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30 lines
1.2 KiB
PHP
30 lines
1.2 KiB
PHP
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 1999-2004 by Florian Klaempfl
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member of the Free Pascal development team
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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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{ x86-64 fpu control word }
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type
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TFPURoundingMode = (rmNearest, rmDown, rmUp, rmTruncate);
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TFPUPrecisionMode = (pmSingle, pmReserved, pmDouble, pmExtended);
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TFPUException = (exInvalidOp, exDenormalized, exZeroDivide,
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exOverflow, exUnderflow, exPrecision);
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TFPUExceptionMask = set of TFPUException;
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function GetRoundMode: TFPURoundingMode;
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function SetRoundMode(const RoundMode: TFPURoundingMode): TFPURoundingMode;
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function GetPrecisionMode: TFPUPrecisionMode;
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function SetPrecisionMode(const Precision: TFPUPrecisionMode): TFPUPrecisionMode;
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function GetExceptionMask: TFPUExceptionMask;
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function SetExceptionMask(const Mask: TFPUExceptionMask): TFPUExceptionMask;
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procedure ClearExceptions(RaisePending: Boolean =true);
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