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27 lines
555 B
C++
27 lines
555 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 _POWF_DATA_H
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#define _POWF_DATA_H
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#include "libm.h"
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#include "exp2f_data.h"
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#define POWF_LOG2_TABLE_BITS 4
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#define POWF_LOG2_POLY_ORDER 5
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#if TOINT_INTRINSICS
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#define POWF_SCALE_BITS EXP2F_TABLE_BITS
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#else
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#define POWF_SCALE_BITS 0
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#endif
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#define POWF_SCALE ((double)(1 << POWF_SCALE_BITS))
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extern hidden const struct powf_log2_data {
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struct {
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double invc, logc;
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} tab[1 << POWF_LOG2_TABLE_BITS];
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double poly[POWF_LOG2_POLY_ORDER];
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} __powf_log2_data;
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#endif
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