tpde::FunctionWriter< Derived > Class Template Reference

Helper class to write function text. More...

#include <FunctionWriter.hpp>

Inheritance diagram for tpde::FunctionWriter< Derived >:

Public Member Functions
Text Writing
void	ensure_space (size_t size)
	Ensure that at least size bytes are available.
Public Member Functions inherited from tpde::FunctionWriterBase
SecRef	get_sec_ref () const
	Get the SecRef of the current section.
DataSection &	get_section () const
	Get the current section.
void	switch_section (DataSection &new_section)
	Switch section writer to new section; must be flushed.
size_t	offset () const
	Get the current offset into the section.
size_t	allocated_size () const
	Get the current allocated size of the section.
u8 *	begin_ptr ()
	Pointer to beginning of section data.
u8 *&	cur_ptr ()
	Modifiable pointer to current writing position of the section.
void	reloc (SymRef sym, u32 type, u64 off, i64 addend=0)
	Record relocation at the given offset.
void	remove_prologue_bytes (u32 start, u32 size)
	Remove bytes and adjust labels/relocations accordingly.
Label	label_create ()
	Create a new unplaced label.
void	label_place (Label label, u32 off)
	Place unplaced label at the specified offset inside the section.
void	label_ref (Label label, u32 off, LabelFixupKind kind)
	Reference label at given offset inside the code section.
void	except_add_call_site (u32 text_off, u32 len, Label landing_pad, bool is_cleanup)
	add an entry to the call-site table must be called in strictly increasing order wrt text_off
void	except_add_cleanup_action ()
	Add a cleanup action to the action table MUST be the last one.
void	except_add_action (bool first_action, SymRef type_sym)
	add an action to the action table An invalid SymRef signals a catch(...)
void	eh_advance_raw (u64 size_units)
	Write CFA_advance_loc; size must be scaled by code alignment factor.
void	eh_advance (u64 size)
	Write CFA_advance_loc with code alignment factor 1.

Additional Inherited Members
Protected Member Functions inherited from tpde::FunctionWriterBase
JumpTable &	alloc_jump_table (u32 size, Reg idx, Reg tmp)
	Allocate a jump table for the current location.
Protected Attributes inherited from tpde::FunctionWriterBase
u32	func_begin
	Begin offset of the current function.
u32	reloc_begin
	Begin of relocations for current function.
u32	label_skew
	Offset to subtract from all label offsets.
util::SmallVector< u32 >	label_offsets
	Label offsets into section, ~0u indicates unplaced label.
util::SmallVector< LabelFixup >	label_fixups
	Fixups for labels placed after their first use, processed at function end.
u32	growth_size = 0x10000
	Growth size for more_space; adjusted exponentially after every grow.

Detailed Description

template<typename Derived>
class tpde::FunctionWriter< Derived >

Helper class to write function text.

Definition at line 312 of file FunctionWriter.hpp.

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The documentation for this class was generated from the following file:

• tpde/include/tpde/FunctionWriter.hpp