| // 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. |
| |
| // Minimal copy of x/sys/unix so the cpu package can make a |
| // system call on AIX without depending on x/sys/unix. |
| // (See golang.org/issue/32102) |
| |
| //go:build aix && ppc64 && gc |
| // +build aix,ppc64,gc |
| |
| package cpu |
| |
| import ( |
| "syscall" |
| "unsafe" |
| ) |
| |
| //go:cgo_import_dynamic libc_getsystemcfg getsystemcfg "libc.a/shr_64.o" |
| |
| //go:linkname libc_getsystemcfg libc_getsystemcfg |
| |
| type syscallFunc uintptr |
| |
| var libc_getsystemcfg syscallFunc |
| |
| type errno = syscall.Errno |
| |
| // Implemented in runtime/syscall_aix.go. |
| func rawSyscall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err errno) |
| func syscall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err errno) |
| |
| func callgetsystemcfg(label int) (r1 uintptr, e1 errno) { |
| r1, _, e1 = syscall6(uintptr(unsafe.Pointer(&libc_getsystemcfg)), 1, uintptr(label), 0, 0, 0, 0, 0) |
| return |
| } |