1# Copyright (C) 2018-2021 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 setting breakpoints 17# on heavily temlatized C++ code. 18 19# Parameters: 20# EXPANSION_DEPTH: knob to control how many times template expansions occur 21 22load_lib perftest.exp 23 24if [skip_perf_tests] { 25 return 0 26} 27 28standard_testfile .cc 29set executable $testfile 30set expfile $testfile.exp 31 32# make check-perf RUNTESTFLAGS='template-breakpoints.exp EXPANSION_DEPTH=40' 33if ![info exists EXPANSION_DEPTH] { 34 set EXPANSION_DEPTH 40 35} 36 37PerfTest::assemble { 38 global EXPANSION_DEPTH 39 global srcdir subdir srcfile 40 41 set compile_flags {c++ debug} 42 lappend compile_flags "additional_flags=-DEXPANSION_DEPTH=${EXPANSION_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] { 55 fail "can't run to main" 56 return -1 57 } 58 59 return 0 60} { 61 62 gdb_test "python TemplateBreakpoints().run()" 63 64 return 0 65} 66