public static ExpressionType ExprType(this AnyInstruction instr, uint bcv)
{
if (bcv > 0xE)
{
switch (instr.OpCode.VersionF)
{
case FOpCode.PushCst:
case FOpCode.PushGlb:
case FOpCode.PushVar:
case FOpCode.PushI16:
case FOpCode.PushLoc:
return(instr.Push.Type == DataType.Variable ? ExpressionType.Variable : ExpressionType.Literal);
case FOpCode.Set:
return(ExpressionType.Set);
case FOpCode.Call:
return(ExpressionType.Call);
}
}
else
{
switch (instr.OpCode.VersionE)
{
case EOpCode.Push:
return(instr.Push.Type == DataType.Variable ? ExpressionType.Variable : ExpressionType.Literal);
case EOpCode.Set:
return(ExpressionType.Set);
case EOpCode.Call:
return(ExpressionType.Call);
}
}
if (instr.UnaryOp(bcv) != 0)
{
return(ExpressionType.UnaryOp);
}
if (instr.BinaryOp(bcv) != 0)
{
return(ExpressionType.BinaryOp);
}
return(0);
}
