From d75d24384221147d2dd6b52868e73c551fec4308 Mon Sep 17 00:00:00 2001
From: Johannes Stoelp <johannes.stoelp@gmail.com>
Date: Wed, 2 Oct 2024 21:34:05 +0200
Subject: initial commit of libperf

---
 example/counting.cc | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 example/counting.cc

(limited to 'example/counting.cc')

diff --git a/example/counting.cc b/example/counting.cc
new file mode 100644
index 0000000..a2af7f9
--- /dev/null
+++ b/example/counting.cc
@@ -0,0 +1,21 @@
+#include <linux/perf_event.h>
+#include "perf.hpp"
+
+int main() {
+  perf_group pg({
+      {.name   = "CPUCLK",
+       .type   = PERF_TYPE_SOFTWARE,
+       .config = PERF_COUNT_SW_CPU_CLOCK},
+      {.name   = "TASK",
+       .type   = PERF_TYPE_SOFTWARE,
+       .config = PERF_COUNT_SW_TASK_CLOCK},
+      {.name   = "INSN",
+       .type   = PERF_TYPE_HARDWARE,
+       .config = PERF_COUNT_HW_INSTRUCTIONS},
+  });
+  pg.start();
+  asm volatile("nop");
+  asm volatile("nop");
+  pg.stop();
+  pg.dump();
+}
-- 
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