sanitizer_internal_defs.h revision c375657778e8a72d566e29951060b7eadc749b0d
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//===-- sanitizer_internal_defs.h -------------------------------*- C++ -*-===// 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The LLVM Compiler Infrastructure 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This file is distributed under the University of Illinois Open Source 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// License. See LICENSE.TXT for details. 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//===----------------------------------------------------------------------===// 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This file is shared between AddressSanitizer and ThreadSanitizer. 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// It contains macro used in run-time libraries code. 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//===----------------------------------------------------------------------===// 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef SANITIZER_DEFS_H 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define SANITIZER_DEFS_H 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "sanitizer_interface_defs.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using namespace __sanitizer; // NOLINT 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ----------- ATTENTION ------------- 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This header should NOT include any other headers to avoid portability issues. 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Common defs. 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define INLINE static inline 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define INTERFACE_ATTRIBUTE SANITIZER_INTERFACE_ATTRIBUTE 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define WEAK SANITIZER_WEAK_ATTRIBUTE 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Platform-specific defs. 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(_WIN32) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef unsigned long DWORD; // NOLINT 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// FIXME(timurrrr): do we need this on Windows? 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define ALIAS(x) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define ALIGNED(x) __declspec(align(x)) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define FORMAT(f, a) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define NOINLINE __declspec(noinline) 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define NORETURN __declspec(noreturn) 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define THREADLOCAL __declspec(thread) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else // _WIN32 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define ALIAS(x) __attribute__((alias(x))) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define ALIGNED(x) __attribute__((aligned(x))) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define FORMAT(f, a) __attribute__((format(printf, f, a))) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define NOINLINE __attribute__((noinline)) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define NORETURN __attribute__((noreturn)) 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define THREADLOCAL __thread 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // _WIN32 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// We have no equivalent of these on Windows. 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef _WIN32 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define ALWAYS_INLINE __attribute__((always_inline)) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define LIKELY(x) __builtin_expect(!!(x), 1) 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define UNLIKELY(x) __builtin_expect(!!(x), 0) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define UNUSED __attribute__((unused)) 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define USED __attribute__((used)) 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(_WIN32) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef DWORD thread_return_t; 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define THREAD_CALLING_CONV __stdcall 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else // _WIN32 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef void* thread_return_t; 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)# define THREAD_CALLING_CONV 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // _WIN32 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef thread_return_t (THREAD_CALLING_CONV *thread_callback_t)(void* arg); 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// If __WORDSIZE was undefined by the platform, define it in terms of the 64// compiler built-ins __LP64__ and _WIN64. 65#ifndef __WORDSIZE 66# if __LP64__ || defined(_WIN64) 67# define __WORDSIZE 64 68# else 69# define __WORDSIZE 32 70# endif 71#endif // __WORDSIZE 72 73// NOTE: Functions below must be defined in each run-time. 74namespace __sanitizer { 75void NORETURN Die(); 76void NORETURN CheckFailed(const char *file, int line, const char *cond, 77 u64 v1, u64 v2); 78} // namespace __sanitizer 79 80// Check macro 81#define RAW_CHECK_MSG(expr, msg) do { \ 82 if (!(expr)) { \ 83 RawWrite(msg); \ 84 Die(); \ 85 } \ 86} while (0) 87 88#define RAW_CHECK(expr) RAW_CHECK_MSG(expr, #expr) 89 90#define CHECK_IMPL(c1, op, c2) \ 91 do { \ 92 __sanitizer::u64 v1 = (u64)(c1); \ 93 __sanitizer::u64 v2 = (u64)(c2); \ 94 if (!(v1 op v2)) \ 95 __sanitizer::CheckFailed(__FILE__, __LINE__, \ 96 "(" #c1 ") " #op " (" #c2 ")", v1, v2); \ 97 } while (false) \ 98/**/ 99 100#define CHECK(a) CHECK_IMPL((a), !=, 0) 101#define CHECK_EQ(a, b) CHECK_IMPL((a), ==, (b)) 102#define CHECK_NE(a, b) CHECK_IMPL((a), !=, (b)) 103#define CHECK_LT(a, b) CHECK_IMPL((a), <, (b)) 104#define CHECK_LE(a, b) CHECK_IMPL((a), <=, (b)) 105#define CHECK_GT(a, b) CHECK_IMPL((a), >, (b)) 106#define CHECK_GE(a, b) CHECK_IMPL((a), >=, (b)) 107 108#define UNIMPLEMENTED() CHECK("unimplemented" && 0) 109 110#define COMPILER_CHECK(pred) IMPL_COMPILER_ASSERT(pred, __LINE__) 111 112#define IMPL_PASTE(a, b) a##b 113#define IMPL_COMPILER_ASSERT(pred, line) \ 114 typedef char IMPL_PASTE(assertion_failed_##_, line)[2*(int)(pred)-1]; 115 116// Limits for integral types. We have to redefine it in case we don't 117// have stdint.h (like in Visual Studio 9). 118#if __WORDSIZE == 64 119# define __INT64_C(c) c ## L 120# define __UINT64_C(c) c ## UL 121#else 122# define __INT64_C(c) c ## LL 123# define __UINT64_C(c) c ## ULL 124#endif // __WORDSIZE == 64 125#undef INT32_MIN 126#define INT32_MIN (-2147483647-1) 127#undef INT32_MAX 128#define INT32_MAX (2147483647) 129#undef UINT32_MAX 130#define UINT32_MAX (4294967295U) 131#undef INT64_MIN 132#define INT64_MIN (-__INT64_C(9223372036854775807)-1) 133#undef INT64_MAX 134#define INT64_MAX (__INT64_C(9223372036854775807)) 135#undef UINT64_MAX 136#define UINT64_MAX (__UINT64_C(18446744073709551615)) 137 138#endif // SANITIZER_DEFS_H 139