public IEnumerable <IXILMapping> TryMap(ITransactionSite taSite, XILInstr instr, TypeDescriptor[] operandTypes, TypeDescriptor[] resultTypes)
{
var fu = taSite.Host;
Slicer slicer = fu as Slicer;
if (slicer == null)
{
yield break;
}
bool isSigned;
int inputWidth, hiOffset, loOffset;
if (!GetSliceParams(instr, operandTypes, resultTypes, out isSigned, out inputWidth, out hiOffset, out loOffset))
{
yield break;
}
if (slicer.IsSigned != isSigned)
{
yield break;
}
if (slicer.InputWidth != inputWidth)
{
yield break;
}
if (hiOffset != slicer.HiOffset || loOffset != slicer.LoOffset)
{
yield break;
}
yield return(new SlicerXILMapping(slicer));
}
public IXILMapping TryAllocate(Component host, XILInstr instr, TypeDescriptor[] operandTypes, TypeDescriptor[] resultTypes, IProject proj)
{
bool isSigned;
int inputWidth, hiOffset, loOffset;
if (!GetSliceParams(instr, operandTypes, resultTypes, out isSigned, out inputWidth, out hiOffset, out loOffset))
{
return(null);
}
if (inputWidth == 0 || (hiOffset - loOffset + 1) <= 0)
{
return(null);
}
var slicer = new Slicer(inputWidth, hiOffset, loOffset, isSigned);
return(new SlicerXILMapping(slicer));
}
public SlicerTransactionSite(Slicer host) :
base(host)
{
_host = host;
}
public IXILMapping TryAllocate(Component host, XILInstr instr, TypeDescriptor[] operandTypes, TypeDescriptor[] resultTypes, IProject proj)
{
bool isSigned;
int inputWidth, hiOffset, loOffset;
if (!GetSliceParams(instr, operandTypes, resultTypes, out isSigned, out inputWidth, out hiOffset, out loOffset))
return null;
if (inputWidth == 0 || (hiOffset - loOffset + 1) <= 0)
return null;
var slicer = new Slicer(inputWidth, hiOffset, loOffset, isSigned);
return new SlicerXILMapping(slicer);
}
public SlicerXILMapping(Slicer host)
{
_host = host;
}
public SlicerTransactionSite(Slicer host) :
base(host)
{
_host = host;
}
public SlicerXILMapping(Slicer host)
{
_host = host;
}
