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Justine Tunney 2020-06-15 07:18:57 -07:00
commit c91b3c5006
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libc/math/exp2f_data.h Normal file
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/*
* Copyright (c) 2017-2018, Arm Limited.
* SPDX-License-Identifier: MIT
*/
#ifndef _EXP2F_DATA_H
#define _EXP2F_DATA_H
/* Shared between expf, exp2f and powf. */
#define EXP2F_TABLE_BITS 5
#define EXP2F_POLY_ORDER 3
extern const struct exp2f_data {
unsigned long long tab[1 << EXP2F_TABLE_BITS];
double shift_scaled;
double poly[EXP2F_POLY_ORDER];
double shift;
double invln2_scaled;
double poly_scaled[EXP2F_POLY_ORDER];
} __exp2f_data;
#endif