1 files changed, 24 insertions, 0 deletions
diff --git a/libgo/go/runtime/os_openbsd_arm64.go b/libgo/go/runtime/os_openbsd_arm64.go
new file mode 100644
index 0000000..f15a95b
--- /dev/null
+++ b/libgo/go/runtime/os_openbsd_arm64.go
@@ -0,0 +1,24 @@
+// Copyright 2019 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
+
+import (
+	"internal/cpu"
+)
+
+//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.
+	// TODO: need more entropy to better seed fastrand.
+	return nanotime()
+}
+
+func sysargs(argc int32, argv **byte) {
+	// OpenBSD does not have auxv, however we still need to initialise cpu.HWCaps.
+	// For now specify the bare minimum until we add some form of capabilities
+	// detection. See issue #31746.
+	cpu.HWCap = 1<<1 | 1<<0 // ASIMD, FP
+}