1# Copyright 2015-2023 Free Software Foundation, Inc. 2# 3# Contributed by Intel Corp. <walfred.tedeschi@intel.com>, 4# <mircea.gherzan@intel.com> 5# 6# This program is free software; you can redistribute it and/or modify 7# it under the terms of the GNU General Public License as published by 8# the Free Software Foundation; either version 3 of the License, or 9# (at your option) any later version. 10# 11# This program is distributed in the hope that it will be useful, 12# but WITHOUT ANY WARRANTY; without even the implied warranty of 13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14# GNU General Public License for more details. 15# 16# You should have received a copy of the GNU General Public License 17# along with this program. If not, see <http://www.gnu.org/licenses/>. 18 19if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } { 20 verbose "Skipping x86 MPX tests." 21 return 22} 23 24standard_testfile 25 26if { ![supports_mpx_check_pointer_bounds] } { 27 return -1 28} 29 30if { ![have_mpx] } { 31 unsupported "processor does not support MPX" 32 return -1 33} 34 35set comp_flags "-mmpx -fcheck-pointer-bounds -I${srcdir}/../nat/" 36 37if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} \ 38 [list debug nowarnings additional_flags=${comp_flags}]] } { 39 return -1 40} 41 42if ![runto_main] { 43 return -1 44} 45 46gdb_breakpoint [ gdb_get_line_number "after-decl" ] 47gdb_breakpoint [ gdb_get_line_number "after-alloc" ] 48gdb_breakpoint [ gdb_get_line_number "after-assign" ] 49 50gdb_test "show mpx bound 0x0" "Invalid bounds directory entry at $hex." "NULL address of the pointer" 51 52gdb_continue_to_breakpoint "after-decl" ".*after-decl.*" 53gdb_test "show mpx bound a" "Invalid bounds directory entry at $hex." "pointer instead of pointer address" 54 55gdb_continue_to_breakpoint "after-alloc" ".*after-alloc.*" 56gdb_test "show mpx bound a" "\\\{lbound = $hex, ubound = $hex\\\}: pointer value = $hex, size = \[8, 4\], metadata = 0x0+" "pointer after allocation" 57 58gdb_continue_to_breakpoint "after-assign" ".*after-assign.*" 59gdb_test "show mpx bound x" "\\\{lbound = $hex, ubound = $hex\\\}: pointer value = $hex, size = \[8, 4\], metadata = 0x0+" "pointer after assignment" 60gdb_test "set mpx bound 0x0, 0x1, 0x2" "Invalid bounds directory entry at $hex." "set mpx bound: NULL address of the pointer" 61gdb_test_no_output "set mpx bound x, 0xcafebabe, 0xdeadbeef" "set mpx bound: set bounds for a valid pointer address" 62gdb_test "show mpx bound x" "\\\{lbound = .*cafebabe, ubound = .*deadbeef\\\}: pointer value = $hex, size = $decimal, metadata = 0x0+" "set mpx bound: bounds map entry after set mpx bound" 63 64 65gdb_test "set mpx bound 0x0, 0x1 0x2" "A syntax error in expression.*" "set mpx bound: Controlling syntax error, missing comma " 66gdb_test "set mpx bound 0x0, 0x1" "Wrong number of arguments.*" "set mpx bound: Controlling syntax error, missing argument " 67