PandA-2024.02
examples
cpp_examples
Xilinx_Examples
Math
squared_difference_accumulate
src
diff_sq_acc.cpp
Go to the documentation of this file.
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/************************************************
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Copyright (c) 2016, Xilinx, Inc.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.// Copyright (c) 2016 Xilinx, Inc.
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************************************************/
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#include "../src/diff_sq_acc.h"
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void
diff_sq_acc
(
din_t
a[
N
],
din_t
b[N],
dout_t
*dout)
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{
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int
i;
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int
acc= 0;
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int
a_reg, b_reg, sub, sub2;
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for
(i=0; i<
N
; i++)
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{
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#pragma HLS PIPELINE II=1
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a_reg = a[i];
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b_reg = b[i];
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sub = a_reg - b_reg;
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sub2 = sub*sub;
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acc += sub2;
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}
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*dout = acc;
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}
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din_t
ap_int< 16 > din_t
Definition:
diff_sq_acc.h:36
diff_sq_acc
void diff_sq_acc(din_t a[N], din_t b[N], dout_t *dout)
Definition:
diff_sq_acc.cpp:32
dout_t
ap_int< 48 > dout_t
Definition:
diff_sq_acc.h:37
N
#define N
Definition:
dfdiv.c:60
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