public static void ForEachBit(this FuncBuilder f, IntExpression expr, int offset, int count, bool bigEndian, ActionOnIntExpr action)
{
int inclusiveStart;
int exclusiveEnd;
int increment;
if (!bigEndian)
{
inclusiveStart = offset;
exclusiveEnd = offset + count;
increment = 1;
}
else
{
inclusiveStart = offset + count - 1;
exclusiveEnd = offset - 1;
increment = -1;
}
f.For(i => i.Value = inclusiveStart, i => i < exclusiveEnd, i => i.Value = i + increment)
.Do(i => {
var mask = ((IntExpression)1).ShiftLeft(i);
var bitInPosition = f.Declare.Int("bitInPosition");
bitInPosition.Value = expr & mask;
action(bitInPosition);
});
}
