dwarf_cfa.c File Reference

#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <inttypes.h>
#include <assert.h>
#include <dwarf.h>
#include <gelf.h>
#include <elfutils/libebl.h>
#include <elfutils/libdw.h>
#include <elfutils/libdwfl.h>
#include "common.h"
#include "clfit.h"
#include "alist.h"
#include "binfile.h"
#include "dwdebug.h"
#include "dwdebug_priv.h"
#include "memory-access.h"

Include dependency graph for dwarf_cfa.c:

Go to the source code of this file.

Data Structures
struct	dwarf_cfa_regrule
struct	dwarf_cfa_cie
struct	dwarf_cfa_fde

Macros
#define	DWARF_CFA_REG   INT8_MAX

Enumerations
enum	dwarf_cfa_regrule_t {   RRT_UNDEF = 0, RRT_SAME = 1, RRT_OFFSET = 2, RRT_VAL_OFFSET = 3,   RRT_REG = 5, RRT_EXPR = 6, RRT_VAL_EXPR = 7, RRT_ARCH = 8 }

Functions
int	dwarf_cfa_read_saved_reg (struct debugfile *debugfile, struct location_ctxt *lctxt, REG reg, REGVAL *o_regval)
int	dwarf_cfa_program_interpret (struct debugfile *debugfile, struct dwarf_cfa_cie *cie, struct dwarf_cfa_fde *fde, const unsigned char *buf, unsigned int len, GHashTable *regrules)
int	dwarf_load_cfa (struct debugfile *debugfile, unsigned char *buf, unsigned int len, Dwarf *dbg)
int	dwarf_cfa_fde_decode (struct debugfile *debugfile, struct dwarf_cfa_fde *fde)
struct dwarf_cfa_regrule *	dwarf_cfa_fde_lookup_regrule (struct dwarf_cfa_fde *fde, REG reg, ADDR obj_addr)
int	dwarf_cfa_read_retaddr (struct debugfile *debugfile, struct location_ctxt *lctxt, ADDR *o_retaddr)
int	dwarf_unload_cfa (struct debugfile *debugfile)

Macro Definition Documentation

#define DWARF_CFA_REG   INT8_MAX

Definition at line 86 of file dwarf_cfa.c.

Enumeration Type Documentation

enum dwarf_cfa_regrule_t

Enumerator
RRT_UNDEF
RRT_SAME
RRT_OFFSET
RRT_VAL_OFFSET
RRT_REG
RRT_EXPR
RRT_VAL_EXPR
RRT_ARCH

Definition at line 51 of file dwarf_cfa.c.

Function Documentation

int dwarf_cfa_fde_decode	(	struct debugfile *	debugfile,
		struct dwarf_cfa_fde *	fde
	)

Definition at line 1161 of file dwarf_cfa.c.

struct dwarf_cfa_regrule* dwarf_cfa_fde_lookup_regrule	(	struct dwarf_cfa_fde *	fde,
		REG	reg,
		ADDR	obj_addr
	)

Definition at line 1179 of file dwarf_cfa.c.

int dwarf_cfa_program_interpret	(	struct debugfile *	debugfile,
		struct dwarf_cfa_cie *	cie,
		struct dwarf_cfa_fde *	fde,
		const unsigned char *	buf,
		unsigned int	len,
		GHashTable *	regrules
	)

Definition at line 167 of file dwarf_cfa.c.

int dwarf_cfa_read_retaddr	(	struct debugfile *	debugfile,
		struct location_ctxt *	lctxt,
		ADDR *	o_retaddr
	)

Definition at line 1609 of file dwarf_cfa.c.

int dwarf_cfa_read_saved_reg	(	struct debugfile *	debugfile,
		struct location_ctxt *	lctxt,
		REG	reg,
		REGVAL *	o_regval
	)

Definition at line 1392 of file dwarf_cfa.c.

int dwarf_load_cfa	(	struct debugfile *	debugfile,
		unsigned char *	buf,
		unsigned int	len,
		Dwarf *	dbg
	)

Definition at line 784 of file dwarf_cfa.c.

int dwarf_unload_cfa

(

struct debugfile *

debugfile

)

Definition at line 1802 of file dwarf_cfa.c.