mirror of
https://github.com/tildearrow/furnace.git
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197 lines
6.7 KiB
C
197 lines
6.7 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 10 -name r2cbIII_10 -dft-III -include rdft/scalar/r2cbIII.h */
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/*
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* This function contains 32 FP additions, 28 FP multiplications,
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* (or, 14 additions, 10 multiplications, 18 fused multiply/add),
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* 22 stack variables, 5 constants, and 20 memory accesses
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*/
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#include "rdft/scalar/r2cbIII.h"
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static void r2cbIII_10(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(KP951056516, +0.951056516295153572116439333379382143405698634);
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DK(KP559016994, +0.559016994374947424102293417182819058860154590);
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DK(KP250000000, +0.250000000000000000000000000000000000000000000);
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DK(KP618033988, +0.618033988749894848204586834365638117720309180);
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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(40, rs), MAKE_VOLATILE_STRIDE(40, csr), MAKE_VOLATILE_STRIDE(40, csi)) {
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E T1, To, T8, Tt, Ta, Ts, Te, Tq, Th, Tn;
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T1 = Cr[WS(csr, 2)];
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To = Ci[WS(csi, 2)];
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{
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E T2, T3, T4, T5, T6, T7;
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T2 = Cr[WS(csr, 4)];
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T3 = Cr[0];
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T4 = T2 + T3;
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T5 = Cr[WS(csr, 3)];
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T6 = Cr[WS(csr, 1)];
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T7 = T5 + T6;
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T8 = T4 + T7;
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Tt = T5 - T6;
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Ta = T7 - T4;
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Ts = T2 - T3;
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}
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{
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E Tc, Td, Tl, Tf, Tg, Tm;
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Tc = Ci[WS(csi, 3)];
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Td = Ci[WS(csi, 1)];
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Tl = Tc + Td;
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Tf = Ci[WS(csi, 4)];
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Tg = Ci[0];
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Tm = Tf + Tg;
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Te = Tc - Td;
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Tq = Tl + Tm;
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Th = Tf - Tg;
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Tn = Tl - Tm;
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}
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R0[0] = KP2_000000000 * (T1 + T8);
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R1[WS(rs, 2)] = KP2_000000000 * (Tn - To);
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{
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E Ti, Tk, Tb, Tj, T9;
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Ti = FMA(KP618033988, Th, Te);
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Tk = FNMS(KP618033988, Te, Th);
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T9 = FMS(KP250000000, T8, T1);
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Tb = FNMS(KP559016994, Ta, T9);
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Tj = FMA(KP559016994, Ta, T9);
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R0[WS(rs, 1)] = KP2_000000000 * (FMA(KP951056516, Ti, Tb));
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R0[WS(rs, 3)] = KP2_000000000 * (FMA(KP951056516, Tk, Tj));
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R0[WS(rs, 4)] = -(KP2_000000000 * (FNMS(KP951056516, Ti, Tb)));
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R0[WS(rs, 2)] = -(KP2_000000000 * (FNMS(KP951056516, Tk, Tj)));
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}
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{
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E Tu, Tw, Tr, Tv, Tp;
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Tu = FMA(KP618033988, Tt, Ts);
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Tw = FNMS(KP618033988, Ts, Tt);
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Tp = FMA(KP250000000, Tn, To);
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Tr = FMA(KP559016994, Tq, Tp);
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Tv = FNMS(KP559016994, Tq, Tp);
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R1[0] = -(KP2_000000000 * (FMA(KP951056516, Tu, Tr)));
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R1[WS(rs, 3)] = KP2_000000000 * (FNMS(KP951056516, Tw, Tv));
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R1[WS(rs, 4)] = -(KP2_000000000 * (FNMS(KP951056516, Tu, Tr)));
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R1[WS(rs, 1)] = KP2_000000000 * (FMA(KP951056516, Tw, Tv));
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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 = { 10, "r2cbIII_10", { 14, 10, 18, 0 }, &GENUS };
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void X(codelet_r2cbIII_10) (planner *p) { X(kr2c_register) (p, r2cbIII_10, &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 10 -name r2cbIII_10 -dft-III -include rdft/scalar/r2cbIII.h */
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/*
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* This function contains 32 FP additions, 16 FP multiplications,
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* (or, 26 additions, 10 multiplications, 6 fused multiply/add),
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* 22 stack variables, 5 constants, and 20 memory accesses
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*/
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#include "rdft/scalar/r2cbIII.h"
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static void r2cbIII_10(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(KP500000000, +0.500000000000000000000000000000000000000000000);
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DK(KP1_902113032, +1.902113032590307144232878666758764286811397268);
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DK(KP1_175570504, +1.175570504584946258337411909278145537195304875);
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DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
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DK(KP1_118033988, +1.118033988749894848204586834365638117720309180);
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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(40, rs), MAKE_VOLATILE_STRIDE(40, csr), MAKE_VOLATILE_STRIDE(40, csi)) {
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E T1, To, T8, Tq, Ta, Tp, Te, Ts, Th, Tn;
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T1 = Cr[WS(csr, 2)];
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To = Ci[WS(csi, 2)];
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{
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E T2, T3, T4, T5, T6, T7;
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T2 = Cr[WS(csr, 4)];
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T3 = Cr[0];
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T4 = T2 + T3;
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T5 = Cr[WS(csr, 3)];
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T6 = Cr[WS(csr, 1)];
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T7 = T5 + T6;
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T8 = T4 + T7;
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Tq = T5 - T6;
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Ta = KP1_118033988 * (T7 - T4);
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Tp = T2 - T3;
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}
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{
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E Tc, Td, Tm, Tf, Tg, Tl;
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Tc = Ci[WS(csi, 4)];
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Td = Ci[0];
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Tm = Tc + Td;
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Tf = Ci[WS(csi, 1)];
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Tg = Ci[WS(csi, 3)];
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Tl = Tg + Tf;
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Te = Tc - Td;
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Ts = KP1_118033988 * (Tl + Tm);
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Th = Tf - Tg;
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Tn = Tl - Tm;
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}
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R0[0] = KP2_000000000 * (T1 + T8);
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R1[WS(rs, 2)] = KP2_000000000 * (Tn - To);
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{
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E Ti, Tj, Tb, Tk, T9;
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Ti = FNMS(KP1_902113032, Th, KP1_175570504 * Te);
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Tj = FMA(KP1_175570504, Th, KP1_902113032 * Te);
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T9 = FNMS(KP2_000000000, T1, KP500000000 * T8);
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Tb = T9 - Ta;
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Tk = T9 + Ta;
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R0[WS(rs, 1)] = Tb + Ti;
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R0[WS(rs, 3)] = Tk + Tj;
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R0[WS(rs, 4)] = Ti - Tb;
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R0[WS(rs, 2)] = Tj - Tk;
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}
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{
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E Tr, Tv, Tu, Tw, Tt;
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Tr = FMA(KP1_902113032, Tp, KP1_175570504 * Tq);
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Tv = FNMS(KP1_175570504, Tp, KP1_902113032 * Tq);
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Tt = FMA(KP500000000, Tn, KP2_000000000 * To);
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Tu = Ts + Tt;
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Tw = Tt - Ts;
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R1[0] = -(Tr + Tu);
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R1[WS(rs, 3)] = Tw - Tv;
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R1[WS(rs, 4)] = Tr - Tu;
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R1[WS(rs, 1)] = Tv + Tw;
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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 = { 10, "r2cbIII_10", { 26, 10, 6, 0 }, &GENUS };
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void X(codelet_r2cbIII_10) (planner *p) { X(kr2c_register) (p, r2cbIII_10, &desc);
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}
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#endif
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