1 /* Fortran language support routines for GDB, the GNU debugger.
2 Copyright 1993, 1994, 1996 Free Software Foundation, Inc.
3 Contributed by Motorola. Adapted from the C parser by Farooq Butt
4 (fmbutt@engage.sps.mot.com).
6 This file is part of GDB.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
23 #include "gdb_string.h"
26 #include "expression.h"
27 #include "parser-defs.h"
31 /* The built-in types of F77. FIXME: integer*4 is missing, plain
32 logical is missing (builtin_type_logical is logical*4). */
34 struct type *builtin_type_f_character;
35 struct type *builtin_type_f_logical;
36 struct type *builtin_type_f_logical_s1;
37 struct type *builtin_type_f_logical_s2;
38 struct type *builtin_type_f_integer;
39 struct type *builtin_type_f_integer_s2;
40 struct type *builtin_type_f_real;
41 struct type *builtin_type_f_real_s8;
42 struct type *builtin_type_f_real_s16;
43 struct type *builtin_type_f_complex_s8;
44 struct type *builtin_type_f_complex_s16;
45 struct type *builtin_type_f_complex_s32;
46 struct type *builtin_type_f_void;
48 /* Print the character C on STREAM as part of the contents of a literal
49 string whose delimiter is QUOTER. Note that that format for printing
50 characters and strings is language specific.
51 FIXME: This is a copy of the same function from c-exp.y. It should
52 be replaced with a true F77 version. */
55 emit_char (c, stream, quoter)
60 c &= 0xFF; /* Avoid sign bit follies */
62 if (PRINT_LITERAL_FORM (c))
64 if (c == '\\' || c == quoter)
65 fputs_filtered ("\\", stream);
66 fprintf_filtered (stream, "%c", c);
73 fputs_filtered ("\\n", stream);
76 fputs_filtered ("\\b", stream);
79 fputs_filtered ("\\t", stream);
82 fputs_filtered ("\\f", stream);
85 fputs_filtered ("\\r", stream);
88 fputs_filtered ("\\e", stream);
91 fputs_filtered ("\\a", stream);
94 fprintf_filtered (stream, "\\%.3o", (unsigned int) c);
100 /* FIXME: This is a copy of the same function from c-exp.y. It should
101 be replaced with a true F77version. */
104 f_printchar (c, stream)
108 fputs_filtered ("'", stream);
109 emit_char (c, stream, '\'');
110 fputs_filtered ("'", stream);
113 /* Print the character string STRING, printing at most LENGTH characters.
114 Printing stops early if the number hits print_max; repeat counts
115 are printed as appropriate. Print ellipses at the end if we
116 had to stop before printing LENGTH characters, or if FORCE_ELLIPSES.
117 FIXME: This is a copy of the same function from c-exp.y. It should
118 be replaced with a true F77 version. */
121 f_printstr (stream, string, length, force_ellipses)
127 register unsigned int i;
128 unsigned int things_printed = 0;
131 extern int inspect_it;
132 extern int repeat_count_threshold;
133 extern int print_max;
137 fputs_filtered ("''", stdout);
141 for (i = 0; i < length && things_printed < print_max; ++i)
143 /* Position of the character we are examining
144 to see whether it is repeated. */
146 /* Number of repetitions we have detected so far. */
153 fputs_filtered (", ", stream);
159 while (rep1 < length && string[rep1] == string[i])
165 if (reps > repeat_count_threshold)
170 fputs_filtered ("\\', ", stream);
172 fputs_filtered ("', ", stream);
175 f_printchar (string[i], stream);
176 fprintf_filtered (stream, " <repeats %u times>", reps);
178 things_printed += repeat_count_threshold;
186 fputs_filtered ("\\'", stream);
188 fputs_filtered ("'", stream);
191 emit_char (string[i], stream, '"');
196 /* Terminate the quotes if necessary. */
200 fputs_filtered ("\\'", stream);
202 fputs_filtered ("'", stream);
205 if (force_ellipses || i < length)
206 fputs_filtered ("...", stream);
209 /* FIXME: This is a copy of c_create_fundamental_type(), before
210 all the non-C types were stripped from it. Needs to be fixed
211 by an experienced F77 programmer. */
214 f_create_fundamental_type (objfile, typeid)
215 struct objfile *objfile;
218 register struct type *type = NULL;
223 type = init_type (TYPE_CODE_VOID,
224 TARGET_CHAR_BIT / TARGET_CHAR_BIT,
228 type = init_type (TYPE_CODE_BOOL,
229 TARGET_CHAR_BIT / TARGET_CHAR_BIT,
230 TYPE_FLAG_UNSIGNED, "boolean", objfile);
233 type = init_type (TYPE_CODE_STRING,
234 TARGET_CHAR_BIT / TARGET_CHAR_BIT,
235 0, "string", objfile);
238 type = init_type (TYPE_CODE_INT,
239 TARGET_CHAR_BIT / TARGET_CHAR_BIT,
240 0, "character", objfile);
243 type = init_type (TYPE_CODE_INT,
244 TARGET_CHAR_BIT / TARGET_CHAR_BIT,
245 0, "integer*1", objfile);
247 case FT_UNSIGNED_CHAR:
248 type = init_type (TYPE_CODE_BOOL,
249 TARGET_CHAR_BIT / TARGET_CHAR_BIT,
250 TYPE_FLAG_UNSIGNED, "logical*1", objfile);
253 type = init_type (TYPE_CODE_INT,
254 TARGET_SHORT_BIT / TARGET_CHAR_BIT,
255 0, "integer*2", objfile);
257 case FT_SIGNED_SHORT:
258 type = init_type (TYPE_CODE_INT,
259 TARGET_SHORT_BIT / TARGET_CHAR_BIT,
260 0, "short", objfile); /* FIXME-fnf */
262 case FT_UNSIGNED_SHORT:
263 type = init_type (TYPE_CODE_BOOL,
264 TARGET_SHORT_BIT / TARGET_CHAR_BIT,
265 TYPE_FLAG_UNSIGNED, "logical*2", objfile);
268 type = init_type (TYPE_CODE_INT,
269 TARGET_INT_BIT / TARGET_CHAR_BIT,
270 0, "integer*4", objfile);
272 case FT_SIGNED_INTEGER:
273 type = init_type (TYPE_CODE_INT,
274 TARGET_INT_BIT / TARGET_CHAR_BIT,
275 0, "integer", objfile); /* FIXME -fnf */
277 case FT_UNSIGNED_INTEGER:
278 type = init_type (TYPE_CODE_BOOL,
279 TARGET_INT_BIT / TARGET_CHAR_BIT,
280 TYPE_FLAG_UNSIGNED, "logical*4", objfile);
282 case FT_FIXED_DECIMAL:
283 type = init_type (TYPE_CODE_INT,
284 TARGET_INT_BIT / TARGET_CHAR_BIT,
285 0, "fixed decimal", objfile);
288 type = init_type (TYPE_CODE_INT,
289 TARGET_LONG_BIT / TARGET_CHAR_BIT,
293 type = init_type (TYPE_CODE_INT,
294 TARGET_LONG_BIT / TARGET_CHAR_BIT,
295 0, "long", objfile); /* FIXME -fnf */
297 case FT_UNSIGNED_LONG:
298 type = init_type (TYPE_CODE_INT,
299 TARGET_LONG_BIT / TARGET_CHAR_BIT,
300 TYPE_FLAG_UNSIGNED, "unsigned long", objfile);
303 type = init_type (TYPE_CODE_INT,
304 TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT,
305 0, "long long", objfile);
307 case FT_SIGNED_LONG_LONG:
308 type = init_type (TYPE_CODE_INT,
309 TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT,
310 0, "signed long long", objfile);
312 case FT_UNSIGNED_LONG_LONG:
313 type = init_type (TYPE_CODE_INT,
314 TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT,
315 TYPE_FLAG_UNSIGNED, "unsigned long long", objfile);
318 type = init_type (TYPE_CODE_FLT,
319 TARGET_FLOAT_BIT / TARGET_CHAR_BIT,
322 case FT_DBL_PREC_FLOAT:
323 type = init_type (TYPE_CODE_FLT,
324 TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
325 0, "real*8", objfile);
327 case FT_FLOAT_DECIMAL:
328 type = init_type (TYPE_CODE_FLT,
329 TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
330 0, "floating decimal", objfile);
332 case FT_EXT_PREC_FLOAT:
333 type = init_type (TYPE_CODE_FLT,
334 TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT,
335 0, "real*16", objfile);
338 type = init_type (TYPE_CODE_COMPLEX,
339 2 * TARGET_FLOAT_BIT / TARGET_CHAR_BIT,
340 0, "complex*8", objfile);
341 TYPE_TARGET_TYPE (type) = builtin_type_f_real;
343 case FT_DBL_PREC_COMPLEX:
344 type = init_type (TYPE_CODE_COMPLEX,
345 2 * TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
346 0, "complex*16", objfile);
347 TYPE_TARGET_TYPE (type) = builtin_type_f_real_s8;
349 case FT_EXT_PREC_COMPLEX:
350 type = init_type (TYPE_CODE_COMPLEX,
351 2 * TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT,
352 0, "complex*32", objfile);
353 TYPE_TARGET_TYPE (type) = builtin_type_f_real_s16;
356 /* FIXME: For now, if we are asked to produce a type not in this
357 language, create the equivalent of a C integer type with the
358 name "<?type?>". When all the dust settles from the type
359 reconstruction work, this should probably become an error. */
360 type = init_type (TYPE_CODE_INT,
361 TARGET_INT_BIT / TARGET_CHAR_BIT,
362 0, "<?type?>", objfile);
363 warning ("internal error: no F77 fundamental type %d", typeid);
370 /* Table of operators and their precedences for printing expressions. */
372 static const struct op_print f_op_print_tab[] = {
373 { "+", BINOP_ADD, PREC_ADD, 0 },
374 { "+", UNOP_PLUS, PREC_PREFIX, 0 },
375 { "-", BINOP_SUB, PREC_ADD, 0 },
376 { "-", UNOP_NEG, PREC_PREFIX, 0 },
377 { "*", BINOP_MUL, PREC_MUL, 0 },
378 { "/", BINOP_DIV, PREC_MUL, 0 },
379 { "DIV", BINOP_INTDIV, PREC_MUL, 0 },
380 { "MOD", BINOP_REM, PREC_MUL, 0 },
381 { "=", BINOP_ASSIGN, PREC_ASSIGN, 1 },
382 { ".OR.", BINOP_LOGICAL_OR, PREC_LOGICAL_OR, 0 },
383 { ".AND.", BINOP_LOGICAL_AND, PREC_LOGICAL_AND, 0 },
384 { ".NOT.", UNOP_LOGICAL_NOT, PREC_PREFIX, 0 },
385 { ".EQ.", BINOP_EQUAL, PREC_EQUAL, 0 },
386 { ".NE.", BINOP_NOTEQUAL, PREC_EQUAL, 0 },
387 { ".LE.", BINOP_LEQ, PREC_ORDER, 0 },
388 { ".GE.", BINOP_GEQ, PREC_ORDER, 0 },
389 { ".GT.", BINOP_GTR, PREC_ORDER, 0 },
390 { ".LT.", BINOP_LESS, PREC_ORDER, 0 },
391 { "**", UNOP_IND, PREC_PREFIX, 0 },
392 { "@", BINOP_REPEAT, PREC_REPEAT, 0 },
396 struct type ** const (f_builtin_types[]) =
398 &builtin_type_f_character,
399 &builtin_type_f_logical,
400 &builtin_type_f_logical_s1,
401 &builtin_type_f_logical_s2,
402 &builtin_type_f_integer,
403 &builtin_type_f_integer_s2,
404 &builtin_type_f_real,
405 &builtin_type_f_real_s8,
406 &builtin_type_f_real_s16,
407 &builtin_type_f_complex_s8,
408 &builtin_type_f_complex_s16,
410 &builtin_type_f_complex_s32,
412 &builtin_type_f_void,
418 const struct language_defn f_language_defn = {
424 f_parse, /* parser */
425 f_error, /* parser error function */
426 evaluate_subexp_standard,
427 f_printchar, /* Print character constant */
428 f_printstr, /* function to print string constant */
429 f_create_fundamental_type, /* Create fundamental type in this language */
430 f_print_type, /* Print a type using appropriate syntax */
431 f_val_print, /* Print a value using appropriate syntax */
432 c_value_print, /* FIXME */
433 {"", "", "", ""}, /* Binary format info */
434 {"0%o", "0", "o", ""}, /* Octal format info */
435 {"%d", "", "d", ""}, /* Decimal format info */
436 {"0x%x", "0x", "x", ""}, /* Hex format info */
437 f_op_print_tab, /* expression operators for printing */
438 0, /* arrays are first-class (not c-style) */
439 1, /* String lower bound */
440 &builtin_type_f_character, /* Type of string elements */
445 _initialize_f_language ()
447 builtin_type_f_void =
448 init_type (TYPE_CODE_VOID, 1,
450 "VOID", (struct objfile *) NULL);
452 builtin_type_f_character =
453 init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT,
455 "character", (struct objfile *) NULL);
457 builtin_type_f_logical_s1 =
458 init_type (TYPE_CODE_BOOL, TARGET_CHAR_BIT / TARGET_CHAR_BIT,
460 "logical*1", (struct objfile *) NULL);
462 builtin_type_f_integer_s2 =
463 init_type (TYPE_CODE_INT, TARGET_SHORT_BIT / TARGET_CHAR_BIT,
465 "integer*2", (struct objfile *) NULL);
467 builtin_type_f_logical_s2 =
468 init_type (TYPE_CODE_BOOL, TARGET_SHORT_BIT / TARGET_CHAR_BIT,
470 "logical*2", (struct objfile *) NULL);
472 builtin_type_f_integer =
473 init_type (TYPE_CODE_INT, TARGET_INT_BIT / TARGET_CHAR_BIT,
475 "integer", (struct objfile *) NULL);
477 builtin_type_f_logical =
478 init_type (TYPE_CODE_BOOL, TARGET_INT_BIT / TARGET_CHAR_BIT,
480 "logical*4", (struct objfile *) NULL);
482 builtin_type_f_real =
483 init_type (TYPE_CODE_FLT, TARGET_FLOAT_BIT / TARGET_CHAR_BIT,
485 "real", (struct objfile *) NULL);
487 builtin_type_f_real_s8 =
488 init_type (TYPE_CODE_FLT, TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
490 "real*8", (struct objfile *) NULL);
492 builtin_type_f_real_s16 =
493 init_type (TYPE_CODE_FLT, TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT,
495 "real*16", (struct objfile *) NULL);
497 builtin_type_f_complex_s8 =
498 init_type (TYPE_CODE_COMPLEX, 2 * TARGET_FLOAT_BIT / TARGET_CHAR_BIT,
500 "complex*8", (struct objfile *) NULL);
501 TYPE_TARGET_TYPE (builtin_type_f_complex_s8) = builtin_type_f_real;
503 builtin_type_f_complex_s16 =
504 init_type (TYPE_CODE_COMPLEX, 2 * TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
506 "complex*16", (struct objfile *) NULL);
507 TYPE_TARGET_TYPE (builtin_type_f_complex_s16) = builtin_type_f_real_s8;
509 /* We have a new size == 4 double floats for the
510 complex*32 data type */
512 builtin_type_f_complex_s32 =
513 init_type (TYPE_CODE_COMPLEX, 2 * TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT,
515 "complex*32", (struct objfile *) NULL);
516 TYPE_TARGET_TYPE (builtin_type_f_complex_s32) = builtin_type_f_real_s16;
518 builtin_type_string =
519 init_type (TYPE_CODE_STRING, TARGET_CHAR_BIT / TARGET_CHAR_BIT,
521 "character string", (struct objfile *) NULL);
523 add_language (&f_language_defn);
526 /* Following is dubious stuff that had been in the xcoff reader. */
530 long line_offset; /* Line offset for function */
531 struct saved_fcn *next;
535 struct saved_bf_symnum
537 long symnum_fcn; /* Symnum of function (i.e. .function directive) */
538 long symnum_bf; /* Symnum of .bf for this function */
539 struct saved_bf_symnum *next;
542 typedef struct saved_fcn SAVED_FUNCTION, *SAVED_FUNCTION_PTR;
543 typedef struct saved_bf_symnum SAVED_BF, *SAVED_BF_PTR;
546 SAVED_BF_PTR allocate_saved_bf_node()
550 new = (SAVED_BF_PTR) xmalloc (sizeof (SAVED_BF));
554 SAVED_FUNCTION *allocate_saved_function_node()
558 new = (SAVED_FUNCTION *) xmalloc (sizeof (SAVED_FUNCTION));
562 SAVED_F77_COMMON_PTR allocate_saved_f77_common_node()
564 SAVED_F77_COMMON_PTR new;
566 new = (SAVED_F77_COMMON_PTR) xmalloc (sizeof (SAVED_F77_COMMON));
570 COMMON_ENTRY_PTR allocate_common_entry_node()
572 COMMON_ENTRY_PTR new;
574 new = (COMMON_ENTRY_PTR) xmalloc (sizeof (COMMON_ENTRY));
579 SAVED_F77_COMMON_PTR head_common_list=NULL; /* Ptr to 1st saved COMMON */
580 SAVED_F77_COMMON_PTR tail_common_list=NULL; /* Ptr to last saved COMMON */
581 SAVED_F77_COMMON_PTR current_common=NULL; /* Ptr to current COMMON */
583 static SAVED_BF_PTR saved_bf_list=NULL; /* Ptr to (.bf,function)
586 static SAVED_BF_PTR saved_bf_list_end=NULL; /* Ptr to above list's end */
588 static SAVED_BF_PTR current_head_bf_list=NULL; /* Current head of above list
592 static SAVED_BF_PTR tmp_bf_ptr; /* Generic temporary for use
596 /* The following function simply enters a given common block onto
597 the global common block chain */
599 void add_common_block(name,offset,secnum,func_stab)
606 SAVED_F77_COMMON_PTR tmp;
607 char *c,*local_copy_func_stab;
609 /* If the COMMON block we are trying to add has a blank
610 name (i.e. "#BLNK_COM") then we set it to __BLANK
611 because the darn "#" character makes GDB's input
615 if (STREQ(name,BLANK_COMMON_NAME_ORIGINAL) ||
616 STREQ(name,BLANK_COMMON_NAME_MF77))
620 name = alloca(strlen(BLANK_COMMON_NAME_LOCAL) + 1);
621 strcpy(name,BLANK_COMMON_NAME_LOCAL);
624 tmp = allocate_saved_f77_common_node();
626 local_copy_func_stab = xmalloc (strlen(func_stab) + 1);
627 strcpy(local_copy_func_stab,func_stab);
629 tmp->name = xmalloc(strlen(name) + 1);
631 /* local_copy_func_stab is a stabstring, let us first extract the
632 function name from the stab by NULLing out the ':' character. */
636 c = strchr(local_copy_func_stab,':');
641 error("Malformed function STAB found in add_common_block()");
644 tmp->owning_function = xmalloc (strlen(local_copy_func_stab) + 1);
646 strcpy(tmp->owning_function,local_copy_func_stab);
648 strcpy(tmp->name,name);
649 tmp->offset = offset;
652 tmp->secnum = secnum;
654 current_common = tmp;
656 if (head_common_list == NULL)
658 head_common_list = tail_common_list = tmp;
662 tail_common_list->next = tmp;
663 tail_common_list = tmp;
669 /* The following function simply enters a given common entry onto
670 the "current_common" block that has been saved away. */
672 void add_common_entry(entry_sym_ptr)
673 struct symbol *entry_sym_ptr;
675 COMMON_ENTRY_PTR tmp;
679 /* The order of this list is important, since
680 we expect the entries to appear in decl.
681 order when we later issue "info common" calls */
683 tmp = allocate_common_entry_node();
686 tmp->symbol = entry_sym_ptr;
688 if (current_common == NULL)
689 error("Attempt to add COMMON entry with no block open!");
692 if (current_common->entries == NULL)
694 current_common->entries = tmp;
695 current_common->end_of_entries = tmp;
699 current_common->end_of_entries->next = tmp;
700 current_common->end_of_entries = tmp;
707 /* This routine finds the first encountred COMMON block named "name" */
709 SAVED_F77_COMMON_PTR find_first_common_named(name)
713 SAVED_F77_COMMON_PTR tmp;
715 tmp = head_common_list;
719 if (STREQ(tmp->name,name))
727 /* This routine finds the first encountred COMMON block named "name"
728 that belongs to function funcname */
730 SAVED_F77_COMMON_PTR find_common_for_function(name, funcname)
735 SAVED_F77_COMMON_PTR tmp;
737 tmp = head_common_list;
741 if (STREQ(tmp->name,name) && STREQ(tmp->owning_function,funcname))
752 /* The following function is called to patch up the offsets
753 for the statics contained in the COMMON block named
757 void patch_common_entries (blk, offset, secnum)
758 SAVED_F77_COMMON_PTR blk;
762 COMMON_ENTRY_PTR entry;
764 blk->offset = offset; /* Keep this around for future use. */
766 entry = blk->entries;
768 while (entry != NULL)
770 SYMBOL_VALUE (entry->symbol) += offset;
771 SYMBOL_SECTION (entry->symbol) = secnum;
775 blk->secnum = secnum;
779 /* Patch all commons named "name" that need patching.Since COMMON
780 blocks occur with relative infrequency, we simply do a linear scan on
781 the name. Eventually, the best way to do this will be a
782 hashed-lookup. Secnum is the section number for the .bss section
783 (which is where common data lives). */
786 void patch_all_commons_by_name (name, offset, secnum)
792 SAVED_F77_COMMON_PTR tmp;
794 /* For blank common blocks, change the canonical reprsentation
797 if ((STREQ(name,BLANK_COMMON_NAME_ORIGINAL)) ||
798 (STREQ(name,BLANK_COMMON_NAME_MF77)))
801 name = alloca(strlen(BLANK_COMMON_NAME_LOCAL) + 1);
802 strcpy(name,BLANK_COMMON_NAME_LOCAL);
805 tmp = head_common_list;
809 if (COMMON_NEEDS_PATCHING(tmp))
810 if (STREQ(tmp->name,name))
811 patch_common_entries(tmp,offset,secnum);
822 /* This macro adds the symbol-number for the start of the function
823 (the symbol number of the .bf) referenced by symnum_fcn to a
824 list. This list, in reality should be a FIFO queue but since
825 #line pragmas sometimes cause line ranges to get messed up
826 we simply create a linear list. This list can then be searched
827 first by a queueing algorithm and upon failure fall back to
831 #define ADD_BF_SYMNUM(bf_sym,fcn_sym) \
833 if (saved_bf_list == NULL) \
835 tmp_bf_ptr = allocate_saved_bf_node(); \
837 tmp_bf_ptr->symnum_bf = (bf_sym); \
838 tmp_bf_ptr->symnum_fcn = (fcn_sym); \
839 tmp_bf_ptr->next = NULL; \
841 current_head_bf_list = saved_bf_list = tmp_bf_ptr; \
842 saved_bf_list_end = tmp_bf_ptr; \
846 tmp_bf_ptr = allocate_saved_bf_node(); \
848 tmp_bf_ptr->symnum_bf = (bf_sym); \
849 tmp_bf_ptr->symnum_fcn = (fcn_sym); \
850 tmp_bf_ptr->next = NULL; \
852 saved_bf_list_end->next = tmp_bf_ptr; \
853 saved_bf_list_end = tmp_bf_ptr; \
857 /* This function frees the entire (.bf,function) list */
863 SAVED_BF_PTR tmp = saved_bf_list;
864 SAVED_BF_PTR next = NULL;
872 saved_bf_list = NULL;
875 int global_remote_debug;
878 get_bf_for_fcn (the_function)
884 /* First use a simple queuing algorithm (i.e. look and see if the
885 item at the head of the queue is the one you want) */
887 if (saved_bf_list == NULL)
888 fatal ("cannot get .bf node off empty list");
890 if (current_head_bf_list != NULL)
891 if (current_head_bf_list->symnum_fcn == the_function)
893 if (global_remote_debug)
896 tmp = current_head_bf_list;
897 current_head_bf_list = current_head_bf_list->next;
898 return(tmp->symnum_bf);
901 /* If the above did not work (probably because #line directives were
902 used in the sourcefile and they messed up our internal tables) we now do
903 the ugly linear scan */
905 if (global_remote_debug)
906 fprintf(stderr,"\ndefaulting to linear scan\n");
913 if (tmp->symnum_fcn == the_function)
915 if (global_remote_debug)
916 fprintf(stderr,"Found in %d probes\n",nprobes);
917 current_head_bf_list = tmp->next;
918 return(tmp->symnum_bf);
926 static SAVED_FUNCTION_PTR saved_function_list=NULL;
927 #if 0 /* Currently unused */
928 static SAVED_FUNCTION_PTR saved_function_list_end=NULL;
931 void clear_function_list()
933 SAVED_FUNCTION_PTR tmp = saved_function_list;
934 SAVED_FUNCTION_PTR next = NULL;
943 saved_function_list = NULL;