public void SetUInt32(long index, EcmaValue value, DataViewEndianness isLittleEndian)
{
Guard.BufferNotDetached(this);
uint uintValue = value.ToUInt32();
ThrowIfOutOfBound(index, sizeof(uint));
this.Buffer.SetValue(index + ByteOffset, CheckAndSwap(uintValue, isLittleEndian));
}
public static EcmaValue Imul(EcmaValue x, EcmaValue y)
{
uint a = x.ToUInt32();
uint b = y.ToUInt32();
uint ah = (a >> 16) & 0xffff;
uint al = a & 0xffff;
uint bh = (b >> 16) & 0xffff;
uint bl = b & 0xffff;
uint result = (al * bl) + ((ah * bl + al * bh) << 16);
return((int)result);
}
public static EcmaValue Clz32(EcmaValue value)
{
uint x = value.ToUInt32();
return(x == 0 ? 32 : 31 - (int)Math.Floor(Math.Log(x) * LOG2E));
}
