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24 lines
504 B
C++
24 lines
504 B
C++
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/*
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* Copyright (c) 2017-2018, Arm Limited.
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* SPDX-License-Identifier: MIT
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*/
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#ifndef _EXP2F_DATA_H
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#define _EXP2F_DATA_H
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#include "musl_features.h"
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#include <stdint.h>
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/* Shared between expf, exp2f and powf. */
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#define EXP2F_TABLE_BITS 5
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#define EXP2F_POLY_ORDER 3
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extern hidden const struct exp2f_data {
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uint64_t tab[1 << EXP2F_TABLE_BITS];
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double shift_scaled;
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double poly[EXP2F_POLY_ORDER];
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double shift;
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double invln2_scaled;
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double poly_scaled[EXP2F_POLY_ORDER];
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} __exp2f_data;
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#endif
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