loop_sequential.cpp

/*
 * Copyright 2021 Xilinx, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "loop_sequential.h"

void loop_sequential(din_t A[N], din_t B[N], dout_t X[N], dout_t Y[N], dsel_t xlimit, dsel_t ylimit) {

// The dataflow directive will enable the concurrent
// execution of the two accumulators described below
#pragma HLS DATAFLOW

  dout_t X_accum=0;
  dout_t Y_accum=0;
  int i,j;
  
  SUM_X:for (i=0;i<xlimit; i++) {
      X_accum += A[i];
      X[i] = X_accum;
  }

  SUM_Y:for (i=0;i<ylimit; i++) {
      Y_accum += B[i];
      Y[i] = Y_accum;
  }
}