xref: /freebsd/contrib/arm-optimized-routines/pl/math/log1pf_data.c (revision 072a4ba82a01476eaee33781ccd241033eefcf0b)
1*072a4ba8SAndrew Turner /*
2*072a4ba8SAndrew Turner  * Data used in single-precision log1p(x) function.
3*072a4ba8SAndrew Turner  *
4*072a4ba8SAndrew Turner  * Copyright (c) 2022-2023, Arm Limited.
5*072a4ba8SAndrew Turner  * SPDX-License-Identifier: MIT OR Apache-2.0 WITH LLVM-exception
6*072a4ba8SAndrew Turner  */
7*072a4ba8SAndrew Turner #include "math_config.h"
8*072a4ba8SAndrew Turner 
9*072a4ba8SAndrew Turner /* Polynomial coefficients generated using floating-point minimax
10*072a4ba8SAndrew Turner    algorithm, see tools/log1pf.sollya for details.  */
11*072a4ba8SAndrew Turner const struct log1pf_data __log1pf_data
12*072a4ba8SAndrew Turner   = {.coeffs = {-0x1p-1f, 0x1.5555aap-2f, -0x1.000038p-2f, 0x1.99675cp-3f,
13*072a4ba8SAndrew Turner 		-0x1.54ef78p-3f, 0x1.28a1f4p-3f, -0x1.0da91p-3f, 0x1.abcb6p-4f,
14*072a4ba8SAndrew Turner 		-0x1.6f0d5ep-5f}};
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