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-rw-r--r--lib/tsan/rtl/tsan_malloc_mac.cpp71
1 files changed, 71 insertions, 0 deletions
diff --git a/lib/tsan/rtl/tsan_malloc_mac.cpp b/lib/tsan/rtl/tsan_malloc_mac.cpp
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index 000000000000..0e861bf1f962
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+++ b/lib/tsan/rtl/tsan_malloc_mac.cpp
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+//===-- tsan_malloc_mac.cpp -----------------------------------------------===//
+//
+// 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.
+//
+// Mac-specific malloc interception.
+//===----------------------------------------------------------------------===//
+
+#include "sanitizer_common/sanitizer_platform.h"
+#if SANITIZER_MAC
+
+#include "sanitizer_common/sanitizer_errno.h"
+#include "tsan_interceptors.h"
+#include "tsan_stack_trace.h"
+
+using namespace __tsan;
+#define COMMON_MALLOC_ZONE_NAME "tsan"
+#define COMMON_MALLOC_ENTER()
+#define COMMON_MALLOC_SANITIZER_INITIALIZED (cur_thread()->is_inited)
+#define COMMON_MALLOC_FORCE_LOCK()
+#define COMMON_MALLOC_FORCE_UNLOCK()
+#define COMMON_MALLOC_MEMALIGN(alignment, size) \
+ void *p = \
+ user_memalign(cur_thread(), StackTrace::GetCurrentPc(), alignment, size)
+#define COMMON_MALLOC_MALLOC(size) \
+ if (in_symbolizer()) return InternalAlloc(size); \
+ SCOPED_INTERCEPTOR_RAW(malloc, size); \
+ void *p = user_alloc(thr, pc, size)
+#define COMMON_MALLOC_REALLOC(ptr, size) \
+ if (in_symbolizer()) return InternalRealloc(ptr, size); \
+ SCOPED_INTERCEPTOR_RAW(realloc, ptr, size); \
+ void *p = user_realloc(thr, pc, ptr, size)
+#define COMMON_MALLOC_CALLOC(count, size) \
+ if (in_symbolizer()) return InternalCalloc(count, size); \
+ SCOPED_INTERCEPTOR_RAW(calloc, size, count); \
+ void *p = user_calloc(thr, pc, size, count)
+#define COMMON_MALLOC_POSIX_MEMALIGN(memptr, alignment, size) \
+ if (in_symbolizer()) { \
+ void *p = InternalAlloc(size, nullptr, alignment); \
+ if (!p) return errno_ENOMEM; \
+ *memptr = p; \
+ return 0; \
+ } \
+ SCOPED_INTERCEPTOR_RAW(posix_memalign, memptr, alignment, size); \
+ int res = user_posix_memalign(thr, pc, memptr, alignment, size);
+#define COMMON_MALLOC_VALLOC(size) \
+ if (in_symbolizer()) \
+ return InternalAlloc(size, nullptr, GetPageSizeCached()); \
+ SCOPED_INTERCEPTOR_RAW(valloc, size); \
+ void *p = user_valloc(thr, pc, size)
+#define COMMON_MALLOC_FREE(ptr) \
+ if (in_symbolizer()) return InternalFree(ptr); \
+ SCOPED_INTERCEPTOR_RAW(free, ptr); \
+ user_free(thr, pc, ptr)
+#define COMMON_MALLOC_SIZE(ptr) uptr size = user_alloc_usable_size(ptr);
+#define COMMON_MALLOC_FILL_STATS(zone, stats)
+#define COMMON_MALLOC_REPORT_UNKNOWN_REALLOC(ptr, zone_ptr, zone_name) \
+ (void)zone_name; \
+ Report("mz_realloc(%p) -- attempting to realloc unallocated memory.\n", ptr);
+#define COMMON_MALLOC_NAMESPACE __tsan
+#define COMMON_MALLOC_HAS_ZONE_ENUMERATOR 0
+#define COMMON_MALLOC_HAS_EXTRA_INTROSPECTION_INIT 0
+
+#include "sanitizer_common/sanitizer_malloc_mac.inc"
+
+#endif