mirror of
https://github.com/tildearrow/furnace.git
synced 2024-11-16 09:45:06 +00:00
440 lines
14 KiB
C
440 lines
14 KiB
C
/*
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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 10:45:45 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_twiddle_c.native -fma -simd -compact -variables 4 -pipeline-latency 8 -twiddle-log3 -precompute-twiddles -no-generate-bytw -n 16 -name t3fv_16 -include dft/simd/t3f.h */
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/*
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* This function contains 98 FP additions, 86 FP multiplications,
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* (or, 64 additions, 52 multiplications, 34 fused multiply/add),
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* 51 stack variables, 3 constants, and 32 memory accesses
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*/
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#include "dft/simd/t3f.h"
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static void t3fv_16(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
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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 m;
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R *x;
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x = ri;
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for (m = mb, W = W + (mb * ((TWVL / VL) * 8)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 8), MAKE_VOLATILE_STRIDE(16, rs)) {
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V T2, T8, T9, Tx, Tu, TL, T3, T4, TO, TU, Tc, Tm, Ty, TE, Tp;
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T2 = LDW(&(W[0]));
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T8 = LDW(&(W[TWVL * 2]));
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T9 = VZMUL(T2, T8);
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Tx = VZMULJ(T2, T8);
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Tu = LDW(&(W[TWVL * 6]));
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TL = VZMULJ(T2, Tu);
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T3 = LDW(&(W[TWVL * 4]));
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T4 = VZMULJ(T2, T3);
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TO = VZMULJ(T8, T3);
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TU = VZMUL(T2, T3);
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Tc = VZMUL(T8, T3);
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Tm = VZMULJ(T9, T3);
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Ty = VZMULJ(Tx, T3);
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TE = VZMUL(Tx, T3);
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Tp = VZMUL(T9, T3);
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{
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V T7, T1b, Tf, T1o, TR, TX, T1e, T1p, Tl, Ts, Tt, T1i, T1r, TB, TH;
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V TI, T1l, T1s, T1, T6, T5;
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T1 = LD(&(x[0]), ms, &(x[0]));
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T5 = LD(&(x[WS(rs, 8)]), ms, &(x[0]));
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T6 = VZMULJ(T4, T5);
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T7 = VADD(T1, T6);
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T1b = VSUB(T1, T6);
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{
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V Tb, Te, Ta, Td;
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Ta = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
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Tb = VZMULJ(T9, Ta);
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Td = LD(&(x[WS(rs, 12)]), ms, &(x[0]));
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Te = VZMULJ(Tc, Td);
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Tf = VADD(Tb, Te);
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T1o = VSUB(Tb, Te);
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}
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{
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V TN, TW, TQ, TT, T1c, T1d;
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{
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V TM, TV, TP, TS;
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TM = LD(&(x[WS(rs, 14)]), ms, &(x[0]));
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TN = VZMULJ(TL, TM);
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TV = LD(&(x[WS(rs, 10)]), ms, &(x[0]));
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TW = VZMULJ(TU, TV);
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TP = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
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TQ = VZMULJ(TO, TP);
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TS = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
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TT = VZMULJ(Tx, TS);
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}
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TR = VADD(TN, TQ);
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TX = VADD(TT, TW);
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T1c = VSUB(TT, TW);
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T1d = VSUB(TN, TQ);
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T1e = VADD(T1c, T1d);
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T1p = VSUB(T1d, T1c);
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}
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{
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V Ti, Tr, Tk, To, T1g, T1h;
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{
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V Th, Tq, Tj, Tn;
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Th = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
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Ti = VZMULJ(T2, Th);
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Tq = LD(&(x[WS(rs, 13)]), ms, &(x[WS(rs, 1)]));
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Tr = VZMULJ(Tp, Tq);
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Tj = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)]));
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Tk = VZMULJ(T3, Tj);
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Tn = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
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To = VZMULJ(Tm, Tn);
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}
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Tl = VADD(Ti, Tk);
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Ts = VADD(To, Tr);
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Tt = VSUB(Tl, Ts);
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T1g = VSUB(Ti, Tk);
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T1h = VSUB(To, Tr);
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T1i = VFNMS(LDK(KP414213562), T1h, T1g);
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T1r = VFMA(LDK(KP414213562), T1g, T1h);
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}
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{
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V Tw, TG, TA, TD, T1j, T1k;
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{
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V Tv, TF, Tz, TC;
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Tv = LD(&(x[WS(rs, 15)]), ms, &(x[WS(rs, 1)]));
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Tw = VZMULJ(Tu, Tv);
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TF = LD(&(x[WS(rs, 11)]), ms, &(x[WS(rs, 1)]));
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TG = VZMULJ(TE, TF);
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Tz = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
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TA = VZMULJ(Ty, Tz);
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TC = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
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TD = VZMULJ(T8, TC);
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}
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TB = VADD(Tw, TA);
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TH = VADD(TD, TG);
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TI = VSUB(TB, TH);
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T1j = VSUB(Tw, TA);
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T1k = VSUB(TG, TD);
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T1l = VFNMS(LDK(KP414213562), T1k, T1j);
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T1s = VFMA(LDK(KP414213562), T1j, T1k);
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}
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{
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V TK, T11, T10, T12;
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{
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V Tg, TJ, TY, TZ;
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Tg = VSUB(T7, Tf);
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TJ = VADD(Tt, TI);
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TK = VFNMS(LDK(KP707106781), TJ, Tg);
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T11 = VFMA(LDK(KP707106781), TJ, Tg);
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TY = VSUB(TR, TX);
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TZ = VSUB(TI, Tt);
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T10 = VFNMS(LDK(KP707106781), TZ, TY);
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T12 = VFMA(LDK(KP707106781), TZ, TY);
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}
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ST(&(x[WS(rs, 6)]), VFNMSI(T10, TK), ms, &(x[0]));
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ST(&(x[WS(rs, 2)]), VFMAI(T12, T11), ms, &(x[0]));
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ST(&(x[WS(rs, 10)]), VFMAI(T10, TK), ms, &(x[0]));
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ST(&(x[WS(rs, 14)]), VFNMSI(T12, T11), ms, &(x[0]));
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}
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{
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V T1z, T1D, T1C, T1E;
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{
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V T1x, T1y, T1A, T1B;
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T1x = VFNMS(LDK(KP707106781), T1e, T1b);
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T1y = VADD(T1r, T1s);
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T1z = VFNMS(LDK(KP923879532), T1y, T1x);
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T1D = VFMA(LDK(KP923879532), T1y, T1x);
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T1A = VFMA(LDK(KP707106781), T1p, T1o);
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T1B = VSUB(T1l, T1i);
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T1C = VFNMS(LDK(KP923879532), T1B, T1A);
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T1E = VFMA(LDK(KP923879532), T1B, T1A);
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}
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ST(&(x[WS(rs, 5)]), VFNMSI(T1C, T1z), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 13)]), VFNMSI(T1E, T1D), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 11)]), VFMAI(T1C, T1z), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 3)]), VFMAI(T1E, T1D), ms, &(x[WS(rs, 1)]));
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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 = VADD(T7, Tf);
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T14 = VADD(TX, TR);
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T15 = VADD(T13, T14);
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T19 = VSUB(T13, T14);
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T16 = VADD(Tl, Ts);
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T17 = VADD(TB, TH);
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T18 = VADD(T16, T17);
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T1a = VSUB(T17, T16);
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}
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ST(&(x[WS(rs, 8)]), VSUB(T15, T18), ms, &(x[0]));
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ST(&(x[WS(rs, 4)]), VFMAI(T1a, T19), ms, &(x[0]));
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ST(&(x[0]), VADD(T15, T18), ms, &(x[0]));
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ST(&(x[WS(rs, 12)]), VFNMSI(T1a, T19), ms, &(x[0]));
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}
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{
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V T1n, T1v, T1u, T1w;
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{
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V T1f, T1m, T1q, T1t;
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T1f = VFMA(LDK(KP707106781), T1e, T1b);
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T1m = VADD(T1i, T1l);
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T1n = VFNMS(LDK(KP923879532), T1m, T1f);
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T1v = VFMA(LDK(KP923879532), T1m, T1f);
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T1q = VFNMS(LDK(KP707106781), T1p, T1o);
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T1t = VSUB(T1r, T1s);
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T1u = VFNMS(LDK(KP923879532), T1t, T1q);
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T1w = VFMA(LDK(KP923879532), T1t, T1q);
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}
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ST(&(x[WS(rs, 9)]), VFNMSI(T1u, T1n), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 15)]), VFMAI(T1w, T1v), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 7)]), VFMAI(T1u, T1n), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 1)]), VFNMSI(T1w, T1v), ms, &(x[WS(rs, 1)]));
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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 tw_instr twinstr[] = {
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VTW(0, 1),
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VTW(0, 3),
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VTW(0, 9),
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VTW(0, 15),
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{ TW_NEXT, VL, 0 }
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};
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static const ct_desc desc = { 16, XSIMD_STRING("t3fv_16"), twinstr, &GENUS, { 64, 52, 34, 0 }, 0, 0, 0 };
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void XSIMD(codelet_t3fv_16) (planner *p) {
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X(kdft_dit_register) (p, t3fv_16, &desc);
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}
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#else
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/* Generated by: ../../../genfft/gen_twiddle_c.native -simd -compact -variables 4 -pipeline-latency 8 -twiddle-log3 -precompute-twiddles -no-generate-bytw -n 16 -name t3fv_16 -include dft/simd/t3f.h */
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/*
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* This function contains 98 FP additions, 64 FP multiplications,
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* (or, 94 additions, 60 multiplications, 4 fused multiply/add),
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* 51 stack variables, 3 constants, and 32 memory accesses
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*/
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#include "dft/simd/t3f.h"
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static void t3fv_16(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
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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 m;
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R *x;
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x = ri;
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for (m = mb, W = W + (mb * ((TWVL / VL) * 8)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 8), MAKE_VOLATILE_STRIDE(16, rs)) {
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V T4, T5, T6, To, T1, Ty, T7, T8, TO, TV, Te, Tp, TB, TH, Ts;
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T4 = LDW(&(W[0]));
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T5 = LDW(&(W[TWVL * 2]));
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T6 = VZMULJ(T4, T5);
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To = VZMUL(T4, T5);
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T1 = LDW(&(W[TWVL * 6]));
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Ty = VZMULJ(T4, T1);
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T7 = LDW(&(W[TWVL * 4]));
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T8 = VZMULJ(T6, T7);
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TO = VZMUL(T5, T7);
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TV = VZMULJ(T4, T7);
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Te = VZMUL(T6, T7);
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Tp = VZMULJ(To, T7);
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TB = VZMULJ(T5, T7);
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TH = VZMUL(T4, T7);
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Ts = VZMUL(To, T7);
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{
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V TY, T1f, TR, T1g, T1q, T1r, TL, TZ, T1l, T1m, T1n, Ti, T12, T1i, T1j;
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V T1k, Tw, T11, TU, TX, TW;
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TU = LD(&(x[0]), ms, &(x[0]));
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TW = LD(&(x[WS(rs, 8)]), ms, &(x[0]));
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TX = VZMULJ(TV, TW);
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TY = VSUB(TU, TX);
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T1f = VADD(TU, TX);
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{
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V TN, TQ, TM, TP;
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TM = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
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TN = VZMULJ(To, TM);
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TP = LD(&(x[WS(rs, 12)]), ms, &(x[0]));
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TQ = VZMULJ(TO, TP);
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TR = VSUB(TN, TQ);
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T1g = VADD(TN, TQ);
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}
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{
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V TA, TJ, TD, TG, TE, TK;
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{
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V Tz, TI, TC, TF;
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Tz = LD(&(x[WS(rs, 14)]), ms, &(x[0]));
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TA = VZMULJ(Ty, Tz);
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TI = LD(&(x[WS(rs, 10)]), ms, &(x[0]));
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TJ = VZMULJ(TH, TI);
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TC = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
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TD = VZMULJ(TB, TC);
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TF = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
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TG = VZMULJ(T6, TF);
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}
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T1q = VADD(TA, TD);
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T1r = VADD(TG, TJ);
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TE = VSUB(TA, TD);
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TK = VSUB(TG, TJ);
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TL = VMUL(LDK(KP707106781), VSUB(TE, TK));
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TZ = VMUL(LDK(KP707106781), VADD(TK, TE));
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}
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{
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V T3, Tg, Ta, Td, Tb, Th;
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{
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V T2, Tf, T9, Tc;
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T2 = LD(&(x[WS(rs, 15)]), ms, &(x[WS(rs, 1)]));
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T3 = VZMULJ(T1, T2);
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Tf = LD(&(x[WS(rs, 11)]), ms, &(x[WS(rs, 1)]));
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Tg = VZMULJ(Te, Tf);
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T9 = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
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Ta = VZMULJ(T8, T9);
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Tc = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
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Td = VZMULJ(T5, Tc);
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}
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T1l = VADD(T3, Ta);
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T1m = VADD(Td, Tg);
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T1n = VSUB(T1l, T1m);
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Tb = VSUB(T3, Ta);
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Th = VSUB(Td, Tg);
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Ti = VFNMS(LDK(KP923879532), Th, VMUL(LDK(KP382683432), Tb));
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T12 = VFMA(LDK(KP923879532), Tb, VMUL(LDK(KP382683432), Th));
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}
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{
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V Tk, Tu, Tm, Tr, Tn, Tv;
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{
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V Tj, Tt, Tl, Tq;
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Tj = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
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Tk = VZMULJ(T4, Tj);
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Tt = LD(&(x[WS(rs, 13)]), ms, &(x[WS(rs, 1)]));
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Tu = VZMULJ(Ts, Tt);
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Tl = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)]));
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Tm = VZMULJ(T7, Tl);
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Tq = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
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Tr = VZMULJ(Tp, Tq);
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}
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T1i = VADD(Tk, Tm);
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T1j = VADD(Tr, Tu);
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T1k = VSUB(T1i, T1j);
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Tn = VSUB(Tk, Tm);
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Tv = VSUB(Tr, Tu);
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Tw = VFMA(LDK(KP382683432), Tn, VMUL(LDK(KP923879532), Tv));
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T11 = VFNMS(LDK(KP382683432), Tv, VMUL(LDK(KP923879532), Tn));
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}
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{
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V T1p, T1v, T1u, T1w;
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{
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V T1h, T1o, T1s, T1t;
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T1h = VSUB(T1f, T1g);
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T1o = VMUL(LDK(KP707106781), VADD(T1k, T1n));
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T1p = VADD(T1h, T1o);
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T1v = VSUB(T1h, T1o);
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T1s = VSUB(T1q, T1r);
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T1t = VMUL(LDK(KP707106781), VSUB(T1n, T1k));
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T1u = VBYI(VADD(T1s, T1t));
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T1w = VBYI(VSUB(T1t, T1s));
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|
}
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|
ST(&(x[WS(rs, 14)]), VSUB(T1p, T1u), ms, &(x[0]));
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ST(&(x[WS(rs, 6)]), VADD(T1v, T1w), ms, &(x[0]));
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|
ST(&(x[WS(rs, 2)]), VADD(T1p, T1u), ms, &(x[0]));
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|
ST(&(x[WS(rs, 10)]), VSUB(T1v, T1w), ms, &(x[0]));
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|
}
|
|
{
|
|
V T1z, T1D, T1C, T1E;
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|
{
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|
V T1x, T1y, T1A, T1B;
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|
T1x = VADD(T1f, T1g);
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|
T1y = VADD(T1r, T1q);
|
|
T1z = VADD(T1x, T1y);
|
|
T1D = VSUB(T1x, T1y);
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|
T1A = VADD(T1i, T1j);
|
|
T1B = VADD(T1l, T1m);
|
|
T1C = VADD(T1A, T1B);
|
|
T1E = VBYI(VSUB(T1B, T1A));
|
|
}
|
|
ST(&(x[WS(rs, 8)]), VSUB(T1z, T1C), ms, &(x[0]));
|
|
ST(&(x[WS(rs, 4)]), VADD(T1D, T1E), ms, &(x[0]));
|
|
ST(&(x[0]), VADD(T1z, T1C), ms, &(x[0]));
|
|
ST(&(x[WS(rs, 12)]), VSUB(T1D, T1E), ms, &(x[0]));
|
|
}
|
|
{
|
|
V TT, T15, T14, T16;
|
|
{
|
|
V Tx, TS, T10, T13;
|
|
Tx = VSUB(Ti, Tw);
|
|
TS = VSUB(TL, TR);
|
|
TT = VBYI(VSUB(Tx, TS));
|
|
T15 = VBYI(VADD(TS, Tx));
|
|
T10 = VADD(TY, TZ);
|
|
T13 = VADD(T11, T12);
|
|
T14 = VSUB(T10, T13);
|
|
T16 = VADD(T10, T13);
|
|
}
|
|
ST(&(x[WS(rs, 7)]), VADD(TT, T14), ms, &(x[WS(rs, 1)]));
|
|
ST(&(x[WS(rs, 15)]), VSUB(T16, T15), ms, &(x[WS(rs, 1)]));
|
|
ST(&(x[WS(rs, 9)]), VSUB(T14, TT), ms, &(x[WS(rs, 1)]));
|
|
ST(&(x[WS(rs, 1)]), VADD(T15, T16), ms, &(x[WS(rs, 1)]));
|
|
}
|
|
{
|
|
V T19, T1d, T1c, T1e;
|
|
{
|
|
V T17, T18, T1a, T1b;
|
|
T17 = VSUB(TY, TZ);
|
|
T18 = VADD(Tw, Ti);
|
|
T19 = VADD(T17, T18);
|
|
T1d = VSUB(T17, T18);
|
|
T1a = VADD(TR, TL);
|
|
T1b = VSUB(T12, T11);
|
|
T1c = VBYI(VADD(T1a, T1b));
|
|
T1e = VBYI(VSUB(T1b, T1a));
|
|
}
|
|
ST(&(x[WS(rs, 13)]), VSUB(T19, T1c), ms, &(x[WS(rs, 1)]));
|
|
ST(&(x[WS(rs, 5)]), VADD(T1d, T1e), ms, &(x[WS(rs, 1)]));
|
|
ST(&(x[WS(rs, 3)]), VADD(T19, T1c), ms, &(x[WS(rs, 1)]));
|
|
ST(&(x[WS(rs, 11)]), VSUB(T1d, T1e), ms, &(x[WS(rs, 1)]));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
VLEAVE();
|
|
}
|
|
|
|
static const tw_instr twinstr[] = {
|
|
VTW(0, 1),
|
|
VTW(0, 3),
|
|
VTW(0, 9),
|
|
VTW(0, 15),
|
|
{ TW_NEXT, VL, 0 }
|
|
};
|
|
|
|
static const ct_desc desc = { 16, XSIMD_STRING("t3fv_16"), twinstr, &GENUS, { 94, 60, 4, 0 }, 0, 0, 0 };
|
|
|
|
void XSIMD(codelet_t3fv_16) (planner *p) {
|
|
X(kdft_dit_register) (p, t3fv_16, &desc);
|
|
}
|
|
#endif
|