projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 7f5ef605 PA |
1 | # This testcase is part of GDB, the GNU debugger. |
| 2 | ||
| 88b9d363 | 3 | # Copyright 2014-2022 Free Software Foundation, Inc. |
| 7f5ef605 PA |
4 | |
| 5 | # This program is free software; you can redistribute it and/or modify | |
| 6 | # it under the terms of the GNU General Public License as published by | |
| 7 | # the Free Software Foundation; either version 3 of the License, or | |
| 8 | # (at your option) any later version. | |
| 9 | # | |
| 10 | # This program is distributed in the hope that it will be useful, | |
| 11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 | # GNU General Public License for more details. | |
| 14 | # | |
| 15 | # You should have received a copy of the GNU General Public License | |
| 16 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 17 | ||
| 18 | # Test tstepping an instruction just as long as decr_pc_after_break | |
| 19 | # after removing a breakpoint at PC. GDB used to get confused with | |
| 20 | # this in non-stop mode, and adjust the PC incorrectly. PR gdb/12623. | |
| 21 | ||
| 22 | standard_testfile | |
| 23 | ||
| 24 | if [build_executable "failed to build" ${testfile} ${srcfile} {debug}] { | |
| 25 | return -1 | |
| 26 | } | |
| 27 | ||
| 28 | set linenum_for_user_bp [gdb_get_line_number "break for user-bp test here"] | |
| 29 | set linenum_for_step_resume [gdb_get_line_number "break for step-resume test here"] | |
| 30 | ||
| 31 | proc test {non_stop displaced always_inserted} { | |
| 32 | global binfile | |
| 33 | global linenum_for_user_bp | |
| 34 | global linenum_for_step_resume | |
| 93df4a1d | 35 | global GDBFLAGS |
| 7f5ef605 | 36 | |
| 93df4a1d SM |
37 | save_vars { GDBFLAGS } { |
| 38 | set GDBFLAGS "$GDBFLAGS -ex \"set non-stop $non_stop\"" | |
| 39 | clean_restart $binfile | |
| 40 | } | |
| 7f5ef605 | 41 | |
| 7f5ef605 PA |
42 | gdb_test_no_output "set displaced-stepping $displaced" |
| 43 | gdb_test_no_output "set breakpoint always-inserted $always_inserted" | |
| 44 | ||
| 45 | if ![runto_main] { | |
| 46 | return -1 | |
| 47 | } | |
| 48 | ||
| 49 | with_test_prefix "user bp" { | |
| 50 | delete_breakpoints | |
| 51 | ||
| 52 | gdb_breakpoint $linenum_for_user_bp | |
| 53 | gdb_continue_to_breakpoint "continue to breakpoint" | |
| 54 | ||
| 55 | # If breakpoint always-inserted is on, this makes the location | |
| 56 | # moribund. | |
| 57 | delete_breakpoints | |
| 58 | ||
| 59 | gdb_test "si" "INSN.*insn1.*" "si advances" | |
| 60 | } | |
| 61 | ||
| 62 | with_test_prefix "step-resume" { | |
| 63 | delete_breakpoints | |
| 64 | ||
| 65 | gdb_breakpoint $linenum_for_step_resume | |
| 66 | gdb_continue_to_breakpoint "continue to breakpoint" | |
| 67 | ||
| 68 | gdb_test "next" "insn1.*" | |
| 69 | ||
| 70 | # We're now stopped where the step-resume breakpoint for the | |
| 71 | # previous "next" was. That breakpoint was removed and is now | |
| 72 | # on the moribund locations list. | |
| 73 | gdb_test "si" "INSN.*insn2.*" "si advances" | |
| 74 | ||
| 75 | delete_breakpoints | |
| 76 | } | |
| 77 | } | |
| 78 | ||
| 7f5ef605 PA |
79 | foreach_with_prefix non_stop { "off" "on" } { |
| 80 | foreach_with_prefix displaced_step { "off" "on" } { | |
| 81 | foreach_with_prefix always_inserted { "off" "on" } { | |
| 82 | test $non_stop $displaced_step $always_inserted | |
| 83 | } | |
| 84 | } | |
| 85 | } |