| // -*- C++ -*- |
| // |
| // Copyright (C) 2009-2016 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| // |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // Under Section 7 of GPL version 3, you are granted additional |
| // permissions described in the GCC Runtime Library Exception, version |
| // 3.1, as published by the Free Software Foundation. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| /** @file profile/impl/profiler.h |
| * @brief Interface of the profiling runtime library. |
| */ |
| |
| // Written by Lixia Liu and Silvius Rus. |
| |
| #ifndef _GLIBCXX_PROFILE_PROFILER_H |
| #define _GLIBCXX_PROFILE_PROFILER_H 1 |
| |
| #include <bits/c++config.h> |
| |
| // Mechanism to define data with inline linkage. |
| #define _GLIBCXX_PROFILE_DEFINE_UNINIT_DATA(__type, __name) \ |
| inline __type& \ |
| __get_##__name() \ |
| { \ |
| static __type __name; \ |
| return __name; \ |
| } |
| #define _GLIBCXX_PROFILE_DEFINE_DATA(__type, __name, __initial_value...) \ |
| inline __type& __get_##__name() { \ |
| static __type __name(__initial_value); \ |
| return __name; \ |
| } |
| #define _GLIBCXX_PROFILE_DATA(__name) \ |
| __get_##__name() |
| |
| namespace __gnu_profile |
| { |
| /** @brief Reentrance guard. |
| * |
| * Mechanism to protect all __gnu_profile operations against recursion, |
| * multithreaded and exception reentrance. |
| */ |
| struct __reentrance_guard |
| { |
| static bool |
| __get_in() |
| { |
| if (__inside() == true) |
| return false; |
| else |
| { |
| __inside() = true; |
| return true; |
| } |
| } |
| |
| static bool& |
| __inside() |
| { |
| static __thread bool _S_inside(false); |
| return _S_inside; |
| } |
| |
| __reentrance_guard() { } |
| ~__reentrance_guard() { __inside() = false; } |
| }; |
| |
| // Forward declarations of implementation functions. |
| // Don't use any __gnu_profile:: in user code. |
| // Instead, use the __profcxx... macros, which offer guarded access. |
| class __container_size_info; |
| class __hashfunc_info; |
| class __map2umap_info; |
| class __vector2list_info; |
| class __list2slist_info; |
| class __list2vector_info; |
| |
| bool __turn_on(); |
| bool __turn_off(); |
| bool __is_invalid(); |
| bool __is_on(); |
| bool __is_off(); |
| void __report(); |
| |
| __container_size_info* |
| __trace_hashtable_size_construct(std::size_t); |
| void __trace_hashtable_size_resize(__container_size_info*, |
| std::size_t, std::size_t); |
| void __trace_hashtable_size_destruct(__container_size_info*, |
| std::size_t, std::size_t); |
| |
| __hashfunc_info* |
| __trace_hash_func_construct(); |
| void __trace_hash_func_destruct(__hashfunc_info*, |
| std::size_t, std::size_t, std::size_t); |
| |
| __container_size_info* |
| __trace_vector_size_construct(std::size_t); |
| void __trace_vector_size_resize(__container_size_info*, |
| std::size_t, std::size_t); |
| void __trace_vector_size_destruct(__container_size_info*, |
| std::size_t, std::size_t); |
| |
| __vector2list_info* |
| __trace_vector_to_list_construct(); |
| void __trace_vector_to_list_insert(__vector2list_info*, |
| std::size_t, std::size_t); |
| void __trace_vector_to_list_iterate(__vector2list_info*, int); |
| void __trace_vector_to_list_invalid_operator(__vector2list_info*); |
| void __trace_vector_to_list_resize(__vector2list_info*, |
| std::size_t, std::size_t); |
| void __trace_vector_to_list_destruct(__vector2list_info*); |
| |
| __list2slist_info* |
| __trace_list_to_slist_construct(); |
| void __trace_list_to_slist_rewind(__list2slist_info*); |
| void __trace_list_to_slist_operation(__list2slist_info*); |
| void __trace_list_to_slist_destruct(__list2slist_info*); |
| |
| __list2vector_info* |
| __trace_list_to_vector_construct(); |
| void __trace_list_to_vector_insert(__list2vector_info*, |
| std::size_t, std::size_t); |
| void __trace_list_to_vector_iterate(__list2vector_info*, int); |
| void __trace_list_to_vector_invalid_operator(__list2vector_info*); |
| void __trace_list_to_vector_resize(__list2vector_info*, |
| std::size_t, std::size_t); |
| void __trace_list_to_vector_destruct(__list2vector_info*); |
| |
| __map2umap_info* |
| __trace_map_to_unordered_map_construct(); |
| void __trace_map_to_unordered_map_invalidate(__map2umap_info*); |
| void __trace_map_to_unordered_map_insert(__map2umap_info*, std::size_t, |
| std::size_t); |
| void __trace_map_to_unordered_map_erase(__map2umap_info*, std::size_t, |
| std::size_t); |
| void __trace_map_to_unordered_map_iterate(__map2umap_info*, std::size_t); |
| void __trace_map_to_unordered_map_find(__map2umap_info*, std::size_t); |
| void __trace_map_to_unordered_map_destruct(__map2umap_info*); |
| } // namespace __gnu_profile |
| |
| // Master switch turns on all diagnostics that are not explicitly turned off. |
| #ifdef _GLIBCXX_PROFILE |
| #ifndef _GLIBCXX_PROFILE_NO_HASHTABLE_TOO_SMALL |
| #define _GLIBCXX_PROFILE_HASHTABLE_TOO_SMALL |
| #endif |
| #ifndef _GLIBCXX_PROFILE_NO_HASHTABLE_TOO_LARGE |
| #define _GLIBCXX_PROFILE_HASHTABLE_TOO_LARGE |
| #endif |
| #ifndef _GLIBCXX_PROFILE_NO_VECTOR_TOO_SMALL |
| #define _GLIBCXX_PROFILE_VECTOR_TOO_SMALL |
| #endif |
| #ifndef _GLIBCXX_PROFILE_NO_VECTOR_TOO_LARGE |
| #define _GLIBCXX_PROFILE_VECTOR_TOO_LARGE |
| #endif |
| #ifndef _GLIBCXX_PROFILE_NO_INEFFICIENT_HASH |
| #define _GLIBCXX_PROFILE_INEFFICIENT_HASH |
| #endif |
| #ifndef _GLIBCXX_PROFILE_NO_VECTOR_TO_LIST |
| #define _GLIBCXX_PROFILE_VECTOR_TO_LIST |
| #endif |
| #ifndef _GLIBCXX_PROFILE_NO_LIST_TO_SLIST |
| #define _GLIBCXX_PROFILE_LIST_TO_SLIST |
| #endif |
| #ifndef _GLIBCXX_PROFILE_NO_LIST_TO_VECTOR |
| #define _GLIBCXX_PROFILE_LIST_TO_VECTOR |
| #endif |
| #ifndef _GLIBCXX_PROFILE_NO_MAP_TO_UNORDERED_MAP |
| #define _GLIBCXX_PROFILE_MAP_TO_UNORDERED_MAP |
| #endif |
| #endif |
| |
| // Expose global management routines to user code. |
| #ifdef _GLIBCXX_PROFILE |
| #define __profcxx_report() __gnu_profile::__report() |
| #define __profcxx_turn_on() __gnu_profile::__turn_on() |
| #define __profcxx_turn_off() __gnu_profile::__turn_off() |
| #define __profcxx_is_invalid() __gnu_profile::__is_invalid() |
| #define __profcxx_is_on() __gnu_profile::__is_on() |
| #define __profcxx_is_off() __gnu_profile::__is_off() |
| #else |
| #define __profcxx_report() |
| #define __profcxx_turn_on() |
| #define __profcxx_turn_off() |
| #define __profcxx_is_invalid() |
| #define __profcxx_is_on() |
| #define __profcxx_is_off() |
| #endif |
| |
| // Turn on/off instrumentation for HASHTABLE_TOO_SMALL and HASHTABLE_TOO_LARGE. |
| #if (defined(_GLIBCXX_PROFILE_HASHTABLE_TOO_SMALL) \ |
| || defined(_GLIBCXX_PROFILE_HASHTABLE_TOO_LARGE)) |
| #define __profcxx_hashtable_size_construct(__x...) \ |
| __gnu_profile::__trace_hashtable_size_construct(__x) |
| #define __profcxx_hashtable_size_resize(__x...) \ |
| __gnu_profile::__trace_hashtable_size_resize(__x) |
| #define __profcxx_hashtable_size_destruct(__x...) \ |
| __gnu_profile::__trace_hashtable_size_destruct(__x) |
| #else |
| #define __profcxx_hashtable_size_construct(__x...) 0 |
| #define __profcxx_hashtable_size_resize(__x...) |
| #define __profcxx_hashtable_size_destruct(__x...) |
| #endif |
| |
| // Turn on/off instrumentation for VECTOR_TOO_SMALL and VECTOR_TOO_LARGE. |
| #if (defined(_GLIBCXX_PROFILE_VECTOR_TOO_SMALL) \ |
| || defined(_GLIBCXX_PROFILE_VECTOR_TOO_LARGE)) |
| #define __profcxx_vector_size_construct(__x...) \ |
| __gnu_profile::__trace_vector_size_construct(__x) |
| #define __profcxx_vector_size_resize(__x...) \ |
| __gnu_profile::__trace_vector_size_resize(__x) |
| #define __profcxx_vector_size_destruct(__x...) \ |
| __gnu_profile::__trace_vector_size_destruct(__x) |
| #else |
| #define __profcxx_vector_size_construct(__x...) 0 |
| #define __profcxx_vector_size_resize(__x...) |
| #define __profcxx_vector_size_destruct(__x...) |
| #endif |
| |
| // Turn on/off instrumentation for INEFFICIENT_HASH. |
| #if defined(_GLIBCXX_PROFILE_INEFFICIENT_HASH) |
| #define __profcxx_hash_func_construct(__x...) \ |
| __gnu_profile::__trace_hash_func_construct(__x) |
| #define __profcxx_hash_func_destruct(__x...) \ |
| __gnu_profile::__trace_hash_func_destruct(__x) |
| #else |
| #define __profcxx_hash_func_construct(__x...) 0 |
| #define __profcxx_hash_func_destruct(__x...) |
| #endif |
| |
| // Turn on/off instrumentation for VECTOR_TO_LIST. |
| #if defined(_GLIBCXX_PROFILE_VECTOR_TO_LIST) |
| #define __profcxx_vector2list_construct(__x...) \ |
| __gnu_profile::__trace_vector_to_list_construct(__x) |
| #define __profcxx_vector2list_insert(__x...) \ |
| __gnu_profile::__trace_vector_to_list_insert(__x) |
| #define __profcxx_vector2list_iterate(__x...) \ |
| __gnu_profile::__trace_vector_to_list_iterate(__x) |
| #define __profcxx_vector2list_invalid_operator(__x...) \ |
| __gnu_profile::__trace_vector_to_list_invalid_operator(__x) |
| #define __profcxx_vector2list_resize(__x...) \ |
| __gnu_profile::__trace_vector_to_list_resize(__x) |
| #define __profcxx_vector2list_destruct(__x...) \ |
| __gnu_profile::__trace_vector_to_list_destruct(__x) |
| #else |
| #define __profcxx_vector2list_construct(__x...) 0 |
| #define __profcxx_vector2list_insert(__x...) |
| #define __profcxx_vector2list_iterate(__x...) |
| #define __profcxx_vector2list_invalid_operator(__x...) |
| #define __profcxx_vector2list_resize(__x...) |
| #define __profcxx_vector2list_destruct(__x...) |
| #endif |
| |
| // Turn on/off instrumentation for LIST_TO_VECTOR. |
| #if defined(_GLIBCXX_PROFILE_LIST_TO_VECTOR) |
| #define __profcxx_list2vector_construct(__x...) \ |
| __gnu_profile::__trace_list_to_vector_construct(__x) |
| #define __profcxx_list2vector_insert(__x...) \ |
| __gnu_profile::__trace_list_to_vector_insert(__x) |
| #define __profcxx_list2vector_iterate(__x...) \ |
| __gnu_profile::__trace_list_to_vector_iterate(__x) |
| #define __profcxx_list2vector_invalid_operator(__x...) \ |
| __gnu_profile::__trace_list_to_vector_invalid_operator(__x) |
| #define __profcxx_list2vector_destruct(__x...) \ |
| __gnu_profile::__trace_list_to_vector_destruct(__x) |
| #else |
| #define __profcxx_list2vector_construct(__x...) 0 |
| #define __profcxx_list2vector_insert(__x...) |
| #define __profcxx_list2vector_iterate(__x...) |
| #define __profcxx_list2vector_invalid_operator(__x...) |
| #define __profcxx_list2vector_destruct(__x...) |
| #endif |
| |
| // Turn on/off instrumentation for LIST_TO_SLIST. |
| #if defined(_GLIBCXX_PROFILE_LIST_TO_SLIST) |
| #define __profcxx_list2slist_construct(__x...) \ |
| __gnu_profile::__trace_list_to_slist_construct(__x) |
| #define __profcxx_list2slist_rewind(__x...) \ |
| __gnu_profile::__trace_list_to_slist_rewind(__x) |
| #define __profcxx_list2slist_operation(__x...) \ |
| __gnu_profile::__trace_list_to_slist_operation(__x) |
| #define __profcxx_list2slist_destruct(__x...) \ |
| __gnu_profile::__trace_list_to_slist_destruct(__x) |
| #else |
| #define __profcxx_list2slist_construct(__x...) 0 |
| #define __profcxx_list2slist_rewind(__x...) |
| #define __profcxx_list2slist_operation(__x...) |
| #define __profcxx_list2slist_destruct(__x...) |
| #endif |
| |
| // Turn on/off instrumentation for MAP_TO_UNORDERED_MAP. |
| #if defined(_GLIBCXX_PROFILE_MAP_TO_UNORDERED_MAP) |
| #define __profcxx_map2umap_construct(__x...) \ |
| __gnu_profile::__trace_map_to_unordered_map_construct(__x) |
| #define __profcxx_map2umap_insert(__x...) \ |
| __gnu_profile::__trace_map_to_unordered_map_insert(__x) |
| #define __profcxx_map2umap_erase(__x...) \ |
| __gnu_profile::__trace_map_to_unordered_map_erase(__x) |
| #define __profcxx_map2umap_iterate(__x...) \ |
| __gnu_profile::__trace_map_to_unordered_map_iterate(__x) |
| #define __profcxx_map2umap_invalidate(__x...) \ |
| __gnu_profile::__trace_map_to_unordered_map_invalidate(__x) |
| #define __profcxx_map2umap_find(__x...) \ |
| __gnu_profile::__trace_map_to_unordered_map_find(__x) |
| #define __profcxx_map2umap_destruct(__x...) \ |
| __gnu_profile::__trace_map_to_unordered_map_destruct(__x) |
| #else |
| #define __profcxx_map2umap_construct(__x...) 0 |
| #define __profcxx_map2umap_insert(__x...) |
| #define __profcxx_map2umap_erase(__x...) |
| #define __profcxx_map2umap_iterate(__x...) |
| #define __profcxx_map2umap_invalidate(__x...) |
| #define __profcxx_map2umap_find(__x...) |
| #define __profcxx_map2umap_destruct(__x...) |
| #endif |
| |
| // Set default values for compile-time customizable variables. |
| #ifndef _GLIBCXX_PROFILE_TRACE_PATH_ROOT |
| #define _GLIBCXX_PROFILE_TRACE_PATH_ROOT "libstdcxx-profile" |
| #endif |
| #ifndef _GLIBCXX_PROFILE_TRACE_ENV_VAR |
| #define _GLIBCXX_PROFILE_TRACE_ENV_VAR "_GLIBCXX_PROFILE_TRACE_PATH_ROOT" |
| #endif |
| #ifndef _GLIBCXX_PROFILE_MAX_WARN_COUNT_ENV_VAR |
| #define _GLIBCXX_PROFILE_MAX_WARN_COUNT_ENV_VAR \ |
| "_GLIBCXX_PROFILE_MAX_WARN_COUNT" |
| #endif |
| #ifndef _GLIBCXX_PROFILE_MAX_WARN_COUNT |
| #define _GLIBCXX_PROFILE_MAX_WARN_COUNT 10 |
| #endif |
| #ifndef _GLIBCXX_PROFILE_MAX_STACK_DEPTH |
| #define _GLIBCXX_PROFILE_MAX_STACK_DEPTH 32 |
| #endif |
| #ifndef _GLIBCXX_PROFILE_MAX_STACK_DEPTH_ENV_VAR |
| #define _GLIBCXX_PROFILE_MAX_STACK_DEPTH_ENV_VAR \ |
| "_GLIBCXX_PROFILE_MAX_STACK_DEPTH" |
| #endif |
| #ifndef _GLIBCXX_PROFILE_MEM_PER_DIAGNOSTIC |
| #define _GLIBCXX_PROFILE_MEM_PER_DIAGNOSTIC (1 << 28) |
| #endif |
| #ifndef _GLIBCXX_PROFILE_MEM_PER_DIAGNOSTIC_ENV_VAR |
| #define _GLIBCXX_PROFILE_MEM_PER_DIAGNOSTIC_ENV_VAR \ |
| "_GLIBCXX_PROFILE_MEM_PER_DIAGNOSTIC" |
| #endif |
| |
| // Instrumentation hook implementations. |
| #include "profile/impl/profiler_hash_func.h" |
| #include "profile/impl/profiler_hashtable_size.h" |
| #include "profile/impl/profiler_map_to_unordered_map.h" |
| #include "profile/impl/profiler_vector_size.h" |
| #include "profile/impl/profiler_vector_to_list.h" |
| #include "profile/impl/profiler_list_to_slist.h" |
| #include "profile/impl/profiler_list_to_vector.h" |
| |
| #endif // _GLIBCXX_PROFILE_PROFILER_H |