osprey/kg++fe/gnu/unwind-dw2-fde.c File Reference

#include "tconfig.h"
#include "tsystem.h"
#include "dwarf2.h"
#include "unwind.h"
#include "unwind-pe.h"
#include "unwind-dw2-fde.h"
#include "gthr.h"

Include dependency graph for unwind-dw2-fde.c:

This graph shows which files directly or indirectly include this file:

Define Documentation

#define init_object_mutex_once ( )

Definition at line 69 of file unwind-dw2-fde.c.

Referenced by __deregister_frame_info_bases(), __register_frame_info_bases(), __register_frame_info_table_bases(), and _Unwind_Find_FDE().

#define NO_BASE_OF_ENCODED_VALUE

Definition at line 36 of file unwind-dw2-fde.c.

#define SWAP	(	x,
		y		)	do { fde * tmp = x; x = y; y = tmp; } while (0)

Typedef Documentation

typedef int(* fde_compare_t)(struct object *, fde *, fde *)

Definition at line 368 of file unwind-dw2-fde.c.

Function Documentation

void __deregister_frame ( void * begin )

Definition at line 227 of file unwind-dw2-fde.c.

void* __deregister_frame_info ( void * begin )

Definition at line 221 of file unwind-dw2-fde.c.

Referenced by __deinit_environment(), __deregister_frame(), and __frv_deregister_eh().

void* __deregister_frame_info_bases ( void * begin )

Definition at line 171 of file unwind-dw2-fde.c.

Referenced by __deregister_frame_info(), and live_image_destructor().

void __register_frame ( void * begin )

Definition at line 108 of file unwind-dw2-fde.c.

void __register_frame_info	(	void *	begin,
		struct object *	ob
	)

Definition at line 102 of file unwind-dw2-fde.c.

Referenced by __frv_register_eh(), __init_environment(), and __register_frame().

void __register_frame_info_bases	(	void *	begin,
		struct object *	ob,
		void *	tbase,
		void *	dbase
	)

Definition at line 75 of file unwind-dw2-fde.c.

Referenced by __register_frame_info().

void __register_frame_info_table	(	void *	begin,
		struct object *	ob
	)

Definition at line 146 of file unwind-dw2-fde.c.

Referenced by __register_frame_table().

void __register_frame_info_table_bases	(	void *	begin,
		struct object *	ob,
		void *	tbase,
		void *	dbase
	)

Definition at line 125 of file unwind-dw2-fde.c.

Referenced by __register_frame_info_table().

void __register_frame_table ( void * begin )

Definition at line 152 of file unwind-dw2-fde.c.

fde* _Unwind_Find_FDE	(	void *	pc,
		struct dwarf_eh_bases *	bases
	)

Definition at line 985 of file unwind-dw2-fde.c.

References __gthread_mutex_lock, __gthread_mutex_unlock, object::b, base_from_object(), dwarf_eh_bases::dbase, object::dbase, object::encoding, f, dwarf_eh_bases::func, get_fde_encoding(), init_object_mutex_once, object::next, NULL, p, dwarf_fde::pc_begin, object::pc_begin, read_encoded_value_with_base(), object::s, search_object(), dwarf_eh_bases::tbase, and object::tbase.

static void add_fdes	(	struct object *	ob,
		struct fde_accumulator *	accu,
		fde *	this_fde
	)			`[static]`

Definition at line 667 of file unwind-dw2-fde.c.

References object::b, base, base_from_object(), dwarf_fde::CIE_delta, DW_EH_PE_absptr, fde_insert(), get_cie(), get_cie_encoding(), L, last_fde(), next_fde(), dwarf_fde::pc_begin, read_encoded_value_with_base(), object::s, and size_of_encoded_value().

Referenced by init_object().

static _Unwind_Ptr base_from_object	(	unsigned char	encoding,
		struct object *	ob
	)			`[static]`

Definition at line 239 of file unwind-dw2-fde.c.

References abort, object::dbase, DW_EH_PE_absptr, DW_EH_PE_aligned, DW_EH_PE_datarel, DW_EH_PE_omit, DW_EH_PE_pcrel, DW_EH_PE_textrel, and object::tbase.

Referenced by _Unwind_Find_FDE(), add_fdes(), binary_search_mixed_encoding_fdes(), binary_search_single_encoding_fdes(), classify_object_over_fdes(), examine_objects(), fde_mixed_encoding_compare(), fde_single_encoding_compare(), and linear_search_fdes().

static fde* binary_search_mixed_encoding_fdes	(	struct object *	ob,
		void *	pc
	)			`[inline, static]`

Definition at line 910 of file unwind-dw2-fde.c.

References fde_vector::array, base_from_object(), fde_vector::count, f, get_fde_encoding(), i, lo, NULL, p, dwarf_fde::pc_begin, read_encoded_value_with_base(), object::sort, object::u, and vec.

Referenced by search_object().

static fde* binary_search_single_encoding_fdes	(	struct object *	ob,
		void *	pc
	)			`[inline, static]`

Definition at line 880 of file unwind-dw2-fde.c.

References fde_vector::array, object::b, base, base_from_object(), fde_vector::count, f, i, lo, NULL, p, dwarf_fde::pc_begin, read_encoded_value_with_base(), object::s, object::sort, object::u, and vec.

Referenced by search_object().

static fde* binary_search_unencoded_fdes	(	struct object *	ob,
		void *	pc
	)			`[inline, static]`

Definition at line 853 of file unwind-dw2-fde.c.

References fde_vector::array, fde_vector::count, f, i, lo, NULL, dwarf_fde::pc_begin, object::sort, object::u, and vec.

Referenced by search_object().

static size_t classify_object_over_fdes	(	struct object *	ob,
		fde *	this_fde
	)			`[static]`

Definition at line 612 of file unwind-dw2-fde.c.

References object::b, base, base_from_object(), dwarf_fde::CIE_delta, count, DW_EH_PE_absptr, DW_EH_PE_omit, get_cie(), get_cie_encoding(), L, last_fde(), next_fde(), dwarf_fde::pc_begin, object::pc_begin, read_encoded_value_with_base(), object::s, and size_of_encoded_value().

Referenced by init_object().

static void end_fde_sort	(	struct object *	ob,
		struct fde_accumulator *	accu,
		size_t	count
	)			`[inline, static]`

Definition at line 575 of file unwind-dw2-fde.c.

References abort, object::b, fde_vector::count, DW_EH_PE_absptr, fde_accumulator::erratic, fde_merge(), fde_mixed_encoding_compare(), fde_single_encoding_compare(), fde_split(), fde_unencoded_compare(), frame_heapsort(), free(), fde_accumulator::linear, and object::s.

Referenced by init_object().

static void fde_insert	(	struct fde_accumulator *	accu,
		fde *	this_fde
	)			`[inline, static]`

Definition at line 408 of file unwind-dw2-fde.c.

References fde_vector::array, fde_vector::count, and fde_accumulator::linear.

Referenced by add_fdes().

static void fde_merge	(	struct object *	ob,
		fde_compare_t	fde_compare,
		struct fde_vector *	v1,
		struct fde_vector *	v2
	)			`[inline, static]`

Definition at line 537 of file unwind-dw2-fde.c.

References fde_vector::array, fde_vector::count, i1, i2, and NULL.

Referenced by end_fde_sort().

static int fde_mixed_encoding_compare	(	struct object *	ob,
		fde *	x,
		fde *	y
	)			`[static]`

Definition at line 348 of file unwind-dw2-fde.c.

References base_from_object(), get_fde_encoding(), dwarf_fde::pc_begin, and read_encoded_value_with_base().

Referenced by end_fde_sort().

static int fde_single_encoding_compare	(	struct object *	ob,
		fde *	x,
		fde *	y
	)			`[static]`

Definition at line 332 of file unwind-dw2-fde.c.

References object::b, base, base_from_object(), dwarf_fde::pc_begin, read_encoded_value_with_base(), and object::s.

Referenced by end_fde_sort().

static void fde_split	(	struct object *	ob,
		fde_compare_t	fde_compare,
		struct fde_vector *	linear,
		struct fde_vector *	erratic
	)			`[inline, static]`

Definition at line 427 of file unwind-dw2-fde.c.

References abort, fde_vector::array, count, fde_vector::count, i, and NULL.

Referenced by end_fde_sort().

static int fde_unencoded_compare	(	struct object *ob	__attribute__(unused),
		fde *	x,
		fde *	y
	)			`[static]`

Definition at line 318 of file unwind-dw2-fde.c.

References dwarf_fde::pc_begin.

Referenced by end_fde_sort().

static void frame_heapsort	(	struct object *	ob,
		fde_compare_t	fde_compare,
		struct fde_vector *	erratic
	)			`[static]`

Definition at line 472 of file unwind-dw2-fde.c.

References a, fde_vector::array, fde_vector::count, i, n, and SWAP.

Referenced by end_fde_sort().

static int get_cie_encoding ( struct dwarf_cie * cie ) [static]

Definition at line 263 of file unwind-dw2-fde.c.

References dwarf_cie::augmentation, DW_EH_PE_absptr, p, read_encoded_value_with_base(), read_sleb128(), read_uleb128(), and strlen().

Referenced by add_fdes(), classify_object_over_fdes(), get_fde_encoding(), and linear_search_fdes().

static int get_fde_encoding ( struct dwarf_fde * f ) [inline, static]

Definition at line 305 of file unwind-dw2-fde.c.

References get_cie(), and get_cie_encoding().

Referenced by _Unwind_Find_FDE(), binary_search_mixed_encoding_fdes(), examine_objects(), and fde_mixed_encoding_compare().

static void init_object ( struct object * ob ) [inline, static]

Definition at line 730 of file unwind-dw2-fde.c.

References add_fdes(), object::array, object::b, classify_object_over_fdes(), count, end_fde_sort(), fde_accumulator::linear, fde_vector::orig_data, p, object::s, object::single, object::sort, start_fde_sort(), and object::u.

Referenced by search_object().

static fde* linear_search_fdes	(	struct object *	ob,
		fde *	this_fde,
		void *	pc
	)			`[static]`

Definition at line 784 of file unwind-dw2-fde.c.

References object::b, base, base_from_object(), dwarf_fde::CIE_delta, DW_EH_PE_absptr, get_cie(), get_cie_encoding(), L, last_fde(), next_fde(), NULL, p, dwarf_fde::pc_begin, read_encoded_value_with_base(), object::s, and size_of_encoded_value().

Referenced by search_object().

static fde* search_object	(	struct object *	ob,
		void *	pc
	)			`[static]`

Definition at line 941 of file unwind-dw2-fde.c.

References object::array, object::b, binary_search_mixed_encoding_fdes(), binary_search_single_encoding_fdes(), binary_search_unencoded_fdes(), DW_EH_PE_absptr, f, init_object(), linear_search_fdes(), NULL, p, object::s, object::single, and object::u.

Referenced by _Unwind_Find_FDE(), and examine_objects().

static int start_fde_sort	(	struct fde_accumulator *	accu,
		size_t	count
	)			`[inline, static]`

Definition at line 389 of file unwind-dw2-fde.c.

References fde_vector::count, fde_accumulator::erratic, fde_accumulator::linear, malloc, and size.

Referenced by init_object().

Variable Documentation

__gthread_mutex_t object_mutex = __GTHREAD_MUTEX_INIT [static]

Definition at line 50 of file unwind-dw2-fde.c.

struct object* seen_objects [static]

Definition at line 47 of file unwind-dw2-fde.c.

Referenced by _Unwind_Find_FDE(), examine_objects(), and live_image_destructor().

struct object* unseen_objects [static]

Definition at line 46 of file unwind-dw2-fde.c.

Referenced by _Unwind_Find_FDE(), examine_objects(), and live_image_destructor().


Data Types
type	fde_accumulator
Defines
#define	NO_BASE_OF_ENCODED_VALUE
#define	init_object_mutex_once()
#define	SWAP(x, y) do { fde * tmp = x; x = y; y = tmp; } while (0)
Typedefs
typedef int(*	fde_compare_t )(struct object , fde , fde *)
Functions/Subroutines
void	__register_frame_info_bases (void begin, struct object ob, void tbase, void dbase)
void	__register_frame_info (void begin, struct object ob)
void	__register_frame (void *begin)
void	__register_frame_info_table_bases (void begin, struct object ob, void tbase, void dbase)
void	__register_frame_info_table (void begin, struct object ob)
void	__register_frame_table (void *begin)
void *	__deregister_frame_info_bases (void *begin)
void *	__deregister_frame_info (void *begin)
void	__deregister_frame (void *begin)
static _Unwind_Ptr	base_from_object (unsigned char encoding, struct object *ob)
static int	get_cie_encoding (struct dwarf_cie *cie)
static int	get_fde_encoding (struct dwarf_fde *f)
static int	fde_unencoded_compare (struct object ob __attribute__((unused)), fde x, fde *y)
static int	fde_single_encoding_compare (struct object ob, fde x, fde *y)
static int	fde_mixed_encoding_compare (struct object ob, fde x, fde *y)
static int	start_fde_sort (struct fde_accumulator *accu, size_t count)
static void	fde_insert (struct fde_accumulator accu, fde this_fde)
static void	fde_split (struct object ob, fde_compare_t fde_compare, struct fde_vector linear, struct fde_vector *erratic)
static void	frame_heapsort (struct object ob, fde_compare_t fde_compare, struct fde_vector erratic)
static void	fde_merge (struct object ob, fde_compare_t fde_compare, struct fde_vector v1, struct fde_vector *v2)
static void	end_fde_sort (struct object ob, struct fde_accumulator accu, size_t count)
static size_t	classify_object_over_fdes (struct object ob, fde this_fde)
static void	add_fdes (struct object ob, struct fde_accumulator accu, fde *this_fde)
static void	init_object (struct object *ob)
static fde *	linear_search_fdes (struct object ob, fde this_fde, void *pc)
static fde *	binary_search_unencoded_fdes (struct object ob, void pc)
static fde *	binary_search_single_encoding_fdes (struct object ob, void pc)
static fde *	binary_search_mixed_encoding_fdes (struct object ob, void pc)
static fde *	search_object (struct object ob, void pc)
fde *	_Unwind_Find_FDE (void pc, struct dwarf_eh_bases bases)
Variables
static struct object *	unseen_objects
static struct object *	seen_objects
static __gthread_mutex_t	object_mutex = __GTHREAD_MUTEX_INIT

osprey/kg++fe/gnu/unwind-dw2-fde.c File Reference

Data Types

Defines

Typedefs

Functions/Subroutines

Variables

Define Documentation

Typedef Documentation

Function Documentation

Variable Documentation