etc
/
furnace
mirror of https://github.com/tildearrow/furnace.git
0
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
furnace/extern/fftw/dft/simd/common/t2bv_10.c

279 lines
9.3 KiB
C
Raw Blame History

/*
* 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 10:45:54 EDT 2021 */
#include "dft/codelet-dft.h"
#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
/* Generated by: ../../../genfft/gen_twiddle_c.native -fma -simd -compact -variables 4 -pipeline-latency 8 -n 10 -name t2bv_10 -include dft/simd/t2b.h -sign 1 */
/*
* This function contains 51 FP additions, 40 FP multiplications,
* (or, 33 additions, 22 multiplications, 18 fused multiply/add),
* 32 stack variables, 4 constants, and 20 memory accesses
*/
#include "dft/simd/t2b.h"
static void t2bv_10(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
{
DVK(KP559016994, +0.559016994374947424102293417182819058860154590);
DVK(KP618033988, +0.618033988749894848204586834365638117720309180);
DVK(KP951056516, +0.951056516295153572116439333379382143405698634);
DVK(KP250000000, +0.250000000000000000000000000000000000000000000);
{
INT m;
R *x;
x = ii;
for (m = mb, W = W + (mb * ((TWVL / VL) * 18)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 18), MAKE_VOLATILE_STRIDE(10, rs)) {
V T4, TA, Tk, Tp, Tq, TE, TF, TG, T9, Te, Tf, TB, TC, TD, T1;
V T3, T2;
T1 = LD(&(x[0]), ms, &(x[0]));
T2 = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
T3 = BYTW(&(W[TWVL * 8]), T2);
T4 = VSUB(T1, T3);
TA = VADD(T1, T3);
{
V Th, To, Tj, Tm;
{
V Tg, Tn, Ti, Tl;
Tg = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
Th = BYTW(&(W[TWVL * 6]), Tg);
Tn = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
To = BYTW(&(W[0]), Tn);
Ti = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)]));
Tj = BYTW(&(W[TWVL * 16]), Ti);
Tl = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
Tm = BYTW(&(W[TWVL * 10]), Tl);
}
Tk = VSUB(Th, Tj);
Tp = VSUB(Tm, To);
Tq = VADD(Tk, Tp);
TE = VADD(Th, Tj);
TF = VADD(Tm, To);
TG = VADD(TE, TF);
}
{
V T6, Td, T8, Tb;
{
V T5, Tc, T7, Ta;
T5 = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
T6 = BYTW(&(W[TWVL * 2]), T5);
Tc = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
Td = BYTW(&(W[TWVL * 4]), Tc);
T7 = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
T8 = BYTW(&(W[TWVL * 12]), T7);
Ta = LD(&(x[WS(rs, 8)]), ms, &(x[0]));
Tb = BYTW(&(W[TWVL * 14]), Ta);
}
T9 = VSUB(T6, T8);
Te = VSUB(Tb, Td);
Tf = VADD(T9, Te);
TB = VADD(T6, T8);
TC = VADD(Tb, Td);
TD = VADD(TB, TC);
}
{
V Tt, Tr, Ts, Tx, Tz, Tv, Tw, Ty, Tu;
Tt = VSUB(Tf, Tq);
Tr = VADD(Tf, Tq);
Ts = VFNMS(LDK(KP250000000), Tr, T4);
Tv = VSUB(T9, Te);
Tw = VSUB(Tk, Tp);
Tx = VMUL(LDK(KP951056516), VFMA(LDK(KP618033988), Tw, Tv));
Tz = VMUL(LDK(KP951056516), VFNMS(LDK(KP618033988), Tv, Tw));
ST(&(x[WS(rs, 5)]), VADD(T4, Tr), ms, &(x[WS(rs, 1)]));
Ty = VFNMS(LDK(KP559016994), Tt, Ts);
ST(&(x[WS(rs, 3)]), VFMAI(Tz, Ty), ms, &(x[WS(rs, 1)]));
ST(&(x[WS(rs, 7)]), VFNMSI(Tz, Ty), ms, &(x[WS(rs, 1)]));
Tu = VFMA(LDK(KP559016994), Tt, Ts);
ST(&(x[WS(rs, 1)]), VFMAI(Tx, Tu), ms, &(x[WS(rs, 1)]));
ST(&(x[WS(rs, 9)]), VFNMSI(Tx, Tu), ms, &(x[WS(rs, 1)]));
}
{
V TJ, TH, TI, TN, TP, TL, TM, TO, TK;
TJ = VSUB(TD, TG);
TH = VADD(TD, TG);
TI = VFNMS(LDK(KP250000000), TH, TA);
TL = VSUB(TE, TF);
TM = VSUB(TB, TC);
TN = VMUL(LDK(KP951056516), VFNMS(LDK(KP618033988), TM, TL));
TP = VMUL(LDK(KP951056516), VFMA(LDK(KP618033988), TL, TM));
ST(&(x[0]), VADD(TA, TH), ms, &(x[0]));
TO = VFMA(LDK(KP559016994), TJ, TI);
ST(&(x[WS(rs, 4)]), VFNMSI(TP, TO), ms, &(x[0]));
ST(&(x[WS(rs, 6)]), VFMAI(TP, TO), ms, &(x[0]));
TK = VFNMS(LDK(KP559016994), TJ, TI);
ST(&(x[WS(rs, 2)]), VFNMSI(TN, TK), ms, &(x[0]));
ST(&(x[WS(rs, 8)]), VFMAI(TN, TK), ms, &(x[0]));
}
}
}
VLEAVE();
}
static const tw_instr twinstr[] = {
VTW(0, 1),
VTW(0, 2),
VTW(0, 3),
VTW(0, 4),
VTW(0, 5),
VTW(0, 6),
VTW(0, 7),
VTW(0, 8),
VTW(0, 9),
{ TW_NEXT, VL, 0 }
};
static const ct_desc desc = { 10, XSIMD_STRING("t2bv_10"), twinstr, &GENUS, { 33, 22, 18, 0 }, 0, 0, 0 };
void XSIMD(codelet_t2bv_10) (planner *p) {
X(kdft_dit_register) (p, t2bv_10, &desc);
}
#else
/* Generated by: ../../../genfft/gen_twiddle_c.native -simd -compact -variables 4 -pipeline-latency 8 -n 10 -name t2bv_10 -include dft/simd/t2b.h -sign 1 */
/*
* This function contains 51 FP additions, 30 FP multiplications,
* (or, 45 additions, 24 multiplications, 6 fused multiply/add),
* 32 stack variables, 4 constants, and 20 memory accesses
*/
#include "dft/simd/t2b.h"
static void t2bv_10(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
{
DVK(KP587785252, +0.587785252292473129168705954639072768597652438);
DVK(KP951056516, +0.951056516295153572116439333379382143405698634);
DVK(KP250000000, +0.250000000000000000000000000000000000000000000);
DVK(KP559016994, +0.559016994374947424102293417182819058860154590);
{
INT m;
R *x;
x = ii;
for (m = mb, W = W + (mb * ((TWVL / VL) * 18)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 18), MAKE_VOLATILE_STRIDE(10, rs)) {
V Tu, TH, Tg, Tl, Tp, TD, TE, TJ, T5, Ta, To, TA, TB, TI, Tr;
V Tt, Ts;
Tr = LD(&(x[0]), ms, &(x[0]));
Ts = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
Tt = BYTW(&(W[TWVL * 8]), Ts);
Tu = VSUB(Tr, Tt);
TH = VADD(Tr, Tt);
{
V Td, Tk, Tf, Ti;
{
V Tc, Tj, Te, Th;
Tc = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
Td = BYTW(&(W[TWVL * 6]), Tc);
Tj = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
Tk = BYTW(&(W[0]), Tj);
Te = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)]));
Tf = BYTW(&(W[TWVL * 16]), Te);
Th = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
Ti = BYTW(&(W[TWVL * 10]), Th);
}
Tg = VSUB(Td, Tf);
Tl = VSUB(Ti, Tk);
Tp = VADD(Tg, Tl);
TD = VADD(Td, Tf);
TE = VADD(Ti, Tk);
TJ = VADD(TD, TE);
}
{
V T2, T9, T4, T7;
{
V T1, T8, T3, T6;
T1 = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
T2 = BYTW(&(W[TWVL * 2]), T1);
T8 = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
T9 = BYTW(&(W[TWVL * 4]), T8);
T3 = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
T4 = BYTW(&(W[TWVL * 12]), T3);
T6 = LD(&(x[WS(rs, 8)]), ms, &(x[0]));
T7 = BYTW(&(W[TWVL * 14]), T6);
}
T5 = VSUB(T2, T4);
Ta = VSUB(T7, T9);
To = VADD(T5, Ta);
TA = VADD(T2, T4);
TB = VADD(T7, T9);
TI = VADD(TA, TB);
}
{
V Tq, Tv, Tw, Tn, Tz, Tb, Tm, Ty, Tx;
Tq = VMUL(LDK(KP559016994), VSUB(To, Tp));
Tv = VADD(To, Tp);
Tw = VFNMS(LDK(KP250000000), Tv, Tu);
Tb = VSUB(T5, Ta);
Tm = VSUB(Tg, Tl);
Tn = VBYI(VFMA(LDK(KP951056516), Tb, VMUL(LDK(KP587785252), Tm)));
Tz = VBYI(VFNMS(LDK(KP951056516), Tm, VMUL(LDK(KP587785252), Tb)));
ST(&(x[WS(rs, 5)]), VADD(Tu, Tv), ms, &(x[WS(rs, 1)]));
Ty = VSUB(Tw, Tq);
ST(&(x[WS(rs, 3)]), VSUB(Ty, Tz), ms, &(x[WS(rs, 1)]));
ST(&(x[WS(rs, 7)]), VADD(Tz, Ty), ms, &(x[WS(rs, 1)]));
Tx = VADD(Tq, Tw);
ST(&(x[WS(rs, 1)]), VADD(Tn, Tx), ms, &(x[WS(rs, 1)]));
ST(&(x[WS(rs, 9)]), VSUB(Tx, Tn), ms, &(x[WS(rs, 1)]));
}
{
V TM, TK, TL, TG, TP, TC, TF, TO, TN;
TM = VMUL(LDK(KP559016994), VSUB(TI, TJ));
TK = VADD(TI, TJ);
TL = VFNMS(LDK(KP250000000), TK, TH);
TC = VSUB(TA, TB);
TF = VSUB(TD, TE);
TG = VBYI(VFNMS(LDK(KP951056516), TF, VMUL(LDK(KP587785252), TC)));
TP = VBYI(VFMA(LDK(KP951056516), TC, VMUL(LDK(KP587785252), TF)));
ST(&(x[0]), VADD(TH, TK), ms, &(x[0]));
TO = VADD(TM, TL);
ST(&(x[WS(rs, 4)]), VSUB(TO, TP), ms, &(x[0]));
ST(&(x[WS(rs, 6)]), VADD(TP, TO), ms, &(x[0]));
TN = VSUB(TL, TM);
ST(&(x[WS(rs, 2)]), VADD(TG, TN), ms, &(x[0]));
ST(&(x[WS(rs, 8)]), VSUB(TN, TG), ms, &(x[0]));
}
}
}
VLEAVE();
}
static const tw_instr twinstr[] = {
VTW(0, 1),
VTW(0, 2),
VTW(0, 3),
VTW(0, 4),
VTW(0, 5),
VTW(0, 6),
VTW(0, 7),
VTW(0, 8),
VTW(0, 9),
{ TW_NEXT, VL, 0 }
};
static const ct_desc desc = { 10, XSIMD_STRING("t2bv_10"), twinstr, &GENUS, { 45, 24, 6, 0 }, 0, 0, 0 };
void XSIMD(codelet_t2bv_10) (planner *p) {
X(kdft_dit_register) (p, t2bv_10, &desc);
}
#endif
Reference in New Issue View Git Blame Copy Permalink