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42a4f53d | 1 | # Copyright (C) 2013-2019 Free Software Foundation, Inc. |
23e9d3b9 YQ |
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 | # This test case is to test the performance of GDB doing stack | |
17 | # backtrace. | |
18 | # There is one parameter in this test: | |
19 | # - BACKTRACE_DEPTH is the number of innermost frames that command | |
20 | # 'bt' prints. | |
21 | ||
22 | load_lib perftest.exp | |
23 | ||
24 | if [skip_perf_tests] { | |
25 | return 0 | |
26 | } | |
27 | ||
28 | standard_testfile .c | |
29 | set executable $testfile | |
30 | set expfile $testfile.exp | |
31 | ||
32 | # make check-perf RUNTESTFLAGS='backtrace.exp BACKTRACE_DEPTH=1024' | |
33 | if ![info exists BACKTRACE_DEPTH] { | |
34 | set BACKTRACE_DEPTH 64 | |
35 | } | |
36 | ||
37 | PerfTest::assemble { | |
38 | global BACKTRACE_DEPTH | |
39 | global srcdir subdir srcfile | |
40 | ||
41 | set compile_flags {debug} | |
42 | lappend compile_flags "additional_flags=-DBACKTRACE_DEPTH=${BACKTRACE_DEPTH}" | |
43 | ||
44 | if { [gdb_compile "$srcdir/$subdir/$srcfile" ${binfile} executable $compile_flags] != ""} { | |
45 | return -1 | |
46 | } | |
47 | ||
48 | return 0 | |
49 | } { | |
50 | global binfile | |
51 | ||
52 | clean_restart $binfile | |
53 | ||
54 | if ![runto_main] { | |
bc6c7af4 | 55 | fail "can't run to main" |
23e9d3b9 YQ |
56 | return -1 |
57 | } | |
58 | ||
59 | gdb_breakpoint "fun2" | |
60 | gdb_continue_to_breakpoint "fun2" | |
63738bfd DE |
61 | |
62 | return 0 | |
23e9d3b9 YQ |
63 | } { |
64 | global BACKTRACE_DEPTH | |
65 | ||
66 | gdb_test "python BackTrace\($BACKTRACE_DEPTH\).run()" | |
67 | ||
63738bfd | 68 | return 0 |
23e9d3b9 | 69 | } |