pointer_multi.c

/*
 * 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 "pointer_multi.h"

dout_t pointer_multi (sel_t sel, din_t pos) {
  static const dout_t a[8] = {1, 2, 3, 4, 5, 6, 7, 8};
  static const dout_t b[8] = {8, 7, 6, 5, 4, 3, 2, 1};

  dout_t* ptr;
  if (sel) 
    ptr = a; 
  else 
    ptr = b;

  return ptr[pos];
}