projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 88b9d363 | 1 | # Copyright 2020-2022 Free Software Foundation, Inc. |
| 7f32a4d5 PA |
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 | # Test that inserting a hardware and a software breakpoint at the same | |
| 17 | # address behaves as expected. GDB used to consider hw and sw | |
| 18 | # breakpoint locations as duplicate locations, which would lead to bad | |
| 19 | # behavior. See PR gdb/25741. | |
| 20 | ||
| 21 | if {[skip_hw_breakpoint_tests]} { | |
| 22 | return 0 | |
| 23 | } | |
| 24 | ||
| 25 | set test hbreak | |
| 26 | set srcfile ${test}.c | |
| 27 | if { [prepare_for_testing "failed to prepare" ${test} ${srcfile}] } { | |
| 28 | return -1 | |
| 29 | } | |
| 30 | ||
| 31 | if ![runto_main] { | |
| 32 | fail "can't run to main" | |
| 33 | return -1 | |
| 34 | } | |
| 35 | ||
| 36 | delete_breakpoints | |
| 37 | ||
| 38 | gdb_test_no_output "set breakpoint always-inserted on" | |
| 39 | gdb_test_no_output "set breakpoint condition-evaluation host" | |
| 40 | gdb_test_no_output "set confirm off" | |
| 41 | ||
| 42 | # Test inserting a hw breakpoint first, then a sw breakpoint at the | |
| 43 | # same address. | |
| 44 | with_test_prefix "hw-sw" { | |
| e777225b | 45 | gdb_test "hbreak -q main" \ |
| 7f32a4d5 PA |
46 | "Hardware assisted breakpoint .* at .*" \ |
| 47 | "hbreak" | |
| 48 | ||
| e777225b | 49 | gdb_test "break -q main" \ |
| 7f32a4d5 PA |
50 | "Note: breakpoint .* also set at .*\r\nBreakpoint .* at .*" \ |
| 51 | "break" | |
| 52 | ||
| 53 | # A bad GDB debugging against GDBserver would output a warning | |
| 54 | # here: | |
| 55 | # delete breakpoints | |
| 56 | # warning: Error removing breakpoint 3 | |
| 57 | # (gdb) FAIL: gdb.base/hw-sw-break-same-address.exp: hw-sw: delete breakpoints | |
| 58 | gdb_test_no_output "delete breakpoints" | |
| 59 | } | |
| 60 | ||
| 61 | # Now the opposite: test inserting a sw breakpoint first, then a hw | |
| 62 | # breakpoint at the same address. | |
| 63 | with_test_prefix "sw-hw" { | |
| e777225b | 64 | gdb_test "break -q main" \ |
| 7f32a4d5 PA |
65 | "Breakpoint .* at .*" \ |
| 66 | "break" | |
| 67 | ||
| e777225b | 68 | gdb_test "hbreak -q main" \ |
| 7f32a4d5 PA |
69 | "Note: breakpoint .* also set at .*\r\nHardware assisted breakpoint .* at .*" \ |
| 70 | "hbreak" | |
| 71 | ||
| 72 | gdb_test_no_output "delete breakpoints" | |
| 73 | } |