cannam@167: /* cannam@167: * Copyright (c) 2003, 2007-14 Matteo Frigo cannam@167: * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology cannam@167: * cannam@167: * This program is free software; you can redistribute it and/or modify cannam@167: * it under the terms of the GNU General Public License as published by cannam@167: * the Free Software Foundation; either version 2 of the License, or cannam@167: * (at your option) any later version. cannam@167: * cannam@167: * This program is distributed in the hope that it will be useful, cannam@167: * but WITHOUT ANY WARRANTY; without even the implied warranty of cannam@167: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the cannam@167: * GNU General Public License for more details. cannam@167: * cannam@167: * You should have received a copy of the GNU General Public License cannam@167: * along with this program; if not, write to the Free Software cannam@167: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA cannam@167: * cannam@167: */ cannam@167: cannam@167: /* This file was automatically generated --- DO NOT EDIT */ cannam@167: /* Generated on Thu May 24 08:07:28 EDT 2018 */ cannam@167: cannam@167: #include "rdft/codelet-rdft.h" cannam@167: cannam@167: #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA) cannam@167: cannam@167: /* Generated by: ../../../genfft/gen_r2cb.native -fma -compact -variables 4 -pipeline-latency 4 -sign 1 -n 8 -name r2cb_8 -include rdft/scalar/r2cb.h */ cannam@167: cannam@167: /* cannam@167: * This function contains 20 FP additions, 12 FP multiplications, cannam@167: * (or, 8 additions, 0 multiplications, 12 fused multiply/add), cannam@167: * 19 stack variables, 2 constants, and 16 memory accesses cannam@167: */ cannam@167: #include "rdft/scalar/r2cb.h" cannam@167: cannam@167: static void r2cb_8(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) cannam@167: { cannam@167: DK(KP1_414213562, +1.414213562373095048801688724209698078569671875); cannam@167: DK(KP2_000000000, +2.000000000000000000000000000000000000000000000); cannam@167: { cannam@167: INT i; cannam@167: for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(32, rs), MAKE_VOLATILE_STRIDE(32, csr), MAKE_VOLATILE_STRIDE(32, csi)) { cannam@167: E T4, Ta, T3, T9, T8, Tc, Tf, Tk, T1, T2, T5, Tj; cannam@167: T4 = Cr[WS(csr, 2)]; cannam@167: Ta = Ci[WS(csi, 2)]; cannam@167: T1 = Cr[0]; cannam@167: T2 = Cr[WS(csr, 4)]; cannam@167: T3 = T1 + T2; cannam@167: T9 = T1 - T2; cannam@167: { cannam@167: E T6, T7, Td, Te; cannam@167: T6 = Cr[WS(csr, 1)]; cannam@167: T7 = Cr[WS(csr, 3)]; cannam@167: T8 = T6 + T7; cannam@167: Tc = T6 - T7; cannam@167: Td = Ci[WS(csi, 1)]; cannam@167: Te = Ci[WS(csi, 3)]; cannam@167: Tf = Td + Te; cannam@167: Tk = Td - Te; cannam@167: } cannam@167: T5 = FMA(KP2_000000000, T4, T3); cannam@167: R0[WS(rs, 2)] = FNMS(KP2_000000000, T8, T5); cannam@167: R0[0] = FMA(KP2_000000000, T8, T5); cannam@167: Tj = FNMS(KP2_000000000, T4, T3); cannam@167: R0[WS(rs, 1)] = FNMS(KP2_000000000, Tk, Tj); cannam@167: R0[WS(rs, 3)] = FMA(KP2_000000000, Tk, Tj); cannam@167: { cannam@167: E Tb, Tg, Th, Ti; cannam@167: Tb = FNMS(KP2_000000000, Ta, T9); cannam@167: Tg = Tc - Tf; cannam@167: R1[WS(rs, 2)] = FNMS(KP1_414213562, Tg, Tb); cannam@167: R1[0] = FMA(KP1_414213562, Tg, Tb); cannam@167: Th = FMA(KP2_000000000, Ta, T9); cannam@167: Ti = Tc + Tf; cannam@167: R1[WS(rs, 1)] = FNMS(KP1_414213562, Ti, Th); cannam@167: R1[WS(rs, 3)] = FMA(KP1_414213562, Ti, Th); cannam@167: } cannam@167: } cannam@167: } cannam@167: } cannam@167: cannam@167: static const kr2c_desc desc = { 8, "r2cb_8", {8, 0, 12, 0}, &GENUS }; cannam@167: cannam@167: void X(codelet_r2cb_8) (planner *p) { cannam@167: X(kr2c_register) (p, r2cb_8, &desc); cannam@167: } cannam@167: cannam@167: #else cannam@167: cannam@167: /* Generated by: ../../../genfft/gen_r2cb.native -compact -variables 4 -pipeline-latency 4 -sign 1 -n 8 -name r2cb_8 -include rdft/scalar/r2cb.h */ cannam@167: cannam@167: /* cannam@167: * This function contains 20 FP additions, 6 FP multiplications, cannam@167: * (or, 20 additions, 6 multiplications, 0 fused multiply/add), cannam@167: * 21 stack variables, 2 constants, and 16 memory accesses cannam@167: */ cannam@167: #include "rdft/scalar/r2cb.h" cannam@167: cannam@167: static void r2cb_8(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) cannam@167: { cannam@167: DK(KP1_414213562, +1.414213562373095048801688724209698078569671875); cannam@167: DK(KP2_000000000, +2.000000000000000000000000000000000000000000000); cannam@167: { cannam@167: INT i; cannam@167: for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(32, rs), MAKE_VOLATILE_STRIDE(32, csr), MAKE_VOLATILE_STRIDE(32, csi)) { cannam@167: E T5, Tg, T3, Te, T9, Ti, Td, Tj, T6, Ta; cannam@167: { cannam@167: E T4, Tf, T1, T2; cannam@167: T4 = Cr[WS(csr, 2)]; cannam@167: T5 = KP2_000000000 * T4; cannam@167: Tf = Ci[WS(csi, 2)]; cannam@167: Tg = KP2_000000000 * Tf; cannam@167: T1 = Cr[0]; cannam@167: T2 = Cr[WS(csr, 4)]; cannam@167: T3 = T1 + T2; cannam@167: Te = T1 - T2; cannam@167: { cannam@167: E T7, T8, Tb, Tc; cannam@167: T7 = Cr[WS(csr, 1)]; cannam@167: T8 = Cr[WS(csr, 3)]; cannam@167: T9 = KP2_000000000 * (T7 + T8); cannam@167: Ti = T7 - T8; cannam@167: Tb = Ci[WS(csi, 1)]; cannam@167: Tc = Ci[WS(csi, 3)]; cannam@167: Td = KP2_000000000 * (Tb - Tc); cannam@167: Tj = Tb + Tc; cannam@167: } cannam@167: } cannam@167: T6 = T3 + T5; cannam@167: R0[WS(rs, 2)] = T6 - T9; cannam@167: R0[0] = T6 + T9; cannam@167: Ta = T3 - T5; cannam@167: R0[WS(rs, 1)] = Ta - Td; cannam@167: R0[WS(rs, 3)] = Ta + Td; cannam@167: { cannam@167: E Th, Tk, Tl, Tm; cannam@167: Th = Te - Tg; cannam@167: Tk = KP1_414213562 * (Ti - Tj); cannam@167: R1[WS(rs, 2)] = Th - Tk; cannam@167: R1[0] = Th + Tk; cannam@167: Tl = Te + Tg; cannam@167: Tm = KP1_414213562 * (Ti + Tj); cannam@167: R1[WS(rs, 1)] = Tl - Tm; cannam@167: R1[WS(rs, 3)] = Tl + Tm; cannam@167: } cannam@167: } cannam@167: } cannam@167: } cannam@167: cannam@167: static const kr2c_desc desc = { 8, "r2cb_8", {20, 6, 0, 0}, &GENUS }; cannam@167: cannam@167: void X(codelet_r2cb_8) (planner *p) { cannam@167: X(kr2c_register) (p, r2cb_8, &desc); cannam@167: } cannam@167: cannam@167: #endif