public void EmitLoadStaticDataAddress(StaticDataBuilder staticData)
{
byte[] code = new byte[5];
code[0] = (byte)OpCodes.LoadStaticAddress;
DataHelpers.WriteIntToByteArray(_staticData[staticData], code, 1);
_code.Add(code);
_loadStaticDatas[_code.Count - 1] = staticData;
}
public StaticDataBuilder DefineStaticData()
{
var staticDataBuilder = new StaticDataBuilder();
int index = _staticData.Count;
_staticData.Add(staticDataBuilder, index);
return(staticDataBuilder);
}
public Function CreateFunction()
{
int position = 0, instructionIndex = 0;
var finalPositions = new int[_code.Count];
for (instructionIndex = 0; instructionIndex < _code.Count; ++instructionIndex)
{
finalPositions[instructionIndex] = position;
position += _code[instructionIndex].Length;
}
foreach (var pair in _branches)
{
int targetPosition = finalPositions[_labels[pair.Value]];
byte[] instruction = _code[pair.Key];
DataHelpers.WriteIntToByteArray(targetPosition, instruction, 1);
}
int[] localOffsets;
int offset = 0;
if (LocalSizes != null)
{
localOffsets = LocalSizes.Select(size =>
{
int previousOffset = offset;
offset += size;
return(previousOffset);
}).ToArray();
}
else
{
localOffsets = new int[0];
}
List <Tuple <StaticDataBuilder, List <int> > > staticDataTuples = new List <Tuple <StaticDataBuilder, List <int> > >();
foreach (var staticDataBuilderPair in _staticData)
{
staticDataTuples.Add(new Tuple <StaticDataBuilder, List <int> >(staticDataBuilderPair.Key, new List <int>()));
}
var loadStaticDataOffsets = new Dictionary <int, int>();
foreach (var loadStaticDataPair in _loadStaticDatas)
{
int loadStaticDataPosition = loadStaticDataPair.Key;
StaticDataBuilder staticDataBuilder = loadStaticDataPair.Value;
var staticDataTuple = staticDataTuples.First(tuple => tuple.Item1 == staticDataBuilder);
staticDataTuple.Item2.Add(finalPositions[loadStaticDataPosition]);
}
StaticDataInformation[] staticDataInformations = staticDataTuples.Select(
tuple => new StaticDataInformation(tuple.Item1.Data, tuple.Item2.ToArray(), tuple.Item1.Identifier)
)
.ToArray();
return(new Function(Name, localOffsets, offset, _code.SelectMany(i => i).ToArray(), staticDataInformations));
}
private static void CompileInspect(FunctionCompiler compiler, FunctionalNode inspectNode)
{
VariableReference input = inspectNode.InputTerminals[0].GetTrueVariable();
int typeSize = BytecodeInterpreterAllocator.GetTypeSize(input.Type.GetReferentType());
StaticDataBuilder staticData = compiler._builder.DefineStaticData();
staticData.Data = new byte[typeSize];
staticData.Identifier = StaticDataIdentifier.CreateFromNode(inspectNode);
compiler.LoadValueAsReference(input);
compiler._builder.EmitLoadStaticDataAddress(staticData);
compiler._builder.EmitLoadIntegerImmediate(typeSize);
compiler._builder.EmitCopyBytes_TEMP();
}
public bool VisitConstant(Constant constant)
{
var output = constant.OutputTerminal.GetTrueVariable();
if (constant.Value is int)
{
LoadLocalAllocationReference(output);
_builder.EmitLoadIntegerImmediate((int)constant.Value);
_builder.EmitStoreInteger();
}
else if (constant.Value is bool)
{
LoadLocalAllocationReference(output);
_builder.EmitLoadIntegerImmediate((bool)constant.Value ? 1 : 0);
_builder.EmitStoreInteger();
}
else if (constant.Value is string)
{
if (output.Type.IsRebarReferenceType() && output.Type.GetReferentType() == DataTypes.StringSliceType)
{
StaticDataBuilder stringStaticData = GetStaticDataForString((string)constant.Value);
int stringSize = stringStaticData.Data.Length;
LoadStringSliceReferencePointer(output);
_builder.EmitLoadStaticDataAddress(stringStaticData);
_builder.EmitStorePointer();
LoadStringSliceReferenceSizeReference(output);
_builder.EmitLoadIntegerImmediate(stringSize);
_builder.EmitStoreInteger();
}
}
else
{
throw new NotImplementedException();
}
return(true);
}
