1# Copyright (C) 2013-2023 Free Software Foundation, Inc.
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
22load_lib perftest.exp
23
24if [skip_perf_tests] {
25    return 0
26}
27
28standard_testfile .c
29set executable $testfile
30set expfile $testfile.exp
31
32# make check-perf RUNTESTFLAGS='skip-prologue.exp SKIP_PROLOGUE_COUNT=500'
33if ![info exists SKIP_PROLOGUE_COUNT] {
34    set SKIP_PROLOGUE_COUNT 500
35}
36
37PerfTest::assemble {
38    global srcdir subdir srcfile binfile
39
40    if [info exists COMPILE] {
41	set opts {debug}
42    } else {
43	set opts {nodebug}
44    }
45
46    if { [gdb_compile "$srcdir/$subdir/$srcfile" ${binfile} executable $opts] != "" } {
47	untested "failed to compile"
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] {
59	return -1
60    }
61    return 0
62} {
63    global SKIP_PROLOGUE_COUNT
64
65    gdb_test_python_run "SkipPrologue\($SKIP_PROLOGUE_COUNT\)" "run"
66    return 0
67}
68