/* * 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 10:46:47 EDT 2021 */ #include "rdft/codelet-rdft.h" #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA) /* 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 */ /* * This function contains 2 FP additions, 0 FP multiplications, * (or, 2 additions, 0 multiplications, 0 fused multiply/add), * 3 stack variables, 0 constants, and 4 memory accesses */ #include "rdft/scalar/r2cb.h" static void r2cb_2(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { { INT i; 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)) { E T1, T2; T1 = Cr[0]; T2 = Cr[WS(csr, 1)]; R1[0] = T1 - T2; R0[0] = T1 + T2; } } } static const kr2c_desc desc = { 2, "r2cb_2", { 2, 0, 0, 0 }, &GENUS }; void X(codelet_r2cb_2) (planner *p) { X(kr2c_register) (p, r2cb_2, &desc); } #else /* Generated by: ../../../genfft/gen_r2cb.native -compact -variables 4 -pipeline-latency 4 -sign 1 -n 2 -name r2cb_2 -include rdft/scalar/r2cb.h */ /* * This function contains 2 FP additions, 0 FP multiplications, * (or, 2 additions, 0 multiplications, 0 fused multiply/add), * 3 stack variables, 0 constants, and 4 memory accesses */ #include "rdft/scalar/r2cb.h" static void r2cb_2(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { { INT i; 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)) { E T1, T2; T1 = Cr[0]; T2 = Cr[WS(csr, 1)]; R1[0] = T1 - T2; R0[0] = T1 + T2; } } } static const kr2c_desc desc = { 2, "r2cb_2", { 2, 0, 0, 0 }, &GENUS }; void X(codelet_r2cb_2) (planner *p) { X(kr2c_register) (p, r2cb_2, &desc); } #endif