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77 lines
3.0 KiB
Plaintext
77 lines
3.0 KiB
Plaintext
# Copyright 2015-2018 Free Software Foundation, Inc.
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#
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# Contributed by Intel Corp. <walfred.tedeschi@intel.com>,
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# <mircea.gherzan@intel.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
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verbose "Skipping x86 MPX tests."
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return
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}
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standard_testfile
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set comp_flags "-mmpx -fcheck-pointer-bounds -I${srcdir}/../nat/"
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if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} \
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[list debug nowarnings additional_flags=${comp_flags}]] } {
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return -1
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}
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if ![runto_main] {
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untested "could not run to main"
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return -1
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}
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set supports_mpx 0
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set test "probe MPX support"
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gdb_test_multiple "print have_mpx()" $test {
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-re ".. = 1\r\n$gdb_prompt $" {
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pass $test
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set supports_mpx 1
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}
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-re ".. = 0\r\n$gdb_prompt $" {
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pass $test
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}
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}
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if { !$supports_mpx } {
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unsupported "processor does not support MPX"
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return
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}
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gdb_breakpoint [ gdb_get_line_number "after-decl" ]
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gdb_breakpoint [ gdb_get_line_number "after-alloc" ]
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gdb_breakpoint [ gdb_get_line_number "after-assign" ]
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gdb_test "show mpx bound 0x0" "Invalid bounds directory entry at $hex." "NULL address of the pointer"
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gdb_continue_to_breakpoint "after-decl" ".*after-decl.*"
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gdb_test "show mpx bound a" "Invalid bounds directory entry at $hex." "pointer instead of pointer address"
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gdb_continue_to_breakpoint "after-alloc" ".*after-alloc.*"
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gdb_test "show mpx bound a" "\\\{lbound = $hex, ubound = $hex\\\}: pointer value = $hex, size = \[8, 4\], metadata = 0x0+" "pointer after allocation"
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gdb_continue_to_breakpoint "after-assign" ".*after-assign.*"
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gdb_test "show mpx bound x" "\\\{lbound = $hex, ubound = $hex\\\}: pointer value = $hex, size = \[8, 4\], metadata = 0x0+" "pointer after assignment"
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gdb_test "set mpx bound 0x0, 0x1, 0x2" "Invalid bounds directory entry at $hex." "set mpx bound: NULL address of the pointer"
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gdb_test_no_output "set mpx bound x, 0xcafebabe, 0xdeadbeef" "set mpx bound: set bounds for a valid pointer address"
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gdb_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"
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gdb_test "set mpx bound 0x0, 0x1 0x2" "A syntax error in expression.*" "set mpx bound: Controlling syntax error, missing comma "
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gdb_test "set mpx bound 0x0, 0x1" "Wrong number of arguments.*" "set mpx bound: Controlling syntax error, missing argument "
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