From f154da9e12608589e8d5f0508f908a0c3e88a1bb Mon Sep 17 00:00:00 2001 From: Tianon Gravi Date: Thu, 15 Jan 2015 11:54:00 -0700 Subject: Imported Upstream version 1.4 --- src/runtime/os_nacl_arm.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 src/runtime/os_nacl_arm.c (limited to 'src/runtime/os_nacl_arm.c') diff --git a/src/runtime/os_nacl_arm.c b/src/runtime/os_nacl_arm.c new file mode 100644 index 000000000..1248ea644 --- /dev/null +++ b/src/runtime/os_nacl_arm.c @@ -0,0 +1,24 @@ +// 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. + +#include "runtime.h" +#include "defs_GOOS_GOARCH.h" +#include "os_GOOS.h" +#include "textflag.h" + +void +runtime·checkgoarm(void) +{ + return; // NaCl/ARM only supports ARMv7 +} + +#pragma textflag NOSPLIT +int64 +runtime·cputicks(void) +{ + // Currently cputicks() is used in blocking profiler and to seed runtime·fastrand1(). + // runtime·nanotime() is a poor approximation of CPU ticks that is enough for the profiler. + // TODO: need more entropy to better seed fastrand1. + return runtime·nanotime(); +} -- cgit v1.2.3