--- /dev/null
+// -*- 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 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_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
+
+#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)
+ : __object_info_base(__o), _M_shift_count(__o._M_shift_count),
+ _M_iterate(__o._M_iterate), _M_resize(__o._M_resize),
+ _M_list_cost(__o._M_list_cost), _M_vector_cost(__o._M_vector_cost),
+ _M_valid(__o._M_valid), _M_max_size(__o._M_max_size) { }
+
+ void
+ __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);
+ }
+
+ void
+ __write(FILE* __f) const
+ {
+ std::fprintf(__f, "%Zu %Zu %Zu %.0f %.0f\n", _M_shift_count,
+ _M_resize, _M_iterate, _M_vector_cost, _M_list_cost);
+ }
+
+ float
+ __magnitude() const
+ { return _M_list_cost - _M_vector_cost; }
+
+ std::string
+ __advice() const
+ {
+ std::stringstream __sstream;
+ __sstream
+ << "change std::list to std::vector and its initial size from 0 to "
+ << _M_max_size;
+ return __sstream.str();
+ }
+
+ std::size_t
+ __shift_count()
+ { return _M_shift_count; }
+
+ std::size_t
+ __iterate()
+ { return _M_iterate; }
+
+ float
+ __list_cost()
+ { return _M_list_cost; }
+
+ std::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(std::size_t __shift, std::size_t __size)
+ {
+ _M_shift_count += __shift;
+ _M_max_size = std::max(_M_max_size, __size);
+ }
+
+ void
+ __opr_iterate(std::size_t __num)
+ { _M_iterate += __num;}
+
+ void
+ __resize(std::size_t __from, std::size_t)
+ { _M_resize += __from; }
+
+ private:
+ std::size_t _M_shift_count;
+ std::size_t _M_iterate;
+ std::size_t _M_resize;
+ float _M_list_cost;
+ float _M_vector_cost;
+ bool _M_valid;
+ std::size_t _M_max_size;
+ };
+
+ 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_base<__list2vector_info, __list2vector_stack_info>()
+ { __id = "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)
+ { __add_object(__obj, __list2vector_info(__stack)); }
+
+ // Call at destruction/clean to set container final size.
+ void
+ __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);
+ }
+
+ // Find the node in the live map.
+ __list2vector_info* __find(const void* __obj);
+
+ // Collect cost of operations.
+ void
+ __opr_insert(const void* __obj, std::size_t __shift, std::size_t __size)
+ {
+ __list2vector_info* __res = __get_object_info(__obj);
+ if (__res)
+ __res->__opr_insert(__shift, __size);
+ }
+
+ void
+ __opr_iterate(const void* __obj, std::size_t __num)
+ {
+ __list2vector_info* __res = __get_object_info(__obj);
+ if (__res)
+ __res->__opr_iterate(__num);
+ }
+
+ void
+ __invalid_operator(const void* __obj)
+ {
+ __list2vector_info* __res = __get_object_info(__obj);
+ if (__res)
+ __res->__set_invalid();
+ }
+
+ void
+ __resize(const void* __obj, std::size_t __from, std::size_t __to)
+ {
+ __list2vector_info* __res = __get_object_info(__obj);
+ if (__res)
+ __res->__resize(__from, __to);
+ }
+
+ float
+ __vector_cost(std::size_t __shift, std::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);
+ }
+
+ float
+ __list_cost(std::size_t __shift, std::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_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,
+ std::size_t __shift, std::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, std::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,
+ std::size_t __from, std::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__ */
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