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[CODEGEN] Various bugfixes and stability improvements in compiler backend (#240)

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This commit is contained in:
Philippe Tillet
2021-08-30 11:50:35 -07:00
committed by GitHub
parent 85426dbaf7
commit 4ff3714d61
25 changed files with 568 additions and 399 deletions
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26
lib/codegen/analysis/axes.cc
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@@ -105,17 +105,17 @@ void axes::update_graph_no_edge(ir::instruction *i) {
void axes::update_graph(ir::instruction *i) {
switch (i->get_id()) {
case ir::INST_REDUCE: return update_graph_reduce(i);
case ir::INST_RESHAPE: return update_graph_reshape(i);
case ir::INST_SPLAT: return update_graph_no_edge(i);;
case ir::INST_TRANS: return update_graph_trans(i);
case ir::INST_BROADCAST: return update_graph_broadcast(i);
case ir::INST_DOT: return update_graph_dot(i);
case ir::INST_COPY_TO_SHARED: return update_graph_no_edge(i);
case ir::INST_MASKED_LOAD_ASYNC:return update_graph_elementwise(i, false);
case ir::INST_COPY_FROM_SHARED: return update_graph_no_edge(i);
case ir::INST_RECOALESCE: return update_graph_no_edge(i);
default: return update_graph_elementwise(i);
case ir::INST_REDUCE: return update_graph_reduce(i);
case ir::INST_RESHAPE: return update_graph_reshape(i);
case ir::INST_SPLAT: return update_graph_no_edge(i);;
case ir::INST_TRANS: return update_graph_trans(i);
case ir::INST_BROADCAST: return update_graph_broadcast(i);
case ir::INST_DOT: return update_graph_dot(i);
case ir::INST_COPY_TO_SHARED: return update_graph_no_edge(i);
case ir::INST_MASKED_LOAD_ASYNC: return update_graph_elementwise(i, false);
case ir::INST_COPY_FROM_SHARED: return update_graph_no_edge(i);
case ir::INST_CVT_LAYOUT: return update_graph_no_edge(i);
default: return update_graph_elementwise(i);
}
return;
}
@@ -135,11 +135,15 @@ std::vector<int> axes::get(ir::value *value) {
void axes::run(ir::module &mod) {
// make graph
graph_.clear();
axes_.clear();
ir::for_each_instruction(mod, [this](ir::instruction *x) {
update_graph(x);
});
// find connected components
graph_.connected_components(nullptr, &axes_);
std::set<size_t> uniq;
for(auto x: axes_)
uniq.insert(x.second);
}
}