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e2882c85 | 1 | # Copyright (C) 2013-2018 Free Software Foundation, Inc. |
07d100d4 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 when it analyzes the | |
17 | # function prologue. | |
18 | # There is one parameter in this test: | |
19 | # - SKIP_PROLOGUE_COUNT is the number that GDB inserts breakpoints on | |
20 | # function f1 and f2 and removes them. | |
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 $testfile.exp | |
31 | ||
32 | # make check-perf RUNTESTFLAGS='skip-prologue.exp SKIP_PROLOGUE_COUNT=500' | |
33 | if ![info exists SKIP_PROLOGUE_COUNT] { | |
34 | set SKIP_PROLOGUE_COUNT 500 | |
35 | } | |
36 | ||
37 | PerfTest::assemble { | |
38 | global srcdir subdir srcfile binfile | |
39 | ||
364ca42e YQ |
40 | if [info exists COMPILE] { |
41 | set opts {debug} | |
42 | } else { | |
43 | set opts {nodebug} | |
44 | } | |
45 | ||
46 | if { [gdb_compile "$srcdir/$subdir/$srcfile" ${binfile} executable $opts] != "" } { | |
47 | untested "failed to compile" | |
07d100d4 YQ |
48 | return -1 |
49 | } | |
50 | ||
51 | return 0 | |
52 | } { | |
53 | global binfile | |
54 | global gdb_prompt | |
55 | ||
56 | clean_restart $binfile | |
57 | ||
58 | if ![runto_main] { | |
bc6c7af4 | 59 | fail "can't run to main" |
07d100d4 YQ |
60 | return -1 |
61 | } | |
63738bfd | 62 | return 0 |
07d100d4 YQ |
63 | } { |
64 | global SKIP_PROLOGUE_COUNT | |
65 | ||
66 | set test "run" | |
67 | gdb_test_multiple "python SkipPrologue\($SKIP_PROLOGUE_COUNT\).run()" $test { | |
68 | -re "Breakpoint $decimal at \[^\n\]*\n" { | |
69 | # GDB prints some messages on breakpoint creation. | |
70 | # Consume the output to avoid internal buffer full. | |
71 | exp_continue | |
72 | } | |
73 | -re ".*$gdb_prompt $" { | |
74 | pass $test | |
75 | } | |
76 | } | |
63738bfd | 77 | return 0 |
07d100d4 | 78 | } |