/* Build symbol tables in GDB's internal format.
- Copyright (C) 1986-1991 Free Software Foundation, Inc.
+ Copyright (C) 1986-1996 Free Software Foundation, Inc.
This file is part of GDB.
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. */
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#if !defined (BUILDSYM_H)
#define BUILDSYM_H 1
using this technique. */
#ifndef EXTERN
-#define EXTERN extern
+#define EXTERN extern
#endif
-/* Convert stab register number (from `r' declaration) to a gdb REGNUM. */
+#define HASHSIZE 127 /* Size of things hashed via hashname() */
-#ifndef STAB_REG_TO_REGNUM
-#define STAB_REG_TO_REGNUM(VALUE) (VALUE)
-#endif
-\f
/* Name of source file whose symbol data we are now processing.
- This comes from a symbol of type N_SO. */
+ This comes from a symbol of type N_SO. */
EXTERN char *last_source_file;
/* Core address of start of text of current source file.
- This too comes from the N_SO symbol. */
+ This too comes from the N_SO symbol. */
EXTERN CORE_ADDR last_source_start_addr;
char *dirname;
struct linetable *line_vector;
int line_vector_length;
+ enum language language;
};
EXTERN struct subfile *subfiles;
EXTERN unsigned char processing_gcc_compilation;
-/* Count symbols as they are processed, for error messages. */
-
-EXTERN unsigned int symnum;
-
-/* Vector of types defined so far, indexed by their dbx type numbers.
- (In newer sun systems, dbx uses a pair of numbers in parens,
- as in "(SUBFILENUM,NUMWITHINSUBFILE)". Then these numbers must be
- translated through the type_translations hash table to get
- the index into the type vector.) */
-
-EXTERN struct type **type_vector;
-
-/* Number of elements allocated for type_vector currently. */
+/* When set, we are processing a .o file compiled by sun acc. This is
+ misnamed; it refers to all stabs-in-elf implementations which use
+ N_UNDF the way Sun does, including Solaris gcc. Hopefully all
+ stabs-in-elf implementations ever invented will choose to be
+ compatible. */
-EXTERN int type_vector_length;
+EXTERN unsigned char processing_acc_compilation;
-/* 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. */
+/* Count symbols as they are processed, for error messages. */
-#define HASHSIZE 127
-EXTERN struct symbol *global_sym_chain[HASHSIZE];
+EXTERN unsigned int symnum;
/* Record the symbols defined for each context in a list.
We don't create a struct block for the context until we
};
/* List of free `struct pending' structures for reuse. */
+
EXTERN struct pending *free_pendings;
/* Here are the three lists that symbols are put on. */
EXTERN struct pending *local_symbols; /* everything local to lexic context */
-/* Kludge for xcoffread.c */
-struct pending_stabs {
- int count, 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;
-
/* Stack representing unclosed lexical contexts
(that will become blocks, eventually). */
struct context_stack
{
- struct pending *locals; /* Outer locals at the time we entered */
- struct pending_block *old_blocks; /* Pointer into blocklist as of entry */
- struct symbol *name; /* Name of function, if any, defining context*/
- CORE_ADDR start_addr; /* PC where this context starts */
- CORE_ADDR end_addr; /* Temp slot for exception handling. */
- int depth; /* For error-checking matching push/pop */
+ /* Outer locals at the time we entered */
+
+ struct pending *locals;
+
+ /* Pointer into blocklist as of entry */
+
+ struct pending_block *old_blocks;
+
+ /* Name of function, if any, defining context*/
+
+ struct symbol *name;
+
+ /* PC where this context starts */
+
+ CORE_ADDR start_addr;
+
+ /* Temp slot for exception handling. */
+
+ CORE_ADDR end_addr;
+
+ /* For error-checking matching push/pop */
+
+ int depth;
+
};
EXTERN struct context_stack *context_stack;
/* Index of first unused entry in context stack. */
+
EXTERN int context_stack_depth;
/* Currently allocated size of context stack. */
by a real function, push_context. This returns a pointer to a struct
context_stack. */
-#define pop_context() \
- (&context_stack[--context_stack_depth]);
+#define pop_context() (&context_stack[--context_stack_depth]);
/* Nonzero if within a function (so symbols should be local,
if nothing says specifically). */
EXTERN struct pending_block *pending_blocks;
-/* Global variable which, when set, indicates that we are processing a
- .o file compiled with gcc */
-
-EXTERN unsigned char processing_gcc_compilation;
-
-/* The type code that process_one_symbol saw on its previous invocation.
- Used to detect pairs of N_SO symbols. */
-
-EXTERN int previous_stab_code;
-
-/* Setup a define to deal cleanly with the underscore problem */
-
-#ifdef NAMES_HAVE_UNDERSCORE
-#define HASH_OFFSET 1
-#else
-#define HASH_OFFSET 0
-#endif
\f
-/* Support for Sun changes to dbx symbol format */
-
-/* For each identified header file, we have a table of types defined
- in that header file.
-
- header_files maps header file names to their type tables.
- It is a vector of n_header_files elements.
- Each element describes one header file.
- It contains a vector of types.
-
- Sometimes it can happen that the same header file produces
- different results when included in different places.
- This can result from conditionals or from different
- things done before including the file.
- When this happens, there are multiple entries for the file in this table,
- one entry for each distinct set of results.
- The entries are distinguished by the INSTANCE field.
- The INSTANCE field appears in the N_BINCL and N_EXCL symbol table and is
- used to match header-file references to their corresponding data. */
-
-struct header_file
+struct subfile_stack
{
- char *name; /* Name of header file */
- int instance; /* Numeric code distinguishing instances
- of one header file that produced
- different results when included.
- It comes from the N_BINCL or N_EXCL. */
- struct type **vector; /* Pointer to vector of types */
- int length; /* Allocated length (# elts) of that vector */
+ struct subfile_stack *next;
+ char *name;
};
-EXTERN struct header_file *header_files;
-
-EXTERN int n_header_files;
-
-EXTERN int 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
- (FILENUM,TYPENUM) where FILENUM is the number of the header file
- 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,
- 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 struct subfile_stack *subfile_stack;
-EXTERN int *this_object_header_files;
+#define next_symbol_text(objfile) (*next_symbol_text_func)(objfile)
-EXTERN int n_this_object_header_files;
+/* Function to invoke get the next symbol. Return the symbol name. */
-EXTERN int n_allocated_this_object_header_files;
+EXTERN char *(*next_symbol_text_func) PARAMS ((struct objfile *));
-struct subfile_stack
-{
- struct subfile_stack *next;
- char *name;
-};
+/* Vector of types defined so far, indexed by their type numbers.
+ Used for both stabs and coff.
+ (In newer sun systems, dbx uses a pair of numbers in parens,
+ as in "(SUBFILENUM,NUMWITHINSUBFILE)". Then these numbers must be
+ translated through the type_translations hash table to get
+ the index into the type vector.) */
-EXTERN struct subfile_stack *subfile_stack;
+EXTERN struct type **type_vector;
-extern struct complaint unknown_symtype_complaint;
+/* Number of elements allocated for type_vector currently. */
-#define next_symbol_text() (*next_symbol_text_func)()
+EXTERN int type_vector_length;
-/* Function to invoke get the next symbol. Return the symbol name. */
+/* Initial size of type vector. Is realloc'd larger if needed,
+ and realloc'd down to the size actually used, when completed. */
-EXTERN char *(*next_symbol_text_func) PARAMS ((void));
+#define INITIAL_TYPE_VECTOR_LENGTH 160
extern void
add_symbol_to_list PARAMS ((struct symbol *, struct pending **));
extern struct symbol *
find_symbol_in_list PARAMS ((struct pending *, char *, int));
-extern void
-read_type_number PARAMS ((char **, int *));
-
-extern struct type *
-read_type PARAMS ((char **, struct objfile *));
-
-extern struct type **
-dbx_lookup_type PARAMS ((int [2]));
-
-extern long
-read_number PARAMS ((char **, int));
-
extern void
finish_block PARAMS ((struct symbol *, struct pending **,
struct pending_block *, CORE_ADDR, CORE_ADDR,
struct objfile *));
-extern void
-add_undefined_type PARAMS ((struct type *));
-
extern void
really_free_pendings PARAMS ((int foo));
extern void
start_subfile PARAMS ((char *, char *));
+extern void
+patch_subfile_names PARAMS ((struct subfile *subfile, char *name));
+
extern void
push_subfile PARAMS ((void));
pop_subfile PARAMS ((void));
extern struct symtab *
-end_symtab PARAMS ((CORE_ADDR, int, int,struct objfile *));
+end_symtab PARAMS ((CORE_ADDR, struct objfile *, int));
extern void
scan_file_globals PARAMS ((struct objfile *));
extern void
start_symtab PARAMS ((char *, char *, CORE_ADDR));
-extern struct symbol *
-define_symbol PARAMS ((unsigned int, char *, int, int, struct objfile *));
-
-extern struct partial_symtab *
-start_psymtab PARAMS ((struct objfile *, CORE_ADDR, char *, CORE_ADDR, int,
- struct partial_symbol *, struct partial_symbol *));
-
-extern void
-end_psymtab PARAMS ((struct partial_symtab *, char **, int, int, CORE_ADDR,
- struct partial_symtab **, int));
-
-extern void
-process_one_symbol PARAMS ((int, int, CORE_ADDR, char *, int,
- struct objfile *));
-
extern int
hashname PARAMS ((char *));
+#undef EXTERN
+
#endif /* defined (BUILDSYM_H) */
projects / deliverable / binutils-gdb.git / blobdiff