1 // 2 // ExpressionDecoderAdapter.cs 3 // 4 // Authors: 5 // Alexander Chebaturkin (chebaturkin@gmail.com) 6 // 7 // Copyright (C) 2012 Alexander Chebaturkin 8 // 9 // Permission is hereby granted, free of charge, to any person obtaining 10 // a copy of this software and associated documentation files (the 11 // "Software"), to deal in the Software without restriction, including 12 // without limitation the rights to use, copy, modify, merge, publish, 13 // distribute, sublicense, and/or sell copies of the Software, and to 14 // permit persons to whom the Software is furnished to do so, subject to 15 // the following conditions: 16 // 17 // The above copyright notice and this permission notice shall be 18 // included in all copies or substantial portions of the Software. 19 // 20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 27 // 28 29 using System; 30 using Mono.CodeContracts.Static.AST; 31 using Mono.CodeContracts.Static.AST.Visitors; 32 using Mono.CodeContracts.Static.Analysis.HeapAnalysis; 33 using Mono.CodeContracts.Static.ControlFlow; 34 35 namespace Mono.CodeContracts.Static.Analysis.ExpressionAnalysis { 36 struct ExpressionDecoderAdapter<SymbolicValue, Data, Result, Visitor> 37 : IExpressionILVisitor<APC, SymbolicValue, SymbolicValue, Data, Result> 38 where SymbolicValue : IEquatable<SymbolicValue> 39 where Visitor : ISymbolicExpressionVisitor<LabeledSymbol<APC, SymbolicValue>, LabeledSymbol<APC, SymbolicValue>, SymbolicValue, Data, Result> { 40 41 private readonly Visitor visitor; 42 ExpressionDecoderAdapterMono.CodeContracts.Static.Analysis.ExpressionAnalysis.ExpressionDecoderAdapter43 public ExpressionDecoderAdapter (Visitor visitor) 44 { 45 this.visitor = visitor; 46 } 47 48 #region Implementation of IExpressionILVisitor<APC,Type,SymbolicValue,SymbolicValue,Data,Result> BinaryMono.CodeContracts.Static.Analysis.ExpressionAnalysis.ExpressionDecoderAdapter49 public Result Binary (APC pc, BinaryOperator op, SymbolicValue dest, SymbolicValue operand1, SymbolicValue operand2, Data data) 50 { 51 return this.visitor.Binary (Unrefine (pc, dest), op, dest, Unrefine (pc, operand1), Unrefine (pc, operand2), data); 52 } 53 IsinstMono.CodeContracts.Static.Analysis.ExpressionAnalysis.ExpressionDecoderAdapter54 public Result Isinst (APC pc, TypeNode type, SymbolicValue dest, SymbolicValue obj, Data data) 55 { 56 return this.visitor.Isinst (Unrefine (pc, dest), type, dest, Unrefine (pc, obj), data); 57 } 58 LoadNullMono.CodeContracts.Static.Analysis.ExpressionAnalysis.ExpressionDecoderAdapter59 public Result LoadNull (APC pc, SymbolicValue dest, Data polarity) 60 { 61 return this.visitor.LoadNull (Unrefine (pc, dest), dest, polarity); 62 } 63 LoadConstMono.CodeContracts.Static.Analysis.ExpressionAnalysis.ExpressionDecoderAdapter64 public Result LoadConst (APC pc, TypeNode type, object constant, SymbolicValue dest, Data data) 65 { 66 return this.visitor.LoadConst (Unrefine (pc, dest), type, constant, dest, data); 67 } 68 SizeofMono.CodeContracts.Static.Analysis.ExpressionAnalysis.ExpressionDecoderAdapter69 public Result Sizeof (APC pc, TypeNode type, SymbolicValue dest, Data data) 70 { 71 return this.visitor.Sizeof (Unrefine (pc, dest), type, dest, data); 72 } 73 UnaryMono.CodeContracts.Static.Analysis.ExpressionAnalysis.ExpressionDecoderAdapter74 public Result Unary (APC pc, UnaryOperator op, bool unsigned, SymbolicValue dest, SymbolicValue source, Data data) 75 { 76 return this.visitor.Unary (Unrefine (pc, dest), op, unsigned, dest, Unrefine (pc, source), data); 77 } 78 UnrefineMono.CodeContracts.Static.Analysis.ExpressionAnalysis.ExpressionDecoderAdapter79 private LabeledSymbol<APC, SymbolicValue> Unrefine (APC pc, SymbolicValue dest) 80 { 81 return new LabeledSymbol<APC, SymbolicValue> (pc, dest); 82 } 83 #endregion 84 } 85 } 86