1 /*===- InstrProfilingPort.h- Support library for PGO instrumentation ------===*\
3 |* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 |* See https://llvm.org/LICENSE.txt for license information.
5 |* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 \*===----------------------------------------------------------------------===*/
9 /* This header must be included after all others so it can provide fallback
10 definitions for stuff missing in system headers. */
12 #ifndef PROFILE_INSTRPROFILING_PORT_H_
13 #define PROFILE_INSTRPROFILING_PORT_H_
16 #define COMPILER_RT_ALIGNAS(x) __declspec(align(x))
17 #define COMPILER_RT_VISIBILITY
18 /* FIXME: selectany does not have the same semantics as weak. */
19 #define COMPILER_RT_WEAK __declspec(selectany)
20 /* Need to include <windows.h> */
21 #define COMPILER_RT_ALLOCA _alloca
22 /* Need to include <stdio.h> and <io.h> */
23 #define COMPILER_RT_FTRUNCATE(f,l) _chsize(_fileno(f),l)
24 #define COMPILER_RT_ALWAYS_INLINE __forceinline
26 #define COMPILER_RT_ALIGNAS(x) __attribute__((aligned(x)))
27 #define COMPILER_RT_VISIBILITY __attribute__((visibility("hidden")))
28 #define COMPILER_RT_WEAK __attribute__((weak))
29 #define COMPILER_RT_ALLOCA __builtin_alloca
30 #define COMPILER_RT_FTRUNCATE(f,l) ftruncate(fileno(f),l)
31 #define COMPILER_RT_ALWAYS_INLINE inline __attribute((always_inline))
34 #if defined(__APPLE__)
35 #define COMPILER_RT_SEG "__DATA,"
37 #define COMPILER_RT_SEG ""
41 #define COMPILER_RT_SECTION(Sect) __declspec(allocate(Sect))
43 #define COMPILER_RT_SECTION(Sect) __attribute__((section(Sect)))
46 #define COMPILER_RT_MAX_HOSTLEN 128
48 #define COMPILER_RT_GETHOSTNAME(Name, Len) ((void)(Name), (void)(Len), (-1))
50 #define COMPILER_RT_GETHOSTNAME(Name, Len) lprofGetHostName(Name, Len)
53 #if COMPILER_RT_HAS_ATOMICS == 1
57 #define snprintf _snprintf
60 #define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \
61 (InterlockedCompareExchange64((LONGLONG volatile *)Ptr, (LONGLONG)NewV, \
62 (LONGLONG)OldV) == (LONGLONG)OldV)
63 #define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \
64 (DomType *)InterlockedExchangeAdd64((LONGLONG volatile *)&PtrVar, \
65 (LONGLONG)sizeof(DomType) * PtrIncr)
66 #else /* !defined(_WIN64) */
67 #define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \
68 (InterlockedCompareExchange((LONG volatile *)Ptr, (LONG)NewV, (LONG)OldV) == \
70 #define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \
71 (DomType *)InterlockedExchangeAdd((LONG volatile *)&PtrVar, \
72 (LONG)sizeof(DomType) * PtrIncr)
74 #else /* !defined(_MSC_VER) */
75 #define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \
76 __sync_bool_compare_and_swap(Ptr, OldV, NewV)
77 #define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \
78 (DomType *)__sync_fetch_and_add((long *)&PtrVar, sizeof(DomType) * PtrIncr)
80 #else /* COMPILER_RT_HAS_ATOMICS != 1 */
81 #include "InstrProfilingUtil.h"
82 #define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \
83 lprofBoolCmpXchg((void **)Ptr, OldV, NewV)
84 #define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \
85 (DomType *)lprofPtrFetchAdd((void **)&PtrVar, sizeof(DomType) * PtrIncr)
89 #define DIR_SEPARATOR '\\'
90 #define DIR_SEPARATOR_2 '/'
92 #define DIR_SEPARATOR '/'
95 #ifndef DIR_SEPARATOR_2
96 #define IS_DIR_SEPARATOR(ch) ((ch) == DIR_SEPARATOR)
97 #else /* DIR_SEPARATOR_2 */
98 #define IS_DIR_SEPARATOR(ch) \
99 (((ch) == DIR_SEPARATOR) || ((ch) == DIR_SEPARATOR_2))
100 #endif /* DIR_SEPARATOR_2 */
102 #define PROF_ERR(Format, ...) \
103 fprintf(stderr, "LLVM Profile Error: " Format, __VA_ARGS__);
105 #define PROF_WARN(Format, ...) \
106 fprintf(stderr, "LLVM Profile Warning: " Format, __VA_ARGS__);
108 #define PROF_NOTE(Format, ...) \
109 fprintf(stderr, "LLVM Profile Note: " Format, __VA_ARGS__);
119 #if defined(__FreeBSD__)
121 #include <inttypes.h>
122 #include <sys/types.h>
124 #else /* defined(__FreeBSD__) */
126 #include <inttypes.h>
129 #endif /* defined(__FreeBSD__) && defined(__i386__) */
131 #endif /* PROFILE_INSTRPROFILING_PORT_H_ */