/* Build symbol tables in GDB's internal format.
- Copyright 1986-1993, 1996-1999 Free Software Foundation, Inc.
+ Copyright (C) 1986-2014 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#if !defined (BUILDSYM_H)
#define BUILDSYM_H 1
+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-
file-reading routines.
normally extern, but which get defined in a single module using
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 *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 unsigned char processing_acc_compilation;
-/* elz: added this flag to know when a block is compiled with HP
- compilers (cc, aCC). This is necessary because of the macro
- COERCE_FLOAT_TO_DOUBLE defined in tm_hppa.h, which causes a
- coercion of float to double to always occur in parameter passing
- for a function called by gdb (see the function value_arg_coerce in
- valops.c). This is necessary only if the target was compiled with
- gcc, not with HP compilers or with g++ */
-
-EXTERN unsigned char processing_hp_compilation;
-
/* Count symbols as they are processed, for error messages. */
EXTERN unsigned int symnum;
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 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]);
+/* Non-zero if the context stack is empty. */
+#define outermost_context_p() (context_stack_depth == 0)
/* Nonzero if within a function (so symbols should be local, if
nothing says specifically). */
EXTERN int within_function;
-/* List of blocks already made (lexical contexts already closed).
- This is used at the end to make the blockvector. */
+\f
-struct pending_block
- {
- struct pending_block *next;
- struct block *block;
- };
+#define next_symbol_text(objfile) (*next_symbol_text_func)(objfile)
-/* 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. */
+/* Function to invoke get the next symbol. Return the symbol name. */
-EXTERN struct pending_block *pending_blocks;
-\f
+EXTERN char *(*next_symbol_text_func) (struct objfile *);
-struct subfile_stack
- {
- struct subfile_stack *next;
- char *name;
- };
+extern void add_symbol_to_list (struct symbol *symbol,
+ struct pending **listhead);
-EXTERN struct subfile_stack *subfile_stack;
+extern struct symbol *find_symbol_in_list (struct pending *list,
+ char *name, int length);
-#define next_symbol_text(objfile) (*next_symbol_text_func)(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);
-/* Function to invoke get the next symbol. Return the symbol name. */
+extern void start_subfile (const char *name, const char *dirname);
-EXTERN char *(*next_symbol_text_func) PARAMS ((struct objfile *));
+extern void patch_subfile_names (struct subfile *subfile, 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 void push_subfile (void);
-EXTERN struct type **type_vector;
+extern char *pop_subfile (void);
-/* Number of elements allocated for type_vector currently. */
+extern struct block *end_symtab_get_static_block (CORE_ADDR end_addr,
+ struct objfile *objfile,
+ int expandable,
+ int required);
-EXTERN int type_vector_length;
+extern struct symtab *end_symtab_from_static_block (struct block *static_block,
+ struct objfile *objfile,
+ int section,
+ int expandable);
-/* Initial size of type vector. Is realloc'd larger if needed, and
- realloc'd down to the size actually used, when completed. */
+extern struct symtab *end_symtab (CORE_ADDR end_addr,
+ struct objfile *objfile, int section);
-#define INITIAL_TYPE_VECTOR_LENGTH 160
+extern struct symtab *end_expandable_symtab (CORE_ADDR end_addr,
+ struct objfile *objfile,
+ int section);
-extern void
-add_symbol_to_list PARAMS ((struct symbol *, struct pending **));
+extern void augment_type_symtab (struct objfile *objfile,
+ struct symtab *primary_symtab);
-extern struct symbol *
- find_symbol_in_list PARAMS ((struct pending *, char *, int));
+/* Defined in stabsread.c. */
-extern void
-finish_block PARAMS ((struct symbol *, struct pending **,
- struct pending_block *, CORE_ADDR, CORE_ADDR,
- struct objfile *));
+extern void scan_file_globals (struct objfile *objfile);
-extern void
-really_free_pendings PARAMS ((int foo));
+extern void buildsym_new_init (void);
-extern void
-start_subfile PARAMS ((char *, char *));
+extern void buildsym_init (void);
-extern void
-patch_subfile_names PARAMS ((struct subfile * subfile, char *name));
+extern struct context_stack *push_context (int desc, CORE_ADDR valu);
-extern void
-push_subfile PARAMS ((void));
+extern struct context_stack *pop_context (void);
-extern char *
- pop_subfile PARAMS ((void));
+extern void record_line (struct subfile *subfile, int line, CORE_ADDR pc);
-extern struct symtab *
- end_symtab PARAMS ((CORE_ADDR, struct objfile *, int));
+extern void start_symtab (const char *name, const char *dirname,
+ CORE_ADDR start_addr);
-extern void
-scan_file_globals PARAMS ((struct objfile *));
+extern void restart_symtab (CORE_ADDR start_addr);
-extern void
-buildsym_new_init PARAMS ((void));
+extern int hashname (const char *name);
-extern void
-buildsym_init PARAMS ((void));
+extern void free_pending_blocks (void);
-extern struct context_stack *
- push_context PARAMS ((int, CORE_ADDR));
+/* 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_line PARAMS ((struct subfile *, int, CORE_ADDR));
+extern void record_debugformat (const char *format);
-extern void
-start_symtab PARAMS ((char *, char *, CORE_ADDR));
+/* 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 int
-hashname PARAMS ((char *));
+extern void record_producer (const char *producer);
-extern void
-free_pending_blocks PARAMS ((void));
+extern void merge_symbol_lists (struct pending **srclist,
+ struct pending **targetlist);
-/* FIXME: Note that this is used only in buildsym.c and dstread.c,
- which should be fixed to not need direct access to
- make_blockvector. */
+/* Set the name of the last source file. NAME is copied by this
+ function. */
-extern struct blockvector *
- make_blockvector PARAMS ((struct objfile *));
+extern void set_last_source_file (const 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. */
+/* Fetch the name of the last source file. */
-extern void
-record_pending_block PARAMS ((struct objfile *, struct block *,
- struct pending_block *));
+extern const char *get_last_source_file (void);
-extern void
-record_debugformat PARAMS ((char *));
+/* Return the macro table. */
-extern void
-merge_symbol_lists PARAMS ((struct pending **, struct pending **));
+extern struct macro_table *get_macro_table (struct objfile *objfile,
+ const char *comp_dir);
#undef EXTERN
projects / deliverable / binutils-gdb.git / blobdiff