text: /* brk on H8/300 by ysato */
  /*
   * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
   *
   * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
   */
  
  #include <errno.h>
  #include <unistd.h>
  #include <sys/syscall.h>
  
  /* This must be initialized data because commons can't have aliases.  */
  void *__curbrk attribute_hidden = 0;
  
  libc_hidden_proto(brk)
  int brk (void *addr)
  {
      void *newbrk;
  
      asm ("mov.l %2,er1\n\t"
  	 "mov.l %1,er0\n\t"
  	 "trapa #0\n\t"
  	 "mov.l er0,%0"
  	 : "=r" (newbrk)
  	 : "0" (__NR_brk), "g" (addr)
  	 : "er0","er1");
  
      __curbrk = newbrk;
  
      if (newbrk < addr)
      {
  	__set_errno (ENOMEM);
  	return -1;
      }
  
      return 0;
  }
  libc_hidden_def(brk)
  