30 lines
1 KiB
C++
30 lines
1 KiB
C++
/* This file is part of the dynarmic project.
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* Copyright (c) 2018 MerryMage
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* This software may be used and distributed according to the terms of the GNU
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* General Public License version 2 or any later version.
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*/
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#pragma once
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#include "common/common_types.h"
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namespace Dynarmic::FP {
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/// Ordering of first four values is important as they correspond to bits in FPCR.
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enum class RoundingMode {
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/// Round to nearest floating point. If there is a tie, round to nearest even digit in required position.
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ToNearest_TieEven,
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/// Round up towards positive infinity.
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TowardsPlusInfinity,
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/// Round downwards towards negative infinity.
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TowardsMinusInfinity,
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/// Truncate towards zero.
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TowardsZero,
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/// Round to nearest floating point. If there is a tie, round away from zero.
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ToNearest_TieAwayFromZero,
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/// Von Neumann rounding (as modified by Brent). Also known as sticky rounding.
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/// Set the least significant bit to 1 if the result is not exact.
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ToOdd,
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};
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} // namespace Dynarmic::FP
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