| // -*- C++ -*- |
| // |
| // Copyright (C) 2009, 2010 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 2, 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. |
| |
| // You should have received a copy of the GNU General Public License |
| // along with this library; see the file COPYING. If not, write to |
| // the Free Software Foundation, 59 Temple Place - Suite 330, Boston, |
| // MA 02111-1307, USA. |
| |
| // As a special exception, you may use this file as part of a free |
| // software library without restriction. Specifically, if other files |
| // instantiate templates or use macros or inline functions from this |
| // file, or you compile this file and link it with other files to |
| // produce an executable, this file does not by itself cause the |
| // resulting executable to be covered by the GNU General Public |
| // License. This exception does not however invalidate any other |
| // reasons why the executable file might be covered by the GNU General |
| // Public License. |
| |
| /** @file profile/impl/profiler_list_to_vector.h |
| * @brief diagnostics for list to vector. |
| */ |
| |
| // Written by Changhee Jung. |
| |
| #ifndef _GLIBCXX_PROFILE_PROFILER_LIST_TO_VECTOR_H |
| #define _GLIBCXX_PROFILE_PROFILER_LIST_TO_VECTOR_H 1 |
| |
| #ifdef __GXX_EXPERIMENTAL_CXX0X__ |
| #include <cstdio> |
| #include <cstdlib> |
| #include <cstring> |
| #else |
| #include <stdio.h> |
| #include <stdint.h> |
| #include <string.h> |
| #endif |
| #include <string> |
| #include <sstream> |
| #include "profile/impl/profiler.h" |
| #include "profile/impl/profiler_node.h" |
| #include "profile/impl/profiler_trace.h" |
| |
| namespace __gnu_profile |
| { |
| |
| /** @brief A list-to-vector instrumentation line in the object table. */ |
| class __list2vector_info: public __object_info_base |
| { |
| public: |
| __list2vector_info() |
| :_M_shift_count(0), _M_iterate(0), _M_resize(0), _M_list_cost(0), |
| _M_vector_cost(0), _M_valid(true), _M_max_size(0) {} |
| __list2vector_info(__stack_t __stack) |
| : __object_info_base(__stack), _M_shift_count(0), _M_iterate(0), |
| _M_resize(0), _M_list_cost(0), _M_vector_cost(0), _M_valid(true), |
| _M_max_size(0) {} |
| virtual ~__list2vector_info() {} |
| __list2vector_info(const __list2vector_info& __o); |
| void __merge(const __list2vector_info& __o); |
| void __write(FILE* __f) const; |
| float __magnitude() const { return _M_list_cost - _M_vector_cost; } |
| const char* __advice() const; |
| size_t __shift_count() { return _M_shift_count; } |
| size_t __iterate() { return _M_iterate; } |
| float __list_cost() { return _M_list_cost; } |
| size_t __resize() { return _M_resize; } |
| void __set_list_cost(float __lc) { _M_list_cost = __lc; } |
| void __set_vector_cost(float __vc) { _M_vector_cost = __vc; } |
| bool __is_valid() { return _M_valid; } |
| void __set_invalid() { _M_valid = false; } |
| |
| void __opr_insert(size_t __shift, size_t __size); |
| void __opr_iterate(size_t __num) { _M_iterate += __num;} |
| |
| void __resize(size_t __from, size_t __to); |
| |
| private: |
| size_t _M_shift_count; |
| size_t _M_iterate; |
| size_t _M_resize; |
| float _M_list_cost; |
| float _M_vector_cost; |
| bool _M_valid; |
| size_t _M_max_size; |
| }; |
| |
| inline __list2vector_info::__list2vector_info(const __list2vector_info& __o) |
| : __object_info_base(__o) |
| { |
| _M_shift_count = __o._M_shift_count; |
| _M_iterate = __o._M_iterate; |
| _M_vector_cost = __o._M_vector_cost; |
| _M_list_cost = __o._M_list_cost; |
| _M_valid = __o._M_valid; |
| _M_resize = __o._M_resize; |
| _M_max_size = __o._M_max_size; |
| } |
| |
| inline const char* __list2vector_info::__advice() const { |
| std::stringstream __sstream; |
| __sstream |
| << "change std::list to std::vector and its initial size from 0 to " |
| << _M_max_size; |
| return strdup(__sstream.str().c_str()); |
| } |
| |
| inline void __list2vector_info::__merge(const __list2vector_info& __o) |
| { |
| _M_shift_count += __o._M_shift_count; |
| _M_iterate += __o._M_iterate; |
| _M_vector_cost += __o._M_vector_cost; |
| _M_list_cost += __o._M_list_cost; |
| _M_valid &= __o._M_valid; |
| _M_resize += __o._M_resize; |
| _M_max_size = std::max( _M_max_size, __o._M_max_size); |
| } |
| |
| inline void __list2vector_info::__opr_insert(size_t __shift, size_t __size) |
| { |
| _M_shift_count += __shift; |
| _M_max_size = std::max(_M_max_size, __size); |
| } |
| |
| inline void __list2vector_info::__resize(size_t __from, size_t __to) |
| { |
| _M_resize += __from; |
| } |
| |
| class __list2vector_stack_info: public __list2vector_info { |
| public: |
| __list2vector_stack_info(const __list2vector_info& __o) |
| : __list2vector_info(__o) {} |
| }; |
| |
| class __trace_list_to_vector |
| : public __trace_base<__list2vector_info, __list2vector_stack_info> |
| { |
| public: |
| __trace_list_to_vector(); |
| ~__trace_list_to_vector() {} |
| |
| // Insert a new node at construct with object, callstack and initial size. |
| void __insert(__object_t __obj, __stack_t __stack); |
| // Call at destruction/clean to set container final size. |
| void __destruct(const void* __obj); |
| |
| // Find the node in the live map. |
| __list2vector_info* __find(const void* __obj); |
| |
| // Collect cost of operations. |
| void __opr_insert(const void* __obj, size_t __shift, size_t __size); |
| void __opr_iterate(const void* __obj, size_t __num); |
| void __invalid_operator(const void* __obj); |
| void __resize(const void* __obj, size_t __from, size_t __to); |
| float __vector_cost(size_t __shift, size_t __iterate); |
| float __list_cost(size_t __shift, size_t __iterate); |
| }; |
| |
| inline __trace_list_to_vector::__trace_list_to_vector() |
| : __trace_base<__list2vector_info, __list2vector_stack_info>() |
| { |
| __id = "list-to-vector"; |
| } |
| |
| inline void __trace_list_to_vector::__insert(__object_t __obj, |
| __stack_t __stack) |
| { |
| __add_object(__obj, __list2vector_info(__stack)); |
| } |
| |
| inline void __list2vector_info::__write(FILE* __f) const |
| { |
| fprintf(__f, "%Zu %Zu %Zu %.0f %.0f\n", |
| _M_shift_count, _M_resize, _M_iterate, _M_vector_cost, _M_list_cost); |
| } |
| |
| inline float __trace_list_to_vector::__vector_cost(size_t __shift, |
| size_t __iterate) |
| { |
| // The resulting vector will use a 'reserve' method. |
| return __shift * _GLIBCXX_PROFILE_DATA(__vector_shift_cost_factor).__value + |
| __iterate * _GLIBCXX_PROFILE_DATA(__vector_iterate_cost_factor).__value; |
| } |
| |
| inline float __trace_list_to_vector::__list_cost(size_t __shift, |
| size_t __iterate) |
| { |
| return __shift * _GLIBCXX_PROFILE_DATA(__list_shift_cost_factor).__value + |
| __iterate * _GLIBCXX_PROFILE_DATA(__list_iterate_cost_factor).__value; |
| } |
| |
| inline void __trace_list_to_vector::__destruct(const void* __obj) |
| { |
| if (!__is_on()) |
| return; |
| |
| __list2vector_info* __res = __get_object_info(__obj); |
| if (!__res) |
| return; |
| |
| float __vc = __vector_cost(__res->__shift_count(), __res->__iterate()); |
| float __lc = __list_cost(__res->__shift_count(), __res->__iterate()); |
| __res->__set_vector_cost(__vc); |
| __res->__set_list_cost(__lc); |
| __retire_object(__obj); |
| } |
| |
| inline void __trace_list_to_vector::__opr_insert(const void* __obj, |
| size_t __shift, size_t __size) |
| { |
| __list2vector_info* __res = __get_object_info(__obj); |
| if (__res) |
| __res->__opr_insert(__shift, __size); |
| } |
| |
| inline void __trace_list_to_vector::__opr_iterate(const void* __obj, |
| size_t __num) |
| { |
| __list2vector_info* __res = __get_object_info(__obj); |
| if (__res) { |
| __res->__opr_iterate(__num); |
| } |
| } |
| |
| inline void __trace_list_to_vector::__invalid_operator(const void* __obj) |
| { |
| __list2vector_info* __res = __get_object_info(__obj); |
| if (__res) |
| __res->__set_invalid(); |
| } |
| |
| inline void __trace_list_to_vector::__resize(const void* __obj, size_t __from, |
| size_t __to) |
| { |
| __list2vector_info* __res = __get_object_info(__obj); |
| if (__res) |
| __res->__resize(__from, __to); |
| } |
| |
| inline void __trace_list_to_vector_init() |
| { |
| _GLIBCXX_PROFILE_DATA(_S_list_to_vector) = new __trace_list_to_vector(); |
| } |
| |
| inline void __trace_list_to_vector_report(FILE* __f, |
| __warning_vector_t& __warnings) |
| { |
| if (_GLIBCXX_PROFILE_DATA(_S_list_to_vector)) { |
| _GLIBCXX_PROFILE_DATA(_S_list_to_vector)->__collect_warnings(__warnings); |
| _GLIBCXX_PROFILE_DATA(_S_list_to_vector)->__write(__f); |
| } |
| } |
| |
| inline void __trace_list_to_vector_construct(const void* __obj) |
| { |
| if (!__profcxx_init()) return; |
| |
| _GLIBCXX_PROFILE_DATA(_S_list_to_vector)->__insert(__obj, __get_stack()); |
| } |
| |
| inline void __trace_list_to_vector_destruct(const void* __obj) |
| { |
| if (!__profcxx_init()) return; |
| |
| _GLIBCXX_PROFILE_DATA(_S_list_to_vector)->__destruct(__obj); |
| } |
| |
| inline void __trace_list_to_vector_insert(const void* __obj, |
| size_t __shift, size_t __size) |
| { |
| if (!__profcxx_init()) return; |
| |
| _GLIBCXX_PROFILE_DATA(_S_list_to_vector)->__opr_insert(__obj, __shift, |
| __size); |
| } |
| |
| |
| inline void __trace_list_to_vector_iterate(const void* __obj, size_t __num = 1) |
| { |
| if (!__profcxx_init()) return; |
| |
| _GLIBCXX_PROFILE_DATA(_S_list_to_vector)->__opr_iterate(__obj, __num); |
| } |
| |
| inline void __trace_list_to_vector_invalid_operator(const void* __obj) |
| { |
| if (!__profcxx_init()) return; |
| |
| _GLIBCXX_PROFILE_DATA(_S_list_to_vector)->__invalid_operator(__obj); |
| } |
| |
| inline void __trace_list_to_vector_resize(const void* __obj, |
| size_t __from, size_t __to) |
| { |
| if (!__profcxx_init()) return; |
| |
| _GLIBCXX_PROFILE_DATA(_S_list_to_vector)->__resize(__obj, __from, __to); |
| } |
| |
| } // namespace __gnu_profile |
| #endif /* _GLIBCXX_PROFILE_PROFILER_LIST_TO_VECTOR_H__ */ |