glibc/sysdeps/x86_64/fpu/svml_s_expf_data.S

64 lines
1.9 KiB
ArmAsm

/* Data for function expf.
Copyright (C) 2014-2024 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include "svml_s_expf_data.h"
.section .rodata, "a"
.align 64
/* Data table for vector implementations of function expf.
The table may contain polynomial, reduction, lookup coefficients and
other coefficients obtained through different methods of research and
experimental work. */
.globl __svml_sexp_data
__svml_sexp_data:
/* Range reduction coefficients:
* log(2) inverted */
float_vector __sInvLn2 0x3fb8aa3b
/* right shifter constant */
float_vector __sShifter 0x4b400000
/* log(2) high part */
float_vector __sLn2hi 0x3f317200
/* log(2) low part */
float_vector __sLn2lo 0x35bfbe8e
/* bias */
float_vector __iBias 0x0000007f
/* Polynomial coefficients:
* Here we approximate 2^x on [-0.5, 0.5] */
float_vector __sPC0 0x3f800000
float_vector __sPC1 0x3f7ffffe
float_vector __sPC2 0x3effff34
float_vector __sPC3 0x3e2aacac
float_vector __sPC4 0x3d2b8392
float_vector __sPC5 0x3c07d9fe
/* absolute value mask */
float_vector __iAbsMask 0x7fffffff
/* working domain range */
float_vector __iDomainRange 0x42aeac4f
.type __svml_sexp_data,@object
.size __svml_sexp_data,.-__svml_sexp_data