static int hc2cfv_okp(const R *Rp, const R *Ip, const R *Rm, const R *Im,
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INT rs, INT mb, INT me, INT ms,
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const planner *plnr)
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{
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return (1
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&& !NO_SIMDP(plnr)
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&& SIMD_STRIDE_OK(rs)
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&& SIMD_VSTRIDE_OK(ms)
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&& ((me - mb) % VL) == 0
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&& ((mb - 1) % VL) == 0 /* twiddle factors alignment */
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&& ALIGNED(Rp)
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&& ALIGNED(Rm)
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&& Ip == Rp + 1
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&& Im == Rm + 1);
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}
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EXTERN_CONST(hc2c_genus, XSIMD(rdft_hc2cfv_genus)) = { hc2cfv_okp, R2HC, VL };
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