gdb/testsuite/gdb.arch/ia64-breakpoint-shadow.exp

   1 # Copyright 2009-2017 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 if ![istarget "ia64-*-*"] {
  17     verbose "Skipping ia64-breakpoint-shadow test."
  18     return
  19 }
  20
  21 set testfile ia64-breakpoint-shadow
  22 set srcfile ${testfile}.S
  23 set binfile ${objdir}/${subdir}/${testfile}
  24 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  25     untested "failed to compile"
  26     return -1
  27 }
  28
  29 gdb_exit
  30 gdb_start
  31 gdb_reinitialize_dir $srcdir/$subdir
  32 gdb_load ${binfile}
  33
  34 # We need to start the inferior to place the breakpoints in the memory at all.
  35 if ![runto_main] {
  36     untested start
  37     return -1
  38 }
  39
  40 # The default "auto" mode removes all the breakpoints when we stop (and not
  41 # running the nonstop mode).  We would not be able to test the shadow.
  42 gdb_test "set breakpoint always-inserted on"
  43 gdb_test "show breakpoint always-inserted" "Always inserted breakpoint mode is on."
  44
  45 set match "\nDump of assembler code for function main:\r\n(.*)End of assembler dump.\r\n$gdb_prompt $"
  46
  47 set test "disassembly without breakpoints"
  48 gdb_test_multiple "disass main" $test {
  49     -re $match {
  50         set orig $expect_out(1,string)
  51         pass $test
  52     }
  53 }
  54
  55 set test "slot 0 breakpoint placed"
  56 gdb_test_multiple "b bundle" $test {
  57     -re "Breakpoint \[0-9\] at (0x\[0-9a-f\]*0):.*$gdb_prompt $" {
  58         pass $test
  59         set bpt2address $expect_out(1,string)
  60     }
  61 }
  62
  63 if ![info exists bpt2address] {
  64     return -1
  65 }
  66
  67 gdb_test "b *($bpt2address + 1)" "Breakpoint \[0-9\] at .*" "slot 1 breakpoint placed"
  68 gdb_test "b *($bpt2address + 2)" "Can't insert breakpoint for non-existing slot X" "slot 2 (slot X) breakpoint refusal"
  69
  70 set test "disassembly with breakpoints"
  71 gdb_test_multiple "disass main" $test {
  72     -re $match {
  73         set got $expect_out(1,string)
  74         if [string equal -nocase $orig $got] {
  75             pass $test
  76         } else {
  77             fail $test
  78         }
  79     }
  80 }