public override bool Optimize(List <BaseBlock> codeBlocks)
{
var code = BaseBlockHelper.JoinBaseBlocks(codeBlocks);
int startsz = code.Count;
BaseBlockHelper.FixLabelsNumeration(code);
var ncodeBlocks = BaseBlockHelper.GenBaseBlocks(code);
var CFG = new ControlFlowGraph(ncodeBlocks);
ncodeBlocks = CFG.GetAliveBlocks();
code = BaseBlockHelper.JoinBaseBlocks(ncodeBlocks);
BaseBlockHelper.FixLabelsNumeration(code);
codeBlocks.Clear();
codeBlocks.InsertRange(0, BaseBlockHelper.GenBaseBlocks(code));
return(startsz != code.Count);
}