mirror of
https://github.com/tildearrow/furnace.git
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87 lines
2.9 KiB
C
87 lines
2.9 KiB
C
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/*
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* Copyright (c) 2003, 2007-14 Matteo Frigo
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* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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/* This file was automatically generated --- DO NOT EDIT */
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/* Generated on Tue Sep 14 10:46:47 EDT 2021 */
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#include "rdft/codelet-rdft.h"
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#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
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/* Generated by: ../../../genfft/gen_r2cb.native -fma -compact -variables 4 -pipeline-latency 4 -sign 1 -n 2 -name r2cb_2 -include rdft/scalar/r2cb.h */
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/*
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* This function contains 2 FP additions, 0 FP multiplications,
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* (or, 2 additions, 0 multiplications, 0 fused multiply/add),
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* 3 stack variables, 0 constants, and 4 memory accesses
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*/
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#include "rdft/scalar/r2cb.h"
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static void r2cb_2(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
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{
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{
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INT i;
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for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(8, rs), MAKE_VOLATILE_STRIDE(8, csr), MAKE_VOLATILE_STRIDE(8, csi)) {
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E T1, T2;
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T1 = Cr[0];
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T2 = Cr[WS(csr, 1)];
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R1[0] = T1 - T2;
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R0[0] = T1 + T2;
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}
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}
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}
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static const kr2c_desc desc = { 2, "r2cb_2", { 2, 0, 0, 0 }, &GENUS };
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void X(codelet_r2cb_2) (planner *p) { X(kr2c_register) (p, r2cb_2, &desc);
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}
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#else
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/* Generated by: ../../../genfft/gen_r2cb.native -compact -variables 4 -pipeline-latency 4 -sign 1 -n 2 -name r2cb_2 -include rdft/scalar/r2cb.h */
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/*
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* This function contains 2 FP additions, 0 FP multiplications,
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* (or, 2 additions, 0 multiplications, 0 fused multiply/add),
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* 3 stack variables, 0 constants, and 4 memory accesses
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*/
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#include "rdft/scalar/r2cb.h"
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static void r2cb_2(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
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{
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{
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INT i;
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for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(8, rs), MAKE_VOLATILE_STRIDE(8, csr), MAKE_VOLATILE_STRIDE(8, csi)) {
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E T1, T2;
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T1 = Cr[0];
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T2 = Cr[WS(csr, 1)];
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R1[0] = T1 - T2;
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R0[0] = T1 + T2;
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}
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}
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}
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static const kr2c_desc desc = { 2, "r2cb_2", { 2, 0, 0, 0 }, &GENUS };
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void X(codelet_r2cb_2) (planner *p) { X(kr2c_register) (p, r2cb_2, &desc);
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}
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#endif
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