1 files changed, 12 insertions, 0 deletions
diff --git a/src/runtime/os_darwin_arm64.go b/src/runtime/os_darwin_arm64.go
new file mode 100644
index 0000000..b808150
--- /dev/null
+++ b/src/runtime/os_darwin_arm64.go
@@ -0,0 +1,12 @@
+// Copyright 2014 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package runtime
+
+//go:nosplit
+func cputicks() int64 {
+	// Currently cputicks() is used in blocking profiler and to seed runtime·fastrand().
+	// runtime·nanotime() is a poor approximation of CPU ticks that is enough for the profiler.
+	return nanotime()
+}