1 /*===- InstrProfilingPort.h- Support library for PGO instrumentation ------===*\ 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 #ifndef PROFILE_INSTRPROFILING_PORT_H_ 11 #define PROFILE_INSTRPROFILING_PORT_H_ 12 13 #ifdef _MSC_VER 14 #define COMPILER_RT_ALIGNAS(x) __declspec(align(x)) 15 #define COMPILER_RT_VISIBILITY 16 #define COMPILER_RT_WEAK __declspec(selectany) 17 #elif __GNUC__ 18 #define COMPILER_RT_ALIGNAS(x) __attribute__((aligned(x))) 19 #define COMPILER_RT_VISIBILITY __attribute__((visibility("hidden"))) 20 #define COMPILER_RT_WEAK __attribute__((weak)) 21 #endif 22 23 #define COMPILER_RT_SECTION(Sect) __attribute__((section(Sect))) 24 25 #if COMPILER_RT_HAS_ATOMICS == 1 26 #ifdef _MSC_VER 27 #include <windows.h> 28 #if defined(_WIN64) 29 #define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \ 30 (InterlockedCompareExchange64((LONGLONG volatile *)Ptr, (LONGLONG)NewV, \ 31 (LONGLONG)OldV) == (LONGLONG)OldV) 32 #else 33 #define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \ 34 (InterlockedCompareExchange((LONG volatile *)Ptr, (LONG)NewV, (LONG)OldV) == \ 35 (LONG)OldV) 36 #endif 37 #else 38 #define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \ 39 __sync_bool_compare_and_swap(Ptr, OldV, NewV) 40 #endif 41 #else 42 #define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \ 43 BoolCmpXchg((void **)Ptr, OldV, NewV) 44 #endif 45 46 #define PROF_ERR(Format, ...) \ 47 if (GetEnvHook && GetEnvHook("LLVM_PROFILE_VERBOSE_ERRORS")) \ 48 fprintf(stderr, Format, __VA_ARGS__); 49 50 #if defined(__FreeBSD__) && defined(__i386__) 51 52 /* System headers define 'size_t' incorrectly on x64 FreeBSD (prior to 53 * FreeBSD 10, r232261) when compiled in 32-bit mode. 54 */ 55 #define PRIu64 "llu" 56 typedef unsigned char uint8_t; 57 typedef unsigned short uint16_t; 58 typedef unsigned int uint32_t; 59 typedef unsigned long long uint64_t; 60 typedef uint32_t uintptr_t; 61 #elif defined(__FreeBSD__) && defined(__x86_64__) 62 #define PRIu64 "lu" 63 typedef unsigned char uint8_t; 64 typedef unsigned short uint16_t; 65 typedef unsigned int uint32_t; 66 typedef unsigned long long uint64_t; 67 typedef unsigned long int uintptr_t; 68 69 #else /* defined(__FreeBSD__) && defined(__i386__) */ 70 71 #include <inttypes.h> 72 #include <stdint.h> 73 74 #endif /* defined(__FreeBSD__) && defined(__i386__) */ 75 76 #endif /* PROFILE_INSTRPROFILING_PORT_H_ */ 77