gdb/testsuite/gdb.arch/powerpc-vsx-gcore.exp

   1 # Copyright (C) 2018-2019 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 # This file is part of the gdb testsuite.
  17
  18 # This test checks that generating and loading a core file preserves
  19 # the correct VSX register state.
  20
  21 if {![istarget "powerpc*-*-linux*"] || [skip_vsx_tests]} then {
  22     verbose "Skipping PowerPC test for corefiles with VSX registers."
  23     return
  24 }
  25
  26 standard_testfile .c
  27
  28 set gen_src [standard_output_file $srcfile]
  29
  30 gdb_produce_source $gen_src {
  31         int main() {
  32             return 0;
  33         }
  34 }
  35
  36 if {[build_executable "compile" $binfile $gen_src] == -1} {
  37     return -1
  38 }
  39
  40 clean_restart $binfile
  41
  42 if ![runto_main] then {
  43     fail "could not run to main"
  44     return -1
  45 }
  46
  47 # Check if VSX register access through gdb is supported
  48 proc check_vsx_access {} {
  49     global gdb_prompt
  50
  51     set test "vsx register access"
  52     gdb_test_multiple "info reg vs0" "$test" {
  53         -re "Invalid register.*\r\n$gdb_prompt $" {
  54             unsupported "$test"
  55             return 0
  56         }
  57         -re "\r\nvs0.*\r\n$gdb_prompt $" {
  58             pass "$test"
  59             return 1
  60         }
  61     }
  62     return 0
  63 }
  64
  65 if { ![check_vsx_access] } {
  66     return -1
  67 }
  68
  69 for {set i 0} {$i < 64} {incr i 1} {
  70     gdb_test_no_output "set \$vs$i.uint128 = $i"
  71 }
  72
  73 set core_filename [standard_output_file "$testfile.core"]
  74 set core_generated [gdb_gcore_cmd "$core_filename" "generate core file"]
  75
  76 if { !$core_generated } {
  77     return -1
  78 }
  79
  80 clean_restart
  81
  82 set core_loaded [gdb_core_cmd "$core_filename" "load core file"]
  83
  84 if { $core_loaded != 1 } {
  85     return -1
  86 }
  87
  88 for {set i 0} {$i < 64} {incr i 1} {
  89     gdb_test "print \$vs$i.uint128" ".* = $i" "print vs$i"
  90 }