示例#1
0
 private bool TryMatchInternal(StatementCollection statements, int startIndex, out Statement result)
 {
     result = null;
     if (statements.get_Count() < startIndex + 2)
     {
         return(false);
     }
     if (statements.get_Item(startIndex).get_CodeNodeType() != 5 || statements.get_Item(startIndex + 1).get_CodeNodeType() != 3)
     {
         return(false);
     }
     if (!String.IsNullOrEmpty(statements.get_Item(startIndex + 1).get_Label()))
     {
         return(false);
     }
     V_3 = (statements.get_Item(startIndex) as ExpressionStatement).get_Expression() as BinaryExpression;
     if (!this.IsAssignToVariableExpression(V_3, out V_0))
     {
         return(false);
     }
     V_1 = V_3.get_Right();
     V_4 = statements.get_Item(startIndex + 1) as IfStatement;
     if (this.ContainsDummyAssignment(V_4.get_Then(), V_0))
     {
         stackVariable50 = 1;
     }
     else
     {
         stackVariable50 = 0;
     }
     V_5 = stackVariable50;
     if (V_4.get_Else() != null || V_4.get_Then().get_Statements().get_Count() != 1 + V_5 || V_4.get_Then().get_Statements().get_Item(V_5).get_CodeNodeType() != 5 || !String.IsNullOrEmpty(V_4.get_Then().get_Statements().get_Item(V_5).get_Label()))
     {
         return(false);
     }
     V_6 = V_4.get_Condition() as BinaryExpression;
     if (V_6 == null || V_6.get_Operator() != 9 || V_6.get_Left().get_CodeNodeType() != 26 || (object)(V_6.get_Left() as VariableReferenceExpression).get_Variable() != (object)V_0 || V_6.get_Right().get_CodeNodeType() != 22 || (V_6.get_Right() as LiteralExpression).get_Value() != null)
     {
         return(false);
     }
     V_7 = (V_4.get_Then().get_Statements().get_Item(V_5) as ExpressionStatement).get_Expression() as BinaryExpression;
     if (V_7 == null || !this.IsAssignToVariableExpression(V_7, out V_8) || (object)V_8 != (object)V_0)
     {
         return(false);
     }
     V_2 = V_7.get_Right();
     if (!V_1.get_HasType() || !V_2.get_HasType() || String.op_Inequality(V_1.get_ExpressionType().get_FullName(), V_2.get_ExpressionType().get_FullName()))
     {
         return(false);
     }
     V_9              = new BinaryExpression(27, V_1, V_2, this.typeSystem, null, false);
     V_10             = new BinaryExpression(26, new VariableReferenceExpression(V_0, null), V_9, this.typeSystem, null, false);
     stackVariable150 = new ExpressionStatement(V_10);
     stackVariable150.set_Parent(statements.get_Item(startIndex).get_Parent());
     result = stackVariable150;
     this.FixContext(V_0.Resolve(), 1, V_5 + 1, result as ExpressionStatement);
     return(true);
 }
示例#2
0
 private bool IsThreadSafeAutoImplOperation(MethodDefinition methodDef, string operationName)
 {
     if (!this.CheckMethodAndDecompile(methodDef, out V_0) || V_0.get_Statements().get_Count() != 3)
     {
         return(false);
     }
     V_1 = null;
     V_2 = null;
     if (!V_0.get_Statements().get_Item(0).IsAssignmentStatement())
     {
         return(false);
     }
     V_3 = (V_0.get_Statements().get_Item(0) as ExpressionStatement).get_Expression() as BinaryExpression;
     if (V_3.get_Left().get_CodeNodeType() != 26 || V_3.get_Right().get_CodeNodeType() != 30 || (object)(V_3.get_Right() as FieldReferenceExpression).get_Field().Resolve() != (object)this.eventField)
     {
         return(false);
     }
     V_1 = (V_3.get_Left() as VariableReferenceExpression).get_Variable();
     if (V_0.get_Statements().get_Item(1).get_CodeNodeType() != 8 || V_0.get_Statements().get_Item(2).get_CodeNodeType() != 5 || (V_0.get_Statements().get_Item(2) as ExpressionStatement).get_Expression().get_CodeNodeType() != 57)
     {
         return(false);
     }
     V_4 = V_0.get_Statements().get_Item(1) as DoWhileStatement;
     V_5 = V_4.get_Condition();
     if (V_5.get_CodeNodeType() == 23 && (V_5 as UnaryExpression).get_Operator() == 11)
     {
         V_5 = (V_5 as UnaryExpression).get_Operand();
     }
     if (V_5.get_CodeNodeType() != 24)
     {
         return(false);
     }
     stackVariable78 = V_5 as BinaryExpression;
     V_6             = stackVariable78.get_Left() as ExplicitCastExpression;
     V_7             = stackVariable78.get_Right() as ExplicitCastExpression;
     if (stackVariable78.get_Operator() != 10 || V_6 == null || String.op_Inequality(V_6.get_TargetType().get_Name(), "Object") || V_6.get_Expression().get_CodeNodeType() != 26 || V_7 == null || V_7.get_Expression().get_CodeNodeType() != 26 || String.op_Inequality(V_7.get_TargetType().get_Name(), "Object"))
     {
         return(false);
     }
     if ((object)(V_6.get_Expression() as VariableReferenceExpression).get_Variable() != (object)V_1)
     {
         return(false);
     }
     V_2 = (V_7.get_Expression() as VariableReferenceExpression).get_Variable();
     return(this.CheckLoopBody(V_4.get_Body(), V_1, V_2, operationName));
 }
示例#3
0
 private bool TryMatchInternal(StatementCollection statements, int startIndex, out Statement result)
 {
     result = null;
     if (startIndex + 1 >= statements.get_Count())
     {
         return(false);
     }
     if (statements.get_Item(startIndex).get_CodeNodeType() != 5 || statements.get_Item(startIndex + 1).get_CodeNodeType() != 3)
     {
         return(false);
     }
     V_0 = statements.get_Item(startIndex) as ExpressionStatement;
     if (V_0.get_Expression().get_CodeNodeType() != 24)
     {
         return(false);
     }
     V_1 = V_0.get_Expression() as BinaryExpression;
     if (V_1.get_Left().get_CodeNodeType() != 26 || V_1.get_Right().get_CodeNodeType() != 48)
     {
         return(false);
     }
     V_2 = V_1.get_Left() as VariableReferenceExpression;
     V_3 = V_1.get_Right() as EventReferenceExpression;
     V_4 = statements.get_Item(startIndex + 1) as IfStatement;
     if (V_4.get_Then() == null || V_4.get_Else() != null || V_4.get_Condition().get_CodeNodeType() != 24)
     {
         return(false);
     }
     V_5 = V_4.get_Condition() as BinaryExpression;
     if (V_5.get_Left().get_CodeNodeType() != 26 || V_5.get_Right().get_CodeNodeType() != 22 || V_5.get_Operator() != 10)
     {
         return(false);
     }
     V_6 = V_5.get_Left() as VariableReferenceExpression;
     if ((object)V_2.get_Variable() != (object)V_6.get_Variable())
     {
         return(false);
     }
     if ((V_5.get_Right() as LiteralExpression).get_Value() != null)
     {
         return(false);
     }
     V_7 = V_4.get_Then().get_Statements();
     if (V_7.get_Count() != 1 || V_7.get_Item(0).get_CodeNodeType() != 5)
     {
         return(false);
     }
     V_8 = V_7.get_Item(0) as ExpressionStatement;
     if (V_8.get_Expression().get_CodeNodeType() != 51)
     {
         return(false);
     }
     V_9 = V_8.get_Expression() as DelegateInvokeExpression;
     if (V_9.get_Target() == null || V_9.get_Target().get_CodeNodeType() != 26)
     {
         return(false);
     }
     V_10 = V_9.get_Target() as VariableReferenceExpression;
     if ((object)V_10.get_Variable() != (object)V_2.get_Variable())
     {
         return(false);
     }
     V_11 = new List <Instruction>();
     V_11.AddRange(V_0.get_UnderlyingSameMethodInstructions());
     V_11.AddRange(V_5.get_UnderlyingSameMethodInstructions());
     V_11.AddRange(V_9.get_MappedInstructions());
     V_11.AddRange(V_10.get_UnderlyingSameMethodInstructions());
     result = new ExpressionStatement(new RaiseEventExpression(V_3.get_Event(), V_9.get_InvokeMethodReference(), V_9.get_Arguments(), V_11));
     return(true);
 }