423 lines
13 KiB
C
423 lines
13 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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/* This file was automatically generated --- DO NOT EDIT */
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/* Generated on Tue Sep 14 10:45:13 EDT 2021 */
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#include "dft/codelet-dft.h"
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#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
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/* Generated by: ../../../genfft/gen_notw_c.native -fma -simd -compact -variables 4 -pipeline-latency 8 -n 16 -name n2fv_16 -with-ostride 2 -include dft/simd/n2f.h -store-multiple 2 */
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/*
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* This function contains 72 FP additions, 34 FP multiplications,
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* (or, 38 additions, 0 multiplications, 34 fused multiply/add),
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* 38 stack variables, 3 constants, and 40 memory accesses
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*/
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#include "dft/simd/n2f.h"
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static void n2fv_16(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
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{
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DVK(KP923879532, +0.923879532511286756128183189396788286822416626);
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DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
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DVK(KP414213562, +0.414213562373095048801688724209698078569671875);
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{
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INT i;
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const R *xi;
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R *xo;
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xi = ri;
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xo = ro;
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for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(32, is), MAKE_VOLATILE_STRIDE(32, os)) {
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V T7, TU, Tz, TH, Tu, TV, TA, TK, Te, TX, TC, TO, Tl, TY, TD;
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V TR;
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{
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V T1, T2, T3, T4, T5, T6;
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T1 = LD(&(xi[0]), ivs, &(xi[0]));
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T2 = LD(&(xi[WS(is, 8)]), ivs, &(xi[0]));
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T3 = VADD(T1, T2);
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T4 = LD(&(xi[WS(is, 4)]), ivs, &(xi[0]));
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T5 = LD(&(xi[WS(is, 12)]), ivs, &(xi[0]));
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T6 = VADD(T4, T5);
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T7 = VSUB(T3, T6);
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TU = VSUB(T4, T5);
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Tz = VADD(T3, T6);
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TH = VSUB(T1, T2);
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}
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{
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V Tq, TJ, Tt, TI;
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{
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V To, Tp, Tr, Ts;
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To = LD(&(xi[WS(is, 14)]), ivs, &(xi[0]));
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Tp = LD(&(xi[WS(is, 6)]), ivs, &(xi[0]));
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Tq = VADD(To, Tp);
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TJ = VSUB(To, Tp);
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Tr = LD(&(xi[WS(is, 2)]), ivs, &(xi[0]));
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Ts = LD(&(xi[WS(is, 10)]), ivs, &(xi[0]));
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Tt = VADD(Tr, Ts);
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TI = VSUB(Tr, Ts);
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}
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Tu = VSUB(Tq, Tt);
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TV = VSUB(TJ, TI);
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TA = VADD(Tt, Tq);
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TK = VADD(TI, TJ);
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}
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{
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V Ta, TM, Td, TN;
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{
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V T8, T9, Tb, Tc;
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T8 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
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T9 = LD(&(xi[WS(is, 9)]), ivs, &(xi[WS(is, 1)]));
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Ta = VADD(T8, T9);
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TM = VSUB(T8, T9);
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Tb = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)]));
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Tc = LD(&(xi[WS(is, 13)]), ivs, &(xi[WS(is, 1)]));
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Td = VADD(Tb, Tc);
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TN = VSUB(Tb, Tc);
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}
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Te = VSUB(Ta, Td);
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TX = VFMA(LDK(KP414213562), TM, TN);
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TC = VADD(Ta, Td);
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TO = VFNMS(LDK(KP414213562), TN, TM);
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}
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{
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V Th, TP, Tk, TQ;
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{
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V Tf, Tg, Ti, Tj;
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Tf = LD(&(xi[WS(is, 15)]), ivs, &(xi[WS(is, 1)]));
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Tg = LD(&(xi[WS(is, 7)]), ivs, &(xi[WS(is, 1)]));
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Th = VADD(Tf, Tg);
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TP = VSUB(Tf, Tg);
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Ti = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)]));
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Tj = LD(&(xi[WS(is, 11)]), ivs, &(xi[WS(is, 1)]));
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Tk = VADD(Ti, Tj);
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TQ = VSUB(Tj, Ti);
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}
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Tl = VSUB(Th, Tk);
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TY = VFMA(LDK(KP414213562), TP, TQ);
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TD = VADD(Th, Tk);
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TR = VFNMS(LDK(KP414213562), TQ, TP);
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}
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{
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V T1b, T1c, T1d, T1e;
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{
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V TB, TE, TF, TG;
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TB = VADD(Tz, TA);
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TE = VADD(TC, TD);
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T1b = VSUB(TB, TE);
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STM2(&(xo[16]), T1b, ovs, &(xo[0]));
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T1c = VADD(TB, TE);
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STM2(&(xo[0]), T1c, ovs, &(xo[0]));
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TF = VSUB(Tz, TA);
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TG = VSUB(TD, TC);
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T1d = VFNMSI(TG, TF);
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STM2(&(xo[24]), T1d, ovs, &(xo[0]));
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T1e = VFMAI(TG, TF);
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STM2(&(xo[8]), T1e, ovs, &(xo[0]));
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}
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{
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V T1f, T1g, T1h, T1i;
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{
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V Tn, Tx, Tw, Ty, Tm, Tv;
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Tm = VADD(Te, Tl);
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Tn = VFNMS(LDK(KP707106781), Tm, T7);
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Tx = VFMA(LDK(KP707106781), Tm, T7);
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Tv = VSUB(Tl, Te);
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Tw = VFNMS(LDK(KP707106781), Tv, Tu);
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Ty = VFMA(LDK(KP707106781), Tv, Tu);
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T1f = VFNMSI(Tw, Tn);
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STM2(&(xo[12]), T1f, ovs, &(xo[0]));
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T1g = VFMAI(Ty, Tx);
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STM2(&(xo[4]), T1g, ovs, &(xo[0]));
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T1h = VFMAI(Tw, Tn);
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STM2(&(xo[20]), T1h, ovs, &(xo[0]));
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T1i = VFNMSI(Ty, Tx);
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STM2(&(xo[28]), T1i, ovs, &(xo[0]));
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}
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{
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V TT, T11, T10, T12;
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{
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V TL, TS, TW, TZ;
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TL = VFMA(LDK(KP707106781), TK, TH);
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TS = VADD(TO, TR);
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TT = VFNMS(LDK(KP923879532), TS, TL);
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T11 = VFMA(LDK(KP923879532), TS, TL);
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TW = VFNMS(LDK(KP707106781), TV, TU);
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TZ = VSUB(TX, TY);
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T10 = VFNMS(LDK(KP923879532), TZ, TW);
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T12 = VFMA(LDK(KP923879532), TZ, TW);
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}
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{
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V T1j, T1k, T1l, T1m;
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T1j = VFNMSI(T10, TT);
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STM2(&(xo[18]), T1j, ovs, &(xo[2]));
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STN2(&(xo[16]), T1b, T1j, ovs);
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T1k = VFMAI(T12, T11);
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STM2(&(xo[30]), T1k, ovs, &(xo[2]));
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STN2(&(xo[28]), T1i, T1k, ovs);
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T1l = VFMAI(T10, TT);
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STM2(&(xo[14]), T1l, ovs, &(xo[2]));
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STN2(&(xo[12]), T1f, T1l, ovs);
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T1m = VFNMSI(T12, T11);
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STM2(&(xo[2]), T1m, ovs, &(xo[2]));
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STN2(&(xo[0]), T1c, T1m, ovs);
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}
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}
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{
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V T15, T19, T18, T1a;
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{
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V T13, T14, T16, T17;
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T13 = VFNMS(LDK(KP707106781), TK, TH);
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T14 = VADD(TX, TY);
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T15 = VFNMS(LDK(KP923879532), T14, T13);
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T19 = VFMA(LDK(KP923879532), T14, T13);
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T16 = VFMA(LDK(KP707106781), TV, TU);
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T17 = VSUB(TR, TO);
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T18 = VFNMS(LDK(KP923879532), T17, T16);
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T1a = VFMA(LDK(KP923879532), T17, T16);
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}
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{
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V T1n, T1o, T1p, T1q;
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T1n = VFNMSI(T18, T15);
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STM2(&(xo[10]), T1n, ovs, &(xo[2]));
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STN2(&(xo[8]), T1e, T1n, ovs);
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T1o = VFNMSI(T1a, T19);
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STM2(&(xo[26]), T1o, ovs, &(xo[2]));
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STN2(&(xo[24]), T1d, T1o, ovs);
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T1p = VFMAI(T18, T15);
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STM2(&(xo[22]), T1p, ovs, &(xo[2]));
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STN2(&(xo[20]), T1h, T1p, ovs);
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T1q = VFMAI(T1a, T19);
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STM2(&(xo[6]), T1q, ovs, &(xo[2]));
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STN2(&(xo[4]), T1g, T1q, ovs);
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}
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}
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}
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}
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}
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}
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VLEAVE();
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}
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static const kdft_desc desc = { 16, XSIMD_STRING("n2fv_16"), { 38, 0, 34, 0 }, &GENUS, 0, 2, 0, 0 };
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void XSIMD(codelet_n2fv_16) (planner *p) { X(kdft_register) (p, n2fv_16, &desc);
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}
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#else
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/* Generated by: ../../../genfft/gen_notw_c.native -simd -compact -variables 4 -pipeline-latency 8 -n 16 -name n2fv_16 -with-ostride 2 -include dft/simd/n2f.h -store-multiple 2 */
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/*
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* This function contains 72 FP additions, 12 FP multiplications,
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* (or, 68 additions, 8 multiplications, 4 fused multiply/add),
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* 38 stack variables, 3 constants, and 40 memory accesses
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*/
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#include "dft/simd/n2f.h"
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static void n2fv_16(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
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{
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DVK(KP923879532, +0.923879532511286756128183189396788286822416626);
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DVK(KP382683432, +0.382683432365089771728459984030398866761344562);
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DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
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{
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INT i;
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const R *xi;
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R *xo;
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xi = ri;
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xo = ro;
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for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(32, is), MAKE_VOLATILE_STRIDE(32, os)) {
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V Tp, T13, Tu, TN, Tm, T14, Tv, TY, T7, T17, Ty, TT, Te, T16, Tx;
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V TQ;
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{
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V Tn, To, TM, Ts, Tt, TL;
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Tn = LD(&(xi[WS(is, 4)]), ivs, &(xi[0]));
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To = LD(&(xi[WS(is, 12)]), ivs, &(xi[0]));
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TM = VADD(Tn, To);
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Ts = LD(&(xi[0]), ivs, &(xi[0]));
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Tt = LD(&(xi[WS(is, 8)]), ivs, &(xi[0]));
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TL = VADD(Ts, Tt);
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Tp = VSUB(Tn, To);
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T13 = VADD(TL, TM);
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Tu = VSUB(Ts, Tt);
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TN = VSUB(TL, TM);
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}
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{
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V Ti, TW, Tl, TX;
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{
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V Tg, Th, Tj, Tk;
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Tg = LD(&(xi[WS(is, 14)]), ivs, &(xi[0]));
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Th = LD(&(xi[WS(is, 6)]), ivs, &(xi[0]));
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Ti = VSUB(Tg, Th);
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TW = VADD(Tg, Th);
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Tj = LD(&(xi[WS(is, 2)]), ivs, &(xi[0]));
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Tk = LD(&(xi[WS(is, 10)]), ivs, &(xi[0]));
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Tl = VSUB(Tj, Tk);
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TX = VADD(Tj, Tk);
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}
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Tm = VMUL(LDK(KP707106781), VSUB(Ti, Tl));
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T14 = VADD(TX, TW);
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Tv = VMUL(LDK(KP707106781), VADD(Tl, Ti));
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TY = VSUB(TW, TX);
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}
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{
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V T3, TR, T6, TS;
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{
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V T1, T2, T4, T5;
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T1 = LD(&(xi[WS(is, 15)]), ivs, &(xi[WS(is, 1)]));
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T2 = LD(&(xi[WS(is, 7)]), ivs, &(xi[WS(is, 1)]));
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T3 = VSUB(T1, T2);
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TR = VADD(T1, T2);
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T4 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)]));
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T5 = LD(&(xi[WS(is, 11)]), ivs, &(xi[WS(is, 1)]));
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T6 = VSUB(T4, T5);
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TS = VADD(T4, T5);
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}
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T7 = VFNMS(LDK(KP923879532), T6, VMUL(LDK(KP382683432), T3));
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T17 = VADD(TR, TS);
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Ty = VFMA(LDK(KP923879532), T3, VMUL(LDK(KP382683432), T6));
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TT = VSUB(TR, TS);
|
||
|
|
}
|
||
|
|
{
|
||
|
|
V Ta, TO, Td, TP;
|
||
|
|
{
|
||
|
|
V T8, T9, Tb, Tc;
|
||
|
|
T8 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
|
||
|
|
T9 = LD(&(xi[WS(is, 9)]), ivs, &(xi[WS(is, 1)]));
|
||
|
|
Ta = VSUB(T8, T9);
|
||
|
|
TO = VADD(T8, T9);
|
||
|
|
Tb = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)]));
|
||
|
|
Tc = LD(&(xi[WS(is, 13)]), ivs, &(xi[WS(is, 1)]));
|
||
|
|
Td = VSUB(Tb, Tc);
|
||
|
|
TP = VADD(Tb, Tc);
|
||
|
|
}
|
||
|
|
Te = VFMA(LDK(KP382683432), Ta, VMUL(LDK(KP923879532), Td));
|
||
|
|
T16 = VADD(TO, TP);
|
||
|
|
Tx = VFNMS(LDK(KP382683432), Td, VMUL(LDK(KP923879532), Ta));
|
||
|
|
TQ = VSUB(TO, TP);
|
||
|
|
}
|
||
|
|
{
|
||
|
|
V T1b, T1c, T1d, T1e;
|
||
|
|
{
|
||
|
|
V T15, T18, T19, T1a;
|
||
|
|
T15 = VADD(T13, T14);
|
||
|
|
T18 = VADD(T16, T17);
|
||
|
|
T1b = VSUB(T15, T18);
|
||
|
|
STM2(&(xo[16]), T1b, ovs, &(xo[0]));
|
||
|
|
T1c = VADD(T15, T18);
|
||
|
|
STM2(&(xo[0]), T1c, ovs, &(xo[0]));
|
||
|
|
T19 = VSUB(T13, T14);
|
||
|
|
T1a = VBYI(VSUB(T17, T16));
|
||
|
|
T1d = VSUB(T19, T1a);
|
||
|
|
STM2(&(xo[24]), T1d, ovs, &(xo[0]));
|
||
|
|
T1e = VADD(T19, T1a);
|
||
|
|
STM2(&(xo[8]), T1e, ovs, &(xo[0]));
|
||
|
|
}
|
||
|
|
{
|
||
|
|
V T1f, T1g, T1h, T1i;
|
||
|
|
{
|
||
|
|
V TV, T11, T10, T12, TU, TZ;
|
||
|
|
TU = VMUL(LDK(KP707106781), VADD(TQ, TT));
|
||
|
|
TV = VADD(TN, TU);
|
||
|
|
T11 = VSUB(TN, TU);
|
||
|
|
TZ = VMUL(LDK(KP707106781), VSUB(TT, TQ));
|
||
|
|
T10 = VBYI(VADD(TY, TZ));
|
||
|
|
T12 = VBYI(VSUB(TZ, TY));
|
||
|
|
T1f = VSUB(TV, T10);
|
||
|
|
STM2(&(xo[28]), T1f, ovs, &(xo[0]));
|
||
|
|
T1g = VADD(T11, T12);
|
||
|
|
STM2(&(xo[12]), T1g, ovs, &(xo[0]));
|
||
|
|
T1h = VADD(TV, T10);
|
||
|
|
STM2(&(xo[4]), T1h, ovs, &(xo[0]));
|
||
|
|
T1i = VSUB(T11, T12);
|
||
|
|
STM2(&(xo[20]), T1i, ovs, &(xo[0]));
|
||
|
|
}
|
||
|
|
{
|
||
|
|
V Tr, TB, TA, TC;
|
||
|
|
{
|
||
|
|
V Tf, Tq, Tw, Tz;
|
||
|
|
Tf = VSUB(T7, Te);
|
||
|
|
Tq = VSUB(Tm, Tp);
|
||
|
|
Tr = VBYI(VSUB(Tf, Tq));
|
||
|
|
TB = VBYI(VADD(Tq, Tf));
|
||
|
|
Tw = VADD(Tu, Tv);
|
||
|
|
Tz = VADD(Tx, Ty);
|
||
|
|
TA = VSUB(Tw, Tz);
|
||
|
|
TC = VADD(Tw, Tz);
|
||
|
|
}
|
||
|
|
{
|
||
|
|
V T1j, T1k, T1l, T1m;
|
||
|
|
T1j = VADD(Tr, TA);
|
||
|
|
STM2(&(xo[14]), T1j, ovs, &(xo[2]));
|
||
|
|
STN2(&(xo[12]), T1g, T1j, ovs);
|
||
|
|
T1k = VSUB(TC, TB);
|
||
|
|
STM2(&(xo[30]), T1k, ovs, &(xo[2]));
|
||
|
|
STN2(&(xo[28]), T1f, T1k, ovs);
|
||
|
|
T1l = VSUB(TA, Tr);
|
||
|
|
STM2(&(xo[18]), T1l, ovs, &(xo[2]));
|
||
|
|
STN2(&(xo[16]), T1b, T1l, ovs);
|
||
|
|
T1m = VADD(TB, TC);
|
||
|
|
STM2(&(xo[2]), T1m, ovs, &(xo[2]));
|
||
|
|
STN2(&(xo[0]), T1c, T1m, ovs);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
{
|
||
|
|
V TF, TJ, TI, TK;
|
||
|
|
{
|
||
|
|
V TD, TE, TG, TH;
|
||
|
|
TD = VSUB(Tu, Tv);
|
||
|
|
TE = VADD(Te, T7);
|
||
|
|
TF = VADD(TD, TE);
|
||
|
|
TJ = VSUB(TD, TE);
|
||
|
|
TG = VADD(Tp, Tm);
|
||
|
|
TH = VSUB(Ty, Tx);
|
||
|
|
TI = VBYI(VADD(TG, TH));
|
||
|
|
TK = VBYI(VSUB(TH, TG));
|
||
|
|
}
|
||
|
|
{
|
||
|
|
V T1n, T1o, T1p, T1q;
|
||
|
|
T1n = VSUB(TF, TI);
|
||
|
|
STM2(&(xo[26]), T1n, ovs, &(xo[2]));
|
||
|
|
STN2(&(xo[24]), T1d, T1n, ovs);
|
||
|
|
T1o = VADD(TJ, TK);
|
||
|
|
STM2(&(xo[10]), T1o, ovs, &(xo[2]));
|
||
|
|
STN2(&(xo[8]), T1e, T1o, ovs);
|
||
|
|
T1p = VADD(TF, TI);
|
||
|
|
STM2(&(xo[6]), T1p, ovs, &(xo[2]));
|
||
|
|
STN2(&(xo[4]), T1h, T1p, ovs);
|
||
|
|
T1q = VSUB(TJ, TK);
|
||
|
|
STM2(&(xo[22]), T1q, ovs, &(xo[2]));
|
||
|
|
STN2(&(xo[20]), T1i, T1q, ovs);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
VLEAVE();
|
||
|
|
}
|
||
|
|
|
||
|
|
static const kdft_desc desc = { 16, XSIMD_STRING("n2fv_16"), { 68, 8, 4, 0 }, &GENUS, 0, 2, 0, 0 };
|
||
|
|
|
||
|
|
void XSIMD(codelet_n2fv_16) (planner *p) { X(kdft_register) (p, n2fv_16, &desc);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|