[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'System' (#rtl)

TExtended80Rec

Extended value record

Declaration

Source position: mathh.inc line 139

type TExtended80Rec = packed record

public

  function Mantissa();

  

Mantissa of the floating point value

  function Fraction;

  

Fraction of the floating point value

  function Exponent;

  

Exponent of the floating point value

  property Sign: Boolean; [rw]

  

Sign of the floating point value

  property Exp: QWord; [rw]

  

Exponent representation

  function SpecialType;

  

Is the floating point value special ?

  procedure BuildUp();

  case Byte of

    0: (

        Bytes: array [0..9] of Byte;

  

Value as bytes

      );

    1: (

        Words: array [0..4] of Word;

  

Value as words

      );

    2: (

        _Exp: Word;

  

Encoded exponent of value

        Frac: QWord;

  

Encoded fraction of value

      );

    3: (

        Value: Extended;

  

Value as Extended

      );

end;

Description

TExtended80Rec models the memory layout of an extended value when using software floating point math.

See also

TDoubleRec

  

Extended value record

TSingleRec

  

Extended value record


Documentation generated on: May 14 2021