private void ProcessBlock()
{
var a = _digest[0];
var b = _digest[1];
var c = _digest[2];
var d = _digest[3];
var e = _digest[4];
var f = _digest[5];
var g = _digest[6];
var h = _digest[7];
for (var i = 0; i < 64; i++)
{
var t1 = F1.Compile()(e, f, g, h, i, _w);
var t2 = F2.Compile()(a, b, c);
h = g;
g = f;
f = e;
e = d + t1;
d = c;
c = b;
b = a;
a = t1 + t2;
}
_digest[0] += a;
_digest[1] += b;
_digest[2] += c;
_digest[3] += d;
_digest[4] += e;
_digest[5] += f;
_digest[6] += g;
_digest[7] += h;
}
