github.com/afumu/libc@v0.0.6/musl/src/math/logf_data.h (about)

     1  /*
     2   * Copyright (c) 2017-2018, Arm Limited.
     3   * SPDX-License-Identifier: MIT
     4   */
     5  #ifndef _LOGF_DATA_H
     6  #define _LOGF_DATA_H
     7  
     8  #include <features.h>
     9  
    10  #define LOGF_TABLE_BITS 4
    11  #define LOGF_POLY_ORDER 4
    12  extern hidden const struct logf_data {
    13  	struct {
    14  		double invc, logc;
    15  	} tab[1 << LOGF_TABLE_BITS];
    16  	double ln2;
    17  	double poly[LOGF_POLY_ORDER - 1]; /* First order coefficient is 1.  */
    18  } __logf_data;
    19  
    20  #endif