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

   1 # Copyright 2014 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # This testcase is for PR breakpoints/16889
  17
  18 standard_testfile ".S"
  19
  20 if { ![istarget "x86_64-*-*"] } {
  21     verbose "Skipping $testfile.exp"
  22     return
  23 }
  24
  25 if { [prepare_for_testing "failed to prepare" $testfile $srcfile] } {
  26     return -1
  27 }
  28
  29 # Helper procedure to go to probe NAME
  30
  31 proc goto_probe { name } {
  32     global decimal hex
  33
  34     gdb_test "break -pstap $name" "Breakpoint $decimal at $hex"
  35     gdb_test "continue" "Breakpoint $decimal, main \\(\\) at .*\r\n.*STAP_PROBE1.*${name},.*\\)"
  36 }
  37
  38 # Helper procedure to test the probe's argument
  39
  40 proc test_probe_value { value reg_val } {
  41     gdb_test "print \$_probe_argc" "= 1"
  42     gdb_test "print \$_probe_arg0" "= $value"
  43     gdb_test "print \$_probe_arg0 == *((unsigned int *) (${reg_val}))" "= 1"
  44 }
  45
  46 if { ![runto_main] } {
  47     return -1
  48 }
  49
  50 foreach probe_name [list "foo" "bar" "foo_prefix" "bar_prefix"] \
  51     probe_val [list "42" "42" "42" "42"] \
  52     probe_reg_val [list "\$rsp" "\$rbp - 8" "\$rsp" "\$rbp - 8"] {
  53     with_test_prefix $probe_name {
  54         goto_probe $probe_name
  55         test_probe_value $probe_val $probe_reg_val
  56     }
  57 }