internal SpecializingVisitor(GraphProcessor graphProcessor, ResidualAssemblyHolder holder, MethodBodyBlock mbbUp, SpecState state, VariablesHashtable varsHash) : base(graphProcessor)
{
this.holder = holder;
this.mbbUp = mbbUp;
this.state = state;
this.varsHash = varsHash;
this.upDownNodes = new Hashtable();
this.exitData = new ArrayList();
}
internal static void SpecializeMethod(ResidualAssemblyHolder holder, ResidualMethod method)
{
Value[] args = method.Arguments;
PointerValue[] ptrs = method.Pointers;
MethodBodyBlock mbbDown = holder.AnnotatedHolder[method.AnnotatedMethod];
MethodBodyBlock mbbUp = new MethodBodyBlock(mbbDown.ReturnType);
holder.AddMethod(method, mbbUp);
SpecState state = new SpecState(mbbDown.Variables.Count);
VariablesHashtable varsHash = new VariablesHashtable();
int varCount = 0;
int argCount = 0;
foreach (Variable varDown in mbbDown.Variables.ParameterMapper)
{
state.Pool[varDown] = new Location(varDown.Type);
Variable varUp;
if (Annotation.GetValueBTType(method.AnnotatedMethod.ParamVals[varCount++].Val) == BTType.Static)
{
state.Pool[varDown].Val = args[argCount++];
varUp = mbbUp.Variables.CreateVar(varDown.Type, VariableKind.Local);
}
else
{
varUp = mbbUp.Variables.CreateVar(varDown.Type, VariableKind.Parameter);
}
varsHash[new PointerToLocationValue(state.Pool[varDown])] = varUp;
}
foreach (Variable varDown in mbbDown.Variables)
{
if (!state.Pool.ContainsVar(varDown))
{
state.Pool[varDown] = new Location(varDown.Type);
Variable varUp = mbbUp.Variables.CreateVar(varDown.Type, VariableKind.Local);
varsHash[new PointerToLocationValue(state.Pool[varDown])] = varUp;
}
}
PointerToNode ptrUpNode = new PointerToNode(mbbUp);
Node dummyUp = new DummyNode(mbbUp);
Node upNode = dummyUp;
for (int i = 0; i < ptrs.Length; i++)
{
Type ptrType = ptrs[i].Type;
Type type = ptrType.GetElementType();
Variable newVar1 = mbbUp.Variables.CreateVar(ptrType, VariableKind.Parameter);
Variable newVar2 = mbbUp.Variables.CreateVar(type, VariableKind.Local);
varsHash[ptrs[i]] = newVar2;
ptrUpNode = new PointerToNode(ptrUpNode.Node = new LoadVar(newVar1));
ptrUpNode = new PointerToNode(ptrUpNode.Node = new LoadIndirect(type));
ptrUpNode = new PointerToNode(ptrUpNode.Node = new StoreVar(newVar2));
upNode = upNode.Next = new LoadVar(newVar1);
upNode = upNode.Next = new LoadVar(newVar2);
upNode = upNode.Next = new StoreIndirect(type);
}
upNode.Next = new Leave();
upNode = dummyUp.Next;
dummyUp.RemoveFromGraph();
GraphProcessor graphProc = new GraphProcessor();
SpecializingVisitor visitor = new SpecializingVisitor(graphProc, holder, mbbUp, state, varsHash);
visitor.AddTask(mbbDown.Next, ptrUpNode);
graphProc.Process();
visitor.SetLastNode(upNode);
}
