P4C
The P4 Compiler
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Public Member Functions | |
CollectPhvFields (PhvInfo &phv, std::optional< gress_t > gress=std::nullopt) | |
Public Member Functions inherited from P4::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 P4::Visitor | |
virtual bool | check_global (cstring) |
virtual void | clear_globals () |
virtual Visitor * | clone () const |
virtual ControlFlowVisitor * | controlFlowVisitor () |
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> && !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 |
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 Visitor * | called_by = nullptr |
cstring | internalName |
SplitFlowVisit_base *& | split_link |
SplitFlowVisit_base * | split_link_mem = nullptr |
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::Visitor | |
bool | dontForwardChildrenBeforePreorder = false |
bool | joinFlows = false |
bool | visitDagOnce = true |
Populates a PhvInfo object with Fields for each PHV-backed object in the program (header instances, TempVars, etc.), with the exception of POV fields, which are created by the AllocatePOVBits pass.
Note that this pass also collects field information for alias sources by explicitly visiting the source
children of AliasMembers and AliasSlices. In this mode (i.e. when gress
is supplied to the constructor), the internal data structures are NOT cleared in init_apply.