Andrew Turner
9d1de25930
Import the v25.01 release of the Arm Optimized Routines [1]. [1] https://github.com/ARM-software/optimized-routines/tree/v25.01 Sponsored by: Arm Ltd
20 lines
772 B
C
20 lines
772 B
C
/*
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* Coefficients for single-precision asin(x) function.
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*
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* Copyright (c) 2023-2024, Arm Limited.
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* SPDX-License-Identifier: MIT OR Apache-2.0 WITH LLVM-exception
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*/
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#include "math_config.h"
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/* Approximate asin(x) directly in [0x1p-106, 0.25]. See tools/asin.sollya
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for these coeffcients were generated. */
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const double __asin_poly[] = {
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/* Polynomial approximation of (asin(sqrt(x)) - sqrt(x)) / (x * sqrt(x))
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on [ 0x1p-106, 0x1p-2 ], relative error: 0x1.c3d8e169p-57. */
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0x1.555555555554ep-3, 0x1.3333333337233p-4, 0x1.6db6db67f6d9fp-5,
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0x1.f1c71fbd29fbbp-6, 0x1.6e8b264d467d6p-6, 0x1.1c5997c357e9dp-6,
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0x1.c86a22cd9389dp-7, 0x1.856073c22ebbep-7, 0x1.fd1151acb6bedp-8,
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0x1.087182f799c1dp-6, -0x1.6602748120927p-7, 0x1.cfa0dd1f9478p-6,
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};
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