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{
This file is part of the Free Pascal run time library.
Copyright (c) 2007 by the FPC development time
Implements overloaded operators and misc. functions to
provide a float128 type
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
This program 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.
**********************************************************************}
{$inline on}
unit ufloat128;
interface
uses
softfpu;
type
float128 = softfpu.float128;
operator+ (const f1,f2 : float128) result : float128;inline;
operator* (const f1,f2 : float128) result : float128;inline;
operator- (const f1,f2 : float128) result : float128;inline;
operator/ (const f1,f2 : float128) result : float128;inline;
operator :=(const source : double) dest : float128;inline;
operator :=(const source : float128) dest : double;inline;
procedure DumpFloat128(const f : float128);
implementation
procedure DumpFloat128(const f : float128);
type
ta = packed array[0..15] of byte;
var
i : longint;
begin
for i:=15 downto 0 do
begin
write(hexstr(ta(f)[i],2));
if i<15 then
write(' ');
end;
end;
operator+ (const f1,f2 : float128) result : float128;inline;
begin
result:=float128_add(f1,f2);
end;
operator* (const f1,f2 : float128) result : float128;inline;
begin
result:=float128_mul(f1,f2);
end;
operator- (const f1,f2 : float128) result : float128;inline;
begin
result:=float128_sub(f1,f2);
end;
operator/ (const f1,f2 : float128) result : float128;inline;
begin
result:=float128_div(f1,f2);
end;
operator :=(const source : double) dest : float128;inline;
begin
dest:=float64_to_float128(float64(source));
end;
operator :=(const source : float128) dest : double;inline;
begin
dest:=double(float128_to_float64(source));
end;
end.
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