public override ICodeNode VisitReturnExpression(ReturnExpression node)
{
node = (ReturnExpression)this.VisitReturnExpression(node);
V_0 = this.context.get_MethodContext().get_Method().get_ReturnType().Resolve();
if (V_0 == null)
{
return(node);
}
if (node.get_Value() == null)
{
return(node);
}
if (V_0.get_IsEnum() && !this.context.get_MethodContext().get_Method().get_ReturnType().get_IsArray() && node.get_Value().get_ExpressionType() == null || String.op_Inequality(node.get_Value().get_ExpressionType().get_FullName(), V_0.get_FullName()))
{
if (node.get_Value() as LiteralExpression == null)
{
if (node.get_Value() as ExplicitCastExpression == null || (node.get_Value() as ExplicitCastExpression).get_Expression() as LiteralExpression == null)
{
if (node.get_Value().get_HasType() && this.NeedsCast(node.get_Value().get_ExpressionType(), V_0))
{
node.set_Value(new ExplicitCastExpression(node.get_Value(), V_0, null));
}
}
else
{
node.set_Value(EnumHelper.GetEnumExpression(V_0, (node.get_Value() as ExplicitCastExpression).get_Expression() as LiteralExpression, this.typeSystem));
}
}
else
{
node.set_Value(EnumHelper.GetEnumExpression(V_0, node.get_Value() as LiteralExpression, this.typeSystem));
}
}
return(node);
}
internal void RemoveBlockAt(int index)
{
V_0 = this.get_Blocks()[index];
V_1 = V_0.get_Last().get_Next();
if (V_0.get_Predecessors().get_Count() > 0)
{
throw new Exception("The block to be removed cannot have predecessors");
}
V_2 = this.get_Blocks();
this.set_Blocks(new InstructionBlock[(int)this.get_Blocks().Length - 1]);
V_3 = 0;
while (V_3 < (int)this.get_Blocks().Length)
{
if (V_3 >= index)
{
stackVariable29 = 1;
}
else
{
stackVariable29 = 0;
}
V_4 = stackVariable29;
this.get_Blocks()[V_3] = V_2[V_3 + V_4];
this.get_Blocks()[V_3].set_Index(V_3);
dummyVar0 = this.get_Blocks()[V_3].get_Predecessors().Remove(V_0);
if ((object)this.get_Blocks()[V_3].get_First().get_Previous() == (object)V_0.get_Last())
{
this.get_Blocks()[V_3].get_First().set_Previous(V_0.get_First().get_Previous());
}
if ((object)this.get_Blocks()[V_3].get_Last().get_Next() == (object)V_0.get_First())
{
this.get_Blocks()[V_3].get_Last().set_Next(V_0.get_Last().get_Next());
}
V_3 = V_3 + 1;
}
dummyVar1 = this.get_InstructionToBlockMapping().Remove(V_0.get_First().get_Offset());
dummyVar2 = this.get_SwitchBlocksInformation().Remove(V_0);
V_0.set_Successors(new InstructionBlock[0]);
V_5 = V_0.GetEnumerator();
try
{
while (V_5.MoveNext())
{
V_6 = V_5.get_Current();
dummyVar3 = this.get_OffsetToInstruction().Remove(V_6.get_Offset());
}
}
finally
{
if (V_5 != null)
{
V_5.Dispose();
}
}
V_7 = this.get_MethodBody().get_ExceptionHandlers().GetEnumerator();
try
{
while (V_7.MoveNext())
{
V_8 = V_7.get_Current();
if ((object)V_8.get_TryStart() == (object)V_0.get_First())
{
V_8.set_TryStart(V_1);
}
if ((object)V_8.get_TryEnd() == (object)V_0.get_First())
{
V_8.set_TryEnd(V_1);
}
if ((object)V_8.get_HandlerStart() == (object)V_0.get_First())
{
V_8.set_HandlerStart(V_1);
}
if ((object)V_8.get_HandlerEnd() == (object)V_0.get_First())
{
V_8.set_HandlerEnd(V_1);
}
if ((object)V_8.get_FilterStart() == (object)V_0.get_First())
{
V_8.set_FilterStart(V_1);
}
if ((object)V_8.get_FilterEnd() != (object)V_0.get_First())
{
continue;
}
V_8.set_FilterEnd(V_1);
}
}
finally
{
V_7.Dispose();
}
V_0.set_Index(-1);
return;
}
public static bool AreEqual(TypeReference firstType, TypeReference secondType)
{
if (String.op_Equality(firstType.GetFriendlyFullName(null), secondType.GetFriendlyFullName(null)))
{
return(true);
}
V_0 = firstType.GetElementType();
V_1 = secondType.GetElementType();
if (V_0.get_HasGenericParameters() && V_1.get_HasGenericParameters() && String.op_Equality(V_0.get_FullName(), V_1.get_FullName()) && V_0.get_GenericParameters().get_Count() == V_1.get_GenericParameters().get_Count())
{
return(true);
}
return(false);
}
public override void VisitBinaryExpression(BinaryExpression node)
{
this.VisitBinaryExpression(node);
if (node.get_Operator() == 26 && node.get_Right().get_CodeNodeType() == 38)
{
V_0 = node.get_Right() as ArrayCreationExpression;
V_1 = Utilities.IsInitializerPresent(V_0.get_Initializer());
if (node.get_Left().get_CodeNodeType() == 27)
{
V_2 = node.get_Left() as VariableDeclarationExpression;
node.set_Left(new ArrayVariableDeclarationExpression(V_2, V_0.get_ElementType(), V_0.get_Dimensions().CloneExpressionsOnly(), V_1, null));
}
if (node.get_Left().get_CodeNodeType() == 26)
{
V_3 = node.get_Left() as VariableReferenceExpression;
node.set_Left(new ArrayVariableReferenceExpression(V_3, V_0.get_ElementType(), V_0.get_Dimensions().CloneExpressionsOnly(), V_1, null));
}
if (node.get_Left().get_CodeNodeType() == 30)
{
V_4 = node.get_Left() as FieldReferenceExpression;
node.set_Left(new ArrayAssignmentFieldReferenceExpression(V_4, V_0.get_ElementType(), V_0.get_Dimensions().CloneExpressionsOnly(), V_1, null));
}
}
return;
}
public static KeyValuePair <CFGBlockLogicalConstruct, CFGBlockLogicalConstruct> SplitCFGBlockAt(LogicalFlowBuilderContext logicalContext, CFGBlockLogicalConstruct cfgBlock, int expressionIndex)
{
V_0 = cfgBlock.get_LogicalConstructExpressions();
if (V_0 == null)
{
throw new ArgumentNullException("blockExpressions");
}
if (expressionIndex <= 0 || expressionIndex >= V_0.get_Count())
{
throw new ArgumentOutOfRangeException("expressionIndex");
}
V_1 = logicalContext.get_CFGBlockToLogicalConstructMap().get_Item(cfgBlock.get_TheBlock());
V_2 = (int)V_1.Length;
V_3 = 0;
while (V_3 < V_2 && cfgBlock != V_1[V_3])
{
V_3 = V_3 + 1;
}
if (V_3 == V_2)
{
throw new ArgumentException("cfgBlock");
}
V_4 = cfgBlock.get_LogicalConstructExpressions().GetRange(0, expressionIndex);
V_5 = new PartialCFGBlockLogicalConstruct(cfgBlock, V_4);
V_5.RedirectPredecessors();
V_6 = cfgBlock.get_LogicalConstructExpressions().GetRange(expressionIndex, V_0.get_Count() - expressionIndex);
V_7 = new PartialCFGBlockLogicalConstruct(cfgBlock, V_6);
V_7.RedirectSuccessors();
V_5.AddToSuccessors(V_7);
V_7.AddToPredecessors(V_5);
V_8 = new CFGBlockLogicalConstruct[V_2 + 1];
V_9 = 0;
V_10 = 0;
while (V_9 < V_2)
{
if (V_9 == V_3)
{
V_8[V_10] = V_5;
stackVariable68 = V_10 + 1;
V_10 = stackVariable68;
V_8[stackVariable68] = V_7;
}
else
{
V_8[V_10] = V_1[V_9];
}
V_9 = V_9 + 1;
V_10 = V_10 + 1;
}
logicalContext.get_CFGBlockToLogicalConstructMap().set_Item(cfgBlock.get_TheBlock(), V_8);
return(new KeyValuePair <CFGBlockLogicalConstruct, CFGBlockLogicalConstruct>(V_5, V_7));
}
private LinqQueryExpression ProcessExtensionMethodChain(IEnumerable <MethodInvocationExpression> methodInvocations, MethodInvocationExpression topInvoke, bool queryable)
{
this.currentIdentifier = null;
this.clauses.Clear();
V_0 = methodInvocations.GetEnumerator();
try
{
while (true)
{
if (V_0.MoveNext())
{
V_1 = V_0.get_Current();
V_2 = true;
V_3 = V_1.get_MethodExpression().get_MethodDefinition().get_Name();
if (V_3 == null)
{
break;
}
if (String.op_Equality(V_3, "Select"))
{
V_2 = this.TryProcessSelectMethod(V_1, queryable);
}
else
{
if (String.op_Equality(V_3, "SelectMany"))
{
V_2 = this.TryProcessSelectManyMethod(V_1, queryable);
}
else
{
if (String.op_Equality(V_3, "Where"))
{
V_2 = this.TryProcessWhereMethod(V_1, queryable);
}
else
{
if (String.op_Equality(V_3, "OrderBy"))
{
V_2 = this.TryProcessOrderByMethod(V_1, true, queryable);
}
else
{
if (String.op_Equality(V_3, "OrderByDescending"))
{
V_2 = this.TryProcessOrderByMethod(V_1, false, queryable);
}
else
{
if (String.op_Equality(V_3, "ThenBy"))
{
V_2 = this.TryProcessThenByMethod(V_1, true, queryable);
}
else
{
if (String.op_Equality(V_3, "ThenByDescending"))
{
V_2 = this.TryProcessThenByMethod(V_1, false, queryable);
}
else
{
if (String.op_Equality(V_3, "Join"))
{
V_2 = this.TryProcessJoinMethod(V_1, false, queryable);
}
else
{
if (String.op_Equality(V_3, "GroupJoin"))
{
V_2 = this.TryProcessJoinMethod(V_1, true, queryable);
}
else
{
if (!String.op_Equality(V_3, "GroupBy"))
{
break;
}
V_2 = this.TryProcessGroupByMethod(V_1, queryable);
}
}
}
}
}
}
}
}
}
if (!V_2)
{
V_5 = null;
goto Label1;
}
}
else
{
goto Label0;
}
}
V_5 = null;
}
finally
{
if (V_0 != null)
{
V_0.Dispose();
}
}
Label1:
return(V_5);
Label0:
if (this.clauses.get_Count() == 0)
{
return(null);
}
if (this.currentIdentifier != null)
{
this.clauses.Add(new SelectClause(new VariableReferenceExpression(this.currentIdentifier, null), null));
}
return(new LinqQueryExpression(new List <QueryClause>(this.clauses), topInvoke.get_ExpressionType(), null));
}
private bool TryProcessGroupByMethod(MethodInvocationExpression methodInvoke, bool queryable)
{
V_0 = methodInvoke.get_MethodExpression().get_MethodDefinition();
if (V_0.get_Parameters().get_Count() > 3 || V_0.get_Parameters().get_Count() != V_0.get_GenericParameters().get_Count() || V_0.get_GenericParameters().get_Count() == 3 && String.op_Inequality(V_0.get_GenericParameters().get_Item(2).get_Name(), "TElement"))
{
return(false);
}
V_1 = this.GetLambdaExpression(methodInvoke.get_Arguments().get_Item(1), queryable);
if (V_1 == null || V_1.get_Arguments().get_Count() != 1)
{
return(false);
}
this.ProcessCurrentIdentifier(methodInvoke.get_Arguments().get_Item(0), V_1.get_Parameters()[0].Resolve());
stackVariable44 = new VariableReference[1];
stackVariable44[0] = this.currentIdentifier;
V_2 = this.ProcessReturnExpression(V_1, stackVariable44);
if (V_2 == null)
{
return(false);
}
if (methodInvoke.get_Arguments().get_Count() != 3)
{
V_3 = new VariableReferenceExpression(this.currentIdentifier, null);
}
else
{
V_4 = this.GetLambdaExpression(methodInvoke.get_Arguments().get_Item(2), queryable);
if (V_4 == null || V_4.get_Arguments().get_Count() != 1)
{
return(false);
}
stackVariable84 = new VariableReference[1];
stackVariable84[0] = this.currentIdentifier;
V_3 = this.ProcessReturnExpression(V_4, stackVariable84);
if (V_3 == null)
{
return(false);
}
}
this.clauses.Add(new GroupClause(V_3, V_2, methodInvoke.get_InvocationInstructions()));
this.currentIdentifier = null;
return(true);
}
public override ICodeNode VisitPropertyReferenceExpression(PropertyReferenceExpression node)
{
V_0 = node.get_MethodExpression();
if (V_0.get_Target() == null || V_0.get_Target().get_CodeNodeType() != 26 || !this.asyncData.get_AwaiterVariables().Contains((V_0.get_Target() as VariableReferenceExpression).get_Variable()))
{
return(this.VisitPropertyReferenceExpression(node));
}
V_1 = (V_0.get_Target() as VariableReferenceExpression).get_Variable();
if ((object)this.currentAwaiterVariable == (object)V_1 && String.op_Equality(V_0.get_Method().get_Name(), "get_IsCompleted") && this.matcherState == 1)
{
this.matcherState = 6;
return(null);
}
this.matcherState = 8;
return(node);
}
private bool IsGetCurrent(Expression expression)
{
V_0 = expression as MethodInvocationExpression;
if (V_0 == null)
{
V_1 = expression as PropertyReferenceExpression;
if (V_1 == null)
{
return(false);
}
return(String.op_Equality(V_1.get_Property().get_Name(), "Current"));
}
if (V_0.get_MethodExpression().get_Target() as VariableReferenceExpression == null || String.op_Inequality(V_0.get_MethodExpression().get_Method().get_Name(), "get_Current"))
{
return(false);
}
if ((object)(V_0.get_MethodExpression().get_Target() as VariableReferenceExpression).get_Variable() != (object)this.theEnumerator)
{
return(false);
}
return(true);
}
private bool GetBuilderField()
{
stackVariable2 = this.GetStateMachineMethod("SetStateMachine");
if (stackVariable2 == null)
{
dummyVar0 = stackVariable2;
stackVariable2 = this.GetStateMachineMethod("System.Runtime.CompilerServices.IAsyncStateMachine.SetStateMachine");
}
V_0 = stackVariable2;
if (V_0 == null || V_0.get_Body() == null)
{
return(false);
}
if (V_0.get_Body().get_Instructions().get_Count() <= 1)
{
V_5 = this.stateMachineTypeDef.get_Fields().GetEnumerator();
try
{
while (V_5.MoveNext())
{
V_6 = V_5.get_Current();
if (!String.op_Equality(V_6.get_FieldType().get_Name(), "AsyncVoidMethodBuilder") && !String.op_Equality(V_6.get_FieldType().get_Name(), "AsyncTaskMethodBuilder") && !String.op_Equality(V_6.get_FieldType().get_Name(), "AsyncTaskMethodBuilder`1"))
{
continue;
}
this.builderField = V_6;
V_4 = true;
goto Label1;
}
goto Label0;
}
finally
{
V_5.Dispose();
}
}
else
{
V_1 = V_0.get_Body().get_Instructions().GetEnumerator();
try
{
while (V_1.MoveNext())
{
V_2 = V_1.get_Current();
if (V_2.get_OpCode().get_Code() != 121)
{
continue;
}
this.builderField = ((FieldReference)V_2.get_Operand()).Resolve();
V_4 = true;
goto Label1;
}
goto Label0;
}
finally
{
V_1.Dispose();
}
}
Label1:
return(V_4);
Label0:
return(false);
}
public override ICodeNode VisitMethodInvocationExpression(MethodInvocationExpression node)
{
V_0 = node.get_MethodExpression();
if (V_0.get_Target() != null)
{
if (V_0.get_Target().get_CodeNodeType() == 26 && this.asyncData.get_AwaiterVariables().Contains((V_0.get_Target() as VariableReferenceExpression).get_Variable()))
{
V_1 = (V_0.get_Target() as VariableReferenceExpression).get_Variable();
if ((object)this.currentAwaiterVariable == (object)V_1)
{
if (!String.op_Equality(V_0.get_Method().get_Name(), "get_IsCompleted"))
{
if (String.op_Equality(V_0.get_Method().get_Name(), "GetResult") && this.matcherState & 2 == 2)
{
this.matcherState = this.matcherState ^ 2;
return(new AwaitExpression((Expression)this.Visit(this.awaitedExpression), V_0.get_Method().get_ReturnType(), node.get_UnderlyingSameMethodInstructions()));
}
}
else
{
if (this.matcherState == 1)
{
this.matcherState = 6;
return(null);
}
}
}
this.matcherState = 8;
return(node);
}
if (V_0.get_Target().get_CodeNodeType() == 30 && (object)(V_0.get_Target() as FieldReferenceExpression).get_Field().Resolve() == (object)this.builderField && String.op_Equality(V_0.get_Method().get_Name(), "SetResult"))
{
if (node.get_Arguments().get_Count() > 0)
{
stackVariable34 = node.get_Arguments().get_Item(0);
}
else
{
stackVariable34 = null;
}
return(new ReturnExpression(stackVariable34, V_0.get_UnderlyingSameMethodInstructions()));
}
}
return(this.VisitMethodInvocationExpression(node));
}
private YieldStateMachineControlFlowRebuilder.NextStateNumberSearchResult TryGetNextStateNumber(InstructionBlock theBlock, out int newStateNumber)
{
V_0 = theBlock.get_Last();
while ((object)V_0 != (object)theBlock.get_First())
{
if (V_0.get_OpCode().get_Code() == 122 && (object)this.stateField == (object)((FieldReference)V_0.get_Operand()).Resolve())
{
V_0 = V_0.get_Previous();
if (!StateMachineUtilities.TryGetOperandOfLdc(V_0, out newStateNumber))
{
return(0);
}
V_0 = V_0.get_Previous().get_Previous();
if (V_0.get_OpCode().get_Code() == 122 && this.CheckAndSaveCurrentItemField((FieldReference)V_0.get_Operand()))
{
return(1);
}
return(0);
}
V_0 = V_0.get_Previous();
}
newStateNumber = 0;
return(2);
}
private bool MarkTrueReturningPredecessorsAsYieldReturn(InstructionBlock theBlock)
{
V_0 = (new HashSet <InstructionBlock>(theBlock.get_Predecessors())).GetEnumerator();
try
{
while (V_0.MoveNext())
{
V_1 = V_0.get_Current();
if ((object)V_1.get_Last() != (object)V_1.get_First())
{
V_2 = null;
V_3 = V_1.get_Last();
if (StateMachineUtilities.IsUnconditionalBranch(V_3))
{
V_3 = V_3.get_Previous();
}
if (!this.IsFinallyMethodInvocationBlock(V_1))
{
if (!this.TryGetVariableFromInstruction(V_3, out V_2) || !this.CheckAndSaveReturnFlagVariable(V_2) || !StateMachineUtilities.TryGetOperandOfLdc(V_3.get_Previous(), out V_4))
{
V_5 = false;
goto Label1;
}
else
{
if (V_4 != 1)
{
if (V_4 == 0)
{
continue;
}
V_5 = false;
goto Label1;
}
else
{
if (this.TryAddToYieldReturningBlocks(V_1))
{
continue;
}
V_5 = false;
goto Label1;
}
}
}
else
{
if (this.MarkTrueReturningPredecessorsAsYieldReturn(V_1))
{
continue;
}
V_5 = false;
goto Label1;
}
}
else
{
if (!StateMachineUtilities.IsUnconditionalBranch(V_1.get_Last()))
{
V_5 = false;
goto Label1;
}
else
{
dummyVar0 = this.toBeRemoved.Add(V_1);
if (this.MarkTrueReturningPredecessorsAsYieldReturn(V_1))
{
continue;
}
V_5 = false;
goto Label1;
}
}
}
goto Label0;
}
finally
{
((IDisposable)V_0).Dispose();
}
Label1:
return(V_5);
Label0:
return(true);
}
protected void DecompileConstructorChain(MethodDefinition method, ILanguage language, DecompiledType decompiledType)
{
if (this.cacheService.IsDecompiledMemberInCache(method, language, this.renameInvalidMembers))
{
V_3 = this.cacheService.GetDecompiledMemberFromCache(method, language, this.renameInvalidMembers);
this.AddDecompiledMemberToDecompiledType(V_3, decompiledType);
BaseWriterContextService.AddAssignmentDataToDecompiledType(V_3, decompiledType);
return;
}
if (method.get_Body() == null)
{
V_4 = new CachedDecompiledMember(new DecompiledMember(Utilities.GetMemberUniqueName(method), null, null));
this.cacheService.AddDecompiledMemberToCache(method, language, this.renameInvalidMembers, V_4);
return;
}
V_0 = this.DecompileMethod(language, method, decompiledType.get_TypeContext().ShallowPartialClone());
V_1 = new List <CachedDecompiledMember>();
V_2 = method.get_DeclaringType();
if (!method.get_IsStatic())
{
V_5 = V_2.get_Methods().GetEnumerator();
try
{
while (V_5.MoveNext())
{
V_6 = V_5.get_Current();
if (!V_6.get_IsConstructor() || String.op_Equality(V_6.get_FullName(), V_0.get_Member().get_MemberFullName()) || V_6.get_IsStatic())
{
continue;
}
if (V_6.get_Body() != null)
{
V_1.Add(this.DecompileMethod(language, V_6, decompiledType.get_TypeContext().ShallowPartialClone()));
}
else
{
V_7 = new CachedDecompiledMember(new DecompiledMember(Utilities.GetMemberUniqueName(V_6), null, null));
V_1.Add(V_7);
}
}
}
finally
{
V_5.Dispose();
}
V_1.Add(V_0);
this.MergeConstructorsTypeContexts(V_1, decompiledType);
V_8 = V_1.GetEnumerator();
try
{
while (V_8.MoveNext())
{
V_9 = new BaseWriterContextService.u003cu003ec__DisplayClass15_0();
V_9.constructor = V_8.get_Current();
if (language as IntermediateLanguage == null)
{
this.RemoveBaseCtorInvocationStatements(V_9.constructor, decompiledType);
}
if (V_9.constructor.get_Member().get_Context() != null)
{
if (!this.cacheService.IsDecompiledMemberInCache(V_9.constructor.get_Member().get_Context().get_Method(), language, this.renameInvalidMembers))
{
this.cacheService.AddDecompiledMemberToCache(V_9.constructor.get_Member().get_Context().get_Method(), language, this.renameInvalidMembers, V_9.constructor);
}
}
else
{
V_10 = decompiledType.get_Type().get_Methods().First <MethodDefinition>(new Func <MethodDefinition, bool>(V_9.u003cDecompileConstructorChainu003eb__0));
if (!this.cacheService.IsDecompiledMemberInCache(V_10, language, this.renameInvalidMembers))
{
this.cacheService.AddDecompiledMemberToCache(V_10, language, this.renameInvalidMembers, V_9.constructor);
}
}
this.AddDecompiledMemberToDecompiledType(V_9.constructor, decompiledType);
}
}
finally
{
((IDisposable)V_8).Dispose();
}
}
return;
}
protected override TypeSpecificContext GetTypeContext(TypeDefinition type, ILanguage language, Dictionary <string, DecompiledType> decompiledTypes)
{
V_0 = this.GetTypeContext(type, language, decompiledTypes);
if (!V_0.get_IsWinRTImplementation() && V_0.get_CurrentType().get_IsNotPublic() && V_0.get_CurrentType().get_IsSealed() && V_0.get_CurrentType().get_Name().StartsWith("<CLR>"))
{
V_0.set_IsWinRTImplementation(true);
}
return(V_0);
}
private bool TryMatchCondition(Expression condition, BlockStatement block, CreateCompilerOptimizedSwitchByStringStatementsStep.SwitchData data)
{
if (condition.get_CodeNodeType() != 23 && condition.get_CodeNodeType() != 24)
{
return(false);
}
if (condition.get_CodeNodeType() != 24)
{
V_5 = condition as UnaryExpression;
if (V_5.get_Operator() != 11 || V_5.get_Operand().get_CodeNodeType() != 24)
{
return(false);
}
V_0 = V_5.get_Operand() as BinaryExpression;
}
else
{
V_0 = condition as BinaryExpression;
if (V_0.get_Operator() == 11)
{
if (!this.TryMatchCondition(V_0.get_Left(), null, data) || !this.TryMatchCondition(V_0.get_Right(), null, data))
{
return(false);
}
if (block != null)
{
V_2 = data.get_CaseConditionToBlockMap().get_Count() - 1;
V_4 = data.get_CaseConditionToBlockMap().get_Item(V_2);
V_3 = V_4.get_Key();
data.get_CaseConditionToBlockMap().set_Item(V_2, new KeyValuePair <Expression, BlockStatement>(V_3, block));
}
return(true);
}
}
if (V_0.get_Right().get_CodeNodeType() != 22 || V_0.get_Operator() != 9)
{
return(false);
}
V_1 = V_0.get_Right() as LiteralExpression;
if (condition.get_CodeNodeType() == 23 && String.op_Inequality(V_1.get_ExpressionType().get_FullName(), "System.String"))
{
return(false);
}
if (condition.get_CodeNodeType() == 24 && String.op_Inequality(V_1.get_ExpressionType().get_FullName(), "System.Object") || V_1.get_Value() != null)
{
return(false);
}
if (data.get_SwitchExpression() != null)
{
if (!data.get_SwitchExpression().Equals(V_0.get_Left()))
{
return(false);
}
data.get_SwitchExpressionLoadInstructions().Add(V_0.get_Left().get_UnderlyingSameMethodInstructions().First <Instruction>().get_Offset());
}
else
{
data.set_SwitchExpression(V_0.get_Left());
}
data.get_CaseConditionToBlockMap().Add(new KeyValuePair <Expression, BlockStatement>(V_1, block));
return(true);
}
private Expression GetIdentifierReference(VariableReference identifierReference, ref Expression target)
{
V_0 = target as MethodInvocationExpression;
if (V_0 == null || V_0.get_MethodExpression().get_MethodDefinition() == null || !V_0.get_MethodExpression().get_MethodDefinition().get_IsStatic() || !String.op_Equality(V_0.get_MethodExpression().get_MethodDefinition().get_DeclaringType().get_FullName(), "System.Linq.Enumerable") && !String.op_Equality(V_0.get_MethodExpression().get_MethodDefinition().get_DeclaringType().get_FullName(), "System.Linq.Queryable") || !String.op_Equality(V_0.get_MethodExpression().get_Method().get_Name(), "Cast"))
{
return(new VariableReferenceExpression(identifierReference, null));
}
target = V_0.get_Arguments().get_Item(0);
dummyVar0 = this.methodContext.get_UndeclaredLinqVariables().Remove(identifierReference.Resolve());
return(new VariableDeclarationExpression(identifierReference.Resolve(), null));
}
private Expression AddAssignmentCastIfNeeded(Expression expr)
{
V_0 = this.context.get_MethodContext().get_Method().get_Module().get_TypeSystem();
if (expr as BinaryExpression != null && (expr as BinaryExpression).get_IsAssignmentExpression())
{
V_1 = expr as BinaryExpression;
if ((object)V_1.get_Left().get_ExpressionType() != (object)V_1.get_Right().get_ExpressionType() && V_1.get_Left().get_ExpressionType().get_IsPrimitive() && V_1.get_Right().get_ExpressionType().get_IsPrimitive() && !this.IsSubtype(V_1.get_Right().get_ExpressionType(), V_1.get_Left().get_ExpressionType()) && V_1.get_Right().get_CodeNodeType() != 22)
{
if (V_1.get_Right().get_CodeNodeType() == 31 && String.op_Equality(V_1.get_Right().get_ExpressionType().get_FullName(), V_0.get_UInt16().get_FullName()) && String.op_Equality(V_1.get_Left().get_ExpressionType().get_FullName(), V_0.get_Char().get_FullName()))
{
((ExplicitCastExpression)V_1.get_Right()).set_TargetType(V_0.get_Char());
return(expr);
}
V_1.set_Right(new ExplicitCastExpression(V_1.get_Right(), V_1.get_Left().get_ExpressionType(), null));
}
}
return(expr);
}
private LinqQueryExpression RemoveTransparentIdentifiers(LinqQueryExpression originalQuery)
{
V_0 = (LinqQueryExpression)originalQuery.Clone();
V_1 = new List <VariableReference>();
V_2 = new RebuildLinqQueriesStep.LinqQueriesRebuilder.TransparentIdentifierCleaner();
V_3 = new HashSet <VariableReference>();
V_4 = 0;
while (V_4 < V_0.get_Clauses().get_Count())
{
V_0.get_Clauses().set_Item(V_4, (QueryClause)V_2.Visit(V_0.get_Clauses().get_Item(V_4)));
V_5 = V_0.get_Clauses().get_Item(V_4);
if (V_5.get_CodeNodeType() != 73)
{
if (V_5.get_CodeNodeType() != 78)
{
if (V_5.get_CodeNodeType() != 74 || V_4 == V_0.get_Clauses().get_Count() - 1)
{
if (V_5.get_CodeNodeType() == 80)
{
V_1.Clear();
V_1.Add(((IntoClause)V_5).get_Identifier().get_Variable());
}
}
else
{
V_6 = ((IntoClause)V_0.get_Clauses().get_Item(V_4 + 1)).get_Identifier().get_Variable();
if (this.IsTransparentIdentifier(V_6))
{
V_7 = this.GetPropertyToValueMap((V_5 as SelectClause).get_Expression());
if (V_7 == null)
{
return(originalQuery);
}
if (V_1.get_Count() != 2)
{
if (V_1.get_Count() != 1)
{
return(originalQuery);
}
V_8 = this.GenerateLetClause(V_7, V_1.get_Item(0));
if (V_8 == null)
{
return(originalQuery);
}
V_0.get_Clauses().set_Item(V_4, V_8);
V_0.get_Clauses().RemoveAt(V_4 + 1);
}
else
{
if (!this.RemoveIdentifier(V_7, V_1))
{
return(originalQuery);
}
V_0.get_Clauses().RemoveAt(V_4);
V_0.get_Clauses().RemoveAt(V_4);
V_4 = V_4 - 1;
}
dummyVar0 = this.methodContext.get_VariablesToRename().Add(V_6.Resolve());
dummyVar1 = V_3.Add(V_6);
V_1.Clear();
V_1.Add(V_6);
this.UpdateCleaner(V_2, V_6, V_7);
}
}
}
else
{
if (V_0.get_Clauses().get_Item(V_4 + 1).get_CodeNodeType() == 80)
{
V_1.Add(((IntoClause)V_0.get_Clauses().get_Item(V_4 + 1)).get_Identifier().get_Variable());
V_4 = V_4 + 1;
}
else
{
V_1.Add(this.GetVariableReference((V_5 as JoinClause).get_InnerIdentifier()));
}
}
}
else
{
V_1.Add(this.GetVariableReference((V_5 as FromClause).get_Identifier()));
}
V_4 = V_4 + 1;
}
if ((new RebuildLinqQueriesStep.LinqQueriesRebuilder.TransparentIdentifierFinder(V_3)).ContainsTransparentIdentifiers(V_0))
{
return(originalQuery);
}
return(V_0);
}
private InstructionBlock GetInstructionBlock(int instructionOffset)
{
V_0 = this.context.get_MethodContext().get_ControlFlowGraph().get_OffsetToInstruction().get_Item(instructionOffset);
while (!this.context.get_MethodContext().get_ControlFlowGraph().get_InstructionToBlockMapping().TryGetValue(V_0.get_Offset(), out V_1))
{
V_0 = V_0.get_Previous();
}
return(V_1);
}
private CanCastExpression CreateCanCastExpression(MatchContext matchContext, BinaryExpression node)
{
V_0 = (SafeCastExpression)matchContext.get_Item("SafeCast");
V_1 = new List <Instruction>();
V_1.AddRange(V_0.get_MappedInstructions());
V_1.AddRange(node.get_MappedInstructions());
V_1.AddRange(node.get_Right().get_UnderlyingSameMethodInstructions());
return(new CanCastExpression((Expression)this.codeTransformer.Visit(V_0.get_Expression()), V_0.get_TargetType(), V_1));
}
private bool ChangesAssignedExpression(Expression currentExpression, Expression assignedValue, Expression assignmentRecipient)
{
if (currentExpression as MethodInvocationExpression != null)
{
V_1 = currentExpression as MethodInvocationExpression;
if (assignedValue.get_ExpressionType().get_IsByReference() && V_1.get_MethodExpression().get_Target() != null)
{
V_2 = V_1.get_MethodExpression().get_Target();
if (V_2.Equals(assignmentRecipient))
{
return(false);
}
if (V_2 as UnaryExpression != null && (V_2 as UnaryExpression).get_Operator() == 8 && (V_2 as UnaryExpression).get_Operand().Equals(assignmentRecipient))
{
return(false);
}
}
return(true);
}
if (currentExpression as BinaryExpression == null)
{
return(false);
}
V_0 = currentExpression as BinaryExpression;
if (V_0.get_Left().Equals(assignedValue))
{
return(true);
}
if (assignedValue as ArrayIndexerExpression != null)
{
V_3 = assignedValue as ArrayIndexerExpression;
if (V_0.get_Left().Equals(V_3.get_Target()))
{
return(true);
}
V_4 = V_3.get_Indices().GetEnumerator();
try
{
while (V_4.MoveNext())
{
V_5 = V_4.get_Current();
if (!V_0.get_Left().Equals(V_5))
{
continue;
}
V_6 = true;
goto Label1;
}
goto Label0;
}
finally
{
if (V_4 != null)
{
V_4.Dispose();
}
}
Label1:
return(V_6);
}
Label0:
if (assignedValue as UnaryExpression != null)
{
return(this.ChangesAssignedExpression(currentExpression, (assignedValue as UnaryExpression).get_Operand(), assignmentRecipient));
}
if (assignedValue as ExplicitCastExpression != null)
{
return(this.ChangesAssignedExpression(currentExpression, (assignedValue as ExplicitCastExpression).get_Expression(), assignmentRecipient));
}
if (assignedValue as CanCastExpression == null)
{
return(false);
}
return(this.ChangesAssignedExpression(currentExpression, (assignedValue as CanCastExpression).get_Expression(), assignmentRecipient));
}
protected override void InlineInBlocks()
{
V_0 = this.methodContext.get_Expressions().get_BlockExpressions().GetEnumerator();
try
{
while (V_0.MoveNext())
{
V_1 = V_0.get_Current();
V_2 = V_1.get_Value();
V_3 = new Boolean[V_2.get_Count()];
V_4 = (int)this.methodContext.get_ControlFlowGraph().get_InstructionToBlockMapping().get_Item(V_1.get_Key()).get_Successors().Length > 1;
V_5 = V_2.get_Count() - 2;
V_6 = V_5 + 1;
while (V_5 >= 0)
{
V_7 = V_2.get_Item(V_5) as BinaryExpression;
if (V_7 == null || !V_7.get_IsAssignmentExpression() || V_7.get_Left().get_CodeNodeType() != 26)
{
V_6 = V_5;
}
else
{
V_8 = (V_7.get_Left() as VariableReferenceExpression).get_Variable().Resolve();
if (this.variablesToInline.Contains(V_8))
{
V_9 = V_7.get_Right();
if (this.IsEnumeratorGetCurrent(V_9) || this.IsQueryInvocation(V_9) || V_8.get_VariableType() != null && V_8.get_VariableType().get_IsPinned())
{
V_6 = V_5;
}
else
{
V_10 = new List <Instruction>(V_7.get_MappedInstructions());
V_10.AddRange(V_7.get_Left().get_UnderlyingSameMethodInstructions());
stackVariable78 = this.inliner;
stackVariable79 = V_8;
stackVariable82 = V_9.CloneAndAttachInstructions(V_10);
stackVariable85 = V_2.get_Item(V_6);
if (!V_4)
{
stackVariable87 = false;
}
else
{
stackVariable87 = V_6 + 1 == V_2.get_Count();
}
if (!stackVariable78.TryInlineVariable(stackVariable79, stackVariable82, stackVariable85, stackVariable87, out V_11))
{
V_6 = V_5;
}
else
{
V_2.set_Item(V_6, (Expression)V_11);
V_3[V_5] = true;
}
}
}
else
{
V_6 = V_5;
}
}
V_5 = V_5 - 1;
}
this.FastRemoveExpressions(V_2, V_3);
}
}
finally
{
((IDisposable)V_0).Dispose();
}
return;
}
private static string FormatLabel(int offset)
{
V_0 = String.Concat("000", offset.ToString("x"));
return(String.Concat("IL_", V_0.Substring(V_0.get_Length() - 4)));
}
public override ICodeNode VisitBoxExpression(BoxExpression node)
{
dummyVar0 = this.VisitBoxExpression(node);
if (node.get_BoxedExpression().get_CodeNodeType() == 22 && String.op_Equality(node.get_BoxedAs().get_FullName(), this.currentTypeSystem.get_Boolean().get_FullName()))
{
this.FixBooleanLiteral(node.get_BoxedExpression() as LiteralExpression);
return(node.get_BoxedExpression().CloneAndAttachInstructions(node.get_MappedInstructions()));
}
if (node.get_BoxedExpression().get_CodeNodeType() == 31 && ((ExplicitCastExpression)node.get_BoxedExpression()).get_Expression().get_CodeNodeType() == 31)
{
stackVariable20 = node.get_BoxedExpression() as ExplicitCastExpression;
V_0 = stackVariable20.get_Expression() as ExplicitCastExpression;
if (String.op_Equality(stackVariable20.get_TargetType().get_FullName(), this.currentTypeSystem.get_Char().get_FullName()) && String.op_Equality(V_0.get_TargetType().get_FullName(), this.currentTypeSystem.get_UInt16().get_FullName()))
{
V_0.set_TargetType(this.currentTypeSystem.get_Char());
node.set_BoxedExpression(V_0);
}
}
return(node);
}
private bool IsNullCheck(Expression condition)
{
if (condition as BinaryExpression == null)
{
return(false);
}
V_0 = condition as BinaryExpression;
if (V_0.get_Operator() == 10 && V_0.get_Right() as LiteralExpression != null && (V_0.get_Right() as LiteralExpression).get_Value() == null)
{
return(true);
}
return(false);
}
private bool IsTempVariable(VariableReference variable)
{
V_0 = this.methodContext.get_VariableDefinitionToNameMap().get_Item(variable.Resolve());
if (!V_0.StartsWith("CS$") && !V_0.StartsWith("VB$") && V_0.IndexOf("__init") <= 0 && !V_0.StartsWith("stackVariable") && !V_0.StartsWith("exception_"))
{
return(false);
}
return(true);
}
private void ProcessTypeMembers(TypeDefinition type, MemberRenamingData memberRenamingData)
{
if (type.get_HasMethods())
{
V_0 = type.get_Methods().GetEnumerator();
try
{
while (V_0.MoveNext())
{
V_1 = V_0.get_Current();
this.RenameMember(V_1, memberRenamingData);
}
}
finally
{
V_0.Dispose();
}
}
if (type.get_HasProperties())
{
V_2 = type.get_Properties().GetEnumerator();
try
{
while (V_2.MoveNext())
{
V_3 = V_2.get_Current();
this.RenameMember(V_3, memberRenamingData);
}
}
finally
{
V_2.Dispose();
}
}
if (type.get_HasFields())
{
V_4 = type.get_Fields().GetEnumerator();
try
{
while (V_4.MoveNext())
{
V_5 = V_4.get_Current();
this.RenameMember(V_5, memberRenamingData);
}
}
finally
{
V_4.Dispose();
}
}
if (type.get_HasEvents())
{
V_6 = type.get_Events().GetEnumerator();
try
{
while (V_6.MoveNext())
{
V_7 = V_6.get_Current();
this.RenameMember(V_7, memberRenamingData);
}
}
finally
{
V_6.Dispose();
}
}
return;
}
public override void VisitExpressionStatement(ExpressionStatement node)
{
if (node.get_Expression() as BinaryExpression != null)
{
V_0 = node.get_Expression() as BinaryExpression;
if (V_0.get_Operator() == 26 && V_0.get_Left() as VariableReferenceExpression != null && V_0.get_Right() as VariableReferenceExpression != null)
{
stackVariable18 = (V_0.get_Left() as VariableReferenceExpression).get_Variable();
V_1 = (V_0.get_Right() as VariableReferenceExpression).get_Variable();
if ((object)stackVariable18 == (object)V_1)
{
this.statementsToRemove.Add(node);
}
}
}
return;
}
private string GetMethodName(MethodDefinition method)
{
V_0 = method.GetFriendlyMemberName(null);
if (V_0.Contains("<"))
{
V_0 = V_0.Substring(0, V_0.IndexOf("<"));
}
if (method.get_IsGetter() && V_0.IndexOf("get_") == 0 || method.get_IsSetter() && V_0.IndexOf("set_") == 0)
{
return(V_0.Substring(4));
}
if (!method.get_IsConstructor())
{
return(V_0);
}
return(method.get_DeclaringType().GetFriendlyTypeName(this.context.get_Language(), "<", ">"));
}
