gdb/testsuite/gdb.arch/amd64-stap-optional-prefix.S

   1 /* Copyright (C) 2014 Free Software Foundation, Inc.
   2
   3    This file is part of GDB.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include <sys/sdt.h>
  19
  20         .file   "amd64-stap-optional-prefix.S"
  21         .text
  22         .globl  main
  23 main:
  24         mov     %rsp,%rbp
  25         pushq   $42
  26         STAP_PROBE1(probe, foo, (%rsp))
  27         STAP_PROBE1(probe, bar, -8(%rbp))
  28         STAP_PROBE1(probe, foo_prefix, 8@(%rsp))
  29         STAP_PROBE1(probe, bar_prefix, 8@-8(%rbp))
  30         mov     %rbp,%rsp
  31         xor     %rax,%rax
  32         ret