ana::control_flow_op Class Reference

#include <ops.h>

Inheritance diagram for ana::control_flow_op:

Collaboration diagram for ana::control_flow_op:

Public Types
enum	kind {   asm_stmt , assignment , predict_stmt , return_stmt ,   resx , cond_edge , goto_edge , switch_edge ,   eh_dispatch_try_edge , eh_dispatch_allowed_edge , phis , call_and_return }

Public Member Functions
void	add_any_events_for_eedge (const exploded_edge &eedge, checker_path &out_path) const override
bool	defines_ssa_name_p (const_tree) const final override
void	walk_load_store_addr_ops (void *, walk_stmt_load_store_addr_fn, walk_stmt_load_store_addr_fn, walk_stmt_load_store_addr_fn) const final override
const gimple *	maybe_get_stmt () const final override
virtual label_text	maybe_describe_condition (bool can_colorize) const
void	execute (operation_context &op_ctxt) const final override
bool	supports_bulk_merge_p () const final override
bool	execute_for_feasibility (const exploded_edge &, feasibility_state &, region_model_context *, std::unique_ptr< rejected_constraint > *out_rc) const override
const control_flow_op *	dyn_cast_control_flow_op () const
::edge	get_cfg_edge () const
int	get_flags () const
int	back_edge_p () const
const gimple &	get_ctrlflow_stmt () const
void	dump () const
virtual std::unique_ptr< operation >	clone () const =0
virtual void	print_as_edge_label (pretty_printer *pp, bool user_facing) const =0
virtual bool	execute_for_feasibility (const exploded_edge &, feasibility_state &, region_model_context *, std::unique_ptr< rejected_constraint > @endverbatim *) const
virtual void	update_state_for_bulk_merger (const program_state &, program_state &) const
virtual const call_and_return_op *	dyn_cast_call_and_return_op () const
virtual const phis_for_edge_op *	dyn_cast_phis_for_edge_op () const
enum kind	get_kind () const

Protected Member Functions
	control_flow_op (enum kind kind_, ::edge cfg_edge, const gimple &ctrlflow_stmt)

Static Protected Member Functions
static void	handle_on_stmt_for_state_machines (operation_context &op_ctxt, program_state &dst_state, path_context *path_ctxt, bool &unknown_side_effects, const gimple &stmt)

Private Member Functions
virtual bool	apply_constraints (const superedge *sedge, region_model &model, region_model_context *ctxt, std::unique_ptr< rejected_constraint > *out) const =0

Private Attributes
::edge	m_cfg_edge
const gimple &	m_ctrlflow_stmt
enum kind	m_kind

Detailed Description

An abstract subclass of operation representing the filtering effect on
state of a gimple control-flow statement at the end of a BB, for
a specific CFG out-edge from that BB.   

Member Enumeration Documentation

kind

enum ana::operation::kind

inherited

Enumerator
asm_stmt
assignment
predict_stmt
return_stmt
resx
cond_edge
goto_edge
switch_edge
eh_dispatch_try_edge
eh_dispatch_allowed_edge
phis
call_and_return

Constructor & Destructor Documentation

control_flow_op()

ana::control_flow_op::control_flow_op ( enum kind kind_, ::edge cfg_edge, const gimple & ctrlflow_stmt )

inlineprotected

References m_cfg_edge, m_ctrlflow_stmt, and ana::operation::operation().

Referenced by execute_for_feasibility().

Member Function Documentation

add_any_events_for_eedge()

void ana::control_flow_op::add_any_events_for_eedge ( const exploded_edge & eedge, checker_path & out_path ) const

overridevirtual

Implements ana::operation.

Reimplemented in ana::eh_dispatch_try_edge_op.

apply_constraints()

virtual bool ana::control_flow_op::apply_constraints ( const superedge * sedge, region_model & model, region_model_context * ctxt, std::unique_ptr< rejected_constraint > * out ) const

privatepure virtual

Implemented in ana::eh_dispatch_edge_op, ana::gcond_edge_op, ana::ggoto_edge_op, and ana::switch_case_op.

back_edge_p()

int ana::control_flow_op::back_edge_p ( ) const

inline

References get_flags().

clone()

virtual std::unique_ptr< operation > ana::operation::clone ( ) const

pure virtualinherited

Implemented in ana::call_and_return_op, ana::cxa_throw_op, ana::dump_op, ana::eh_dispatch_allowed_edge_op, ana::eh_dispatch_try_edge_op, ana::gasm_op, ana::gassign_op, ana::gcond_edge_op, ana::ggoto_edge_op, ana::greturn_op, ana::longjmp_op, ana::phis_for_edge_op, ana::predict_op, ana::resx_op, ana::setjmp_op, and ana::switch_case_op.

defines_ssa_name_p()

bool ana::control_flow_op::defines_ssa_name_p ( const_tree ) const

inlinefinaloverridevirtual

Implements ana::operation.

dump()

void ana::operation::dump ( ) const

inherited

dyn_cast_call_and_return_op()

virtual const call_and_return_op * ana::operation::dyn_cast_call_and_return_op ( ) const

inlinevirtualinherited

Reimplemented in ana::call_and_return_op.

dyn_cast_control_flow_op()

const control_flow_op * ana::control_flow_op::dyn_cast_control_flow_op ( ) const

inlinevirtual

Reimplemented from ana::operation.

Referenced by infinite_loop_diagnostic::add_final_event(), and infinite_recursion_diagnostic::fedge_uses_conjured_svalue_p().

dyn_cast_phis_for_edge_op()

virtual const phis_for_edge_op * ana::operation::dyn_cast_phis_for_edge_op ( ) const

inlinevirtualinherited

Reimplemented in ana::phis_for_edge_op.

execute()

void ana::control_flow_op::execute ( operation_context & op_ctxt ) const

finaloverridevirtual

Implements ana::operation.

execute_for_feasibility() [1/2]

bool ana::control_flow_op::execute_for_feasibility ( const exploded_edge & , feasibility_state & , region_model_context * , std::unique_ptr< rejected_constraint > * out_rc ) const

override

References control_flow_op().

execute_for_feasibility() [2/2]

virtual bool ana::operation::execute_for_feasibility ( const exploded_edge & , feasibility_state & , region_model_context * , std::unique_ptr< rejected_constraint > @endverbatim *  ) const

inlinevirtualinherited

get_cfg_edge()

::edge ana::control_flow_op::get_cfg_edge ( ) const

inline

References m_cfg_edge.

Referenced by ana::gcond_edge_op::clone(), and ana::ggoto_edge_op::clone().

get_ctrlflow_stmt()

const gimple & ana::control_flow_op::get_ctrlflow_stmt ( ) const

inline

References m_ctrlflow_stmt.

Referenced by infinite_recursion_diagnostic::fedge_uses_conjured_svalue_p(), ana::gcond_edge_op::get_gcond(), ana::eh_dispatch_edge_op::get_geh_dispatch(), ana::ggoto_edge_op::get_ggoto(), and ana::switch_case_op::get_gswitch().

get_flags()

int ana::control_flow_op::get_flags ( ) const

inline

References m_cfg_edge.

Referenced by back_edge_p().

get_kind()

enum kind ana::operation::get_kind ( ) const

inlineinherited

References m_kind.

Referenced by infinite_loop_diagnostic::add_final_event().

handle_on_stmt_for_state_machines()

void ana::operation::handle_on_stmt_for_state_machines ( operation_context & op_ctxt, program_state & dst_state, path_context * path_ctxt, bool & unknown_side_effects, const gimple & stmt )

staticprotectedinherited

maybe_describe_condition()

virtual label_text ana::control_flow_op::maybe_describe_condition ( bool can_colorize ) const

virtual

Reimplemented in ana::gcond_edge_op, and ana::ggoto_edge_op.

maybe_get_stmt()

const gimple * ana::control_flow_op::maybe_get_stmt ( ) const

inlinefinaloverridevirtual

Reimplemented from ana::operation.

References final(), and m_ctrlflow_stmt.

print_as_edge_label()

virtual void ana::operation::print_as_edge_label ( pretty_printer * pp, bool user_facing ) const

pure virtualinherited

Implemented in ana::eh_dispatch_allowed_edge_op, ana::eh_dispatch_try_edge_op, ana::gcond_edge_op, ana::ggoto_edge_op, ana::gimple_stmt_op, ana::phis_for_edge_op, and ana::switch_case_op.

supports_bulk_merge_p()

bool ana::control_flow_op::supports_bulk_merge_p ( ) const

inlinefinaloverridevirtual

Implements ana::operation.

References final().

update_state_for_bulk_merger()

virtual void ana::operation::update_state_for_bulk_merger ( const program_state & , program_state &  ) const

inlinevirtualinherited

Reimplemented in ana::phis_for_edge_op.

References gcc_unreachable.

walk_load_store_addr_ops()

void ana::control_flow_op::walk_load_store_addr_ops ( void * , walk_stmt_load_store_addr_fn , walk_stmt_load_store_addr_fn , walk_stmt_load_store_addr_fn  ) const

finaloverridevirtual

Implements ana::operation.

Field Documentation

m_cfg_edge

::edge ana::control_flow_op::m_cfg_edge

private

Referenced by control_flow_op(), get_cfg_edge(), and get_flags().

m_ctrlflow_stmt

const gimple& ana::control_flow_op::m_ctrlflow_stmt

private

Referenced by control_flow_op(), get_ctrlflow_stmt(), and maybe_get_stmt().

m_kind

enum kind ana::operation::m_kind

privateinherited

Referenced by get_kind(), and operation().

---

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

• ops.h