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25 lines
539 B
C
25 lines
539 B
C
// SPDX-License-Identifier: MIT
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// SPDX-FileCopyrightText: Copyright (c) 2018, Arm Limited.
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#ifndef _EXP_DATA_H
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#define _EXP_DATA_H
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#include <stdint.h>
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#define EXP_TABLE_BITS 7
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#define EXP_POLY_ORDER 5
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#define EXP_USE_TOINT_NARROW 0
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#define EXP2_POLY_ORDER 5
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extern const struct exp_data {
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double invln2N;
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double shift;
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double negln2hiN;
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double negln2loN;
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double poly[4]; /* Last four coefficients. */
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double exp2_shift;
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double exp2_poly[EXP2_POLY_ORDER];
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uint64_t tab[2 * (1 << EXP_TABLE_BITS)];
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} __exp_data;
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#endif
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