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
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
|
//===-- tsan_interface_inl.h ------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file is a part of ThreadSanitizer (TSan), a race detector.
//
//===----------------------------------------------------------------------===//
#include "tsan_interface.h"
#include "tsan_rtl.h"
#include "sanitizer_common/sanitizer_ptrauth.h"
#define CALLERPC ((uptr)__builtin_return_address(0))
using namespace __tsan;
void __tsan_read1(void *addr) {
MemoryRead(cur_thread(), CALLERPC, (uptr)addr, kSizeLog1);
}
void __tsan_read2(void *addr) {
MemoryRead(cur_thread(), CALLERPC, (uptr)addr, kSizeLog2);
}
void __tsan_read4(void *addr) {
MemoryRead(cur_thread(), CALLERPC, (uptr)addr, kSizeLog4);
}
void __tsan_read8(void *addr) {
MemoryRead(cur_thread(), CALLERPC, (uptr)addr, kSizeLog8);
}
void __tsan_write1(void *addr) {
MemoryWrite(cur_thread(), CALLERPC, (uptr)addr, kSizeLog1);
}
void __tsan_write2(void *addr) {
MemoryWrite(cur_thread(), CALLERPC, (uptr)addr, kSizeLog2);
}
void __tsan_write4(void *addr) {
MemoryWrite(cur_thread(), CALLERPC, (uptr)addr, kSizeLog4);
}
void __tsan_write8(void *addr) {
MemoryWrite(cur_thread(), CALLERPC, (uptr)addr, kSizeLog8);
}
void __tsan_read1_pc(void *addr, void *pc) {
MemoryRead(cur_thread(), STRIP_PAC_PC(pc), (uptr)addr, kSizeLog1);
}
void __tsan_read2_pc(void *addr, void *pc) {
MemoryRead(cur_thread(), STRIP_PAC_PC(pc), (uptr)addr, kSizeLog2);
}
void __tsan_read4_pc(void *addr, void *pc) {
MemoryRead(cur_thread(), STRIP_PAC_PC(pc), (uptr)addr, kSizeLog4);
}
void __tsan_read8_pc(void *addr, void *pc) {
MemoryRead(cur_thread(), STRIP_PAC_PC(pc), (uptr)addr, kSizeLog8);
}
void __tsan_write1_pc(void *addr, void *pc) {
MemoryWrite(cur_thread(), STRIP_PAC_PC(pc), (uptr)addr, kSizeLog1);
}
void __tsan_write2_pc(void *addr, void *pc) {
MemoryWrite(cur_thread(), STRIP_PAC_PC(pc), (uptr)addr, kSizeLog2);
}
void __tsan_write4_pc(void *addr, void *pc) {
MemoryWrite(cur_thread(), STRIP_PAC_PC(pc), (uptr)addr, kSizeLog4);
}
void __tsan_write8_pc(void *addr, void *pc) {
MemoryWrite(cur_thread(), STRIP_PAC_PC(pc), (uptr)addr, kSizeLog8);
}
void __tsan_vptr_update(void **vptr_p, void *new_val) {
CHECK_EQ(sizeof(vptr_p), 8);
if (*vptr_p != new_val) {
ThreadState *thr = cur_thread();
thr->is_vptr_access = true;
MemoryWrite(thr, CALLERPC, (uptr)vptr_p, kSizeLog8);
thr->is_vptr_access = false;
}
}
void __tsan_vptr_read(void **vptr_p) {
CHECK_EQ(sizeof(vptr_p), 8);
ThreadState *thr = cur_thread();
thr->is_vptr_access = true;
MemoryRead(thr, CALLERPC, (uptr)vptr_p, kSizeLog8);
thr->is_vptr_access = false;
}
void __tsan_func_entry(void *pc) {
FuncEntry(cur_thread(), STRIP_PAC_PC(pc));
}
void __tsan_func_exit() {
FuncExit(cur_thread());
}
void __tsan_ignore_thread_begin() {
ThreadIgnoreBegin(cur_thread(), CALLERPC);
}
void __tsan_ignore_thread_end() {
ThreadIgnoreEnd(cur_thread(), CALLERPC);
}
void __tsan_read_range(void *addr, uptr size) {
MemoryAccessRange(cur_thread(), CALLERPC, (uptr)addr, size, false);
}
void __tsan_write_range(void *addr, uptr size) {
MemoryAccessRange(cur_thread(), CALLERPC, (uptr)addr, size, true);
}
void __tsan_read_range_pc(void *addr, uptr size, void *pc) {
MemoryAccessRange(cur_thread(), STRIP_PAC_PC(pc), (uptr)addr, size, false);
}
void __tsan_write_range_pc(void *addr, uptr size, void *pc) {
MemoryAccessRange(cur_thread(), STRIP_PAC_PC(pc), (uptr)addr, size, true);
}
|
