/* 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.
+ 1997, 1998, 1999, 2000, 2002, 2003, 2007, 2008, 2009, 2010, 2011
+ 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-
#endif
#define HASHSIZE 127 /* Size of things hashed via
- hashname() */
+ hashname(). */
/* Name of source file whose symbol data we are now processing. This
- comes from a symbol of type N_SO. */
+ comes from a symbol of type N_SO for stabs. For Dwarf it comes
+ from the DW_AT_name attribute of a DW_TAG_compile_unit DIE. */
EXTERN char *last_source_file;
/* 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 *param_symbols;
+/* "using" directives local to lexical context. */
+
+EXTERN struct using_direct *using_directives;
+
/* Stack representing unclosed lexical contexts (that will become
blocks, eventually). */
struct pending *params;
+ /* Pending using directives at the time we entered. */
+
+ struct using_direct *using_directives;
+
/* Pointer into blocklist as of entry */
struct pending_block *old_blocks;
CORE_ADDR start_addr;
- /* Temp slot for exception handling. */
+ /* Temp slot for exception handling. */
CORE_ADDR end_addr;
/* 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. */
+ associated symtab. */
EXTERN struct pending_block *pending_blocks;
\f
#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 *);
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);
/* 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_pending_block. */
extern void record_pending_block (struct objfile *objfile,
struct block *block,
struct pending_block *opblock);
-extern void record_debugformat (char *format);
+/* 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_debugformat (const 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);
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. */
+ currently reading. All the symtabs for this CU will point to
+ this. */
EXTERN struct macro_table *pending_macros;
#undef EXTERN