rtl-unwind-dw2.h File Reference

RTEMS Run-Time Linker Unwind DWARF Support. More...

#include "rtl-elf.h"

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Typedefs
typedef long	rtems_rtl_elf_unwind_dw2_sleb128
typedef unsigned long	rtems_rtl_elf_unwind_dw2_uleb128

Functions
bool	rtems_rtl_elf_unwind_dw2_parse (const rtems_rtl_obj_t *obj, const char *name, uint32_t flags)
	Architecture specific handler to check if a section contains exception handler data. More...
bool	rtems_rtl_elf_unwind_dw2_register (const rtems_rtl_obj_t *obj)
	Architecture specific handler to add an object file's unwind information to the base image. More...
bool	rtems_rtl_elf_unwind_dw2_deregister (const rtems_rtl_obj_t *obj)
	Architecture specific handler to remove an object file's unwind information from the base image. More...
const uint8_t *	rtems_rtl_elf_unwind_dw2_read_uleb128 (const uint8_t *data, rtems_rtl_elf_unwind_dw2_uleb128 *val)
	Read signed and unsigned LEB128 values.
const uint8_t *	rtems_rtl_elf_unwind_dw2_read_sleb128 (const uint8_t *data, rtems_rtl_elf_unwind_dw2_sleb128 *val)
bool	rtems_rtl_elf_unwind_dw2_relocate (const Elf_Addr *where, Elf_Word value, Elf_Word mask)

Detailed Description

RTEMS Run-Time Linker Unwind DWARF Support.

Function Documentation

rtems_rtl_elf_unwind_dw2_deregister()

bool rtems_rtl_elf_unwind_dw2_deregister

(

const rtems_rtl_obj_t *

obj

)

Architecture specific handler to remove an object file's unwind information from the base image.

Parameters

obj	The object file.

Return values

true	The unwind information has been deregistered.
false	The unwind information could not be deregistered.

References rtems_rtl_obj_sect_s::base, rtems_rtl_obj_find_section(), and rtems_rtl_obj_sect_s::size.

Referenced by rtems_rtl_elf_unwind_deregister().

rtems_rtl_elf_unwind_dw2_parse()

bool rtems_rtl_elf_unwind_dw2_parse	(	const rtems_rtl_obj_t *	obj,
		const char *	name,
		uint32_t	flags
	)

Architecture specific handler to check if a section contains exception handler data.

Parameters

obj	The object file.
name	The section's name.
uint32	flags The object file's flags.

Return values

true	The section contains unwind information.
false	The section does not contain unwind information.

References RTEMS_RTL_OBJ_SECT_CONST.

Referenced by rtems_rtl_elf_unwind_parse().

rtems_rtl_elf_unwind_dw2_register()

bool rtems_rtl_elf_unwind_dw2_register

(

const rtems_rtl_obj_t *

obj

)

Architecture specific handler to add an object file's unwind information to the base image.

Parameters

obj	The object file.

Return values

true	The unwind information has been registered.
false	The unwind information could not be registered.

References rtems_rtl_obj_sect_s::base, rtems_rtl_obj_find_section(), and rtems_rtl_obj_sect_s::size.

Referenced by rtems_rtl_elf_unwind_register().