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AT32F435/7 Libraries (#12158) (#12263)

Source: https://github.com/ArteryTek/AT32F435_437_Firmware_Library
Version: 2.1.1
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J Blackman 2023-01-31 08:05:32 +11:00 committed by GitHub
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commit 8900a831e5
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/*
* Copyright (c) 2016, 2019 ARM Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "arm_math.h"
#include "NEMath.h"
#if defined(ARM_MATH_NEON)
/** Exponent polynomial coefficients */
const float32_t exp_tab[4*8] =
{
1.f,1.f,1.f,1.f,
0.0416598916054f,0.0416598916054f,0.0416598916054f,0.0416598916054f,
0.500000596046f,0.500000596046f,0.500000596046f,0.500000596046f,
0.0014122662833f,0.0014122662833f,0.0014122662833f,0.0014122662833f,
1.00000011921f,1.00000011921f,1.00000011921f,1.00000011921f,
0.00833693705499f,0.00833693705499f,0.00833693705499f,0.00833693705499f,
0.166665703058f,0.166665703058f,0.166665703058f,0.166665703058f,
0.000195780929062f,0.000195780929062f,0.000195780929062f,0.000195780929062f
};
/** Logarithm polynomial coefficients */
const float32_t log_tab[4*8] =
{
-2.29561495781f,-2.29561495781f,-2.29561495781f,-2.29561495781f,
-2.47071170807f,-2.47071170807f,-2.47071170807f,-2.47071170807f,
-5.68692588806f,-5.68692588806f,-5.68692588806f,-5.68692588806f,
-0.165253549814f,-0.165253549814f,-0.165253549814f,-0.165253549814f,
5.17591238022f,5.17591238022f,5.17591238022f,5.17591238022f,
0.844007015228f,0.844007015228f,0.844007015228f,0.844007015228f,
4.58445882797f,4.58445882797f,4.58445882797f,4.58445882797f,
0.0141278216615f,0.0141278216615f,0.0141278216615f,0.0141278216615f
};
#endif