author | Matti Laitinen <matti.t.laitinen@nokia.com> |
Thu, 11 Feb 2010 15:50:58 +0200 | |
changeset 0 | 818e61de6cd1 |
permissions | -rw-r--r-- |
0
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1 |
/* |
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* Copyright (c) 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 "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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* |
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*/ |
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using System; |
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using System.Collections.Generic; |
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using System.Text; |
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using SymbianUtils.Tracer; |
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using SymbianUtils.PluginManager; |
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using SymbianStructuresLib.Arm; |
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using SymbianStructuresLib.Arm.Disassembler; |
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using SymbianStructuresLib.Arm.Instructions; |
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using SymbianInstructionLib.Arm.Instructions.Arm; |
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using SymbianInstructionLib.Arm.Instructions.Thumb; |
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using SymbianInstructionLib.Arm.Instructions.Common; |
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using System.Reflection; |
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|
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namespace SymbianInstructionLib.Arm.Library |
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{ |
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public class ArmLibrary |
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{ |
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#region Constructors |
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public ArmLibrary() |
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{ |
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} |
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|
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static ArmLibrary() |
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{ |
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// Load all the ARM instructions |
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Comparison<ArmInstruction> armInstructionComparer = delegate( ArmInstruction aLeft, ArmInstruction aRight ) |
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{ |
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// We sort in reverse order, hence right compared to left |
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return aRight.SortOrder.CompareTo( aLeft.SortOrder ); |
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}; |
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iArmInstructions = new PluginManager<ArmInstruction>(); |
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iArmInstructions.LoadFromCallingAssembly(); |
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iArmInstructions.Sort( armInstructionComparer ); |
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|
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// Load all the THUMB instructions |
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Comparison<ThumbInstruction> thumbInstructionComparer = delegate( ThumbInstruction aLeft, ThumbInstruction aRight ) |
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{ |
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// We sort in reverse order, hence right compared to left |
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return aRight.SortOrder.CompareTo( aLeft.SortOrder ); |
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}; |
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iThumbInstructions = new PluginManager<ThumbInstruction>(); |
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iThumbInstructions.LoadFromCallingAssembly(); |
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iThumbInstructions.Sort( thumbInstructionComparer ); |
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|
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// Load disassembler if present |
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iDisassembler = new PluginManager<IArmDisassembler>(); |
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iDisassembler.Load( null ); |
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} |
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#endregion |
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|
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#region API |
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public IArmInstruction[] ConvertToInstructions( TArmInstructionSet aInstructionSet, uint[] aRawInstructions, uint aStartingAddress ) |
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{ |
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IArmInstruction[] ret = null; |
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// |
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switch ( aInstructionSet ) |
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{ |
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case TArmInstructionSet.EARM: |
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ret = ConvertToArm( aRawInstructions, aStartingAddress ); |
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break; |
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case TArmInstructionSet.ETHUMB: |
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ret = ConvertToThumb( aRawInstructions, aStartingAddress ); |
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break; |
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default: |
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throw new NotSupportedException(); |
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} |
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// |
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return ret; |
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} |
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86 |
#endregion |
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|
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#region Properties |
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#endregion |
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90 |
|
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#region Internal methods |
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private void Disassemble( ArmBaseInstruction aInstruction ) |
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93 |
{ |
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if ( iDisassembler.Count > 0 ) |
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95 |
{ |
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IArmDisassembler disassembler = iDisassembler[ 0 ]; |
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string disassembly = disassembler.Disassemble( aInstruction ); |
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aInstruction.AIDisassembly = disassembly; |
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99 |
} |
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100 |
} |
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101 |
|
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private IArmInstruction[] ConvertToArm( uint[] aRawInstructions, uint aStartingAddress ) |
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103 |
{ |
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// TODO: optimise this |
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List<IArmInstruction> ret = new List<IArmInstruction>(); |
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106 |
// |
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uint address = aStartingAddress; |
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108 |
for ( int i = 0; i < aRawInstructions.Length; i++, address += 4 ) |
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109 |
{ |
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110 |
uint raw = aRawInstructions[ i ]; |
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111 |
foreach ( ArmInstruction inst in iArmInstructions ) |
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112 |
{ |
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113 |
if ( inst.Matches( raw ) ) |
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114 |
{ |
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115 |
Type type = inst.GetType(); |
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116 |
ConstructorInfo ctor = type.GetConstructor( new Type[] { } ); |
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117 |
ArmInstruction copy = (ArmInstruction) ctor.Invoke( new object[] { } ); |
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118 |
copy.AIAddress = address; |
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119 |
copy.AIRawValue = raw; |
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120 |
ret.Add( copy ); |
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121 |
Disassemble( copy ); |
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122 |
break; |
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123 |
} |
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124 |
} |
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125 |
} |
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126 |
// |
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127 |
return ret.ToArray(); |
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128 |
} |
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129 |
|
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130 |
private IArmInstruction[] ConvertToThumb( uint[] aRawInstructions, uint aStartingAddress ) |
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131 |
{ |
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132 |
// TODO: optimise this |
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133 |
List<IArmInstruction> ret = new List<IArmInstruction>(); |
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134 |
// |
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135 |
uint address = aStartingAddress; |
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136 |
for ( int i = 0; i < aRawInstructions.Length; i++, address += 2 ) |
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137 |
{ |
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138 |
uint raw = aRawInstructions[ i ]; |
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139 |
foreach ( ThumbInstruction inst in iThumbInstructions ) |
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140 |
{ |
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141 |
if ( inst.Matches( raw ) ) |
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142 |
{ |
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143 |
Type type = inst.GetType(); |
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144 |
ConstructorInfo ctor = type.GetConstructor( new Type[] { } ); |
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145 |
ThumbInstruction copy = (ThumbInstruction) ctor.Invoke( new object[] { } ); |
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146 |
copy.AIAddress = address; |
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147 |
copy.AIRawValue = raw; |
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148 |
ret.Add( copy ); |
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149 |
Disassemble( copy ); |
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150 |
break; |
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151 |
} |
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152 |
} |
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153 |
} |
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154 |
// |
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155 |
return ret.ToArray(); |
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156 |
} |
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157 |
#endregion |
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158 |
|
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159 |
#region Data members |
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160 |
private static readonly PluginManager<ArmInstruction> iArmInstructions; |
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161 |
private static readonly PluginManager<ThumbInstruction> iThumbInstructions; |
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162 |
private static readonly PluginManager<IArmDisassembler> iDisassembler; |
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163 |
#endregion |
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164 |
} |
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165 |
} |