usr/src/cmd/dtrace/test/tst/i386/pid/tst.ret.d

   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 2006 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 /*
  30  * ASSERTION: Validated the emulation of various flavors of the return
  31  * instruction.
  32  */
  33
  34 #pragma D option destructive
  35
  36 pid$1:a.out:waiting:entry
  37 {
  38         this->a = (char *)alloca(1);
  39         *this->a = 1;
  40         copyout(this->a, arg0, 1);
  41 }
  42
  43 pid$1:a.out:ret*:
  44 {
  45         printf("%%sp = %x", uregs[R_SP]);
  46 }
  47
  48 pid$1:a.out:ret*:return
  49 {
  50 }
  51
  52 pid$1:a.out:done:entry
  53 {
  54         exit(0);
  55 }
  56
  57 pid$1:a.out:main:return
  58 {
  59         printf("%%eax = %x", uregs[R_EAX]);
  60 }
  61
  62 BEGIN
  63 {
  64         /*
  65          * Let's just do this for 5 seconds.
  66          */
  67         timeout = timestamp + 5000000000;
  68 }
  69
  70 profile:::tick-4
  71 /timestamp > timeout/
  72 {
  73         trace("test timed out");
  74         exit(1);
  75 }
  76