public static CIList ciInsert(CIList list, int index, CIList listToInsert)
{
if (index >= 0 && index <= list.Count)
{
List <Label> labels = null;
if (index != list.Count && (list[index].labels?.Count ?? 0) > 0) // copy labels from instruction where we insert
{
labels = new List <Label>(list[index].labels);
list[index].labels.Clear();
}
list.InsertRange(index, listToInsert);
if (labels != null)
{
list[index].labels.AddRange(labels); // add copied labels to a new instruction at 'index'
}
}
else
{
Debug.assert(false, $"ciInsert: CodeInstruction index is invalid ({index})");
}
return(list);
}
public static CIList ciRemove(CIList list, int index, int countToRemove)
{
if (index >= 0 && index + countToRemove <= list.Count)
{
list.RemoveRange(index, countToRemove);
}
else
{
Debug.assert(false, "ciRemove: CodeInstruction index is invalid");
}
return(list);
}
public static CIList ciReplace(CIList list, CIPredicate predicate, params object[] cinsForReplace) => ciReplace(list, list.FindIndex(predicate), cinsForReplace);
public static CIList ciRemove(CIList list, CIPredicate predicate, int indexDelta, int countToRemove)
{
int index = list.FindIndex(predicate);
return(ciRemove(list, (index == -1? -1: index + indexDelta), countToRemove));
}
public static CIList constToCfgVar <T, C>(CIList list, T val, string cfgVarName, ILGenerator ilg) where C : Component => ciReplace(list, ci => ci.isLDC(val), _codeForCfgVar <T, C>(val, cfgVarName, ilg));
public static CIList constToCfgVar <T>(CIList list, T val, string cfgVarName) => ciReplace(list, ci => ci.isLDC(val), _codeForCfgVar(cfgVarName));