iup-stack/fftw/rdft/scalar/r2cf/hf_5.c

254 lines
7.3 KiB
C

/*
* Copyright (c) 2003, 2007-14 Matteo Frigo
* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
/* This file was automatically generated --- DO NOT EDIT */
/* Generated on Tue Sep 14 10:46:12 EDT 2021 */
#include "rdft/codelet-rdft.h"
#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
/* Generated by: ../../../genfft/gen_hc2hc.native -fma -compact -variables 4 -pipeline-latency 4 -n 5 -dit -name hf_5 -include rdft/scalar/hf.h */
/*
* This function contains 40 FP additions, 34 FP multiplications,
* (or, 14 additions, 8 multiplications, 26 fused multiply/add),
* 31 stack variables, 4 constants, and 20 memory accesses
*/
#include "rdft/scalar/hf.h"
static void hf_5(R *cr, R *ci, const R *W, stride rs, INT mb, INT me, INT ms)
{
DK(KP951056516, +0.951056516295153572116439333379382143405698634);
DK(KP559016994, +0.559016994374947424102293417182819058860154590);
DK(KP618033988, +0.618033988749894848204586834365638117720309180);
DK(KP250000000, +0.250000000000000000000000000000000000000000000);
{
INT m;
for (m = mb, W = W + ((mb - 1) * 8); m < me; m = m + 1, cr = cr + ms, ci = ci - ms, W = W + 8, MAKE_VOLATILE_STRIDE(10, rs)) {
E T1, TJ, T7, Tx, Td, Tz, Te, TK, Tk, TC, Tq, TE, Tr, TL;
T1 = cr[0];
TJ = ci[0];
{
E T3, T6, T4, Tw, T9, Tc, Ta, Ty, T2, T8, T5, Tb;
T3 = cr[WS(rs, 1)];
T6 = ci[WS(rs, 1)];
T2 = W[0];
T4 = T2 * T3;
Tw = T2 * T6;
T9 = cr[WS(rs, 4)];
Tc = ci[WS(rs, 4)];
T8 = W[6];
Ta = T8 * T9;
Ty = T8 * Tc;
T5 = W[1];
T7 = FMA(T5, T6, T4);
Tx = FNMS(T5, T3, Tw);
Tb = W[7];
Td = FMA(Tb, Tc, Ta);
Tz = FNMS(Tb, T9, Ty);
Te = T7 + Td;
TK = Tx + Tz;
}
{
E Tg, Tj, Th, TB, Tm, Tp, Tn, TD, Tf, Tl, Ti, To;
Tg = cr[WS(rs, 2)];
Tj = ci[WS(rs, 2)];
Tf = W[2];
Th = Tf * Tg;
TB = Tf * Tj;
Tm = cr[WS(rs, 3)];
Tp = ci[WS(rs, 3)];
Tl = W[4];
Tn = Tl * Tm;
TD = Tl * Tp;
Ti = W[3];
Tk = FMA(Ti, Tj, Th);
TC = FNMS(Ti, Tg, TB);
To = W[5];
Tq = FMA(To, Tp, Tn);
TE = FNMS(To, Tm, TD);
Tr = Tk + Tq;
TL = TC + TE;
}
{
E Tu, Ts, Tt, TG, TI, TA, TF, Tv, TH;
Tu = Te - Tr;
Ts = Te + Tr;
Tt = FNMS(KP250000000, Ts, T1);
TA = Tx - Tz;
TF = TC - TE;
TG = FMA(KP618033988, TF, TA);
TI = FNMS(KP618033988, TA, TF);
cr[0] = T1 + Ts;
Tv = FMA(KP559016994, Tu, Tt);
ci[0] = FNMS(KP951056516, TG, Tv);
cr[WS(rs, 1)] = FMA(KP951056516, TG, Tv);
TH = FNMS(KP559016994, Tu, Tt);
cr[WS(rs, 2)] = FNMS(KP951056516, TI, TH);
ci[WS(rs, 1)] = FMA(KP951056516, TI, TH);
}
{
E TO, TM, TN, TS, TU, TQ, TR, TT, TP;
TO = TK - TL;
TM = TK + TL;
TN = FNMS(KP250000000, TM, TJ);
TQ = Tk - Tq;
TR = Td - T7;
TS = FMA(KP618033988, TR, TQ);
TU = FNMS(KP618033988, TQ, TR);
ci[WS(rs, 4)] = TM + TJ;
TT = FMA(KP559016994, TO, TN);
cr[WS(rs, 4)] = FMS(KP951056516, TU, TT);
ci[WS(rs, 3)] = FMA(KP951056516, TU, TT);
TP = FNMS(KP559016994, TO, TN);
cr[WS(rs, 3)] = FMS(KP951056516, TS, TP);
ci[WS(rs, 2)] = FMA(KP951056516, TS, TP);
}
}
}
}
static const tw_instr twinstr[] = {
{ TW_FULL, 1, 5 },
{ TW_NEXT, 1, 0 }
};
static const hc2hc_desc desc = { 5, "hf_5", twinstr, &GENUS, { 14, 8, 26, 0 } };
void X(codelet_hf_5) (planner *p) {
X(khc2hc_register) (p, hf_5, &desc);
}
#else
/* Generated by: ../../../genfft/gen_hc2hc.native -compact -variables 4 -pipeline-latency 4 -n 5 -dit -name hf_5 -include rdft/scalar/hf.h */
/*
* This function contains 40 FP additions, 28 FP multiplications,
* (or, 26 additions, 14 multiplications, 14 fused multiply/add),
* 29 stack variables, 4 constants, and 20 memory accesses
*/
#include "rdft/scalar/hf.h"
static void hf_5(R *cr, R *ci, const R *W, stride rs, INT mb, INT me, INT ms)
{
DK(KP250000000, +0.250000000000000000000000000000000000000000000);
DK(KP559016994, +0.559016994374947424102293417182819058860154590);
DK(KP587785252, +0.587785252292473129168705954639072768597652438);
DK(KP951056516, +0.951056516295153572116439333379382143405698634);
{
INT m;
for (m = mb, W = W + ((mb - 1) * 8); m < me; m = m + 1, cr = cr + ms, ci = ci - ms, W = W + 8, MAKE_VOLATILE_STRIDE(10, rs)) {
E T1, TE, Tu, Tx, TC, TB, TF, TG, TH, Tc, Tn, To;
T1 = cr[0];
TE = ci[0];
{
E T6, Ts, Tm, Tw, Tb, Tt, Th, Tv;
{
E T3, T5, T2, T4;
T3 = cr[WS(rs, 1)];
T5 = ci[WS(rs, 1)];
T2 = W[0];
T4 = W[1];
T6 = FMA(T2, T3, T4 * T5);
Ts = FNMS(T4, T3, T2 * T5);
}
{
E Tj, Tl, Ti, Tk;
Tj = cr[WS(rs, 3)];
Tl = ci[WS(rs, 3)];
Ti = W[4];
Tk = W[5];
Tm = FMA(Ti, Tj, Tk * Tl);
Tw = FNMS(Tk, Tj, Ti * Tl);
}
{
E T8, Ta, T7, T9;
T8 = cr[WS(rs, 4)];
Ta = ci[WS(rs, 4)];
T7 = W[6];
T9 = W[7];
Tb = FMA(T7, T8, T9 * Ta);
Tt = FNMS(T9, T8, T7 * Ta);
}
{
E Te, Tg, Td, Tf;
Te = cr[WS(rs, 2)];
Tg = ci[WS(rs, 2)];
Td = W[2];
Tf = W[3];
Th = FMA(Td, Te, Tf * Tg);
Tv = FNMS(Tf, Te, Td * Tg);
}
Tu = Ts - Tt;
Tx = Tv - Tw;
TC = Th - Tm;
TB = Tb - T6;
TF = Ts + Tt;
TG = Tv + Tw;
TH = TF + TG;
Tc = T6 + Tb;
Tn = Th + Tm;
To = Tc + Tn;
}
cr[0] = T1 + To;
{
E Ty, TA, Tr, Tz, Tp, Tq;
Ty = FMA(KP951056516, Tu, KP587785252 * Tx);
TA = FNMS(KP587785252, Tu, KP951056516 * Tx);
Tp = KP559016994 * (Tc - Tn);
Tq = FNMS(KP250000000, To, T1);
Tr = Tp + Tq;
Tz = Tq - Tp;
ci[0] = Tr - Ty;
ci[WS(rs, 1)] = Tz + TA;
cr[WS(rs, 1)] = Tr + Ty;
cr[WS(rs, 2)] = Tz - TA;
}
ci[WS(rs, 4)] = TH + TE;
{
E TD, TL, TK, TM, TI, TJ;
TD = FMA(KP587785252, TB, KP951056516 * TC);
TL = FNMS(KP587785252, TC, KP951056516 * TB);
TI = FNMS(KP250000000, TH, TE);
TJ = KP559016994 * (TF - TG);
TK = TI - TJ;
TM = TJ + TI;
cr[WS(rs, 3)] = TD - TK;
ci[WS(rs, 3)] = TL + TM;
ci[WS(rs, 2)] = TD + TK;
cr[WS(rs, 4)] = TL - TM;
}
}
}
}
static const tw_instr twinstr[] = {
{ TW_FULL, 1, 5 },
{ TW_NEXT, 1, 0 }
};
static const hc2hc_desc desc = { 5, "hf_5", twinstr, &GENUS, { 26, 14, 14, 0 } };
void X(codelet_hf_5) (planner *p) {
X(khc2hc_register) (p, hf_5, &desc);
}
#endif