private void BeginFunction(VariableType[] args, VariableType ret, CallingConvention callingConvention)
{
_function = new FunctionNode(CreateLabelNode(), CreateLabelNode(), args, ret, callingConvention);
AddNode(_function);
AddNode(_function.Entry);
var node = _currentNode;
AddNode(_function.Exit); // Add function exit / epilog marker.
AddNode(_function.End); // Add function end.
SetCurrentNode(node);
}
public static CodeContext <T> CreateContext <T>(CallingConvention convention = CallingConvention.Default)
{
var t = typeof(T);
var args = new Type[0];
Type ret = null;
Type delType;
if (t == typeof(Action))
{
delType = DelegateCreator.NewDelegateType(args);
}
else if (Utils.Actions.Contains(t.GetGenericTypeDefinition()))
{
var gargs = t.GetGenericArguments();
args = new Type[gargs.Length].InitializeWith(i => gargs[i]);
delType = DelegateCreator.NewDelegateType(args);
}
else if (Utils.Funcs.Contains(t.GetGenericTypeDefinition()))
{
var gargs = t.GetGenericArguments();
args = new Type[gargs.Length - 1].InitializeWith(i => gargs[i]);
ret = gargs.Last();
delType = DelegateCreator.NewDelegateType(ret, args);
}
else
{
throw new ArgumentException();
}
var compiler = new Compiler();
var ctx = new CodeContext <T>(compiler, delType);
compiler._codeContext = ctx;
compiler._codeProcessor = new CodeProcessor(compiler._assembler, compiler, compiler._codeContext);
compiler.BeginFunction(args.Select(a => a.GetVariableType()).ToArray(), ret.GetVariableType(), convention);
return(ctx);
}