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205 lines
8.5 KiB
205 lines
8.5 KiB
/*
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Copyright 2005-2013 Intel Corporation. All Rights Reserved.
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This file is part of Threading Building Blocks.
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Threading Building Blocks is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License
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version 2 as published by the Free Software Foundation.
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Threading Building Blocks is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty
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of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Threading Building Blocks; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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As a special exception, you may use this file as part of a free software
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library without restriction. Specifically, if other files instantiate
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templates or use macros or inline functions from this file, or you compile
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this file and link it with other files to produce an executable, this
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file does not by itself cause the resulting executable to be covered by
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the GNU General Public License. This exception does not however
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invalidate any other reasons why the executable file might be covered by
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the GNU General Public License.
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*/
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#ifndef __TBB_profiling_H
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#define __TBB_profiling_H
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// Check if the tools support is enabled
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#if (_WIN32||_WIN64||__linux__) && !__MINGW32__ && TBB_USE_THREADING_TOOLS
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#if _WIN32||_WIN64
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#include <stdlib.h> /* mbstowcs_s */
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#endif
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#include "tbb_stddef.h"
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namespace tbb {
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namespace internal {
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#if _WIN32||_WIN64
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void __TBB_EXPORTED_FUNC itt_set_sync_name_v3( void *obj, const wchar_t* name );
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inline size_t multibyte_to_widechar( wchar_t* wcs, const char* mbs, size_t bufsize) {
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#if _MSC_VER>=1400
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size_t len;
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mbstowcs_s( &len, wcs, bufsize, mbs, _TRUNCATE );
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return len; // mbstowcs_s counts null terminator
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#else
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size_t len = mbstowcs( wcs, mbs, bufsize );
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if(wcs && len!=size_t(-1) )
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wcs[len<bufsize-1? len: bufsize-1] = wchar_t('\0');
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return len+1; // mbstowcs does not count null terminator
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#endif
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}
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#else
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void __TBB_EXPORTED_FUNC itt_set_sync_name_v3( void *obj, const char* name );
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#endif
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} // namespace internal
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} // namespace tbb
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//! Macro __TBB_DEFINE_PROFILING_SET_NAME(T) defines "set_name" methods for sync objects of type T
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/** Should be used in the "tbb" namespace only.
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Don't place semicolon after it to avoid compiler warnings. **/
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#if _WIN32||_WIN64
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#define __TBB_DEFINE_PROFILING_SET_NAME(sync_object_type) \
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namespace profiling { \
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inline void set_name( sync_object_type& obj, const wchar_t* name ) { \
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tbb::internal::itt_set_sync_name_v3( &obj, name ); \
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} \
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inline void set_name( sync_object_type& obj, const char* name ) { \
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size_t len = tbb::internal::multibyte_to_widechar(NULL, name, 0); \
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wchar_t *wname = new wchar_t[len]; \
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tbb::internal::multibyte_to_widechar(wname, name, len); \
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set_name( obj, wname ); \
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delete[] wname; \
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} \
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}
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#else /* !WIN */
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#define __TBB_DEFINE_PROFILING_SET_NAME(sync_object_type) \
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namespace profiling { \
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inline void set_name( sync_object_type& obj, const char* name ) { \
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tbb::internal::itt_set_sync_name_v3( &obj, name ); \
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} \
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}
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#endif /* !WIN */
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#else /* no tools support */
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#if _WIN32||_WIN64
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#define __TBB_DEFINE_PROFILING_SET_NAME(sync_object_type) \
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namespace profiling { \
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inline void set_name( sync_object_type&, const wchar_t* ) {} \
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inline void set_name( sync_object_type&, const char* ) {} \
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}
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#else /* !WIN */
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#define __TBB_DEFINE_PROFILING_SET_NAME(sync_object_type) \
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namespace profiling { \
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inline void set_name( sync_object_type&, const char* ) {} \
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}
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#endif /* !WIN */
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#endif /* no tools support */
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#include "atomic.h"
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// Need these to work regardless of tools support
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namespace tbb {
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namespace internal {
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enum notify_type {prepare=0, cancel, acquired, releasing};
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const uintptr_t NUM_NOTIFY_TYPES = 4; // set to # elements in enum above
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void __TBB_EXPORTED_FUNC call_itt_notify_v5(int t, void *ptr);
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void __TBB_EXPORTED_FUNC itt_store_pointer_with_release_v3(void *dst, void *src);
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void* __TBB_EXPORTED_FUNC itt_load_pointer_with_acquire_v3(const void *src);
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void* __TBB_EXPORTED_FUNC itt_load_pointer_v3( const void* src );
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// two template arguments are to workaround /Wp64 warning with tbb::atomic specialized for unsigned type
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template <typename T, typename U>
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inline void itt_store_word_with_release(tbb::atomic<T>& dst, U src) {
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#if TBB_USE_THREADING_TOOLS
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// This assertion should be replaced with static_assert
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__TBB_ASSERT(sizeof(T) == sizeof(void *), "Type must be word-sized.");
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itt_store_pointer_with_release_v3(&dst, (void *)uintptr_t(src));
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#else
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dst = src;
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#endif // TBB_USE_THREADING_TOOLS
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}
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template <typename T>
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inline T itt_load_word_with_acquire(const tbb::atomic<T>& src) {
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#if TBB_USE_THREADING_TOOLS
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// This assertion should be replaced with static_assert
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__TBB_ASSERT(sizeof(T) == sizeof(void *), "Type must be word-sized.");
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#if defined(_MSC_VER) && !defined(__INTEL_COMPILER)
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// Workaround for overzealous compiler warnings
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#pragma warning (push)
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#pragma warning (disable: 4311)
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#endif
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T result = (T)itt_load_pointer_with_acquire_v3(&src);
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#if defined(_MSC_VER) && !defined(__INTEL_COMPILER)
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#pragma warning (pop)
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#endif
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return result;
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#else
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return src;
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#endif // TBB_USE_THREADING_TOOLS
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}
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template <typename T>
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inline void itt_store_word_with_release(T& dst, T src) {
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#if TBB_USE_THREADING_TOOLS
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// This assertion should be replaced with static_assert
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__TBB_ASSERT(sizeof(T) == sizeof(void *), "Type must be word-sized.");
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itt_store_pointer_with_release_v3(&dst, (void *)src);
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#else
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__TBB_store_with_release(dst, src);
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#endif // TBB_USE_THREADING_TOOLS
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}
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template <typename T>
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inline T itt_load_word_with_acquire(const T& src) {
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#if TBB_USE_THREADING_TOOLS
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// This assertion should be replaced with static_assert
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__TBB_ASSERT(sizeof(T) == sizeof(void *), "Type must be word-sized");
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return (T)itt_load_pointer_with_acquire_v3(&src);
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#else
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return __TBB_load_with_acquire(src);
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#endif // TBB_USE_THREADING_TOOLS
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}
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template <typename T>
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inline void itt_hide_store_word(T& dst, T src) {
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#if TBB_USE_THREADING_TOOLS
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// This assertion should be replaced with static_assert
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__TBB_ASSERT(sizeof(T) == sizeof(void *), "Type must be word-sized");
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itt_store_pointer_with_release_v3(&dst, (void *)src);
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#else
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dst = src;
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#endif
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}
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template <typename T>
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inline T itt_hide_load_word(const T& src) {
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#if TBB_USE_THREADING_TOOLS
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// This assertion should be replaced with static_assert
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__TBB_ASSERT(sizeof(T) == sizeof(void *), "Type must be word-sized.");
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return (T)itt_load_pointer_v3(&src);
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#else
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return src;
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#endif
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}
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#if TBB_USE_THREADING_TOOLS
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inline void call_itt_notify(notify_type t, void *ptr) {
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call_itt_notify_v5((int)t, ptr);
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}
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#else
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inline void call_itt_notify(notify_type /*t*/, void * /*ptr*/) {}
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#endif // TBB_USE_THREADING_TOOLS
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} // namespace internal
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} // namespace tbb
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#endif /* __TBB_profiling_H */
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