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Clean up encode_dep_graph

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This commit is contained in:
Dániel Buga 2020-10-28 16:51:41 +01:00
parent f3e6d882fe
commit a21f3a76a9
1 changed files with 5 additions and 12 deletions
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17
compiler/rustc_incremental/src/persist/save.rs
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@ -153,7 +153,8 @@ fn encode_dep_graph(tcx: TyCtxt<'_>, encoder: &mut Encoder) {
let total_node_count = serialized_graph.nodes.len();
let total_edge_count = serialized_graph.edge_list_data.len();
let mut counts: FxHashMap<_, Stat> = FxHashMap::default();
let mut counts: FxHashMap<_, Stat> =
FxHashMap::with_capacity_and_hasher(total_node_count, Default::default());
for (i, &node) in serialized_graph.nodes.iter_enumerated() {
let stat = counts.entry(node.kind).or_insert(Stat {
@ -170,14 +171,6 @@ fn encode_dep_graph(tcx: TyCtxt<'_>, encoder: &mut Encoder) {
let mut counts: Vec<_> = counts.values().cloned().collect();
counts.sort_by_key(|s| -(s.node_counter as i64));
let percentage_of_all_nodes: Vec<f64> = counts
.iter()
.map(|s| (100.0 * (s.node_counter as f64)) / (total_node_count as f64))
.collect();
let average_edges_per_kind: Vec<f64> =
counts.iter().map(|s| (s.edge_counter as f64) / (s.node_counter as f64)).collect();
println!("[incremental]");
println!("[incremental] DepGraph Statistics");
@ -207,13 +200,13 @@ fn encode_dep_graph(tcx: TyCtxt<'_>, encoder: &mut Encoder) {
|------------------|"
);
for (i, stat) in counts.iter().enumerate() {
for stat in counts.iter() {
println!(
"[incremental] {:<36}|{:>16.1}% |{:>12} |{:>17.1} |",
format!("{:?}", stat.kind),
percentage_of_all_nodes[i],
(100.0 * (stat.node_counter as f64)) / (total_node_count as f64), // percentage of all nodes
stat.node_counter,
average_edges_per_kind[i]
(stat.edge_counter as f64) / (stat.node_counter as f64), // average edges per kind
);
}