aboutsummaryrefslogtreecommitdiff
path: root/gdb/testsuite/gdb.perf/single-step.exp
blob: d5aa7e2ea598ed0fb762d17ddd8d0d265875aea3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
# Copyright (C) 2013-2015 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# This test case is to test the speed of GDB when it is doing singe step.
# There is one parameter in this test:
#  - SINGLE_STEP_COUNT is the number of single step GDB performs.

load_lib perftest.exp

if [skip_perf_tests] {
    return 0
}

standard_testfile .c
set executable $testfile
set expfile $testfile.exp

# make check-perf RUNTESTFLAGS='single-step.exp SINGLE_STEP_COUNT=300'
if ![info exists SINGLE_STEP_COUNT] {
    set SINGLE_STEP_COUNT 10000
}

PerfTest::assemble {
    global srcdir subdir srcfile binfile

    if { [gdb_compile "$srcdir/$subdir/$srcfile" ${binfile} executable {debug}] != "" } {
	return -1
    }
    return 0
} {
    global binfile
    clean_restart $binfile

    if ![runto_main] {
	fail "Can't run to main"
	return -1
    }
    return 0
} {
    global SINGLE_STEP_COUNT

    gdb_test_no_output "python SingleStep\(${SINGLE_STEP_COUNT}\).run()"
    # Terminate the loop.
    gdb_test "set variable flag = 0"
    return 0
}