1 2 #line 3 "<stdout>" 3 4 #define YY_INT_ALIGNED short int 5 6 /* A lexical scanner generated by flex */ 7 8 #define yy_create_buffer perf_pmu__create_buffer 9 #define yy_delete_buffer perf_pmu__delete_buffer 10 #define yy_flex_debug perf_pmu__flex_debug 11 #define yy_init_buffer perf_pmu__init_buffer 12 #define yy_flush_buffer perf_pmu__flush_buffer 13 #define yy_load_buffer_state perf_pmu__load_buffer_state 14 #define yy_switch_to_buffer perf_pmu__switch_to_buffer 15 #define yyin perf_pmu_in 16 #define yyleng perf_pmu_leng 17 #define yylex perf_pmu_lex 18 #define yylineno perf_pmu_lineno 19 #define yyout perf_pmu_out 20 #define yyrestart perf_pmu_restart 21 #define yytext perf_pmu_text 22 #define yywrap perf_pmu_wrap 23 #define yyalloc perf_pmu_alloc 24 #define yyrealloc perf_pmu_realloc 25 #define yyfree perf_pmu_free 26 27 #define FLEX_SCANNER 28 #define YY_FLEX_MAJOR_VERSION 2 29 #define YY_FLEX_MINOR_VERSION 5 30 #define YY_FLEX_SUBMINOR_VERSION 35 31 #if YY_FLEX_SUBMINOR_VERSION > 0 32 #define FLEX_BETA 33 #endif 34 35 /* First, we deal with platform-specific or compiler-specific issues. */ 36 37 /* begin standard C headers. */ 38 #include <stdio.h> 39 #include <string.h> 40 #include <errno.h> 41 #include <stdlib.h> 42 43 /* end standard C headers. */ 44 45 /* flex integer type definitions */ 46 47 #ifndef FLEXINT_H 48 #define FLEXINT_H 49 50 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */ 51 52 #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L 53 54 /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h, 55 * if you want the limit (max/min) macros for int types. 56 */ 57 #ifndef __STDC_LIMIT_MACROS 58 #define __STDC_LIMIT_MACROS 1 59 #endif 60 61 #include <inttypes.h> 62 typedef int8_t flex_int8_t; 63 typedef uint8_t flex_uint8_t; 64 typedef int16_t flex_int16_t; 65 typedef uint16_t flex_uint16_t; 66 typedef int32_t flex_int32_t; 67 typedef uint32_t flex_uint32_t; 68 #else 69 typedef signed char flex_int8_t; 70 typedef short int flex_int16_t; 71 typedef int flex_int32_t; 72 typedef unsigned char flex_uint8_t; 73 typedef unsigned short int flex_uint16_t; 74 typedef unsigned int flex_uint32_t; 75 76 /* Limits of integral types. */ 77 #ifndef INT8_MIN 78 #define INT8_MIN (-128) 79 #endif 80 #ifndef INT16_MIN 81 #define INT16_MIN (-32767-1) 82 #endif 83 #ifndef INT32_MIN 84 #define INT32_MIN (-2147483647-1) 85 #endif 86 #ifndef INT8_MAX 87 #define INT8_MAX (127) 88 #endif 89 #ifndef INT16_MAX 90 #define INT16_MAX (32767) 91 #endif 92 #ifndef INT32_MAX 93 #define INT32_MAX (2147483647) 94 #endif 95 #ifndef UINT8_MAX 96 #define UINT8_MAX (255U) 97 #endif 98 #ifndef UINT16_MAX 99 #define UINT16_MAX (65535U) 100 #endif 101 #ifndef UINT32_MAX 102 #define UINT32_MAX (4294967295U) 103 #endif 104 105 #endif /* ! C99 */ 106 107 #endif /* ! FLEXINT_H */ 108 109 #ifdef __cplusplus 110 111 /* The "const" storage-class-modifier is valid. */ 112 #define YY_USE_CONST 113 114 #else /* ! __cplusplus */ 115 116 /* C99 requires __STDC__ to be defined as 1. */ 117 #if defined (__STDC__) 118 119 #define YY_USE_CONST 120 121 #endif /* defined (__STDC__) */ 122 #endif /* ! __cplusplus */ 123 124 #ifdef YY_USE_CONST 125 #define yyconst const 126 #else 127 #define yyconst 128 #endif 129 130 /* Returned upon end-of-file. */ 131 #define YY_NULL 0 132 133 /* Promotes a possibly negative, possibly signed char to an unsigned 134 * integer for use as an array index. If the signed char is negative, 135 * we want to instead treat it as an 8-bit unsigned char, hence the 136 * double cast. 137 */ 138 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) 139 140 /* Enter a start condition. This macro really ought to take a parameter, 141 * but we do it the disgusting crufty way forced on us by the ()-less 142 * definition of BEGIN. 143 */ 144 #define BEGIN (yy_start) = 1 + 2 * 145 146 /* Translate the current start state into a value that can be later handed 147 * to BEGIN to return to the state. The YYSTATE alias is for lex 148 * compatibility. 149 */ 150 #define YY_START (((yy_start) - 1) / 2) 151 #define YYSTATE YY_START 152 153 /* Action number for EOF rule of a given start state. */ 154 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1) 155 156 /* Special action meaning "start processing a new file". */ 157 #define YY_NEW_FILE perf_pmu_restart(perf_pmu_in ) 158 159 #define YY_END_OF_BUFFER_CHAR 0 160 161 /* Size of default input buffer. */ 162 #ifndef YY_BUF_SIZE 163 #ifdef __ia64__ 164 /* On IA-64, the buffer size is 16k, not 8k. 165 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case. 166 * Ditto for the __ia64__ case accordingly. 167 */ 168 #define YY_BUF_SIZE 32768 169 #else 170 #define YY_BUF_SIZE 16384 171 #endif /* __ia64__ */ 172 #endif 173 174 /* The state buf must be large enough to hold one state per character in the main buffer. 175 */ 176 #define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type)) 177 178 #ifndef YY_TYPEDEF_YY_BUFFER_STATE 179 #define YY_TYPEDEF_YY_BUFFER_STATE 180 typedef struct yy_buffer_state *YY_BUFFER_STATE; 181 #endif 182 183 extern int perf_pmu_leng; 184 185 extern FILE *perf_pmu_in, *perf_pmu_out; 186 187 #define EOB_ACT_CONTINUE_SCAN 0 188 #define EOB_ACT_END_OF_FILE 1 189 #define EOB_ACT_LAST_MATCH 2 190 191 #define YY_LESS_LINENO(n) 192 193 /* Return all but the first "n" matched characters back to the input stream. */ 194 #define yyless(n) \ 195 do \ 196 { \ 197 /* Undo effects of setting up perf_pmu_text. */ \ 198 int yyless_macro_arg = (n); \ 199 YY_LESS_LINENO(yyless_macro_arg);\ 200 *yy_cp = (yy_hold_char); \ 201 YY_RESTORE_YY_MORE_OFFSET \ 202 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \ 203 YY_DO_BEFORE_ACTION; /* set up perf_pmu_text again */ \ 204 } \ 205 while ( 0 ) 206 207 #define unput(c) yyunput( c, (yytext_ptr) ) 208 209 #ifndef YY_TYPEDEF_YY_SIZE_T 210 #define YY_TYPEDEF_YY_SIZE_T 211 typedef size_t yy_size_t; 212 #endif 213 214 #ifndef YY_STRUCT_YY_BUFFER_STATE 215 #define YY_STRUCT_YY_BUFFER_STATE 216 struct yy_buffer_state 217 { 218 FILE *yy_input_file; 219 220 char *yy_ch_buf; /* input buffer */ 221 char *yy_buf_pos; /* current position in input buffer */ 222 223 /* Size of input buffer in bytes, not including room for EOB 224 * characters. 225 */ 226 yy_size_t yy_buf_size; 227 228 /* Number of characters read into yy_ch_buf, not including EOB 229 * characters. 230 */ 231 int yy_n_chars; 232 233 /* Whether we "own" the buffer - i.e., we know we created it, 234 * and can realloc() it to grow it, and should free() it to 235 * delete it. 236 */ 237 int yy_is_our_buffer; 238 239 /* Whether this is an "interactive" input source; if so, and 240 * if we're using stdio for input, then we want to use getc() 241 * instead of fread(), to make sure we stop fetching input after 242 * each newline. 243 */ 244 int yy_is_interactive; 245 246 /* Whether we're considered to be at the beginning of a line. 247 * If so, '^' rules will be active on the next match, otherwise 248 * not. 249 */ 250 int yy_at_bol; 251 252 int yy_bs_lineno; /**< The line count. */ 253 int yy_bs_column; /**< The column count. */ 254 255 /* Whether to try to fill the input buffer when we reach the 256 * end of it. 257 */ 258 int yy_fill_buffer; 259 260 int yy_buffer_status; 261 262 #define YY_BUFFER_NEW 0 263 #define YY_BUFFER_NORMAL 1 264 /* When an EOF's been seen but there's still some text to process 265 * then we mark the buffer as YY_EOF_PENDING, to indicate that we 266 * shouldn't try reading from the input source any more. We might 267 * still have a bunch of tokens to match, though, because of 268 * possible backing-up. 269 * 270 * When we actually see the EOF, we change the status to "new" 271 * (via perf_pmu_restart()), so that the user can continue scanning by 272 * just pointing perf_pmu_in at a new input file. 273 */ 274 #define YY_BUFFER_EOF_PENDING 2 275 276 }; 277 #endif /* !YY_STRUCT_YY_BUFFER_STATE */ 278 279 /* Stack of input buffers. */ 280 static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */ 281 static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */ 282 static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */ 283 284 /* We provide macros for accessing buffer states in case in the 285 * future we want to put the buffer states in a more general 286 * "scanner state". 287 * 288 * Returns the top of the stack, or NULL. 289 */ 290 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \ 291 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \ 292 : NULL) 293 294 /* Same as previous macro, but useful when we know that the buffer stack is not 295 * NULL or when we need an lvalue. For internal use only. 296 */ 297 #define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)] 298 299 /* yy_hold_char holds the character lost when perf_pmu_text is formed. */ 300 static char yy_hold_char; 301 static int yy_n_chars; /* number of characters read into yy_ch_buf */ 302 int perf_pmu_leng; 303 304 /* Points to current character in buffer. */ 305 static char *yy_c_buf_p = (char *) 0; 306 static int yy_init = 0; /* whether we need to initialize */ 307 static int yy_start = 0; /* start state number */ 308 309 /* Flag which is used to allow perf_pmu_wrap()'s to do buffer switches 310 * instead of setting up a fresh perf_pmu_in. A bit of a hack ... 311 */ 312 static int yy_did_buffer_switch_on_eof; 313 314 void perf_pmu_restart (FILE *input_file ); 315 void perf_pmu__switch_to_buffer (YY_BUFFER_STATE new_buffer ); 316 YY_BUFFER_STATE perf_pmu__create_buffer (FILE *file,int size ); 317 void perf_pmu__delete_buffer (YY_BUFFER_STATE b ); 318 void perf_pmu__flush_buffer (YY_BUFFER_STATE b ); 319 void perf_pmu_push_buffer_state (YY_BUFFER_STATE new_buffer ); 320 void perf_pmu_pop_buffer_state (void ); 321 322 static void perf_pmu_ensure_buffer_stack (void ); 323 static void perf_pmu__load_buffer_state (void ); 324 static void perf_pmu__init_buffer (YY_BUFFER_STATE b,FILE *file ); 325 326 #define YY_FLUSH_BUFFER perf_pmu__flush_buffer(YY_CURRENT_BUFFER ) 327 328 YY_BUFFER_STATE perf_pmu__scan_buffer (char *base,yy_size_t size ); 329 YY_BUFFER_STATE perf_pmu__scan_string (yyconst char *yy_str ); 330 YY_BUFFER_STATE perf_pmu__scan_bytes (yyconst char *bytes,int len ); 331 332 void *perf_pmu_alloc (yy_size_t ); 333 void *perf_pmu_realloc (void *,yy_size_t ); 334 void perf_pmu_free (void * ); 335 336 #define yy_new_buffer perf_pmu__create_buffer 337 338 #define yy_set_interactive(is_interactive) \ 339 { \ 340 if ( ! YY_CURRENT_BUFFER ){ \ 341 perf_pmu_ensure_buffer_stack (); \ 342 YY_CURRENT_BUFFER_LVALUE = \ 343 perf_pmu__create_buffer(perf_pmu_in,YY_BUF_SIZE ); \ 344 } \ 345 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \ 346 } 347 348 #define yy_set_bol(at_bol) \ 349 { \ 350 if ( ! YY_CURRENT_BUFFER ){\ 351 perf_pmu_ensure_buffer_stack (); \ 352 YY_CURRENT_BUFFER_LVALUE = \ 353 perf_pmu__create_buffer(perf_pmu_in,YY_BUF_SIZE ); \ 354 } \ 355 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ 356 } 357 358 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) 359 360 /* Begin user sect3 */ 361 362 typedef unsigned char YY_CHAR; 363 364 FILE *perf_pmu_in = (FILE *) 0, *perf_pmu_out = (FILE *) 0; 365 366 typedef int yy_state_type; 367 368 extern int perf_pmu_lineno; 369 370 int perf_pmu_lineno = 1; 371 372 extern char *perf_pmu_text; 373 #define yytext_ptr perf_pmu_text 374 375 static yy_state_type yy_get_previous_state (void ); 376 static yy_state_type yy_try_NUL_trans (yy_state_type current_state ); 377 static int yy_get_next_buffer (void ); 378 static void yy_fatal_error (yyconst char msg[] ); 379 380 /* Done after the current pattern has been matched and before the 381 * corresponding action - sets up perf_pmu_text. 382 */ 383 #define YY_DO_BEFORE_ACTION \ 384 (yytext_ptr) = yy_bp; \ 385 perf_pmu_leng = (size_t) (yy_cp - yy_bp); \ 386 (yy_hold_char) = *yy_cp; \ 387 *yy_cp = '\0'; \ 388 (yy_c_buf_p) = yy_cp; 389 390 #define YY_NUM_RULES 10 391 #define YY_END_OF_BUFFER 11 392 /* This struct is not used in this scanner, 393 but its presence is necessary. */ 394 struct yy_trans_info 395 { 396 flex_int32_t yy_verify; 397 flex_int32_t yy_nxt; 398 }; 399 static yyconst flex_int16_t yy_accept[20] = 400 { 0, 401 0, 0, 11, 8, 9, 7, 5, 1, 6, 8, 402 1, 0, 0, 0, 0, 2, 3, 4, 0 403 } ; 404 405 static yyconst flex_int32_t yy_ec[256] = 406 { 0, 407 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 408 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 409 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 410 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 411 1, 1, 1, 3, 4, 1, 1, 5, 6, 7, 412 5, 5, 5, 5, 5, 5, 5, 8, 1, 1, 413 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 414 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 415 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 416 1, 1, 1, 1, 1, 1, 1, 1, 9, 1, 417 418 1, 10, 11, 1, 12, 1, 1, 1, 1, 13, 419 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 420 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 421 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 422 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 423 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 424 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 425 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 426 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 427 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 428 429 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 430 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 431 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 432 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 433 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 434 1, 1, 1, 1, 1 435 } ; 436 437 static yyconst flex_int32_t yy_meta[15] = 438 { 0, 439 1, 1, 1, 1, 2, 2, 2, 1, 1, 1, 440 1, 1, 1, 1 441 } ; 442 443 static yyconst flex_int16_t yy_base[21] = 444 { 0, 445 0, 0, 23, 24, 24, 24, 24, 0, 24, 8, 446 0, 8, 10, 7, 7, 9, 24, 24, 24, 15 447 } ; 448 449 static yyconst flex_int16_t yy_def[21] = 450 { 0, 451 19, 1, 19, 19, 19, 19, 19, 20, 19, 19, 452 20, 19, 19, 19, 19, 19, 19, 19, 0, 19 453 } ; 454 455 static yyconst flex_int16_t yy_nxt[39] = 456 { 0, 457 4, 5, 6, 7, 8, 8, 8, 9, 10, 4, 458 4, 4, 4, 4, 17, 18, 11, 16, 15, 14, 459 13, 12, 19, 3, 19, 19, 19, 19, 19, 19, 460 19, 19, 19, 19, 19, 19, 19, 19 461 } ; 462 463 static yyconst flex_int16_t yy_chk[39] = 464 { 0, 465 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 466 1, 1, 1, 1, 16, 16, 20, 15, 14, 13, 467 12, 10, 3, 19, 19, 19, 19, 19, 19, 19, 468 19, 19, 19, 19, 19, 19, 19, 19 469 } ; 470 471 static yy_state_type yy_last_accepting_state; 472 static char *yy_last_accepting_cpos; 473 474 extern int perf_pmu__flex_debug; 475 int perf_pmu__flex_debug = 0; 476 477 /* The intent behind this definition is that it'll catch 478 * any uses of REJECT which flex missed. 479 */ 480 #define REJECT reject_used_but_not_detected 481 #define yymore() yymore_used_but_not_detected 482 #define YY_MORE_ADJ 0 483 #define YY_RESTORE_YY_MORE_OFFSET 484 char *perf_pmu_text; 485 #line 1 "util/pmu.l" 486 #line 4 "util/pmu.l" 487 #include <stdlib.h> 488 #include <linux/bitops.h> 489 #include "pmu.h" 490 #include "pmu-bison.h" 491 492 static int value(int base) 493 { 494 long num; 495 496 errno = 0; 497 num = strtoul(perf_pmu_text, NULL, base); 498 if (errno) 499 return PP_ERROR; 500 501 perf_pmu_lval.num = num; 502 return PP_VALUE; 503 } 504 505 #line 506 "<stdout>" 506 507 #define INITIAL 0 508 509 #ifndef YY_NO_UNISTD_H 510 /* Special case for "unistd.h", since it is non-ANSI. We include it way 511 * down here because we want the user's section 1 to have been scanned first. 512 * The user has a chance to override it with an option. 513 */ 514 #include <unistd.h> 515 #endif 516 517 #ifndef YY_EXTRA_TYPE 518 #define YY_EXTRA_TYPE void * 519 #endif 520 521 static int yy_init_globals (void ); 522 523 /* Accessor methods to globals. 524 These are made visible to non-reentrant scanners for convenience. */ 525 526 int perf_pmu_lex_destroy (void ); 527 528 int perf_pmu_get_debug (void ); 529 530 void perf_pmu_set_debug (int debug_flag ); 531 532 YY_EXTRA_TYPE perf_pmu_get_extra (void ); 533 534 void perf_pmu_set_extra (YY_EXTRA_TYPE user_defined ); 535 536 FILE *perf_pmu_get_in (void ); 537 538 void perf_pmu_set_in (FILE * in_str ); 539 540 FILE *perf_pmu_get_out (void ); 541 542 void perf_pmu_set_out (FILE * out_str ); 543 544 int perf_pmu_get_leng (void ); 545 546 char *perf_pmu_get_text (void ); 547 548 int perf_pmu_get_lineno (void ); 549 550 void perf_pmu_set_lineno (int line_number ); 551 552 /* Macros after this point can all be overridden by user definitions in 553 * section 1. 554 */ 555 556 #ifndef YY_SKIP_YYWRAP 557 #ifdef __cplusplus 558 extern "C" int perf_pmu_wrap (void ); 559 #else 560 extern int perf_pmu_wrap (void ); 561 #endif 562 #endif 563 564 static void yyunput (int c,char *buf_ptr ); 565 566 #ifndef yytext_ptr 567 static void yy_flex_strncpy (char *,yyconst char *,int ); 568 #endif 569 570 #ifdef YY_NEED_STRLEN 571 static int yy_flex_strlen (yyconst char * ); 572 #endif 573 574 #ifndef YY_NO_INPUT 575 576 #ifdef __cplusplus 577 static int yyinput (void ); 578 #else 579 static int input (void ); 580 #endif 581 582 #endif 583 584 /* Amount of stuff to slurp up with each read. */ 585 #ifndef YY_READ_BUF_SIZE 586 #ifdef __ia64__ 587 /* On IA-64, the buffer size is 16k, not 8k */ 588 #define YY_READ_BUF_SIZE 16384 589 #else 590 #define YY_READ_BUF_SIZE 8192 591 #endif /* __ia64__ */ 592 #endif 593 594 /* Copy whatever the last rule matched to the standard output. */ 595 #ifndef ECHO 596 /* This used to be an fputs(), but since the string might contain NUL's, 597 * we now use fwrite(). 598 */ 599 #define ECHO do { if (fwrite( perf_pmu_text, perf_pmu_leng, 1, perf_pmu_out )) {} } while (0) 600 #endif 601 602 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, 603 * is returned in "result". 604 */ 605 #ifndef YY_INPUT 606 #define YY_INPUT(buf,result,max_size) \ 607 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \ 608 { \ 609 int c = '*'; \ 610 size_t n; \ 611 for ( n = 0; n < max_size && \ 612 (c = getc( perf_pmu_in )) != EOF && c != '\n'; ++n ) \ 613 buf[n] = (char) c; \ 614 if ( c == '\n' ) \ 615 buf[n++] = (char) c; \ 616 if ( c == EOF && ferror( perf_pmu_in ) ) \ 617 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 618 result = n; \ 619 } \ 620 else \ 621 { \ 622 errno=0; \ 623 while ( (result = fread(buf, 1, max_size, perf_pmu_in))==0 && ferror(perf_pmu_in)) \ 624 { \ 625 if( errno != EINTR) \ 626 { \ 627 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 628 break; \ 629 } \ 630 errno=0; \ 631 clearerr(perf_pmu_in); \ 632 } \ 633 }\ 634 \ 635 636 #endif 637 638 /* No semi-colon after return; correct usage is to write "yyterminate();" - 639 * we don't want an extra ';' after the "return" because that will cause 640 * some compilers to complain about unreachable statements. 641 */ 642 #ifndef yyterminate 643 #define yyterminate() return YY_NULL 644 #endif 645 646 /* Number of entries by which start-condition stack grows. */ 647 #ifndef YY_START_STACK_INCR 648 #define YY_START_STACK_INCR 25 649 #endif 650 651 /* Report a fatal error. */ 652 #ifndef YY_FATAL_ERROR 653 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) 654 #endif 655 656 /* end tables serialization structures and prototypes */ 657 658 /* Default declaration of generated scanner - a define so the user can 659 * easily add parameters. 660 */ 661 #ifndef YY_DECL 662 #define YY_DECL_IS_OURS 1 663 664 extern int perf_pmu_lex (void); 665 666 #define YY_DECL int perf_pmu_lex (void) 667 #endif /* !YY_DECL */ 668 669 /* Code executed at the beginning of each rule, after perf_pmu_text and perf_pmu_leng 670 * have been set up. 671 */ 672 #ifndef YY_USER_ACTION 673 #define YY_USER_ACTION 674 #endif 675 676 /* Code executed at the end of each rule. */ 677 #ifndef YY_BREAK 678 #define YY_BREAK break; 679 #endif 680 681 #define YY_RULE_SETUP \ 682 YY_USER_ACTION 683 684 /** The main scanner function which does all the work. 685 */ 686 YY_DECL 687 { 688 register yy_state_type yy_current_state; 689 register char *yy_cp, *yy_bp; 690 register int yy_act; 691 692 #line 26 "util/pmu.l" 693 694 695 #line 696 "<stdout>" 696 697 if ( !(yy_init) ) 698 { 699 (yy_init) = 1; 700 701 #ifdef YY_USER_INIT 702 YY_USER_INIT; 703 #endif 704 705 if ( ! (yy_start) ) 706 (yy_start) = 1; /* first start state */ 707 708 if ( ! perf_pmu_in ) 709 perf_pmu_in = stdin; 710 711 if ( ! perf_pmu_out ) 712 perf_pmu_out = stdout; 713 714 if ( ! YY_CURRENT_BUFFER ) { 715 perf_pmu_ensure_buffer_stack (); 716 YY_CURRENT_BUFFER_LVALUE = 717 perf_pmu__create_buffer(perf_pmu_in,YY_BUF_SIZE ); 718 } 719 720 perf_pmu__load_buffer_state( ); 721 } 722 723 while ( 1 ) /* loops until end-of-file is reached */ 724 { 725 yy_cp = (yy_c_buf_p); 726 727 /* Support of perf_pmu_text. */ 728 *yy_cp = (yy_hold_char); 729 730 /* yy_bp points to the position in yy_ch_buf of the start of 731 * the current run. 732 */ 733 yy_bp = yy_cp; 734 735 yy_current_state = (yy_start); 736 yy_match: 737 do 738 { 739 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)]; 740 if ( yy_accept[yy_current_state] ) 741 { 742 (yy_last_accepting_state) = yy_current_state; 743 (yy_last_accepting_cpos) = yy_cp; 744 } 745 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 746 { 747 yy_current_state = (int) yy_def[yy_current_state]; 748 if ( yy_current_state >= 20 ) 749 yy_c = yy_meta[(unsigned int) yy_c]; 750 } 751 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 752 ++yy_cp; 753 } 754 while ( yy_base[yy_current_state] != 24 ); 755 756 yy_find_action: 757 yy_act = yy_accept[yy_current_state]; 758 if ( yy_act == 0 ) 759 { /* have to back up */ 760 yy_cp = (yy_last_accepting_cpos); 761 yy_current_state = (yy_last_accepting_state); 762 yy_act = yy_accept[yy_current_state]; 763 } 764 765 YY_DO_BEFORE_ACTION; 766 767 do_action: /* This label is used only to access EOF actions. */ 768 769 switch ( yy_act ) 770 { /* beginning of action switch */ 771 case 0: /* must back up */ 772 /* undo the effects of YY_DO_BEFORE_ACTION */ 773 *yy_cp = (yy_hold_char); 774 yy_cp = (yy_last_accepting_cpos); 775 yy_current_state = (yy_last_accepting_state); 776 goto yy_find_action; 777 778 case 1: 779 YY_RULE_SETUP 780 #line 28 "util/pmu.l" 781 { return value(10); } 782 YY_BREAK 783 case 2: 784 YY_RULE_SETUP 785 #line 29 "util/pmu.l" 786 { return PP_CONFIG; } 787 YY_BREAK 788 case 3: 789 YY_RULE_SETUP 790 #line 30 "util/pmu.l" 791 { return PP_CONFIG1; } 792 YY_BREAK 793 case 4: 794 YY_RULE_SETUP 795 #line 31 "util/pmu.l" 796 { return PP_CONFIG2; } 797 YY_BREAK 798 case 5: 799 YY_RULE_SETUP 800 #line 32 "util/pmu.l" 801 { return '-'; } 802 YY_BREAK 803 case 6: 804 YY_RULE_SETUP 805 #line 33 "util/pmu.l" 806 { return ':'; } 807 YY_BREAK 808 case 7: 809 YY_RULE_SETUP 810 #line 34 "util/pmu.l" 811 { return ','; } 812 YY_BREAK 813 case 8: 814 YY_RULE_SETUP 815 #line 35 "util/pmu.l" 816 { ; } 817 YY_BREAK 818 case 9: 819 /* rule 9 can match eol */ 820 YY_RULE_SETUP 821 #line 36 "util/pmu.l" 822 { ; } 823 YY_BREAK 824 case 10: 825 YY_RULE_SETUP 826 #line 38 "util/pmu.l" 827 ECHO; 828 YY_BREAK 829 #line 830 "<stdout>" 830 case YY_STATE_EOF(INITIAL): 831 yyterminate(); 832 833 case YY_END_OF_BUFFER: 834 { 835 /* Amount of text matched not including the EOB char. */ 836 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1; 837 838 /* Undo the effects of YY_DO_BEFORE_ACTION. */ 839 *yy_cp = (yy_hold_char); 840 YY_RESTORE_YY_MORE_OFFSET 841 842 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) 843 { 844 /* We're scanning a new file or input source. It's 845 * possible that this happened because the user 846 * just pointed perf_pmu_in at a new source and called 847 * perf_pmu_lex(). If so, then we have to assure 848 * consistency between YY_CURRENT_BUFFER and our 849 * globals. Here is the right place to do so, because 850 * this is the first action (other than possibly a 851 * back-up) that will match for the new input source. 852 */ 853 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 854 YY_CURRENT_BUFFER_LVALUE->yy_input_file = perf_pmu_in; 855 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; 856 } 857 858 /* Note that here we test for yy_c_buf_p "<=" to the position 859 * of the first EOB in the buffer, since yy_c_buf_p will 860 * already have been incremented past the NUL character 861 * (since all states make transitions on EOB to the 862 * end-of-buffer state). Contrast this with the test 863 * in input(). 864 */ 865 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 866 { /* This was really a NUL. */ 867 yy_state_type yy_next_state; 868 869 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; 870 871 yy_current_state = yy_get_previous_state( ); 872 873 /* Okay, we're now positioned to make the NUL 874 * transition. We couldn't have 875 * yy_get_previous_state() go ahead and do it 876 * for us because it doesn't know how to deal 877 * with the possibility of jamming (and we don't 878 * want to build jamming into it because then it 879 * will run more slowly). 880 */ 881 882 yy_next_state = yy_try_NUL_trans( yy_current_state ); 883 884 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 885 886 if ( yy_next_state ) 887 { 888 /* Consume the NUL. */ 889 yy_cp = ++(yy_c_buf_p); 890 yy_current_state = yy_next_state; 891 goto yy_match; 892 } 893 894 else 895 { 896 yy_cp = (yy_c_buf_p); 897 goto yy_find_action; 898 } 899 } 900 901 else switch ( yy_get_next_buffer( ) ) 902 { 903 case EOB_ACT_END_OF_FILE: 904 { 905 (yy_did_buffer_switch_on_eof) = 0; 906 907 if ( perf_pmu_wrap( ) ) 908 { 909 /* Note: because we've taken care in 910 * yy_get_next_buffer() to have set up 911 * perf_pmu_text, we can now set up 912 * yy_c_buf_p so that if some total 913 * hoser (like flex itself) wants to 914 * call the scanner after we return the 915 * YY_NULL, it'll still work - another 916 * YY_NULL will get returned. 917 */ 918 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ; 919 920 yy_act = YY_STATE_EOF(YY_START); 921 goto do_action; 922 } 923 924 else 925 { 926 if ( ! (yy_did_buffer_switch_on_eof) ) 927 YY_NEW_FILE; 928 } 929 break; 930 } 931 932 case EOB_ACT_CONTINUE_SCAN: 933 (yy_c_buf_p) = 934 (yytext_ptr) + yy_amount_of_matched_text; 935 936 yy_current_state = yy_get_previous_state( ); 937 938 yy_cp = (yy_c_buf_p); 939 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 940 goto yy_match; 941 942 case EOB_ACT_LAST_MATCH: 943 (yy_c_buf_p) = 944 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; 945 946 yy_current_state = yy_get_previous_state( ); 947 948 yy_cp = (yy_c_buf_p); 949 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 950 goto yy_find_action; 951 } 952 break; 953 } 954 955 default: 956 YY_FATAL_ERROR( 957 "fatal flex scanner internal error--no action found" ); 958 } /* end of action switch */ 959 } /* end of scanning one token */ 960 } /* end of perf_pmu_lex */ 961 962 /* yy_get_next_buffer - try to read in a new buffer 963 * 964 * Returns a code representing an action: 965 * EOB_ACT_LAST_MATCH - 966 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position 967 * EOB_ACT_END_OF_FILE - end of file 968 */ 969 static int yy_get_next_buffer (void) 970 { 971 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; 972 register char *source = (yytext_ptr); 973 register int number_to_move, i; 974 int ret_val; 975 976 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) 977 YY_FATAL_ERROR( 978 "fatal flex scanner internal error--end of buffer missed" ); 979 980 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) 981 { /* Don't try to fill the buffer, so this is an EOF. */ 982 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) 983 { 984 /* We matched a single character, the EOB, so 985 * treat this as a final EOF. 986 */ 987 return EOB_ACT_END_OF_FILE; 988 } 989 990 else 991 { 992 /* We matched some text prior to the EOB, first 993 * process it. 994 */ 995 return EOB_ACT_LAST_MATCH; 996 } 997 } 998 999 /* Try to read more data. */ 1000 1001 /* First move last chars to start of buffer. */ 1002 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; 1003 1004 for ( i = 0; i < number_to_move; ++i ) 1005 *(dest++) = *(source++); 1006 1007 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) 1008 /* don't do the read, it's not guaranteed to return an EOF, 1009 * just force an EOF 1010 */ 1011 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; 1012 1013 else 1014 { 1015 int num_to_read = 1016 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; 1017 1018 while ( num_to_read <= 0 ) 1019 { /* Not enough room in the buffer - grow it. */ 1020 1021 /* just a shorter name for the current buffer */ 1022 YY_BUFFER_STATE b = YY_CURRENT_BUFFER; 1023 1024 int yy_c_buf_p_offset = 1025 (int) ((yy_c_buf_p) - b->yy_ch_buf); 1026 1027 if ( b->yy_is_our_buffer ) 1028 { 1029 int new_size = b->yy_buf_size * 2; 1030 1031 if ( new_size <= 0 ) 1032 b->yy_buf_size += b->yy_buf_size / 8; 1033 else 1034 b->yy_buf_size *= 2; 1035 1036 b->yy_ch_buf = (char *) 1037 /* Include room in for 2 EOB chars. */ 1038 perf_pmu_realloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ); 1039 } 1040 else 1041 /* Can't grow it, we don't own it. */ 1042 b->yy_ch_buf = 0; 1043 1044 if ( ! b->yy_ch_buf ) 1045 YY_FATAL_ERROR( 1046 "fatal error - scanner input buffer overflow" ); 1047 1048 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; 1049 1050 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - 1051 number_to_move - 1; 1052 1053 } 1054 1055 if ( num_to_read > YY_READ_BUF_SIZE ) 1056 num_to_read = YY_READ_BUF_SIZE; 1057 1058 /* Read in more data. */ 1059 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), 1060 (yy_n_chars), (size_t) num_to_read ); 1061 1062 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1063 } 1064 1065 if ( (yy_n_chars) == 0 ) 1066 { 1067 if ( number_to_move == YY_MORE_ADJ ) 1068 { 1069 ret_val = EOB_ACT_END_OF_FILE; 1070 perf_pmu_restart(perf_pmu_in ); 1071 } 1072 1073 else 1074 { 1075 ret_val = EOB_ACT_LAST_MATCH; 1076 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = 1077 YY_BUFFER_EOF_PENDING; 1078 } 1079 } 1080 1081 else 1082 ret_val = EOB_ACT_CONTINUE_SCAN; 1083 1084 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { 1085 /* Extend the array by 50%, plus the number we really need. */ 1086 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); 1087 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) perf_pmu_realloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); 1088 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) 1089 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); 1090 } 1091 1092 (yy_n_chars) += number_to_move; 1093 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; 1094 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; 1095 1096 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0]; 1097 1098 return ret_val; 1099 } 1100 1101 /* yy_get_previous_state - get the state just before the EOB char was reached */ 1102 1103 static yy_state_type yy_get_previous_state (void) 1104 { 1105 register yy_state_type yy_current_state; 1106 register char *yy_cp; 1107 1108 yy_current_state = (yy_start); 1109 1110 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) 1111 { 1112 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); 1113 if ( yy_accept[yy_current_state] ) 1114 { 1115 (yy_last_accepting_state) = yy_current_state; 1116 (yy_last_accepting_cpos) = yy_cp; 1117 } 1118 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1119 { 1120 yy_current_state = (int) yy_def[yy_current_state]; 1121 if ( yy_current_state >= 20 ) 1122 yy_c = yy_meta[(unsigned int) yy_c]; 1123 } 1124 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1125 } 1126 1127 return yy_current_state; 1128 } 1129 1130 /* yy_try_NUL_trans - try to make a transition on the NUL character 1131 * 1132 * synopsis 1133 * next_state = yy_try_NUL_trans( current_state ); 1134 */ 1135 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) 1136 { 1137 register int yy_is_jam; 1138 register char *yy_cp = (yy_c_buf_p); 1139 1140 register YY_CHAR yy_c = 1; 1141 if ( yy_accept[yy_current_state] ) 1142 { 1143 (yy_last_accepting_state) = yy_current_state; 1144 (yy_last_accepting_cpos) = yy_cp; 1145 } 1146 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1147 { 1148 yy_current_state = (int) yy_def[yy_current_state]; 1149 if ( yy_current_state >= 20 ) 1150 yy_c = yy_meta[(unsigned int) yy_c]; 1151 } 1152 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1153 yy_is_jam = (yy_current_state == 19); 1154 1155 return yy_is_jam ? 0 : yy_current_state; 1156 } 1157 1158 static void yyunput (int c, register char * yy_bp ) 1159 { 1160 register char *yy_cp; 1161 1162 yy_cp = (yy_c_buf_p); 1163 1164 /* undo effects of setting up perf_pmu_text */ 1165 *yy_cp = (yy_hold_char); 1166 1167 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) 1168 { /* need to shift things up to make room */ 1169 /* +2 for EOB chars. */ 1170 register int number_to_move = (yy_n_chars) + 2; 1171 register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[ 1172 YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2]; 1173 register char *source = 1174 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]; 1175 1176 while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) 1177 *--dest = *--source; 1178 1179 yy_cp += (int) (dest - source); 1180 yy_bp += (int) (dest - source); 1181 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = 1182 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size; 1183 1184 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) 1185 YY_FATAL_ERROR( "flex scanner push-back overflow" ); 1186 } 1187 1188 *--yy_cp = (char) c; 1189 1190 (yytext_ptr) = yy_bp; 1191 (yy_hold_char) = *yy_cp; 1192 (yy_c_buf_p) = yy_cp; 1193 } 1194 1195 #ifndef YY_NO_INPUT 1196 #ifdef __cplusplus 1197 static int yyinput (void) 1198 #else 1199 static int input (void) 1200 #endif 1201 1202 { 1203 int c; 1204 1205 *(yy_c_buf_p) = (yy_hold_char); 1206 1207 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR ) 1208 { 1209 /* yy_c_buf_p now points to the character we want to return. 1210 * If this occurs *before* the EOB characters, then it's a 1211 * valid NUL; if not, then we've hit the end of the buffer. 1212 */ 1213 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1214 /* This was really a NUL. */ 1215 *(yy_c_buf_p) = '\0'; 1216 1217 else 1218 { /* need more input */ 1219 int offset = (yy_c_buf_p) - (yytext_ptr); 1220 ++(yy_c_buf_p); 1221 1222 switch ( yy_get_next_buffer( ) ) 1223 { 1224 case EOB_ACT_LAST_MATCH: 1225 /* This happens because yy_g_n_b() 1226 * sees that we've accumulated a 1227 * token and flags that we need to 1228 * try matching the token before 1229 * proceeding. But for input(), 1230 * there's no matching to consider. 1231 * So convert the EOB_ACT_LAST_MATCH 1232 * to EOB_ACT_END_OF_FILE. 1233 */ 1234 1235 /* Reset buffer status. */ 1236 perf_pmu_restart(perf_pmu_in ); 1237 1238 /*FALLTHROUGH*/ 1239 1240 case EOB_ACT_END_OF_FILE: 1241 { 1242 if ( perf_pmu_wrap( ) ) 1243 return EOF; 1244 1245 if ( ! (yy_did_buffer_switch_on_eof) ) 1246 YY_NEW_FILE; 1247 #ifdef __cplusplus 1248 return yyinput(); 1249 #else 1250 return input(); 1251 #endif 1252 } 1253 1254 case EOB_ACT_CONTINUE_SCAN: 1255 (yy_c_buf_p) = (yytext_ptr) + offset; 1256 break; 1257 } 1258 } 1259 } 1260 1261 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */ 1262 *(yy_c_buf_p) = '\0'; /* preserve perf_pmu_text */ 1263 (yy_hold_char) = *++(yy_c_buf_p); 1264 1265 return c; 1266 } 1267 #endif /* ifndef YY_NO_INPUT */ 1268 1269 /** Immediately switch to a different input stream. 1270 * @param input_file A readable stream. 1271 * 1272 * @note This function does not reset the start condition to @c INITIAL . 1273 */ 1274 void perf_pmu_restart (FILE * input_file ) 1275 { 1276 1277 if ( ! YY_CURRENT_BUFFER ){ 1278 perf_pmu_ensure_buffer_stack (); 1279 YY_CURRENT_BUFFER_LVALUE = 1280 perf_pmu__create_buffer(perf_pmu_in,YY_BUF_SIZE ); 1281 } 1282 1283 perf_pmu__init_buffer(YY_CURRENT_BUFFER,input_file ); 1284 perf_pmu__load_buffer_state( ); 1285 } 1286 1287 /** Switch to a different input buffer. 1288 * @param new_buffer The new input buffer. 1289 * 1290 */ 1291 void perf_pmu__switch_to_buffer (YY_BUFFER_STATE new_buffer ) 1292 { 1293 1294 /* TODO. We should be able to replace this entire function body 1295 * with 1296 * perf_pmu_pop_buffer_state(); 1297 * perf_pmu_push_buffer_state(new_buffer); 1298 */ 1299 perf_pmu_ensure_buffer_stack (); 1300 if ( YY_CURRENT_BUFFER == new_buffer ) 1301 return; 1302 1303 if ( YY_CURRENT_BUFFER ) 1304 { 1305 /* Flush out information for old buffer. */ 1306 *(yy_c_buf_p) = (yy_hold_char); 1307 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1308 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1309 } 1310 1311 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1312 perf_pmu__load_buffer_state( ); 1313 1314 /* We don't actually know whether we did this switch during 1315 * EOF (perf_pmu_wrap()) processing, but the only time this flag 1316 * is looked at is after perf_pmu_wrap() is called, so it's safe 1317 * to go ahead and always set it. 1318 */ 1319 (yy_did_buffer_switch_on_eof) = 1; 1320 } 1321 1322 static void perf_pmu__load_buffer_state (void) 1323 { 1324 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1325 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; 1326 perf_pmu_in = YY_CURRENT_BUFFER_LVALUE->yy_input_file; 1327 (yy_hold_char) = *(yy_c_buf_p); 1328 } 1329 1330 /** Allocate and initialize an input buffer state. 1331 * @param file A readable stream. 1332 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. 1333 * 1334 * @return the allocated buffer state. 1335 */ 1336 YY_BUFFER_STATE perf_pmu__create_buffer (FILE * file, int size ) 1337 { 1338 YY_BUFFER_STATE b; 1339 1340 b = (YY_BUFFER_STATE) perf_pmu_alloc(sizeof( struct yy_buffer_state ) ); 1341 if ( ! b ) 1342 YY_FATAL_ERROR( "out of dynamic memory in perf_pmu__create_buffer()" ); 1343 1344 b->yy_buf_size = size; 1345 1346 /* yy_ch_buf has to be 2 characters longer than the size given because 1347 * we need to put in 2 end-of-buffer characters. 1348 */ 1349 b->yy_ch_buf = (char *) perf_pmu_alloc(b->yy_buf_size + 2 ); 1350 if ( ! b->yy_ch_buf ) 1351 YY_FATAL_ERROR( "out of dynamic memory in perf_pmu__create_buffer()" ); 1352 1353 b->yy_is_our_buffer = 1; 1354 1355 perf_pmu__init_buffer(b,file ); 1356 1357 return b; 1358 } 1359 1360 /** Destroy the buffer. 1361 * @param b a buffer created with perf_pmu__create_buffer() 1362 * 1363 */ 1364 void perf_pmu__delete_buffer (YY_BUFFER_STATE b ) 1365 { 1366 1367 if ( ! b ) 1368 return; 1369 1370 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ 1371 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; 1372 1373 if ( b->yy_is_our_buffer ) 1374 perf_pmu_free((void *) b->yy_ch_buf ); 1375 1376 perf_pmu_free((void *) b ); 1377 } 1378 1379 #ifndef __cplusplus 1380 extern int isatty (int ); 1381 #endif /* __cplusplus */ 1382 1383 /* Initializes or reinitializes a buffer. 1384 * This function is sometimes called more than once on the same buffer, 1385 * such as during a perf_pmu_restart() or at EOF. 1386 */ 1387 static void perf_pmu__init_buffer (YY_BUFFER_STATE b, FILE * file ) 1388 1389 { 1390 int oerrno = errno; 1391 1392 perf_pmu__flush_buffer(b ); 1393 1394 b->yy_input_file = file; 1395 b->yy_fill_buffer = 1; 1396 1397 /* If b is the current buffer, then perf_pmu__init_buffer was _probably_ 1398 * called from perf_pmu_restart() or through yy_get_next_buffer. 1399 * In that case, we don't want to reset the lineno or column. 1400 */ 1401 if (b != YY_CURRENT_BUFFER){ 1402 b->yy_bs_lineno = 1; 1403 b->yy_bs_column = 0; 1404 } 1405 1406 b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0; 1407 1408 errno = oerrno; 1409 } 1410 1411 /** Discard all buffered characters. On the next scan, YY_INPUT will be called. 1412 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. 1413 * 1414 */ 1415 void perf_pmu__flush_buffer (YY_BUFFER_STATE b ) 1416 { 1417 if ( ! b ) 1418 return; 1419 1420 b->yy_n_chars = 0; 1421 1422 /* We always need two end-of-buffer characters. The first causes 1423 * a transition to the end-of-buffer state. The second causes 1424 * a jam in that state. 1425 */ 1426 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; 1427 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; 1428 1429 b->yy_buf_pos = &b->yy_ch_buf[0]; 1430 1431 b->yy_at_bol = 1; 1432 b->yy_buffer_status = YY_BUFFER_NEW; 1433 1434 if ( b == YY_CURRENT_BUFFER ) 1435 perf_pmu__load_buffer_state( ); 1436 } 1437 1438 /** Pushes the new state onto the stack. The new state becomes 1439 * the current state. This function will allocate the stack 1440 * if necessary. 1441 * @param new_buffer The new state. 1442 * 1443 */ 1444 void perf_pmu_push_buffer_state (YY_BUFFER_STATE new_buffer ) 1445 { 1446 if (new_buffer == NULL) 1447 return; 1448 1449 perf_pmu_ensure_buffer_stack(); 1450 1451 /* This block is copied from perf_pmu__switch_to_buffer. */ 1452 if ( YY_CURRENT_BUFFER ) 1453 { 1454 /* Flush out information for old buffer. */ 1455 *(yy_c_buf_p) = (yy_hold_char); 1456 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1457 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1458 } 1459 1460 /* Only push if top exists. Otherwise, replace top. */ 1461 if (YY_CURRENT_BUFFER) 1462 (yy_buffer_stack_top)++; 1463 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1464 1465 /* copied from perf_pmu__switch_to_buffer. */ 1466 perf_pmu__load_buffer_state( ); 1467 (yy_did_buffer_switch_on_eof) = 1; 1468 } 1469 1470 /** Removes and deletes the top of the stack, if present. 1471 * The next element becomes the new top. 1472 * 1473 */ 1474 void perf_pmu_pop_buffer_state (void) 1475 { 1476 if (!YY_CURRENT_BUFFER) 1477 return; 1478 1479 perf_pmu__delete_buffer(YY_CURRENT_BUFFER ); 1480 YY_CURRENT_BUFFER_LVALUE = NULL; 1481 if ((yy_buffer_stack_top) > 0) 1482 --(yy_buffer_stack_top); 1483 1484 if (YY_CURRENT_BUFFER) { 1485 perf_pmu__load_buffer_state( ); 1486 (yy_did_buffer_switch_on_eof) = 1; 1487 } 1488 } 1489 1490 /* Allocates the stack if it does not exist. 1491 * Guarantees space for at least one push. 1492 */ 1493 static void perf_pmu_ensure_buffer_stack (void) 1494 { 1495 int num_to_alloc; 1496 1497 if (!(yy_buffer_stack)) { 1498 1499 /* First allocation is just for 2 elements, since we don't know if this 1500 * scanner will even need a stack. We use 2 instead of 1 to avoid an 1501 * immediate realloc on the next call. 1502 */ 1503 num_to_alloc = 1; 1504 (yy_buffer_stack) = (struct yy_buffer_state**)perf_pmu_alloc 1505 (num_to_alloc * sizeof(struct yy_buffer_state*) 1506 ); 1507 if ( ! (yy_buffer_stack) ) 1508 YY_FATAL_ERROR( "out of dynamic memory in perf_pmu_ensure_buffer_stack()" ); 1509 1510 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); 1511 1512 (yy_buffer_stack_max) = num_to_alloc; 1513 (yy_buffer_stack_top) = 0; 1514 return; 1515 } 1516 1517 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ 1518 1519 /* Increase the buffer to prepare for a possible push. */ 1520 int grow_size = 8 /* arbitrary grow size */; 1521 1522 num_to_alloc = (yy_buffer_stack_max) + grow_size; 1523 (yy_buffer_stack) = (struct yy_buffer_state**)perf_pmu_realloc 1524 ((yy_buffer_stack), 1525 num_to_alloc * sizeof(struct yy_buffer_state*) 1526 ); 1527 if ( ! (yy_buffer_stack) ) 1528 YY_FATAL_ERROR( "out of dynamic memory in perf_pmu_ensure_buffer_stack()" ); 1529 1530 /* zero only the new slots.*/ 1531 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); 1532 (yy_buffer_stack_max) = num_to_alloc; 1533 } 1534 } 1535 1536 /** Setup the input buffer state to scan directly from a user-specified character buffer. 1537 * @param base the character buffer 1538 * @param size the size in bytes of the character buffer 1539 * 1540 * @return the newly allocated buffer state object. 1541 */ 1542 YY_BUFFER_STATE perf_pmu__scan_buffer (char * base, yy_size_t size ) 1543 { 1544 YY_BUFFER_STATE b; 1545 1546 if ( size < 2 || 1547 base[size-2] != YY_END_OF_BUFFER_CHAR || 1548 base[size-1] != YY_END_OF_BUFFER_CHAR ) 1549 /* They forgot to leave room for the EOB's. */ 1550 return 0; 1551 1552 b = (YY_BUFFER_STATE) perf_pmu_alloc(sizeof( struct yy_buffer_state ) ); 1553 if ( ! b ) 1554 YY_FATAL_ERROR( "out of dynamic memory in perf_pmu__scan_buffer()" ); 1555 1556 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ 1557 b->yy_buf_pos = b->yy_ch_buf = base; 1558 b->yy_is_our_buffer = 0; 1559 b->yy_input_file = 0; 1560 b->yy_n_chars = b->yy_buf_size; 1561 b->yy_is_interactive = 0; 1562 b->yy_at_bol = 1; 1563 b->yy_fill_buffer = 0; 1564 b->yy_buffer_status = YY_BUFFER_NEW; 1565 1566 perf_pmu__switch_to_buffer(b ); 1567 1568 return b; 1569 } 1570 1571 /** Setup the input buffer state to scan a string. The next call to perf_pmu_lex() will 1572 * scan from a @e copy of @a str. 1573 * @param yystr a NUL-terminated string to scan 1574 * 1575 * @return the newly allocated buffer state object. 1576 * @note If you want to scan bytes that may contain NUL values, then use 1577 * perf_pmu__scan_bytes() instead. 1578 */ 1579 YY_BUFFER_STATE perf_pmu__scan_string (yyconst char * yystr ) 1580 { 1581 1582 return perf_pmu__scan_bytes(yystr,strlen(yystr) ); 1583 } 1584 1585 /** Setup the input buffer state to scan the given bytes. The next call to perf_pmu_lex() will 1586 * scan from a @e copy of @a bytes. 1587 * @param yybytes the byte buffer to scan 1588 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes. 1589 * 1590 * @return the newly allocated buffer state object. 1591 */ 1592 YY_BUFFER_STATE perf_pmu__scan_bytes (yyconst char * yybytes, int _yybytes_len ) 1593 { 1594 YY_BUFFER_STATE b; 1595 char *buf; 1596 yy_size_t n; 1597 int i; 1598 1599 /* Get memory for full buffer, including space for trailing EOB's. */ 1600 n = _yybytes_len + 2; 1601 buf = (char *) perf_pmu_alloc(n ); 1602 if ( ! buf ) 1603 YY_FATAL_ERROR( "out of dynamic memory in perf_pmu__scan_bytes()" ); 1604 1605 for ( i = 0; i < _yybytes_len; ++i ) 1606 buf[i] = yybytes[i]; 1607 1608 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; 1609 1610 b = perf_pmu__scan_buffer(buf,n ); 1611 if ( ! b ) 1612 YY_FATAL_ERROR( "bad buffer in perf_pmu__scan_bytes()" ); 1613 1614 /* It's okay to grow etc. this buffer, and we should throw it 1615 * away when we're done. 1616 */ 1617 b->yy_is_our_buffer = 1; 1618 1619 return b; 1620 } 1621 1622 #ifndef YY_EXIT_FAILURE 1623 #define YY_EXIT_FAILURE 2 1624 #endif 1625 1626 static void yy_fatal_error (yyconst char* msg ) 1627 { 1628 (void) fprintf( stderr, "%s\n", msg ); 1629 exit( YY_EXIT_FAILURE ); 1630 } 1631 1632 /* Redefine yyless() so it works in section 3 code. */ 1633 1634 #undef yyless 1635 #define yyless(n) \ 1636 do \ 1637 { \ 1638 /* Undo effects of setting up perf_pmu_text. */ \ 1639 int yyless_macro_arg = (n); \ 1640 YY_LESS_LINENO(yyless_macro_arg);\ 1641 perf_pmu_text[perf_pmu_leng] = (yy_hold_char); \ 1642 (yy_c_buf_p) = perf_pmu_text + yyless_macro_arg; \ 1643 (yy_hold_char) = *(yy_c_buf_p); \ 1644 *(yy_c_buf_p) = '\0'; \ 1645 perf_pmu_leng = yyless_macro_arg; \ 1646 } \ 1647 while ( 0 ) 1648 1649 /* Accessor methods (get/set functions) to struct members. */ 1650 1651 /** Get the current line number. 1652 * 1653 */ 1654 int perf_pmu_get_lineno (void) 1655 { 1656 1657 return perf_pmu_lineno; 1658 } 1659 1660 /** Get the input stream. 1661 * 1662 */ 1663 FILE *perf_pmu_get_in (void) 1664 { 1665 return perf_pmu_in; 1666 } 1667 1668 /** Get the output stream. 1669 * 1670 */ 1671 FILE *perf_pmu_get_out (void) 1672 { 1673 return perf_pmu_out; 1674 } 1675 1676 /** Get the length of the current token. 1677 * 1678 */ 1679 int perf_pmu_get_leng (void) 1680 { 1681 return perf_pmu_leng; 1682 } 1683 1684 /** Get the current token. 1685 * 1686 */ 1687 1688 char *perf_pmu_get_text (void) 1689 { 1690 return perf_pmu_text; 1691 } 1692 1693 /** Set the current line number. 1694 * @param line_number 1695 * 1696 */ 1697 void perf_pmu_set_lineno (int line_number ) 1698 { 1699 1700 perf_pmu_lineno = line_number; 1701 } 1702 1703 /** Set the input stream. This does not discard the current 1704 * input buffer. 1705 * @param in_str A readable stream. 1706 * 1707 * @see perf_pmu__switch_to_buffer 1708 */ 1709 void perf_pmu_set_in (FILE * in_str ) 1710 { 1711 perf_pmu_in = in_str ; 1712 } 1713 1714 void perf_pmu_set_out (FILE * out_str ) 1715 { 1716 perf_pmu_out = out_str ; 1717 } 1718 1719 int perf_pmu_get_debug (void) 1720 { 1721 return perf_pmu__flex_debug; 1722 } 1723 1724 void perf_pmu_set_debug (int bdebug ) 1725 { 1726 perf_pmu__flex_debug = bdebug ; 1727 } 1728 1729 static int yy_init_globals (void) 1730 { 1731 /* Initialization is the same as for the non-reentrant scanner. 1732 * This function is called from perf_pmu_lex_destroy(), so don't allocate here. 1733 */ 1734 1735 (yy_buffer_stack) = 0; 1736 (yy_buffer_stack_top) = 0; 1737 (yy_buffer_stack_max) = 0; 1738 (yy_c_buf_p) = (char *) 0; 1739 (yy_init) = 0; 1740 (yy_start) = 0; 1741 1742 /* Defined in main.c */ 1743 #ifdef YY_STDINIT 1744 perf_pmu_in = stdin; 1745 perf_pmu_out = stdout; 1746 #else 1747 perf_pmu_in = (FILE *) 0; 1748 perf_pmu_out = (FILE *) 0; 1749 #endif 1750 1751 /* For future reference: Set errno on error, since we are called by 1752 * perf_pmu_lex_init() 1753 */ 1754 return 0; 1755 } 1756 1757 /* perf_pmu_lex_destroy is for both reentrant and non-reentrant scanners. */ 1758 int perf_pmu_lex_destroy (void) 1759 { 1760 1761 /* Pop the buffer stack, destroying each element. */ 1762 while(YY_CURRENT_BUFFER){ 1763 perf_pmu__delete_buffer(YY_CURRENT_BUFFER ); 1764 YY_CURRENT_BUFFER_LVALUE = NULL; 1765 perf_pmu_pop_buffer_state(); 1766 } 1767 1768 /* Destroy the stack itself. */ 1769 perf_pmu_free((yy_buffer_stack) ); 1770 (yy_buffer_stack) = NULL; 1771 1772 /* Reset the globals. This is important in a non-reentrant scanner so the next time 1773 * perf_pmu_lex() is called, initialization will occur. */ 1774 yy_init_globals( ); 1775 1776 return 0; 1777 } 1778 1779 /* 1780 * Internal utility routines. 1781 */ 1782 1783 #ifndef yytext_ptr 1784 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) 1785 { 1786 register int i; 1787 for ( i = 0; i < n; ++i ) 1788 s1[i] = s2[i]; 1789 } 1790 #endif 1791 1792 #ifdef YY_NEED_STRLEN 1793 static int yy_flex_strlen (yyconst char * s ) 1794 { 1795 register int n; 1796 for ( n = 0; s[n]; ++n ) 1797 ; 1798 1799 return n; 1800 } 1801 #endif 1802 1803 void *perf_pmu_alloc (yy_size_t size ) 1804 { 1805 return (void *) malloc( size ); 1806 } 1807 1808 void *perf_pmu_realloc (void * ptr, yy_size_t size ) 1809 { 1810 /* The cast to (char *) in the following accommodates both 1811 * implementations that use char* generic pointers, and those 1812 * that use void* generic pointers. It works with the latter 1813 * because both ANSI C and C++ allow castless assignment from 1814 * any pointer type to void*, and deal with argument conversions 1815 * as though doing an assignment. 1816 */ 1817 return (void *) realloc( (char *) ptr, size ); 1818 } 1819 1820 void perf_pmu_free (void * ptr ) 1821 { 1822 free( (char *) ptr ); /* see perf_pmu_realloc() for (char *) cast */ 1823 } 1824 1825 #define YYTABLES_NAME "yytables" 1826 1827 #line 38 "util/pmu.l" 1828 1829 1830 1831 int perf_pmu_wrap(void) 1832 { 1833 return 1; 1834 } 1835 1836