iup-stack/fftw/dft/simd/common/q1bv_2.c

115 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 10:46:01 EDT 2021 */
#include "dft/codelet-dft.h"
#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
/* Generated by: ../../../genfft/gen_twidsq_c.native -fma -simd -compact -variables 4 -pipeline-latency 8 -n 2 -dif -name q1bv_2 -include dft/simd/q1b.h -sign 1 */
/*
* This function contains 6 FP additions, 4 FP multiplications,
* (or, 6 additions, 4 multiplications, 0 fused multiply/add),
* 8 stack variables, 0 constants, and 8 memory accesses
*/
#include "dft/simd/q1b.h"
static void q1bv_2(R *ri, R *ii, const R *W, stride rs, stride vs, INT mb, INT me, INT ms)
{
{
INT m;
R *x;
x = ii;
for (m = mb, W = W + (mb * ((TWVL / VL) * 2)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 2), MAKE_VOLATILE_STRIDE(4, rs), MAKE_VOLATILE_STRIDE(4, vs)) {
V T1, T2, T3, T4, T5, T6;
T1 = LD(&(x[0]), ms, &(x[0]));
T2 = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
T3 = BYTW(&(W[0]), VSUB(T1, T2));
T4 = LD(&(x[WS(vs, 1)]), ms, &(x[WS(vs, 1)]));
T5 = LD(&(x[WS(vs, 1) + WS(rs, 1)]), ms, &(x[WS(vs, 1) + WS(rs, 1)]));
T6 = BYTW(&(W[0]), VSUB(T4, T5));
ST(&(x[WS(vs, 1)]), T3, ms, &(x[WS(vs, 1)]));
ST(&(x[WS(vs, 1) + WS(rs, 1)]), T6, ms, &(x[WS(vs, 1) + WS(rs, 1)]));
ST(&(x[0]), VADD(T1, T2), ms, &(x[0]));
ST(&(x[WS(rs, 1)]), VADD(T4, T5), ms, &(x[WS(rs, 1)]));
}
}
VLEAVE();
}
static const tw_instr twinstr[] = {
VTW(0, 1),
{ TW_NEXT, VL, 0 }
};
static const ct_desc desc = { 2, XSIMD_STRING("q1bv_2"), twinstr, &GENUS, { 6, 4, 0, 0 }, 0, 0, 0 };
void XSIMD(codelet_q1bv_2) (planner *p) {
X(kdft_difsq_register) (p, q1bv_2, &desc);
}
#else
/* Generated by: ../../../genfft/gen_twidsq_c.native -simd -compact -variables 4 -pipeline-latency 8 -n 2 -dif -name q1bv_2 -include dft/simd/q1b.h -sign 1 */
/*
* This function contains 6 FP additions, 4 FP multiplications,
* (or, 6 additions, 4 multiplications, 0 fused multiply/add),
* 8 stack variables, 0 constants, and 8 memory accesses
*/
#include "dft/simd/q1b.h"
static void q1bv_2(R *ri, R *ii, const R *W, stride rs, stride vs, INT mb, INT me, INT ms)
{
{
INT m;
R *x;
x = ii;
for (m = mb, W = W + (mb * ((TWVL / VL) * 2)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 2), MAKE_VOLATILE_STRIDE(4, rs), MAKE_VOLATILE_STRIDE(4, vs)) {
V T1, T2, T3, T4, T5, T6;
T1 = LD(&(x[0]), ms, &(x[0]));
T2 = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
T3 = BYTW(&(W[0]), VSUB(T1, T2));
T4 = LD(&(x[WS(vs, 1)]), ms, &(x[WS(vs, 1)]));
T5 = LD(&(x[WS(vs, 1) + WS(rs, 1)]), ms, &(x[WS(vs, 1) + WS(rs, 1)]));
T6 = BYTW(&(W[0]), VSUB(T4, T5));
ST(&(x[WS(vs, 1)]), T3, ms, &(x[WS(vs, 1)]));
ST(&(x[WS(vs, 1) + WS(rs, 1)]), T6, ms, &(x[WS(vs, 1) + WS(rs, 1)]));
ST(&(x[0]), VADD(T1, T2), ms, &(x[0]));
ST(&(x[WS(rs, 1)]), VADD(T4, T5), ms, &(x[WS(rs, 1)]));
}
}
VLEAVE();
}
static const tw_instr twinstr[] = {
VTW(0, 1),
{ TW_NEXT, VL, 0 }
};
static const ct_desc desc = { 2, XSIMD_STRING("q1bv_2"), twinstr, &GENUS, { 6, 4, 0, 0 }, 0, 0, 0 };
void XSIMD(codelet_q1bv_2) (planner *p) {
X(kdft_difsq_register) (p, q1bv_2, &desc);
}
#endif