1#ifndef __TSAN_TEST_H__
2#define __TSAN_TEST_H__
3
4#include <pthread.h>
5#include <stdlib.h>
6#include <stdio.h>
7#include <unistd.h>
8#include <dlfcn.h>
9#include <stddef.h>
10#include <sched.h>
11#include <stdarg.h>
12#include "sanitizer_common/print_address.h"
13
14#include <sanitizer/tsan_interface.h>
15
16#ifdef __APPLE__
17#include <mach/mach_time.h>
18#endif
19
20#ifndef TSAN_VECTORIZE
21# define TSAN_VECTORIZE __SSE4_2__
22#endif
23
24#if TSAN_VECTORIZE
25# include <emmintrin.h>
26# include <smmintrin.h>
27#else
28struct __m128i {
29 unsigned long long x[2];
30};
31#endif
32
33// TSan-invisible barrier.
34// Tests use it to establish necessary execution order in a way that does not
35// interfere with tsan (does not establish synchronization between threads).
36typedef unsigned invisible_barrier_t;
37
38#ifdef __cplusplus
39extern "C" {
40#endif
41void __tsan_testonly_barrier_init(invisible_barrier_t *barrier,
42 unsigned count);
43void __tsan_testonly_barrier_wait(invisible_barrier_t *barrier);
44unsigned long __tsan_testonly_shadow_stack_current_size();
45#ifdef __cplusplus
46}
47#endif
48
49static inline void barrier_init(invisible_barrier_t *barrier, unsigned count) {
50 __tsan_testonly_barrier_init(barrier, count);
51}
52
53static inline void barrier_wait(invisible_barrier_t *barrier) {
54 __tsan_testonly_barrier_wait(barrier);
55}
56
57// Default instance of the barrier, but a test can declare more manually.
58invisible_barrier_t barrier;
59
60#ifdef __APPLE__
61unsigned long long monotonic_clock_ns() {
62 static mach_timebase_info_data_t timebase_info;
63 if (timebase_info.denom == 0) mach_timebase_info(&timebase_info);
64 return (mach_absolute_time() * timebase_info.numer) / timebase_info.denom;
65}
66#else
67unsigned long long monotonic_clock_ns() {
68 struct timespec t;
69 clock_gettime(CLOCK_MONOTONIC, tp: &t);
70 return (unsigned long long)t.tv_sec * 1000000000ull + t.tv_nsec;
71}
72#endif
73
74//The const kPCInc must be in sync with StackTrace::GetPreviousInstructionPc
75#if defined(__s390__) || defined(__i386__) || defined(__x86_64__)
76const int kPCInc = 1;
77#elif defined(__sparc__) || defined(__mips__)
78const int kPCInc = 8;
79#elif defined(__riscv) && __riscv_xlen == 64
80const int kPCInc = 2;
81#else
82const int kPCInc = 4;
83#endif
84
85#ifdef __cplusplus
86extern "C" {
87#endif
88
89void AnnotateThreadName(const char *f, int l, const char *name);
90
91void AnnotateRWLockCreate(const char *f, int l, void *m);
92void AnnotateRWLockCreateStatic(const char *f, int l, void *m);
93void AnnotateRWLockDestroy(const char *f, int l, void *m);
94void AnnotateRWLockAcquired(const char *f, int l, void *m, long is_w);
95void AnnotateRWLockReleased(const char *f, int l, void *m, long is_w);
96
97void AnnotateIgnoreReadsBegin(const char *f, int l);
98void AnnotateIgnoreReadsEnd(const char *f, int l);
99void AnnotateIgnoreWritesBegin(const char *f, int l);
100void AnnotateIgnoreWritesEnd(const char *f, int l);
101
102void AnnotateIgnoreSyncBegin(const char *f, int l);
103void AnnotateIgnoreSyncEnd(const char *f, int l);
104
105void AnnotateHappensBefore(const char *f, int l, void *addr);
106void AnnotateHappensAfter(const char *f, int l, void *addr);
107
108void AnnotateBenignRaceSized(const char *f, int l, const volatile void *mem,
109 unsigned int size, const char *desc);
110void WTFAnnotateBenignRaceSized(const char *f, int l, const volatile void *mem,
111 unsigned int size, const char *desc);
112
113#ifdef __cplusplus
114}
115#endif
116
117#define ANNOTATE_RWLOCK_CREATE(m) \
118 AnnotateRWLockCreate(__FILE__, __LINE__, m)
119#define ANNOTATE_RWLOCK_CREATE_STATIC(m) \
120 AnnotateRWLockCreateStatic(__FILE__, __LINE__, m)
121#define ANNOTATE_RWLOCK_DESTROY(m) \
122 AnnotateRWLockDestroy(__FILE__, __LINE__, m)
123#define ANNOTATE_RWLOCK_ACQUIRED(m, is_w) \
124 AnnotateRWLockAcquired(__FILE__, __LINE__, m, is_w)
125#define ANNOTATE_RWLOCK_RELEASED(m, is_w) \
126 AnnotateRWLockReleased(__FILE__, __LINE__, m, is_w)
127#define ANNOTATE_HAPPENS_BEFORE(addr) \
128 AnnotateHappensBefore(__FILE__, __LINE__, (void *)(addr))
129#define ANNOTATE_HAPPENS_AFTER(addr) \
130 AnnotateHappensAfter(__FILE__, __LINE__, (void *)(addr))
131#define ANNOTATE_BENIGN_RACE(var) \
132 AnnotateBenignRaceSized(__FILE__, __LINE__, &(var), sizeof(var), #var)
133#define WTF_ANNOTATE_BENIGN_RACE(var) \
134 WTFAnnotateBenignRaceSized(__FILE__, __LINE__, &(var), sizeof(var), #var)
135
136#ifdef __APPLE__
137#define ASM_SYMBOL(symbol) "_" #symbol
138#else
139#define ASM_SYMBOL(symbol) #symbol
140#endif
141
142#endif // __TSAN_TEST_H__
143

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source code of compiler-rt/test/tsan/test.h