X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gdb%2Fbuildsym.h;h=4bde17a44c70e73658907a4294177947503f6f3c;hb=e76ff5abe375e1e7535f7827db01bce70bc9710d;hp=f16ffc57748b1742e3b61df3eedc11a177dc89da;hpb=dc9e099fc0eced486ae2b49455c9da113c11f4ff;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/buildsym.h b/gdb/buildsym.h index f16ffc5774..4bde17a44c 100644 --- a/gdb/buildsym.h +++ b/gdb/buildsym.h @@ -1,11 +1,11 @@ /* Build symbol tables in GDB's internal format. - Copyright 1986-1993, 1996-1999 Free Software Foundation, Inc. + Copyright (C) 1986-2013 Free Software Foundation, Inc. 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 + 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, @@ -14,13 +14,15 @@ 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. */ + along with this program. If not, see . */ #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. @@ -33,20 +35,19 @@ 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; @@ -62,11 +63,11 @@ struct subfile 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 @@ -82,16 +83,6 @@ EXTERN unsigned char processing_gcc_compilation; 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; @@ -123,9 +114,9 @@ EXTERN struct pending *global_symbols; 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). */ @@ -136,9 +127,9 @@ struct context_stack 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 */ @@ -152,7 +143,7 @@ struct context_stack CORE_ADDR start_addr; - /* Temp slot for exception handling. */ + /* Temp slot for exception handling. */ CORE_ADDR end_addr; @@ -172,32 +163,14 @@ EXTERN int context_stack_depth; 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. */ - -struct pending_block - { - struct pending_block *next; - struct block *block; - }; - -/* 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; struct subfile_stack @@ -210,7 +183,7 @@ 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 *); @@ -237,15 +210,18 @@ extern void add_symbol_to_list (struct symbol *symbol, 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 really_free_pendings (int foo); +extern void record_block_range (struct block *, + CORE_ADDR start, CORE_ADDR end_inclusive); -extern void start_subfile (char *name, char *dirname); +extern void really_free_pendings (void *dummy); + +extern void start_subfile (const char *name, const char *dirname); extern void patch_subfile_names (struct subfile *subfile, char *name); @@ -253,9 +229,26 @@ extern void push_subfile (void); 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); @@ -266,33 +259,48 @@ extern void buildsym_init (void); extern struct context_stack *push_context (int desc, CORE_ADDR valu); +extern struct context_stack *pop_context (void); + extern void record_line (struct subfile *subfile, int line, CORE_ADDR pc); -extern void start_symtab (char *name, char *dirname, CORE_ADDR start_addr); +extern void start_symtab (const char *name, const char *dirname, + CORE_ADDR start_addr); -extern int hashname (char *name); +extern void restart_symtab (CORE_ADDR start_addr); -extern void free_pending_blocks (void); +extern int hashname (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 - make_blockvector. */ +extern void free_pending_blocks (void); -extern struct blockvector *make_blockvector (struct objfile *objfile); +/* 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. */ -/* 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. */ +extern void record_debugformat (const char *format); -extern void record_pending_block (struct objfile *objfile, - struct block *block, - struct pending_block *opblock); +/* 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_debugformat (char *format); +extern void record_producer (const char *producer); extern void merge_symbol_lists (struct pending **srclist, struct pending **targetlist); +/* 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); + +/* 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; + #undef EXTERN #endif /* defined (BUILDSYM_H) */