| 1 | # Copyright 2015-2019 Free Software Foundation, Inc. |
| 2 | # This program is free software; you can redistribute it and/or modify |
| 3 | # it under the terms of the GNU General Public License as published by |
| 4 | # the Free Software Foundation; either version 3 of the License, or |
| 5 | # (at your option) any later version. |
| 6 | # |
| 7 | # This program is distributed in the hope that it will be useful, |
| 8 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | # GNU General Public License for more details. |
| 11 | # |
| 12 | # You should have received a copy of the GNU General Public License |
| 13 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 14 | |
| 15 | standard_testfile insn-reloc.c |
| 16 | set executable $testfile |
| 17 | set expfile $testfile.exp |
| 18 | |
| 19 | if { ![support_displaced_stepping] } { |
| 20 | unsupported "displaced stepping" |
| 21 | return -1 |
| 22 | } |
| 23 | |
| 24 | # Some targets have leading underscores on assembly symbols. |
| 25 | set additional_flags [gdb_target_symbol_prefix_flags] |
| 26 | |
| 27 | if [prepare_for_testing "failed to prepare" $executable $srcfile \ |
| 28 | [list debug $additional_flags]] { |
| 29 | return -1 |
| 30 | } |
| 31 | |
| 32 | if ![runto_main] { |
| 33 | fail "can't run to main" |
| 34 | return -1 |
| 35 | } |
| 36 | |
| 37 | # Read function name from testcases[N]. |
| 38 | |
| 39 | proc read_testcase { n } { |
| 40 | global gdb_prompt |
| 41 | |
| 42 | set result -1 |
| 43 | gdb_test_multiple "print testcases\[${n}\]" "read name of test case ${n}" { |
| 44 | -re "\[$\].*= .*<(.*)>.*$gdb_prompt $" { |
| 45 | set result $expect_out(1,string) |
| 46 | } |
| 47 | -re "$gdb_prompt $" { } |
| 48 | } |
| 49 | |
| 50 | return $result |
| 51 | } |
| 52 | |
| 53 | set n_testcases [get_integer_valueof "n_testcases" 0] |
| 54 | if { ${n_testcases} == 0 } { |
| 55 | untested "no instruction relocation to test" |
| 56 | return 1 |
| 57 | } |
| 58 | |
| 59 | # Set a fast tracepoint on each set_point${i} symbol. There is one for |
| 60 | # each testcase. |
| 61 | for { set i 0 } { ${i} < ${n_testcases} } { incr i } { |
| 62 | set testcase [read_testcase $i] |
| 63 | |
| 64 | gdb_test "break *set_point$i" "Breakpoint .*" "breakpoint on ${testcase}" |
| 65 | } |
| 66 | |
| 67 | gdb_test "break pass" ".*" "" |
| 68 | gdb_test "break fail" ".*" "" |
| 69 | |
| 70 | gdb_test_no_output "set displaced-stepping on" |
| 71 | |
| 72 | # Make sure we have hit the pass breakpoint for each testcase. |
| 73 | for { set i 0 } { ${i} < ${n_testcases} } { incr i } { |
| 74 | set testcase [read_testcase $i] |
| 75 | |
| 76 | with_test_prefix "${testcase}" { |
| 77 | gdb_test "continue" ".*Breakpoint \[0-9\]+, .*" \ |
| 78 | "go to breakpoint $i" |
| 79 | |
| 80 | gdb_test "continue" ".*Breakpoint \[0-9\]+, pass \(\).*" \ |
| 81 | "relocated instruction" |
| 82 | } |
| 83 | } |