gdb/testsuite/gdb.arch/thumb-prologue.exp

   1 # Copyright 2006, 2007 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 2 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, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16
  17 # Test ARM/Thumb prologue analyzer.
  18
  19 if {![istarget arm*-*]} then {
  20     verbose "Skipping ARM prologue tests."
  21     return
  22 }
  23
  24 set testfile "thumb-prologue"
  25 set srcfile ${testfile}.c
  26 set binfile ${objdir}/${subdir}/${testfile}
  27
  28 # Don't use "debug", so that we don't have line information for the assembly
  29 # fragments.
  30 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {"additional_flags=-mthumb"}] != "" } {
  31     untested "ARM prologue tests"
  32     return -1
  33 }
  34
  35
  36 gdb_exit
  37 gdb_start
  38 gdb_reinitialize_dir $srcdir/$subdir
  39 gdb_load ${binfile}
  40
  41 #
  42 # Run to `main' where we begin our tests.
  43 #
  44
  45 if ![runto_main] then {
  46     untested "ARM prologue tests"
  47     return -1
  48 }
  49
  50 # Testcase for TPCS prologue.
  51
  52 gdb_breakpoint "* *(int *)tpcs_offset + (int) &tpcs_frame_1"
  53 gdb_test "continue" "Breakpoint .*, $hex in tpcs_frame_1 \\(\\)" \
  54     "continue to TPCS"
  55
  56 gdb_test "backtrace 10" \
  57         "#0\[ \t\]*$hex in tpcs_frame_1 .*\r\n#1\[ \t\]*$hex in tpcs_frame .*\r\n#2\[ \t\]*$hex in main.*" \
  58         "backtrace in TPCS"
  59
  60 gdb_test "info frame" \
  61         ".*Saved registers:.*r7 at.*r10 at.*r11 at.*lr at.*pc at .*" \
  62         "saved registers in TPCS"