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

   1 # Copyright 2013-2024 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 require isnative {istarget s390x-*-*}
  27
  28 standard_testfile
  29 set binprefix $binfile
  30
  31 proc compile_and_dump {variant ccopts binfile} {
  32     global srcdir subdir srcfile
  33     set compile_flags {debug}
  34     foreach opt $ccopts {
  35         lappend compile_flags "additional_flags=$opt"
  36     }
  37     set test "compile ($variant)"
  38     if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "$binfile" executable $compile_flags] != "" } {
  39         fail $test
  40         return {}
  41     }
  42     pass $test
  43
  44     set test "create core file ($variant)"
  45     set corefile [core_find $binfile]
  46     if {$corefile == ""} {
  47         fail $test
  48         return {}
  49     }
  50     pass $test
  51     return $corefile
  52 }
  53
  54 proc test_linux_v2 {} {
  55     global gdb_prompt
  56
  57     set test "Linux v2"
  58     gdb_test_multiple "info reg system_call" "$test" {
  59         -re "system_call\[ \t\]+0x\[0-9a-z\]+\[ \t\]+.*\r\n$gdb_prompt $" {
  60             pass "$test"
  61             return 1
  62         }
  63         -re "Invalid register `system_call'.*\r\n$gdb_prompt $" {
  64             unsupported "$test (no system_call reg)"
  65             return 0
  66         }
  67     }
  68     return 0
  69 }
  70
  71 proc test_register_valid {reg} {
  72     gdb_test "info reg $reg" \
  73         "$reg\[ \t\]+0x\[0-9a-z\]+\[ \t\]+.*" \
  74         "'$reg' exists"
  75 }
  76
  77 proc test_register_invalid {reg} {
  78     gdb_test "info reg $reg" \
  79         "Invalid register `$reg'.*" \
  80         "'$reg' must not exist"
  81 }
  82
  83 proc test_all_core64 {core type} {
  84     set variant "64-bit $type"
  85     with_test_prefix $variant {
  86         gdb_core_cmd $core "core-file"
  87         if { ! [test_linux_v2] } {
  88             return
  89         }
  90         test_register_valid "last_break"
  91         gdb_core_cmd "${core}.2" "core-file #2"
  92         test_register_invalid "system_call"
  93         gdb_core_cmd "${core}.3" "core-file #3"
  94         test_register_invalid "last_break"
  95     }
  96 }
  97
  98 proc test_all_core31 {core type} {
  99     set variant "31-bit $type"
 100     with_test_prefix $variant {
 101         gdb_core_cmd $core "core-file"
 102         if { ! [test_linux_v2] } {
 103             return
 104         }
 105         test_register_valid "r0h"
 106         test_register_valid "last_break"
 107         gdb_core_cmd "${core}.1" "core-file #1 "
 108         test_register_invalid "r0h"
 109         gdb_core_cmd "${core}.2" "core-file #2"
 110         test_register_invalid "system_call"
 111         gdb_core_cmd "${core}.3" "core-file #3"
 112         test_register_invalid "last_break"
 113     }
 114 }
 115
 116 set binfile "${binprefix}-64"
 117 set core64 [compile_and_dump 64 {-m64} $binfile]
 118 if { $core64 != "" } {
 119     # Remove 'system_call' and mask hwcap
 120     remote_exec host "$binfile $core64 ${core64}.2 775 1023"
 121     # Remove 'last_break'
 122     remote_exec host "$binfile ${core64}.2 ${core64}.3 774"
 123 }
 124
 125 set binfile "${binprefix}-31"
 126 set core31 [compile_and_dump 31 {-m31 -mesa} $binfile]
 127 if { $core31 != "" } {
 128     # Create "patched" core file by removing 'high_gprs' notes
 129     remote_exec host "$binfile $core31 ${core31}.1 768"
 130     # Remove 'system_call' and mask off TE and any newer capabilities
 131     # from hwcap
 132     remote_exec host "$binfile $core31 ${core31}.2 775 1023"
 133     # Remove 'last_break'
 134     remote_exec host "$binfile ${core31}.2 ${core31}.3 774"
 135 }
 136
 137 clean_restart
 138
 139 if { $core64 != "" } {
 140     test_all_core64 $core64 "no exec"
 141     gdb_load "${binprefix}-64"
 142     test_all_core64 $core64 "with exec"
 143 }
 144
 145 gdb_test "file" ".*" "discard symbol table" \
 146     {Discard symbol table from `.*'\? \(y or n\) } "y"
 147
 148 if { $core31 != "" } {
 149     test_all_core31 $core31 "no exec"
 150     gdb_load "${binprefix}-31"
 151     test_all_core31 $core31 "with exec"
 152 }
 153
 154 gdb_exit