291 lines
9.6 KiB
C
291 lines
9.6 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 10:45:57 EDT 2021 */
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#include "dft/codelet-dft.h"
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#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
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/* Generated by: ../../../genfft/gen_twiddle_c.native -fma -simd -compact -variables 4 -pipeline-latency 8 -twiddle-log3 -precompute-twiddles -no-generate-bytw -n 10 -name t3bv_10 -include dft/simd/t3b.h -sign 1 */
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/*
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* This function contains 57 FP additions, 52 FP multiplications,
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* (or, 39 additions, 34 multiplications, 18 fused multiply/add),
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* 41 stack variables, 4 constants, and 20 memory accesses
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*/
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#include "dft/simd/t3b.h"
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static void t3bv_10(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
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{
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DVK(KP559016994, +0.559016994374947424102293417182819058860154590);
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DVK(KP618033988, +0.618033988749894848204586834365638117720309180);
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DVK(KP951056516, +0.951056516295153572116439333379382143405698634);
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DVK(KP250000000, +0.250000000000000000000000000000000000000000000);
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{
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INT m;
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R *x;
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x = ii;
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for (m = mb, W = W + (mb * ((TWVL / VL) * 6)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 6), MAKE_VOLATILE_STRIDE(10, rs)) {
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V T2, T3, T4, Ta, T5, T6, Tt, Td, Th;
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T2 = LDW(&(W[0]));
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T3 = LDW(&(W[TWVL * 2]));
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T4 = VZMUL(T2, T3);
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Ta = VZMULJ(T2, T3);
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T5 = LDW(&(W[TWVL * 4]));
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T6 = VZMULJ(T4, T5);
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Tt = VZMULJ(T3, T5);
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Td = VZMULJ(Ta, T5);
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Th = VZMULJ(T2, T5);
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{
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V T9, TJ, Ts, Ty, Tz, TN, TO, TP, Tg, Tm, Tn, TK, TL, TM, T1;
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V T8, T7;
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T1 = LD(&(x[0]), ms, &(x[0]));
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T7 = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
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T8 = VZMUL(T6, T7);
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T9 = VSUB(T1, T8);
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TJ = VADD(T1, T8);
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{
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V Tp, Tx, Tr, Tv;
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{
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V To, Tw, Tq, Tu;
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To = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
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Tp = VZMUL(T4, To);
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Tw = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
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Tx = VZMUL(T2, Tw);
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Tq = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)]));
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Tr = VZMUL(T5, Tq);
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Tu = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
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Tv = VZMUL(Tt, Tu);
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}
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Ts = VSUB(Tp, Tr);
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Ty = VSUB(Tv, Tx);
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Tz = VADD(Ts, Ty);
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TN = VADD(Tp, Tr);
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TO = VADD(Tv, Tx);
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TP = VADD(TN, TO);
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}
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{
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V Tc, Tl, Tf, Tj;
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{
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V Tb, Tk, Te, Ti;
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Tb = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
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Tc = VZMUL(Ta, Tb);
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Tk = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
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Tl = VZMUL(T3, Tk);
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Te = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
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Tf = VZMUL(Td, Te);
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Ti = LD(&(x[WS(rs, 8)]), ms, &(x[0]));
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Tj = VZMUL(Th, Ti);
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}
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Tg = VSUB(Tc, Tf);
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Tm = VSUB(Tj, Tl);
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Tn = VADD(Tg, Tm);
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TK = VADD(Tc, Tf);
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TL = VADD(Tj, Tl);
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TM = VADD(TK, TL);
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}
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{
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V TC, TA, TB, TG, TI, TE, TF, TH, TD;
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TC = VSUB(Tn, Tz);
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TA = VADD(Tn, Tz);
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TB = VFNMS(LDK(KP250000000), TA, T9);
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TE = VSUB(Tg, Tm);
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TF = VSUB(Ts, Ty);
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TG = VMUL(LDK(KP951056516), VFMA(LDK(KP618033988), TF, TE));
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TI = VMUL(LDK(KP951056516), VFNMS(LDK(KP618033988), TE, TF));
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ST(&(x[WS(rs, 5)]), VADD(T9, TA), ms, &(x[WS(rs, 1)]));
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TH = VFNMS(LDK(KP559016994), TC, TB);
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ST(&(x[WS(rs, 3)]), VFMAI(TI, TH), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 7)]), VFNMSI(TI, TH), ms, &(x[WS(rs, 1)]));
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TD = VFMA(LDK(KP559016994), TC, TB);
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ST(&(x[WS(rs, 1)]), VFMAI(TG, TD), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 9)]), VFNMSI(TG, TD), ms, &(x[WS(rs, 1)]));
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}
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{
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V TS, TQ, TR, TW, TY, TU, TV, TX, TT;
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TS = VSUB(TM, TP);
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TQ = VADD(TM, TP);
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TR = VFNMS(LDK(KP250000000), TQ, TJ);
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TU = VSUB(TN, TO);
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TV = VSUB(TK, TL);
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TW = VMUL(LDK(KP951056516), VFNMS(LDK(KP618033988), TV, TU));
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TY = VMUL(LDK(KP951056516), VFMA(LDK(KP618033988), TU, TV));
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ST(&(x[0]), VADD(TJ, TQ), ms, &(x[0]));
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TX = VFMA(LDK(KP559016994), TS, TR);
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ST(&(x[WS(rs, 4)]), VFNMSI(TY, TX), ms, &(x[0]));
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ST(&(x[WS(rs, 6)]), VFMAI(TY, TX), ms, &(x[0]));
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TT = VFNMS(LDK(KP559016994), TS, TR);
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ST(&(x[WS(rs, 2)]), VFNMSI(TW, TT), ms, &(x[0]));
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ST(&(x[WS(rs, 8)]), VFMAI(TW, TT), ms, &(x[0]));
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}
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}
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}
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}
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VLEAVE();
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}
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static const tw_instr twinstr[] = {
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VTW(0, 1),
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VTW(0, 3),
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VTW(0, 9),
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{ TW_NEXT, VL, 0 }
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};
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static const ct_desc desc = { 10, XSIMD_STRING("t3bv_10"), twinstr, &GENUS, { 39, 34, 18, 0 }, 0, 0, 0 };
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void XSIMD(codelet_t3bv_10) (planner *p) {
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X(kdft_dit_register) (p, t3bv_10, &desc);
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}
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#else
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/* Generated by: ../../../genfft/gen_twiddle_c.native -simd -compact -variables 4 -pipeline-latency 8 -twiddle-log3 -precompute-twiddles -no-generate-bytw -n 10 -name t3bv_10 -include dft/simd/t3b.h -sign 1 */
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/*
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* This function contains 57 FP additions, 42 FP multiplications,
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* (or, 51 additions, 36 multiplications, 6 fused multiply/add),
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* 41 stack variables, 4 constants, and 20 memory accesses
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*/
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#include "dft/simd/t3b.h"
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static void t3bv_10(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
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{
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DVK(KP587785252, +0.587785252292473129168705954639072768597652438);
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DVK(KP951056516, +0.951056516295153572116439333379382143405698634);
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DVK(KP250000000, +0.250000000000000000000000000000000000000000000);
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DVK(KP559016994, +0.559016994374947424102293417182819058860154590);
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{
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INT m;
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R *x;
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x = ii;
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for (m = mb, W = W + (mb * ((TWVL / VL) * 6)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 6), MAKE_VOLATILE_STRIDE(10, rs)) {
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V T1, T2, T3, Ti, T6, T7, TA, Tb, To;
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T1 = LDW(&(W[0]));
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T2 = LDW(&(W[TWVL * 2]));
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T3 = VZMULJ(T1, T2);
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Ti = VZMUL(T1, T2);
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T6 = LDW(&(W[TWVL * 4]));
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T7 = VZMULJ(T3, T6);
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TA = VZMULJ(Ti, T6);
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Tb = VZMULJ(T1, T6);
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To = VZMULJ(T2, T6);
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{
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V TD, TQ, Tn, Tt, Tx, TM, TN, TS, Ta, Tg, Tw, TJ, TK, TR, Tz;
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V TC, TB;
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Tz = LD(&(x[0]), ms, &(x[0]));
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TB = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
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TC = VZMUL(TA, TB);
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TD = VSUB(Tz, TC);
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TQ = VADD(Tz, TC);
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{
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V Tk, Ts, Tm, Tq;
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{
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V Tj, Tr, Tl, Tp;
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Tj = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
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Tk = VZMUL(Ti, Tj);
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Tr = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
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Ts = VZMUL(T1, Tr);
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Tl = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)]));
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Tm = VZMUL(T6, Tl);
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Tp = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
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Tq = VZMUL(To, Tp);
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}
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Tn = VSUB(Tk, Tm);
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Tt = VSUB(Tq, Ts);
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Tx = VADD(Tn, Tt);
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TM = VADD(Tk, Tm);
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TN = VADD(Tq, Ts);
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TS = VADD(TM, TN);
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}
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{
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V T5, Tf, T9, Td;
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{
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V T4, Te, T8, Tc;
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T4 = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
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T5 = VZMUL(T3, T4);
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Te = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
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Tf = VZMUL(T2, Te);
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T8 = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
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T9 = VZMUL(T7, T8);
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Tc = LD(&(x[WS(rs, 8)]), ms, &(x[0]));
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Td = VZMUL(Tb, Tc);
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}
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Ta = VSUB(T5, T9);
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Tg = VSUB(Td, Tf);
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Tw = VADD(Ta, Tg);
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TJ = VADD(T5, T9);
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TK = VADD(Td, Tf);
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TR = VADD(TJ, TK);
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}
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{
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V Ty, TE, TF, Tv, TI, Th, Tu, TH, TG;
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Ty = VMUL(LDK(KP559016994), VSUB(Tw, Tx));
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TE = VADD(Tw, Tx);
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TF = VFNMS(LDK(KP250000000), TE, TD);
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Th = VSUB(Ta, Tg);
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Tu = VSUB(Tn, Tt);
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Tv = VBYI(VFMA(LDK(KP951056516), Th, VMUL(LDK(KP587785252), Tu)));
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TI = VBYI(VFNMS(LDK(KP951056516), Tu, VMUL(LDK(KP587785252), Th)));
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ST(&(x[WS(rs, 5)]), VADD(TD, TE), ms, &(x[WS(rs, 1)]));
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TH = VSUB(TF, Ty);
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ST(&(x[WS(rs, 3)]), VSUB(TH, TI), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 7)]), VADD(TI, TH), ms, &(x[WS(rs, 1)]));
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TG = VADD(Ty, TF);
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ST(&(x[WS(rs, 1)]), VADD(Tv, TG), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 9)]), VSUB(TG, Tv), ms, &(x[WS(rs, 1)]));
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}
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{
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V TV, TT, TU, TP, TY, TL, TO, TX, TW;
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TV = VMUL(LDK(KP559016994), VSUB(TR, TS));
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TT = VADD(TR, TS);
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TU = VFNMS(LDK(KP250000000), TT, TQ);
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TL = VSUB(TJ, TK);
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TO = VSUB(TM, TN);
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TP = VBYI(VFNMS(LDK(KP951056516), TO, VMUL(LDK(KP587785252), TL)));
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TY = VBYI(VFMA(LDK(KP951056516), TL, VMUL(LDK(KP587785252), TO)));
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ST(&(x[0]), VADD(TQ, TT), ms, &(x[0]));
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TX = VADD(TV, TU);
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ST(&(x[WS(rs, 4)]), VSUB(TX, TY), ms, &(x[0]));
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ST(&(x[WS(rs, 6)]), VADD(TY, TX), ms, &(x[0]));
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TW = VSUB(TU, TV);
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ST(&(x[WS(rs, 2)]), VADD(TP, TW), ms, &(x[0]));
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ST(&(x[WS(rs, 8)]), VSUB(TW, TP), ms, &(x[0]));
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}
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}
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}
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}
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VLEAVE();
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}
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static const tw_instr twinstr[] = {
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VTW(0, 1),
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VTW(0, 3),
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VTW(0, 9),
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{ TW_NEXT, VL, 0 }
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};
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static const ct_desc desc = { 10, XSIMD_STRING("t3bv_10"), twinstr, &GENUS, { 51, 36, 6, 0 }, 0, 0, 0 };
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void XSIMD(codelet_t3bv_10) (planner *p) {
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X(kdft_dit_register) (p, t3bv_10, &desc);
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}
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#endif
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