#include <dpdkAsmOpt.h>

Inheritance diagram for DPDK::CollectUseDefInfo:

Public Member Functions
	CollectUseDefInfo (P4::TypeMap *typeMap)

bool	haveSingleUseDef (cstring str)

bool	preorder (const IR::DpdkBinaryStatement *b) override

bool	preorder (const IR::DpdkCastStatement *c) override

bool	preorder (const IR::DpdkChecksumAddStatement *c) override

bool	preorder (const IR::DpdkChecksumSubStatement *c) override

bool	preorder (const IR::DpdkCounterCountStatement *c) override

bool	preorder (const IR::DpdkEmitStatement *e) override

bool	preorder (const IR::DpdkExtractStatement *e) override

bool	preorder (const IR::DpdkGetHashStatement *c) override

bool	preorder (const IR::DpdkJmpCondStatement *b) override

bool	preorder (const IR::DpdkLearnStatement *b) override

bool	preorder (const IR::DpdkLookaheadStatement *l) override

bool	preorder (const IR::DpdkMeterDeclStatement *c) override

bool	preorder (const IR::DpdkMeterExecuteStatement *e) override

bool	preorder (const IR::DpdkMirrorStatement *m) override

bool	preorder (const IR::DpdkMovStatement *mv) override

bool	preorder (const IR::DpdkRearmStatement *r) override

bool	preorder (const IR::DpdkRecircidStatement *t) override

bool	preorder (const IR::DpdkRegisterDeclStatement *r) override

bool	preorder (const IR::DpdkRegisterReadStatement *r) override

bool	preorder (const IR::DpdkRegisterWriteStatement *r) override

bool	preorder (const IR::DpdkRxStatement *r) override

bool	preorder (const IR::DpdkTable *t) override

bool	preorder (const IR::DpdkTxStatement *t) override

bool	preorder (const IR::DpdkUnaryStatement *u) override

bool	preorder (const IR::DpdkVerifyStatement *v) override

Public Member Functions inherited from Inspector
const IR::Node *	apply_visitor (const IR::Node , const char name=0) override

profile_t	init_apply (const IR::Node *root) override

virtual void	loop_revisit (const IR::Node *)

virtual void	postorder (const IR::Node *)

virtual bool	preorder (const IR::Node *)

virtual void	revisit (const IR::Node *)

void	revisit_visited ()

bool	visit_in_progress (const IR::Node *n) const

void	visitAgain () const override

void	visitOnce () const override

Public Member Functions inherited from Visitor
virtual bool	check_global (cstring)

virtual void	clear_globals ()

virtual Visitor *	clone () const

virtual ControlFlowVisitor *	controlFlowVisitor ()

virtual void	end_apply ()

virtual void	end_apply (const IR::Node *root)

virtual void	erase_global (cstring)

template<class T >
const T *	findContext () const

template<class T >
const T *	findContext (const Context *&c) const

template<class T >
const T *	findOrigCtxt () const

template<class T >
const T *	findOrigCtxt (const Context *&c) const

virtual Visitor &	flow_clone ()

virtual void	flow_merge (Visitor &)

virtual bool	flow_merge_closure (Visitor &)

virtual void	flow_merge_global_from (cstring)

virtual void	flow_merge_global_to (cstring)

const Context *	getChildContext () const

int	getChildrenVisited () const

const Context *	getContext () const

int	getContextDepth () const

const IR::Node *	getCurrentNode () const

template<class T >
const T *	getCurrentNode () const

const IR::Node *	getOriginal () const

template<class T >
const T *	getOriginal () const

template<class T >
const T *	getParent () const

virtual bool	has_flow_joins () const

profile_t	init_apply (const IR::Node root, const Context parent_context)

bool	isInContext (const IR::Node *n) const

virtual const char *	name () const

template<class T >
void	parallel_visit (const IR::Vector< T > &v, const char *name, int cidx)

template<class T >
void	parallel_visit (const IR::Vector< T > &v, const char *name=0)

template<class T >
void	parallel_visit (IR::Vector< T > &v, const char *name, int cidx)

template<class T >
void	parallel_visit (IR::Vector< T > &v, const char *name=0)

void	print_context () const

const Visitor &	setCalledBy (const Visitor *visitor)

void	setName (const char *name)

void	visit (const IR::Node &n, const char *name, int cidx)

void	visit (const IR::Node &n, const char *name=0)

void	visit (const IR::Node &n, const char name, int cidx)

void	visit (const IR::Node &n, const char name=0)

void	visit (const IR::Node const &n, const char name, int cidx)

void	visit (const IR::Node const &n, const char name=0)

void	visit (IR::Node &n, const char *name, int cidx)

void	visit (IR::Node &n, const char *name=0)

void	visit (IR::Node &, const char =0, int=0)

template<class T , typename = std::enable_if_t<Util::has_SourceInfo_v<T>>, class... Args>
void	warn (const int kind, const char *format, const T &node, Args &&...args)
	The const ref variant of the above.

template<class T , typename = std::enable_if_t<Util::has_SourceInfo_v<T>>, class... Args>
void	warn (const int kind, const char format, const T node, Args &&...args)

bool	warning_enabled (int warning_kind) const

Public Attributes
std::unordered_map< cstring, int >	defInfo

std::unordered_map< cstring, bool >	dontEliminate

std::unordered_map< cstring, const IR::Expression * >	replacementMap

std::unordered_map< cstring, int >	usesInfo

Public Attributes inherited from Visitor
const Visitor *	called_by = nullptr

cstring	internalName

SplitFlowVisit_base *&	split_link

SplitFlowVisit_base *	split_link_mem = nullptr

Additional Inherited Members
Public Types inherited from Visitor
typedef Visitor_Context	Context

Static Public Member Functions inherited from Visitor
static cstring	demangle (const char *)

static bool	warning_enabled (const Visitor *visitor, int warning_kind)

Protected Member Functions inherited from Visitor
virtual void	init_join_flows (const IR::Node *)

virtual bool	join_flows (const IR::Node *)

virtual void	post_join_flows (const IR::Node , const IR::Node )

void	visit_children (const IR::Node *, std::function< void()> fn)

Protected Attributes inherited from Visitor
bool	dontForwardChildrenBeforePreorder = false

bool	joinFlows = false

bool	visitDagOnce = true

Detailed Description

This pass collect use def info by analysing all possible source and destinations, this info will be used by copy elimination pass.

Member Data Documentation

◆ usesInfo

std::unordered_map<cstring , int> DPDK::CollectUseDefInfo::usesInfo

Member expression as string considered key for all below maps, and value contains number of occurences either at use or def point. And this point it's assumed all keys are unique.

Public Member Functions

Public Attributes

Additional Inherited Members

Detailed Description

Member Data Documentation

◆ usesInfo