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75 lines
1.9 KiB
ObjectPascal
75 lines
1.9 KiB
ObjectPascal
{
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$Id$
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This file is part of the Free Pascal run time library.
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Copyright (c) 1998-2000 by the Free Pascal development team
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Basic Processor information about the Alpha
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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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{
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Basic Processor information about the Alpha
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}
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Unit CPUInfo;
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{$i fpcdefs.inc}
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Interface
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Type
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{ Natural integer register type and size for the target machine }
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{$ifdef FPC}
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AWord = Qword;
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{$else FPC}
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AWord = Longint;
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{$endif FPC}
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PAWord = ^AWord;
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{ This must be an ordinal type with the same size as a pointer
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Note: Must be unsigned! Otherwise, ugly code like
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pointer(-1) will result in a pointer with the value
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$fffffffffffffff on a 32bit machine if the compiler uses
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int64 constants internally (JM) }
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TConstPtrUInt = qword;
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bestreal = extended;
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ts32real = single;
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ts64real = double;
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ts80real = extended;
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ts64comp = extended;
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pbestreal=^bestreal;
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{ possible supported processors for this target }
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tprocessors =
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(no_processor,
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ClassEV7,
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ClassEV8
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);
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Const
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{ Size of native extended type }
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extended_size = 16;
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{# Size of a pointer }
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pointer_size = 8;
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{# Size of a multimedia register }
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mmreg_size = 8;
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{ target cpu string (used by compiler options) }
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target_cpu_string = 'alpha';
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{ size of the buffer used for setjump/longjmp
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the size of this buffer is deduced from the
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jmp_buf structure in setjumph.inc file
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}
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jmp_buf_size = 24;
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Implementation
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end.
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