release/src-rt-6.x.4708/toolchains/hndtools-arm-linux-2.6.36-uclibc-4.5.3/arm-brcm-linux-uclibcgnueabi/include/c++/4.5.3/profile/impl/profiler.h

   1 // -*- C++ -*-
   2 //
   3 // Copyright (C) 2009, 2010 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the terms
   7 // of the GNU General Public License as published by the Free Software
   8 // Foundation; either version 2, or (at your option) any later
   9 // version.
  10
  11 // This library is distributed in the hope that it will be useful, but
  12 // WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 // General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License
  17 // along with this library; see the file COPYING.  If not, write to
  18 // the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
  19 // MA 02111-1307, USA.
  20
  21 // As a special exception, you may use this file as part of a free
  22 // software library without restriction.  Specifically, if other files
  23 // instantiate templates or use macros or inline functions from this
  24 // file, or you compile this file and link it with other files to
  25 // produce an executable, this file does not by itself cause the
  26 // resulting executable to be covered by the GNU General Public
  27 // License.  This exception does not however invalidate any other
  28 // reasons why the executable file might be covered by the GNU General
  29 // Public License.
  30
  31 /** @file profile/impl/profiler.h
  32  *  @brief Interface of the profiling runtime library.
  33  */
  34
  35 // Written by Lixia Liu and Silvius Rus.
  36
  37 #ifndef _GLIBCXX_PROFILE_PROFILER_H
  38 #define _GLIBCXX_PROFILE_PROFILER_H 1
  39
  40 #ifdef __GXX_EXPERIMENTAL_CXX0X__
  41 #include <cstddef>
  42 #else
  43 #include <stddef.h>
  44 #endif
  45
  46 // Mechanism to define data with inline linkage.
  47 #define _GLIBCXX_PROFILE_DEFINE_UNINIT_DATA(__type, __name)             \
  48   inline __type&                                                        \
  49   __get_##__name()                                                      \
  50   {                                                                     \
  51     static __type __name;                                               \
  52     return __name;                                                      \
  53   }
  54 #define _GLIBCXX_PROFILE_DEFINE_DATA(__type, __name, __initial_value...) \
  55   inline __type& __get_##__name() {                                      \
  56     static __type __name(__initial_value);                               \
  57     return __name;                                                       \
  58   }
  59 #define _GLIBCXX_PROFILE_DATA(__name) \
  60   __get_##__name()
  61
  62 namespace __gnu_profile
  63 {
  64   /** @brief Reentrance guard.
  65    *
  66    * Mechanism to protect all __gnu_profile operations against recursion,
  67    * multithreaded and exception reentrance.
  68    */
  69   struct __reentrance_guard
  70   {
  71     static bool
  72     __get_in()
  73     {
  74       if (__inside() == true)
  75         return false;
  76       else
  77         {
  78           __inside() = true;
  79           return true;
  80         }
  81     }
  82
  83     static bool&
  84     __inside()
  85     {
  86       static __thread bool _S_inside(false);
  87       return _S_inside;
  88     }
  89
  90     __reentrance_guard() { }
  91     ~__reentrance_guard() { __inside() = false; }
  92   };
  93
  94 #define _GLIBCXX_PROFILE_REENTRANCE_GUARD(__x...)               \
  95   {                                                             \
  96     if (__gnu_profile::__reentrance_guard::__get_in())          \
  97     {                                                           \
  98       __gnu_profile::__reentrance_guard __get_out;              \
  99       __x;                                                      \
 100     }                                                           \
 101   }
 102
 103   // Forward declarations of implementation functions.
 104   // Don't use any __gnu_profile:: in user code.
 105   // Instead, use the __profcxx... macros, which offer guarded access.
 106   bool __turn_on();
 107   bool __turn_off();
 108   bool __is_invalid();
 109   bool __is_on();
 110   bool __is_off();
 111   void __report(void);
 112   void __trace_hashtable_size_resize(const void*, size_t, size_t);
 113   void __trace_hashtable_size_destruct(const void*, size_t, size_t);
 114   void __trace_hashtable_size_construct(const void*, size_t);
 115   void __trace_vector_size_resize(const void*, size_t, size_t);
 116   void __trace_vector_size_destruct(const void*, size_t, size_t);
 117   void __trace_vector_size_construct(const void*, size_t);
 118   void __trace_hash_func_destruct(const void*, size_t, size_t, size_t);
 119   void __trace_hash_func_construct(const void*);
 120   void __trace_vector_to_list_destruct(const void*);
 121   void __trace_vector_to_list_construct(const void*);
 122   void __trace_vector_to_list_insert(const void*, size_t, size_t);
 123   void __trace_vector_to_list_iterate(const void*, size_t);
 124   void __trace_vector_to_list_invalid_operator(const void*);
 125   void __trace_vector_to_list_resize(const void*, size_t, size_t);
 126   void __trace_vector_to_list_find(const void*, size_t);
 127
 128   void __trace_list_to_slist_destruct(const void*);
 129   void __trace_list_to_slist_construct(const void*);
 130   void __trace_list_to_slist_rewind(const void*);
 131   void __trace_list_to_slist_operation(const void*);
 132
 133   void __trace_list_to_vector_destruct(const void*);
 134   void __trace_list_to_vector_construct(const void*);
 135   void __trace_list_to_vector_insert(const void*, size_t, size_t);
 136   void __trace_list_to_vector_iterate(const void*, size_t);
 137   void __trace_list_to_vector_invalid_operator(const void*);
 138   void __trace_list_to_vector_resize(const void*, size_t, size_t);
 139
 140   void __trace_list_to_set_destruct(const void*);
 141   void __trace_list_to_set_construct(const void*);
 142   void __trace_list_to_set_insert(const void*, size_t, size_t);
 143   void __trace_list_to_set_iterate(const void*, size_t);
 144   void __trace_list_to_set_invalid_operator(const void*);
 145   void __trace_list_to_set_find(const void*, size_t);
 146
 147   void __trace_map_to_unordered_map_construct(const void*);
 148   void __trace_map_to_unordered_map_invalidate(const void*);
 149   void __trace_map_to_unordered_map_insert(const void*, size_t, size_t);
 150   void __trace_map_to_unordered_map_erase(const void*, size_t, size_t);
 151   void __trace_map_to_unordered_map_iterate(const void*, size_t);
 152   void __trace_map_to_unordered_map_find(const void*, size_t);
 153   void __trace_map_to_unordered_map_destruct(const void*);
 154 } // namespace __gnu_profile
 155
 156 // Master switch turns on all diagnostics that are not explicitly turned off.
 157 #ifdef _GLIBCXX_PROFILE
 158 #ifndef _GLIBCXX_PROFILE_NO_HASHTABLE_TOO_SMALL
 159 #define _GLIBCXX_PROFILE_HASHTABLE_TOO_SMALL
 160 #endif
 161 #ifndef _GLIBCXX_PROFILE_NO_HASHTABLE_TOO_LARGE
 162 #define _GLIBCXX_PROFILE_HASHTABLE_TOO_LARGE
 163 #endif
 164 #ifndef _GLIBCXX_PROFILE_NO_VECTOR_TOO_SMALL
 165 #define _GLIBCXX_PROFILE_VECTOR_TOO_SMALL
 166 #endif
 167 #ifndef _GLIBCXX_PROFILE_NO_VECTOR_TOO_LARGE
 168 #define _GLIBCXX_PROFILE_VECTOR_TOO_LARGE
 169 #endif
 170 #ifndef _GLIBCXX_PROFILE_NO_INEFFICIENT_HASH
 171 #define _GLIBCXX_PROFILE_INEFFICIENT_HASH
 172 #endif
 173 #ifndef _GLIBCXX_PROFILE_NO_VECTOR_TO_LIST
 174 #define _GLIBCXX_PROFILE_VECTOR_TO_LIST
 175 #endif
 176 #ifndef _GLIBCXX_PROFILE_NO_LIST_TO_SLIST
 177 #define _GLIBCXX_PROFILE_LIST_TO_SLIST
 178 #endif
 179 #ifndef _GLIBCXX_PROFILE_NO_LIST_TO_VECTOR
 180 #define _GLIBCXX_PROFILE_LIST_TO_VECTOR
 181 #endif
 182 #ifndef _GLIBCXX_PROFILE_NO_MAP_TO_UNORDERED_MAP
 183 #define _GLIBCXX_PROFILE_MAP_TO_UNORDERED_MAP
 184 #endif
 185 #endif
 186
 187 // Expose global management routines to user code.
 188 #ifdef _GLIBCXX_PROFILE
 189 #define __profcxx_report() \
 190   _GLIBCXX_PROFILE_REENTRANCE_GUARD(__gnu_profile::__report())
 191 #define __profcxx_turn_on() \
 192   _GLIBCXX_PROFILE_REENTRANCE_GUARD(__gnu_profile::__turn_on())
 193 #define __profcxx_turn_off() \
 194   _GLIBCXX_PROFILE_REENTRANCE_GUARD(__gnu_profile::__turn_off())
 195 #define __profcxx_is_invalid() \
 196   _GLIBCXX_PROFILE_REENTRANCE_GUARD(__gnu_profile::__is_invalid())
 197 #define __profcxx_is_on() \
 198   _GLIBCXX_PROFILE_REENTRANCE_GUARD(__gnu_profile::__is_on())
 199 #define __profcxx__is_off() \
 200   _GLIBCXX_PROFILE_REENTRANCE_GUARD(__gnu_profile::__is_off())
 201 #else
 202 #define __profcxx_report()
 203 #define __profcxx_turn_on()
 204 #define __profcxx_turn_off()
 205 #define __profcxx_is_invalid()
 206 #define __profcxx_is_on()
 207 #define __profcxx_is_off()
 208 #endif
 209
 210 // Turn on/off instrumentation for HASHTABLE_TOO_SMALL and HASHTABLE_TOO_LARGE.
 211 #if (defined(_GLIBCXX_PROFILE_HASHTABLE_TOO_SMALL) \
 212      || defined(_GLIBCXX_PROFILE_HASHTABLE_TOO_LARGE))
 213 #define __profcxx_hashtable_resize(__x...) \
 214   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 215       __gnu_profile::__trace_hashtable_size_resize(__x))
 216 #define __profcxx_hashtable_destruct(__x...) \
 217   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 218       __gnu_profile::__trace_hashtable_size_destruct(__x))
 219 #define __profcxx_hashtable_construct(__x...) \
 220   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 221       __gnu_profile::__trace_hashtable_size_construct(__x))
 222 #else
 223 #define __profcxx_hashtable_resize(__x...)
 224 #define __profcxx_hashtable_destruct(__x...)
 225 #define __profcxx_hashtable_construct(__x...)
 226 #endif
 227
 228 // Turn on/off instrumentation for VECTOR_TOO_SMALL and VECTOR_TOO_LARGE.
 229 #if (defined(_GLIBCXX_PROFILE_VECTOR_TOO_SMALL) \
 230      || defined(_GLIBCXX_PROFILE_VECTOR_TOO_LARGE))
 231 #define __profcxx_vector_resize(__x...) \
 232   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 233       __gnu_profile::__trace_vector_size_resize(__x))
 234 #define __profcxx_vector_destruct(__x...) \
 235   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 236       __gnu_profile::__trace_vector_size_destruct(__x))
 237 #define __profcxx_vector_construct(__x...) \
 238   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 239       __gnu_profile::__trace_vector_size_construct(__x))
 240 #else
 241 #define __profcxx_vector_resize(__x...)
 242 #define __profcxx_vector_destruct(__x...)
 243 #define __profcxx_vector_construct(__x...)
 244 #endif
 245
 246 // Turn on/off instrumentation for INEFFICIENT_HASH.
 247 #if defined(_GLIBCXX_PROFILE_INEFFICIENT_HASH)
 248 #define __profcxx_hashtable_construct2(__x...) \
 249   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 250       __gnu_profile::__trace_hash_func_construct(__x))
 251 #define __profcxx_hashtable_destruct2(__x...) \
 252   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 253       __gnu_profile::__trace_hash_func_destruct(__x))
 254 #else
 255 #define __profcxx_hashtable_destruct2(__x...)
 256 #define __profcxx_hashtable_construct2(__x...)
 257 #endif
 258
 259 // Turn on/off instrumentation for VECTOR_TO_LIST.
 260 #if defined(_GLIBCXX_PROFILE_VECTOR_TO_LIST)
 261 #define __profcxx_vector_construct2(__x...) \
 262   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 263       __gnu_profile::__trace_vector_to_list_construct(__x))
 264 #define __profcxx_vector_destruct2(__x...) \
 265   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 266       __gnu_profile::__trace_vector_to_list_destruct(__x))
 267 #define __profcxx_vector_insert(__x...) \
 268   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 269       __gnu_profile::__trace_vector_to_list_insert(__x))
 270 #define __profcxx_vector_iterate(__x...) \
 271   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 272       __gnu_profile::__trace_vector_to_list_iterate(__x))
 273 #define __profcxx_vector_invalid_operator(__x...) \
 274   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 275       __gnu_profile::__trace_vector_to_list_invalid_operator(__x))
 276 #define __profcxx_vector_resize2(__x...) \
 277   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 278       __gnu_profile::__trace_vector_to_list_resize(__x))
 279 #define __profcxx_vector_find(__x...) \
 280   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 281       __gnu_profile::__trace_vector_to_list_find(__x))
 282 #else
 283 #define __profcxx_vector_destruct2(__x...)
 284 #define __profcxx_vector_construct2(__x...)
 285 #define __profcxx_vector_insert(__x...)
 286 #define __profcxx_vector_iterate(__x...)
 287 #define __profcxx_vector_invalid_operator(__x...)
 288 #define __profcxx_vector_resize2(__x...)
 289 #define __profcxx_vector_find(__x...)
 290 #endif
 291
 292 // Turn on/off instrumentation for LIST_TO_VECTOR.
 293 #if defined(_GLIBCXX_PROFILE_LIST_TO_VECTOR)
 294 #define __profcxx_list_construct2(__x...) \
 295   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 296       __gnu_profile::__trace_list_to_vector_construct(__x))
 297 #define __profcxx_list_destruct2(__x...) \
 298   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 299       __gnu_profile::__trace_list_to_vector_destruct(__x))
 300 #define __profcxx_list_insert(__x...) \
 301   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 302       __gnu_profile::__trace_list_to_vector_insert(__x))
 303 #define __profcxx_list_iterate(__x...) \
 304   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 305       __gnu_profile::__trace_list_to_vector_iterate(__x))
 306 #define __profcxx_list_invalid_operator(__x...) \
 307   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 308       __gnu_profile::__trace_list_to_vector_invalid_operator(__x))
 309 #else
 310 #define __profcxx_list_destruct2(__x...)
 311 #define __profcxx_list_construct2(__x...)
 312 #define __profcxx_list_insert(__x...)
 313 #define __profcxx_list_iterate(__x...)
 314 #define __profcxx_list_invalid_operator(__x...)
 315 #endif
 316
 317 // Turn on/off instrumentation for LIST_TO_SLIST.
 318 #if defined(_GLIBCXX_PROFILE_LIST_TO_SLIST)
 319 #define __profcxx_list_rewind(__x...) \
 320   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 321       __gnu_profile::__trace_list_to_slist_rewind(__x))
 322 #define __profcxx_list_operation(__x...) \
 323   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 324       __gnu_profile::__trace_list_to_slist_operation(__x))
 325 #define __profcxx_list_destruct(__x...) \
 326   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 327       __gnu_profile::__trace_list_to_slist_destruct(__x))
 328 #define __profcxx_list_construct(__x...) \
 329   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 330       __gnu_profile::__trace_list_to_slist_construct(__x))
 331 #else
 332 #define __profcxx_list_rewind(__x...)
 333 #define __profcxx_list_operation(__x...)
 334 #define __profcxx_list_destruct(__x...)
 335 #define __profcxx_list_construct(__x...)
 336 #endif
 337
 338 // Turn on/off instrumentation for MAP_TO_UNORDERED_MAP.
 339 #if defined(_GLIBCXX_PROFILE_MAP_TO_UNORDERED_MAP)
 340 #define __profcxx_map_to_unordered_map_construct(__x...) \
 341   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 342       __gnu_profile::__trace_map_to_unordered_map_construct(__x))
 343 #define __profcxx_map_to_unordered_map_destruct(__x...) \
 344   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 345       __gnu_profile::__trace_map_to_unordered_map_destruct(__x))
 346 #define __profcxx_map_to_unordered_map_insert(__x...) \
 347   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 348       __gnu_profile::__trace_map_to_unordered_map_insert(__x))
 349 #define __profcxx_map_to_unordered_map_erase(__x...) \
 350   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 351       __gnu_profile::__trace_map_to_unordered_map_erase(__x))
 352 #define __profcxx_map_to_unordered_map_iterate(__x...) \
 353   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 354       __gnu_profile::__trace_map_to_unordered_map_iterate(__x))
 355 #define __profcxx_map_to_unordered_map_invalidate(__x...) \
 356   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 357       __gnu_profile::__trace_map_to_unordered_map_invalidate(__x))
 358 #define __profcxx_map_to_unordered_map_find(__x...) \
 359   _GLIBCXX_PROFILE_REENTRANCE_GUARD( \
 360       __gnu_profile::__trace_map_to_unordered_map_find(__x))
 361 #else
 362 #define __profcxx_map_to_unordered_map_construct(__x...) \
 363
 364 #define __profcxx_map_to_unordered_map_destruct(__x...)
 365 #define __profcxx_map_to_unordered_map_insert(__x...)
 366 #define __profcxx_map_to_unordered_map_erase(__x...)
 367 #define __profcxx_map_to_unordered_map_iterate(__x...)
 368 #define __profcxx_map_to_unordered_map_invalidate(__x...)
 369 #define __profcxx_map_to_unordered_map_find(__x...)
 370 #endif
 371
 372 // Set default values for compile-time customizable variables.
 373 #ifndef _GLIBCXX_PROFILE_TRACE_PATH_ROOT
 374 #define _GLIBCXX_PROFILE_TRACE_PATH_ROOT "libstdcxx-profile"
 375 #endif
 376 #ifndef _GLIBCXX_PROFILE_TRACE_ENV_VAR
 377 #define _GLIBCXX_PROFILE_TRACE_ENV_VAR "_GLIBCXX_PROFILE_TRACE_PATH_ROOT"
 378 #endif
 379 #ifndef _GLIBCXX_PROFILE_MAX_WARN_COUNT_ENV_VAR
 380 #define _GLIBCXX_PROFILE_MAX_WARN_COUNT_ENV_VAR \
 381   "_GLIBCXX_PROFILE_MAX_WARN_COUNT"
 382 #endif
 383 #ifndef _GLIBCXX_PROFILE_MAX_WARN_COUNT
 384 #define _GLIBCXX_PROFILE_MAX_WARN_COUNT 10
 385 #endif
 386 #ifndef _GLIBCXX_PROFILE_MAX_STACK_DEPTH
 387 #define _GLIBCXX_PROFILE_MAX_STACK_DEPTH 32
 388 #endif
 389 #ifndef _GLIBCXX_PROFILE_MAX_STACK_DEPTH_ENV_VAR
 390 #define _GLIBCXX_PROFILE_MAX_STACK_DEPTH_ENV_VAR \
 391   "_GLIBCXX_PROFILE_MAX_STACK_DEPTH"
 392 #endif
 393 #ifndef _GLIBCXX_PROFILE_MEM_PER_DIAGNOSTIC
 394 #define _GLIBCXX_PROFILE_MEM_PER_DIAGNOSTIC 2 << 27
 395 #endif
 396 #ifndef _GLIBCXX_PROFILE_MEM_PER_DIAGNOSTIC_ENV_VAR
 397 #define _GLIBCXX_PROFILE_MEM_PER_DIAGNOSTIC_ENV_VAR \
 398   "_GLIBCXX_PROFILE_MEM_PER_DIAGNOSTIC"
 399 #endif
 400
 401 // Instrumentation hook implementations.
 402 #include "profile/impl/profiler_hash_func.h"
 403 #include "profile/impl/profiler_hashtable_size.h"
 404 #include "profile/impl/profiler_map_to_unordered_map.h"
 405 #include "profile/impl/profiler_vector_size.h"
 406 #include "profile/impl/profiler_vector_to_list.h"
 407 #include "profile/impl/profiler_list_to_slist.h"
 408 #include "profile/impl/profiler_list_to_vector.h"
 409
 410 #endif // _GLIBCXX_PROFILE_PROFILER_H