etc/furnace
0
0
Fork 0
mirror of https://github.com/tildearrow/furnace.git synced 2024-11-10 23:05:05 +00:00
Code Issues Projects Releases Packages Wiki Activity
furnace/extern/fftw/rdft/scalar/r2cf/r2cf_12.c
tildearrow 54e93db207 GUI: try using FFTW for per-chan osc wave center 
not reliable yet
2022-05-31 03:24:29 -05:00

218 lines
6.3 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 10:46:10 EDT 2021 */
#include "rdft/codelet-rdft.h"
#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
/* Generated by: ../../../genfft/gen_r2cf.native -fma -compact -variables 4 -pipeline-latency 4 -n 12 -name r2cf_12 -include rdft/scalar/r2cf.h */
/*
* This function contains 38 FP additions, 10 FP multiplications,
* (or, 30 additions, 2 multiplications, 8 fused multiply/add),
* 21 stack variables, 2 constants, and 24 memory accesses
*/
#include "rdft/scalar/r2cf.h"
static void r2cf_12(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
{
DK(KP866025403, +0.866025403784438646763723170752936183471402627);
DK(KP500000000, +0.500000000000000000000000000000000000000000000);
{
INT i;
for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(48, rs), MAKE_VOLATILE_STRIDE(48, csr), MAKE_VOLATILE_STRIDE(48, csi)) {
E T5, Tp, Tm, Tk, Ty, Tt, Ta, Tq, Tn, Tf, Tz, Tu, Tl, To;
{
E T1, T2, T3, T4;
T1 = R0[0];
T2 = R0[WS(rs, 2)];
T3 = R0[WS(rs, 4)];
T4 = T2 + T3;
T5 = T1 + T4;
Tp = FNMS(KP500000000, T4, T1);
Tm = T3 - T2;
}
{
E Tg, Th, Ti, Tj;
Tg = R1[WS(rs, 1)];
Th = R1[WS(rs, 3)];
Ti = R1[WS(rs, 5)];
Tj = Th + Ti;
Tk = FNMS(KP500000000, Tj, Tg);
Ty = Ti - Th;
Tt = Tg + Tj;
}
{
E T6, T7, T8, T9;
T6 = R0[WS(rs, 3)];
T7 = R0[WS(rs, 5)];
T8 = R0[WS(rs, 1)];
T9 = T7 + T8;
Ta = T6 + T9;
Tq = FNMS(KP500000000, T9, T6);
Tn = T8 - T7;
}
{
E Tb, Tc, Td, Te;
Tb = R1[WS(rs, 4)];
Tc = R1[0];
Td = R1[WS(rs, 2)];
Te = Tc + Td;
Tf = FNMS(KP500000000, Te, Tb);
Tz = Td - Tc;
Tu = Tb + Te;
}
Cr[WS(csr, 3)] = T5 - Ta;
Ci[WS(csi, 3)] = Tt - Tu;
Tl = Tf - Tk;
To = Tm - Tn;
Ci[WS(csi, 1)] = FMA(KP866025403, To, Tl);
Ci[WS(csi, 5)] = FNMS(KP866025403, To, Tl);
{
E Tx, TA, Tv, Tw;
Tx = Tp - Tq;
TA = Ty - Tz;
Cr[WS(csr, 5)] = FNMS(KP866025403, TA, Tx);
Cr[WS(csr, 1)] = FMA(KP866025403, TA, Tx);
Tv = T5 + Ta;
Tw = Tt + Tu;
Cr[WS(csr, 6)] = Tv - Tw;
Cr[0] = Tv + Tw;
}
{
E Tr, Ts, TB, TC;
Tr = Tp + Tq;
Ts = Tk + Tf;
Cr[WS(csr, 2)] = Tr - Ts;
Cr[WS(csr, 4)] = Tr + Ts;
TB = Ty + Tz;
TC = Tm + Tn;
Ci[WS(csi, 2)] = KP866025403 * (TB - TC);
Ci[WS(csi, 4)] = KP866025403 * (TC + TB);
}
}
}
}
static const kr2c_desc desc = { 12, "r2cf_12", { 30, 2, 8, 0 }, &GENUS };
void X(codelet_r2cf_12) (planner *p) { X(kr2c_register) (p, r2cf_12, &desc);
}
#else
/* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 12 -name r2cf_12 -include rdft/scalar/r2cf.h */
/*
* This function contains 38 FP additions, 8 FP multiplications,
* (or, 34 additions, 4 multiplications, 4 fused multiply/add),
* 21 stack variables, 2 constants, and 24 memory accesses
*/
#include "rdft/scalar/r2cf.h"
static void r2cf_12(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
{
DK(KP866025403, +0.866025403784438646763723170752936183471402627);
DK(KP500000000, +0.500000000000000000000000000000000000000000000);
{
INT i;
for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(48, rs), MAKE_VOLATILE_STRIDE(48, csr), MAKE_VOLATILE_STRIDE(48, csi)) {
E T5, Tp, Tb, Tn, Ty, Tt, Ta, Tq, Tc, Ti, Tz, Tu, Td, To;
{
E T1, T2, T3, T4;
T1 = R0[0];
T2 = R0[WS(rs, 2)];
T3 = R0[WS(rs, 4)];
T4 = T2 + T3;
T5 = T1 + T4;
Tp = FNMS(KP500000000, T4, T1);
Tb = T3 - T2;
}
{
E Tj, Tk, Tl, Tm;
Tj = R1[WS(rs, 1)];
Tk = R1[WS(rs, 3)];
Tl = R1[WS(rs, 5)];
Tm = Tk + Tl;
Tn = FNMS(KP500000000, Tm, Tj);
Ty = Tl - Tk;
Tt = Tj + Tm;
}
{
E T6, T7, T8, T9;
T6 = R0[WS(rs, 3)];
T7 = R0[WS(rs, 5)];
T8 = R0[WS(rs, 1)];
T9 = T7 + T8;
Ta = T6 + T9;
Tq = FNMS(KP500000000, T9, T6);
Tc = T8 - T7;
}
{
E Te, Tf, Tg, Th;
Te = R1[WS(rs, 4)];
Tf = R1[0];
Tg = R1[WS(rs, 2)];
Th = Tf + Tg;
Ti = FNMS(KP500000000, Th, Te);
Tz = Tg - Tf;
Tu = Te + Th;
}
Cr[WS(csr, 3)] = T5 - Ta;
Ci[WS(csi, 3)] = Tt - Tu;
Td = KP866025403 * (Tb - Tc);
To = Ti - Tn;
Ci[WS(csi, 1)] = Td + To;
Ci[WS(csi, 5)] = To - Td;
{
E Tx, TA, Tv, Tw;
Tx = Tp - Tq;
TA = KP866025403 * (Ty - Tz);
Cr[WS(csr, 5)] = Tx - TA;
Cr[WS(csr, 1)] = Tx + TA;
Tv = T5 + Ta;
Tw = Tt + Tu;
Cr[WS(csr, 6)] = Tv - Tw;
Cr[0] = Tv + Tw;
}
{
E Tr, Ts, TB, TC;
Tr = Tp + Tq;
Ts = Tn + Ti;
Cr[WS(csr, 2)] = Tr - Ts;
Cr[WS(csr, 4)] = Tr + Ts;
TB = Ty + Tz;
TC = Tb + Tc;
Ci[WS(csi, 2)] = KP866025403 * (TB - TC);
Ci[WS(csi, 4)] = KP866025403 * (TC + TB);
}
}
}
}
static const kr2c_desc desc = { 12, "r2cf_12", { 34, 4, 4, 0 }, &GENUS };
void X(codelet_r2cf_12) (planner *p) { X(kr2c_register) (p, r2cf_12, &desc);
}
#endif
Reference in a new issue View git blame Copy permalink