ceph/src/boost/libs/spirit/workbench/qi/keywords.cpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2011 Joel de Guzman
   3     Copyright (c) 2011 Thomas Bernard
   4
   5     Distributed under the Boost Software License, Version 1.0. (See accompanying
   6     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   7 =============================================================================*/
   8
   9 #define FUSION_MAX_VECTOR_SIZE 50
  10 #define BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
  11 #define BOOST_MPL_LIMIT_LIST_SIZE 50
  12 #define BOOST_MPL_LIMIT_VECTOR_SIZE 50
  13
  14 #include "../measure.hpp"
  15 #include <boost/config/warning_disable.hpp>
  16 #include <boost/spirit/include/qi.hpp>
  17 #include <boost/spirit/include/phoenix_core.hpp>
  18 #include <boost/spirit/include/phoenix_operator.hpp>
  19 #include <boost/spirit/include/phoenix_object.hpp>
  20 #include <boost/spirit/include/phoenix_fusion.hpp>
  21 #include <boost/spirit/include/phoenix_container.hpp>
  22 #include <boost/fusion/include/adapt_struct.hpp>
  23 #include <boost/fusion/include/io.hpp>
  24 #include <boost/spirit/include/qi_permutation.hpp>
  25 #include <boost/spirit/home/qi/string/tst_map.hpp>
  26 #include <boost/spirit/repository/include/qi_kwd.hpp>
  27 #include <boost/spirit/repository/include/qi_keywords.hpp>
  28 #include <boost/optional.hpp>
  29 #include <boost/spirit/home/phoenix/core/argument.hpp>
  30 #include <boost/spirit/home/phoenix/bind/bind_member_variable.hpp>
  31
  32 #include <iostream>
  33 #include <string>
  34 #include <complex>
  35 #include <vector>
  36 #include <iterator>
  37 #include <stdexcept>
  38
  39 #include <boost/preprocessor/control/if.hpp>
  40 #include <boost/preprocessor/seq/for_each_i.hpp>
  41 #include <boost/preprocessor/seq/size.hpp>
  42 #include <boost/preprocessor/cat.hpp>
  43 #include <boost/preprocessor/stringize.hpp>
  44
  45 #define KEYS_5
  46
  47 #include "keywords.hpp"
  48
  49 #define declOptions(r, data, i, elem) boost::optional<int> BOOST_PP_CAT(option,i);
  50 #define fusionOptions(r, data, i, elem) (boost::optional<int>, BOOST_PP_CAT(option,i))
  51
  52
  53 namespace client
  54 {
  55         namespace qi = boost::spirit::qi;
  56         namespace ascii = boost::spirit::ascii;
  57
  58         ///////////////////////////////////////////////////////////////////////////
  59         //  Our parsedData struct
  60         ///////////////////////////////////////////////////////////////////////////
  61         //[tutorial_parsedData_struct
  62         struct parsedDataOptions
  63         {
  64                 BOOST_PP_SEQ_FOR_EACH_I(declOptions,_,keys)
  65         };
  66         struct parsedData
  67         {
  68
  69                 std::string name;
  70                 parsedDataOptions options;
  71                 void clear()
  72                 {
  73                         name.clear();
  74                 }
  75         };
  76
  77         struct parsedData2
  78         {
  79                 std::string name;
  80                 BOOST_PP_SEQ_FOR_EACH_I(declOptions,_,keys)
  81
  82                         void clear()
  83                         {
  84                                 name.clear();
  85                         }
  86         };
  87 }
  88
  89 std::ostream &operator<<(std::ostream & os, client::parsedData &data)
  90 {
  91         os << data.name <<std::endl;
  92
  93 #define generateOutput1(r, d, i, elem) if( BOOST_PP_CAT(data.options.option, i) ) os<< BOOST_PP_STRINGIZE( BOOST_PP_CAT(option,i)) <<" "<< * BOOST_PP_CAT(data.options.option , i)<<std::endl;
  94         BOOST_PP_SEQ_FOR_EACH_I(generateOutput1,_,keys)
  95
  96                 os<<std::endl;
  97
  98         return os;
  99 }
 100
 101 std::ostream &operator<<(std::ostream & os, client::parsedData2 &data)
 102 {
 103         os << data.name <<std::endl;
 104
 105 #define generateOutput2(r, d, i, elem) if(BOOST_PP_CAT(data.option, i)) os<< BOOST_PP_STRINGIZE( BOOST_PP_CAT(option,i)) <<" "<< * BOOST_PP_CAT(data.option,i)<<std::endl;
 106         BOOST_PP_SEQ_FOR_EACH_I(generateOutput2,_,keys)
 107
 108                 os<<std::endl;
 109
 110         return os;
 111 }
 112
 113
 114
 115 BOOST_FUSION_ADAPT_STRUCT(
 116                 client::parsedDataOptions,
 117                 BOOST_PP_SEQ_FOR_EACH_I(fusionOptions,_,keys)
 118                 )
 119
 120 BOOST_FUSION_ADAPT_STRUCT(
 121                 client::parsedData,
 122                 (std::string, name)
 123                 (client::parsedDataOptions, options)
 124                 )
 125
 126 BOOST_FUSION_ADAPT_STRUCT(
 127                 client::parsedData2,
 128                 (std::string, name)
 129                 BOOST_PP_SEQ_FOR_EACH_I(fusionOptions,_,keys)
 130                 )
 131 enum variation
 132 {
 133         full,
 134         no_assign,
 135         assign
 136 };
 137 namespace client
 138 {
 139
 140
 141         ///////////////////////////////////////////////////////////////////////////////
 142         //  Our parsedData parser
 143         ///////////////////////////////////////////////////////////////////////////////
 144         //[tutorial_parsedData_parser
 145         template <typename Iterator>
 146                 struct permutation_parser : qi::grammar<Iterator, parsedData(), ascii::space_type>
 147         {
 148                 permutation_parser() : permutation_parser::base_type(start)
 149                 {
 150                         using qi::int_;
 151                         using qi::lit;
 152                         using qi::double_;
 153                         using qi::lexeme;
 154                         using ascii::char_;
 155                         using boost::phoenix::at_c;
 156                         using boost::phoenix::assign;
 157                         using qi::_r1;
 158                         using qi::_1;
 159                         using qi::_val;
 160                         using qi::omit;
 161                         using qi::repeat;
 162
 163
 164                         quoted_string %= lexeme[+(char_-' ')];
 165
 166 #define generateOptions1(r, data, i, elem) BOOST_PP_IF(i, ^(lit(elem) > int_) , (lit(elem) > int_))
 167                         options = (BOOST_PP_SEQ_FOR_EACH_I(generateOptions1,_,keys));
 168
 169                         start %=
 170                                 quoted_string
 171                                 >> options;
 172                         ;
 173                         v_vals = repeat(1,2)[int_];
 174                 }
 175
 176                 typedef parsedData parser_target_type;
 177
 178                 qi::rule<Iterator, std::string(), ascii::space_type> quoted_string;
 179                 qi::rule<Iterator, parsedDataOptions(), ascii::space_type> options;
 180                 qi::rule<Iterator, std::vector<int>(), ascii::space_type> v_vals;
 181
 182                 qi::rule<Iterator, parsedData(), ascii::space_type> start;
 183         };
 184
 185         template <typename Iterator>
 186                 struct alternative_parser : qi::grammar<Iterator, parsedData2(), ascii::space_type>
 187         {
 188                 alternative_parser() : alternative_parser::base_type(start)
 189                 {
 190                         using qi::int_;
 191                         using qi::lit;
 192                         using qi::double_;
 193                         using qi::lexeme;
 194                         using ascii::char_;
 195                         using boost::phoenix::at_c;
 196                         using qi::_r1;
 197                         using qi::_1;
 198                         using qi::_val;
 199
 200                         quoted_string %= lexeme[+(char_-' ')];
 201
 202 #define generateOptions2(r, data, i, elem) BOOST_PP_IF(i, |(lit(elem) > int_[at_c<i+1>(_r1)=_1]) , (lit(elem) > int_[at_c<i+1>(_r1)=_1]))
 203                         options = (BOOST_PP_SEQ_FOR_EACH_I(generateOptions2,_,keys));
 204
 205                         start =
 206                                 quoted_string [at_c<0>(_val)=_1]
 207                                 >> *options(_val);
 208                         ;
 209                 }
 210
 211                 typedef parsedData2 parser_target_type;
 212
 213                 qi::rule<Iterator, std::string(), ascii::space_type> quoted_string;
 214                 qi::rule<Iterator, void(parsedData2 & ), ascii::space_type> options;
 215                 qi::rule<Iterator, parsedData2(), ascii::space_type> start;
 216         };
 217
 218
 219
 220         template <typename Iterator,typename variation>
 221                 struct tst_parser : qi::grammar<Iterator, parsedData2(), ascii::space_type>
 222         {
 223                 typedef variation variation_type;
 224
 225                 tst_parser() : tst_parser::base_type(startalias)
 226                 {
 227                         namespace phx = boost::phoenix;
 228                         using qi::int_;
 229                         using qi::lit;
 230                         using qi::double_;
 231                         using qi::lexeme;
 232                         using ascii::char_;
 233                         using boost::phoenix::at_c;
 234                         using qi::_r1;
 235                         using qi::_1;
 236                         using qi::_a;
 237                         using qi::_val;
 238                         using qi::locals;
 239                         using qi::parameterized_nonterminal;
 240
 241                         startalias = start.alias();
 242                         quoted_string %= lexeme[+(char_-' ')];
 243
 244 #define generateRules(r, data, i, elem) BOOST_PP_CAT(rule,i) = int_[phx::at_c<i+1>(*phx::ref(currentObj))=_1];
 245                         BOOST_PP_SEQ_FOR_EACH_I(generateRules,_,keys)
 246
 247 #define generateOptions3(r, data, i, elem) (elem,& BOOST_PP_CAT(rule,i))
 248
 249
 250                                 options.add BOOST_PP_SEQ_FOR_EACH_I(generateOptions3,_,keys);
 251                         switch(variation_type::value)
 252                         {
 253                                 case full:
 254                                         {
 255                                                 start =
 256                                                         quoted_string [at_c<0>(_val)=_1][phx::ref(currentObj)=&_val]
 257                                                         >> *( options [_a=_1] >> lazy(*_a));
 258                                                 ;
 259                                                 break;
 260                                         }
 261                                 case no_assign:
 262                                         {
 263                                                 start =
 264                                                         quoted_string [at_c<0>(_val)=_1][phx::ref(currentObj)=&_val]
 265                                                         >> *( options >> int_);
 266                                                 ;
 267                                                 break;
 268                                         }
 269                                 case assign:
 270                                         {
 271                                                 start =
 272                                                         quoted_string [at_c<0>(_val)=_1][phx::ref(currentObj)=&_val]
 273                                                         >> *( options [_a=_1] >> int_);
 274                                                 ;
 275                                                 break;
 276                                         }
 277                         }
 278
 279
 280                 }
 281
 282                 parsedData2 *currentObj;
 283
 284                 typedef parsedData2 parser_target_type;
 285
 286                 qi::rule<Iterator, std::string(), ascii::space_type> quoted_string;
 287                 typedef qi::rule<Iterator, ascii::space_type> optionsRule;
 288 #define declareRules(r, data, i, elem) optionsRule BOOST_PP_CAT(rule,i);
 289
 290                 BOOST_PP_SEQ_FOR_EACH_I(declareRules,_,keys)
 291
 292                         qi::symbols<char,optionsRule* > options;
 293                 qi::rule<Iterator, parsedData2(), ascii::space_type> startalias;
 294                 qi::rule<Iterator, parsedData2(), qi::locals<optionsRule*>, ascii::space_type> start;
 295         };
 296
 297
 298
 299         template <typename Iterator,typename variation>
 300                 struct tst_map_parser : qi::grammar<Iterator, parsedData2(), ascii::space_type>
 301         {
 302                 typedef variation variation_type;
 303                 tst_map_parser() : tst_map_parser::base_type(startalias)
 304                 {
 305                         namespace phx = boost::phoenix;
 306                         using qi::int_;
 307                         using qi::lit;
 308                         using qi::double_;
 309                         using qi::lexeme;
 310                         using ascii::char_;
 311                         using boost::phoenix::at_c;
 312                         using qi::_r1;
 313                         using qi::_1;
 314                         using qi::_a;
 315                         using qi::_val;
 316                         using qi::locals;
 317                         using qi::parameterized_nonterminal;
 318
 319                         startalias = start.alias();
 320                         quoted_string %= lexeme[+(char_-' ')];
 321
 322 #define generateRules3(r, data, i, elem) BOOST_PP_CAT(rule,i) = int_[phx::at_c<i+1>(*phx::ref(currentObj))=_1];
 323                         BOOST_PP_SEQ_FOR_EACH_I(generateRules3,_,keys)
 324
 325 #define generateOptions3(r, data, i, elem) (elem,& BOOST_PP_CAT(rule,i))
 326
 327
 328                                 options.add BOOST_PP_SEQ_FOR_EACH_I(generateOptions3,_,keys);
 329
 330                         switch(variation_type::value)
 331                         {
 332                                 case full:
 333                                         {
 334                                                 start =
 335                                                         quoted_string [at_c<0>(_val)=_1][phx::ref(currentObj)=&_val]
 336                                                         >> *( options [_a=_1] >> lazy(*_a));
 337                                                 ;
 338                                                 break;
 339                                         }
 340                                 case no_assign:
 341                                         {
 342                                                 start =
 343                                                         quoted_string [at_c<0>(_val)=_1][phx::ref(currentObj)=&_val]
 344                                                         >> *( options >> int_);
 345                                                 ;
 346                                                 break;
 347                                         }
 348                                 case assign:
 349                                         {
 350                                                 start =
 351                                                         quoted_string [at_c<0>(_val)=_1][phx::ref(currentObj)=&_val]
 352                                                         >> *( options [_a=_1] >> int_);
 353                                                 ;
 354                                                 break;
 355                                         }
 356                         }
 357                 }
 358
 359                 parsedData2 *currentObj;
 360
 361                 typedef parsedData2 parser_target_type;
 362
 363                 qi::rule<Iterator, std::string(), ascii::space_type> quoted_string;
 364                 typedef qi::rule<Iterator, ascii::space_type> optionsRule;
 365 #define declareRules(r, data, i, elem) optionsRule BOOST_PP_CAT(rule,i);
 366
 367                 BOOST_PP_SEQ_FOR_EACH_I(declareRules,_,keys)
 368
 369                         qi::symbols<char,optionsRule*, boost::spirit::qi::tst_map<char,optionsRule*> > options;
 370                 qi::rule<Iterator, parsedData2(), ascii::space_type> startalias;
 371                 qi::rule<Iterator, parsedData2(), qi::locals<optionsRule*>, ascii::space_type> start;
 372         };
 373
 374
 375         template <typename Iterator>
 376                 struct kwd_parser : qi::grammar<Iterator, parsedData(), ascii::space_type>
 377         {
 378                 kwd_parser() : kwd_parser::base_type(start)
 379                 {
 380                         using qi::int_;
 381                         using qi::lit;
 382                         using qi::double_;
 383                         using qi::lexeme;
 384                         using ascii::char_;
 385                         using qi::_r1;
 386                         using qi::_1;
 387                         using qi::_val;
 388                         using boost::spirit::repository::qi::kwd;
 389
 390                         quoted_string %= lexeme[+(char_-' ')];
 391
 392 #define generateOptions4(r, data, i, elem) BOOST_PP_IF(i, / kwd( elem )[ int_ ] , kwd(  elem )[ int_ ] )
 393                         options = (BOOST_PP_SEQ_FOR_EACH_I(generateOptions4,_,keys));
 394
 395                         start %=
 396                                 quoted_string
 397                                 >> options;
 398                         ;
 399                 }
 400
 401                 typedef parsedData parser_target_type;
 402
 403                 qi::rule<Iterator, std::string(), ascii::space_type> quoted_string;
 404                 qi::rule<Iterator, parsedDataOptions(), ascii::space_type> options;
 405                 qi::rule<Iterator, boost::fusion::vector<boost::optional<int>,boost::optional<int> > () , ascii::space_type> v_vals;
 406
 407                 qi::rule<Iterator, parsedData(), ascii::space_type> start;
 408         };
 409
 410 }
 411
 412
 413 template <typename parserType>
 414         struct timeParser : test::base{
 415                 timeParser(const std::string & str) : str(str)
 416                 {
 417                 }
 418                 parserType &get_parser(){
 419                         static parserType parser;
 420                         return parser;
 421                 }
 422
 423                 std::string str;
 424
 425                 void benchmark()
 426                 {
 427
 428                         using boost::spirit::ascii::space;
 429                         bool r = false;
 430                         std::string::const_iterator end = str.end();
 431                         std::string::const_iterator iter = str.begin();
 432
 433
 434                         typename parserType::parser_target_type data;
 435                         r = phrase_parse(iter, end, get_parser(), space, data);
 436
 437                         if (r && iter == end)
 438                         {
 439                                 this->val += data.name.size();
 440                         }
 441                         else
 442                         {
 443                                 throw std::runtime_error("Parsing failed");
 444                         }
 445                 }
 446
 447         };
 448
 449
 450
 451
 452 typedef std::string::const_iterator iterator_type;
 453 typedef client::permutation_parser<iterator_type> permutation_parser;
 454 typedef client::kwd_parser<iterator_type> kwd_parser;
 455 typedef client::alternative_parser<iterator_type> alternative_parser;
 456 typedef client::tst_map_parser<iterator_type, boost::mpl::int_<full> > tst_map_parser;
 457
 458 struct permutation_timer_fwd : timeParser<permutation_parser>
 459 {
 460         permutation_timer_fwd() : timeParser<permutation_parser>(fwd) {}
 461 };
 462
 463 struct permutation_timer_back : timeParser<permutation_parser>
 464 {
 465         permutation_timer_back() : timeParser<permutation_parser>(back) {}
 466 };
 467
 468 struct alternative_timer_fwd : timeParser<alternative_parser>
 469 {
 470         alternative_timer_fwd() : timeParser<alternative_parser>(fwd) {}
 471 };
 472
 473 struct alternative_timer_back : timeParser<alternative_parser>
 474 {
 475         alternative_timer_back() : timeParser<alternative_parser>(back) {}
 476 };
 477
 478 struct tst_timer_fwd_full : timeParser< client::tst_parser<iterator_type, boost::mpl::int_<full> > >
 479 {
 480         tst_timer_fwd_full() : timeParser< client::tst_parser<iterator_type, boost::mpl::int_<full> > >(fwd) {}
 481 };
 482
 483 struct tst_timer_fwd_no_assign : timeParser< client::tst_parser<iterator_type, boost::mpl::int_<no_assign> > >
 484 {
 485         tst_timer_fwd_no_assign() : timeParser< client::tst_parser<iterator_type,boost::mpl::int_<no_assign> > >(fwd) {}
 486 };
 487
 488 struct tst_timer_fwd_assign : timeParser< client::tst_parser<iterator_type,boost::mpl::int_<assign> > >
 489 {
 490         tst_timer_fwd_assign() : timeParser< client::tst_parser<iterator_type,boost::mpl::int_<assign> > >(fwd) {}
 491 };
 492
 493
 494
 495 struct tst_timer_back : timeParser< client::tst_parser<iterator_type,boost::mpl::int_<full> > >
 496 {
 497         tst_timer_back() : timeParser< client::tst_parser<iterator_type,boost::mpl::int_<full> > >(back) {}
 498 };
 499
 500 struct tst_map_timer_fwd : timeParser<tst_map_parser>
 501 {
 502         tst_map_timer_fwd() : timeParser<tst_map_parser>(fwd) {}
 503 };
 504
 505 struct tst_map_timer_back : timeParser<tst_map_parser>
 506 {
 507         tst_map_timer_back() : timeParser<tst_map_parser>(back) {}
 508 };
 509
 510 struct kwd_timer_fwd : timeParser<kwd_parser>
 511 {
 512         kwd_timer_fwd() : timeParser<kwd_parser>(fwd) {}
 513 };
 514
 515 struct kwd_timer_back : timeParser<kwd_parser>
 516 {
 517         kwd_timer_back() : timeParser<kwd_parser>(back) {}
 518 };
 519
 520
 521
 522
 523
 524 ////////////////////////////////////////////////////////////////////////////
 525 //  Main program
 526 ////////////////////////////////////////////////////////////////////////////
 527         int
 528 main()
 529 {
 530
 531         BOOST_SPIRIT_TEST_BENCHMARK(
 532                         10000000000,     // This is the maximum repetitions to execute
 533                         (permutation_timer_fwd)
 534                         (permutation_timer_back)
 535                         (alternative_timer_fwd)
 536                         (alternative_timer_back)
 537                         (tst_timer_fwd_full)
 538                         (tst_timer_fwd_no_assign)
 539                         (tst_timer_fwd_assign)
 540                         (tst_timer_back)
 541                         (tst_map_timer_fwd)
 542                         (tst_map_timer_back)
 543                         (kwd_timer_fwd)
 544                         (kwd_timer_back)
 545                         )
 546
 547                 // This is ultimately responsible for preventing all the test code
 548                 // from being optimized away.  Change this to return 0 and you
 549                 // unplug the whole test's life support system.
 550                 return test::live_code != 0;
 551 }
 552
 553