mirror of
https://github.com/tildearrow/furnace.git
synced 2024-12-20 07:20:43 +00:00
294 lines
9.7 KiB
C
294 lines
9.7 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 10:46:48 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 15 -name r2cb_15 -include rdft/scalar/r2cb.h */
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/*
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* This function contains 64 FP additions, 43 FP multiplications,
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* (or, 21 additions, 0 multiplications, 43 fused multiply/add),
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* 46 stack variables, 9 constants, and 30 memory accesses
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*/
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#include "rdft/scalar/r2cb.h"
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static void r2cb_15(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(KP559016994, +0.559016994374947424102293417182819058860154590);
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DK(KP866025403, +0.866025403784438646763723170752936183471402627);
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DK(KP250000000, +0.250000000000000000000000000000000000000000000);
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DK(KP1_902113032, +1.902113032590307144232878666758764286811397268);
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DK(KP1_118033988, +1.118033988749894848204586834365638117720309180);
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DK(KP618033988, +0.618033988749894848204586834365638117720309180);
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DK(KP500000000, +0.500000000000000000000000000000000000000000000);
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DK(KP1_732050807, +1.732050807568877293527446341505872366942805254);
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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(60, rs), MAKE_VOLATILE_STRIDE(60, csr), MAKE_VOLATILE_STRIDE(60, csi)) {
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E T3, Tt, Th, TC, TY, TZ, TD, TH, TI, Tm, Tu, Tr, Tv, T8, Td;
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E Te;
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{
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E Tg, T1, T2, Tf;
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Tg = Ci[WS(csi, 5)];
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T1 = Cr[0];
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T2 = Cr[WS(csr, 5)];
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Tf = T1 - T2;
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T3 = FMA(KP2_000000000, T2, T1);
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Tt = FNMS(KP1_732050807, Tg, Tf);
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Th = FMA(KP1_732050807, Tg, Tf);
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}
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{
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E T4, TA, T9, TF, T5, T6, T7, Ta, Tb, Tc, Tq, TG, Tl, TB, Ti;
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E Tn;
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T4 = Cr[WS(csr, 3)];
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TA = Ci[WS(csi, 3)];
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T9 = Cr[WS(csr, 6)];
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TF = Ci[WS(csi, 6)];
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T5 = Cr[WS(csr, 7)];
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T6 = Cr[WS(csr, 2)];
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T7 = T5 + T6;
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Ta = Cr[WS(csr, 4)];
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Tb = Cr[WS(csr, 1)];
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Tc = Ta + Tb;
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{
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E To, Tp, Tj, Tk;
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To = Ci[WS(csi, 4)];
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Tp = Ci[WS(csi, 1)];
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Tq = To + Tp;
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TG = Tp - To;
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Tj = Ci[WS(csi, 7)];
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Tk = Ci[WS(csi, 2)];
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Tl = Tj - Tk;
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TB = Tj + Tk;
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}
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TC = FMA(KP500000000, TB, TA);
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TY = TG + TF;
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TZ = TA - TB;
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TD = T5 - T6;
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TH = FNMS(KP500000000, TG, TF);
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TI = Ta - Tb;
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Ti = FNMS(KP2_000000000, T4, T7);
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Tm = FMA(KP1_732050807, Tl, Ti);
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Tu = FNMS(KP1_732050807, Tl, Ti);
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Tn = FNMS(KP2_000000000, T9, Tc);
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Tr = FMA(KP1_732050807, Tq, Tn);
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Tv = FNMS(KP1_732050807, Tq, Tn);
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T8 = T4 + T7;
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Td = T9 + Tc;
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Te = T8 + Td;
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}
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R0[0] = FMA(KP2_000000000, Te, T3);
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{
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E T10, T12, TX, T11, TV, TW;
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T10 = FNMS(KP618033988, TZ, TY);
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T12 = FMA(KP618033988, TY, TZ);
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TV = FNMS(KP500000000, Te, T3);
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TW = T8 - Td;
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TX = FNMS(KP1_118033988, TW, TV);
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T11 = FMA(KP1_118033988, TW, TV);
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R1[WS(rs, 1)] = FNMS(KP1_902113032, T10, TX);
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R1[WS(rs, 4)] = FMA(KP1_902113032, T12, T11);
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R0[WS(rs, 6)] = FMA(KP1_902113032, T10, TX);
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R0[WS(rs, 3)] = FNMS(KP1_902113032, T12, T11);
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}
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{
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E TO, Ts, TN, TS, TU, TQ, TR, TT, TP;
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TO = Tr - Tm;
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Ts = Tm + Tr;
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TN = FMA(KP250000000, Ts, Th);
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TQ = FNMS(KP866025403, TI, TH);
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TR = FNMS(KP866025403, TD, TC);
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TS = FNMS(KP618033988, TR, TQ);
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TU = FMA(KP618033988, TQ, TR);
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R1[WS(rs, 2)] = Th - Ts;
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TT = FMA(KP559016994, TO, TN);
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R1[WS(rs, 5)] = FNMS(KP1_902113032, TU, TT);
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R0[WS(rs, 7)] = FMA(KP1_902113032, TU, TT);
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TP = FNMS(KP559016994, TO, TN);
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R0[WS(rs, 4)] = FNMS(KP1_902113032, TS, TP);
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R0[WS(rs, 1)] = FMA(KP1_902113032, TS, TP);
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}
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{
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E Ty, Tw, Tx, TK, TM, TE, TJ, TL, Tz;
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Ty = Tv - Tu;
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Tw = Tu + Tv;
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Tx = FMA(KP250000000, Tw, Tt);
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TE = FMA(KP866025403, TD, TC);
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TJ = FMA(KP866025403, TI, TH);
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TK = FMA(KP618033988, TJ, TE);
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TM = FNMS(KP618033988, TE, TJ);
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R0[WS(rs, 5)] = Tt - Tw;
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TL = FNMS(KP559016994, Ty, Tx);
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R1[WS(rs, 6)] = FNMS(KP1_902113032, TM, TL);
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R1[WS(rs, 3)] = FMA(KP1_902113032, TM, TL);
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Tz = FMA(KP559016994, Ty, Tx);
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R1[0] = FNMS(KP1_902113032, TK, Tz);
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R0[WS(rs, 2)] = FMA(KP1_902113032, TK, Tz);
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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 = { 15, "r2cb_15", { 21, 0, 43, 0 }, &GENUS };
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void X(codelet_r2cb_15) (planner *p) { X(kr2c_register) (p, r2cb_15, &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 15 -name r2cb_15 -include rdft/scalar/r2cb.h */
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/*
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* This function contains 64 FP additions, 31 FP multiplications,
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* (or, 47 additions, 14 multiplications, 17 fused multiply/add),
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* 44 stack variables, 7 constants, and 30 memory accesses
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*/
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#include "rdft/scalar/r2cb.h"
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static void r2cb_15(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_118033988, +1.118033988749894848204586834365638117720309180);
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DK(KP1_902113032, +1.902113032590307144232878666758764286811397268);
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DK(KP1_175570504, +1.175570504584946258337411909278145537195304875);
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DK(KP500000000, +0.500000000000000000000000000000000000000000000);
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DK(KP866025403, +0.866025403784438646763723170752936183471402627);
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DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
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DK(KP1_732050807, +1.732050807568877293527446341505872366942805254);
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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(60, rs), MAKE_VOLATILE_STRIDE(60, csr), MAKE_VOLATILE_STRIDE(60, csi)) {
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E T3, Tu, Ti, TB, TZ, T10, TE, TG, TJ, Tn, Tv, Ts, Tw, T8, Td;
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E Te;
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{
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E Th, T1, T2, Tf, Tg;
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Tg = Ci[WS(csi, 5)];
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Th = KP1_732050807 * Tg;
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T1 = Cr[0];
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T2 = Cr[WS(csr, 5)];
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Tf = T1 - T2;
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T3 = FMA(KP2_000000000, T2, T1);
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Tu = Tf - Th;
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Ti = Tf + Th;
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}
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{
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E T4, TD, T9, TI, T5, T6, T7, Ta, Tb, Tc, Tr, TH, Tm, TC, Tj;
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E To;
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T4 = Cr[WS(csr, 3)];
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TD = Ci[WS(csi, 3)];
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T9 = Cr[WS(csr, 6)];
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TI = Ci[WS(csi, 6)];
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T5 = Cr[WS(csr, 7)];
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T6 = Cr[WS(csr, 2)];
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T7 = T5 + T6;
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Ta = Cr[WS(csr, 4)];
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Tb = Cr[WS(csr, 1)];
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Tc = Ta + Tb;
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{
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E Tp, Tq, Tk, Tl;
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Tp = Ci[WS(csi, 4)];
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Tq = Ci[WS(csi, 1)];
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Tr = KP866025403 * (Tp + Tq);
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TH = Tp - Tq;
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Tk = Ci[WS(csi, 7)];
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Tl = Ci[WS(csi, 2)];
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Tm = KP866025403 * (Tk - Tl);
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TC = Tk + Tl;
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}
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TB = KP866025403 * (T5 - T6);
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TZ = TD - TC;
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T10 = TI - TH;
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TE = FMA(KP500000000, TC, TD);
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TG = KP866025403 * (Ta - Tb);
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TJ = FMA(KP500000000, TH, TI);
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Tj = FNMS(KP500000000, T7, T4);
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Tn = Tj - Tm;
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Tv = Tj + Tm;
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To = FNMS(KP500000000, Tc, T9);
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Ts = To - Tr;
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Tw = To + Tr;
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T8 = T4 + T7;
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Td = T9 + Tc;
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Te = T8 + Td;
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}
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R0[0] = FMA(KP2_000000000, Te, T3);
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{
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E T11, T13, TY, T12, TW, TX;
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T11 = FNMS(KP1_902113032, T10, KP1_175570504 * TZ);
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T13 = FMA(KP1_902113032, TZ, KP1_175570504 * T10);
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TW = FNMS(KP500000000, Te, T3);
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TX = KP1_118033988 * (T8 - Td);
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TY = TW - TX;
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T12 = TX + TW;
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R0[WS(rs, 6)] = TY - T11;
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R1[WS(rs, 4)] = T12 + T13;
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R1[WS(rs, 1)] = TY + T11;
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R0[WS(rs, 3)] = T12 - T13;
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}
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{
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E TP, Tt, TO, TT, TV, TR, TS, TU, TQ;
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TP = KP1_118033988 * (Tn - Ts);
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Tt = Tn + Ts;
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TO = FNMS(KP500000000, Tt, Ti);
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TR = TE - TB;
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TS = TJ - TG;
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TT = FNMS(KP1_902113032, TS, KP1_175570504 * TR);
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TV = FMA(KP1_902113032, TR, KP1_175570504 * TS);
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R1[WS(rs, 2)] = FMA(KP2_000000000, Tt, Ti);
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TU = TP + TO;
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R1[WS(rs, 5)] = TU - TV;
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R0[WS(rs, 7)] = TU + TV;
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TQ = TO - TP;
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R0[WS(rs, 1)] = TQ - TT;
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R0[WS(rs, 4)] = TQ + TT;
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}
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{
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E Tz, Tx, Ty, TL, TN, TF, TK, TM, TA;
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Tz = KP1_118033988 * (Tv - Tw);
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Tx = Tv + Tw;
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Ty = FNMS(KP500000000, Tx, Tu);
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TF = TB + TE;
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TK = TG + TJ;
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TL = FNMS(KP1_902113032, TK, KP1_175570504 * TF);
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TN = FMA(KP1_902113032, TF, KP1_175570504 * TK);
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R0[WS(rs, 5)] = FMA(KP2_000000000, Tx, Tu);
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TM = Tz + Ty;
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R1[0] = TM - TN;
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R0[WS(rs, 2)] = TM + TN;
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TA = Ty - Tz;
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R1[WS(rs, 3)] = TA - TL;
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R1[WS(rs, 6)] = TA + TL;
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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 = { 15, "r2cb_15", { 47, 14, 17, 0 }, &GENUS };
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void X(codelet_r2cb_15) (planner *p) { X(kr2c_register) (p, r2cb_15, &desc);
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}
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#endif
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