// -*- C++ -*-
//
-// Copyright (C) 2009 Free Software Foundation, Inc.
+// 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
// Written by Silvius Rus.
-#ifndef PROFCXX_PROFILER_MAP_TO_UNORDERED_MAP_H__
-#define PROFCXX_PROFILER_MAP_TO_UNORDERED_MAP_H__ 1
-
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
-#include <cstdlib>
-#include <cstdio>
-#include <cstring>
-#else
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#endif
+#ifndef _GLIBCXX_PROFILE_PROFILER_MAP_TO_UNORDERED_MAP_H
+#define _GLIBCXX_PROFILE_PROFILER_MAP_TO_UNORDERED_MAP_H 1
+
#include "profile/impl/profiler.h"
#include "profile/impl/profiler_node.h"
#include "profile/impl/profiler_trace.h"
namespace __gnu_profile
{
-
-// Cost model. XXX: this must be taken from the machine model instead.
-// Map operations:
-// - insert: 1.5 * log(size)
-// - erase: 1.5 * log(size)
-// - find: log(size)
-// - iterate: 2.3
-// Unordered map operations:
-// - insert: 12
-// - erase: 12
-// - find: 10
-// - iterate: 1.7
-
-const float __map_insert_cost_factor = 1.5;
-const float __map_erase_cost_factor = 1.5;
-const float __map_find_cost_factor = 1;
-const float __map_iterate_cost = 2.3;
-
-const float __umap_insert_cost = 12.0;
-const float __umap_erase_cost = 12.0;
-const float __umap_find_cost = 10.0;
-const float __umap_iterate_cost = 1.7;
-
-inline int __log2(size_t __size)
-{
- for (int __bit_count = sizeof(size_t) - 1; __bit_count >= 0; --__bit_count) {
- if ((2 << __bit_count) & __size) {
- return __bit_count;
- }
+ inline int
+ __log2(std::size_t __size)
+ {
+ for (int __bit_count = sizeof(std::size_t) - 1; __bit_count >= 0;
+ -- __bit_count)
+ if ((2 << __bit_count) & __size)
+ return __bit_count;
+ return 0;
}
- return 0;
-}
-
-inline float __map_insert_cost(size_t __size)
-{
- return __map_insert_cost_factor * static_cast<float>(__log2(__size));
-}
-
-inline float __map_erase_cost(size_t __size)
-{
- return __map_erase_cost_factor * static_cast<float>(__log2(__size));
-}
-
-inline float __map_find_cost(size_t __size)
-{
- return __map_find_cost_factor * static_cast<float>(__log2(__size));
-}
-
-/** @brief A map-to-unordered_map instrumentation line in the object table. */
-class __map2umap_info: public __object_info_base
-{
- public:
- __map2umap_info()
- : _M_insert(0), _M_erase(0), _M_find(0), _M_iterate(0),
- _M_map_cost(0.0), _M_umap_cost(0.0), _M_valid(true) {}
- __map2umap_info(__stack_t __stack)
- : __object_info_base(__stack), _M_insert(0), _M_erase(0), _M_find(0),
- _M_iterate(0), _M_map_cost(0.0), _M_umap_cost(0.0), _M_valid(true) {}
- virtual ~__map2umap_info() {}
- __map2umap_info(const __map2umap_info& o);
- void __merge(const __map2umap_info& o);
- void __write(FILE* __f) const;
- float __magnitude() const { return _M_map_cost - _M_umap_cost; }
- const char* __advice() const;
-
- void __record_insert(size_t __size, size_t __count);
- void __record_erase(size_t __size, size_t __count);
- void __record_find(size_t __size);
- void __record_iterate(size_t __count);
- void __record_invalidate();
-
- private:
- size_t _M_insert;
- size_t _M_erase;
- size_t _M_find;
- size_t _M_iterate;
- float _M_umap_cost;
- float _M_map_cost;
- bool _M_valid;
-};
-
-inline const char* __map2umap_info::__advice() const
-{
- return "change std::map to std::unordered_map";
-}
-
-inline __map2umap_info::__map2umap_info(const __map2umap_info& __o)
- : __object_info_base(__o),
- _M_insert(__o._M_insert),
- _M_erase(__o._M_erase),
- _M_find(__o._M_find),
- _M_iterate(__o._M_iterate),
- _M_map_cost(__o._M_map_cost),
- _M_umap_cost(__o._M_umap_cost),
- _M_valid(__o._M_valid)
-{}
-
-inline void __map2umap_info::__merge(const __map2umap_info& __o)
-{
- _M_insert += __o._M_insert;
- _M_erase += __o._M_erase;
- _M_find += __o._M_find;
- _M_map_cost += __o._M_map_cost;
- _M_umap_cost += __o._M_umap_cost;
- _M_valid &= __o._M_valid;
-}
-
-inline void __map2umap_info:: __record_insert(size_t __size, size_t __count)
-{
- _M_insert += __count;
- _M_map_cost += __count * __map_insert_cost(__size);
- _M_umap_cost += __count * __umap_insert_cost;
-}
-
-inline void __map2umap_info:: __record_erase(size_t __size, size_t __count)
-{
- _M_erase += __count;
- _M_map_cost += __count * __map_erase_cost(__size);
- _M_umap_cost += __count * __umap_erase_cost;
-}
-inline void __map2umap_info:: __record_find(size_t __size)
-{
- _M_find += 1;
- _M_map_cost += __map_find_cost(__size);
- _M_umap_cost += __umap_find_cost;
-}
+ inline float
+ __map_insert_cost(std::size_t __size)
+ { return (_GLIBCXX_PROFILE_DATA(__map_insert_cost_factor).__value
+ * static_cast<float>(__log2(__size))); }
+
+ inline float
+ __map_erase_cost(std::size_t __size)
+ { return (_GLIBCXX_PROFILE_DATA(__map_erase_cost_factor).__value
+ * static_cast<float>(__log2(__size))); }
+
+ inline float
+ __map_find_cost(std::size_t __size)
+ { return (_GLIBCXX_PROFILE_DATA(__map_find_cost_factor).__value
+ * static_cast<float>(__log2(__size))); }
+
+ /** @brief A map-to-unordered_map instrumentation line in the
+ object table. */
+ class __map2umap_info
+ : public __object_info_base
+ {
+ public:
+ __map2umap_info()
+ : _M_insert(0), _M_erase(0), _M_find(0), _M_iterate(0),
+ _M_umap_cost(0.0), _M_map_cost(0.0), _M_valid(true) { }
+
+ __map2umap_info(__stack_t __stack)
+ : __object_info_base(__stack), _M_insert(0), _M_erase(0), _M_find(0),
+ _M_iterate(0), _M_umap_cost(0.0), _M_map_cost(0.0), _M_valid(true) { }
+
+ virtual ~__map2umap_info() { }
+
+ __map2umap_info(const __map2umap_info& __o)
+ : __object_info_base(__o), _M_insert(__o._M_insert),
+ _M_erase(__o._M_erase), _M_find(__o._M_find),
+ _M_iterate(__o._M_iterate), _M_umap_cost(__o._M_umap_cost),
+ _M_map_cost(__o._M_map_cost), _M_valid(__o._M_valid) { }
+
+ void
+ __merge(const __map2umap_info& __o)
+ {
+ _M_insert += __o._M_insert;
+ _M_erase += __o._M_erase;
+ _M_find += __o._M_find;
+ _M_umap_cost += __o._M_umap_cost;
+ _M_map_cost += __o._M_map_cost;
+ _M_valid &= __o._M_valid;
+ }
-inline void __map2umap_info:: __record_iterate(size_t __count)
-{
- _M_iterate += __count;
- _M_map_cost += __count * __map_iterate_cost;
- _M_umap_cost += __count * __umap_iterate_cost;
-}
+ void
+ __write(FILE* __f) const
+ {
+ std::fprintf(__f, "%Zu %Zu %Zu %Zu %.0f %.0f %s\n",
+ _M_insert, _M_erase, _M_find, _M_iterate, _M_map_cost,
+ _M_umap_cost, _M_valid ? "valid" : "invalid");
+ }
-inline void __map2umap_info:: __record_invalidate()
-{
- _M_valid = false;
-}
+ float
+ __magnitude() const
+ { return _M_map_cost - _M_umap_cost; }
+
+ std::string
+ __advice() const
+ { return "change std::map to std::unordered_map"; }
+
+ void
+ __record_insert(std::size_t __size, std::size_t __count)
+ {
+ _M_insert += __count;
+ _M_map_cost += __count * __map_insert_cost(__size);
+ _M_umap_cost
+ += (__count
+ * _GLIBCXX_PROFILE_DATA(__umap_insert_cost_factor).__value);
+ }
-inline void __map2umap_info::__write(FILE* __f) const
-{
- fprintf(__f, "%Zu %Zu %Zu %Zu %.0f %.0f %s\n",
- _M_insert, _M_erase, _M_find, _M_iterate, _M_map_cost, _M_umap_cost,
- _M_valid ? "valid" : "invalid");
-}
+ void
+ __record_erase(std::size_t __size, std::size_t __count)
+ {
+ _M_erase += __count;
+ _M_map_cost += __count * __map_erase_cost(__size);
+ _M_umap_cost
+ += (__count
+ * _GLIBCXX_PROFILE_DATA(__umap_erase_cost_factor).__value);
+ }
-/** @brief A map-to-unordered_map instrumentation line in the stack table. */
-class __map2umap_stack_info: public __map2umap_info
-{
- public:
- __map2umap_stack_info(const __map2umap_info& o) : __map2umap_info(o) {}
-};
+ void
+ __record_find(std::size_t __size)
+ {
+ _M_find += 1;
+ _M_map_cost += __map_find_cost(__size);
+ _M_umap_cost += _GLIBCXX_PROFILE_DATA(__umap_find_cost_factor).__value;
+ }
-/** @brief Map-to-unordered_map instrumentation producer. */
-class __trace_map2umap
- : public __trace_base<__map2umap_info, __map2umap_stack_info>
-{
- public:
- __trace_map2umap();
-};
+ void
+ __record_iterate(std::size_t __count)
+ {
+ _M_iterate += __count;
+ _M_map_cost
+ += (__count
+ * _GLIBCXX_PROFILE_DATA(__map_iterate_cost_factor).__value);
+ _M_umap_cost
+ += (__count
+ * _GLIBCXX_PROFILE_DATA(__umap_iterate_cost_factor).__value);
+ }
-inline __trace_map2umap::__trace_map2umap()
+ void
+ __record_invalidate()
+ { _M_valid = false; }
+
+ private:
+ std::size_t _M_insert;
+ std::size_t _M_erase;
+ std::size_t _M_find;
+ std::size_t _M_iterate;
+ float _M_umap_cost;
+ float _M_map_cost;
+ bool _M_valid;
+ };
+
+
+ /** @brief A map-to-unordered_map instrumentation line in the
+ stack table. */
+ class __map2umap_stack_info
+ : public __map2umap_info
+ {
+ public:
+ __map2umap_stack_info(const __map2umap_info& __o)
+ : __map2umap_info(__o) { }
+ };
+
+ /** @brief Map-to-unordered_map instrumentation producer. */
+ class __trace_map2umap
+ : public __trace_base<__map2umap_info, __map2umap_stack_info>
+ {
+ public:
+ __trace_map2umap()
: __trace_base<__map2umap_info, __map2umap_stack_info>()
-{
- __id = "map-to-unordered-map";
-}
-
-inline void __trace_map_to_unordered_map_init()
-{
- __tables<0>::_S_map2umap = new __trace_map2umap();
-}
-
-inline void __trace_map_to_unordered_map_report(
- FILE* __f, __warning_vector_t& __warnings)
-{
- if (__tables<0>::_S_map2umap) {
- __tables<0>::_S_map2umap->__collect_warnings(__warnings);
- __tables<0>::_S_map2umap->__write(__f);
+ { __id = "map-to-unordered-map"; }
+ };
+
+ inline void
+ __trace_map_to_unordered_map_init()
+ { _GLIBCXX_PROFILE_DATA(_S_map2umap) = new __trace_map2umap(); }
+
+ inline void
+ __trace_map_to_unordered_map_report(FILE* __f,
+ __warning_vector_t& __warnings)
+ {
+ if (_GLIBCXX_PROFILE_DATA(_S_map2umap))
+ {
+ _GLIBCXX_PROFILE_DATA(_S_map2umap)->__collect_warnings(__warnings);
+ _GLIBCXX_PROFILE_DATA(_S_map2umap)->__write(__f);
+ }
}
-}
-
-//////////////////////////////////////////////////////////////////////////////
-// Implementations of instrumentation hooks.
-//////////////////////////////////////////////////////////////////////////////
-
-inline void __trace_map_to_unordered_map_construct(const void* __obj)
-{
- if (!__profcxx_init()) return;
-
- __tables<0>::_S_map2umap->__add_object(__obj,
- __map2umap_info(__get_stack()));
-}
-inline void __trace_map_to_unordered_map_destruct(const void* __obj)
-{
- if (!__profcxx_init()) return;
+ inline void
+ __trace_map_to_unordered_map_construct(const void* __obj)
+ {
+ if (!__profcxx_init())
+ return;
- __tables<0>::_S_map2umap->__retire_object(__obj);
-}
+ _GLIBCXX_PROFILE_DATA(_S_map2umap)->
+ __add_object(__obj, __map2umap_info(__get_stack()));
+ }
-inline void __trace_map_to_unordered_map_insert(const void* __obj,
- size_t __size, size_t __count)
-{
- if (!__profcxx_init()) return;
+ inline void
+ __trace_map_to_unordered_map_destruct(const void* __obj)
+ {
+ if (!__profcxx_init())
+ return;
- __map2umap_info* __info = __tables<0>::_S_map2umap->__get_object_info(__obj);
+ _GLIBCXX_PROFILE_DATA(_S_map2umap)->__retire_object(__obj);
+ }
- if (__info) __info->__record_insert(__size, __count);
-}
+ inline void
+ __trace_map_to_unordered_map_insert(const void* __obj,
+ std::size_t __size, std::size_t __count)
+ {
+ if (!__profcxx_init())
+ return;
-inline void __trace_map_to_unordered_map_erase(const void* __obj,
- size_t __size, size_t __count)
-{
- if (!__profcxx_init()) return;
+ __map2umap_info* __info
+ = _GLIBCXX_PROFILE_DATA(_S_map2umap)->__get_object_info(__obj);
- __map2umap_info* __info = __tables<0>::_S_map2umap->__get_object_info(__obj);
+ if (__info)
+ __info->__record_insert(__size, __count);
+ }
- if (__info) __info->__record_erase(__size, __count);
-}
+ inline void
+ __trace_map_to_unordered_map_erase(const void* __obj,
+ std::size_t __size, std::size_t __count)
+ {
+ if (!__profcxx_init())
+ return;
-inline void __trace_map_to_unordered_map_find(const void* __obj, size_t __size)
-{
- if (!__profcxx_init()) return;
+ __map2umap_info* __info
+ = _GLIBCXX_PROFILE_DATA(_S_map2umap)->__get_object_info(__obj);
- __map2umap_info* __info = __tables<0>::_S_map2umap->__get_object_info(__obj);
+ if (__info)
+ __info->__record_erase(__size, __count);
+ }
- if (__info) __info->__record_find(__size);
-}
+ inline void
+ __trace_map_to_unordered_map_find(const void* __obj, std::size_t __size)
+ {
+ if (!__profcxx_init())
+ return;
-inline void __trace_map_to_unordered_map_iterate(const void* __obj,
- size_t __count)
-{
- if (!__profcxx_init()) return;
+ __map2umap_info* __info
+ = _GLIBCXX_PROFILE_DATA(_S_map2umap)->__get_object_info(__obj);
- __map2umap_info* __info = __tables<0>::_S_map2umap->__get_object_info(__obj);
+ if (__info)
+ __info->__record_find(__size);
+ }
- if (__info) __info->__record_iterate(__count);
-}
+ inline void
+ __trace_map_to_unordered_map_iterate(const void* __obj, std::size_t __count)
+ {
+ if (!__profcxx_init())
+ return;
+
+ __map2umap_info* __info
+ = _GLIBCXX_PROFILE_DATA(_S_map2umap)->__get_object_info(__obj);
+
+ if (__info)
+ __info->__record_iterate(__count);
+ }
-inline void __trace_map_to_unordered_map_invalidate(const void* __obj)
-{
- if (!__profcxx_init()) return;
+ inline void
+ __trace_map_to_unordered_map_invalidate(const void* __obj)
+ {
+ if (!__profcxx_init())
+ return;
- __map2umap_info* __info = __tables<0>::_S_map2umap->__get_object_info(__obj);
+ __map2umap_info* __info
+ = _GLIBCXX_PROFILE_DATA(_S_map2umap)->__get_object_info(__obj);
- if (__info) __info->__record_invalidate();
-}
+ if (__info)
+ __info->__record_invalidate();
+ }
} // namespace __gnu_profile
-#endif /* PROFCXX_PROFILER_MAP_TO_UNORDERED_MAP_H__ */
+#endif /* _GLIBCXX_PROFILE_PROFILER_MAP_TO_UNORDERED_MAP_H */
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