gdb/testsuite/gdb.arch/i386-disp-step.exp

   1 # Copyright 2009 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 file is part of the gdb testsuite.
  17
  18 # Test i386 displaced stepping.
  19
  20 if $tracelevel {
  21     strace $tracelevel
  22 }
  23
  24 set prms_id 0
  25 set bug_id 0
  26
  27 if ![istarget "i?86-*-linux*"] then {
  28     verbose "Skipping x86 displaced stepping tests."
  29     return
  30 }
  31
  32 set testfile "i386-disp-step"
  33 set srcfile ${testfile}.S
  34 set binfile ${objdir}/${subdir}/${testfile}
  35
  36 set additional_flags "-Wa,-g"
  37
  38 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug $additional_flags]] != "" } {
  39     untested i386-disp-step.exp
  40     return -1
  41 }
  42
  43 # Get things started.
  44
  45 gdb_exit
  46 gdb_start
  47 gdb_reinitialize_dir $srcdir/$subdir
  48 gdb_load ${binfile}
  49
  50 gdb_test "set displaced-stepping on" ""
  51 gdb_test "show displaced-stepping" ".* displaced stepping .* is on.*"
  52
  53 if ![runto_main] then {
  54     fail "Can't run to main"
  55     return 0
  56 }
  57
  58 ##########################################
  59
  60 # Test call/ret.
  61
  62 gdb_test "break test_call" \
  63     "Breakpoint.*at.* file .*$srcfile, line.*" \
  64     "break test_call"
  65 gdb_test "break test_call_end" \
  66     "Breakpoint.*at.* file .*$srcfile, line.*" \
  67     "break test_call_end"
  68
  69 gdb_test "break test_ret" \
  70     "Breakpoint.*at.* file .*$srcfile, line.*" \
  71     "break test_ret"
  72 gdb_test "break test_ret_end" \
  73     "Breakpoint.*at.* file .*$srcfile, line.*" \
  74     "break test_ret_end"
  75
  76 gdb_test "continue" \
  77     "Continuing.*Breakpoint.*, test_call ().*" \
  78     "continue to test_call"
  79 gdb_test "continue" \
  80     "Continuing.*Breakpoint.*, test_call_end ().*" \
  81     "continue to test_call_end"
  82
  83 gdb_test "continue" \
  84     "Continuing.*Breakpoint.*, test_ret ().*" \
  85     "continue to test_ret"
  86 gdb_test "continue" \
  87     "Continuing.*Breakpoint.*, test_ret_end ().*" \
  88     "continue to test_ret_end"
  89
  90 ##########################################
  91
  92 # Test syscall.
  93
  94 gdb_test "break test_syscall" \
  95     "Breakpoint.*at.* file .*$srcfile, line.*" \
  96     "break test_syscall"
  97 gdb_test "break test_syscall_end" \
  98     "Breakpoint.*at.* file .*$srcfile, line.*" \
  99     "break test_syscall_end"
 100
 101 gdb_test "continue" \
 102     "Continuing.*Breakpoint.*, test_syscall ().*" \
 103     "continue to test_syscall"
 104 gdb_test "continue" \
 105     "Continuing.*Breakpoint.*, test_syscall_end ().*" \
 106     "continue to test_syscall_end"
 107
 108 ##########################################
 109
 110 # Done, run program to exit.
 111
 112 gdb_continue_to_end "i386-disp-step"