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55 lines
2.5 KiB
C
55 lines
2.5 KiB
C
/*
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* Copyright (c) 2016, 2019 ARM Limited.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "arm_math.h"
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#include "NEMath.h"
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#if defined(ARM_MATH_NEON)
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/** Exponent polynomial coefficients */
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const float32x4_t exp_tab[8] =
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{
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{1.f,1.f,1.f,1.f},
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{0.0416598916054f,0.0416598916054f,0.0416598916054f,0.0416598916054f},
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{0.500000596046f,0.500000596046f,0.500000596046f,0.500000596046f},
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{0.0014122662833f,0.0014122662833f,0.0014122662833f,0.0014122662833f},
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{1.00000011921f,1.00000011921f,1.00000011921f,1.00000011921f},
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{0.00833693705499f,0.00833693705499f,0.00833693705499f,0.00833693705499f},
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{0.166665703058f,0.166665703058f,0.166665703058f,0.166665703058f},
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{0.000195780929062f,0.000195780929062f,0.000195780929062f,0.000195780929062f}
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};
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/** Logarithm polynomial coefficients */
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const float32x4_t log_tab[8] =
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{
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{-2.29561495781f,-2.29561495781f,-2.29561495781f,-2.29561495781f},
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{-2.47071170807f,-2.47071170807f,-2.47071170807f,-2.47071170807f},
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{-5.68692588806f,-5.68692588806f,-5.68692588806f,-5.68692588806f},
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{-0.165253549814f,-0.165253549814f,-0.165253549814f,-0.165253549814f},
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{5.17591238022f,5.17591238022f,5.17591238022f,5.17591238022f},
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{0.844007015228f,0.844007015228f,0.844007015228f,0.844007015228f},
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{4.58445882797f,4.58445882797f,4.58445882797f,4.58445882797f},
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{0.0141278216615f,0.0141278216615f,0.0141278216615f,0.0141278216615f},
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};
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#endif |