1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 * 

    14 * Description:

    15 *

    16 */

    17 using System;

    18 using System.Collections.Generic;

    19 using System.Text;

    20 using SymbianUtils.BasicTypes;

    21 using SymbianStructuresLib.Arm.Registers;

    22 using SymbianStructuresLib.Arm.Registers.VFP;

    23 using SymbianStructuresLib.Arm.Instructions;

    24 using SymbianInstructionLib.Arm.Instructions.Common;

    25 

    26 namespace SymbianInstructionLib.Arm.Instructions.Arm.DataTransfer

    27 {

    28     [ArmRefAttribute( "C4.1.56 FSTMD", "FSTM<addressing_mode>D{<cond>} <Rn>{!}, <registers>" )]

    29     public class Arm_FSTMD : Arm_LoadOrStoreMultiple_VFP

    30     {

    31         #region Constructors

    32         public Arm_FSTMD()

    33         {

    34             // Same as FSTMDBD (non-stacking)

    35             //

    36             // 1110 => Condition = "Always"

    37             //  110 => FSTMD (1) instruction signature

    38             //    1 => P = addressing mode

    39             //    0 => U = addressing mode

    40             //    0 => ?

    41             //    1 => W = write a modified value back to its base register Rn

    42             //    0 => ?

    43             // 1101 => Rn = Specifies the base register used by <addressing_mode>. => SP

    44             // 

    45             //             Cond             PU     SWL      Rn       Dd                offset

    46             base.SetMask( "####" + "110" + "##" + "0#0" + "####" + "####" + "1011" + "########" );

    47         }

    48         #endregion

    49 

    50         #region From Arm_LoadOrStore

    51         public override TArmDataTransferType DataTransferType

    52         {

    53             get { return TArmDataTransferType.EStore; }

    54         }

    55         #endregion

    56 

    57         #region API

    58         #endregion

    59 

    60         #region Properties

    61         public override TArmRegisterTypeVFP FirstRegister

    62         {

    63             get

    64             {

    65                 uint firstReg = Arm_LoadOrStoreMultiple_VFP.KMaskFirstReg.Apply( base.AIRawValue );

    66                 TArmRegisterTypeVFP ret = (TArmRegisterTypeVFP) firstReg;

    67                 return ret;

    68             }

    69         }

    70 

    71         public override TArmRegisterTypeVFP[] Registers

    72         {

    73             get

    74             {

    75                 uint offset = base.Offset;

    76                 uint firstReg = (uint) this.FirstRegister;

    77                 uint regCount = (uint) ( offset / 2 );

    78 

    79                 List<TArmRegisterTypeVFP> regs = new List<TArmRegisterTypeVFP>();

    80                 for ( uint i = firstReg; i < regCount + firstReg; i++ )

    81                 {

    82                     regs.Add( (TArmRegisterTypeVFP) i );

    83                 }

    84                 //

    85                 return regs.ToArray();

    86             }

    87         }

    88         #endregion

    89 

    90         #region Internal methods

    91         #endregion

    92 

    93         #region Data members

    94         #endregion

    95     }

    96 }

    97