projects / thirdparty / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 3666a048 | 1 | # Copyright 2015-2021 Free Software Foundation, Inc. |
| 51547df6 MS |
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 | standard_testfile | |
| 17 | ||
| 18 | if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } { | |
| 19 | unsupported "skipping x86 PKEYS tests." | |
| 20 | return | |
| 21 | } | |
| 22 | ||
| 23 | set comp_flags "-I${srcdir}/../nat/" | |
| 24 | ||
| 25 | if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} \ | |
| 26 | [list debug additional_flags=${comp_flags}]] } { | |
| 1512d3b7 | 27 | untested "failed to compile x86 PKEYS test." |
| 51547df6 MS |
28 | return -1 |
| 29 | } | |
| 30 | ||
| 31 | if ![runto_main] { | |
| 32 | untested "could not run to main" | |
| 33 | return -1 | |
| 34 | } | |
| 35 | ||
| 36 | set supports_pkru 0 | |
| 37 | set test "probe PKRU support" | |
| 38 | gdb_test_multiple "print have_pkru()" $test { | |
| 39 | -re ".. = 1\r\n$gdb_prompt $" { | |
| 40 | pass $test | |
| 41 | set supports_pkru 1 | |
| 42 | } | |
| 25dcbff6 PA |
43 | -re ".. = 0\r\n$gdb_prompt $" { |
| 44 | pass $test | |
| 45 | } | |
| 51547df6 MS |
46 | } |
| 47 | ||
| 48 | if { !$supports_pkru } { | |
| 49 | unsupported "processor does not support protection key feature." | |
| 50 | return | |
| 51 | } | |
| 52 | ||
| 53 | # Test pkru register at startup | |
| 54 | # set test_string "0" | |
| 55 | ||
| 56 | gdb_test "print \$pkru" "= 0" "pkru register" | |
| 57 | ||
| 58 | # Read values from pseudo registers. | |
| 59 | gdb_breakpoint [ gdb_get_line_number "break here 1" ] | |
| 60 | gdb_continue_to_breakpoint "break here 1" ".*break here 1.*" | |
| 61 | ||
| 62 | gdb_test "info register pkru" ".*pkru.*0x12345678.*" "read pkru register" | |
| 63 | gdb_test "print /x \$pkru = 0x44444444" "= 0x44444444" "set pkru value" | |
| 64 | gdb_test "info register pkru" ".*pkru.*0x44444444.*" "read value after setting value" | |
| 65 | ||
| 66 | gdb_breakpoint [ gdb_get_line_number "break here 2" ] | |
| 67 | gdb_continue_to_breakpoint "break here 2" ".*break here 2.*" | |
| 68 | ||
| 69 | gdb_test "print /x rd_value" "= 0x44444444" "variable after reading pkru" |