syscall_aix_ppc64_gc.mx raw

   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  // Minimal copy of x/sys/unix so the cpu package can make a
   6  // system call on AIX without depending on x/sys/unix.
   7  // (See golang.org/issue/32102)
   8  
   9  //go:build aix && ppc64 && gc
  10  
  11  package cpu
  12  
  13  import (
  14  	"syscall"
  15  	"unsafe"
  16  )
  17  
  18  //go:cgo_import_dynamic libc_getsystemcfg getsystemcfg "libc.a/shr_64.o"
  19  
  20  //go:linkname libc_getsystemcfg libc_getsystemcfg
  21  
  22  type syscallFunc uintptr
  23  
  24  var libc_getsystemcfg syscallFunc
  25  
  26  type errno = syscall.Errno
  27  
  28  // Implemented in runtime/syscall_aix.go.
  29  func rawSyscall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err errno)
  30  func syscall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err errno)
  31  
  32  func callgetsystemcfg(label int) (r1 uintptr, e1 errno) {
  33  	r1, _, e1 = syscall6(uintptr(unsafe.Pointer(&libc_getsystemcfg)), 1, uintptr(label), 0, 0, 0, 0, 0)
  34  	return
  35  }
  36