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//
// IAnalysis.cs
//
// Authors:
// Alexander Chebaturkin (chebaturkin@gmail.com)
//
// Copyright (C) 2011 Alexander Chebaturkin
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.IO;
using Mono.CodeContracts.Static.AST.Visitors;
using Mono.CodeContracts.Static.ControlFlow;
using Mono.CodeContracts.Static.DataStructures;
using Mono.CodeContracts.Static.Proving;
namespace Mono.CodeContracts.Static.DataFlowAnalysis {
interface IAnalysis<Label, AbstractState, Visitor, EdgeData> {
Visitor GetVisitor ();
AbstractState Join (Pair<Label, Label> edge, AbstractState newstate, AbstractState prevstate, out bool weaker, bool widen);
AbstractState ImmutableVersion (AbstractState arg);
AbstractState MutableVersion (AbstractState arg);
AbstractState EdgeConversion (APC from, APC to, bool isJoinPoint, EdgeData data, AbstractState state);
bool IsBottom (Label pc, AbstractState state);
Predicate<Label> SaveFixPointInfo (IFixPointInfo<Label, AbstractState> fixPointInfo);
void Dump (Pair<AbstractState, TextWriter> pair);
}
interface IAbstractAnalysis<TDomain, TVar> : IAnalysis<APC, TDomain, IILVisitor<APC, TVar, TVar, TDomain, TDomain>, IImmutableMap<TVar, Sequence<TVar>>> {
TDomain TopValue ();
TDomain BottomValue ();
IFactQuery<BoxedExpression, TVar> FactQuery (IFixPointInfo<APC, TDomain> fixpoint);
}
}
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