P4C
The P4 Compiler
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P4::DPDK::MoveNonHeaderFieldsToPseudoHeader Class Reference

This pass identifies and collects statement which requires it's operand to be in a header and also initialize added header fields with original operand. i.e. csum_0.add<tuple_0>((tuple_0){f0 = m.Ingress_tmp_1,f1 = m.Ingress_tmp_2, f2 = m.Ingress_tmp_3,f3 = m.Ingress_tmp_4,f4 = m.Ingress_tmp_5}); transformed into h.dpdk_pseudo_header.pseudo = (bit<16>)m.Ingress_tmp_1; h.dpdk_pseudo_header.pseudo_0 = (bit<16>)m.Ingress_tmp_2; h.dpdk_pseudo_header.pseudo_1 = (bit<8>)m.Ingress_tmp_3; h.dpdk_pseudo_header.pseudo_2 = (bit<32>)m.Ingress_tmp_4; h.dpdk_pseudo_header.pseudo_3 = (bit<32>)m.Ingress_tmp_5; csum_0.add<tuple_1>((tuple_1){f0 = h.dpdk_pseudo_header.pseudo, f1 = h.dpdk_pseudo_header.pseudo_0,f2 = h.dpdk_pseudo_header.pseudo_1, f3 = h.dpdk_pseudo_header.pseudo_2,f4 = h.dpdk_pseudo_header.pseudo_3});. More...

#include <dpdkArch.h>

Inheritance diagram for P4::DPDK::MoveNonHeaderFieldsToPseudoHeader:
[legend]

Public Member Functions

 MoveNonHeaderFieldsToPseudoHeader (P4::ReferenceMap *refMap, P4::TypeMap *typeMap, bool &is_all_args_header)
 
std::pair< IR::AssignmentStatement *, IR::Member * > addAssignmentStmt (const IR::Expression *ne)
 
const IR::Nodepostorder (IR::AssignmentStatement *statement) override
 
const IR::Nodepostorder (IR::MethodCallStatement *statement) override
 
const IR::Nodepostorder (IR::P4Program *p) override
 
- Public Member Functions inherited from P4::Transform
const IR::Nodeapply_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 const IR::Nodepostorder (IR::Node *n)
 
virtual const IR::Nodepreorder (IR::Node *n)
 
void prune ()
 
virtual void revisit (const IR::Node *, const IR::Node *)
 
void revisit_visited ()
 
bool visit_in_progress (const IR::Node *) const
 
void visitAgain () const override
 
void visitOnce () const override
 
- Public Member Functions inherited from P4::Visitor
virtual bool check_global (cstring)
 
virtual void clear_globals ()
 
virtual Visitorclone () const
 
virtual ControlFlowVisitorcontrolFlowVisitor ()
 
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 Visitorflow_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 ContextgetChildContext () const
 
int getChildrenVisited () const
 
const ContextgetContext () const
 
int getContextDepth () const
 
const IR::NodegetCurrentNode () const
 
template<class T >
const T * getCurrentNode () const
 
const IR::NodegetOriginal () 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 VisitorsetCalledBy (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> && !std::is_pointer_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
 

Static Public Attributes

static std::vector< std::pair< cstring, const IR::Type * > > pseudoFieldNameType
 

Additional Inherited Members

- Public Types inherited from P4::Visitor
typedef Visitor_Context Context
 
- Static Public Member Functions inherited from P4::Visitor
static cstring demangle (const char *)
 
static bool warning_enabled (const Visitor *visitor, int warning_kind)
 
- Public Attributes inherited from P4::Visitor
const Visitorcalled_by = nullptr
 
cstring internalName
 
SplitFlowVisit_base *& split_link
 
SplitFlowVisit_basesplit_link_mem = nullptr
 
- Protected Member Functions inherited from P4::Transform
const IR::Nodetransform_child (const IR::Node *child)
 
- Protected Member Functions inherited from P4::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 P4::Transform
bool forceClone = false
 
- Protected Attributes inherited from P4::Visitor
bool dontForwardChildrenBeforePreorder = false
 
bool joinFlows = false
 
bool visitDagOnce = true
 

Detailed Description

This pass identifies and collects statement which requires it's operand to be in a header and also initialize added header fields with original operand. i.e. csum_0.add<tuple_0>((tuple_0){f0 = m.Ingress_tmp_1,f1 = m.Ingress_tmp_2, f2 = m.Ingress_tmp_3,f3 = m.Ingress_tmp_4,f4 = m.Ingress_tmp_5}); transformed into h.dpdk_pseudo_header.pseudo = (bit<16>)m.Ingress_tmp_1; h.dpdk_pseudo_header.pseudo_0 = (bit<16>)m.Ingress_tmp_2; h.dpdk_pseudo_header.pseudo_1 = (bit<8>)m.Ingress_tmp_3; h.dpdk_pseudo_header.pseudo_2 = (bit<32>)m.Ingress_tmp_4; h.dpdk_pseudo_header.pseudo_3 = (bit<32>)m.Ingress_tmp_5; csum_0.add<tuple_1>((tuple_1){f0 = h.dpdk_pseudo_header.pseudo, f1 = h.dpdk_pseudo_header.pseudo_0,f2 = h.dpdk_pseudo_header.pseudo_1, f3 = h.dpdk_pseudo_header.pseudo_2,f4 = h.dpdk_pseudo_header.pseudo_3});.