t_tsan_data_race.sh revision 1.3
1# Copyright (c) 2018 The NetBSD Foundation, Inc. 2# All rights reserved. 3# 4# This code is derived from software contributed to The NetBSD Foundation 5# by Yang Zheng. 6# 7# Redistribution and use in source and binary forms, with or without 8# modification, are permitted provided that the following conditions 9# are met: 10# 1. Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# 2. Redistributions in binary form must reproduce the above copyright 13# notice, this list of conditions and the following disclaimer in the 14# documentation and/or other materials provided with the distribution. 15# 16# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26# POSSIBILITY OF SUCH DAMAGE. 27# 28 29test_target() 30{ 31 SUPPORT='n' 32 # Detect address space larger than 32 bits 33 maxaddress=`sysctl vm.maxaddress|awk '{print $3}'` 34 if [ $maxaddress -gt 4294967295 ]; then 35 if command -v cc >/dev/null 2>&1; then 36 if ! echo __clang__ | cc -E - | grep -q __clang__; then 37 SUPPORT='y' 38 elif ! cc -v 2>&1 | awk '/gcc version/{print $3}' | \ 39 awk -F '.' '($0+0) > 9 {exit 1}'; then 40 SUPPORT='y' 41 fi 42 fi 43 fi 44} 45 46atf_test_case data_race 47data_race_head() { 48 atf_set "descr" "Test thread sanitizer for data race condition" 49 atf_set "require.progs" "c++ paxctl" 50} 51 52atf_test_case data_race_profile 53data_race_profile_head() { 54 atf_set "descr" "Test thread sanitizer for data race with profiling option" 55 atf_set "require.progs" "c++ paxctl" 56} 57atf_test_case data_race_pic 58data_race_pic_head() { 59 atf_set "descr" "Test thread sanitizer for data race with position independent code (PIC) flag" 60 atf_set "require.progs" "c++ paxctl" 61} 62atf_test_case data_race_pie 63data_race_pie_head() { 64 atf_set "descr" "Test thread sanitizer for data race with position independent execution (PIE) flag" 65 atf_set "require.progs" "c++ paxctl" 66} 67 68data_race_body(){ 69 cat > test.cc << EOF 70#include <pthread.h> 71int GlobalData; pthread_barrier_t barrier; 72void *Thread(void *a) { pthread_barrier_wait(&barrier); GlobalData = 42; return 0; } 73int main() { 74 pthread_t t; 75 pthread_barrier_init(&barrier, NULL, 2); 76 pthread_create(&t, NULL, Thread, NULL); 77 pthread_barrier_wait(&barrier); 78 GlobalData = 43; 79 pthread_join(t, NULL); 80 return 0; 81} 82EOF 83 84 c++ -fsanitize=thread -o test test.cc 85 paxctl +a test 86 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: data race " ./test 87} 88 89data_race_profile_body(){ 90 cat > test.cc << EOF 91#include <pthread.h> 92int GlobalData; pthread_barrier_t barrier; 93void *Thread(void *a) { pthread_barrier_wait(&barrier); GlobalData = 42; return 0; } 94int main() { 95 pthread_t t; 96 pthread_barrier_init(&barrier, NULL, 2); 97 pthread_create(&t, NULL, Thread, NULL); 98 pthread_barrier_wait(&barrier); 99 GlobalData = 43; 100 pthread_join(t, NULL); 101 return 0; 102} 103EOF 104 105 c++ -fsanitize=thread -o test -pg test.cc 106 paxctl +a test 107 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: data race " ./test 108} 109 110data_race_pic_body(){ 111 cat > test.cc << EOF 112#include <stdio.h> 113#include <stdlib.h> 114int help(int); 115int main(int argc, char **argv) {return help(argc);} 116EOF 117 118 cat > pic.cc << EOF 119#include <pthread.h> 120int GlobalData; pthread_barrier_t barrier; 121void *Thread(void *a) { pthread_barrier_wait(&barrier); GlobalData = 42; return 0; } 122int help(int argc) { 123 pthread_t t; 124 pthread_barrier_init(&barrier, NULL, 2); 125 pthread_create(&t, NULL, Thread, NULL); 126 pthread_barrier_wait(&barrier); 127 GlobalData = 43; 128 pthread_join(t, NULL); 129 return 0; 130} 131EOF 132 133 c++ -fsanitize=thread -fPIC -shared -o libtest.so pic.cc 134 c++ -o test test.cc -fsanitize=thread -L. -ltest 135 paxctl +a test 136 137 export LD_LIBRARY_PATH=. 138 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: data race " ./test 139} 140data_race_pie_body(){ 141 142 #check whether -pie flag is supported on this architecture 143 if ! c++ -pie -dM -E - < /dev/null 2>/dev/null >/dev/null; then 144 atf_set_skip "c++ -pie not supported on this architecture" 145 fi 146 cat > test.cc << EOF 147#include <pthread.h> 148int GlobalData; pthread_barrier_t barrier; 149void *Thread(void *a) { pthread_barrier_wait(&barrier); GlobalData = 42; return 0; } 150int main() { 151 pthread_t t; 152 pthread_barrier_init(&barrier, NULL, 2); 153 pthread_create(&t, NULL, Thread, NULL); 154 pthread_barrier_wait(&barrier); 155 GlobalData = 43; 156 pthread_join(t, NULL); 157 return 0; 158} 159EOF 160 161 c++ -fsanitize=thread -o test -fpie -pie test.cc 162 paxctl +a test 163 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: data race " ./test 164} 165 166 167atf_test_case target_not_supported 168target_not_supported_head() 169{ 170 atf_set "descr" "Test forced skip" 171} 172 173target_not_supported_body() 174{ 175 atf_skip "Target is not supported" 176} 177 178atf_init_test_cases() 179{ 180 test_target 181 test $SUPPORT = 'n' && { 182 atf_add_test_case target_not_supported 183 return 0 184 } 185 atf_add_test_case data_race 186 atf_add_test_case data_race_profile 187 atf_add_test_case data_race_pie 188 atf_add_test_case data_race_pic 189} 190