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// Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the License "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// e32test\math\t_vfp.h
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//
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//
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#ifndef __T_VFP_H__
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#define __T_VFP_H__
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#include <e32std.h>
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#include <arm_vfp.h>
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#define ARCH_VERSION_VFPV2 1
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#define ARCH_VERSION_VFPV3_SUBARCH_V2 2
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#define ARCH_VERSION_VFPV3_SUBARCH_NULL 3
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#define ARCH_VERSION_VFPV3_SUBARCH_V3 4
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class Vfp
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{
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public:
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static TUint32 Fpscr();
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static void SetFpscr(TUint32 aVal);
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static TReal32 SReg(TInt aReg);
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static void SetSReg(TReal32 aVal, TInt aReg);
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static TInt32 SRegInt(TInt aReg);
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static void SetSReg(TInt32 aVal, TInt aReg);
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static void AbsS(); // S0 = ABS(S1)
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static void AddS(); // S0 = S1 + S2
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static void CmpS(); // compare S0, S1
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static void CmpES(); // compare S0, S1
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static void CmpEZS(); // compare S0, 0
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static void CmpZS(); // compare S0, 0
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static void Cpy0S(TInt aReg); // S0 = Sn
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static void CpyS0(TInt aReg); // Sn = S0
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static void DivS(); // S0 = S1 / S2
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static void MacS(); // S0 += S1 * S2
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static void MscS(); // S0 = S1 * S2 - S0
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static void MulS(); // S0 = S1 * S2
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static void NegS(); // S0 = -S1
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static void NMacS(); // S0 -= S1 * S2
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static void NMscS(); // S0 = -S0 - S1 * S2
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static void NMulS(); // S0 = -S1 * S2
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static void SqrtS(); // S0 = sqrt(S1)
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static void SubS(); // S0 = S1 - S2
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static TReal64 DReg(TInt aReg);
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static void SetDReg(TReal64 aVal, TInt aReg);
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static TInt64 DRegInt(TInt aReg);
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static void SetDReg(TInt64 aVal, TInt aReg);
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static void AbsD(); // D0 = ABS(D1)
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static void AddD(); // D0 = D1 + D2
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static void CmpD(); // compare D0, D1
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static void CmpED(); // compare D0, D1
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static void CmpEZD(); // compare D0, 0
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static void CmpZD(); // compare D0, 0
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static void Cpy0D(TInt aReg); // D0 = Dn
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static void CpyD0(TInt aReg); // Dn = D0
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static void DivD(); // D0 = D1 / D2
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static void MacD(); // D0 += D1 * D2
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static void MscD(); // D0 = D1 * D2 - D0
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static void MulD(); // D0 = D1 * D2
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static void NegD(); // D0 = -D1
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static void NMacD(); // D0 -= D1 * D2
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static void NMscD(); // D0 = -D0 - D1 * D2
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static void NMulD(); // D0 = -D1 * D2
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static void SqrtD(); // D0 = sqrt(D1)
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static void SubD(); // D0 = D1 - D2
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static void CvtDS(); // D0 = S2
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static void CvtSD(); // S0 = D1
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static void SitoD(); // D0 = IS2
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static void SitoS(); // S0 = IS2
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static void TosiD(); // IS0 = D1
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static void TosiZD(); // IS0 = D1 round towards 0
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static void TosiS(); // IS0 = S2
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static void TosiZS(); // IS0 = S2 round towards 0
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static void UitoD(); // D0 = US2
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static void UitoS(); // S0 = US2
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static void TouiD(); // US0 = D1
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static void TouiZD(); // US0 = D1 round towards 0
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static void TouiS(); // US0 = S2
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static void TouiZS(); // US0 = S2 round towards 0
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// VFPv3 support
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static void ToFixedS(TInt aBits); // Convert to fixed (aBits) precision
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static void FromFixedS(TInt aBits); // Convert from fixed (aBits) precision
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static void TconstS2(); // S0=2
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static void TconstS2_8(); // S0=2.875
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static void TconstD2(); // D0=2
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static void TconstD2_8(); // D0=2.875
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};
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GLREF_C TInt NeonWithF2(TAny*);
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GLREF_C TInt NeonWithF3(TAny*);
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GLREF_C TInt NeonWithF4x(TAny*);
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GLREF_C TInt ThumbMode(TAny*);
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#endif
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