1 // Copyright 2020 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 // Recreate a getsystemcfg syscall handler instead of
6 // using the one provided by x/sys/unix to avoid having
7 // the dependency between them. (See golang.org/issue/32102)
8 // Moreover, this file will be used during the building of
9 // gccgo's libgo and thus must not used a CGo method.
10 11 //go:build aix && gccgo
12 13 package cpu
14 15 import (
16 "syscall"
17 )
18 19 //extern getsystemcfg
20 func gccgoGetsystemcfg(label uint32) (r uint64)
21 22 func callgetsystemcfg(label int) (r1 uintptr, e1 syscall.Errno) {
23 r1 = uintptr(gccgoGetsystemcfg(uint32(label)))
24 e1 = syscall.GetErrno()
25 return
26 }
27