/// <summary>
/// Arc-cosine; the result is in the range 0 to + π.
/// </summary>
/// <param name="em">Emitter object</param>
public static void ACOS(Emitter em)
{
if (em == null) {
throw new ArgumentNullException("em");
}
em.Emit0(OpCodes.Call, typeof(Math).GetMethod("Acos", new [] { typeof(double) }));
}
/// <summary>
/// Converts to integer by truncation.
/// </summary>
/// <param name="em">Emitter object</param>
/// <param name="typeWanted">The type of the argument</param>
public static void AINT(Emitter em, Type typeWanted)
{
if (em == null) {
throw new ArgumentNullException("em");
}
em.Emit0(OpCodes.Conv_I4);
em.ConvertSystemType(typeWanted);
}
/// <summary>
/// Returns the absolute of the given value.
/// </summary>
/// <param name="em">Emitter object</param>
/// <param name="typeWanted">The type of the argument</param>
public static void ABS(Emitter em, Type typeWanted)
{
if (em == null) {
throw new ArgumentNullException("em");
}
if (typeWanted == typeof(Complex)) {
em.Emit0(OpCodes.Call, typeof(Complex).GetMethod("Abs", new [] { typeWanted }));
} else {
em.Emit0(OpCodes.Call, typeof(Math).GetMethod("Abs", new [] { typeWanted }));
}
}
/// <summary>
/// Initializes a new instance of the <see cref="CCompiler.Temporaries"/> class
/// using the given emitter.
/// </summary>
/// <param name="em">A code generator Emitter</param>
public Temporaries(Emitter em)
{
_em = em;
_locals = new Collection<LocalDescriptor>();
}
/// <summary>
/// Emit inline code for SNGL function.
/// </summary>
/// <param name="em">Emitter object</param>
public static void SNGL(Emitter em)
{
if (em == null) {
throw new ArgumentNullException("em");
}
em.Emit0(OpCodes.Conv_R4);
}
/// <summary>
/// Emit inline code for REAL function.
/// </summary>
/// <param name="em">Emitter object</param>
/// <param name="typeWanted">The type of the argument</param>
public static void REAL(Emitter em, Type typeWanted)
{
if (em == null) {
throw new ArgumentNullException("em");
}
if (typeWanted == typeof(Complex)) {
em.Emit0(OpCodes.Call, typeof(JComLib.Intrinsics).GetMethod("REAL", new [] { typeof(Complex) }));
} else {
em.Emit0(OpCodes.Conv_R4);
}
}
/// <summary>
/// Inline generator for MOD function.
/// </summary>
/// <param name="em">Emitter object</param>
public static void MOD(Emitter em)
{
if (em == null) {
throw new ArgumentNullException("em");
}
em.Emit0(OpCodes.Rem);
}
/// <summary>
/// Returns length of the character argument.
/// </summary>
/// <param name="em">Emitter object</param>
/// <param name="typeWanted">The type of the argument</param>
public static void LEN(Emitter em, Type typeWanted)
{
if (em == null) {
throw new ArgumentNullException("em");
}
if (typeWanted == null) {
throw new ArgumentNullException("typeWanted");
}
em.Emit0(OpCodes.Call, typeWanted.GetMethod("get_Length"));
}
/// <summary>
/// Returns position of first character of the string in the local character code table.
/// </summary>
/// <param name="em">Emitter object</param>
/// <param name="typeWanted">The type of the argument</param>
public static void ICHAR(Emitter em, Type typeWanted)
{
if (em == null) {
throw new ArgumentNullException("em");
}
if (typeWanted == null) {
throw new ArgumentNullException("typeWanted");
}
em.LoadInteger(0);
em.Emit0(OpCodes.Call, typeWanted.GetMethod("get_Chars", new [] { typeof(int) }));
}
/// <summary>
/// SQRT intrinsic function
/// Returns the square root of the given value.
/// </summary>
/// <param name="em">Emitter object</param>
public static void CSQRT(Emitter em)
{
if (em == null) {
throw new ArgumentNullException("em");
}
em.Emit0(OpCodes.Call, typeof(Complex).GetMethod("Sqrt", new [] { typeof(Complex) }));
}
/// <summary>
/// Convert the specified value to a complex value.
/// </summary>
/// <param name="em">Emitter object</param>
public static void CMPLX(Emitter em)
{
if (em == null) {
throw new ArgumentNullException("em");
}
em.Emit0(OpCodes.Newobj, typeof(Complex).GetConstructor(new [] { typeof(double), typeof(double) } ));
}
/// <summary>
/// Returns Nth character in local character code table.
/// </summary>
/// <param name="em">Emitter object</param>
public static void CHAR(Emitter em)
{
if (em == null) {
throw new ArgumentNullException("em");
}
em.Emit0(OpCodes.Conv_U2);
em.CreateObject(typeof(JComLib.FixedString), new [] { typeof(char) });
}
