* target.h: Put remote_debug declaration back here. Add baud_rate.

[binutils.git] / gdb / buildsym.h

diff --git a/gdb/buildsym.h b/gdb/buildsym.h
index 7cef879c0f3333b83fd72bdf777f173ada7c8ad8..e034863f396a601b3fc5d786a84cef7d333e0f28 100644 (file)
--- a/gdb/buildsym.h
+++ b/gdb/buildsym.h
@@ -17,6 +17,9 @@ 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.  */
 
 along with this program; if not, write to the Free Software
 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 

+#if !defined (BUILDSYM_H)
+#define BUILDSYM_H 1
+

 /* This module provides definitions used for creating and adding to
    the symbol table.  These routines are called from various symbol-
    file-reading routines.  
 /* This module provides definitions used for creating and adding to
    the symbol table.  These routines are called from various symbol-
    file-reading routines.  


@@ -30,41 +33,18 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
    using this technique.  */
 
 #ifndef EXTERN
    using this technique.  */
 
 #ifndef EXTERN

-#define        EXTERN  extern
+#define        EXTERN extern

 #endif
 
 #endif
 

-extern void add_symbol_to_list ();
-extern void process_one_symbol ();
-extern struct type *read_type ();
-extern struct type *read_range_type ();
-extern struct type *read_enum_type ();
-extern struct type *read_struct_type ();
-extern struct type *read_array_type ();
-extern struct type **read_args ();
-extern struct type **dbx_lookup_type ();
-extern long read_number ();
-extern void finish_block ();
-extern struct blockvector *make_blockvector ();
-extern void add_undefined_type ();
-extern void really_free_pendings ();
-extern struct symtab *end_symtab ();
-extern void scan_file_globals ();
-extern void buildsym_new_init ();
-extern void buildsym_init ();
-
-/* Convert stab register number (from `r' declaration) to a gdb REGNUM.  */
-
-#ifndef STAB_REG_TO_REGNUM
-#define STAB_REG_TO_REGNUM(VALUE) (VALUE)
-#endif
-\f
+#define HASHSIZE 127   /* Size of things hashed via hashname() */
+

 /* Name of source file whose symbol data we are now processing.
 /* 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.
 
 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;
 
 
 EXTERN CORE_ADDR last_source_start_addr;
 


@@ -79,8 +59,7 @@ struct subfile
   char *dirname;
   struct linetable *line_vector;
   int line_vector_length;
   char *dirname;
   struct linetable *line_vector;
   int line_vector_length;

-  int line_vector_index;
-  int prev_line_number;
+  enum language language;

 };
 
 EXTERN struct subfile *subfiles;
 };
 
 EXTERN struct subfile *subfiles;


@@ -92,46 +71,17 @@ EXTERN struct subfile *current_subfile;
 
 EXTERN unsigned char processing_gcc_compilation;
 
 
 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.  */
-
-EXTERN int type_vector_length;
-
-/* Vector of line number information.  */
-
-EXTERN struct linetable *line_vector;
+/* 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.  */

 
 

-/* Index of next entry to go in line_vector_index.  */
+EXTERN unsigned char processing_acc_compilation;

 
 

-EXTERN int line_vector_index;
-
-/* Last line number recorded in the line vector.  */
-
-EXTERN int prev_line_number;
-
-/* Number of elements allocated for line_vector currently.  */
-
-EXTERN int line_vector_length;
-
-/* 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
 
 /* Record the symbols defined for each context in a list.
    We don't create a struct block for the context until we


@@ -147,6 +97,7 @@ struct pending
 };
 
 /* List of free `struct pending' structures for reuse.  */
 };
 
 /* 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 *free_pendings;
 
 /* Here are the three lists that symbols are put on.  */


@@ -155,39 +106,55 @@ EXTERN struct pending *file_symbols;      /* static at top level, and types */
 
 EXTERN struct pending *global_symbols; /* global functions and variables */
 
 
 EXTERN struct pending *global_symbols; /* global functions and variables */
 

-EXTERN struct pending *local_symbols;  /* everything local to lexical context */
-
-/* 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 *local_symbols;  /* everything local to lexic context */

 
 /* Stack representing unclosed lexical contexts
    (that will become blocks, eventually).  */
 
 struct context_stack
 {
 
 /* Stack representing unclosed lexical contexts
    (that will become blocks, eventually).  */
 
 struct context_stack
 {

+  /* Outer locals at the time we entered */
+

   struct pending *locals;
   struct pending *locals;

+
+  /* Pointer into blocklist as of entry */
+

   struct pending_block *old_blocks;
   struct pending_block *old_blocks;

+
+  /* Name of function, if any, defining context*/
+

   struct symbol *name;
   struct symbol *name;

+
+  /* PC where this context starts */
+

   CORE_ADDR start_addr;
   CORE_ADDR start_addr;

-  CORE_ADDR end_addr;          /* Temp slot for exception handling. */
+
+  /* Temp slot for exception handling. */
+
+  CORE_ADDR end_addr;
+
+  /* For error-checking matching push/pop */
+

   int depth;
   int depth;

+

 };
 
 EXTERN struct context_stack *context_stack;
 
 /* Index of first unused entry in context stack.  */
 };
 
 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.  */
 
 EXTERN int context_stack_size;
 
 EXTERN int context_stack_depth;
 
 /* Currently allocated size of context stack.  */
 
 EXTERN int context_stack_size;
 

+/* Macro "function" for popping contexts from the stack.  Pushing is done
+   by a real function, push_context.  This returns a pointer to a struct
+   context_stack.  */
+
+#define        pop_context() (&context_stack[--context_stack_depth]);
+

 /* Nonzero if within a function (so symbols should be local,
    if nothing says specifically).  */
 
 /* Nonzero if within a function (so symbols should be local,
    if nothing says specifically).  */
 


@@ -204,71 +171,89 @@ struct pending_block
 
 EXTERN struct pending_block *pending_blocks;
 
 
 EXTERN struct pending_block *pending_blocks;
 

-extern CORE_ADDR startup_file_start;   /* From blockframe.c */
-extern CORE_ADDR startup_file_end;     /* From blockframe.c */
+\f
+struct subfile_stack
+{
+  struct subfile_stack *next;
+  char *name;
+};

 
 

-/* Global variable which, when set, indicates that we are processing a
-   .o file compiled with gcc */
+EXTERN struct subfile_stack *subfile_stack;

 
 

-EXTERN unsigned char processing_gcc_compilation;
+#define next_symbol_text() (*next_symbol_text_func)()

 
 

-/* Setup a define to deal cleanly with the underscore problem */
+/* Function to invoke get the next symbol.  Return the symbol name. */

 
 

-#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
-{
-  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 */
-};
+EXTERN char *(*next_symbol_text_func) PARAMS ((void));
+
+/* 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 type **type_vector;
+
+/* Number of elements allocated for type_vector currently.  */
+
+EXTERN int type_vector_length;
+
+/* Initial size of type vector.  Is realloc'd larger if needed,
+   and realloc'd down to the size actually used, when completed.  */
+
+#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
+finish_block PARAMS ((struct symbol *, struct pending **,
+                     struct pending_block *, CORE_ADDR, CORE_ADDR,
+                     struct objfile *));
+
+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));
+
+extern char *
+pop_subfile PARAMS ((void));
+
+extern struct symtab *
+end_symtab PARAMS ((CORE_ADDR, int, int, struct objfile *, int));
+
+extern void
+scan_file_globals PARAMS ((struct objfile *));

 
 

-EXTERN struct header_file *header_files;
+extern void
+buildsym_new_init PARAMS ((void));

 
 

-EXTERN int n_header_files;
+extern void
+buildsym_init PARAMS ((void));

 
 

-EXTERN int n_allocated_header_files;
+extern struct context_stack *
+push_context PARAMS ((int, CORE_ADDR));

 
 

-/* 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.
+extern void
+record_line PARAMS ((struct subfile *, int, CORE_ADDR));

 
 

-   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 void
+start_symtab PARAMS ((char *, char *, CORE_ADDR));

 
 

-EXTERN int *this_object_header_files;
+extern int
+hashname PARAMS ((char *));

 
 

-EXTERN int n_this_object_header_files;
+#undef EXTERN

 
 

-EXTERN int n_allocated_this_object_header_files;
+#endif /* defined (BUILDSYM_H) */