gdb/testsuite/gdb.arch/s390-multiarch.exp

   1 # Copyright 2013-2020 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 # Please email any bugs, comments, and/or additions to this file to:
  17 # bug-gdb@gnu.org
  18
  19 # This file is part of the gdb testsuite.
  20
  21
  22 # This test is supported on 64-bit s390 targets only, and only when
  23 # running native.  It should be executed on a sufficiently new Linux
  24 # kernel that provides the 'system_call' regset.
  25
  26 if { ![isnative] || ![istarget s390x-*-* ] } {
  27     verbose "Skipping s390 multi-arch tests."
  28     return
  29 }
  30
  31 standard_testfile
  32 set binprefix $binfile
  33
  34 gdb_exit
  35
  36 if { [get_compiler_info] } {
  37     return -1
  38 }
  39
  40 proc compile_and_dump {variant ccopts binfile} {
  41     global srcdir subdir srcfile
  42     set compile_flags {debug}
  43     foreach opt $ccopts {
  44         lappend compile_flags "additional_flags=$opt"
  45     }
  46     set test "compile ($variant)"
  47     if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "$binfile" executable $compile_flags] != "" } {
  48         fail $test
  49         return {}
  50     }
  51     pass $test
  52
  53     set test "create core file ($variant)"
  54     set corefile [core_find $binfile]
  55     if {$corefile == ""} {
  56         fail $test
  57         return {}
  58     }
  59     pass $test
  60     return $corefile
  61 }
  62
  63 proc test_linux_v2 {} {
  64     global gdb_prompt
  65
  66     set test "Linux v2"
  67     gdb_test_multiple "info reg system_call" "$test" {
  68         -re "system_call\[ \t\]+0x\[0-9a-z\]+\[ \t\]+.*\r\n$gdb_prompt $" {
  69             pass "$test"
  70             return 1
  71         }
  72         -re "Invalid register `system_call'.*\r\n$gdb_prompt $" {
  73             unsupported "$test (no system_call reg)"
  74             return 0
  75         }
  76     }
  77     return 0
  78 }
  79
  80 proc test_register_valid {reg variant} {
  81     gdb_test "info reg $reg" \
  82         "$reg\[ \t\]+0x\[0-9a-z\]+\[ \t\]+.*" \
  83         "'$reg' exists ($variant)"
  84 }
  85
  86 proc test_register_invalid {reg variant} {
  87     gdb_test "info reg $reg" \
  88         "Invalid register `$reg'.*" \
  89         "'$reg' must not exist ($variant)"
  90 }
  91
  92 proc test_all_core64 {core type} {
  93     set variant "64-bit $type"
  94     gdb_core_cmd $core "core-file ($variant)"
  95     if { ! [test_linux_v2] } {
  96         return
  97     }
  98     test_register_valid "last_break" $variant
  99     gdb_core_cmd "${core}.2" "core-file #2 ($variant)"
 100     test_register_invalid "system_call" $variant
 101     gdb_core_cmd "${core}.3" "core-file #3 ($variant)"
 102     test_register_invalid "last_break" $variant
 103 }
 104
 105 proc test_all_core31 {core type} {
 106     set variant "31-bit $type"
 107     gdb_core_cmd $core "core-file ($variant)"
 108     if { ! [test_linux_v2] } {
 109         return
 110     }
 111     test_register_valid "r0h" $variant
 112     test_register_valid "last_break" $variant
 113     gdb_core_cmd "${core}.1" "core-file #1 ($variant)"
 114     test_register_invalid "r0h" $variant
 115     gdb_core_cmd "${core}.2" "core-file #2 ($variant)"
 116     test_register_invalid "system_call" $variant
 117     gdb_core_cmd "${core}.3" "core-file #3 ($variant)"
 118     test_register_invalid "last_break" $variant
 119 }
 120
 121 set binfile "${binprefix}-64"
 122 set core64 [compile_and_dump 64 {-m64} $binfile]
 123 if { $core64 != "" } {
 124     # Remove 'system_call' and mask hwcap
 125     remote_exec host "$binfile $core64 ${core64}.2 775 1023"
 126     # Remove 'last_break'
 127     remote_exec host "$binfile ${core64}.2 ${core64}.3 774"
 128 }
 129
 130 set binfile "${binprefix}-31"
 131 set core31 [compile_and_dump 31 {-m31 -mesa} $binfile]
 132 if { $core31 != "" } {
 133     # Create "patched" core file by removing 'high_gprs' notes
 134     remote_exec host "$binfile $core31 ${core31}.1 768"
 135     # Remove 'system_call' and mask off TE and any newer capabilities
 136     # from hwcap
 137     remote_exec host "$binfile $core31 ${core31}.2 775 1023"
 138     # Remove 'last_break'
 139     remote_exec host "$binfile ${core31}.2 ${core31}.3 774"
 140 }
 141
 142 gdb_start
 143 gdb_reinitialize_dir $srcdir/$subdir
 144
 145 if { $core64 != "" } {
 146     test_all_core64 $core64 "no exec"
 147     gdb_load "${binprefix}-64"
 148     test_all_core64 $core64 "with exec"
 149 }
 150
 151 gdb_test "file" ".*" "discard symbol table" \
 152     {Discard symbol table from `.*'\? \(y or n\) } "y"
 153
 154 if { $core31 != "" } {
 155     test_all_core31 $core31 "no exec"
 156     gdb_load "${binprefix}-31"
 157     test_all_core31 $core31 "with exec"
 158 }
 159
 160 gdb_exit