slapin/ogre-base
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Updates

Browse Source
This commit is contained in:
Sergey Lapin
2025-07-12 12:17:44 +03:00
parent c759f60ff7
commit 792e1b937a
3507 changed files with 492613 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

117
fftw-3.3.10/dft/scalar/codelets/t1_2.c Normal file
View File

@@ -0,0 +1,117 @@
/*
* 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 10:44:26 EDT 2021 */
#include "dft/codelet-dft.h"
#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
/* Generated by: ../../../genfft/gen_twiddle.native -fma -compact -variables 4 -pipeline-latency 4 -n 2 -name t1_2 -include dft/scalar/t.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/scalar/t.h"
static void t1_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 + 1, ri = ri + ms, ii = ii + ms, W = W + 2, MAKE_VOLATILE_STRIDE(4, rs)) {
E T1, Ta, T3, T6, T4, T8, T2, T7, T9, T5;
T1 = ri[0];
Ta = ii[0];
T3 = ri[WS(rs, 1)];
T6 = ii[WS(rs, 1)];
T2 = W[0];
T4 = T2 * T3;
T8 = T2 * T6;
T5 = W[1];
T7 = FMA(T5, T6, T4);
T9 = FNMS(T5, T3, T8);
ri[WS(rs, 1)] = T1 - T7;
ii[WS(rs, 1)] = Ta - T9;
ri[0] = T1 + T7;
ii[0] = T9 + Ta;
}
}
}
static const tw_instr twinstr[] = {
{ TW_FULL, 0, 2 },
{ TW_NEXT, 1, 0 }
};
static const ct_desc desc = { 2, "t1_2", twinstr, &GENUS, { 4, 2, 2, 0 }, 0, 0, 0 };
void X(codelet_t1_2) (planner *p) {
X(kdft_dit_register) (p, t1_2, &desc);
}
#else
/* Generated by: ../../../genfft/gen_twiddle.native -compact -variables 4 -pipeline-latency 4 -n 2 -name t1_2 -include dft/scalar/t.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/scalar/t.h"
static void t1_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 + 1, ri = ri + ms, ii = ii + ms, W = W + 2, MAKE_VOLATILE_STRIDE(4, rs)) {
E T1, T8, T6, T7;
T1 = ri[0];
T8 = ii[0];
{
E T3, T5, T2, T4;
T3 = ri[WS(rs, 1)];
T5 = ii[WS(rs, 1)];
T2 = W[0];
T4 = W[1];
T6 = FMA(T2, T3, T4 * T5);
T7 = FNMS(T4, T3, T2 * T5);
}
ri[WS(rs, 1)] = T1 - T6;
ii[WS(rs, 1)] = T8 - T7;
ri[0] = T1 + T6;
ii[0] = T7 + T8;
}
}
}
static const tw_instr twinstr[] = {
{ TW_FULL, 0, 2 },
{ TW_NEXT, 1, 0 }
};
static const ct_desc desc = { 2, "t1_2", twinstr, &GENUS, { 4, 2, 2, 0 }, 0, 0, 0 };
void X(codelet_t1_2) (planner *p) {
X(kdft_dit_register) (p, t1_2, &desc);
}
#endif