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 08:08:11 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_hc2cdft_c.native -fma -simd -compact -variables 4 -pipeline-latency 8 -trivial-stores -variables 32 -no-generate-bytw -n 2 -dif -sign 1 -name hc2cbdftv_2 -include rdft/simd/hc2cbv.h */
cannam@167: 
cannam@167: /*
cannam@167:  * This function contains 5 FP additions, 4 FP multiplications,
cannam@167:  * (or, 3 additions, 2 multiplications, 2 fused multiply/add),
cannam@167:  * 8 stack variables, 0 constants, and 4 memory accesses
cannam@167:  */
cannam@167: #include "rdft/simd/hc2cbv.h"
cannam@167: 
cannam@167: static void hc2cbdftv_2(R *Rp, R *Ip, R *Rm, R *Im, const R *W, stride rs, INT mb, INT me, INT ms)
cannam@167: {
cannam@167:      {
cannam@167: 	  INT m;
cannam@167: 	  for (m = mb, W = W + ((mb - 1) * ((TWVL / VL) * 2)); m < me; m = m + VL, Rp = Rp + (VL * ms), Ip = Ip + (VL * ms), Rm = Rm - (VL * ms), Im = Im - (VL * ms), W = W + (TWVL * 2), MAKE_VOLATILE_STRIDE(8, rs)) {
cannam@167: 	       V T5, T4, T2, T3, T1, T6, T7;
cannam@167: 	       T2 = LD(&(Rp[0]), ms, &(Rp[0]));
cannam@167: 	       T3 = LD(&(Rm[0]), -ms, &(Rm[0]));
cannam@167: 	       T5 = VFMACONJ(T3, T2);
cannam@167: 	       T1 = LDW(&(W[0]));
cannam@167: 	       T4 = VZMULI(T1, VFNMSCONJ(T3, T2));
cannam@167: 	       T6 = VADD(T4, T5);
cannam@167: 	       ST(&(Rp[0]), T6, ms, &(Rp[0]));
cannam@167: 	       T7 = VCONJ(VSUB(T5, T4));
cannam@167: 	       ST(&(Rm[0]), T7, -ms, &(Rm[0]));
cannam@167: 	  }
cannam@167:      }
cannam@167:      VLEAVE();
cannam@167: }
cannam@167: 
cannam@167: static const tw_instr twinstr[] = {
cannam@167:      VTW(1, 1),
cannam@167:      {TW_NEXT, VL, 0}
cannam@167: };
cannam@167: 
cannam@167: static const hc2c_desc desc = { 2, XSIMD_STRING("hc2cbdftv_2"), twinstr, &GENUS, {3, 2, 2, 0} };
cannam@167: 
cannam@167: void XSIMD(codelet_hc2cbdftv_2) (planner *p) {
cannam@167:      X(khc2c_register) (p, hc2cbdftv_2, &desc, HC2C_VIA_DFT);
cannam@167: }
cannam@167: #else
cannam@167: 
cannam@167: /* Generated by: ../../../genfft/gen_hc2cdft_c.native -simd -compact -variables 4 -pipeline-latency 8 -trivial-stores -variables 32 -no-generate-bytw -n 2 -dif -sign 1 -name hc2cbdftv_2 -include rdft/simd/hc2cbv.h */
cannam@167: 
cannam@167: /*
cannam@167:  * This function contains 5 FP additions, 2 FP multiplications,
cannam@167:  * (or, 5 additions, 2 multiplications, 0 fused multiply/add),
cannam@167:  * 9 stack variables, 0 constants, and 4 memory accesses
cannam@167:  */
cannam@167: #include "rdft/simd/hc2cbv.h"
cannam@167: 
cannam@167: static void hc2cbdftv_2(R *Rp, R *Ip, R *Rm, R *Im, const R *W, stride rs, INT mb, INT me, INT ms)
cannam@167: {
cannam@167:      {
cannam@167: 	  INT m;
cannam@167: 	  for (m = mb, W = W + ((mb - 1) * ((TWVL / VL) * 2)); m < me; m = m + VL, Rp = Rp + (VL * ms), Ip = Ip + (VL * ms), Rm = Rm - (VL * ms), Im = Im - (VL * ms), W = W + (TWVL * 2), MAKE_VOLATILE_STRIDE(8, rs)) {
cannam@167: 	       V T6, T5, T2, T4, T3, T1, T7, T8;
cannam@167: 	       T2 = LD(&(Rp[0]), ms, &(Rp[0]));
cannam@167: 	       T3 = LD(&(Rm[0]), -ms, &(Rm[0]));
cannam@167: 	       T4 = VCONJ(T3);
cannam@167: 	       T6 = VADD(T2, T4);
cannam@167: 	       T1 = LDW(&(W[0]));
cannam@167: 	       T5 = VZMULI(T1, VSUB(T2, T4));
cannam@167: 	       T7 = VADD(T5, T6);
cannam@167: 	       ST(&(Rp[0]), T7, ms, &(Rp[0]));
cannam@167: 	       T8 = VCONJ(VSUB(T6, T5));
cannam@167: 	       ST(&(Rm[0]), T8, -ms, &(Rm[0]));
cannam@167: 	  }
cannam@167:      }
cannam@167:      VLEAVE();
cannam@167: }
cannam@167: 
cannam@167: static const tw_instr twinstr[] = {
cannam@167:      VTW(1, 1),
cannam@167:      {TW_NEXT, VL, 0}
cannam@167: };
cannam@167: 
cannam@167: static const hc2c_desc desc = { 2, XSIMD_STRING("hc2cbdftv_2"), twinstr, &GENUS, {5, 2, 0, 0} };
cannam@167: 
cannam@167: void XSIMD(codelet_hc2cbdftv_2) (planner *p) {
cannam@167:      X(khc2c_register) (p, hc2cbdftv_2, &desc, HC2C_VIA_DFT);
cannam@167: }
cannam@167: #endif