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https://gitlab.com/freepascal.org/fpc/source.git
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399 lines
11 KiB
ObjectPascal
399 lines
11 KiB
ObjectPascal
{
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This file is part of the Free Pascal Run time library.
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Copyright (c) 2004 by Olle Raab
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This unit contain procedures specific for mode MacPas.
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It should be platform independant.
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See the file COPYING.FPC, included in this distribution,
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For details about the copyright.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**********************************************************************}
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{$mode objfpc}
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unit MacPas;
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interface
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{ Using inlining for small system functions/wrappers }
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{$inline on}
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{$define SYSTEMINLINE}
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type
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{$ifndef FPUNONE}
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LongDouble = ValReal;
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{$endif}
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FourCharArray = packed array[1..4] of char;
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UnsignedByte = Byte;
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UnsignedWord = Word;
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UnsignedLong = Longword;
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{FourCharCode coercion
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This routine coreces string literals to a FourCharCode.}
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function FCC(const literal: string): LongWord; {$ifdef systeminline}inline;{$endif}
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{Same as FCC, to be compatible with GPC}
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function FOUR_CHAR_CODE(const literal: string): LongWord; {$ifdef systeminline}inline;{$endif}
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{ Same as the "is" operator }
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Function Member (Instance : TObject; AClass : TClass) : boolean; {$ifdef systeminline}inline;{$endif}
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function ord4(i: smallint): smallint; {$ifdef systeminline}inline;{$endif}
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function ord4(l: longint): longint; {$ifdef systeminline}inline;{$endif}
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function ord4(c: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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function ord4(p: pointer): ptrint; {$ifdef systeminline}inline;{$endif}
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function BAnd(i,j: longint): longint; {$ifdef systeminline}inline;{$endif}
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function BAnd(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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function BAnd(i,j: int64): int64; {$ifdef systeminline}inline;{$endif}
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function BAnd(i,j: qword): qword; {$ifdef systeminline}inline;{$endif}
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function BOr(i,j: longint): longint; {$ifdef systeminline}inline;{$endif}
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function BOr(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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function BOr(i,j: int64): int64; {$ifdef systeminline}inline;{$endif}
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function BOr(i,j: qword): qword; {$ifdef systeminline}inline;{$endif}
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function BXor(i,j: longint): longint; {$ifdef systeminline}inline;{$endif}
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function BXor(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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function BXor(i,j: int64): int64; {$ifdef systeminline}inline;{$endif}
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function BXor(i,j: qword): qword; {$ifdef systeminline}inline;{$endif}
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function Bsr(i: longint; j: cardinal): longint; {$ifdef systeminline}inline;{$endif}
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function Bsr(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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function Bsr(i: int64; j: cardinal): int64; {$ifdef systeminline}inline;{$endif}
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function Bsr(i: qword; j: cardinal): qword; {$ifdef systeminline}inline;{$endif}
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function Bsl(i: longint; j: cardinal): longint; {$ifdef systeminline}inline;{$endif}
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function Bsl(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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function Bsl(i: int64; j: cardinal): int64; {$ifdef systeminline}inline;{$endif}
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function Bsl(i: qword; j: cardinal): qword; {$ifdef systeminline}inline;{$endif}
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function BTst(i: longint; j: cardinal): boolean; {$ifdef systeminline}inline;{$endif}
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function BTst(i,j: cardinal): boolean; {$ifdef systeminline}inline;{$endif}
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function BTst(i: int64; j: cardinal): boolean; {$ifdef systeminline}inline;{$endif}
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function BTst(i: qword; j: cardinal): boolean; {$ifdef systeminline}inline;{$endif}
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procedure BSet(var i: longint; j: cardinal); {$ifdef systeminline}inline;{$endif}
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procedure BSet(var i: cardinal; j: cardinal); {$ifdef systeminline}inline;{$endif}
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procedure BSet(var i: int64; j: cardinal); {$ifdef systeminline}inline;{$endif}
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procedure BSet(var i: qword; j: cardinal); {$ifdef systeminline}inline;{$endif}
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procedure BClr(var i: longint; j: cardinal); {$ifdef systeminline}inline;{$endif}
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procedure BClr(var i: cardinal; j: cardinal); {$ifdef systeminline}inline;{$endif}
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procedure BClr(var i: int64; j: cardinal); {$ifdef systeminline}inline;{$endif}
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procedure BClr(var i: qword; j: cardinal); {$ifdef systeminline}inline;{$endif}
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function BRotL(i: longint; j: cardinal): longint; {$ifdef systeminline}inline;{$endif}
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function BRotL(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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function BRotL(i: int64; j: cardinal): int64; {$ifdef systeminline}inline;{$endif}
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function BRotL(i: qword; j: cardinal): qword; {$ifdef systeminline}inline;{$endif}
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function BRotR(i: longint; j: cardinal): longint; {$ifdef systeminline}inline;{$endif}
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function BRotR(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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function BRotR(i: int64; j: cardinal): int64; {$ifdef systeminline}inline;{$endif}
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function BRotR(i: qword; j: cardinal): qword; {$ifdef systeminline}inline;{$endif}
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function BNot(i: longint): longint; {$ifdef systeminline}inline;{$endif}
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function BNot(i: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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function BNot(i: int64): int64; {$ifdef systeminline}inline;{$endif}
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function BNot(i: qword): qword; {$ifdef systeminline}inline;{$endif}
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implementation
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uses
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math;
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{$r-}
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{$q-}
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function FCC(const literal: string): LongWord; {$ifdef systeminline}inline;{$endif}
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begin
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{$ifdef FPC_LITTLE_ENDIAN}
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FCC := (ord(literal[1]) shl 24) or (ord(literal[2]) shl 16) or (ord(literal[3]) shl 8) or ord(literal[4]);
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{$else FPC_LITTLE_ENDIAN}
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FCC := PLongWord(@literal[1])^;
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{$endif FPC_LITTLE_ENDIAN}
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end;
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function FOUR_CHAR_CODE(const literal: string): LongWord; {$ifdef systeminline}inline;{$endif}
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begin
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{$ifdef FPC_LITTLE_ENDIAN}
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FOUR_CHAR_CODE := (ord(literal[1]) shl 24) or (ord(literal[2]) shl 16) or (ord(literal[3]) shl 8) or ord(literal[4]);
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{$else FPC_LITTLE_ENDIAN}
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FOUR_CHAR_CODE := PLongWord(@literal[1])^;
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{$endif FPC_LITTLE_ENDIAN}
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end;
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Function Member (Instance : TObject; AClass : TClass) : boolean; {$ifdef systeminline}inline;{$endif}
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begin
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Result:=Instance is AClass;
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end;
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function ord4(i: smallint): smallint; {$ifdef systeminline}inline;{$endif}
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begin
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result:=i;
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end;
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function ord4(l: longint): longint; {$ifdef systeminline}inline;{$endif}
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begin
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result := l;
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end;
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function ord4(c: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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begin
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result := c;
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end;
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function ord4(p: pointer): ptrint; {$ifdef systeminline}inline;{$endif}
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begin
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result := ptrint(p);
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end;
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function BAnd(i,j: longint): longint; {$ifdef systeminline}inline;{$endif}
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begin
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result := i and j;
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end;
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function BAnd(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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begin
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result := i and j;
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end;
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function BAnd(i,j: int64): int64; {$ifdef systeminline}inline;{$endif}
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begin
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result := i and j;
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end;
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function BAnd(i,j: qword): qword; {$ifdef systeminline}inline;{$endif}
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begin
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result := i and j;
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end;
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function BOr(i,j: longint): longint; {$ifdef systeminline}inline;{$endif}
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begin
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result := i or j;
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end;
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function BOr(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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begin
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result := i or j;
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end;
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function BOr(i,j: int64): int64; {$ifdef systeminline}inline;{$endif}
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begin
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result := i or j;
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end;
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function BOr(i,j: qword): qword; {$ifdef systeminline}inline;{$endif}
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begin
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result := i or j;
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end;
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function BXor(i,j: longint): longint; {$ifdef systeminline}inline;{$endif}
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begin
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result := i xor j;
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end;
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function BXor(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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begin
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result := i xor j;
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end;
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function BXor(i,j: int64): int64; {$ifdef systeminline}inline;{$endif}
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begin
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result := i xor j;
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end;
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function BXor(i,j: qword): qword; {$ifdef systeminline}inline;{$endif}
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begin
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result := i xor j;
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end;
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function Bsr(i: longint; j: cardinal): longint; {$ifdef systeminline}inline;{$endif}
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begin
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result := i shr j;
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end;
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function Bsr(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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begin
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result := i shr j;
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end;
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function Bsr(i: int64; j: cardinal): int64; {$ifdef systeminline}inline;{$endif}
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begin
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result := i shr j;
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end;
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function Bsr(i: qword; j: cardinal): qword; {$ifdef systeminline}inline;{$endif}
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begin
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result := i shr j;
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end;
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function Bsl(i: longint; j: cardinal): longint; {$ifdef systeminline}inline;{$endif}
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begin
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result := i shl j;
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end;
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function Bsl(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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begin
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result := i shl j;
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end;
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function Bsl(i: int64; j: cardinal): int64; {$ifdef systeminline}inline;{$endif}
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begin
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result := i shl j;
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end;
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function Bsl(i: qword; j: cardinal): qword; {$ifdef systeminline}inline;{$endif}
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begin
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result := i shl j;
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end;
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function BTst(i: longint; j: cardinal): boolean; {$ifdef systeminline}inline;{$endif}
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begin
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result := ((i shr j) and 1) <> 0;
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end;
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function BTst(i,j: cardinal): boolean; {$ifdef systeminline}inline;{$endif}
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begin
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result := ((i shr j) and 1) <> 0;
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end;
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function BTst(i: int64; j: cardinal): boolean; {$ifdef systeminline}inline;{$endif}
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begin
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result := (cardinal(i shr j) and 1) <> 0;
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end;
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function BTst(i: qword; j: cardinal): boolean; {$ifdef systeminline}inline;{$endif}
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begin
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result := (cardinal(i shr j) and 1) <> 0;
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end;
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procedure BSet(var i: longint; j: cardinal); {$ifdef systeminline}inline;{$endif}
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begin
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i := i or (1 shl j);
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end;
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procedure BSet(var i: cardinal; j: cardinal); {$ifdef systeminline}inline;{$endif}
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begin
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i := i or (cardinal(1) shl j);
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end;
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procedure BSet(var i: int64; j: cardinal); {$ifdef systeminline}inline;{$endif}
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begin
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i := i or (int64(1) shl j);
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end;
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procedure BSet(var i: qword; j: cardinal); {$ifdef systeminline}inline;{$endif}
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begin
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i := i or (qword(1) shl j);
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end;
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procedure BClr(var i: longint; j: cardinal); {$ifdef systeminline}inline;{$endif}
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begin
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i := i and not (1 shl j);
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end;
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procedure BClr(var i: cardinal; j: cardinal); {$ifdef systeminline}inline;{$endif}
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begin
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i := i and not (1 shl j);
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end;
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procedure BClr(var i: int64; j: cardinal); {$ifdef systeminline}inline;{$endif}
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begin
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i := i and not (int64(1) shl j);
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end;
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procedure BClr(var i: qword; j: cardinal); {$ifdef systeminline}inline;{$endif}
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begin
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i := i and not (qword(1) shl j);
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end;
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function BRotL(i: longint; j: cardinal): longint; {$ifdef systeminline}inline;{$endif}
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begin
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result := (i shl j) or (i shr (32-j));
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end;
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function BRotL(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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begin
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result := (i shl j) or (i shr (32-j));
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end;
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function BRotL(i: int64; j: cardinal): int64; {$ifdef systeminline}inline;{$endif}
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begin
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result := (i shl j) or (i shr (64-j));
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end;
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function BRotL(i: qword; j: cardinal): qword; {$ifdef systeminline}inline;{$endif}
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begin
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result := (i shl j) or (i shr (64-j));
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end;
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function BRotR(i: longint; j: cardinal): longint; {$ifdef systeminline}inline;{$endif}
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begin
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result := (i shr j) or (i shl (32-j));
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end;
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function BRotR(i,j: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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begin
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result := (i shr j) or (i shl (32-j));
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end;
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function BRotR(i: int64; j: cardinal): int64; {$ifdef systeminline}inline;{$endif}
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begin
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result := (i shr j) or (i shl (64-j));
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end;
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function BRotR(i: qword; j: cardinal): qword; {$ifdef systeminline}inline;{$endif}
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begin
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result := (i shr j) or (i shl (64-j));
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end;
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function BNot(i: longint): longint; {$ifdef systeminline}inline;{$endif}
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begin
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result := not(i);
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end;
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function BNot(i: cardinal): cardinal; {$ifdef systeminline}inline;{$endif}
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begin
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result := not(i);
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end;
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function BNot(i: int64): int64; {$ifdef systeminline}inline;{$endif}
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begin
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result := not(i);
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end;
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function BNot(i: qword): qword; {$ifdef systeminline}inline;{$endif}
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begin
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result := not(i);
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end;
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{$ifndef FPUNONE}
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begin
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SetExceptionMask([exInvalidOp, exDenormalized, exZeroDivide, exOverflow, exUnderflow, exPrecision])
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{$endif}
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end.
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