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 08:05:11 EDT 2018 */ cannam@167: cannam@167: #include "dft/codelet-dft.h" cannam@167: cannam@167: #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA) cannam@167: cannam@167: /* Generated by: ../../../genfft/gen_notw_c.native -fma -simd -compact -variables 4 -pipeline-latency 8 -sign 1 -n 6 -name n2bv_6 -with-ostride 2 -include dft/simd/n2b.h -store-multiple 2 */ cannam@167: cannam@167: /* cannam@167: * This function contains 18 FP additions, 8 FP multiplications, cannam@167: * (or, 12 additions, 2 multiplications, 6 fused multiply/add), cannam@167: * 25 stack variables, 2 constants, and 15 memory accesses cannam@167: */ cannam@167: #include "dft/simd/n2b.h" cannam@167: cannam@167: static void n2bv_6(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs) cannam@167: { cannam@167: DVK(KP866025403, +0.866025403784438646763723170752936183471402627); cannam@167: DVK(KP500000000, +0.500000000000000000000000000000000000000000000); cannam@167: { cannam@167: INT i; cannam@167: const R *xi; cannam@167: R *xo; cannam@167: xi = ii; cannam@167: xo = io; cannam@167: for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(12, is), MAKE_VOLATILE_STRIDE(12, os)) { cannam@167: V T3, Td, T6, Te, T9, Tf, Ta, Tg, T1, T2, Tj, Tk; cannam@167: T1 = LD(&(xi[0]), ivs, &(xi[0])); cannam@167: T2 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)])); cannam@167: T3 = VSUB(T1, T2); cannam@167: Td = VADD(T1, T2); cannam@167: { cannam@167: V T4, T5, T7, T8; cannam@167: T4 = LD(&(xi[WS(is, 2)]), ivs, &(xi[0])); cannam@167: T5 = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)])); cannam@167: T6 = VSUB(T4, T5); cannam@167: Te = VADD(T4, T5); cannam@167: T7 = LD(&(xi[WS(is, 4)]), ivs, &(xi[0])); cannam@167: T8 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)])); cannam@167: T9 = VSUB(T7, T8); cannam@167: Tf = VADD(T7, T8); cannam@167: } cannam@167: Ta = VADD(T6, T9); cannam@167: Tg = VADD(Te, Tf); cannam@167: Tj = VADD(T3, Ta); cannam@167: STM2(&(xo[6]), Tj, ovs, &(xo[2])); cannam@167: Tk = VADD(Td, Tg); cannam@167: STM2(&(xo[0]), Tk, ovs, &(xo[0])); cannam@167: { cannam@167: V Tm, Tb, Tc, Tl; cannam@167: Tb = VFNMS(LDK(KP500000000), Ta, T3); cannam@167: Tc = VMUL(LDK(KP866025403), VSUB(T6, T9)); cannam@167: Tl = VFMAI(Tc, Tb); cannam@167: STM2(&(xo[2]), Tl, ovs, &(xo[2])); cannam@167: STN2(&(xo[0]), Tk, Tl, ovs); cannam@167: Tm = VFNMSI(Tc, Tb); cannam@167: STM2(&(xo[10]), Tm, ovs, &(xo[2])); cannam@167: { cannam@167: V Th, Ti, Tn, To; cannam@167: Th = VFNMS(LDK(KP500000000), Tg, Td); cannam@167: Ti = VMUL(LDK(KP866025403), VSUB(Te, Tf)); cannam@167: Tn = VFNMSI(Ti, Th); cannam@167: STM2(&(xo[4]), Tn, ovs, &(xo[0])); cannam@167: STN2(&(xo[4]), Tn, Tj, ovs); cannam@167: To = VFMAI(Ti, Th); cannam@167: STM2(&(xo[8]), To, ovs, &(xo[0])); cannam@167: STN2(&(xo[8]), To, Tm, ovs); cannam@167: } cannam@167: } cannam@167: } cannam@167: } cannam@167: VLEAVE(); cannam@167: } cannam@167: cannam@167: static const kdft_desc desc = { 6, XSIMD_STRING("n2bv_6"), {12, 2, 6, 0}, &GENUS, 0, 2, 0, 0 }; cannam@167: cannam@167: void XSIMD(codelet_n2bv_6) (planner *p) { cannam@167: X(kdft_register) (p, n2bv_6, &desc); cannam@167: } cannam@167: cannam@167: #else cannam@167: cannam@167: /* Generated by: ../../../genfft/gen_notw_c.native -simd -compact -variables 4 -pipeline-latency 8 -sign 1 -n 6 -name n2bv_6 -with-ostride 2 -include dft/simd/n2b.h -store-multiple 2 */ cannam@167: cannam@167: /* cannam@167: * This function contains 18 FP additions, 4 FP multiplications, cannam@167: * (or, 16 additions, 2 multiplications, 2 fused multiply/add), cannam@167: * 25 stack variables, 2 constants, and 15 memory accesses cannam@167: */ cannam@167: #include "dft/simd/n2b.h" cannam@167: cannam@167: static void n2bv_6(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs) cannam@167: { cannam@167: DVK(KP500000000, +0.500000000000000000000000000000000000000000000); cannam@167: DVK(KP866025403, +0.866025403784438646763723170752936183471402627); cannam@167: { cannam@167: INT i; cannam@167: const R *xi; cannam@167: R *xo; cannam@167: xi = ii; cannam@167: xo = io; cannam@167: for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(12, is), MAKE_VOLATILE_STRIDE(12, os)) { cannam@167: V Ta, Td, T3, Te, T6, Tf, Tb, Tg, T8, T9, Tj, Tk; cannam@167: T8 = LD(&(xi[0]), ivs, &(xi[0])); cannam@167: T9 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)])); cannam@167: Ta = VSUB(T8, T9); cannam@167: Td = VADD(T8, T9); cannam@167: { cannam@167: V T1, T2, T4, T5; cannam@167: T1 = LD(&(xi[WS(is, 2)]), ivs, &(xi[0])); cannam@167: T2 = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)])); cannam@167: T3 = VSUB(T1, T2); cannam@167: Te = VADD(T1, T2); cannam@167: T4 = LD(&(xi[WS(is, 4)]), ivs, &(xi[0])); cannam@167: T5 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)])); cannam@167: T6 = VSUB(T4, T5); cannam@167: Tf = VADD(T4, T5); cannam@167: } cannam@167: Tb = VADD(T3, T6); cannam@167: Tg = VADD(Te, Tf); cannam@167: Tj = VADD(Ta, Tb); cannam@167: STM2(&(xo[6]), Tj, ovs, &(xo[2])); cannam@167: Tk = VADD(Td, Tg); cannam@167: STM2(&(xo[0]), Tk, ovs, &(xo[0])); cannam@167: { cannam@167: V Tm, T7, Tc, Tl; cannam@167: T7 = VBYI(VMUL(LDK(KP866025403), VSUB(T3, T6))); cannam@167: Tc = VFNMS(LDK(KP500000000), Tb, Ta); cannam@167: Tl = VADD(T7, Tc); cannam@167: STM2(&(xo[2]), Tl, ovs, &(xo[2])); cannam@167: STN2(&(xo[0]), Tk, Tl, ovs); cannam@167: Tm = VSUB(Tc, T7); cannam@167: STM2(&(xo[10]), Tm, ovs, &(xo[2])); cannam@167: { cannam@167: V Th, Ti, Tn, To; cannam@167: Th = VFNMS(LDK(KP500000000), Tg, Td); cannam@167: Ti = VBYI(VMUL(LDK(KP866025403), VSUB(Te, Tf))); cannam@167: Tn = VSUB(Th, Ti); cannam@167: STM2(&(xo[4]), Tn, ovs, &(xo[0])); cannam@167: STN2(&(xo[4]), Tn, Tj, ovs); cannam@167: To = VADD(Ti, Th); cannam@167: STM2(&(xo[8]), To, ovs, &(xo[0])); cannam@167: STN2(&(xo[8]), To, Tm, ovs); cannam@167: } cannam@167: } cannam@167: } cannam@167: } cannam@167: VLEAVE(); cannam@167: } cannam@167: cannam@167: static const kdft_desc desc = { 6, XSIMD_STRING("n2bv_6"), {16, 2, 2, 0}, &GENUS, 0, 2, 0, 0 }; cannam@167: cannam@167: void XSIMD(codelet_n2bv_6) (planner *p) { cannam@167: X(kdft_register) (p, n2bv_6, &desc); cannam@167: } cannam@167: cannam@167: #endif