usr/src/lib/libc/common/sys/getcpuid.s

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27         .file   "getcpuid.s"
  28
  29 /*
  30  * C library -- getcpuid
  31  * processorid_t getcpuid()
  32  */
  33
  34 #include "SYS.h"
  35
  36         ANSI_PRAGMA_WEAK(getcpuid,function)
  37
  38 /*
  39  * processorid_t getcpuid(void)
  40  *
  41  * Returns the cpu id
  42  */
  43
  44         ENTRY(getcpuid)
  45         SYSFASTTRAP(GETLGRP)    /* share fast trap with _lgrp_home_fast() */
  46         RET                     /* return rval1 */
  47         SET_SIZE(getcpuid)