text: /* Decimal 32-bit format module header for the decNumber C Library.
     Copyright (C) 2005-2018 Free Software Foundation, Inc.
     Contributed by IBM Corporation.  Author Mike Cowlishaw.
  
     This file is part of GCC.
  
     GCC is free software; you can redistribute it and/or modify it under
     the terms of the GNU General Public License as published by the Free
     Software Foundation; either version 3, or (at your option) any later
     version.
  
     GCC is distributed in the hope that it will be useful, but WITHOUT ANY
     WARRANTY; without even the implied warranty of MERCHANTABILITY or
     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
     for more details.
  
  Under Section 7 of GPL version 3, you are granted additional
  permissions described in the GCC Runtime Library Exception, version
  3.1, as published by the Free Software Foundation.
  
  You should have received a copy of the GNU General Public License and
  a copy of the GCC Runtime Library Exception along with this program;
  see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  <http://www.gnu.org/licenses/>.  */
  
  /* ------------------------------------------------------------------ */
  /* Decimal 32-bit format module header				      */
  /* ------------------------------------------------------------------ */
  
  #if !defined(DECIMAL32)
    #define DECIMAL32
    #define DEC32NAME	"decimal32"		      /* Short name   */
    #define DEC32FULLNAME "Decimal 32-bit Number"       /* Verbose name */
    #define DEC32AUTHOR	"Mike Cowlishaw"	      /* Who to blame */
  
    /* parameters for decimal32s */
    #define DECIMAL32_Bytes  4		/* length		      */
    #define DECIMAL32_Pmax   7		/* maximum precision (digits) */
    #define DECIMAL32_Emax   96		/* maximum adjusted exponent  */
    #define DECIMAL32_Emin  -95		/* minimum adjusted exponent  */
    #define DECIMAL32_Bias   101		/* bias for the exponent      */
    #define DECIMAL32_String 15		/* maximum string length, +1  */
    #define DECIMAL32_EconL  6		/* exp. continuation length   */
    /* highest biased exponent (Elimit-1) 			      */
    #define DECIMAL32_Ehigh  (DECIMAL32_Emax+DECIMAL32_Bias-DECIMAL32_Pmax+1)
  
    /* check enough digits, if pre-defined			      */
    #if defined(DECNUMDIGITS)
      #if (DECNUMDIGITS<DECIMAL32_Pmax)
        #error decimal32.h needs pre-defined DECNUMDIGITS>=7 for safe use
      #endif
    #endif
  
    #ifndef DECNUMDIGITS
      #define DECNUMDIGITS DECIMAL32_Pmax /* size if not already defined*/
    #endif
    #ifndef DECNUMBER
      #include "decNumber.h"		/* context and number library */
    #endif
  
    /* Decimal 32-bit type, accessible by bytes */
    typedef struct {
      uint8_t bytes[DECIMAL32_Bytes];	/* decimal32: 1, 5, 6, 20 bits*/
      } decimal32;
  
    /* special values [top byte excluding sign bit; last two bits are   */
    /* don't-care for Infinity on input, last bit don't-care for NaN]   */
    #if !defined(DECIMAL_NaN)
      #define DECIMAL_NaN     0x7c	/* 0 11111 00 NaN	      */
      #define DECIMAL_sNaN    0x7e	/* 0 11111 10 sNaN	      */
      #define DECIMAL_Inf     0x78	/* 0 11110 00 Infinity	      */
    #endif
  
    /* ---------------------------------------------------------------- */
    /* Routines							      */
    /* ---------------------------------------------------------------- */
  
  #include "decimal32Symbols.h"
  
    #ifdef __cplusplus
    extern "C" {
    #endif
  
    /* String conversions 					      */
    decimal32 * decimal32FromString(decimal32 *, const char *, decContext *);
    char * decimal32ToString(const decimal32 *, char *);
    char * decimal32ToEngString(const decimal32 *, char *);
  
    /* decNumber conversions					      */
    decimal32 * decimal32FromNumber(decimal32 *, const decNumber *,
  				  decContext *);
    decNumber * decimal32ToNumber(const decimal32 *, decNumber *);
  
    /* Format-dependent utilities 				      */
    uint32_t    decimal32IsCanonical(const decimal32 *);
    decimal32 * decimal32Canonical(decimal32 *, const decimal32 *);
  
    #ifdef __cplusplus
    }
    #endif
  
  #endif
  