1 //===-- tsan_interface_inl.h ------------------------------------*- C++ -*-===//
3 // This file is distributed under the University of Illinois Open Source
4 // License. See LICENSE.TXT for details.
6 //===----------------------------------------------------------------------===//
8 // This file is a part of ThreadSanitizer (TSan), a race detector.
10 //===----------------------------------------------------------------------===//
12 #include "tsan_interface.h"
15 #define CALLERPC ((uptr)__builtin_return_address(0))
17 using namespace __tsan
; // NOLINT
19 void __tsan_read1(void *addr
) {
20 MemoryRead(cur_thread(), CALLERPC
, (uptr
)addr
, kSizeLog1
);
23 void __tsan_read2(void *addr
) {
24 MemoryRead(cur_thread(), CALLERPC
, (uptr
)addr
, kSizeLog2
);
27 void __tsan_read4(void *addr
) {
28 MemoryRead(cur_thread(), CALLERPC
, (uptr
)addr
, kSizeLog4
);
31 void __tsan_read8(void *addr
) {
32 MemoryRead(cur_thread(), CALLERPC
, (uptr
)addr
, kSizeLog8
);
35 void __tsan_write1(void *addr
) {
36 MemoryWrite(cur_thread(), CALLERPC
, (uptr
)addr
, kSizeLog1
);
39 void __tsan_write2(void *addr
) {
40 MemoryWrite(cur_thread(), CALLERPC
, (uptr
)addr
, kSizeLog2
);
43 void __tsan_write4(void *addr
) {
44 MemoryWrite(cur_thread(), CALLERPC
, (uptr
)addr
, kSizeLog4
);
47 void __tsan_write8(void *addr
) {
48 MemoryWrite(cur_thread(), CALLERPC
, (uptr
)addr
, kSizeLog8
);
51 void __tsan_vptr_update(void **vptr_p
, void *new_val
) {
52 CHECK_EQ(sizeof(vptr_p
), 8);
53 if (*vptr_p
!= new_val
) {
54 ThreadState
*thr
= cur_thread();
55 thr
->is_vptr_access
= true;
56 MemoryWrite(thr
, CALLERPC
, (uptr
)vptr_p
, kSizeLog8
);
57 thr
->is_vptr_access
= false;
61 void __tsan_vptr_read(void **vptr_p
) {
62 CHECK_EQ(sizeof(vptr_p
), 8);
63 ThreadState
*thr
= cur_thread();
64 thr
->is_vptr_access
= true;
65 MemoryRead(thr
, CALLERPC
, (uptr
)vptr_p
, kSizeLog8
);
66 thr
->is_vptr_access
= false;
69 void __tsan_func_entry(void *pc
) {
70 FuncEntry(cur_thread(), (uptr
)pc
);
73 void __tsan_func_exit() {
74 FuncExit(cur_thread());
77 void __tsan_read_range(void *addr
, uptr size
) {
78 MemoryAccessRange(cur_thread(), CALLERPC
, (uptr
)addr
, size
, false);
81 void __tsan_write_range(void *addr
, uptr size
) {
82 MemoryAccessRange(cur_thread(), CALLERPC
, (uptr
)addr
, size
, true);