private static InstructionImpl ImplementAsCall(MethodInfo callee)
{
return((context, gen) =>
{
var parameterTypes = callee.GetParameters().Select(p => ValueHelpers.ToWasmValueType(p.ParameterType)).ToArray();
var paramTypesOnStack = context.Pop(parameterTypes.Length);
for (int i = 0; i < parameterTypes.Length; i++)
{
if (parameterTypes[i] != paramTypesOnStack[i])
{
throw new InvalidOperationException($"Expected type '{parameterTypes[i]}' on stack for argument {i} of method '{callee}', but got type '{paramTypesOnStack[i]}' instead.");
}
}
gen.Emit(OpCodes.Call, callee);
if (callee.ReturnType != null && callee.ReturnType != typeof(void))
{
context.Push(ValueHelpers.ToWasmValueType(callee.ReturnType));
}
});
}
private object EvaluateConstExpr(SExpression expression, Type resultType)
{
return(EvaluateConstExpr(expression, ValueHelpers.ToWasmValueType(resultType)));
}
