perf-plot: Add rust demangle

cdown · May 13, 2024 · edf9f45 · edf9f45
1 parent 9cde14f
commit edf9f45
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/bin/perf-plot b/bin/perf-plot
@@ -2,6 +2,7 @@
 
 : "${SELF:=0}"
 : "${ALL_NODES:=0}"
+: "${RUST:=0}"
 
 svg_file=$(mktemp --suffix .svg)
 perf_file=$(mktemp)
@@ -17,7 +18,12 @@ extra_args=()
 (( ALL_NODES )) && extra_args+=( -n 0.05 -e 0.01 )
 
 
-perf script -i "$perf_file" | gprof2dot "${extra_args[@]}" --format=perf | dot -Tsvg > "$svg_file"
+filter_cmd=cat
+if (( RUST )); then
+    filter_cmd=rustfilt
+fi
+
+perf script -i "$perf_file" | "$filter_cmd" | gprof2dot "${extra_args[@]}" --format=perf | dot -Tsvg > "$svg_file"
 
 if (( UID )); then
     exec google-chrome-stable "$svg_file"