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/* FIXME: selectany does not have the same semantics as weak. */ 17#define COMPILER_RT_WEAK __declspec(selectany) 18/* Need to include <windows.h> */ 19#define COMPILER_RT_ALLOCA _alloca 20/* Need to include <stdio.h> and <io.h> */ 21#define COMPILER_RT_FTRUNCATE(f,l) _chsize(_fileno(f),l) 22#elif __GNUC__ 23#define COMPILER_RT_ALIGNAS(x) __attribute__((aligned(x))) 24#define COMPILER_RT_VISIBILITY __attribute__((visibility("hidden"))) 25#define COMPILER_RT_WEAK __attribute__((weak)) 26#define COMPILER_RT_ALLOCA __builtin_alloca 27#define COMPILER_RT_FTRUNCATE(f,l) ftruncate(fileno(f),l) 28#endif 29 30#if defined(__APPLE__) 31#define COMPILER_RT_SEG "__DATA," 32#else 33#define COMPILER_RT_SEG "" 34#endif 35 36#ifdef _MSC_VER 37#define COMPILER_RT_SECTION(Sect) __declspec(allocate(Sect)) 38#else 39#define COMPILER_RT_SECTION(Sect) __attribute__((section(Sect))) 40#endif 41 42#define COMPILER_RT_MAX_HOSTLEN 128 43#ifdef _MSC_VER 44#define COMPILER_RT_GETHOSTNAME(Name, Len) gethostname(Name, Len) 45#elif defined(__ORBIS__) 46#define COMPILER_RT_GETHOSTNAME(Name, Len) ((void)(Name), (void)(Len), (-1)) 47#else 48#define COMPILER_RT_GETHOSTNAME(Name, Len) lprofGetHostName(Name, Len) 49#define COMPILER_RT_HAS_UNAME 1 50#endif 51 52#if COMPILER_RT_HAS_ATOMICS == 1 53#ifdef _MSC_VER 54#include <windows.h> 55#if _MSC_VER < 1900 56#define snprintf _snprintf 57#endif 58#if defined(_WIN64) 59#define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \ 60 (InterlockedCompareExchange64((LONGLONG volatile *)Ptr, (LONGLONG)NewV, \ 61 (LONGLONG)OldV) == (LONGLONG)OldV) 62#define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \ 63 (DomType *)InterlockedExchangeAdd64((LONGLONG volatile *)&PtrVar, \ 64 (LONGLONG)sizeof(DomType) * PtrIncr) 65#else /* !defined(_WIN64) */ 66#define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \ 67 (InterlockedCompareExchange((LONG volatile *)Ptr, (LONG)NewV, (LONG)OldV) == \ 68 (LONG)OldV) 69#define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \ 70 (DomType *)InterlockedExchangeAdd((LONG volatile *)&PtrVar, \ 71 (LONG)sizeof(DomType) * PtrIncr) 72#endif 73#else /* !defined(_MSC_VER) */ 74#define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \ 75 __sync_bool_compare_and_swap(Ptr, OldV, NewV) 76#define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \ 77 (DomType *)__sync_fetch_and_add((long *)&PtrVar, sizeof(DomType) * PtrIncr) 78#endif 79#else /* COMPILER_RT_HAS_ATOMICS != 1 */ 80#include "InstrProfilingUtil.h" 81#define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \ 82 lprofBoolCmpXchg((void **)Ptr, OldV, NewV) 83#define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \ 84 (DomType *)lprofPtrFetchAdd((void **)&PtrVar, sizeof(DomType) * PtrIncr) 85#endif 86 87#define PROF_ERR(Format, ...) \ 88 fprintf(stderr, "LLVM Profile Error: " Format, __VA_ARGS__); 89 90#define PROF_WARN(Format, ...) \ 91 fprintf(stderr, "LLVM Profile Warning: " Format, __VA_ARGS__); 92 93#define PROF_NOTE(Format, ...) \ 94 fprintf(stderr, "LLVM Profile Note: " Format, __VA_ARGS__); 95 96#if defined(__FreeBSD__) 97 98#include <inttypes.h> 99#include <sys/types.h> 100 101#else /* defined(__FreeBSD__) */ 102 103#include <inttypes.h> 104#include <stdint.h> 105 106#endif /* defined(__FreeBSD__) && defined(__i386__) */ 107 108#endif /* PROFILE_INSTRPROFILING_PORT_H_ */ 109