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/*
* Copyright (c) 2003, 2007-8 Matteo Frigo
* Copyright (c) 2003, 2007-8 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/* This file was automatically generated --- DO NOT EDIT */
/* Generated on Sun Jul 12 06:42:29 EDT 2009 */
#include "codelet-dft.h"
#ifdef HAVE_FMA
/* Generated by: ../../../genfft/gen_twiddle_c -fma -reorder-insns -schedule-for-pipeline -simd -compact -variables 4 -pipeline-latency 8 -n 4 -name t1bv_4 -include t1b.h -sign 1 */
/*
* This function contains 11 FP additions, 8 FP multiplications,
* (or, 9 additions, 6 multiplications, 2 fused multiply/add),
* 13 stack variables, 0 constants, and 8 memory accesses
*/
#include "t1b.h"
static void t1bv_4(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
{
INT m;
R *x;
x = ii;
for (m = mb, W = W + (mb * ((TWVL / VL) * 6)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 6), MAKE_VOLATILE_STRIDE(rs)) {
V T1, T7, T2, T5, T8, T3, T6;
T1 = LD(&(x[0]), ms, &(x[0]));
T7 = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
T2 = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
T5 = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
T8 = BYTW(&(W[TWVL * 4]), T7);
T3 = BYTW(&(W[TWVL * 2]), T2);
T6 = BYTW(&(W[0]), T5);
{
V Ta, T4, Tb, T9;
Ta = VADD(T1, T3);
T4 = VSUB(T1, T3);
Tb = VADD(T6, T8);
T9 = VSUB(T6, T8);
ST(&(x[0]), VADD(Ta, Tb), ms, &(x[0]));
ST(&(x[WS(rs, 2)]), VSUB(Ta, Tb), ms, &(x[0]));
ST(&(x[WS(rs, 1)]), VFMAI(T9, T4), ms, &(x[WS(rs, 1)]));
ST(&(x[WS(rs, 3)]), VFNMSI(T9, T4), ms, &(x[WS(rs, 1)]));
}
}
}
static const tw_instr twinstr[] = {
VTW(0, 1),
VTW(0, 2),
VTW(0, 3),
{TW_NEXT, VL, 0}
};
static const ct_desc desc = { 4, "t1bv_4", twinstr, &GENUS, {9, 6, 2, 0}, 0, 0, 0 };
void X(codelet_t1bv_4) (planner *p) {
X(kdft_dit_register) (p, t1bv_4, &desc);
}
#else /* HAVE_FMA */
/* Generated by: ../../../genfft/gen_twiddle_c -simd -compact -variables 4 -pipeline-latency 8 -n 4 -name t1bv_4 -include t1b.h -sign 1 */
/*
* This function contains 11 FP additions, 6 FP multiplications,
* (or, 11 additions, 6 multiplications, 0 fused multiply/add),
* 13 stack variables, 0 constants, and 8 memory accesses
*/
#include "t1b.h"
static void t1bv_4(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
{
INT m;
R *x;
x = ii;
for (m = mb, W = W + (mb * ((TWVL / VL) * 6)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 6), MAKE_VOLATILE_STRIDE(rs)) {
V T1, T8, T3, T6, T7, T2, T5;
T1 = LD(&(x[0]), ms, &(x[0]));
T7 = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
T8 = BYTW(&(W[TWVL * 4]), T7);
T2 = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
T3 = BYTW(&(W[TWVL * 2]), T2);
T5 = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
T6 = BYTW(&(W[0]), T5);
{
V T4, T9, Ta, Tb;
T4 = VSUB(T1, T3);
T9 = VBYI(VSUB(T6, T8));
ST(&(x[WS(rs, 3)]), VSUB(T4, T9), ms, &(x[WS(rs, 1)]));
ST(&(x[WS(rs, 1)]), VADD(T4, T9), ms, &(x[WS(rs, 1)]));
Ta = VADD(T1, T3);
Tb = VADD(T6, T8);
ST(&(x[WS(rs, 2)]), VSUB(Ta, Tb), ms, &(x[0]));
ST(&(x[0]), VADD(Ta, Tb), ms, &(x[0]));
}
}
}
static const tw_instr twinstr[] = {
VTW(0, 1),
VTW(0, 2),
VTW(0, 3),
{TW_NEXT, VL, 0}
};
static const ct_desc desc = { 4, "t1bv_4", twinstr, &GENUS, {11, 6, 0, 0}, 0, 0, 0 };
void X(codelet_t1bv_4) (planner *p) {
X(kdft_dit_register) (p, t1bv_4, &desc);
}
#endif /* HAVE_FMA */
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