/* Symbol table definitions for GDB.
- Copyright (C) 1986-2013 Free Software Foundation, Inc.
+ Copyright (C) 1986-2014 Free Software Foundation, Inc.
This file is part of GDB.
{
LONGEST ivalue;
- struct block *block;
+ const struct block *block;
const gdb_byte *bytes;
/* A common block. Used with LOC_COMMON_BLOCK. */
- struct common_block *common_block;
+ const struct common_block *common_block;
/* For opaque typedef struct chain. */
extern CORE_ADDR symbol_overlayed_address (CORE_ADDR, struct obj_section *);
/* Note that all the following SYMBOL_* macros are used with the
- SYMBOL argument being either a partial symbol, a minimal symbol or
- a full symbol. All three types have a ginfo field. In particular
+ SYMBOL argument being either a partial symbol or
+ a full symbol. Both types have a ginfo field. In particular
the SYMBOL_SET_LANGUAGE, SYMBOL_DEMANGLED_NAME, etc.
macros cannot be entirely substituted by
functions, unless the callers are changed to pass in the ginfo
extern int demangle;
/* Macro that returns the name to be used when sorting and searching symbols.
- In C++, Chill, and Java, we search for the demangled form of a name,
+ In C++ and Java, we search for the demangled form of a name,
and so sort symbols accordingly. In Ada, however, we search by mangled
name. If there is no distinct demangled name, then SYMBOL_SEARCH_NAME
returns the same value (same pointer) as SYMBOL_LINKAGE_NAME. */
The SYMBOL_VALUE_ADDRESS contains the address that this symbol
corresponds to. */
- struct general_symbol_info ginfo;
+ struct general_symbol_info mginfo;
/* Size of this symbol. end_psymtab in dbxread.c uses this
information to calculate the end of the partial symtab based on the
#define MSYMBOL_HAS_SIZE(msymbol) ((msymbol)->has_size + 0)
#define MSYMBOL_TYPE(msymbol) (msymbol)->type
+#define MSYMBOL_VALUE(symbol) (symbol)->mginfo.value.ivalue
+/* The unrelocated address of the minimal symbol. */
+#define MSYMBOL_VALUE_RAW_ADDRESS(symbol) ((symbol)->mginfo.value.address + 0)
+/* The relocated address of the minimal symbol, using the section
+ offsets from OBJFILE. */
+#define MSYMBOL_VALUE_ADDRESS(objfile, symbol) \
+ ((symbol)->mginfo.value.address \
+ + ANOFFSET ((objfile)->section_offsets, ((symbol)->mginfo.section)))
+/* For a bound minsym, we can easily compute the address directly. */
+#define BMSYMBOL_VALUE_ADDRESS(symbol) \
+ MSYMBOL_VALUE_ADDRESS ((symbol).objfile, (symbol).minsym)
+#define SET_MSYMBOL_VALUE_ADDRESS(symbol, new_value) \
+ ((symbol)->mginfo.value.address = (new_value))
+#define MSYMBOL_VALUE_BYTES(symbol) (symbol)->mginfo.value.bytes
+#define MSYMBOL_BLOCK_VALUE(symbol) (symbol)->mginfo.value.block
+#define MSYMBOL_VALUE_CHAIN(symbol) (symbol)->mginfo.value.chain
+#define MSYMBOL_LANGUAGE(symbol) (symbol)->mginfo.language
+#define MSYMBOL_SECTION(symbol) (symbol)->mginfo.section
+#define MSYMBOL_OBJ_SECTION(objfile, symbol) \
+ (((symbol)->mginfo.section >= 0) \
+ ? (&(((objfile)->sections)[(symbol)->mginfo.section])) \
+ : NULL)
+
+#define MSYMBOL_NATURAL_NAME(symbol) \
+ (symbol_natural_name (&(symbol)->mginfo))
+#define MSYMBOL_LINKAGE_NAME(symbol) (symbol)->mginfo.name
+#define MSYMBOL_PRINT_NAME(symbol) \
+ (demangle ? MSYMBOL_NATURAL_NAME (symbol) : MSYMBOL_LINKAGE_NAME (symbol))
+#define MSYMBOL_DEMANGLED_NAME(symbol) \
+ (symbol_demangled_name (&(symbol)->mginfo))
+#define MSYMBOL_SET_LANGUAGE(symbol,language,obstack) \
+ (symbol_set_language (&(symbol)->mginfo, (language), (obstack)))
+#define MSYMBOL_SEARCH_NAME(symbol) \
+ (symbol_search_name (&(symbol)->mginfo))
+#define MSYMBOL_MATCHES_SEARCH_NAME(symbol, name) \
+ (strcmp_iw (MSYMBOL_SEARCH_NAME (symbol), (name)) == 0)
+#define MSYMBOL_SET_NAMES(symbol,linkage_name,len,copy_name,objfile) \
+ symbol_set_names (&(symbol)->mginfo, linkage_name, len, copy_name, objfile)
+
#include "minsyms.h"
\f
between different symtabs (and normally is for all the symtabs
in a given compilation unit). */
- struct blockvector *blockvector;
+ const struct blockvector *blockvector;
/* Table mapping core addresses to line numbers for this file.
Can be NULL if none. Never shared between different symtabs. */
extern int currently_reading_symtab;
+/* The block in which the most recently looked up symbol was found. */
+
+extern const struct block *block_found;
+
/* symtab.c lookup functions */
extern const char multiple_symbols_ask[];
struct field *field;
- /* If the symbol was found as an function field of 'this', then this
+ /* If the symbol was found as a function field of 'this', then this
is non-NULL and points to the particular field. */
struct fn_fieldlist *fn_field;
};
-/* lookup a symbol by name (optional block) in language. */
+/* Find the definition for a specified symbol name NAME
+ in domain DOMAIN in language LANGUAGE, visible from lexical block BLOCK
+ if non-NULL or from global/static blocks if BLOCK is NULL.
+ Returns the struct symbol pointer, or NULL if no symbol is found.
+ C++: if IS_A_FIELD_OF_THIS is non-NULL on entry, check to see if
+ NAME is a field of the current implied argument `this'. If so fill in the
+ fields of IS_A_FIELD_OF_THIS, otherwise the fields are set to NULL.
+ BLOCK_FOUND is set to the block in which NAME is found (in the case of
+ a field of `this', value_of_this sets BLOCK_FOUND to the proper value).
+ The symbol's section is fixed up if necessary. */
extern struct symbol *lookup_symbol_in_language (const char *,
const struct block *,
enum language,
struct field_of_this_result *);
-/* lookup a symbol by name (optional block, optional symtab)
- in the current language. */
+/* Same as lookup_symbol_in_language, but using the current language. */
extern struct symbol *lookup_symbol (const char *, const struct block *,
const domain_enum,
struct field_of_this_result *);
/* A default version of lookup_symbol_nonlocal for use by languages
- that can't think of anything better to do. */
+ that can't think of anything better to do.
+ This implements the C lookup rules. */
extern struct symbol *basic_lookup_symbol_nonlocal (const char *,
const struct block *,
lookup_symbol_nonlocal functions. */
/* Lookup a symbol in the static block associated to BLOCK, if there
- is one; do nothing if BLOCK is NULL or a global block. */
+ is one; do nothing if BLOCK is NULL or a global block.
+ Upon success sets BLOCK_FOUND and fixes up the symbol's section
+ if necessary. */
extern struct symbol *lookup_symbol_static (const char *name,
const struct block *block,
const domain_enum domain);
-/* Lookup a symbol in all files' global blocks (searching psymtabs if
- necessary). */
+/* Lookup a symbol in all files' global blocks.
+ Upon success sets BLOCK_FOUND and fixes up the symbol's section
+ if necessary. */
extern struct symbol *lookup_symbol_global (const char *name,
const struct block *block,
const domain_enum domain);
-/* Lookup a symbol within the block BLOCK. This, unlike
- lookup_symbol_block, will set SYMTAB and BLOCK_FOUND correctly, and
- will fix up the symbol if necessary. */
+/* Lookup a symbol within the block BLOCK.
+ Upon success sets BLOCK_FOUND and fixes up the symbol's section
+ if necessary. */
extern struct symbol *lookup_symbol_aux_block (const char *name,
const struct block *block,
const domain_enum domain);
+/* Look up the `this' symbol for LANG in BLOCK. Return the symbol if
+ found, or NULL if not found. */
+
extern struct symbol *lookup_language_this (const struct language_defn *lang,
const struct block *block);
-/* Lookup a symbol only in the file static scope of all the objfiles. */
+/* Search all static file-level symbols for NAME from DOMAIN.
+ Upon success sets BLOCK_FOUND and fixes up the symbol's section
+ if necessary. */
-struct symbol *lookup_static_symbol_aux (const char *name,
- const domain_enum domain);
+extern struct symbol *lookup_static_symbol_aux (const char *name,
+ const domain_enum domain);
-
-/* lookup a symbol by name, within a specified block. */
+/* Search BLOCK for symbol NAME in DOMAIN. */
extern struct symbol *lookup_block_symbol (const struct block *, const char *,
const domain_enum);
-/* lookup a [struct, union, enum] by name, within a specified block. */
+/* Lookup a [struct, union, enum] by name, within a specified block. */
extern struct type *lookup_struct (const char *, const struct block *);
extern void reread_symbols (void);
+/* Look up a type named NAME in STRUCT_DOMAIN in the current language.
+ The type returned must not be opaque -- i.e., must have at least one field
+ defined. */
+
extern struct type *lookup_transparent_type (const char *);
-extern struct type *basic_lookup_transparent_type (const char *);
+extern struct type *basic_lookup_transparent_type (const char *);
/* Macro for name of symbol to indicate a file compiled with gcc. */
#ifndef GCC_COMPILED_FLAG_SYMBOL
/* The probe associated with this symtab_and_line. */
struct probe *probe;
+ /* If PROBE is not NULL, then this is the objfile in which the probe
+ originated. */
+ struct objfile *objfile;
};
extern void init_sal (struct symtab_and_line *sal);
struct symbol_search *next;
};
-extern void search_symbols (char *, enum search_domain, int, char **,
- struct symbol_search **);
+extern void search_symbols (const char *, enum search_domain, int,
+ const char **, struct symbol_search **);
extern void free_search_symbols (struct symbol_search *);
extern struct cleanup *make_cleanup_free_search_symbols (struct symbol_search
**);
FIXME: cagney/2001-03-20: Can't make main_name() const since some
of the calling code currently assumes that the string isn't
const. */
-extern void set_main_name (const char *name);
extern /*const */ char *main_name (void);
-extern enum language language_of_main;
+extern enum language main_language (void);
+
+/* Lookup symbol NAME from DOMAIN in MAIN_OBJFILE's global blocks.
+ This searches MAIN_OBJFILE as well as any associated separate debug info
+ objfiles of MAIN_OBJFILE.
+ Upon success sets BLOCK_FOUND and fixes up the symbol's section
+ if necessary. */
-/* Check global symbols in objfile. */
-struct symbol *lookup_global_symbol_from_objfile (const struct objfile *,
- const char *name,
- const domain_enum domain);
+extern struct symbol *
+ lookup_global_symbol_from_objfile (const struct objfile *main_objfile,
+ const char *name,
+ const domain_enum domain);
/* Return 1 if the supplied producer string matches the ARM RealView
compiler (armcc). */
void fixup_section (struct general_symbol_info *ginfo,
CORE_ADDR addr, struct objfile *objfile);
+/* Look up objfile containing BLOCK. */
+
struct objfile *lookup_objfile_from_block (const struct block *block);
extern unsigned int symtab_create_debug;
projects / deliverable / binutils-gdb.git / blobdiff