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151 lines
5.1 KiB
151 lines
5.1 KiB
/*===- InstrProfilingPort.h- Support library for PGO instrumentation ------===*\
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|*
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|* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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|* See https://llvm.org/LICENSE.txt for license information.
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|* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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|*
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\*===----------------------------------------------------------------------===*/
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/* This header must be included after all others so it can provide fallback
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definitions for stuff missing in system headers. */
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#ifndef PROFILE_INSTRPROFILING_PORT_H_
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#define PROFILE_INSTRPROFILING_PORT_H_
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#ifdef _MSC_VER
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#define COMPILER_RT_ALIGNAS(x) __declspec(align(x))
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#define COMPILER_RT_VISIBILITY
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/* FIXME: selectany does not have the same semantics as weak. */
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#define COMPILER_RT_WEAK __declspec(selectany)
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/* Need to include <windows.h> */
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#define COMPILER_RT_ALLOCA _alloca
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/* Need to include <stdio.h> and <io.h> */
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#define COMPILER_RT_FTRUNCATE(f,l) _chsize(_fileno(f),l)
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#define COMPILER_RT_ALWAYS_INLINE __forceinline
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#define COMPILER_RT_CLEANUP(x)
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#elif __GNUC__
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#ifdef _WIN32
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#define COMPILER_RT_FTRUNCATE(f, l) _chsize(fileno(f), l)
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#define COMPILER_RT_VISIBILITY
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#define COMPILER_RT_WEAK __attribute__((selectany))
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#else
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#define COMPILER_RT_FTRUNCATE(f, l) ftruncate(fileno(f), l)
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#define COMPILER_RT_VISIBILITY __attribute__((visibility("hidden")))
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#define COMPILER_RT_WEAK __attribute__((weak))
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#endif
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#define COMPILER_RT_ALIGNAS(x) __attribute__((aligned(x)))
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#define COMPILER_RT_ALLOCA __builtin_alloca
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#define COMPILER_RT_ALWAYS_INLINE inline __attribute((always_inline))
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#define COMPILER_RT_CLEANUP(x) __attribute__((cleanup(x)))
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#endif
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#if defined(__APPLE__)
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#define COMPILER_RT_SEG "__DATA,"
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#else
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#define COMPILER_RT_SEG ""
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#endif
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#ifdef _MSC_VER
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#define COMPILER_RT_SECTION(Sect) __declspec(allocate(Sect))
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#else
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#define COMPILER_RT_SECTION(Sect) __attribute__((section(Sect)))
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#endif
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#define COMPILER_RT_MAX_HOSTLEN 128
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#ifdef __ORBIS__
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#define COMPILER_RT_GETHOSTNAME(Name, Len) ((void)(Name), (void)(Len), (-1))
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#else
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#define COMPILER_RT_GETHOSTNAME(Name, Len) lprofGetHostName(Name, Len)
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#endif
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#if COMPILER_RT_HAS_ATOMICS == 1
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#ifdef _WIN32
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#include <windows.h>
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#if defined(_MSC_VER) && _MSC_VER < 1900
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#define snprintf _snprintf
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#endif
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#if defined(_WIN64)
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#define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \
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(InterlockedCompareExchange64((LONGLONG volatile *)Ptr, (LONGLONG)NewV, \
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(LONGLONG)OldV) == (LONGLONG)OldV)
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#define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \
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(DomType *)InterlockedExchangeAdd64((LONGLONG volatile *)&PtrVar, \
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(LONGLONG)sizeof(DomType) * PtrIncr)
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#else /* !defined(_WIN64) */
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#define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \
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(InterlockedCompareExchange((LONG volatile *)Ptr, (LONG)NewV, (LONG)OldV) == \
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(LONG)OldV)
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#define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \
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(DomType *)InterlockedExchangeAdd((LONG volatile *)&PtrVar, \
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(LONG)sizeof(DomType) * PtrIncr)
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#endif
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#else /* !defined(_WIN32) */
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#define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \
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__sync_bool_compare_and_swap(Ptr, OldV, NewV)
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#define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \
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(DomType *)__sync_fetch_and_add((long *)&PtrVar, sizeof(DomType) * PtrIncr)
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#endif
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#else /* COMPILER_RT_HAS_ATOMICS != 1 */
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#include "InstrProfilingUtil.h"
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#define COMPILER_RT_BOOL_CMPXCHG(Ptr, OldV, NewV) \
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lprofBoolCmpXchg((void **)Ptr, OldV, NewV)
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#define COMPILER_RT_PTR_FETCH_ADD(DomType, PtrVar, PtrIncr) \
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(DomType *)lprofPtrFetchAdd((void **)&PtrVar, sizeof(DomType) * PtrIncr)
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#endif
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#if defined(_WIN32)
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#define DIR_SEPARATOR '\\'
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#define DIR_SEPARATOR_2 '/'
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#else
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#define DIR_SEPARATOR '/'
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#endif
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#ifndef DIR_SEPARATOR_2
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#define IS_DIR_SEPARATOR(ch) ((ch) == DIR_SEPARATOR)
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#else /* DIR_SEPARATOR_2 */
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#define IS_DIR_SEPARATOR(ch) \
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(((ch) == DIR_SEPARATOR) || ((ch) == DIR_SEPARATOR_2))
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#endif /* DIR_SEPARATOR_2 */
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#if defined(_WIN32)
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#include <windows.h>
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static inline size_t getpagesize() {
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SYSTEM_INFO S;
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GetNativeSystemInfo(&S);
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return S.dwPageSize;
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}
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#else /* defined(_WIN32) */
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#include <unistd.h>
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#endif /* defined(_WIN32) */
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#define PROF_ERR(Format, ...) \
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fprintf(stderr, "LLVM Profile Error: " Format, __VA_ARGS__);
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#define PROF_WARN(Format, ...) \
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fprintf(stderr, "LLVM Profile Warning: " Format, __VA_ARGS__);
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#define PROF_NOTE(Format, ...) \
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fprintf(stderr, "LLVM Profile Note: " Format, __VA_ARGS__);
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#ifndef MAP_FILE
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#define MAP_FILE 0
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#endif
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#ifndef O_BINARY
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#define O_BINARY 0
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#endif
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#if defined(__FreeBSD__)
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#include <inttypes.h>
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#include <sys/types.h>
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#else /* defined(__FreeBSD__) */
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#include <inttypes.h>
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#include <stdint.h>
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#endif /* defined(__FreeBSD__) && defined(__i386__) */
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#endif /* PROFILE_INSTRPROFILING_PORT_H_ */
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