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+// -*- 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_vector_to_list.h
+ * @brief diagnostics for vector to list.
+ */
+
+// Written by Lixia Liu and Silvius Rus.
+
+#ifndef _GLIBCXX_PROFILE_PROFILER_VECTOR_TO_LIST_H
+#define _GLIBCXX_PROFILE_PROFILER_VECTOR_TO_LIST_H 1
+
+#include "profile/impl/profiler.h"
+#include "profile/impl/profiler_node.h"
+#include "profile/impl/profiler_trace.h"
+
+namespace __gnu_profile
+{
+ /** @brief A vector-to-list instrumentation line in the object table. */
+ class __vector2list_info
+ : public __object_info_base
+ {
+ public:
+ __vector2list_info()
+ : _M_shift_count(0), _M_iterate(0), _M_resize(0), _M_list_cost(0),
+ _M_vector_cost(0), _M_valid(true) { }
+
+ __vector2list_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) { }
+
+ virtual ~__vector2list_info() { }
+
+ __vector2list_info(const __vector2list_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) { }
+
+ void
+ __merge(const __vector2list_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;
+ }
+
+ 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_vector_cost - _M_list_cost; }
+
+ std::string
+ __advice() const
+ { return "change std::vector to std::list"; }
+
+ 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 __pos, std::size_t __num)
+ { _M_shift_count += __num - __pos; }
+
+ void
+ __opr_iterate(std::size_t __num)
+ { _M_iterate += __num; }
+
+ void
+ __resize(std::size_t __from, std::size_t)
+ { _M_resize += __from; }
+
+ void
+ __opr_find(std::size_t __size)
+ {
+ // Use average case complexity.
+ _M_iterate += 3.0 / 4.0 * __size;
+ }
+
+ 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;
+ };
+
+
+ /** @brief A vector-to-list instrumentation line in the stack table. */
+ class __vector2list_stack_info
+ : public __vector2list_info
+ {
+ public:
+ __vector2list_stack_info(const __vector2list_info& __o)
+ : __vector2list_info(__o) { }
+ };
+
+
+ /** @brief Vector-to-list instrumentation producer. */
+ class __trace_vector_to_list
+ : public __trace_base<__vector2list_info, __vector2list_stack_info>
+ {
+ public:
+ __trace_vector_to_list()
+ : __trace_base<__vector2list_info, __vector2list_stack_info>()
+ { __id = "vector-to-list"; }
+
+ ~__trace_vector_to_list() { }
+
+ // Insert a new node at construct with object, callstack and initial size.
+ void
+ __insert(__object_t __obj, __stack_t __stack)
+ { __add_object(__obj, __vector2list_info(__stack)); }
+
+ // Call at destruction/clean to set container final size.
+ void
+ __destruct(const void* __obj)
+ {
+ if (!__is_on())
+ return;
+
+ __vector2list_info* __res = __get_object_info(__obj);
+ if (!__res)
+ return;
+
+ float __vc = __vector_cost(__res->__shift_count(), __res->__iterate(),
+ __res->__resize());
+ float __lc = __list_cost(__res->__shift_count(), __res->__iterate(),
+ __res->__resize());
+ __res->__set_vector_cost(__vc);
+ __res->__set_list_cost(__lc);
+
+ __retire_object(__obj);
+ }
+
+ // Find the node in the live map.
+ // XXX Undefined?!?
+ __vector2list_info* __find(const void* __obj);
+
+ // Collect cost of operations.
+ void
+ __opr_insert(const void* __obj, std::size_t __pos, std::size_t __num)
+ {
+ __vector2list_info* __res = __get_object_info(__obj);
+ if (__res)
+ __res->__opr_insert(__pos, __num);
+ }
+
+ void
+ __opr_iterate(const void* __obj, std::size_t __num)
+ {
+ __vector2list_info* __res = __get_object_info(__obj);
+ if (__res)
+ __res->__opr_iterate(__num);
+ }
+
+ void
+ __invalid_operator(const void* __obj)
+ {
+ __vector2list_info* __res = __get_object_info(__obj);
+ if (__res)
+ __res->__set_invalid();
+ }
+
+ void
+ __resize(const void* __obj, std::size_t __from, std::size_t __to)
+ {
+ __vector2list_info* __res = __get_object_info(__obj);
+ if (__res)
+ __res->__resize(__from, __to);
+ }
+
+ float
+ __vector_cost(std::size_t __shift, std::size_t __iterate,
+ std::size_t __resize)
+ {
+ return (__shift
+ * _GLIBCXX_PROFILE_DATA(__vector_shift_cost_factor).__value
+ + __iterate
+ * _GLIBCXX_PROFILE_DATA(__vector_iterate_cost_factor).__value
+ + __resize
+ * _GLIBCXX_PROFILE_DATA(__vector_resize_cost_factor).__value);
+ }
+
+ float
+ __list_cost(std::size_t __shift, std::size_t __iterate,
+ std::size_t __resize)
+ {
+ return (__shift
+ * _GLIBCXX_PROFILE_DATA(__list_shift_cost_factor).__value
+ + __iterate
+ * _GLIBCXX_PROFILE_DATA(__list_iterate_cost_factor).__value
+ + __resize
+ * _GLIBCXX_PROFILE_DATA(__list_resize_cost_factor).__value);
+ }
+
+ void
+ __opr_find(const void* __obj, std::size_t __size)
+ {
+ __vector2list_info* __res = __get_object_info(__obj);
+ if (__res)
+ __res->__opr_find(__size);
+ }
+ };
+
+
+ inline void
+ __trace_vector_to_list_init()
+ { _GLIBCXX_PROFILE_DATA(_S_vector_to_list) = new __trace_vector_to_list(); }
+
+ inline void
+ __trace_vector_to_list_report(FILE* __f, __warning_vector_t& __warnings)
+ {
+ if (_GLIBCXX_PROFILE_DATA(_S_vector_to_list))
+ {
+ _GLIBCXX_PROFILE_DATA(_S_vector_to_list)->
+ __collect_warnings(__warnings);
+ _GLIBCXX_PROFILE_DATA(_S_vector_to_list)->__write(__f);
+ }
+ }
+
+ inline void
+ __trace_vector_to_list_construct(const void* __obj)
+ {
+ if (!__profcxx_init())
+ return;
+
+ _GLIBCXX_PROFILE_DATA(_S_vector_to_list)->__insert(__obj, __get_stack());
+ }
+
+ inline void
+ __trace_vector_to_list_destruct(const void* __obj)
+ {
+ if (!__profcxx_init())
+ return;
+
+ _GLIBCXX_PROFILE_DATA(_S_vector_to_list)->__destruct(__obj);
+ }
+
+ inline void
+ __trace_vector_to_list_insert(const void* __obj, std::size_t __pos,
+ std::size_t __num)
+ {
+ if (!__profcxx_init())
+ return;
+
+ _GLIBCXX_PROFILE_DATA(_S_vector_to_list)->__opr_insert(__obj, __pos,
+ __num);
+ }
+
+ inline void
+ __trace_vector_to_list_iterate(const void* __obj, std::size_t __num = 1)
+ {
+ if (!__profcxx_init())
+ return;
+
+ _GLIBCXX_PROFILE_DATA(_S_vector_to_list)->__opr_iterate(__obj, __num);
+ }
+
+ inline void
+ __trace_vector_to_list_invalid_operator(const void* __obj)
+ {
+ if (!__profcxx_init())
+ return;
+
+ _GLIBCXX_PROFILE_DATA(_S_vector_to_list)->__invalid_operator(__obj);
+ }
+
+ inline void
+ __trace_vector_to_list_resize(const void* __obj, std::size_t __from,
+ std::size_t __to)
+ {
+ if (!__profcxx_init())
+ return;
+
+ _GLIBCXX_PROFILE_DATA(_S_vector_to_list)->__resize(__obj, __from, __to);
+ }
+
+ inline void
+ __trace_vector_to_list_find(const void* __obj, std::size_t __size)
+ {
+ if (!__profcxx_init())
+ return;
+
+ _GLIBCXX_PROFILE_DATA(_S_vector_to_list)->__opr_find(__obj, __size);
+ }
+
+} // namespace __gnu_profile
+#endif /* _GLIBCXX_PROFILE_PROFILER_VECTOR_TO_LIST_H */
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