void Clusterizer::initClusters() {
m_clusters.resize(m_unit.blocks.size());
m_blockCluster.resize(m_unit.blocks.size());
for (auto b : m_blocks) {
m_clusters[b].push_back(b);
m_blockCluster[b] = b;
}
}
bool merge_memory_stack_into(jit::vector<StackState>& dst,
const jit::vector<StackState>& src) {
auto changed = false;
// We may need to merge different-sized memory stacks, because a predecessor
// may not touch some stack memory that another pred did. We just need to
// conservatively throw away slots that aren't tracked on all preds.
auto const result_size = std::min(dst.size(), src.size());
dst.resize(result_size);
for (auto i = uint32_t{0}; i < result_size; ++i) {
changed |= merge_into(dst[i], src[i]);
}
return changed;
}