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//===-- tsan_malloc_mac.cc ------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// 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 "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 (cur_thread()->in_symbolizer) return InternalAlloc(size); \
SCOPED_INTERCEPTOR_RAW(malloc, size); \
void *p = user_alloc(thr, pc, size)
#define COMMON_MALLOC_REALLOC(ptr, size) \
if (cur_thread()->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 (cur_thread()->in_symbolizer) return InternalCalloc(count, size); \
SCOPED_INTERCEPTOR_RAW(calloc, size, count); \
void *p = user_calloc(thr, pc, size, count)
#define COMMON_MALLOC_VALLOC(size) \
if (cur_thread()->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 (cur_thread()->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
#include "sanitizer_common/sanitizer_malloc_mac.inc"
#endif
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