mirror of
https://github.com/tildearrow/furnace.git
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231 lines
7.2 KiB
C
231 lines
7.2 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 10:47:00 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_r2cb.native -fma -compact -variables 4 -pipeline-latency 4 -sign 1 -n 12 -name r2cbIII_12 -dft-III -include rdft/scalar/r2cbIII.h */
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/*
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* This function contains 42 FP additions, 20 FP multiplications,
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* (or, 30 additions, 8 multiplications, 12 fused multiply/add),
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* 25 stack variables, 4 constants, and 24 memory accesses
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*/
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#include "rdft/scalar/r2cbIII.h"
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static void r2cbIII_12(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
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{
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DK(KP707106781, +0.707106781186547524400844362104849039284835938);
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DK(KP1_732050807, +1.732050807568877293527446341505872366942805254);
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DK(KP1_414213562, +1.414213562373095048801688724209698078569671875);
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DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
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{
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INT i;
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for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(48, rs), MAKE_VOLATILE_STRIDE(48, csr), MAKE_VOLATILE_STRIDE(48, csi)) {
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E T5, Tx, Tb, Te, Tw, Ts, Ta, TA, Tg, Tj, Tz, Tp, Tt, Tu;
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{
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E T1, T2, T3, T4;
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T1 = Cr[WS(csr, 1)];
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T2 = Cr[WS(csr, 5)];
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T3 = Cr[WS(csr, 2)];
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T4 = T2 + T3;
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T5 = T1 + T4;
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Tx = T2 - T3;
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Tb = FNMS(KP2_000000000, T1, T4);
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}
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{
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E Tq, Tc, Td, Tr;
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Tq = Ci[WS(csi, 1)];
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Tc = Ci[WS(csi, 5)];
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Td = Ci[WS(csi, 2)];
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Tr = Td - Tc;
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Te = Tc + Td;
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Tw = FMA(KP2_000000000, Tq, Tr);
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Ts = Tq - Tr;
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}
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{
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E T6, T7, T8, T9;
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T6 = Cr[WS(csr, 4)];
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T7 = Cr[0];
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T8 = Cr[WS(csr, 3)];
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T9 = T7 + T8;
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Ta = T6 + T9;
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TA = T7 - T8;
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Tg = FNMS(KP2_000000000, T6, T9);
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}
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{
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E To, Th, Ti, Tn;
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To = Ci[WS(csi, 4)];
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Th = Ci[0];
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Ti = Ci[WS(csi, 3)];
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Tn = Ti - Th;
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Tj = Th + Ti;
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Tz = FMA(KP2_000000000, To, Tn);
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Tp = Tn - To;
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}
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R0[0] = KP2_000000000 * (T5 + Ta);
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R0[WS(rs, 3)] = KP2_000000000 * (Ts + Tp);
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Tt = Tp - Ts;
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Tu = T5 - Ta;
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R1[WS(rs, 1)] = KP1_414213562 * (Tt - Tu);
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R1[WS(rs, 4)] = KP1_414213562 * (Tu + Tt);
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{
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E Tf, Tk, Tv, Ty, TB, TC;
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Tf = FMA(KP1_732050807, Te, Tb);
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Tk = FNMS(KP1_732050807, Tj, Tg);
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Tv = Tk - Tf;
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Ty = FMA(KP1_732050807, Tx, Tw);
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TB = FNMS(KP1_732050807, TA, Tz);
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TC = Ty + TB;
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R0[WS(rs, 2)] = Tf + Tk;
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R0[WS(rs, 5)] = TB - Ty;
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R1[0] = KP707106781 * (Tv - TC);
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R1[WS(rs, 3)] = KP707106781 * (Tv + TC);
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}
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{
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E Tl, Tm, TF, TD, TE, TG;
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Tl = FNMS(KP1_732050807, Te, Tb);
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Tm = FMA(KP1_732050807, Tj, Tg);
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TF = Tl - Tm;
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TD = FMA(KP1_732050807, TA, Tz);
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TE = FNMS(KP1_732050807, Tx, Tw);
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TG = TE + TD;
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R0[WS(rs, 4)] = -(Tl + Tm);
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R1[WS(rs, 2)] = KP707106781 * (TF + TG);
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R0[WS(rs, 1)] = TD - TE;
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R1[WS(rs, 5)] = KP707106781 * (TF - TG);
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}
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}
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}
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}
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static const kr2c_desc desc = { 12, "r2cbIII_12", { 30, 8, 12, 0 }, &GENUS };
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void X(codelet_r2cbIII_12) (planner *p) { X(kr2c_register) (p, r2cbIII_12, &desc);
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}
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#else
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/* Generated by: ../../../genfft/gen_r2cb.native -compact -variables 4 -pipeline-latency 4 -sign 1 -n 12 -name r2cbIII_12 -dft-III -include rdft/scalar/r2cbIII.h */
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/*
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* This function contains 42 FP additions, 20 FP multiplications,
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* (or, 38 additions, 16 multiplications, 4 fused multiply/add),
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* 25 stack variables, 4 constants, and 24 memory accesses
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*/
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#include "rdft/scalar/r2cbIII.h"
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static void r2cbIII_12(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
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{
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DK(KP1_414213562, +1.414213562373095048801688724209698078569671875);
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DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
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DK(KP500000000, +0.500000000000000000000000000000000000000000000);
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DK(KP866025403, +0.866025403784438646763723170752936183471402627);
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{
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INT i;
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for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(48, rs), MAKE_VOLATILE_STRIDE(48, csr), MAKE_VOLATILE_STRIDE(48, csi)) {
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E T5, Tw, Tb, Te, Tx, Ts, Ta, TA, Tg, Tj, Tz, Tp, Tt, Tu;
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{
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E T1, T2, T3, T4;
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T1 = Cr[WS(csr, 1)];
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T2 = Cr[WS(csr, 5)];
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T3 = Cr[WS(csr, 2)];
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T4 = T2 + T3;
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T5 = T1 + T4;
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Tw = KP866025403 * (T2 - T3);
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Tb = FNMS(KP500000000, T4, T1);
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}
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{
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E Tq, Tc, Td, Tr;
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Tq = Ci[WS(csi, 1)];
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Tc = Ci[WS(csi, 5)];
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Td = Ci[WS(csi, 2)];
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Tr = Td - Tc;
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Te = KP866025403 * (Tc + Td);
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Tx = FMA(KP500000000, Tr, Tq);
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Ts = Tq - Tr;
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}
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{
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E T6, T7, T8, T9;
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T6 = Cr[WS(csr, 4)];
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T7 = Cr[0];
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T8 = Cr[WS(csr, 3)];
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T9 = T7 + T8;
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Ta = T6 + T9;
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TA = KP866025403 * (T7 - T8);
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Tg = FNMS(KP500000000, T9, T6);
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}
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{
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E To, Th, Ti, Tn;
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To = Ci[WS(csi, 4)];
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Th = Ci[0];
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Ti = Ci[WS(csi, 3)];
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Tn = Ti - Th;
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Tj = KP866025403 * (Th + Ti);
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Tz = FMA(KP500000000, Tn, To);
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Tp = Tn - To;
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}
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R0[0] = KP2_000000000 * (T5 + Ta);
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R0[WS(rs, 3)] = KP2_000000000 * (Ts + Tp);
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Tt = Tp - Ts;
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Tu = T5 - Ta;
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R1[WS(rs, 1)] = KP1_414213562 * (Tt - Tu);
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R1[WS(rs, 4)] = KP1_414213562 * (Tu + Tt);
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{
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E Tf, Tk, Tv, Ty, TB, TC;
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Tf = Tb - Te;
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Tk = Tg + Tj;
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Tv = Tf - Tk;
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Ty = Tw + Tx;
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TB = Tz - TA;
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TC = Ty + TB;
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R0[WS(rs, 2)] = -(KP2_000000000 * (Tf + Tk));
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R0[WS(rs, 5)] = KP2_000000000 * (TB - Ty);
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R1[0] = KP1_414213562 * (Tv - TC);
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R1[WS(rs, 3)] = KP1_414213562 * (Tv + TC);
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}
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{
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E Tl, Tm, TF, TD, TE, TG;
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Tl = Tb + Te;
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Tm = Tg - Tj;
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TF = Tm - Tl;
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TD = TA + Tz;
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TE = Tx - Tw;
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TG = TE + TD;
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R0[WS(rs, 4)] = KP2_000000000 * (Tl + Tm);
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R1[WS(rs, 2)] = KP1_414213562 * (TF + TG);
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R0[WS(rs, 1)] = KP2_000000000 * (TD - TE);
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R1[WS(rs, 5)] = KP1_414213562 * (TF - TG);
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}
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}
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}
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}
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static const kr2c_desc desc = { 12, "r2cbIII_12", { 38, 16, 4, 0 }, &GENUS };
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void X(codelet_r2cbIII_12) (planner *p) { X(kr2c_register) (p, r2cbIII_12, &desc);
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}
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#endif
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