/*
 *  Copyright (C) 2021 Texas Instruments Incorporated
 *
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 *  modification, are permitted provided that the following conditions
 *  are met:
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 *    Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 *    Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the
 *    distribution.
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 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 */
#include <stdint.h>
#include <string.h>
#include <kernel/dpl/CycleCounterP.h>

#define MAX_CPY_ELEMS   (64U)

const static uint32_t test_input_memcpy[] __attribute__((used)) =
{
     0,  1,  2,  3,  4,  5,  6,  7,  8,  9,
    10, 11, 12, 13, 14, 15, 16, 17, 18, 19,
    20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
    30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
    40, 41, 42, 43, 44, 45, 46, 47, 48, 49,
    50, 51, 52, 53, 54, 55, 56, 57, 58, 59,
    60, 61, 62, 63,
};

static uint32_t test_output_memcpy[MAX_CPY_ELEMS] __attribute__((used));

uint32_t memcpy_bench()
{
    uint32_t start, end;

    CycleCounterP_reset();
    start = CycleCounterP_getCount32();

    memcpy((void*)test_output_memcpy, (void*)test_input_memcpy, MAX_CPY_ELEMS*sizeof(uint32_t));

    end = CycleCounterP_getCount32();

    return (end - start);
}
