src/libcompiler_builtins/compiler-rt/lib/profile/InstrProfilingPort.h

   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 __ORBIS__
  44 #define COMPILER_RT_GETHOSTNAME(Name, Len) ((void)(Name), (void)(Len), (-1))
  45 #else
  46 #define COMPILER_RT_GETHOSTNAME(Name, Len) lprofGetHostName(Name, Len)
  47 #ifndef _MSC_VER
  48 #define COMPILER_RT_HAS_UNAME 1
  49 #endif
  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 #if defined(_WIN32)
  88 #define DIR_SEPARATOR '\\'
  89 #define DIR_SEPARATOR_2 '/'
  90 #else
  91 #define DIR_SEPARATOR '/'
  92 #endif
  93
  94 #ifndef DIR_SEPARATOR_2
  95 #define IS_DIR_SEPARATOR(ch) ((ch) == DIR_SEPARATOR)
  96 #else /* DIR_SEPARATOR_2 */
  97 #define IS_DIR_SEPARATOR(ch)                                                   \
  98   (((ch) == DIR_SEPARATOR) || ((ch) == DIR_SEPARATOR_2))
  99 #endif /* DIR_SEPARATOR_2 */
 100
 101 #define PROF_ERR(Format, ...)                                                  \
 102   fprintf(stderr, "LLVM Profile Error: " Format, __VA_ARGS__);
 103
 104 #define PROF_WARN(Format, ...)                                                 \
 105   fprintf(stderr, "LLVM Profile Warning: " Format, __VA_ARGS__);
 106
 107 #define PROF_NOTE(Format, ...)                                                 \
 108   fprintf(stderr, "LLVM Profile Note: " Format, __VA_ARGS__);
 109
 110 #if defined(__FreeBSD__)
 111
 112 #include <inttypes.h>
 113 #include <sys/types.h>
 114
 115 #else /* defined(__FreeBSD__) */
 116
 117 #include <inttypes.h>
 118 #include <stdint.h>
 119
 120 #endif /* defined(__FreeBSD__) && defined(__i386__) */
 121
 122 #endif /* PROFILE_INSTRPROFILING_PORT_H_ */