gdb/testsuite/gdb.multi/multi-arch-exec.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 # Test multi-exec / multi-process features that work for all configurations,
  17 # even ones that cannot run multiple processes simultaneously.
  18
  19 set testfile "multi-arch-exec"
  20
  21 # The plain remote target can't do multiple inferiors.
  22 if [target_info exists use_gdb_stub] {
  23     return
  24 }
  25
  26 # The 64-bit compile may succeed for i386-linux, but gdb won't be able
  27 # to load the file.
  28 if [istarget "i?86-*linux*"] {
  29     return
  30 }
  31
  32 # Can't use standard_testfile, we want executables with specialized
  33 # names.
  34 set exec1 "multi-arch-exec"
  35 set srcfile1 multi-arch-exec.c
  36 set binfile1 [standard_output_file ${exec1}]
  37
  38 set exec2 "multi-arch-exec-hello"
  39 set srcfile2 hello.c
  40 set binfile2 [standard_output_file ${exec2}]
  41
  42 # Build two executables, one for each arch.
  43
  44 if [istarget "s390*-*-*"] {
  45     set march1 "-m64"
  46     set march2 "-m31"
  47 } elseif { [istarget "aarch64*-*-*"] } {
  48     set march1 ""
  49     set march2 ""
  50 } else {
  51     set march1 "-m64"
  52     set march2 "-m32"
  53 }
  54
  55 if { [prepare_for_testing "failed to prepare" ${exec1} "${srcfile1}" \
  56           [list debug \
  57                additional_flags=${march1}]] } {
  58     return -1
  59 }
  60
  61 set options [list debug]
  62
  63 if { [istarget "aarch64*-*-*"] } {
  64     if {[info exists ARM_CC_FOR_TARGET]} {
  65         lappend options "compiler=${ARM_CC_FOR_TARGET}"
  66     } else {
  67         unsupported "ARM compiler is not known"
  68         return -1
  69     }
  70 } else {
  71     lappend options "additional_flags=${march2}"
  72 }
  73
  74 if { [prepare_for_testing "failed to prepare" ${exec2} "${srcfile2}" \
  75           $options] } {
  76     return -1
  77 }
  78
  79 clean_restart ${exec1}
  80 if ![runto_main] then {
  81     fail "couldn't run to main"
  82     return -1
  83 }
  84
  85 # Test that GDB updates the target description / arch successfuly
  86 # after the exec.
  87 gdb_test "continue" "Breakpoint 1, main.*" "continue across exec that changes architecture"