]> Cypherpunks.ru repositories - gostls13.git/blob - src/runtime/os_netbsd_arm64.go
cmd/compile/internal/inline: score call sites exposed by inlines
[gostls13.git] / src / runtime / os_netbsd_arm64.go
1 // Copyright 2019 The Go Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style
3 // license that can be found in the LICENSE file.
4
5 package runtime
6
7 import (
8         "internal/abi"
9         "unsafe"
10 )
11
12 func lwp_mcontext_init(mc *mcontextt, stk unsafe.Pointer, mp *m, gp *g, fn uintptr) {
13         // Machine dependent mcontext initialisation for LWP.
14         mc.__gregs[_REG_ELR] = uint64(abi.FuncPCABI0(lwp_tramp))
15         mc.__gregs[_REG_X31] = uint64(uintptr(stk))
16         mc.__gregs[_REG_X0] = uint64(uintptr(unsafe.Pointer(mp)))
17         mc.__gregs[_REG_X1] = uint64(uintptr(unsafe.Pointer(mp.g0)))
18         mc.__gregs[_REG_X2] = uint64(fn)
19 }
20
21 //go:nosplit
22 func cputicks() int64 {
23         // Currently cputicks() is used in blocking profiler and to seed runtime·fastrand().
24         // runtime·nanotime() is a poor approximation of CPU ticks that is enough for the profiler.
25         return nanotime()
26 }