/* Build symbol tables in GDB's internal format.
- Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1995, 1996,
- 1997, 1998, 1999, 2000, 2002, 2003, 2007 Free Software Foundation, Inc.
+ Copyright (C) 1986-2014 Free Software Foundation, Inc.
This file is part of GDB.
struct objfile;
struct symbol;
+struct addrmap;
/* This module provides definitions used for creating and adding to
the symbol table. These routines are called from various symbol-
this technique. */
struct block;
+struct pending_block;
#ifndef EXTERN
#define EXTERN extern
#endif
#define HASHSIZE 127 /* Size of things hashed via
- hashname() */
-
-/* Name of source file whose symbol data we are now processing. This
- comes from a symbol of type N_SO. */
-
-EXTERN char *last_source_file;
+ hashname(). */
/* Core address of start of text of current source file. This too
- comes from the N_SO symbol. */
+ comes from the N_SO symbol. For Dwarf it typically comes from the
+ DW_AT_low_pc attribute of a DW_TAG_compile_unit DIE. */
EXTERN CORE_ADDR last_source_start_addr;
struct linetable *line_vector;
int line_vector_length;
enum language language;
- char *producer;
- char *debugformat;
+ const char *producer;
+ const char *debugformat;
struct symtab *symtab;
};
-EXTERN struct subfile *subfiles;
-
EXTERN struct subfile *current_subfile;
/* Global variable which, when set, indicates that we are processing a
EXTERN struct pending *local_symbols;
-/* func params local to lexical context */
+/* "using" directives local to lexical context. */
-EXTERN struct pending *param_symbols;
+EXTERN struct using_direct *using_directives;
/* Stack representing unclosed lexical contexts (that will become
blocks, eventually). */
struct pending *locals;
- /* Pending func params at the time we entered */
+ /* Pending using directives at the time we entered. */
- struct pending *params;
+ struct using_direct *using_directives;
/* Pointer into blocklist as of entry */
CORE_ADDR start_addr;
- /* Temp slot for exception handling. */
+ /* Temp slot for exception handling. */
CORE_ADDR end_addr;
EXTERN int within_function;
-/* List of blocks already made (lexical contexts already closed).
- This is used at the end to make the blockvector. */
-
-struct pending_block
- {
- struct pending_block *next;
- struct block *block;
- };
+/* The type of the record_line function. */
+typedef void (record_line_ftype) (struct subfile *subfile, int line,
+ CORE_ADDR pc);
-/* Pointer to the head of a linked list of symbol blocks which have
- already been finalized (lexical contexts already closed) and which
- are just waiting to be built into a blockvector when finalizing the
- associated symtab. */
-
-EXTERN struct pending_block *pending_blocks;
\f
-struct subfile_stack
- {
- struct subfile_stack *next;
- char *name;
- };
-
-EXTERN struct subfile_stack *subfile_stack;
-
#define next_symbol_text(objfile) (*next_symbol_text_func)(objfile)
-/* Function to invoke get the next symbol. Return the symbol name. */
+/* Function to invoke get the next symbol. Return the symbol name. */
EXTERN char *(*next_symbol_text_func) (struct objfile *);
-/* 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_free_pendings (struct pending *list);
-
extern void add_symbol_to_list (struct symbol *symbol,
struct pending **listhead);
extern struct symbol *find_symbol_in_list (struct pending *list,
char *name, int length);
-extern void finish_block (struct symbol *symbol,
- struct pending **listhead,
- struct pending_block *old_blocks,
- CORE_ADDR start, CORE_ADDR end,
- struct objfile *objfile);
+extern struct block *finish_block (struct symbol *symbol,
+ struct pending **listhead,
+ struct pending_block *old_blocks,
+ CORE_ADDR start, CORE_ADDR end,
+ struct objfile *objfile);
+
+extern void record_block_range (struct block *,
+ CORE_ADDR start, CORE_ADDR end_inclusive);
extern void really_free_pendings (void *dummy);
-extern void start_subfile (char *name, char *dirname);
+extern void start_subfile (const char *name, const char *dirname);
extern void patch_subfile_names (struct subfile *subfile, char *name);
extern char *pop_subfile (void);
+extern struct block *end_symtab_get_static_block (CORE_ADDR end_addr,
+ struct objfile *objfile,
+ int expandable,
+ int required);
+
+extern struct symtab *end_symtab_from_static_block (struct block *static_block,
+ struct objfile *objfile,
+ int section,
+ int expandable);
+
extern struct symtab *end_symtab (CORE_ADDR end_addr,
struct objfile *objfile, int section);
+extern struct symtab *end_expandable_symtab (CORE_ADDR end_addr,
+ struct objfile *objfile,
+ int section);
+
+extern void augment_type_symtab (struct objfile *objfile,
+ struct symtab *primary_symtab);
+
/* Defined in stabsread.c. */
extern void scan_file_globals (struct objfile *objfile);
extern struct context_stack *pop_context (void);
-extern void record_line (struct subfile *subfile, int line, CORE_ADDR pc);
+extern record_line_ftype record_line;
+
+extern void start_symtab (const char *name, const char *dirname,
+ CORE_ADDR start_addr);
-extern void start_symtab (char *name, char *dirname, CORE_ADDR start_addr);
+extern void restart_symtab (CORE_ADDR start_addr);
-extern int hashname (char *name);
+extern int hashname (const char *name);
extern void free_pending_blocks (void);
-/* FIXME: Note that this is used only in buildsym.c and dstread.c,
- which should be fixed to not need direct access to
- record_pending_block. */
+/* Record the name of the debug format in the current pending symbol
+ table. FORMAT must be a string with a lifetime at least as long as
+ the symtab's objfile. */
-extern void record_pending_block (struct objfile *objfile,
- struct block *block,
- struct pending_block *opblock);
+extern void record_debugformat (const char *format);
-extern void record_debugformat (char *format);
+/* Record the name of the debuginfo producer (usually the compiler) in
+ the current pending symbol table. PRODUCER must be a string with a
+ lifetime at least as long as the symtab's objfile. */
extern void record_producer (const char *producer);
extern void merge_symbol_lists (struct pending **srclist,
struct pending **targetlist);
-/* The macro table for the compilation unit whose symbols we're
- currently reading. All the symtabs for this CU will point to this. */
-EXTERN struct macro_table *pending_macros;
+/* Set the name of the last source file. NAME is copied by this
+ function. */
+
+extern void set_last_source_file (const char *name);
+
+/* Fetch the name of the last source file. */
+
+extern const char *get_last_source_file (void);
+
+/* Return the macro table. */
+
+extern struct macro_table *get_macro_table (struct objfile *objfile,
+ const char *comp_dir);
#undef EXTERN
projects / platform / upstream / binutils.git / blobdiff