mirror of
https://github.com/tildearrow/furnace.git
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374 lines
9.3 KiB
C
374 lines
9.3 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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/* This file was automatically generated --- DO NOT EDIT */
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/* Generated on Tue Sep 14 10:47:07 EDT 2021 */
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#include "rdft/codelet-rdft.h"
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#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
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/* Generated by: ../../../genfft/gen_hc2c.native -fma -compact -variables 4 -pipeline-latency 4 -sign 1 -n 8 -dif -name hc2cb_8 -include rdft/scalar/hc2cb.h */
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/*
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* This function contains 66 FP additions, 36 FP multiplications,
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* (or, 44 additions, 14 multiplications, 22 fused multiply/add),
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* 33 stack variables, 1 constants, and 32 memory accesses
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*/
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#include "rdft/scalar/hc2cb.h"
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static void hc2cb_8(R *Rp, R *Ip, R *Rm, R *Im, const R *W, stride rs, INT mb, INT me, INT ms)
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{
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DK(KP707106781, +0.707106781186547524400844362104849039284835938);
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{
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INT m;
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for (m = mb, W = W + ((mb - 1) * 14); m < me; m = m + 1, Rp = Rp + ms, Ip = Ip + ms, Rm = Rm - ms, Im = Im - ms, W = W + 14, MAKE_VOLATILE_STRIDE(32, rs)) {
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E T7, T1i, T1n, Tk, TD, TV, T1b, TQ, Te, T1e, T1o, T1j, TE, TF, TR;
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E Tv, TW;
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{
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E T3, Tg, TC, T19, T6, Tz, Tj, T1a;
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{
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E T1, T2, TA, TB;
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T1 = Rp[0];
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T2 = Rm[WS(rs, 3)];
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T3 = T1 + T2;
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Tg = T1 - T2;
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TA = Ip[0];
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TB = Im[WS(rs, 3)];
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TC = TA + TB;
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T19 = TA - TB;
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}
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{
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E T4, T5, Th, Ti;
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T4 = Rp[WS(rs, 2)];
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T5 = Rm[WS(rs, 1)];
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T6 = T4 + T5;
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Tz = T4 - T5;
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Th = Ip[WS(rs, 2)];
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Ti = Im[WS(rs, 1)];
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Tj = Th + Ti;
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T1a = Th - Ti;
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}
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T7 = T3 + T6;
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T1i = T3 - T6;
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T1n = T19 - T1a;
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Tk = Tg - Tj;
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TD = Tz + TC;
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TV = TC - Tz;
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T1b = T19 + T1a;
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TQ = Tg + Tj;
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}
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{
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E Ta, Tl, To, T1c, Td, Tq, Tt, T1d, Tp, Tu;
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{
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E T8, T9, Tm, Tn;
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T8 = Rp[WS(rs, 1)];
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T9 = Rm[WS(rs, 2)];
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Ta = T8 + T9;
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Tl = T8 - T9;
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Tm = Ip[WS(rs, 1)];
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Tn = Im[WS(rs, 2)];
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To = Tm + Tn;
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T1c = Tm - Tn;
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}
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{
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E Tb, Tc, Tr, Ts;
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Tb = Rm[0];
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Tc = Rp[WS(rs, 3)];
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Td = Tb + Tc;
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Tq = Tb - Tc;
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Tr = Ip[WS(rs, 3)];
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Ts = Im[0];
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Tt = Tr + Ts;
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T1d = Tr - Ts;
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}
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Te = Ta + Td;
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T1e = T1c + T1d;
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T1o = Ta - Td;
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T1j = T1d - T1c;
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TE = Tl + To;
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TF = Tq + Tt;
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TR = TE + TF;
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Tp = Tl - To;
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Tu = Tq - Tt;
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Tv = Tp + Tu;
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TW = Tp - Tu;
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}
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Rp[0] = T7 + Te;
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Rm[0] = T1b + T1e;
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{
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E TS, TX, TT, TY, TP, TU;
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TS = FNMS(KP707106781, TR, TQ);
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TX = FMA(KP707106781, TW, TV);
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TP = W[4];
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TT = TP * TS;
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TY = TP * TX;
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TU = W[5];
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Ip[WS(rs, 1)] = FNMS(TU, TX, TT);
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Im[WS(rs, 1)] = FMA(TU, TS, TY);
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}
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{
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E T1s, T1v, T1t, T1w, T1r, T1u;
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T1s = T1i + T1j;
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T1v = T1o + T1n;
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T1r = W[2];
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T1t = T1r * T1s;
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T1w = T1r * T1v;
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T1u = W[3];
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Rp[WS(rs, 1)] = FNMS(T1u, T1v, T1t);
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Rm[WS(rs, 1)] = FMA(T1u, T1s, T1w);
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}
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{
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E T10, T13, T11, T14, TZ, T12;
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T10 = FMA(KP707106781, TR, TQ);
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T13 = FNMS(KP707106781, TW, TV);
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TZ = W[12];
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T11 = TZ * T10;
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T14 = TZ * T13;
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T12 = W[13];
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Ip[WS(rs, 3)] = FNMS(T12, T13, T11);
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Im[WS(rs, 3)] = FMA(T12, T10, T14);
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}
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{
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E T1f, T15, T17, T18, T1g, T16;
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T1f = T1b - T1e;
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T16 = T7 - Te;
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T15 = W[6];
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T17 = T15 * T16;
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T18 = W[7];
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T1g = T18 * T16;
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Rp[WS(rs, 2)] = FNMS(T18, T1f, T17);
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Rm[WS(rs, 2)] = FMA(T15, T1f, T1g);
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}
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{
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E T1k, T1p, T1l, T1q, T1h, T1m;
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T1k = T1i - T1j;
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T1p = T1n - T1o;
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T1h = W[10];
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T1l = T1h * T1k;
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T1q = T1h * T1p;
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T1m = W[11];
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Rp[WS(rs, 3)] = FNMS(T1m, T1p, T1l);
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Rm[WS(rs, 3)] = FMA(T1m, T1k, T1q);
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}
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{
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E TH, TN, TJ, TL, TM, TO, Tf, Tx, Ty, TI, TG, TK, Tw;
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TG = TE - TF;
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TH = FNMS(KP707106781, TG, TD);
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TN = FMA(KP707106781, TG, TD);
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TK = FMA(KP707106781, Tv, Tk);
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TJ = W[0];
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TL = TJ * TK;
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TM = W[1];
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TO = TM * TK;
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Tw = FNMS(KP707106781, Tv, Tk);
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Tf = W[8];
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Tx = Tf * Tw;
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Ty = W[9];
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TI = Ty * Tw;
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Ip[WS(rs, 2)] = FNMS(Ty, TH, Tx);
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Im[WS(rs, 2)] = FMA(Tf, TH, TI);
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Ip[0] = FNMS(TM, TN, TL);
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Im[0] = FMA(TJ, TN, TO);
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}
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}
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}
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}
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static const tw_instr twinstr[] = {
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{ TW_FULL, 1, 8 },
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{ TW_NEXT, 1, 0 }
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};
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static const hc2c_desc desc = { 8, "hc2cb_8", twinstr, &GENUS, { 44, 14, 22, 0 } };
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void X(codelet_hc2cb_8) (planner *p) {
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X(khc2c_register) (p, hc2cb_8, &desc, HC2C_VIA_RDFT);
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}
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#else
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/* Generated by: ../../../genfft/gen_hc2c.native -compact -variables 4 -pipeline-latency 4 -sign 1 -n 8 -dif -name hc2cb_8 -include rdft/scalar/hc2cb.h */
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/*
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* This function contains 66 FP additions, 32 FP multiplications,
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* (or, 52 additions, 18 multiplications, 14 fused multiply/add),
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* 30 stack variables, 1 constants, and 32 memory accesses
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*/
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#include "rdft/scalar/hc2cb.h"
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static void hc2cb_8(R *Rp, R *Ip, R *Rm, R *Im, const R *W, stride rs, INT mb, INT me, INT ms)
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{
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DK(KP707106781, +0.707106781186547524400844362104849039284835938);
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{
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INT m;
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for (m = mb, W = W + ((mb - 1) * 14); m < me; m = m + 1, Rp = Rp + ms, Ip = Ip + ms, Rm = Rm - ms, Im = Im - ms, W = W + 14, MAKE_VOLATILE_STRIDE(32, rs)) {
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E T7, T18, T1c, To, Ty, TM, TY, TC, Te, TZ, T10, Tv, Tz, TP, TS;
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E TD;
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{
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E T3, TK, Tk, TX, T6, TW, Tn, TL;
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{
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E T1, T2, Ti, Tj;
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T1 = Rp[0];
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T2 = Rm[WS(rs, 3)];
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T3 = T1 + T2;
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TK = T1 - T2;
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Ti = Ip[0];
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Tj = Im[WS(rs, 3)];
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Tk = Ti - Tj;
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TX = Ti + Tj;
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}
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{
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E T4, T5, Tl, Tm;
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T4 = Rp[WS(rs, 2)];
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T5 = Rm[WS(rs, 1)];
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T6 = T4 + T5;
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TW = T4 - T5;
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Tl = Ip[WS(rs, 2)];
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Tm = Im[WS(rs, 1)];
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Tn = Tl - Tm;
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TL = Tl + Tm;
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}
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T7 = T3 + T6;
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T18 = TK + TL;
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T1c = TX - TW;
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To = Tk + Tn;
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Ty = T3 - T6;
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TM = TK - TL;
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TY = TW + TX;
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TC = Tk - Tn;
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}
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{
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E Ta, TN, Tr, TO, Td, TQ, Tu, TR;
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{
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E T8, T9, Tp, Tq;
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T8 = Rp[WS(rs, 1)];
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T9 = Rm[WS(rs, 2)];
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Ta = T8 + T9;
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TN = T8 - T9;
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Tp = Ip[WS(rs, 1)];
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Tq = Im[WS(rs, 2)];
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Tr = Tp - Tq;
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TO = Tp + Tq;
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}
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{
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E Tb, Tc, Ts, Tt;
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Tb = Rm[0];
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Tc = Rp[WS(rs, 3)];
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Td = Tb + Tc;
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TQ = Tb - Tc;
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Ts = Ip[WS(rs, 3)];
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Tt = Im[0];
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Tu = Ts - Tt;
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TR = Ts + Tt;
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}
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Te = Ta + Td;
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TZ = TN + TO;
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T10 = TQ + TR;
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Tv = Tr + Tu;
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Tz = Tu - Tr;
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TP = TN - TO;
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TS = TQ - TR;
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TD = Ta - Td;
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}
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Rp[0] = T7 + Te;
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Rm[0] = To + Tv;
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{
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E Tg, Tw, Tf, Th;
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Tg = T7 - Te;
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Tw = To - Tv;
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Tf = W[6];
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Th = W[7];
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Rp[WS(rs, 2)] = FNMS(Th, Tw, Tf * Tg);
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Rm[WS(rs, 2)] = FMA(Th, Tg, Tf * Tw);
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}
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{
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E TG, TI, TF, TH;
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TG = Ty + Tz;
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TI = TD + TC;
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TF = W[2];
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TH = W[3];
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Rp[WS(rs, 1)] = FNMS(TH, TI, TF * TG);
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Rm[WS(rs, 1)] = FMA(TF, TI, TH * TG);
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}
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{
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E TA, TE, Tx, TB;
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TA = Ty - Tz;
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TE = TC - TD;
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Tx = W[10];
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TB = W[11];
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Rp[WS(rs, 3)] = FNMS(TB, TE, Tx * TA);
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Rm[WS(rs, 3)] = FMA(Tx, TE, TB * TA);
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}
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{
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E T1a, T1g, T1e, T1i, T19, T1d;
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T19 = KP707106781 * (TZ + T10);
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T1a = T18 - T19;
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T1g = T18 + T19;
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T1d = KP707106781 * (TP - TS);
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T1e = T1c + T1d;
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T1i = T1c - T1d;
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{
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E T17, T1b, T1f, T1h;
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T17 = W[4];
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T1b = W[5];
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Ip[WS(rs, 1)] = FNMS(T1b, T1e, T17 * T1a);
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Im[WS(rs, 1)] = FMA(T17, T1e, T1b * T1a);
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T1f = W[12];
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T1h = W[13];
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Ip[WS(rs, 3)] = FNMS(T1h, T1i, T1f * T1g);
|
||
|
|
Im[WS(rs, 3)] = FMA(T1f, T1i, T1h * T1g);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
{
|
||
|
|
E TU, T14, T12, T16, TT, T11;
|
||
|
|
TT = KP707106781 * (TP + TS);
|
||
|
|
TU = TM - TT;
|
||
|
|
T14 = TM + TT;
|
||
|
|
T11 = KP707106781 * (TZ - T10);
|
||
|
|
T12 = TY - T11;
|
||
|
|
T16 = TY + T11;
|
||
|
|
{
|
||
|
|
E TJ, TV, T13, T15;
|
||
|
|
TJ = W[8];
|
||
|
|
TV = W[9];
|
||
|
|
Ip[WS(rs, 2)] = FNMS(TV, T12, TJ * TU);
|
||
|
|
Im[WS(rs, 2)] = FMA(TV, TU, TJ * T12);
|
||
|
|
T13 = W[0];
|
||
|
|
T15 = W[1];
|
||
|
|
Ip[0] = FNMS(T15, T16, T13 * T14);
|
||
|
|
Im[0] = FMA(T15, T14, T13 * T16);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static const tw_instr twinstr[] = {
|
||
|
|
{ TW_FULL, 1, 8 },
|
||
|
|
{ TW_NEXT, 1, 0 }
|
||
|
|
};
|
||
|
|
|
||
|
|
static const hc2c_desc desc = { 8, "hc2cb_8", twinstr, &GENUS, { 52, 18, 14, 0 } };
|
||
|
|
|
||
|
|
void X(codelet_hc2cb_8) (planner *p) {
|
||
|
|
X(khc2c_register) (p, hc2cb_8, &desc, HC2C_VIA_RDFT);
|
||
|
|
}
|
||
|
|
#endif
|