Retro68/gcc/libsanitizer/asan/asan_malloc_local.h
Wolfgang Thaller 6fbf4226da gcc-9.1
2019-06-20 20:10:10 +02:00

43 lines
1.3 KiB
C++

//===-- asan_malloc_local.h -------------------------------------*- C++ -*-===//
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file is a part of AddressSanitizer, an address sanity checker.
//
// Provide interfaces to check for and handle local pool memory allocation.
//===----------------------------------------------------------------------===//
#ifndef ASAN_MALLOC_LOCAL_H
#define ASAN_MALLOC_LOCAL_H
#include "sanitizer_common/sanitizer_platform.h"
#include "asan_internal.h"
// On RTEMS, we use the local pool to handle memory allocation when the ASan
// run-time is not up.
static INLINE bool EarlyMalloc() {
return SANITIZER_RTEMS && (!__asan::asan_inited ||
__asan::asan_init_is_running);
}
void* MemalignFromLocalPool(uptr alignment, uptr size);
#if SANITIZER_RTEMS
bool IsFromLocalPool(const void *ptr);
#define ALLOCATE_FROM_LOCAL_POOL UNLIKELY(EarlyMalloc())
#define IS_FROM_LOCAL_POOL(ptr) UNLIKELY(IsFromLocalPool(ptr))
#else // SANITIZER_RTEMS
#define ALLOCATE_FROM_LOCAL_POOL 0
#define IS_FROM_LOCAL_POOL(ptr) 0
#endif // SANITIZER_RTEMS
#endif // ASAN_MALLOC_LOCAL_H