1 //===-- tsan_platform_mac.cc ----------------------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file is a part of ThreadSanitizer (TSan), a race detector.
13 //===----------------------------------------------------------------------===//
15 #include "sanitizer_common/sanitizer_platform.h"
18 #include "sanitizer_common/sanitizer_common.h"
19 #include "sanitizer_common/sanitizer_libc.h"
20 #include "sanitizer_common/sanitizer_procmaps.h"
21 #include "tsan_platform.h"
23 #include "tsan_flags.h"
32 #include <sys/syscall.h>
34 #include <sys/types.h>
35 #include <sys/resource.h>
43 uptr GetShadowMemoryConsumption() {
47 void FlushShadowMemory() {
50 void WriteMemoryProfile(char *buf, uptr buf_size, uptr nthread, uptr nlive) {
54 void InitializeShadowMemory() {
55 uptr shadow = (uptr)MmapFixedNoReserve(kShadowBeg,
56 kShadowEnd - kShadowBeg);
57 if (shadow != kShadowBeg) {
58 Printf("FATAL: ThreadSanitizer can not mmap the shadow memory\n");
59 Printf("FATAL: Make sure to compile with -fPIE and "
60 "to link with -pie.\n");
63 if (common_flags()->use_madv_dontdump)
64 DontDumpShadowMemory(kShadowBeg, kShadowEnd - kShadowBeg);
65 DPrintf("kShadow %zx-%zx (%zuGB)\n",
66 kShadowBeg, kShadowEnd,
67 (kShadowEnd - kShadowBeg) >> 30);
68 DPrintf("kAppMem %zx-%zx (%zuGB)\n",
69 kAppMemBeg, kAppMemEnd,
70 (kAppMemEnd - kAppMemBeg) >> 30);
74 void InitializePlatform() {
75 DisableCoreDumperIfNecessary();
79 int call_pthread_cancel_with_cleanup(int(*fn)(void *c, void *m,
80 void *abstime), void *c, void *m, void *abstime,
81 void(*cleanup)(void *arg), void *arg) {
82 // pthread_cleanup_push/pop are hardcore macros mess.
83 // We can't intercept nor call them w/o including pthread.h.
85 pthread_cleanup_push(cleanup, arg);
86 res = fn(c, m, abstime);
87 pthread_cleanup_pop(0);
94 #endif // SANITIZER_MAC