sanitizer_internal_defs.h revision 15503b0a4331c7f27f9cebc25e25c2e494f61cb9 
1//===-- sanitizer_internal_defs.h -------------------------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file is shared between AddressSanitizer and ThreadSanitizer.
11// It contains macro used in run-time libraries code.
12//===----------------------------------------------------------------------===//
13#ifndef SANITIZER_DEFS_H
14#define SANITIZER_DEFS_H
15
16#include "sanitizer_interface_defs.h"
17using namespace __sanitizer;  // NOLINT
18// ----------- ATTENTION -------------
19// This header should NOT include any other headers to avoid portability issues.
20
21// Common defs.
22#define INLINE static inline
23#define INTERFACE_ATTRIBUTE SANITIZER_INTERFACE_ATTRIBUTE
24#define WEAK SANITIZER_WEAK_ATTRIBUTE
25
26// Platform-specific defs.
27#if defined(_WIN32)
28typedef unsigned long    DWORD;  // NOLINT
29// FIXME(timurrrr): do we need this on Windows?
30# define ALIAS(x)
31# define ALIGNED(x) __declspec(align(x))
32# define FORMAT(f, a)
33# define NOINLINE __declspec(noinline)
34# define NORETURN __declspec(noreturn)
35# define THREADLOCAL   __declspec(thread)
36#else  // _WIN32
37# define ALIAS(x) __attribute__((alias(x)))
38# define ALIGNED(x) __attribute__((aligned(x)))
39# define FORMAT(f, a)  __attribute__((format(printf, f, a)))
40# define NOINLINE __attribute__((noinline))
41# define NORETURN  __attribute__((noreturn))
42# define THREADLOCAL   __thread
43#endif  // _WIN32
44
45// We have no equivalent of these on Windows.
46#ifndef _WIN32
47# define ALWAYS_INLINE __attribute__((always_inline))
48# define LIKELY(x)     __builtin_expect(!!(x), 1)
49# define UNLIKELY(x)   __builtin_expect(!!(x), 0)
50# define USED __attribute__((used))
51#endif
52
53// If __WORDSIZE was undefined by the platform, define it in terms of the
54// compiler built-ins __LP64__ and _WIN64.
55#ifndef __WORDSIZE
56# if __LP64__ || defined(_WIN64)
57#  define __WORDSIZE 64
58# else
59#  define __WORDSIZE 32
60#  endif
61#endif  // __WORDSIZE
62
63// Raw check.
64#define RAW_CHECK_MSG(expr, msg) do { \
65  if (!(expr)) { \
66    RawWrite(msg); \
67    Die(); \
68  } \
69} while (0)
70
71#define RAW_CHECK(expr) RAW_CHECK_MSG(expr, #expr)
72
73#endif  // SANITIZER_DEFS_H
74