1*f3087befSAndrew Turner /* 2*f3087befSAndrew Turner * Data used in double-precision log(1+x) function. 3*f3087befSAndrew Turner * 4*f3087befSAndrew Turner * Copyright (c) 2022-2024, Arm Limited. 5*f3087befSAndrew Turner * SPDX-License-Identifier: MIT OR Apache-2.0 WITH LLVM-exception 6*f3087befSAndrew Turner */ 7*f3087befSAndrew Turner 8*f3087befSAndrew Turner #include "math_config.h" 9*f3087befSAndrew Turner 10*f3087befSAndrew Turner /* Polynomial coefficients generated using Remez algorithm, see 11*f3087befSAndrew Turner log1p.sollya for details. */ 12*f3087befSAndrew Turner const struct log1p_data __log1p_data 13*f3087befSAndrew Turner = { .coeffs 14*f3087befSAndrew Turner = { -0x1.ffffffffffffbp-2, 0x1.55555555551a9p-2, -0x1.00000000008e3p-2, 15*f3087befSAndrew Turner 0x1.9999999a32797p-3, -0x1.555555552fecfp-3, 0x1.249248e071e5ap-3, 16*f3087befSAndrew Turner -0x1.ffffff8bf8482p-4, 0x1.c71c8f07da57ap-4, -0x1.9999ca4ccb617p-4, 17*f3087befSAndrew Turner 0x1.7459ad2e1dfa3p-4, -0x1.554d2680a3ff2p-4, 0x1.3b4c54d487455p-4, 18*f3087befSAndrew Turner -0x1.2548a9ffe80e6p-4, 0x1.0f389a24b2e07p-4, -0x1.eee4db15db335p-5, 19*f3087befSAndrew Turner 0x1.e95b494d4a5ddp-5, -0x1.15fdf07cb7c73p-4, 0x1.0310b70800fcfp-4, 20*f3087befSAndrew Turner -0x1.cfa7385bdb37ep-6 } }; 21