mirror of
https://github.com/tildearrow/furnace.git
synced 2024-12-05 02:37:26 +00:00
54e93db207
not reliable yet
172 lines
5.6 KiB
C
172 lines
5.6 KiB
C
/*
|
|
* Copyright (c) 2003, 2007-14 Matteo Frigo
|
|
* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
*/
|
|
|
|
/* This file was automatically generated --- DO NOT EDIT */
|
|
/* Generated on Tue Sep 14 10:45:23 EDT 2021 */
|
|
|
|
#include "dft/codelet-dft.h"
|
|
|
|
#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
|
|
|
|
/* Generated by: ../../../genfft/gen_notw.native -fma -simd -compact -variables 4 -pipeline-latency 8 -n 4 -name n2sv_4 -with-ostride 1 -include dft/simd/n2s.h -store-multiple 4 */
|
|
|
|
/*
|
|
* This function contains 16 FP additions, 0 FP multiplications,
|
|
* (or, 16 additions, 0 multiplications, 0 fused multiply/add),
|
|
* 17 stack variables, 0 constants, and 18 memory accesses
|
|
*/
|
|
#include "dft/simd/n2s.h"
|
|
|
|
static void n2sv_4(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
|
|
{
|
|
{
|
|
INT i;
|
|
for (i = v; i > 0; i = i - (2 * VL), ri = ri + ((2 * VL) * ivs), ii = ii + ((2 * VL) * ivs), ro = ro + ((2 * VL) * ovs), io = io + ((2 * VL) * ovs), MAKE_VOLATILE_STRIDE(16, is), MAKE_VOLATILE_STRIDE(16, os)) {
|
|
V T3, Tb, T9, Tf, T6, Ta, Te, Tg;
|
|
{
|
|
V T1, T2, T7, T8;
|
|
T1 = LD(&(ri[0]), ivs, &(ri[0]));
|
|
T2 = LD(&(ri[WS(is, 2)]), ivs, &(ri[0]));
|
|
T3 = VADD(T1, T2);
|
|
Tb = VSUB(T1, T2);
|
|
T7 = LD(&(ii[0]), ivs, &(ii[0]));
|
|
T8 = LD(&(ii[WS(is, 2)]), ivs, &(ii[0]));
|
|
T9 = VSUB(T7, T8);
|
|
Tf = VADD(T7, T8);
|
|
}
|
|
{
|
|
V T4, T5, Tc, Td;
|
|
T4 = LD(&(ri[WS(is, 1)]), ivs, &(ri[WS(is, 1)]));
|
|
T5 = LD(&(ri[WS(is, 3)]), ivs, &(ri[WS(is, 1)]));
|
|
T6 = VADD(T4, T5);
|
|
Ta = VSUB(T4, T5);
|
|
Tc = LD(&(ii[WS(is, 1)]), ivs, &(ii[WS(is, 1)]));
|
|
Td = LD(&(ii[WS(is, 3)]), ivs, &(ii[WS(is, 1)]));
|
|
Te = VSUB(Tc, Td);
|
|
Tg = VADD(Tc, Td);
|
|
}
|
|
{
|
|
V Th, Ti, Tj, Tk;
|
|
Th = VSUB(T3, T6);
|
|
STM4(&(ro[2]), Th, ovs, &(ro[0]));
|
|
Ti = VSUB(Tf, Tg);
|
|
STM4(&(io[2]), Ti, ovs, &(io[0]));
|
|
Tj = VADD(T3, T6);
|
|
STM4(&(ro[0]), Tj, ovs, &(ro[0]));
|
|
Tk = VADD(Tf, Tg);
|
|
STM4(&(io[0]), Tk, ovs, &(io[0]));
|
|
{
|
|
V Tl, Tm, Tn, To;
|
|
Tl = VSUB(T9, Ta);
|
|
STM4(&(io[1]), Tl, ovs, &(io[1]));
|
|
Tm = VADD(Tb, Te);
|
|
STM4(&(ro[1]), Tm, ovs, &(ro[1]));
|
|
Tn = VADD(Ta, T9);
|
|
STM4(&(io[3]), Tn, ovs, &(io[1]));
|
|
STN4(&(io[0]), Tk, Tl, Ti, Tn, ovs);
|
|
To = VSUB(Tb, Te);
|
|
STM4(&(ro[3]), To, ovs, &(ro[1]));
|
|
STN4(&(ro[0]), Tj, Tm, Th, To, ovs);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
VLEAVE();
|
|
}
|
|
|
|
static const kdft_desc desc = { 4, XSIMD_STRING("n2sv_4"), { 16, 0, 0, 0 }, &GENUS, 0, 1, 0, 0 };
|
|
|
|
void XSIMD(codelet_n2sv_4) (planner *p) { X(kdft_register) (p, n2sv_4, &desc);
|
|
}
|
|
|
|
#else
|
|
|
|
/* Generated by: ../../../genfft/gen_notw.native -simd -compact -variables 4 -pipeline-latency 8 -n 4 -name n2sv_4 -with-ostride 1 -include dft/simd/n2s.h -store-multiple 4 */
|
|
|
|
/*
|
|
* This function contains 16 FP additions, 0 FP multiplications,
|
|
* (or, 16 additions, 0 multiplications, 0 fused multiply/add),
|
|
* 17 stack variables, 0 constants, and 18 memory accesses
|
|
*/
|
|
#include "dft/simd/n2s.h"
|
|
|
|
static void n2sv_4(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
|
|
{
|
|
{
|
|
INT i;
|
|
for (i = v; i > 0; i = i - (2 * VL), ri = ri + ((2 * VL) * ivs), ii = ii + ((2 * VL) * ivs), ro = ro + ((2 * VL) * ovs), io = io + ((2 * VL) * ovs), MAKE_VOLATILE_STRIDE(16, is), MAKE_VOLATILE_STRIDE(16, os)) {
|
|
V T3, Tb, T9, Tf, T6, Ta, Te, Tg;
|
|
{
|
|
V T1, T2, T7, T8;
|
|
T1 = LD(&(ri[0]), ivs, &(ri[0]));
|
|
T2 = LD(&(ri[WS(is, 2)]), ivs, &(ri[0]));
|
|
T3 = VADD(T1, T2);
|
|
Tb = VSUB(T1, T2);
|
|
T7 = LD(&(ii[0]), ivs, &(ii[0]));
|
|
T8 = LD(&(ii[WS(is, 2)]), ivs, &(ii[0]));
|
|
T9 = VSUB(T7, T8);
|
|
Tf = VADD(T7, T8);
|
|
}
|
|
{
|
|
V T4, T5, Tc, Td;
|
|
T4 = LD(&(ri[WS(is, 1)]), ivs, &(ri[WS(is, 1)]));
|
|
T5 = LD(&(ri[WS(is, 3)]), ivs, &(ri[WS(is, 1)]));
|
|
T6 = VADD(T4, T5);
|
|
Ta = VSUB(T4, T5);
|
|
Tc = LD(&(ii[WS(is, 1)]), ivs, &(ii[WS(is, 1)]));
|
|
Td = LD(&(ii[WS(is, 3)]), ivs, &(ii[WS(is, 1)]));
|
|
Te = VSUB(Tc, Td);
|
|
Tg = VADD(Tc, Td);
|
|
}
|
|
{
|
|
V Th, Ti, Tj, Tk;
|
|
Th = VSUB(T3, T6);
|
|
STM4(&(ro[2]), Th, ovs, &(ro[0]));
|
|
Ti = VSUB(Tf, Tg);
|
|
STM4(&(io[2]), Ti, ovs, &(io[0]));
|
|
Tj = VADD(T3, T6);
|
|
STM4(&(ro[0]), Tj, ovs, &(ro[0]));
|
|
Tk = VADD(Tf, Tg);
|
|
STM4(&(io[0]), Tk, ovs, &(io[0]));
|
|
{
|
|
V Tl, Tm, Tn, To;
|
|
Tl = VSUB(T9, Ta);
|
|
STM4(&(io[1]), Tl, ovs, &(io[1]));
|
|
Tm = VADD(Tb, Te);
|
|
STM4(&(ro[1]), Tm, ovs, &(ro[1]));
|
|
Tn = VADD(Ta, T9);
|
|
STM4(&(io[3]), Tn, ovs, &(io[1]));
|
|
STN4(&(io[0]), Tk, Tl, Ti, Tn, ovs);
|
|
To = VSUB(Tb, Te);
|
|
STM4(&(ro[3]), To, ovs, &(ro[1]));
|
|
STN4(&(ro[0]), Tj, Tm, Th, To, ovs);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
VLEAVE();
|
|
}
|
|
|
|
static const kdft_desc desc = { 4, XSIMD_STRING("n2sv_4"), { 16, 0, 0, 0 }, &GENUS, 0, 1, 0, 0 };
|
|
|
|
void XSIMD(codelet_n2sv_4) (planner *p) { X(kdft_register) (p, n2sv_4, &desc);
|
|
}
|
|
|
|
#endif
|