add treebench app

3 files changed, 47 insertions, 0 deletions

diff --git a/src/app/treebench/Kconfig b/src/app/treebench/Kconfig
new file mode 100644
index 0000000..f41e805
--- /dev/null
+++ b/src/app/treebench/Kconfig
@@ -0,0 +1,6 @@
+# Copyright 2020 Daniel Friesel
+#
+# SPDX-License-Identifier: CC0-1.0
+
+prompt "Tree Evaluation Benchmark"
+depends on loop && !wakeup
diff --git a/src/app/treebench/Makefile.inc b/src/app/treebench/Makefile.inc
new file mode 100644
index 0000000..0eea52a
--- /dev/null
+++ b/src/app/treebench/Makefile.inc
@@ -0,0 +1,9 @@
+# vim:ft=make
+#
+# Copyright 2020 Daniel Friesel
+#
+# SPDX-License-Identifier: CC0-1.0
+
+ifdef app
+	loop = 1
+endif
diff --git a/src/app/treebench/main.cc b/src/app/treebench/main.cc
new file mode 100644
index 0000000..e2ddfe3
--- /dev/null
+++ b/src/app/treebench/main.cc
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2020 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#include "arch.h"
+#include "driver/gpio.h"
+#include "driver/stdout.h"
+#include "driver/uptime.h"
+#include "driver/counter.h"
+
+#include "tree.c.inc"
+
+void loop(void)
+{
+	counter.start();
+	counter.stop();
+	kout << "nop @ " << counter.value << "/" << counter.overflow << " cycles" << endl << endl;
+
+	run_benchmark();
+}
+
+int main(void)
+{
+	arch.setup();
+	gpio.setup();
+	kout.setup();
+
+	arch.idle_loop();
+
+	return 0;
+}