lib/libc/pc532/sys/ptrace.s

   1 /*
   2  * Copyright (c) 1992 Helsinki University of Technology
   3  * All Rights Reserved.
   4  *
   5  * Permission to use, copy, modify and distribute this software and its
   6  * documentation is hereby granted, provided that both the copyright
   7  * notice and this permission notice appear in all copies of the
   8  * software, derivative works or modified versions, and any portions
   9  * thereof, and that both notices appear in supporting documentation.
  10  *
  11  * HELSINKI UNIVERSITY OF TECHNOLOGY ALLOWS FREE USE OF THIS SOFTWARE IN
  12  * ITS "AS IS" CONDITION. HELSINKI UNIVERSITY OF TECHNOLOGY DISCLAIMS ANY
  13  * LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE
  14  * USE OF THIS SOFTWARE.
  15  */
  16 /*
  17  * HISTORY
  18  * 29-Apr-92  Johannes Helander (jvh) at Helsinki University of Technology
  19  *      Created.
  20  *
  21  *      $Id: ptrace.s,v 1.1 1993/09/17 18:43:49 phil Exp $
  22  */
  23
  24 /*
  25  * This is included for the NetBSD version!
  26  */
  27
  28 #include <syscall.h>
  29 #include "SYS.h"
  30
  31         .globl  EX(errno)
  32         .globl  cerror
  33
  34 ENTRY(ptrace)
  35         movqd   0, EX(errno)
  36         movd    SYS_ptrace, r0
  37         SVC
  38         bcs     cerror
  39         ret     0