1 #define yy_create_buffer File_create_buffer
2 #define yy_delete_buffer File_delete_buffer
3 #define yy_scan_buffer File_scan_buffer
4 #define yy_scan_string File_scan_string
5 #define yy_scan_bytes File_scan_bytes
6 #define yy_flex_debug File_flex_debug
7 #define yy_init_buffer File_init_buffer
8 #define yy_flush_buffer File_flush_buffer
9 #define yy_load_buffer_state File_load_buffer_state
10 #define yy_switch_to_buffer File_switch_to_buffer
12 #define yyleng Fileleng
15 #define yyrestart Filerestart
16 #define yytext Filetext
17 #define yylineno Filelineno
18 #define yywrap Filewrap
21 /* A lexical scanner generated by flex */
23 /* Scanner skeleton version:
28 #define YY_FLEX_MAJOR_VERSION 2
29 #define YY_FLEX_MINOR_VERSION 5
34 /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
47 /* Use prototypes in function declarations. */
50 /* The "const" storage-class-modifier is valid. */
53 #else /* ! __cplusplus */
61 #endif /* ! __cplusplus */
80 #define YY_PROTO(proto) proto
82 #define YY_PROTO(proto) ()
85 /* Returned upon end-of-file. */
88 /* Promotes a possibly negative, possibly signed char to an unsigned
89 * integer for use as an array index. If the signed char is negative,
90 * we want to instead treat it as an 8-bit unsigned char, hence the
93 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
95 /* Enter a start condition. This macro really ought to take a parameter,
96 * but we do it the disgusting crufty way forced on us by the ()-less
97 * definition of BEGIN.
99 #define BEGIN yy_start = 1 + 2 *
101 /* Translate the current start state into a value that can be later handed
102 * to BEGIN to return to the state. The YYSTATE alias is for lex
105 #define YY_START ((yy_start - 1) / 2)
106 #define YYSTATE YY_START
108 /* Action number for EOF rule of a given start state. */
109 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
111 /* Special action meaning "start processing a new file". */
112 #define YY_NEW_FILE yyrestart( yyin )
114 #define YY_END_OF_BUFFER_CHAR 0
116 /* Size of default input buffer. */
117 #define YY_BUF_SIZE (16384*64)
119 typedef struct yy_buffer_state *YY_BUFFER_STATE;
122 extern FILE *yyin, *yyout;
124 #define EOB_ACT_CONTINUE_SCAN 0
125 #define EOB_ACT_END_OF_FILE 1
126 #define EOB_ACT_LAST_MATCH 2
128 /* The funky do-while in the following #define is used to turn the definition
129 * int a single C statement (which needs a semi-colon terminator). This
130 * avoids problems with code like:
132 * if ( condition_holds )
135 * do_something_else();
137 * Prior to using the do-while the compiler would get upset at the
138 * "else" because it interpreted the "if" statement as being all
139 * done when it reached the ';' after the yyless() call.
142 /* Return all but the first 'n' matched characters back to the input stream. */
147 /* Undo effects of setting up yytext. */ \
148 *yy_cp = yy_hold_char; \
149 YY_RESTORE_YY_MORE_OFFSET \
150 yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
151 YY_DO_BEFORE_ACTION; /* set up yytext again */ \
155 #define unput(c) yyunput( c, yytext_ptr )
157 /* The following is because we cannot portably get our hands on size_t
158 * (without autoconf's help, which isn't available because we want
159 * flex-generated scanners to compile on their own).
161 typedef unsigned int yy_size_t;
164 struct yy_buffer_state
168 char *yy_ch_buf; /* input buffer */
169 char *yy_buf_pos; /* current position in input buffer */
171 /* Size of input buffer in bytes, not including room for EOB
174 yy_size_t yy_buf_size;
176 /* Number of characters read into yy_ch_buf, not including EOB
181 /* Whether we "own" the buffer - i.e., we know we created it,
182 * and can realloc() it to grow it, and should free() it to
185 int yy_is_our_buffer;
187 /* Whether this is an "interactive" input source; if so, and
188 * if we're using stdio for input, then we want to use getc()
189 * instead of fread(), to make sure we stop fetching input after
192 int yy_is_interactive;
194 /* Whether we're considered to be at the beginning of a line.
195 * If so, '^' rules will be active on the next match, otherwise
200 /* Whether to try to fill the input buffer when we reach the
205 int yy_buffer_status;
206 #define YY_BUFFER_NEW 0
207 #define YY_BUFFER_NORMAL 1
208 /* When an EOF's been seen but there's still some text to process
209 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
210 * shouldn't try reading from the input source any more. We might
211 * still have a bunch of tokens to match, though, because of
212 * possible backing-up.
214 * When we actually see the EOF, we change the status to "new"
215 * (via yyrestart()), so that the user can continue scanning by
216 * just pointing yyin at a new input file.
218 #define YY_BUFFER_EOF_PENDING 2
221 static YY_BUFFER_STATE yy_current_buffer = 0;
223 /* We provide macros for accessing buffer states in case in the
224 * future we want to put the buffer states in a more general
227 #define YY_CURRENT_BUFFER yy_current_buffer
230 /* yy_hold_char holds the character lost when yytext is formed. */
231 static char yy_hold_char;
233 static int yy_n_chars; /* number of characters read into yy_ch_buf */
238 /* Points to current character in buffer. */
239 static char *yy_c_buf_p = (char *) 0;
240 static int yy_init = 1; /* whether we need to initialize */
241 static int yy_start = 0; /* start state number */
243 /* Flag which is used to allow yywrap()'s to do buffer switches
244 * instead of setting up a fresh yyin. A bit of a hack ...
246 static int yy_did_buffer_switch_on_eof;
248 void yyrestart YY_PROTO(( FILE *input_file ));
250 void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
251 void yy_load_buffer_state YY_PROTO(( void ));
252 YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size ));
253 void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
254 void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));
255 void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
256 #define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )
258 YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size ));
259 YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str ));
260 YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len ));
262 static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
263 static inline void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ));
264 static void yy_flex_free YY_PROTO(( void * ));
266 #define yy_new_buffer yy_create_buffer
268 #define yy_set_interactive(is_interactive) \
270 if ( ! yy_current_buffer ) \
271 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
272 yy_current_buffer->yy_is_interactive = is_interactive; \
275 #define yy_set_bol(at_bol) \
277 if ( ! yy_current_buffer ) \
278 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
279 yy_current_buffer->yy_at_bol = at_bol; \
282 #define YY_AT_BOL() (yy_current_buffer->yy_at_bol)
285 #define YY_USES_REJECT
286 typedef unsigned char YY_CHAR;
287 FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
288 typedef int yy_state_type;
292 #define yytext_ptr yytext
294 static yy_state_type yy_get_previous_state YY_PROTO(( void ));
295 static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
296 static int yy_get_next_buffer YY_PROTO(( void ));
297 static void yy_fatal_error YY_PROTO(( yyconst char msg[] ));
299 /* Done after the current pattern has been matched and before the
300 * corresponding action - sets up yytext.
302 #define YY_DO_BEFORE_ACTION \
303 yytext_ptr = yy_bp; \
304 yyleng = (int) (yy_cp - yy_bp); \
305 yy_hold_char = *yy_cp; \
309 #define YY_NUM_RULES 34
310 #define YY_END_OF_BUFFER 35
311 static yyconst short int yy_acclist[145] =
313 28, 28, 35, 33, 34, 26, 33, 34, 26, 34,
314 33, 34, 33, 34, 33, 34, 33, 34, 33, 34,
315 25, 33, 34, 25, 33, 34, 22, 33, 34, 33,
316 34, 22, 33, 34, 22, 33, 34, 22, 33, 34,
317 22, 33, 34, 22, 33, 34, 22, 33, 34, 22,
318 33, 34, 22, 33, 34, 28, 34, 29, 34, 31,
319 34, 26, 24, 23, 25, 27, 1, 22, 22, 22,
320 22, 22, 22, 22, 17, 22, 22, 22, 22, 22,
321 28, 29, 29, 32, 31, 30, 31, 23, 1, 25,
322 25, 5, 22, 22, 22, 10, 22, 12, 22, 22,
324 22, 4, 22, 16, 22, 22, 22, 22, 20, 18,
325 19, 3, 6, 22, 22, 9, 22, 13, 22, 22,
326 22, 8, 22, 22, 22, 11, 22, 15, 22, 22,
327 22, 22, 22, 22, 7, 22, 22, 22, 22, 22,
331 static yyconst short int yy_accept[120] =
333 1, 1, 1, 2, 3, 4, 6, 9, 11, 13,
334 15, 17, 19, 21, 24, 27, 30, 32, 35, 38,
335 41, 44, 47, 50, 53, 56, 58, 60, 62, 63,
336 63, 63, 64, 65, 66, 67, 68, 68, 68, 69,
337 69, 70, 71, 72, 73, 74, 75, 77, 78, 79,
338 80, 81, 82, 83, 84, 85, 86, 87, 88, 88,
339 88, 88, 89, 90, 91, 92, 92, 92, 94, 95,
340 96, 98, 100, 101, 102, 104, 106, 107, 108, 109,
341 110, 111, 112, 112, 112, 113, 115, 116, 118, 120,
342 121, 122, 124, 125, 126, 126, 128, 130, 131, 132,
344 133, 133, 134, 135, 137, 137, 138, 139, 139, 139,
345 140, 140, 140, 141, 142, 142, 143, 145, 145
348 static yyconst int yy_ec[256] =
350 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
351 1, 1, 4, 1, 1, 1, 1, 1, 1, 1,
352 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
353 1, 2, 5, 6, 1, 7, 1, 1, 1, 1,
354 1, 8, 9, 1, 9, 1, 10, 11, 12, 13,
355 13, 13, 13, 13, 13, 13, 13, 1, 1, 1,
356 1, 1, 1, 1, 14, 14, 14, 14, 14, 14,
357 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
358 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
359 16, 1, 17, 1, 15, 1, 18, 19, 20, 21,
361 22, 23, 24, 25, 26, 15, 15, 27, 28, 29,
362 30, 15, 15, 31, 32, 33, 34, 15, 15, 35,
363 15, 15, 36, 1, 37, 1, 1, 1, 1, 1,
364 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
365 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
366 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
367 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
368 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
369 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
370 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
372 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
373 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
374 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
375 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
376 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
380 static yyconst int yy_meta[38] =
382 1, 1, 2, 1, 1, 1, 1, 3, 1, 3,
383 4, 4, 4, 5, 6, 1, 1, 5, 5, 5,
384 5, 5, 5, 6, 6, 6, 6, 6, 6, 6,
388 static yyconst short int yy_base[132] =
390 0, 0, 30, 31, 218, 219, 40, 43, 185, 210,
391 0, 37, 43, 43, 46, 0, 179, 188, 33, 43,
392 187, 183, 42, 177, 177, 0, 59, 62, 71, 46,
393 203, 219, 0, 69, 219, 0, 72, 0, 0, 171,
394 174, 188, 184, 180, 180, 180, 56, 168, 168, 172,
395 167, 0, 77, 78, 219, 82, 219, 83, 170, 76,
396 165, 0, 0, 84, 0, 158, 177, 161, 160, 169,
397 0, 162, 162, 161, 0, 0, 154, 153, 159, 219,
398 219, 219, 164, 146, 219, 0, 150, 0, 0, 160,
399 146, 0, 153, 149, 147, 0, 0, 155, 155, 150,
401 144, 150, 144, 0, 150, 95, 151, 126, 98, 92,
402 69, 93, 34, 219, 46, 219, 0, 219, 104, 110,
403 112, 115, 121, 127, 133, 136, 142, 145, 150, 156,
407 static yyconst short int yy_def[132] =
409 118, 1, 119, 119, 118, 118, 118, 118, 118, 120,
410 121, 118, 118, 118, 118, 122, 118, 122, 122, 122,
411 122, 122, 122, 122, 122, 123, 124, 125, 118, 118,
412 120, 118, 126, 118, 118, 127, 118, 128, 122, 129,
413 122, 122, 122, 122, 122, 122, 122, 122, 122, 122,
414 122, 123, 124, 124, 118, 125, 118, 125, 118, 118,
415 118, 126, 127, 118, 128, 129, 130, 122, 122, 122,
416 122, 122, 122, 122, 122, 122, 122, 122, 122, 118,
417 118, 118, 118, 129, 118, 122, 122, 122, 122, 122,
418 122, 122, 122, 122, 118, 122, 122, 122, 122, 122,
420 118, 122, 122, 122, 118, 122, 122, 118, 118, 122,
421 118, 131, 122, 118, 131, 118, 122, 0, 118, 118,
422 118, 118, 118, 118, 118, 118, 118, 118, 118, 118,
426 static yyconst short int yy_nxt[257] =
428 6, 7, 8, 7, 9, 10, 11, 6, 12, 13,
429 14, 15, 15, 16, 16, 17, 6, 16, 18, 19,
430 20, 16, 21, 16, 16, 22, 23, 24, 16, 16,
431 16, 25, 16, 16, 16, 6, 6, 27, 27, 28,
432 28, 29, 29, 29, 29, 29, 29, 34, 34, 34,
433 35, 116, 36, 34, 34, 34, 34, 34, 34, 42,
434 44, 37, 43, 48, 45, 117, 54, 49, 55, 57,
435 59, 58, 29, 29, 29, 74, 60, 38, 61, 34,
436 34, 34, 64, 64, 118, 54, 118, 55, 75, 118,
437 118, 118, 58, 81, 64, 64, 109, 109, 116, 109,
439 109, 114, 82, 112, 26, 26, 26, 26, 26, 26,
440 31, 31, 31, 31, 31, 31, 33, 33, 39, 39,
441 39, 52, 52, 113, 52, 52, 52, 53, 53, 53,
442 53, 53, 53, 56, 56, 56, 56, 56, 56, 62,
443 62, 62, 63, 111, 63, 63, 63, 63, 65, 65,
444 66, 66, 66, 66, 66, 66, 84, 84, 84, 84,
445 84, 84, 115, 115, 115, 115, 115, 115, 110, 108,
446 107, 106, 105, 104, 103, 102, 101, 100, 99, 98,
447 97, 96, 67, 95, 94, 93, 92, 91, 90, 89,
448 88, 87, 86, 85, 67, 83, 80, 79, 78, 77,
450 76, 73, 72, 71, 70, 69, 68, 67, 32, 51,
451 50, 47, 46, 41, 40, 32, 30, 118, 5, 118,
452 118, 118, 118, 118, 118, 118, 118, 118, 118, 118,
453 118, 118, 118, 118, 118, 118, 118, 118, 118, 118,
454 118, 118, 118, 118, 118, 118, 118, 118, 118, 118,
455 118, 118, 118, 118, 118, 118
458 static yyconst short int yy_chk[257] =
460 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
461 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
462 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
463 1, 1, 1, 1, 1, 1, 1, 3, 4, 3,
464 4, 7, 7, 7, 8, 8, 8, 12, 12, 12,
465 13, 115, 13, 14, 14, 14, 15, 15, 15, 19,
466 20, 14, 19, 23, 20, 113, 27, 23, 27, 28,
467 30, 28, 29, 29, 29, 47, 30, 14, 30, 34,
468 34, 34, 37, 37, 53, 54, 53, 54, 47, 56,
469 58, 56, 58, 60, 64, 64, 106, 106, 112, 109,
471 109, 111, 60, 109, 119, 119, 119, 119, 119, 119,
472 120, 120, 120, 120, 120, 120, 121, 121, 122, 122,
473 122, 123, 123, 110, 123, 123, 123, 124, 124, 124,
474 124, 124, 124, 125, 125, 125, 125, 125, 125, 126,
475 126, 126, 127, 108, 127, 127, 127, 127, 128, 128,
476 129, 129, 129, 129, 129, 129, 130, 130, 130, 130,
477 130, 130, 131, 131, 131, 131, 131, 131, 107, 105,
478 103, 102, 101, 100, 99, 98, 95, 94, 93, 91,
479 90, 87, 84, 83, 79, 78, 77, 74, 73, 72,
480 70, 69, 68, 67, 66, 61, 59, 51, 50, 49,
482 48, 46, 45, 44, 43, 42, 41, 40, 31, 25,
483 24, 22, 21, 18, 17, 10, 9, 5, 118, 118,
484 118, 118, 118, 118, 118, 118, 118, 118, 118, 118,
485 118, 118, 118, 118, 118, 118, 118, 118, 118, 118,
486 118, 118, 118, 118, 118, 118, 118, 118, 118, 118,
487 118, 118, 118, 118, 118, 118
490 static yy_state_type yy_state_buf[YY_BUF_SIZE + 2], *yy_state_ptr;
491 static char *yy_full_match;
495 *yy_cp = yy_hold_char; /* undo effects of setting up yytext */ \
496 yy_cp = yy_full_match; /* restore poss. backed-over text */ \
500 #define yymore() yymore_used_but_not_detected
501 #define YY_MORE_ADJ 0
502 #define YY_RESTORE_YY_MORE_OFFSET
504 #line 1 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
506 /*===-- FileLexer.l - Scanner for TableGen Files ----------------*- C++ -*-===//
508 // The LLVM Compiler Infrastructure
510 // This file was developed by the LLVM research group and is distributed under
511 // the University of Illinois Open Source License. See LICENSE.TXT for details.
513 //===----------------------------------------------------------------------===//
515 // This file defines a simple flex scanner for TableGen files. This is pretty
516 // straight-forward, except for the magic to handle file inclusion.
518 //===----------------------------------------------------------------------===*/
519 #define YY_NEVER_INTERACTIVE 1
522 #line 30 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
523 #include "llvm/Config/config.h"
524 #include "llvm/Support/Streams.h"
526 typedef std::pair<llvm::Record*, std::vector<llvm::Init*>*> SubClassRefTy;
527 #include "FileParser.h"
533 // Global variable recording the location of the include directory
534 std::vector<std::string> IncludeDirectories;
536 /// ParseInt - This has to handle the special case of binary numbers 0b0101
538 static int ParseInt(const char *Str) {
539 if (Str[0] == '0' && Str[1] == 'b')
540 return strtoll(Str+2, 0, 2);
541 return strtoll(Str, 0, 0);
544 static int CommentDepth = 0;
547 std::string Filename;
550 YY_BUFFER_STATE Buffer;
552 IncludeRec(const std::string &FN, FILE *F)
553 : Filename(FN), File(F), LineNo(0){
557 static std::vector<IncludeRec> IncludeStack;
559 std::ostream &err() {
560 if (IncludeStack.empty()) {
561 cerr << "At end of input: ";
562 return *cerr.stream();
565 for (unsigned i = 0, e = IncludeStack.size()-1; i != e; ++i)
566 cerr << "Included from " << IncludeStack[i].Filename << ":"
567 << IncludeStack[i].LineNo << ":\n";
568 cerr << "Parsing " << IncludeStack.back().Filename << ":"
569 << Filelineno << ": ";
570 return *cerr.stream();
573 /// ParseFile - this function begins the parsing of the specified tablegen file.
575 void ParseFile(const std::string &Filename,
576 const std::vector<std::string> &IncludeDirs) {
578 if (Filename != "-") {
579 F = fopen(Filename.c_str(), "r");
582 cerr << "Could not open input file '" + Filename + "'!\n";
585 IncludeStack.push_back(IncludeRec(Filename, F));
587 IncludeStack.push_back(IncludeRec("<stdin>", stdin));
590 // Record the location of the include directory so that the lexer can find
592 IncludeDirectories = IncludeDirs;
600 /// HandleInclude - This function is called when an include directive is
601 /// encountered in the input stream...
603 static void HandleInclude(const char *Buffer) {
604 unsigned Length = yyleng;
605 assert(Buffer[Length-1] == '"');
606 Buffer += strlen("include ");
607 Length -= strlen("include ");
608 while (*Buffer != '"') {
612 assert(Length >= 2 && "Double quotes not found?");
613 std::string Filename(Buffer+1, Buffer+Length-1);
614 //cerr << "Filename = '" << Filename << "'\n";
616 // Save the line number and lex buffer of the includer...
617 IncludeStack.back().LineNo = Filelineno;
618 IncludeStack.back().Buffer = YY_CURRENT_BUFFER;
620 // Open the new input file...
621 yyin = fopen(Filename.c_str(), "r");
623 // If we couldn't find the file in the current directory, look for it in
624 // the include directories.
626 std::string NextFilename;
627 for (unsigned i = 0, e = IncludeDirectories.size(); i != e; ++i) {
628 NextFilename = IncludeDirectories[i] + "/" + Filename;
629 if ((yyin = fopen(NextFilename.c_str(), "r")))
634 err() << "Could not find include file '" << Filename << "'!\n";
637 Filename = NextFilename;
640 // Add the file to our include stack...
641 IncludeStack.push_back(IncludeRec(Filename, yyin));
642 Filelineno = 1; // Reset line numbering...
643 //yyrestart(yyin); // Start lexing the new file...
645 yy_switch_to_buffer(yy_create_buffer(yyin, YY_BUF_SIZE));
648 /// yywrap - This is called when the lexer runs out of input in one of the
649 /// files. Switch back to an includer if an includee has run out of input.
653 if (IncludeStack.back().File != stdin)
654 fclose(IncludeStack.back().File);
655 IncludeStack.pop_back();
656 if (IncludeStack.empty()) return 1; // Top-level file is done.
658 // Otherwise, we need to switch back to a file which included the current one.
659 Filelineno = IncludeStack.back().LineNo; // Restore current line number
660 yy_switch_to_buffer(IncludeStack.back().Buffer);
664 } // End llvm namespace
666 using namespace llvm;
668 #line 669 "Lexer.cpp"
670 /* Macros after this point can all be overridden by user definitions in
674 #ifndef YY_SKIP_YYWRAP
676 extern "C" int yywrap YY_PROTO(( void ));
678 extern int yywrap YY_PROTO(( void ));
683 static inline void yyunput YY_PROTO(( int c, char *buf_ptr ));
687 static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
690 #ifdef YY_NEED_STRLEN
691 static int yy_flex_strlen YY_PROTO(( yyconst char * ));
696 static int yyinput YY_PROTO(( void ));
698 static int input YY_PROTO(( void ));
703 static int yy_start_stack_ptr = 0;
704 static int yy_start_stack_depth = 0;
705 static int *yy_start_stack = 0;
706 #ifndef YY_NO_PUSH_STATE
707 static void yy_push_state YY_PROTO(( int new_state ));
709 #ifndef YY_NO_POP_STATE
710 static void yy_pop_state YY_PROTO(( void ));
712 #ifndef YY_NO_TOP_STATE
713 static int yy_top_state YY_PROTO(( void ));
717 #define YY_NO_PUSH_STATE 1
718 #define YY_NO_POP_STATE 1
719 #define YY_NO_TOP_STATE 1
722 #ifdef YY_MALLOC_DECL
730 /* Just try to get by without declaring the routines. This will fail
731 * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
732 * or sizeof(void*) != sizeof(int).
737 /* Amount of stuff to slurp up with each read. */
738 #ifndef YY_READ_BUF_SIZE
739 #define YY_READ_BUF_SIZE 8192
742 /* Copy whatever the last rule matched to the standard output. */
745 /* This used to be an fputs(), but since the string might contain NUL's,
746 * we now use fwrite().
748 #define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
751 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
752 * is returned in "result".
755 #define YY_INPUT(buf,result,max_size) \
756 if ( yy_current_buffer->yy_is_interactive ) \
759 for ( n = 0; n < max_size && \
760 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
763 buf[n++] = (char) c; \
764 if ( c == EOF && ferror( yyin ) ) \
765 YY_FATAL_ERROR( "input in flex scanner failed" ); \
768 else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \
769 && ferror( yyin ) ) \
770 YY_FATAL_ERROR( "input in flex scanner failed" );
773 /* No semi-colon after return; correct usage is to write "yyterminate();" -
774 * we don't want an extra ';' after the "return" because that will cause
775 * some compilers to complain about unreachable statements.
778 #define yyterminate() return YY_NULL
781 /* Number of entries by which start-condition stack grows. */
782 #ifndef YY_START_STACK_INCR
783 #define YY_START_STACK_INCR 25
786 /* Report a fatal error. */
787 #ifndef YY_FATAL_ERROR
788 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
791 /* Default declaration of generated scanner - a define so the user can
792 * easily add parameters.
795 #define YY_DECL int yylex YY_PROTO(( void ))
798 /* Code executed at the beginning of each rule, after yytext and yyleng
801 #ifndef YY_USER_ACTION
802 #define YY_USER_ACTION
805 /* Code executed at the end of each rule. */
807 #define YY_BREAK break;
810 #define YY_RULE_SETUP \
815 register yy_state_type yy_current_state;
816 register char *yy_cp, *yy_bp;
819 #line 185 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
822 #line 823 "Lexer.cpp"
833 yy_start = 1; /* first start state */
841 if ( ! yy_current_buffer )
843 yy_create_buffer( yyin, YY_BUF_SIZE );
845 yy_load_buffer_state();
848 while ( 1 ) /* loops until end-of-file is reached */
852 /* Support of yytext. */
853 *yy_cp = yy_hold_char;
855 /* yy_bp points to the position in yy_ch_buf of the start of
860 yy_current_state = yy_start;
861 yy_state_ptr = yy_state_buf;
862 *yy_state_ptr++ = yy_current_state;
866 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
867 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
869 yy_current_state = (int) yy_def[yy_current_state];
870 if ( yy_current_state >= 119 )
871 yy_c = yy_meta[(unsigned int) yy_c];
873 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
874 *yy_state_ptr++ = yy_current_state;
877 while ( yy_current_state != 118 );
880 yy_current_state = *--yy_state_ptr;
881 yy_lp = yy_accept[yy_current_state];
882 find_rule: /* we branch to this label when backing up */
883 for ( ; ; ) /* until we find what rule we matched */
885 if ( yy_lp && yy_lp < yy_accept[yy_current_state + 1] )
887 yy_act = yy_acclist[yy_lp];
889 yy_full_match = yy_cp;
894 yy_current_state = *--yy_state_ptr;
895 yy_lp = yy_accept[yy_current_state];
900 if ( yy_act != YY_END_OF_BUFFER )
903 for ( yyl = 0; yyl < yyleng; ++yyl )
904 if ( yytext[yyl] == '\n' )
908 do_action: /* This label is used only to access EOF actions. */
912 { /* beginning of action switch */
915 #line 187 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
916 { /* Ignore comments */ }
920 #line 189 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
921 { HandleInclude(yytext); }
925 #line 190 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
926 { Filelval.StrVal = new std::string(yytext+2, yytext+yyleng-2);
927 return CODEFRAGMENT; }
931 #line 193 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
936 #line 194 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
941 #line 195 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
946 #line 196 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
951 #line 197 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
956 #line 198 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
961 #line 199 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
966 #line 201 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
971 #line 202 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
976 #line 203 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
981 #line 204 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
982 { return MULTICLASS; }
986 #line 205 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
991 #line 206 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
996 #line 207 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1001 #line 209 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1006 #line 210 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1011 #line 211 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1016 #line 212 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1017 { return STRCONCATTOK; }
1021 #line 215 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1022 { Filelval.StrVal = new std::string(yytext, yytext+yyleng);
1027 #line 217 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1028 { Filelval.StrVal = new std::string(yytext+1, yytext+yyleng);
1033 #line 220 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1034 { Filelval.StrVal = new std::string(yytext+1, yytext+yyleng-1);
1039 #line 223 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1040 { Filelval.IntVal = ParseInt(Filetext); return INTVAL; }
1044 #line 225 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1045 { /* Ignore whitespace */ }
1049 #line 228 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1050 { BEGIN(comment); CommentDepth++; }
1054 #line 229 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1055 {} /* eat anything that's not a '*' or '/' */
1059 #line 230 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1060 {} /* eat up '*'s not followed by '/'s */
1064 #line 231 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1069 #line 232 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1070 {} /* eat up /'s not followed by *'s */
1074 #line 233 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1075 { if (!--CommentDepth) { BEGIN(INITIAL); } }
1077 case YY_STATE_EOF(comment):
1078 #line 234 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1079 { err() << "Unterminated comment!\n"; exit(1); }
1083 #line 236 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1084 { return Filetext[0]; }
1088 #line 238 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"
1089 YY_FATAL_ERROR( "flex scanner jammed" );
1091 #line 1092 "Lexer.cpp"
1092 case YY_STATE_EOF(INITIAL):
1095 case YY_END_OF_BUFFER:
1097 /* Amount of text matched not including the EOB char. */
1098 int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1;
1100 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1101 *yy_cp = yy_hold_char;
1102 YY_RESTORE_YY_MORE_OFFSET
1104 if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW )
1106 /* We're scanning a new file or input source. It's
1107 * possible that this happened because the user
1108 * just pointed yyin at a new source and called
1109 * yylex(). If so, then we have to assure
1110 * consistency between yy_current_buffer and our
1111 * globals. Here is the right place to do so, because
1112 * this is the first action (other than possibly a
1113 * back-up) that will match for the new input source.
1115 yy_n_chars = yy_current_buffer->yy_n_chars;
1116 yy_current_buffer->yy_input_file = yyin;
1117 yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL;
1120 /* Note that here we test for yy_c_buf_p "<=" to the position
1121 * of the first EOB in the buffer, since yy_c_buf_p will
1122 * already have been incremented past the NUL character
1123 * (since all states make transitions on EOB to the
1124 * end-of-buffer state). Contrast this with the test
1127 if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] )
1128 { /* This was really a NUL. */
1129 yy_state_type yy_next_state;
1131 yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text;
1133 yy_current_state = yy_get_previous_state();
1135 /* Okay, we're now positioned to make the NUL
1136 * transition. We couldn't have
1137 * yy_get_previous_state() go ahead and do it
1138 * for us because it doesn't know how to deal
1139 * with the possibility of jamming (and we don't
1140 * want to build jamming into it because then it
1141 * will run more slowly).
1144 yy_next_state = yy_try_NUL_trans( yy_current_state );
1146 yy_bp = yytext_ptr + YY_MORE_ADJ;
1148 if ( yy_next_state )
1150 /* Consume the NUL. */
1151 yy_cp = ++yy_c_buf_p;
1152 yy_current_state = yy_next_state;
1159 goto yy_find_action;
1163 else switch ( yy_get_next_buffer() )
1165 case EOB_ACT_END_OF_FILE:
1167 yy_did_buffer_switch_on_eof = 0;
1171 /* Note: because we've taken care in
1172 * yy_get_next_buffer() to have set up
1173 * yytext, we can now set up
1174 * yy_c_buf_p so that if some total
1175 * hoser (like flex itself) wants to
1176 * call the scanner after we return the
1177 * YY_NULL, it'll still work - another
1178 * YY_NULL will get returned.
1180 yy_c_buf_p = yytext_ptr + YY_MORE_ADJ;
1182 yy_act = YY_STATE_EOF(YY_START);
1188 if ( ! yy_did_buffer_switch_on_eof )
1194 case EOB_ACT_CONTINUE_SCAN:
1196 yytext_ptr + yy_amount_of_matched_text;
1198 yy_current_state = yy_get_previous_state();
1201 yy_bp = yytext_ptr + YY_MORE_ADJ;
1204 case EOB_ACT_LAST_MATCH:
1206 &yy_current_buffer->yy_ch_buf[yy_n_chars];
1208 yy_current_state = yy_get_previous_state();
1211 yy_bp = yytext_ptr + YY_MORE_ADJ;
1212 goto yy_find_action;
1219 "fatal flex scanner internal error--no action found" );
1220 } /* end of action switch */
1221 } /* end of scanning one token */
1222 } /* end of yylex */
1225 /* yy_get_next_buffer - try to read in a new buffer
1227 * Returns a code representing an action:
1228 * EOB_ACT_LAST_MATCH -
1229 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1230 * EOB_ACT_END_OF_FILE - end of file
1233 static int yy_get_next_buffer()
1235 register char *dest = yy_current_buffer->yy_ch_buf;
1236 register char *source = yytext_ptr;
1237 register int number_to_move, i;
1240 if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
1242 "fatal flex scanner internal error--end of buffer missed" );
1244 if ( yy_current_buffer->yy_fill_buffer == 0 )
1245 { /* Don't try to fill the buffer, so this is an EOF. */
1246 if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 )
1248 /* We matched a single character, the EOB, so
1249 * treat this as a final EOF.
1251 return EOB_ACT_END_OF_FILE;
1256 /* We matched some text prior to the EOB, first
1259 return EOB_ACT_LAST_MATCH;
1263 /* Try to read more data. */
1265 /* First move last chars to start of buffer. */
1266 number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1;
1268 for ( i = 0; i < number_to_move; ++i )
1269 *(dest++) = *(source++);
1271 if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1272 /* don't do the read, it's not guaranteed to return an EOF,
1275 yy_current_buffer->yy_n_chars = yy_n_chars = 0;
1280 yy_current_buffer->yy_buf_size - number_to_move - 1;
1282 while ( num_to_read <= 0 )
1283 { /* Not enough room in the buffer - grow it. */
1284 #ifdef YY_USES_REJECT
1286 "input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
1289 /* just a shorter name for the current buffer */
1290 YY_BUFFER_STATE b = yy_current_buffer;
1292 int yy_c_buf_p_offset =
1293 (int) (yy_c_buf_p - b->yy_ch_buf);
1295 if ( b->yy_is_our_buffer )
1297 int new_size = b->yy_buf_size * 2;
1299 if ( new_size <= 0 )
1300 b->yy_buf_size += b->yy_buf_size / 8;
1302 b->yy_buf_size *= 2;
1304 b->yy_ch_buf = (char *)
1305 /* Include room in for 2 EOB chars. */
1306 yy_flex_realloc( (void *) b->yy_ch_buf,
1307 b->yy_buf_size + 2 );
1310 /* Can't grow it, we don't own it. */
1313 if ( ! b->yy_ch_buf )
1315 "fatal error - scanner input buffer overflow" );
1317 yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
1319 num_to_read = yy_current_buffer->yy_buf_size -
1324 if ( num_to_read > YY_READ_BUF_SIZE )
1325 num_to_read = YY_READ_BUF_SIZE;
1327 /* Read in more data. */
1328 YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
1329 yy_n_chars, num_to_read );
1331 yy_current_buffer->yy_n_chars = yy_n_chars;
1334 if ( yy_n_chars == 0 )
1336 if ( number_to_move == YY_MORE_ADJ )
1338 ret_val = EOB_ACT_END_OF_FILE;
1344 ret_val = EOB_ACT_LAST_MATCH;
1345 yy_current_buffer->yy_buffer_status =
1346 YY_BUFFER_EOF_PENDING;
1351 ret_val = EOB_ACT_CONTINUE_SCAN;
1353 yy_n_chars += number_to_move;
1354 yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
1355 yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
1357 yytext_ptr = &yy_current_buffer->yy_ch_buf[0];
1363 /* yy_get_previous_state - get the state just before the EOB char was reached */
1365 static yy_state_type yy_get_previous_state()
1367 register yy_state_type yy_current_state;
1368 register char *yy_cp;
1370 yy_current_state = yy_start;
1371 yy_state_ptr = yy_state_buf;
1372 *yy_state_ptr++ = yy_current_state;
1374 for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
1376 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
1377 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1379 yy_current_state = (int) yy_def[yy_current_state];
1380 if ( yy_current_state >= 119 )
1381 yy_c = yy_meta[(unsigned int) yy_c];
1383 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1384 *yy_state_ptr++ = yy_current_state;
1387 return yy_current_state;
1391 /* yy_try_NUL_trans - try to make a transition on the NUL character
1394 * next_state = yy_try_NUL_trans( current_state );
1397 #ifdef YY_USE_PROTOS
1398 static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
1400 static yy_state_type yy_try_NUL_trans( yy_current_state )
1401 yy_state_type yy_current_state;
1404 register int yy_is_jam;
1406 register YY_CHAR yy_c = 1;
1407 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1409 yy_current_state = (int) yy_def[yy_current_state];
1410 if ( yy_current_state >= 119 )
1411 yy_c = yy_meta[(unsigned int) yy_c];
1413 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1414 yy_is_jam = (yy_current_state == 118);
1416 *yy_state_ptr++ = yy_current_state;
1418 return yy_is_jam ? 0 : yy_current_state;
1423 #ifdef YY_USE_PROTOS
1424 static inline void yyunput( int c, register char *yy_bp )
1426 static inline void yyunput( c, yy_bp )
1428 register char *yy_bp;
1431 register char *yy_cp = yy_c_buf_p;
1433 /* undo effects of setting up yytext */
1434 *yy_cp = yy_hold_char;
1436 if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
1437 { /* need to shift things up to make room */
1438 /* +2 for EOB chars. */
1439 register int number_to_move = yy_n_chars + 2;
1440 register char *dest = &yy_current_buffer->yy_ch_buf[
1441 yy_current_buffer->yy_buf_size + 2];
1442 register char *source =
1443 &yy_current_buffer->yy_ch_buf[number_to_move];
1445 while ( source > yy_current_buffer->yy_ch_buf )
1446 *--dest = *--source;
1448 yy_cp += (int) (dest - source);
1449 yy_bp += (int) (dest - source);
1450 yy_current_buffer->yy_n_chars =
1451 yy_n_chars = yy_current_buffer->yy_buf_size;
1453 if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
1454 YY_FATAL_ERROR( "flex scanner push-back overflow" );
1457 *--yy_cp = (char) c;
1463 yy_hold_char = *yy_cp;
1466 #endif /* ifndef YY_NO_UNPUT */
1470 static int yyinput()
1477 *yy_c_buf_p = yy_hold_char;
1479 if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
1481 /* yy_c_buf_p now points to the character we want to return.
1482 * If this occurs *before* the EOB characters, then it's a
1483 * valid NUL; if not, then we've hit the end of the buffer.
1485 if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
1486 /* This was really a NUL. */
1490 { /* need more input */
1491 int offset = yy_c_buf_p - yytext_ptr;
1494 switch ( yy_get_next_buffer() )
1496 case EOB_ACT_LAST_MATCH:
1497 /* This happens because yy_g_n_b()
1498 * sees that we've accumulated a
1499 * token and flags that we need to
1500 * try matching the token before
1501 * proceeding. But for input(),
1502 * there's no matching to consider.
1503 * So convert the EOB_ACT_LAST_MATCH
1504 * to EOB_ACT_END_OF_FILE.
1507 /* Reset buffer status. */
1512 case EOB_ACT_END_OF_FILE:
1517 if ( ! yy_did_buffer_switch_on_eof )
1526 case EOB_ACT_CONTINUE_SCAN:
1527 yy_c_buf_p = yytext_ptr + offset;
1533 c = *(unsigned char *) yy_c_buf_p; /* cast for 8-bit char's */
1534 *yy_c_buf_p = '\0'; /* preserve yytext */
1535 yy_hold_char = *++yy_c_buf_p;
1544 #ifdef YY_USE_PROTOS
1545 void yyrestart( FILE *input_file )
1547 void yyrestart( input_file )
1551 if ( ! yy_current_buffer )
1552 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );
1554 yy_init_buffer( yy_current_buffer, input_file );
1555 yy_load_buffer_state();
1559 #ifdef YY_USE_PROTOS
1560 void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
1562 void yy_switch_to_buffer( new_buffer )
1563 YY_BUFFER_STATE new_buffer;
1566 if ( yy_current_buffer == new_buffer )
1569 if ( yy_current_buffer )
1571 /* Flush out information for old buffer. */
1572 *yy_c_buf_p = yy_hold_char;
1573 yy_current_buffer->yy_buf_pos = yy_c_buf_p;
1574 yy_current_buffer->yy_n_chars = yy_n_chars;
1577 yy_current_buffer = new_buffer;
1578 yy_load_buffer_state();
1580 /* We don't actually know whether we did this switch during
1581 * EOF (yywrap()) processing, but the only time this flag
1582 * is looked at is after yywrap() is called, so it's safe
1583 * to go ahead and always set it.
1585 yy_did_buffer_switch_on_eof = 1;
1589 #ifdef YY_USE_PROTOS
1590 void yy_load_buffer_state( void )
1592 void yy_load_buffer_state()
1595 yy_n_chars = yy_current_buffer->yy_n_chars;
1596 yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
1597 yyin = yy_current_buffer->yy_input_file;
1598 yy_hold_char = *yy_c_buf_p;
1602 #ifdef YY_USE_PROTOS
1603 YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
1605 YY_BUFFER_STATE yy_create_buffer( file, size )
1612 b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
1614 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1616 b->yy_buf_size = size;
1618 /* yy_ch_buf has to be 2 characters longer than the size given because
1619 * we need to put in 2 end-of-buffer characters.
1621 b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 );
1622 if ( ! b->yy_ch_buf )
1623 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1625 b->yy_is_our_buffer = 1;
1627 yy_init_buffer( b, file );
1633 #ifdef YY_USE_PROTOS
1634 void yy_delete_buffer( YY_BUFFER_STATE b )
1636 void yy_delete_buffer( b )
1643 if ( b == yy_current_buffer )
1644 yy_current_buffer = (YY_BUFFER_STATE) 0;
1646 if ( b->yy_is_our_buffer )
1647 yy_flex_free( (void *) b->yy_ch_buf );
1649 yy_flex_free( (void *) b );
1653 #ifndef YY_ALWAYS_INTERACTIVE
1654 #ifndef YY_NEVER_INTERACTIVE
1655 extern int isatty YY_PROTO(( int ));
1659 #ifdef YY_USE_PROTOS
1660 void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
1662 void yy_init_buffer( b, file )
1669 yy_flush_buffer( b );
1671 b->yy_input_file = file;
1672 b->yy_fill_buffer = 1;
1674 #if YY_ALWAYS_INTERACTIVE
1675 b->yy_is_interactive = 1;
1677 #if YY_NEVER_INTERACTIVE
1678 b->yy_is_interactive = 0;
1680 b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
1686 #ifdef YY_USE_PROTOS
1687 void yy_flush_buffer( YY_BUFFER_STATE b )
1689 void yy_flush_buffer( b )
1699 /* We always need two end-of-buffer characters. The first causes
1700 * a transition to the end-of-buffer state. The second causes
1701 * a jam in that state.
1703 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1704 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1706 b->yy_buf_pos = &b->yy_ch_buf[0];
1709 b->yy_buffer_status = YY_BUFFER_NEW;
1711 if ( b == yy_current_buffer )
1712 yy_load_buffer_state();
1716 #ifndef YY_NO_SCAN_BUFFER
1717 #ifdef YY_USE_PROTOS
1718 YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size )
1720 YY_BUFFER_STATE yy_scan_buffer( base, size )
1728 base[size-2] != YY_END_OF_BUFFER_CHAR ||
1729 base[size-1] != YY_END_OF_BUFFER_CHAR )
1730 /* They forgot to leave room for the EOB's. */
1733 b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
1735 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
1737 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
1738 b->yy_buf_pos = b->yy_ch_buf = base;
1739 b->yy_is_our_buffer = 0;
1740 b->yy_input_file = 0;
1741 b->yy_n_chars = b->yy_buf_size;
1742 b->yy_is_interactive = 0;
1744 b->yy_fill_buffer = 0;
1745 b->yy_buffer_status = YY_BUFFER_NEW;
1747 yy_switch_to_buffer( b );
1754 #ifndef YY_NO_SCAN_STRING
1755 #ifdef YY_USE_PROTOS
1756 YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str )
1758 YY_BUFFER_STATE yy_scan_string( yy_str )
1759 yyconst char *yy_str;
1763 for ( len = 0; yy_str[len]; ++len )
1766 return yy_scan_bytes( yy_str, len );
1771 #ifndef YY_NO_SCAN_BYTES
1772 #ifdef YY_USE_PROTOS
1773 YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len )
1775 YY_BUFFER_STATE yy_scan_bytes( bytes, len )
1776 yyconst char *bytes;
1785 /* Get memory for full buffer, including space for trailing EOB's. */
1787 buf = (char *) yy_flex_alloc( n );
1789 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
1791 for ( i = 0; i < len; ++i )
1794 buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
1796 b = yy_scan_buffer( buf, n );
1798 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
1800 /* It's okay to grow etc. this buffer, and we should throw it
1801 * away when we're done.
1803 b->yy_is_our_buffer = 1;
1810 #ifndef YY_NO_PUSH_STATE
1811 #ifdef YY_USE_PROTOS
1812 static void yy_push_state( int new_state )
1814 static void yy_push_state( new_state )
1818 if ( yy_start_stack_ptr >= yy_start_stack_depth )
1822 yy_start_stack_depth += YY_START_STACK_INCR;
1823 new_size = yy_start_stack_depth * sizeof( int );
1825 if ( ! yy_start_stack )
1826 yy_start_stack = (int *) yy_flex_alloc( new_size );
1829 yy_start_stack = (int *) yy_flex_realloc(
1830 (void *) yy_start_stack, new_size );
1832 if ( ! yy_start_stack )
1834 "out of memory expanding start-condition stack" );
1837 yy_start_stack[yy_start_stack_ptr++] = YY_START;
1844 #ifndef YY_NO_POP_STATE
1845 static void yy_pop_state()
1847 if ( --yy_start_stack_ptr < 0 )
1848 YY_FATAL_ERROR( "start-condition stack underflow" );
1850 BEGIN(yy_start_stack[yy_start_stack_ptr]);
1855 #ifndef YY_NO_TOP_STATE
1856 static int yy_top_state()
1858 return yy_start_stack[yy_start_stack_ptr - 1];
1862 #ifndef YY_EXIT_FAILURE
1863 #define YY_EXIT_FAILURE 2
1866 #ifdef YY_USE_PROTOS
1867 static void yy_fatal_error( yyconst char msg[] )
1869 static void yy_fatal_error( msg )
1873 (void) fprintf( stderr, "%s\n", msg );
1874 exit( YY_EXIT_FAILURE );
1879 /* Redefine yyless() so it works in section 3 code. */
1885 /* Undo effects of setting up yytext. */ \
1886 yytext[yyleng] = yy_hold_char; \
1887 yy_c_buf_p = yytext + n; \
1888 yy_hold_char = *yy_c_buf_p; \
1889 *yy_c_buf_p = '\0'; \
1895 /* Internal utility routines. */
1898 #ifdef YY_USE_PROTOS
1899 static void yy_flex_strncpy( char *s1, yyconst char *s2, int n )
1901 static void yy_flex_strncpy( s1, s2, n )
1908 for ( i = 0; i < n; ++i )
1913 #ifdef YY_NEED_STRLEN
1914 #ifdef YY_USE_PROTOS
1915 static int yy_flex_strlen( yyconst char *s )
1917 static int yy_flex_strlen( s )
1922 for ( n = 0; s[n]; ++n )
1930 #ifdef YY_USE_PROTOS
1931 static void *yy_flex_alloc( yy_size_t size )
1933 static void *yy_flex_alloc( size )
1937 return (void *) malloc( size );
1940 #ifdef YY_USE_PROTOS
1941 static inline void *yy_flex_realloc( void *ptr, yy_size_t size )
1943 static inline void *yy_flex_realloc( ptr, size )
1948 /* The cast to (char *) in the following accommodates both
1949 * implementations that use char* generic pointers, and those
1950 * that use void* generic pointers. It works with the latter
1951 * because both ANSI C and C++ allow castless assignment from
1952 * any pointer type to void*, and deal with argument conversions
1953 * as though doing an assignment.
1955 return (void *) realloc( (char *) ptr, size );
1958 #ifdef YY_USE_PROTOS
1959 static void yy_flex_free( void *ptr )
1961 static void yy_flex_free( ptr )
1975 #line 238 "/Volumes/Gir/devel/llvm/llvm.src/utils/TableGen/FileLexer.l"