mirror of
https://github.com/tildearrow/furnace.git
synced 2024-11-16 09:45:06 +00:00
119 lines
4.1 KiB
C
119 lines
4.1 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 10:45:58 EDT 2021 */
|
|
|
|
#include "dft/codelet-dft.h"
|
|
|
|
#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
|
|
|
|
/* Generated by: ../../../genfft/gen_twiddle.native -fma -simd -compact -variables 4 -pipeline-latency 8 -n 2 -name t1sv_2 -include dft/simd/ts.h */
|
|
|
|
/*
|
|
* This function contains 6 FP additions, 4 FP multiplications,
|
|
* (or, 4 additions, 2 multiplications, 2 fused multiply/add),
|
|
* 11 stack variables, 0 constants, and 8 memory accesses
|
|
*/
|
|
#include "dft/simd/ts.h"
|
|
|
|
static void t1sv_2(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
|
|
{
|
|
{
|
|
INT m;
|
|
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)) {
|
|
V T1, Ta, T3, T6, T4, T8, T2, T7, T9, T5;
|
|
T1 = LD(&(ri[0]), ms, &(ri[0]));
|
|
Ta = LD(&(ii[0]), ms, &(ii[0]));
|
|
T3 = LD(&(ri[WS(rs, 1)]), ms, &(ri[WS(rs, 1)]));
|
|
T6 = LD(&(ii[WS(rs, 1)]), ms, &(ii[WS(rs, 1)]));
|
|
T2 = LDW(&(W[0]));
|
|
T4 = VMUL(T2, T3);
|
|
T8 = VMUL(T2, T6);
|
|
T5 = LDW(&(W[TWVL * 1]));
|
|
T7 = VFMA(T5, T6, T4);
|
|
T9 = VFNMS(T5, T3, T8);
|
|
ST(&(ri[WS(rs, 1)]), VSUB(T1, T7), ms, &(ri[WS(rs, 1)]));
|
|
ST(&(ii[WS(rs, 1)]), VSUB(Ta, T9), ms, &(ii[WS(rs, 1)]));
|
|
ST(&(ri[0]), VADD(T1, T7), ms, &(ri[0]));
|
|
ST(&(ii[0]), VADD(T9, Ta), ms, &(ii[0]));
|
|
}
|
|
}
|
|
VLEAVE();
|
|
}
|
|
|
|
static const tw_instr twinstr[] = {
|
|
VTW(0, 1),
|
|
{ TW_NEXT, (2 * VL), 0 }
|
|
};
|
|
|
|
static const ct_desc desc = { 2, XSIMD_STRING("t1sv_2"), twinstr, &GENUS, { 4, 2, 2, 0 }, 0, 0, 0 };
|
|
|
|
void XSIMD(codelet_t1sv_2) (planner *p) {
|
|
X(kdft_dit_register) (p, t1sv_2, &desc);
|
|
}
|
|
#else
|
|
|
|
/* Generated by: ../../../genfft/gen_twiddle.native -simd -compact -variables 4 -pipeline-latency 8 -n 2 -name t1sv_2 -include dft/simd/ts.h */
|
|
|
|
/*
|
|
* This function contains 6 FP additions, 4 FP multiplications,
|
|
* (or, 4 additions, 2 multiplications, 2 fused multiply/add),
|
|
* 9 stack variables, 0 constants, and 8 memory accesses
|
|
*/
|
|
#include "dft/simd/ts.h"
|
|
|
|
static void t1sv_2(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
|
|
{
|
|
{
|
|
INT m;
|
|
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)) {
|
|
V T1, T8, T6, T7;
|
|
T1 = LD(&(ri[0]), ms, &(ri[0]));
|
|
T8 = LD(&(ii[0]), ms, &(ii[0]));
|
|
{
|
|
V T3, T5, T2, T4;
|
|
T3 = LD(&(ri[WS(rs, 1)]), ms, &(ri[WS(rs, 1)]));
|
|
T5 = LD(&(ii[WS(rs, 1)]), ms, &(ii[WS(rs, 1)]));
|
|
T2 = LDW(&(W[0]));
|
|
T4 = LDW(&(W[TWVL * 1]));
|
|
T6 = VFMA(T2, T3, VMUL(T4, T5));
|
|
T7 = VFNMS(T4, T3, VMUL(T2, T5));
|
|
}
|
|
ST(&(ri[WS(rs, 1)]), VSUB(T1, T6), ms, &(ri[WS(rs, 1)]));
|
|
ST(&(ii[WS(rs, 1)]), VSUB(T8, T7), ms, &(ii[WS(rs, 1)]));
|
|
ST(&(ri[0]), VADD(T1, T6), ms, &(ri[0]));
|
|
ST(&(ii[0]), VADD(T7, T8), ms, &(ii[0]));
|
|
}
|
|
}
|
|
VLEAVE();
|
|
}
|
|
|
|
static const tw_instr twinstr[] = {
|
|
VTW(0, 1),
|
|
{ TW_NEXT, (2 * VL), 0 }
|
|
};
|
|
|
|
static const ct_desc desc = { 2, XSIMD_STRING("t1sv_2"), twinstr, &GENUS, { 4, 2, 2, 0 }, 0, 0, 0 };
|
|
|
|
void XSIMD(codelet_t1sv_2) (planner *p) {
|
|
X(kdft_dit_register) (p, t1sv_2, &desc);
|
|
}
|
|
#endif
|