public CFG buildCFG() {
cfg = new CFG(this);
cfg.build(instrList);
// Clear out instruction list after CFG has been built.
this.instrList = null;
return cfg;
}
public void buildCFG(List<Instr> instrList) {
CFG newBuild = new CFG(this);
newBuild.build(instrList);
cfg = newBuild;
}