/// <summary>
/// Emits a XIL-S instruction and assigns an index to it.
/// </summary>
/// <param name="xilsi">instruction to emit</param>
protected virtual void Emit(XILSInstr xilsi)
{
xilsi.Index = NextOutputInstructionIndex;
if (CurInstr != null)
{
xilsi.CILRef = CurInstr.CILRef;
}
int numOperands = xilsi.OperandTypes.Length;
for (int i = numOperands - 1; i >= 0; i--)
{
TypeDescriptor t = _typeStack.Pop();
if (!t.Equals(xilsi.OperandTypes[i]))
{
throw new ArgumentException("Incompatible operand types");
}
}
foreach (TypeDescriptor result in xilsi.ResultTypes)
{
_typeStack.Push(result);
}
OutInstructions.Add(xilsi);
if (xilsi.Name == InstructionCodes.BranchIfFalse ||
xilsi.Name == InstructionCodes.BranchIfTrue ||
xilsi.Name == InstructionCodes.Goto)
{
_curBB.Clear();
}
else
{
_curBB.Add(xilsi);
}
}
public virtual XIL3Function Rewrite(XIL3Function func)
{
InInstructions = func.Instructions;
_orgSlotTypes = func.SlotTypes;
Rewrite();
return(new XIL3Function(func.Name, func.Arguments, func.Locals,
OutInstructions.ToArray(),
OutSlotTypes.ToArray()));
}
/// <summary>
/// Emits an instruction and assigns an index to it
/// </summary>
/// <param name="i">instruction to emit</param>
protected void Emit(XIL3Instr i)
{
i.Index = NextOutputInstructionIndex;
i.CILRef = CurInstr.CILRef;
OutInstructions.Add(i);
}
