void fuser(bh_ir &bhir, FuseCache &cache)
{
if(bhir.kernel_list.size() != 0)
throw logic_error("The kernel_list is not empty!");
BatchHash batch(bhir.instr_list);
if(not cache.lookup(batch, bhir, bhir.kernel_list))
{
do_fusion(bhir);
cache.insert(batch, bhir.kernel_list);
}
}
// All fusers checks the cache before doing fusion
// If cache miss, we call the do_fuction() function, which anyone
// inherent from this class should implement
virtual void execute(bh_ir *bhir) {
if(bhir->kernel_list.size() != 0)
throw std::logic_error("The kernel_list is not empty!");
if(_cache.enabled) {
BatchHash hash(bhir->instr_list);
if(not _cache.lookup(hash, *bhir, bhir->kernel_list)) {//Fuse cache miss!
do_fusion(*bhir);
_cache.insert(hash, bhir->kernel_list);
}
} else {
do_fusion(*bhir);
}
child.execute(bhir);
}