Vendor perf event

1 files changed, 15 insertions, 0 deletions

diff --git a/perf-event/examples/println.rs b/perf-event/examples/println.rs
new file mode 100644
index 0000000..8760e3d
--- /dev/null
+++ b/perf-event/examples/println.rs
@@ -0,0 +1,15 @@
+use perf_event::Builder;
+
+fn main() -> std::io::Result<()> {
+    let mut counter = Builder::new().build()?;
+
+    let vec = (0..=51).collect::<Vec<_>>();
+
+    counter.enable()?;
+    println!("{:?}", vec);
+    counter.disable()?;
+
+    println!("{} instructions retired", counter.read()?);
+
+    Ok(())
+}