/tmp/gdb-8.1/gdb/dwarf2expr.h File Reference

#include "leb128.h"
#include "gdbtypes.h"

Go to the source code of this file.

Classes
struct	dwarf_expr_piece
struct	dwarf_stack_value
struct	dwarf_expr_context

Enumerations
enum	dwarf_value_location {   DWARF_VALUE_MEMORY, DWARF_VALUE_REGISTER, DWARF_VALUE_STACK, DWARF_VALUE_LITERAL,   DWARF_VALUE_OPTIMIZED_OUT, DWARF_VALUE_IMPLICIT_POINTER }

Functions
void	dwarf_expr_require_composition (const gdb_byte *, const gdb_byte *, const char *)
int	dwarf_block_to_dwarf_reg (const gdb_byte *buf, const gdb_byte *buf_end)
int	dwarf_block_to_dwarf_reg_deref (const gdb_byte *buf, const gdb_byte *buf_end, CORE_ADDR *deref_size_return)
int	dwarf_block_to_fb_offset (const gdb_byte *buf, const gdb_byte *buf_end, CORE_ADDR *fb_offset_return)
int	dwarf_block_to_sp_offset (struct gdbarch *gdbarch, const gdb_byte *buf, const gdb_byte *buf_end, CORE_ADDR *sp_offset_return)
static const gdb_byte *	gdb_read_uleb128 (const gdb_byte *buf, const gdb_byte *buf_end, uint64_t *r)
static const gdb_byte *	gdb_read_sleb128 (const gdb_byte *buf, const gdb_byte *buf_end, int64_t *r)
static const gdb_byte *	gdb_skip_leb128 (const gdb_byte *buf, const gdb_byte *buf_end)
const gdb_byte *	safe_read_uleb128 (const gdb_byte *buf, const gdb_byte *buf_end, uint64_t *r)
const gdb_byte *	safe_read_sleb128 (const gdb_byte *buf, const gdb_byte *buf_end, int64_t *r)
const gdb_byte *	safe_skip_leb128 (const gdb_byte *buf, const gdb_byte *buf_end)

Enumeration Type Documentation

dwarf_value_location

enum dwarf_value_location

Enumerator
DWARF_VALUE_MEMORY
DWARF_VALUE_REGISTER
DWARF_VALUE_STACK
DWARF_VALUE_LITERAL
DWARF_VALUE_OPTIMIZED_OUT
DWARF_VALUE_IMPLICIT_POINTER

Definition at line 29 of file dwarf2expr.h.

Function Documentation

dwarf_block_to_dwarf_reg()

int dwarf_block_to_dwarf_reg	(	const gdb_byte *	buf,
		const gdb_byte *	buf_end
	)

Definition at line 376 of file dwarf2expr.c.

References gdb_read_uleb128(), and gdb_skip_leb128().

Referenced by dwarf_expr_context::execute_stack_op(), read_call_site_scope(), and value_of_dwarf_block_entry().

dwarf_block_to_dwarf_reg_deref()

int dwarf_block_to_dwarf_reg_deref	(	const gdb_byte *	buf,
		const gdb_byte *	buf_end,
		CORE_ADDR *	deref_size_return
	)

Definition at line 419 of file dwarf2expr.c.

References gdb_read_sleb128(), gdb_read_uleb128(), and offset.

Referenced by dwarf_expr_context::execute_stack_op().

dwarf_block_to_fb_offset()

int dwarf_block_to_fb_offset	(	const gdb_byte *	buf,
		const gdb_byte *	buf_end,
		CORE_ADDR *	fb_offset_return
	)

Definition at line 478 of file dwarf2expr.c.

References gdb_read_sleb128().

Referenced by value_of_dwarf_block_entry().

dwarf_block_to_sp_offset()

int dwarf_block_to_sp_offset	(	struct gdbarch *	gdbarch,
		const gdb_byte *	buf,
		const gdb_byte *	buf_end,
		CORE_ADDR *	sp_offset_return
	)

Definition at line 505 of file dwarf2expr.c.

References dwarf_reg_to_regnum(), gdb_read_sleb128(), gdb_read_uleb128(), and gdbarch_sp_regnum().

Referenced by read_call_site_scope().

dwarf_expr_require_composition()

void dwarf_expr_require_composition	(	const gdb_byte *	,
		const gdb_byte *	,
		const char *
	)

Definition at line 347 of file dwarf2expr.c.

References _, error(), and op_name().

Referenced by do_compile_dwarf_expr_to_c(), dwarf2_compile_expr_to_ax(), and dwarf_expr_context::execute_stack_op().

gdb_read_sleb128()

static const gdb_byte* gdb_read_sleb128 ( const gdb_byte *  buf, const gdb_byte *  buf_end, int64_t *  r  )

inlinestatic

Definition at line 290 of file dwarf2expr.h.

Referenced by decode_frame_entry_1(), dwarf_block_to_dwarf_reg_deref(), dwarf_block_to_fb_offset(), dwarf_block_to_sp_offset(), and safe_read_sleb128().

gdb_read_uleb128()

static const gdb_byte* gdb_read_uleb128 ( const gdb_byte *  buf, const gdb_byte *  buf_end, uint64_t *  r  )

inlinestatic

Definition at line 279 of file dwarf2expr.h.

Referenced by decode_debug_loc_dwo_addresses(), decode_debug_loclists_addresses(), decode_frame_entry_1(), dwarf_block_to_dwarf_reg(), dwarf_block_to_dwarf_reg_deref(), dwarf_block_to_sp_offset(), and safe_read_uleb128().

gdb_skip_leb128()

static const gdb_byte* gdb_skip_leb128 ( const gdb_byte *  buf, const gdb_byte *  buf_end  )

inlinestatic

Definition at line 301 of file dwarf2expr.h.

Referenced by dwarf_block_to_dwarf_reg(), safe_skip_leb128(), and skip_form_bytes().

safe_read_sleb128()

const gdb_byte* safe_read_sleb128	(	const gdb_byte *	buf,
		const gdb_byte *	buf_end,
		int64_t *	r
	)

Definition at line 323 of file dwarf2expr.c.

References _, error(), and gdb_read_sleb128().

Referenced by compute_stack_depth_worker(), disassemble_dwarf_expression(), do_compile_dwarf_expr_to_c(), dwarf2_compile_expr_to_ax(), execute_cfa_program(), dwarf_expr_context::execute_stack_op(), locexpr_describe_location_piece(), and read_encoded_value().

safe_read_uleb128()

const gdb_byte* safe_read_uleb128	(	const gdb_byte *	buf,
		const gdb_byte *	buf_end,
		uint64_t *	r
	)

Definition at line 311 of file dwarf2expr.c.

References _, error(), and gdb_read_uleb128().

Referenced by compute_stack_depth_worker(), disassemble_dwarf_expression(), do_compile_dwarf_expr_to_c(), dwarf2_compile_expr_to_ax(), execute_cfa_program(), dwarf_expr_context::execute_stack_op(), locexpr_describe_location_1(), locexpr_describe_location_piece(), and read_encoded_value().

safe_skip_leb128()

const gdb_byte* safe_skip_leb128	(	const gdb_byte *	buf,
		const gdb_byte *	buf_end
	)

Definition at line 333 of file dwarf2expr.c.

References _, error(), and gdb_skip_leb128().

Referenced by skip_one_die().