P4C
The P4 Compiler
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P4::P4Tools::P4Testgen::Pna::SharedPnaCmdStepper Class Reference
Inheritance diagram for P4::P4Tools::P4Testgen::Pna::SharedPnaCmdStepper:
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Public Member Functions

 SharedPnaCmdStepper (ExecutionState &state, AbstractSolver &solver, const ProgramInfo &programInfo)
 
- Public Member Functions inherited from P4::P4Tools::P4Testgen::CmdStepper
 CmdStepper (ExecutionState &state, AbstractSolver &solver, const ProgramInfo &programInfo)
 
bool preorder (const IR::AssignmentStatement *assign) override
 
bool preorder (const IR::BlockStatement *block) override
 
bool preorder (const IR::EmptyStatement *empty) override
 
bool preorder (const IR::ExitStatement *e) override
 
bool preorder (const IR::IfStatement *ifStatement) override
 
bool preorder (const IR::MethodCallStatement *methodCallStatement) override
 
bool preorder (const IR::P4Control *p4control) override
 
bool preorder (const IR::P4Parser *p4parser) override
 
bool preorder (const IR::P4Program *program) override
 
bool preorder (const IR::ParserState *parserState) override
 
bool preorder (const IR::SwitchStatement *switchStatement) override
 
- Public Member Functions inherited from P4::P4Tools::P4Testgen::AbstractStepper
 AbstractStepper (ExecutionState &state, AbstractSolver &solver, const ProgramInfo &programInfo)
 
bool preorder (const IR::Node *) override
 Provides generic handling of unsupported nodes.
 
Result step (const IR::Node *)
 
- Public Member Functions inherited from P4::Inspector
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 void postorder (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 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
 

Additional Inherited Members

- Public Types inherited from P4::P4Tools::P4Testgen::AbstractStepper
using Branch = SmallStepEvaluator::Branch
 
using Result = SmallStepEvaluator::Result
 
- 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::P4Tools::P4Testgen::CmdStepper
virtual std::map< Continuation::Exception, ContinuationgetExceptionHandlers (const IR::P4Parser *parser, Continuation::Body normalContinuation, const ExecutionState &state) const =0
 
virtual void initializeTargetEnvironment (ExecutionState &state) const =0
 
const ConstraintstartParser (const IR::P4Parser *parser, ExecutionState &state)
 
virtual std::optional< const Constraint * > startParserImpl (const IR::P4Parser *parser, ExecutionState &state) const =0
 
- Protected Member Functions inherited from P4::P4Tools::P4Testgen::AbstractStepper
void declareBaseType (ExecutionState &nextState, const IR::StateVariable &paramPath, const IR::Type_Base *baseType) const
 
void declareStructLike (ExecutionState &nextState, const IR::StateVariable &parentExpr, bool forceTaint=false) const
 
const IR::Literal * evaluateExpression (const IR::Expression *expr, std::optional< const IR::Expression * > cond) const
 
virtual std::string getClassName ()=0
 
virtual const ProgramInfogetProgramInfo () const
 
void logStep (const IR::Node *node)
 Helper function for debugging execution of small stepper.
 
void setHeaderValidity (const IR::StateVariable &headerRef, bool validity, ExecutionState &state)
 
void setTargetUninitialized (ExecutionState &nextState, const IR::StateVariable &ref, bool forceTaint) const
 
bool stepGetHeaderValidity (const IR::StateVariable &headerRef)
 
bool stepSetHeaderValidity (const IR::StateVariable &headerRef, bool validity)
 
bool stepStackPushPopFront (const IR::Expression *stackRef, const IR::Vector< IR::Argument > *args, bool isPush=true)
 
bool stepSymbolicValue (const IR::Node *)
 
bool stepToException (Continuation::Exception)
 
- 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)
 
- Static Protected Member Functions inherited from P4::P4Tools::P4Testgen::AbstractStepper
static void checkMemberInvariant (const IR::Node *node)
 
static bool stepToListSubexpr (const IR::BaseListExpression *subexpr, SmallStepEvaluator::Result &result, const ExecutionState &state, std::function< const Continuation::Command(const IR::BaseListExpression *)> rebuildCmd)
 
static bool stepToStructSubexpr (const IR::StructExpression *subexpr, SmallStepEvaluator::Result &result, const ExecutionState &state, std::function< const Continuation::Command(const IR::StructExpression *)> rebuildCmd)
 
static bool stepToSubexpr (const IR::Expression *subexpr, SmallStepEvaluator::Result &result, const ExecutionState &state, std::function< const Continuation::Command(const Continuation::Parameter *)> rebuildCmd)
 
- Protected Attributes inherited from P4::P4Tools::P4Testgen::AbstractStepper
const ProgramInfoprogramInfo
 Target-specific information about the P4 program being evaluated.
 
Result result
 The output of the evaluation.
 
AbstractSolversolver
 The solver backing the state being executed.
 
ExecutionStatestate
 The state being evaluated.
 
- Protected Attributes inherited from P4::Visitor
bool dontForwardChildrenBeforePreorder = false
 
bool joinFlows = false
 
bool visitDagOnce = true