X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;ds=sidebyside;f=gdb%2Fstabsread.h;h=aa52a98e72d91804047fa2a9d89f221abfa60714;hb=3804da7e07a13c14210d79de55ebfe2318421164;hp=050d238b193c184f429e342991fb64f2072c4405;hpb=2731625a564e7c5134aae47bb0a6dffa8f4b7896;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/stabsread.h b/gdb/stabsread.h index 050d238b19..aa52a98e72 100644 --- a/gdb/stabsread.h +++ b/gdb/stabsread.h @@ -1,75 +1,87 @@ /* Include file for stabs debugging format support functions. - Copyright 1986-1991, 1992, 1993 Free Software Foundation, Inc. + Copyright (C) 1986-2020 Free Software Foundation, Inc. -This file is part of GDB. + This file is part of GDB. -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +#ifndef STABSREAD_H +#define STABSREAD_H + +struct objfile; +enum language; /* Definitions, prototypes, etc for stabs debugging format support - functions. + functions. */ + +#define HASHSIZE 127 /* Size of things hashed via + hashname(). */ + +/* Compute a small integer hash code for the given name. */ + +extern int hashname (const char *name); + +/* Count symbols as they are processed, for error messages. */ - Variables declared in this file can be defined by #define-ing - the name EXTERN to null. It is used to declare variables that - are normally extern, but which get defined in a single module - using this technique. */ +extern unsigned int symnum; -#ifndef EXTERN -#define EXTERN extern -#endif +#define next_symbol_text(objfile) (*next_symbol_text_func)(objfile) -/* Convert stab register number (from `r' declaration) to a gdb REGNUM. */ +/* Function to invoke get the next symbol. Return the symbol name. */ -#ifndef STAB_REG_TO_REGNUM -#define STAB_REG_TO_REGNUM(VALUE) (VALUE) -#endif +extern const char *(*next_symbol_text_func) (struct objfile *); + +/* Global variable which, when set, indicates that we are processing a + .o file compiled with gcc */ + +extern unsigned char processing_gcc_compilation; + +/* Nonzero if within a function (so symbols should be local, if + nothing says specifically). */ + +extern int within_function; /* Hash table of global symbols whose values are not known yet. They are chained thru the SYMBOL_VALUE_CHAIN, since we don't have the correct data for that slot yet. The use of the LOC_BLOCK code in this chain is nonstandard-- - it refers to a FORTRAN common block rather than the usual meaning. */ + it refers to a FORTRAN common block rather than the usual meaning, and + the such LOC_BLOCK symbols use their fields in nonstandard ways. */ + +extern struct symbol *global_sym_chain[HASHSIZE]; -EXTERN struct symbol *global_sym_chain[HASHSIZE]; +extern void common_block_start (const char *, struct objfile *); +extern void common_block_end (struct objfile *); /* Kludge for xcoffread.c */ struct pending_stabs -{ - int count; - int length; - char *stab[1]; -}; + { + int count; + int length; + char *stab[1]; + }; -EXTERN struct pending_stabs *global_stabs; - -/* List of symbols declared since the last BCOMM. This list is a tail - of local_symbols. When ECOMM is seen, the symbols on the list - are noted so their proper addresses can be filled in later, - using the common block base address gotten from the assembler - stabs. */ - -EXTERN struct pending *common_block; -EXTERN int common_block_i; +extern struct pending_stabs *global_stabs; /* The type code that process_one_symbol saw on its previous invocation. - Used to detect pairs of N_SO symbols. */ + Used to detect pairs of N_SO symbols. */ -EXTERN int previous_stab_code; +extern int previous_stab_code; -/* Support for Sun changes to dbx symbol format */ +/* Support for Sun changes to dbx symbol format. */ /* For each identified header file, we have a table of types defined in that header file. @@ -90,32 +102,37 @@ EXTERN int previous_stab_code; used to match header-file references to their corresponding data. */ struct header_file -{ + { + + /* Name of header file */ - /* Name of header file */ - - char *name; + char *name; - /* Numeric code distinguishing instances of one header file that produced - different results when included. It comes from the N_BINCL or N_EXCL. */ + /* Numeric code distinguishing instances of one header file that + produced different results when included. It comes from the + N_BINCL or N_EXCL. */ - int instance; + int instance; - /* Pointer to vector of types */ + /* Pointer to vector of types */ - struct type **vector; + struct type **vector; - /* Allocated length (# elts) of that vector */ + /* Allocated length (# elts) of that vector */ - int length; + int length; -}; + }; -EXTERN struct header_file *header_files; +/* The table of header_files of this OBJFILE. */ +#define HEADER_FILES(OBJFILE) (DBX_SYMFILE_INFO (OBJFILE)->header_files) -EXTERN int n_header_files; +/* The actual length of HEADER_FILES. */ +#define N_HEADER_FILES(OBJFILE) (DBX_SYMFILE_INFO (OBJFILE)->n_header_files) -EXTERN int n_allocated_header_files; +/* The allocated lengh of HEADER_FILES. */ +#define N_ALLOCATED_HEADER_FILES(OBJFILE) \ + (DBX_SYMFILE_INFO (OBJFILE)->n_allocated_header_files) /* Within each object file, various header files are assigned numbers. A type is defined or referred to with a pair of numbers @@ -123,78 +140,75 @@ EXTERN int n_allocated_header_files; and TYPENUM is the number within that header file. TYPENUM is the index within the vector of types for that header file. - FILENUM == 1 is special; it refers to the main source of the object file, + FILENUM == 0 is special; it refers to the main source of the object file, and not to any header file. FILENUM != 1 is interpreted by looking it up in the following table, which contains indices in header_files. */ -EXTERN int *this_object_header_files; +extern int *this_object_header_files; + +extern int n_this_object_header_files; + +extern int n_allocated_this_object_header_files; -EXTERN int n_this_object_header_files; +extern void cleanup_undefined_stabs_types (struct objfile *); -EXTERN int n_allocated_this_object_header_files; +extern long read_number (char **, int); -extern struct complaint unknown_symtype_complaint; -extern struct complaint unknown_symchar_complaint; +extern struct symbol *define_symbol (CORE_ADDR, const char *, int, int, + struct objfile *); -extern struct type * -read_type PARAMS ((char **, struct objfile *)); +extern void stabsread_init (void); -extern void -cleanup_undefined_types PARAMS ((void)); +extern void stabsread_new_init (void); -extern struct type ** -dbx_lookup_type PARAMS ((int [2])); +extern void start_stabs (void); -extern long -read_number PARAMS ((char **, int)); +extern void end_stabs (void); -extern void -add_undefined_type PARAMS ((struct type *)); +extern void finish_global_stabs (struct objfile *objfile); + +/* Functions exported by dbxread.c. These are not in stabsread.c because + they are only used by some stabs readers. */ -extern struct symbol * -define_symbol PARAMS ((unsigned int, char *, int, int, struct objfile *)); +extern struct partial_symtab *dbx_end_psymtab + (struct objfile *objfile, struct partial_symtab *pst, + const char **include_list, int num_includes, + int capping_symbol_offset, CORE_ADDR capping_text, + struct partial_symtab **dependency_list, int number_dependencies, + int textlow_not_set); -extern void -stabsread_init PARAMS ((void)); +extern void process_one_symbol (int, int, CORE_ADDR, const char *, + const section_offsets &, + struct objfile *, enum language); -extern void -stabsread_new_init PARAMS ((void)); +extern void elfstab_build_psymtabs (struct objfile *objfile, + asection *stabsect, + file_ptr stabstroffset, + unsigned int stabstrsize); -extern void -start_stabs PARAMS ((void)); +extern void coffstab_build_psymtabs + (struct objfile *objfile, + CORE_ADDR textaddr, unsigned int textsize, + const std::vector &stabs, + file_ptr stabstroffset, unsigned int stabstrsize); -extern void -end_stabs PARAMS ((void)); +extern void stabsect_build_psymtabs (struct objfile *objfile, char *stab_name, + char *stabstr_name, char *text_name); -extern void -finish_global_stabs PARAMS ((struct objfile *objfile)); - -/* Functions exported by dbxread.c. These are not in stabsread.h because - they are only used by some stabs readers. */ +extern int symbol_reference_defined (const char **); + +extern void ref_add (int, struct symbol *, const char *, CORE_ADDR); -extern struct partial_symtab * -start_psymtab PARAMS ((struct objfile *, struct section_offsets *, char *, - CORE_ADDR, int, struct partial_symbol *, - struct partial_symbol *)); +extern struct symbol *ref_search (int); -extern void -end_psymtab PARAMS ((struct partial_symtab *, char **, int, int, CORE_ADDR, - struct partial_symtab **, int)); +extern void free_header_files (void); -extern void -process_one_symbol PARAMS ((int, int, CORE_ADDR, char *, - struct section_offsets *, struct objfile *)); +extern void init_header_files (void); -extern void -elfstab_build_psymtabs PARAMS ((struct objfile *objfile, - struct section_offsets *section_offsets, - int mainline, - file_ptr staboff, unsigned int stabsize, - file_ptr stabstroffset, - unsigned int stabstrsize)); +/* Scan through all of the global symbols defined in the object file, + assigning values to the debugging symbols that need to be assigned + to. Get these symbols from the minimal symbol table. */ -extern void -pastab_build_psymtabs PARAMS ((struct objfile *, struct section_offsets *, - int)); +extern void scan_file_globals (struct objfile *objfile); -#undef EXTERN +#endif /* STABSREAD_H */