1# Copyright 2015-2020 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 15standard_testfile insn-reloc.c 16set executable $testfile 17set expfile $testfile.exp 18 19if { ![support_displaced_stepping] } { 20 unsupported "displaced stepping" 21 return -1 22} 23 24# Some targets have leading underscores on assembly symbols. 25set additional_flags [gdb_target_symbol_prefix_flags] 26 27if [prepare_for_testing "failed to prepare" $executable $srcfile \ 28 [list debug $additional_flags]] { 29 return -1 30} 31 32if ![runto_main] { 33 fail "can't run to main" 34 return -1 35} 36 37# Read function name from testcases[N]. 38 39proc 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 53set n_testcases [get_integer_valueof "n_testcases" 0] 54if { ${n_testcases} == 0 } { 55 untested "no instruction relocation to test" 56 return 1 57} 58 59# Set a fast tracepoint on each set_point${i} symbol. There is one for 60# each testcase. 61for { 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 67gdb_test "break pass" ".*" "" 68gdb_test "break fail" ".*" "" 69 70gdb_test_no_output "set displaced-stepping on" 71 72# Make sure we have hit the pass breakpoint for each testcase. 73for { 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} 84