aboutsummaryrefslogtreecommitdiff
path: root/src/runtime/sys_arm64.go
blob: 230241d5f2146eaf4b020fb26e5987ef097e9753 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
// Copyright 2013 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 "unsafe"

// adjust Gobuf as if it executed a call to fn with context ctxt
// and then did an immediate Gosave.
func gostartcall(buf *gobuf, fn, ctxt unsafe.Pointer) {
	if buf.lr != 0 {
		throw("invalid use of gostartcall")
	}
	buf.lr = buf.pc
	buf.pc = uintptr(fn)
	buf.ctxt = ctxt
}