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authorJohannes Stoelp <johannes.stoelp@gmail.com>2024-10-02 21:34:05 +0200
committerJohannes Stoelp <johannes.stoelp@gmail.com>2024-10-02 21:34:05 +0200
commitd75d24384221147d2dd6b52868e73c551fec4308 (patch)
treea8448a8d756fc63cfe5bdc1c91eb8689bdc4b31e /example
downloadlibperf-d75d24384221147d2dd6b52868e73c551fec4308.tar.gz
libperf-d75d24384221147d2dd6b52868e73c551fec4308.zip
initial commit of libperf
Diffstat (limited to 'example')
-rw-r--r--example/counting.cc21
1 files changed, 21 insertions, 0 deletions
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();
+}