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-rw-r--r--tools/perf/tests/workloads/brstack.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/tools/perf/tests/workloads/brstack.c b/tools/perf/tests/workloads/brstack.c
new file mode 100644
index 000000000000..0b60bd37b9d1
--- /dev/null
+++ b/tools/perf/tests/workloads/brstack.c
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#include <stdlib.h>
+#include "../tests.h"
+
+#define BENCH_RUNS 999999
+
+static volatile int cnt;
+
+static void brstack_bar(void) {
+} /* return */
+
+static void brstack_foo(void) {
+ brstack_bar(); /* call */
+} /* return */
+
+static void brstack_bench(void) {
+ void (*brstack_foo_ind)(void) = brstack_foo;
+
+ if ((cnt++) % 3) /* branch (cond) */
+ brstack_foo(); /* call */
+ brstack_bar(); /* call */
+ brstack_foo_ind(); /* call (ind) */
+}
+
+static int brstack(int argc, const char **argv)
+{
+ int num_loops = BENCH_RUNS;
+
+ if (argc > 0)
+ num_loops = atoi(argv[0]);
+
+ while (1) {
+ if ((cnt++) > num_loops)
+ break;
+ brstack_bench();/* call */
+ } /* branch (uncond) */
+ return 0;
+}
+
+DEFINE_WORKLOAD(brstack);