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This commit is contained in:
Sergey Lapin
2025-07-12 12:17:44 +03:00
parent c759f60ff7
commit 792e1b937a
3507 changed files with 492613 additions and 0 deletions
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fftw-3.3.10/rdft/scalar/r2cf/r2cf_16.c Normal file
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/*
* 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 10:46:10 EDT 2021 */
#include "rdft/codelet-rdft.h"
#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
/* Generated by: ../../../genfft/gen_r2cf.native -fma -compact -variables 4 -pipeline-latency 4 -n 16 -name r2cf_16 -include rdft/scalar/r2cf.h */
/*
* This function contains 58 FP additions, 20 FP multiplications,
* (or, 38 additions, 0 multiplications, 20 fused multiply/add),
* 34 stack variables, 3 constants, and 32 memory accesses
*/
#include "rdft/scalar/r2cf.h"
static void r2cf_16(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
{
DK(KP923879532, +0.923879532511286756128183189396788286822416626);
DK(KP707106781, +0.707106781186547524400844362104849039284835938);
DK(KP414213562, +0.414213562373095048801688724209698078569671875);
{
INT i;
for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(64, rs), MAKE_VOLATILE_STRIDE(64, csr), MAKE_VOLATILE_STRIDE(64, csi)) {
E T3, T6, T7, TN, TB, Ta, Td, Te, TO, TE, Tm, TT, Ty, TI, Tt;
E TS, Tz, TL, TC, TD, TR, TU;
{
E T1, T2, T4, T5;
T1 = R0[0];
T2 = R0[WS(rs, 4)];
T3 = T1 + T2;
T4 = R0[WS(rs, 2)];
T5 = R0[WS(rs, 6)];
T6 = T4 + T5;
T7 = T3 + T6;
TN = T4 - T5;
TB = T1 - T2;
}
{
E T8, T9, Tb, Tc;
T8 = R0[WS(rs, 1)];
T9 = R0[WS(rs, 5)];
Ta = T8 + T9;
TC = T8 - T9;
Tb = R0[WS(rs, 7)];
Tc = R0[WS(rs, 3)];
Td = Tb + Tc;
TD = Tb - Tc;
}
Te = Ta + Td;
TO = TD - TC;
TE = TC + TD;
{
E Ti, TG, Tl, TH;
{
E Tg, Th, Tj, Tk;
Tg = R1[0];
Th = R1[WS(rs, 4)];
Ti = Tg + Th;
TG = Tg - Th;
Tj = R1[WS(rs, 2)];
Tk = R1[WS(rs, 6)];
Tl = Tj + Tk;
TH = Tj - Tk;
}
Tm = Ti - Tl;
TT = FMA(KP414213562, TG, TH);
Ty = Ti + Tl;
TI = FNMS(KP414213562, TH, TG);
}
{
E Tp, TJ, Ts, TK;
{
E Tn, To, Tq, Tr;
Tn = R1[WS(rs, 7)];
To = R1[WS(rs, 3)];
Tp = Tn + To;
TJ = Tn - To;
Tq = R1[WS(rs, 1)];
Tr = R1[WS(rs, 5)];
Ts = Tq + Tr;
TK = Tr - Tq;
}
Tt = Tp - Ts;
TS = FMA(KP414213562, TJ, TK);
Tz = Tp + Ts;
TL = FNMS(KP414213562, TK, TJ);
}
Cr[WS(csr, 4)] = T7 - Te;
Ci[WS(csi, 4)] = Tz - Ty;
{
E Tf, Tu, Tv, Tw;
Tf = T3 - T6;
Tu = Tm + Tt;
Cr[WS(csr, 6)] = FNMS(KP707106781, Tu, Tf);
Cr[WS(csr, 2)] = FMA(KP707106781, Tu, Tf);
Tv = Td - Ta;
Tw = Tt - Tm;
Ci[WS(csi, 2)] = FMA(KP707106781, Tw, Tv);
Ci[WS(csi, 6)] = FMS(KP707106781, Tw, Tv);
}
{
E Tx, TA, TF, TM;
Tx = T7 + Te;
TA = Ty + Tz;
Cr[WS(csr, 8)] = Tx - TA;
Cr[0] = Tx + TA;
TF = FMA(KP707106781, TE, TB);
TM = TI + TL;
Cr[WS(csr, 7)] = FNMS(KP923879532, TM, TF);
Cr[WS(csr, 1)] = FMA(KP923879532, TM, TF);
}
TR = FNMS(KP707106781, TO, TN);
TU = TS - TT;
Ci[WS(csi, 1)] = FMS(KP923879532, TU, TR);
Ci[WS(csi, 7)] = FMA(KP923879532, TU, TR);
{
E TV, TW, TP, TQ;
TV = FNMS(KP707106781, TE, TB);
TW = TT + TS;
Cr[WS(csr, 5)] = FNMS(KP923879532, TW, TV);
Cr[WS(csr, 3)] = FMA(KP923879532, TW, TV);
TP = FMA(KP707106781, TO, TN);
TQ = TL - TI;
Ci[WS(csi, 3)] = FMA(KP923879532, TQ, TP);
Ci[WS(csi, 5)] = FMS(KP923879532, TQ, TP);
}
}
}
}
static const kr2c_desc desc = { 16, "r2cf_16", { 38, 0, 20, 0 }, &GENUS };
void X(codelet_r2cf_16) (planner *p) { X(kr2c_register) (p, r2cf_16, &desc);
}
#else
/* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 16 -name r2cf_16 -include rdft/scalar/r2cf.h */
/*
* This function contains 58 FP additions, 12 FP multiplications,
* (or, 54 additions, 8 multiplications, 4 fused multiply/add),
* 34 stack variables, 3 constants, and 32 memory accesses
*/
#include "rdft/scalar/r2cf.h"
static void r2cf_16(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
{
DK(KP923879532, +0.923879532511286756128183189396788286822416626);
DK(KP382683432, +0.382683432365089771728459984030398866761344562);
DK(KP707106781, +0.707106781186547524400844362104849039284835938);
{
INT i;
for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(64, rs), MAKE_VOLATILE_STRIDE(64, csr), MAKE_VOLATILE_STRIDE(64, csi)) {
E T3, T6, T7, Tz, Ti, Ta, Td, Te, TA, Th, Tq, TV, TF, TP, Tx;
E TU, TE, TM, Tg, Tf, TJ, TQ;
{
E T1, T2, T4, T5;
T1 = R0[0];
T2 = R0[WS(rs, 4)];
T3 = T1 + T2;
T4 = R0[WS(rs, 2)];
T5 = R0[WS(rs, 6)];
T6 = T4 + T5;
T7 = T3 + T6;
Tz = T1 - T2;
Ti = T4 - T5;
}
{
E T8, T9, Tb, Tc;
T8 = R0[WS(rs, 1)];
T9 = R0[WS(rs, 5)];
Ta = T8 + T9;
Tg = T8 - T9;
Tb = R0[WS(rs, 7)];
Tc = R0[WS(rs, 3)];
Td = Tb + Tc;
Tf = Tb - Tc;
}
Te = Ta + Td;
TA = KP707106781 * (Tg + Tf);
Th = KP707106781 * (Tf - Tg);
{
E Tm, TN, Tp, TO;
{
E Tk, Tl, Tn, To;
Tk = R1[WS(rs, 7)];
Tl = R1[WS(rs, 3)];
Tm = Tk - Tl;
TN = Tk + Tl;
Tn = R1[WS(rs, 1)];
To = R1[WS(rs, 5)];
Tp = Tn - To;
TO = Tn + To;
}
Tq = FNMS(KP923879532, Tp, KP382683432 * Tm);
TV = TN + TO;
TF = FMA(KP923879532, Tm, KP382683432 * Tp);
TP = TN - TO;
}
{
E Tt, TK, Tw, TL;
{
E Tr, Ts, Tu, Tv;
Tr = R1[0];
Ts = R1[WS(rs, 4)];
Tt = Tr - Ts;
TK = Tr + Ts;
Tu = R1[WS(rs, 2)];
Tv = R1[WS(rs, 6)];
Tw = Tu - Tv;
TL = Tu + Tv;
}
Tx = FMA(KP382683432, Tt, KP923879532 * Tw);
TU = TK + TL;
TE = FNMS(KP382683432, Tw, KP923879532 * Tt);
TM = TK - TL;
}
Cr[WS(csr, 4)] = T7 - Te;
Ci[WS(csi, 4)] = TV - TU;
{
E Tj, Ty, TD, TG;
Tj = Th - Ti;
Ty = Tq - Tx;
Ci[WS(csi, 1)] = Tj + Ty;
Ci[WS(csi, 7)] = Ty - Tj;
TD = Tz + TA;
TG = TE + TF;
Cr[WS(csr, 7)] = TD - TG;
Cr[WS(csr, 1)] = TD + TG;
}
{
E TB, TC, TH, TI;
TB = Tz - TA;
TC = Tx + Tq;
Cr[WS(csr, 5)] = TB - TC;
Cr[WS(csr, 3)] = TB + TC;
TH = Ti + Th;
TI = TF - TE;
Ci[WS(csi, 3)] = TH + TI;
Ci[WS(csi, 5)] = TI - TH;
}
TJ = T3 - T6;
TQ = KP707106781 * (TM + TP);
Cr[WS(csr, 6)] = TJ - TQ;
Cr[WS(csr, 2)] = TJ + TQ;
{
E TR, TS, TT, TW;
TR = Td - Ta;
TS = KP707106781 * (TP - TM);
Ci[WS(csi, 2)] = TR + TS;
Ci[WS(csi, 6)] = TS - TR;
TT = T7 + Te;
TW = TU + TV;
Cr[WS(csr, 8)] = TT - TW;
Cr[0] = TT + TW;
}
}
}
}
static const kr2c_desc desc = { 16, "r2cf_16", { 54, 8, 4, 0 }, &GENUS };
void X(codelet_r2cf_16) (planner *p) { X(kr2c_register) (p, r2cf_16, &desc);
}
#endif