120 lines
4.1 KiB
C
120 lines
4.1 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 10:45:58 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.native -fma -simd -compact -variables 4 -pipeline-latency 8 -n 2 -name t1sv_2 -include dft/simd/ts.h */
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/*
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* This function contains 6 FP additions, 4 FP multiplications,
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* (or, 4 additions, 2 multiplications, 2 fused multiply/add),
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* 11 stack variables, 0 constants, and 8 memory accesses
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*/
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#include "dft/simd/ts.h"
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static void t1sv_2(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
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{
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{
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INT m;
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for (m = mb, W = W + (mb * 2); m < me; m = m + (2 * VL), ri = ri + ((2 * VL) * ms), ii = ii + ((2 * VL) * ms), W = W + ((2 * VL) * 2), MAKE_VOLATILE_STRIDE(4, rs)) {
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V T1, Ta, T3, T6, T4, T8, T2, T7, T9, T5;
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T1 = LD(&(ri[0]), ms, &(ri[0]));
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Ta = LD(&(ii[0]), ms, &(ii[0]));
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T3 = LD(&(ri[WS(rs, 1)]), ms, &(ri[WS(rs, 1)]));
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T6 = LD(&(ii[WS(rs, 1)]), ms, &(ii[WS(rs, 1)]));
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T2 = LDW(&(W[0]));
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T4 = VMUL(T2, T3);
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T8 = VMUL(T2, T6);
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T5 = LDW(&(W[TWVL * 1]));
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T7 = VFMA(T5, T6, T4);
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T9 = VFNMS(T5, T3, T8);
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ST(&(ri[WS(rs, 1)]), VSUB(T1, T7), ms, &(ri[WS(rs, 1)]));
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ST(&(ii[WS(rs, 1)]), VSUB(Ta, T9), ms, &(ii[WS(rs, 1)]));
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ST(&(ri[0]), VADD(T1, T7), ms, &(ri[0]));
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ST(&(ii[0]), VADD(T9, Ta), ms, &(ii[0]));
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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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{ TW_NEXT, (2 * VL), 0 }
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};
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static const ct_desc desc = { 2, XSIMD_STRING("t1sv_2"), twinstr, &GENUS, { 4, 2, 2, 0 }, 0, 0, 0 };
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void XSIMD(codelet_t1sv_2) (planner *p) {
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X(kdft_dit_register) (p, t1sv_2, &desc);
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}
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#else
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/* Generated by: ../../../genfft/gen_twiddle.native -simd -compact -variables 4 -pipeline-latency 8 -n 2 -name t1sv_2 -include dft/simd/ts.h */
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/*
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* This function contains 6 FP additions, 4 FP multiplications,
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* (or, 4 additions, 2 multiplications, 2 fused multiply/add),
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* 9 stack variables, 0 constants, and 8 memory accesses
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*/
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#include "dft/simd/ts.h"
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static void t1sv_2(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
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{
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{
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INT m;
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for (m = mb, W = W + (mb * 2); m < me; m = m + (2 * VL), ri = ri + ((2 * VL) * ms), ii = ii + ((2 * VL) * ms), W = W + ((2 * VL) * 2), MAKE_VOLATILE_STRIDE(4, rs)) {
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V T1, T8, T6, T7;
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T1 = LD(&(ri[0]), ms, &(ri[0]));
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T8 = LD(&(ii[0]), ms, &(ii[0]));
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{
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V T3, T5, T2, T4;
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T3 = LD(&(ri[WS(rs, 1)]), ms, &(ri[WS(rs, 1)]));
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T5 = LD(&(ii[WS(rs, 1)]), ms, &(ii[WS(rs, 1)]));
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T2 = LDW(&(W[0]));
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T4 = LDW(&(W[TWVL * 1]));
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T6 = VFMA(T2, T3, VMUL(T4, T5));
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T7 = VFNMS(T4, T3, VMUL(T2, T5));
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}
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ST(&(ri[WS(rs, 1)]), VSUB(T1, T6), ms, &(ri[WS(rs, 1)]));
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ST(&(ii[WS(rs, 1)]), VSUB(T8, T7), ms, &(ii[WS(rs, 1)]));
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ST(&(ri[0]), VADD(T1, T6), ms, &(ri[0]));
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ST(&(ii[0]), VADD(T7, T8), ms, &(ii[0]));
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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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{ TW_NEXT, (2 * VL), 0 }
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};
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static const ct_desc desc = { 2, XSIMD_STRING("t1sv_2"), twinstr, &GENUS, { 4, 2, 2, 0 }, 0, 0, 0 };
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void XSIMD(codelet_t1sv_2) (planner *p) {
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X(kdft_dit_register) (p, t1sv_2, &desc);
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}
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#endif
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