#include "defs.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "demangle.h"
#include "breakpoint.h"
#include "bfd.h"
#include "gdb_obstack.h"
#include "gdb_string.h"
#include <ctype.h>
#include "coff/internal.h"
#include "libcoff.h"
#include "objfiles.h"
#include "buildsym.h"
#include "gdb-stabs.h"
#include "stabsread.h"
#include "complaints.h"
#include "target.h"
#include "gdb_assert.h"
#include "block.h"
#include "dictionary.h"
#include "coff-pe-read.h"
#include "psymtab.h"

Classes
struct	coff_symfile_info
struct	coff_symbol
struct	find_targ_sec_arg
Defines
#define	EXTERNAL_NAME(string, abfd)
#define	SDB_TYPE(type) (BTYPE(type) \| (type & N_TMASK))
#define	N_BTMASK local_n_btmask
#define	N_BTSHFT local_n_btshft
#define	N_TMASK local_n_tmask
#define	N_TSHIFT local_n_tshift
#define	INITIAL_TYPE_VECTOR_LENGTH 160
#define	L_LNNO32(lp) ((lp)->l_lnno)
Functions
void	_initialize_coffread (void)
void	stabsread_clear_cache (void)
static struct type *	coff_read_struct_type (int, int, int, struct objfile *)
static struct type *	decode_base_type (struct coff_symbol , unsigned int, union internal_auxent , struct objfile *)
static struct type *	decode_type (struct coff_symbol , unsigned int, union internal_auxent , struct objfile *)
static struct type *	decode_function_type (struct coff_symbol , unsigned int, union internal_auxent , struct objfile *)
static struct type *	coff_read_enum_type (int, int, int, struct objfile *)
static struct symbol *	process_coff_symbol (struct coff_symbol , union internal_auxent , struct objfile *)
static void	patch_opaque_types (struct symtab *)
static void	enter_linenos (long, int, int, struct objfile *)
static void	free_linetab (void)
static void	free_linetab_cleanup (void *ignore)
static int	init_lineno (bfd *, long, int)
static char *	getsymname (struct internal_syment *)
static const char *	coff_getfilename (union internal_auxent *)
static void	free_stringtab (void)
static void	free_stringtab_cleanup (void *ignore)
static int	init_stringtab (bfd *, long)
static void	read_one_sym (struct coff_symbol , struct internal_syment , union internal_auxent *)
static void	coff_symtab_read (long, unsigned int, struct objfile *)
static void	coff_locate_sections (bfd abfd, asection sectp, void *csip)
static int	cs_to_section (struct coff_symbol , struct objfile )
static void	find_targ_sec (bfd abfd, asection sect, void *obj)
static struct bfd_section *	cs_to_bfd_section (struct coff_symbol cs, struct objfile objfile)
static CORE_ADDR	cs_section_address (struct coff_symbol , bfd )
static struct type **	coff_lookup_type (int index)
static struct type *	coff_alloc_type (int index)
static void	coff_start_symtab (const char *name)
static void	complete_symtab (const char *name, CORE_ADDR start_addr, unsigned int size)
static void	coff_end_symtab (struct objfile *objfile)
static int	is_import_fixup_symbol (struct coff_symbol *cs, enum minimal_symbol_type type)
static struct minimal_symbol *	record_minimal_symbol (struct coff_symbol cs, CORE_ADDR address, enum minimal_symbol_type type, int section, struct objfile objfile)
static void	coff_symfile_init (struct objfile *objfile)
static void	find_linenos (bfd abfd, struct bfd_section asect, void *vpinfo)
static void	coff_symfile_read (struct objfile *objfile, int symfile_flags)
static void	coff_new_init (struct objfile *ignore)
static void	coff_symfile_finish (struct objfile *objfile)
static void	patch_type (struct type type, struct type real_type)
static int	coff_reg_to_regnum (struct symbol sym, struct gdbarch gdbarch)
static void	coff_free_info (struct objfile objfile, void arg)
Variables
static struct objfile_data *	coff_objfile_data_key
static struct objfile *	coffread_objfile
static CORE_ADDR	current_source_start_addr
static CORE_ADDR	current_source_end_addr
static bfd *	nlist_bfd_global
static int	nlist_nsyms_global
static char *	temp_sym
static char *	temp_aux
static unsigned	local_n_btmask
static unsigned	local_n_btshft
static unsigned	local_n_tmask
static unsigned	local_n_tshift
static unsigned	local_linesz
static unsigned	local_symesz
static unsigned	local_auxesz
static int	pe_file
static struct symbol *	opaque_type_chain [HASHSIZE]
static struct type **	type_vector
static int	type_vector_length
static bfd *	symfile_bfd
static char *	stringtab = NULL
static char *	linetab = NULL
static long	linetab_offset
static unsigned long	linetab_size
static struct symbol_register_ops	coff_register_funcs
static int	coff_register_index
static struct sym_fns	coff_sym_fns

Define Documentation

#define EXTERNAL_NAME	(	string,
		abfd
	)

Value:

(string[0] == bfd_get_symbol_leading_char (abfd) \
        ? string + 1 : string)

Definition at line 71 of file coffread.c.

Referenced by coff_read_enum_type(), coff_read_struct_type(), and process_coff_symbol().

#define INITIAL_TYPE_VECTOR_LENGTH 160

Definition at line 160 of file coffread.c.

Referenced by coff_symtab_read().

#define L_LNNO32 ( lp ) ((lp)->l_lnno)

Definition at line 1460 of file coffread.c.

Referenced by enter_linenos().

#define N_BTMASK local_n_btmask

Definition at line 112 of file coffread.c.

Referenced by decode_type().

#define N_BTSHFT local_n_btshft

Definition at line 113 of file coffread.c.

#define N_TMASK local_n_tmask

Definition at line 114 of file coffread.c.

#define N_TSHIFT local_n_tshift

Definition at line 115 of file coffread.c.

#define SDB_TYPE ( type ) (BTYPE(type) | (type & N_TMASK))

Definition at line 80 of file coffread.c.

Referenced by coff_symtab_read(), and read_one_sym().

Function Documentation

void _initialize_coffread ( void )

static struct type* coff_alloc_type ( int index ) [static, read]

Definition at line 367 of file coffread.c.

References alloc_type(), coff_lookup_type(), and type.

Referenced by coff_read_enum_type(), coff_read_struct_type(), decode_base_type(), and decode_type().

static void coff_end_symtab ( struct objfile * objfile ) [static]

Definition at line 423 of file coffread.c.

References current_source_end_addr, current_source_start_addr, end_symtab(), last_source_start_addr, SECT_OFF_TEXT, and set_last_source_file().

Referenced by coff_symtab_read().

static void coff_free_info	(	struct objfile *	objfile,
		void *	arg
	)		`[static]`

Definition at line 2277 of file coffread.c.

References xfree().

static const char * coff_getfilename ( union internal_auxent * aux_entry ) [static]

Definition at line 1381 of file coffread.c.

References _, internal_error(), and stringtab.

Referenced by coff_symtab_read().

static void coff_locate_sections	(	bfd *	abfd,
		asection *	sectp,
		void *	csip
	)		`[static]`

Definition at line 225 of file coffread.c.

References make_cleanup(), name, stab_section_list::next, stab_section_list::section, coff_symfile_info::stabsects, coff_symfile_info::stabstrsect, coff_symfile_info::textaddr, coff_symfile_info::textsize, xfree(), and xmalloc().

Referenced by coff_symfile_read().

static struct type** coff_lookup_type ( int index ) [static, read]

Definition at line 343 of file coffread.c.

References memset(), type_vector, type_vector_length, and xrealloc().

Referenced by coff_alloc_type().

static void coff_new_init ( struct objfile * ignore ) [static]

Definition at line 749 of file coffread.c.

static struct type * coff_read_enum_type	(	int	index,
		int	length,
		int	lastsym,
		struct objfile *	objfile
	)		`[static, read]`

static struct type * coff_read_struct_type	(	int	index,
		int	length,
		int	lastsym,
		struct objfile *	objfile
	)		`[static, read]`

Definition at line 2053 of file coffread.c.

References coff_symbol::c_name, coff_symbol::c_sclass, coff_symbol::c_type, coff_symbol::c_value, coff_alloc_type(), decode_type(), EXTERNAL_NAME, FIELD_BITSIZE, FIELD_TYPE, INIT_CPLUS_SPECIFIC, name, nlist_nsyms_global, objfile::obfd, objfile::objfile_obstack, read_one_sym(), SET_FIELD_BITPOS, symnum, type, TYPE_ALLOC, TYPE_CODE, TYPE_CODE_STRUCT, TYPE_FIELD, TYPE_FIELDS, TYPE_LENGTH, and TYPE_NFIELDS.

Referenced by decode_base_type().

static int coff_reg_to_regnum	(	struct symbol *	sym,
		struct gdbarch *	gdbarch
	)		`[static]`

Definition at line 1605 of file coffread.c.

References gdbarch_sdb_reg_to_regnum(), and SYMBOL_VALUE.

static void coff_start_symtab ( const char * name ) [static]

Definition at line 388 of file coffread.c.

References record_debugformat(), and start_symtab().

Referenced by coff_symtab_read().

static void coff_symfile_finish ( struct objfile * objfile ) [static]

Definition at line 760 of file coffread.c.

References dwarf2_free_objfile(), and stabsread_clear_cache().

static void coff_symfile_init ( struct objfile * objfile ) [static]

Definition at line 505 of file coffread.c.

References coff_objfile_data_key, dbx_objfile_data_key, objfile::flags, and OBJF_REORDERED.

static void coff_symfile_read	(	struct objfile *	objfile,
		int	symfile_flags
	)		`[static]`

Definition at line 565 of file coffread.c.

References _, ALL_OBJFILE_MSYMBOLS, coff_locate_sections(), coff_objfile_data_key, coff_symtab_read(), coffstab_build_psymtabs(), DBX_SYMFILE_INFO, do_cleanups(), dwarf2_build_frame_info(), dwarf2_build_psymtabs(), dwarf2_has_info(), error(), find_linenos(), find_separate_debug_file_by_debuglink(), free_current_contents(), free_linetab_cleanup(), free_stringtab_cleanup(), init_lineno(), init_minimal_symbol_collection(), init_stringtab(), install_minimal_symbols(), local_auxesz, local_linesz, local_n_btmask, local_n_btshft, local_n_tmask, local_n_tshift, local_symesz, lookup_minimal_symbol(), make_cleanup(), make_cleanup_bfd_unref(), make_cleanup_discard_minimal_symbols(), coff_symfile_info::max_lineno_offset, coff_symfile_info::min_lineno_offset, mst_data, mst_solib_trampoline, mst_text, MSYMBOL_TYPE, name, objfile::obfd, objfile_has_partial_symbols(), pe_file, symbol_file_add_separate(), SYMBOL_LINKAGE_NAME, symfile_bfd, symfile_bfd_open(), dbx_symfile_info::symtab_offset, temp_aux, temp_sym, xfree(), and xmalloc().

static void coff_symtab_read	(	long	symtab_offset,
		unsigned int	nsyms,
		struct objfile *	objfile
	)		`[static]`

Definition at line 775 of file coffread.c.

References _, ALL_OBJFILE_SYMTABS, ANOFFSET, coff_symbol::c_name, coff_symbol::c_naux, coff_symbol::c_sclass, coff_symbol::c_secnum, coff_symbol::c_symnum, coff_symbol::c_type, coff_symbol::c_value, coff_end_symtab(), coff_getfilename(), coff_start_symtab(), complaint(), complete_symtab(), context_stack_depth, cs_to_bfd_section(), cs_to_section(), current_subfile, enter_linenos(), error(), finish_block(), gdbarch_addr_bits_remove(), gdbarch_coff_make_msymbol_special(), get_last_source_file(), get_objfile_arch(), getsymname(), INITIAL_TYPE_VECTOR_LENGTH, subfile::language, language_minimal, local_symbols, memset(), mst_abs, mst_bss, mst_data, mst_file_bss, mst_file_data, mst_file_text, mst_text, mst_unknown, nlist_bfd_global, nlist_nsyms_global, objfile::obfd, objfile_name(), patch_opaque_types(), pe_file, perror_with_name(), pop_context(), process_coff_symbol(), push_context(), QUIT, read_one_sym(), read_pe_exported_syms(), record_line(), record_minimal_symbol(), SDB_TYPE, SECT_OFF_TEXT, objfile::section_offsets, set_last_source_file(), SYMBOL_SECTION, SYMBOL_VALUE, symfile_complaints, symnum, type_vector_length, within_function, xfree(), and xmalloc().

Referenced by coff_symfile_read().

static void complete_symtab	(	const char *	name,
		CORE_ADDR	start_addr,
		unsigned int	size
	)		`[static]`

Definition at line 410 of file coffread.c.

References current_source_end_addr, current_source_start_addr, set_last_source_file(), and size.

Referenced by coff_symtab_read().

static CORE_ADDR cs_section_address	(	struct coff_symbol *	cs,
		bfd *	abfd
	)		`[static]`

Definition at line 321 of file coffread.c.

References coff_symbol::c_secnum, find_targ_sec(), find_targ_sec_arg::resultp, and find_targ_sec_arg::targ_index.

Referenced by read_one_sym().

static struct bfd_section* cs_to_bfd_section	(	struct coff_symbol *	cs,
		struct objfile *	objfile
	)		`[static, read]`

Definition at line 294 of file coffread.c.

References coff_symbol::c_secnum, find_targ_sec(), objfile::obfd, find_targ_sec_arg::resultp, and find_targ_sec_arg::targ_index.

Referenced by coff_symtab_read(), and cs_to_section().

static int cs_to_section	(	struct coff_symbol *	cs,
		struct objfile *	objfile
	)		`[static]`

Definition at line 307 of file coffread.c.

References cs_to_bfd_section(), gdb_bfd_section_index(), objfile::obfd, and SECT_OFF_TEXT.

Referenced by coff_symtab_read(), and process_coff_symbol().

static struct type * decode_base_type	(	struct coff_symbol *	cs,
		unsigned int	c_type,
		union internal_auxent *	aux,
		struct objfile *	objfile
	)		`[static, read]`

Definition at line 1901 of file coffread.c.

Referenced by decode_type().

static struct type * decode_function_type	(	struct coff_symbol *	cs,
		unsigned int	c_type,
		union internal_auxent *	aux,
		struct objfile *	objfile
	)		`[static, read]`

Definition at line 1886 of file coffread.c.

References coff_symbol::c_naux, and decode_type().

Referenced by process_coff_symbol().

static struct type * decode_type	(	struct coff_symbol *	cs,
		unsigned int	c_type,
		union internal_auxent *	aux,
		struct objfile *	objfile
	)		`[static, read]`

Definition at line 1804 of file coffread.c.

References _, objfile_type::builtin_int, coff_symbol::c_name, coff_symbol::c_naux, coff_symbol::c_sclass, coff_alloc_type(), complaint(), create_array_type(), create_range_type(), decode_base_type(), lookup_function_type(), lookup_pointer_type(), N_BTMASK, objfile_type(), symfile_complaints, and type.

Referenced by coff_read_struct_type(), decode_function_type(), and process_coff_symbol().

static void enter_linenos	(	long	file_offset,
		int	first_line,
		int	last_line,
		struct objfile *	objfile
	)		`[static]`

Definition at line 1464 of file coffread.c.

References _, ANOFFSET, complaint(), current_subfile, gdbarch_addr_bits_remove(), get_objfile_arch(), L_LNNO32, linetab, linetab_offset, linetab_size, local_linesz, record_line(), SECT_OFF_TEXT, objfile::section_offsets, symfile_bfd, and symfile_complaints.

Referenced by coff_symtab_read().

static void find_linenos	(	bfd *	abfd,
		struct bfd_section *	asect,
		void *	vpinfo
	)		`[static]`

Definition at line 529 of file coffread.c.

References local_linesz, coff_symfile_info::max_lineno_offset, coff_symfile_info::min_lineno_offset, offset, and size.

Referenced by coff_symfile_read().

static void find_targ_sec	(	bfd *	abfd,
		asection *	sect,
		void *	obj
	)		`[static]`

Definition at line 284 of file coffread.c.

References find_targ_sec_arg::resultp, and find_targ_sec_arg::targ_index.

Referenced by cs_section_address(), and cs_to_bfd_section().

static void free_linetab ( void ) [static]

Definition at line 1446 of file coffread.c.

References linetab, and xfree().

Referenced by free_linetab_cleanup(), and init_lineno().

static void free_linetab_cleanup ( void * ignore ) [static]

Definition at line 1454 of file coffread.c.

References free_linetab().

Referenced by coff_symfile_read().

static void free_stringtab ( void ) [static]

Definition at line 1342 of file coffread.c.

References stringtab, and xfree().

Referenced by free_stringtab_cleanup(), and init_stringtab().

static void free_stringtab_cleanup ( void * ignore ) [static]

Definition at line 1350 of file coffread.c.

References free_stringtab().

Referenced by coff_symfile_read().

static char * getsymname ( struct internal_syment * symbol_entry ) [static]

Definition at line 1356 of file coffread.c.

References stringtab.

Referenced by coff_symtab_read(), and read_one_sym().

static int init_lineno	(	bfd *	abfd,
		long	offset,
		int	size
	)		`[static]`

Definition at line 1417 of file coffread.c.

References free_linetab(), linetab, linetab_offset, linetab_size, local_linesz, memset(), offset, size, and xmalloc().

Referenced by coff_symfile_read().

static int init_stringtab	(	bfd *	abfd,
		long	offset
	)		`[static]`

Definition at line 1302 of file coffread.c.

References free_stringtab(), memcpy(), stringtab, symfile_bfd, and xmalloc().

Referenced by coff_symfile_read().

static int is_import_fixup_symbol	(	struct coff_symbol *	cs,
		enum minimal_symbol_type	type
	)		`[static]`

Definition at line 439 of file coffread.c.

References coff_symbol::c_name, coff_symbol::c_type, and mst_text.

Referenced by record_minimal_symbol().

static void patch_opaque_types ( struct symtab * s ) [static]

Definition at line 1545 of file coffread.c.

References ALL_BLOCK_SYMBOLS, BLOCKVECTOR, BLOCKVECTOR_BLOCK, hash(), hashname(), LOC_TYPEDEF, name, patch_type(), STATIC_BLOCK, SYMBOL_CLASS, SYMBOL_DOMAIN, SYMBOL_LINKAGE_NAME, SYMBOL_TYPE, SYMBOL_VALUE_CHAIN, TYPE_CODE, TYPE_CODE_PTR, TYPE_LENGTH, TYPE_TARGET_TYPE, and VAR_DOMAIN.

Referenced by coff_symtab_read().

static void patch_type	(	struct type *	type,
		struct type *	real_type
	)		`[static]`

Definition at line 1515 of file coffread.c.

References memcpy(), TYPE_ALLOC, TYPE_FIELDS, TYPE_LENGTH, TYPE_NAME, TYPE_NFIELDS, TYPE_TARGET_TYPE, and xfree().

Referenced by patch_opaque_types().

static struct symbol * process_coff_symbol	(	struct coff_symbol *	cs,
		union internal_auxent *	aux,
		struct objfile *	objfile
	)		`[static, read]`

Definition at line 1619 of file coffread.c.

References add_symbol_to_list(), allocate_symbol(), ANOFFSET, coff_symbol::c_name, coff_symbol::c_sclass, coff_symbol::c_type, coff_symbol::c_value, coff_register_index, cs_to_section(), current_subfile, decode_function_type(), decode_type(), EXTERNAL_NAME, file_symbols, global_symbols, hashname(), subfile::language, LOC_ARG, LOC_BLOCK, LOC_LOCAL, LOC_STATIC, LOC_TYPEDEF, local_symbols, lookup_function_type(), name, objfile::obfd, objfile::objfile_obstack, SECT_OFF_TEXT, objfile::section_offsets, STRUCT_DOMAIN, SYMBOL_ACLASS_INDEX, SYMBOL_DOMAIN, SYMBOL_IS_ARGUMENT, SYMBOL_LINKAGE_NAME, SYMBOL_SECTION, SYMBOL_SET_LANGUAGE, SYMBOL_SET_NAMES, SYMBOL_TYPE, SYMBOL_VALUE, SYMBOL_VALUE_ADDRESS, SYMBOL_VALUE_CHAIN, TYPE_CODE, TYPE_CODE_FUNC, TYPE_CODE_PTR, TYPE_CODE_UNDEF, TYPE_LENGTH, TYPE_NAME, TYPE_TAG_NAME, TYPE_TARGET_TYPE, VAR_DOMAIN, and within_function.

Referenced by coff_symtab_read().

static void read_one_sym	(	struct coff_symbol *	cs,
		struct internal_syment *	sym,
		union internal_auxent *	aux
	)		`[static]`

Definition at line 1222 of file coffread.c.

References _, coff_symbol::c_name, coff_symbol::c_naux, coff_symbol::c_sclass, coff_symbol::c_secnum, coff_symbol::c_symnum, coff_symbol::c_type, coff_symbol::c_value, cs_section_address(), error(), getsymname(), local_auxesz, local_symesz, nlist_bfd_global, objfile_name(), pe_file, SDB_TYPE, symfile_bfd, symnum, temp_aux, and temp_sym.

Referenced by coff_read_enum_type(), coff_read_struct_type(), and coff_symtab_read().

static struct minimal_symbol* record_minimal_symbol	(	struct coff_symbol *	cs,
		CORE_ADDR	address,
		enum minimal_symbol_type	type,
		int	section,
		struct objfile *	objfile
	)		`[static, read]`

Definition at line 468 of file coffread.c.

References coff_symbol::c_name, is_import_fixup_symbol(), and prim_record_minimal_symbol_and_info().

Referenced by coff_symtab_read().

void stabsread_clear_cache ( void )

Definition at line 503 of file stabsread.c.

References ref_chunk, and ref_count.

Referenced by coff_symfile_finish().

Variable Documentation

struct objfile_data* coff_objfile_data_key [static]

Definition at line 52 of file coffread.c.

Referenced by coff_symfile_init(), and coff_symfile_read().

struct symbol_register_ops coff_register_funcs [static]

Initial value:

 {
  coff_reg_to_regnum
}

Definition at line 1610 of file coffread.c.

int coff_register_index [static]

Definition at line 1616 of file coffread.c.

Referenced by process_coff_symbol().

struct sym_fns coff_sym_fns [static]

Initial value:

{
  coff_new_init,                
  coff_symfile_init,            
  coff_symfile_read,            
  NULL,                         
  coff_symfile_finish,          
  default_symfile_offsets,      
  default_symfile_segments,     
  NULL,                         

  default_symfile_relocate,     
  NULL,                         
  &psym_functions
}

Definition at line 2251 of file coffread.c.

struct objfile* coffread_objfile [static]

Definition at line 56 of file coffread.c.

CORE_ADDR current_source_end_addr [static]

Definition at line 86 of file coffread.c.

Referenced by coff_end_symtab(), and complete_symtab().

CORE_ADDR current_source_start_addr [static]

Definition at line 85 of file coffread.c.

Referenced by coff_end_symtab(), and complete_symtab().

char* linetab = NULL [static]

Definition at line 1408 of file coffread.c.

Referenced by enter_linenos(), free_linetab(), and init_lineno().