#include <satcheck_picosat.h>

Inheritance diagram for satcheck_picosatt:

Collaboration diagram for satcheck_picosatt:

Public Member Functions
	satcheck_picosatt ()

	~satcheck_picosatt ()

virtual const std::string	solver_text ()

virtual resultt	prop_solve ()

virtual tvt	l_get (literalt a) const

virtual void	lcnf (const bvt &bv)

virtual void	set_assignment (literalt a, bool value)

virtual bool	is_in_conflict (literalt a) const
	Returns true if an assumption is in the final conflict. More...

virtual void	set_assumptions (const bvt &_assumptions)

virtual bool	has_set_assumptions () const

virtual bool	has_is_in_conflict () const

Public Member Functions inherited from cnf_solvert
	cnf_solvert ()

virtual size_t	no_clauses () const override

Public Member Functions inherited from cnft
	cnft ()

virtual	~cnft ()

virtual literalt	land (literalt a, literalt b) override

virtual literalt	lor (literalt a, literalt b) override

virtual literalt	land (const bvt &bv) override
	Tseitin encoding of conjunction between multiple literals. More...

virtual literalt	lor (const bvt &bv) override
	Tseitin encoding of disjunction between multiple literals. More...

virtual literalt	lxor (const bvt &bv) override
	Tseitin encoding of XOR between multiple literals. More...

virtual literalt	lxor (literalt a, literalt b) override

virtual literalt	lnand (literalt a, literalt b) override

virtual literalt	lnor (literalt a, literalt b) override

virtual literalt	lequal (literalt a, literalt b) override

virtual literalt	limplies (literalt a, literalt b) override

virtual literalt	lselect (literalt a, literalt b, literalt c) override

virtual literalt	new_variable () override
	Generate a new variable and return it as a literal. More...

virtual size_t	no_variables () const override

virtual void	set_no_variables (size_t no)

void	gate_and (literalt a, literalt b, literalt o)
	Tseitin encoding of conjunction of two literals. More...

void	gate_or (literalt a, literalt b, literalt o)
	Tseitin encoding of disjunction of two literals. More...

void	gate_xor (literalt a, literalt b, literalt o)
	Tseitin encoding of XOR of two literals. More...

void	gate_nand (literalt a, literalt b, literalt o)
	Tseitin encoding of NAND of two literals. More...

void	gate_nor (literalt a, literalt b, literalt o)
	Tseitin encoding of NOR of two literals. More...

void	gate_equal (literalt a, literalt b, literalt o)
	Tseitin encoding of equality between two literals. More...

void	gate_implies (literalt a, literalt b, literalt o)
	Tseitin encoding of implication between two literals. More...

Public Member Functions inherited from propt
	propt ()

virtual	~propt ()

virtual void	set_equal (literalt a, literalt b)
	asserts a==b in the propositional formula More...

virtual void	l_set_to (literalt a, bool value)

void	l_set_to_true (literalt a)

void	l_set_to_false (literalt a)

void	lcnf (literalt l0, literalt l1)

void	lcnf (literalt l0, literalt l1, literalt l2)

void	lcnf (literalt l0, literalt l1, literalt l2, literalt l3)

virtual bool	has_set_to () const

virtual bool	cnf_handled_well () const

virtual void	set_variable_name (literalt, const irep_idt &)

bvt	new_variables (std::size_t width)
	generates a bitvector of given width with new variables More...

virtual void	set_frozen (literalt)

virtual void	set_time_limit_seconds (uint32_t)

Public Member Functions inherited from messaget
virtual void	set_message_handler (message_handlert &_message_handler)

message_handlert &	get_message_handler ()

	messaget ()

	messaget (const messaget &other)

messaget &	operator= (const messaget &other)

	messaget (message_handlert &_message_handler)

virtual	~messaget ()

mstreamt &	get_mstream (unsigned message_level) const

mstreamt &	error () const

mstreamt &	warning () const

mstreamt &	result () const

mstreamt &	status () const

mstreamt &	statistics () const

mstreamt &	progress () const

mstreamt &	debug () const

void	conditional_output (mstreamt &mstream, const std::function< void(mstreamt &)> &output_generator) const
	Generate output to `message_stream` using `output_generator` if the configured verbosity is at least as high as that of `message_stream`. More...

Protected Attributes
bvt	assumptions

Protected Attributes inherited from cnf_solvert
statust	status

size_t	clause_counter

Protected Attributes inherited from cnft
size_t	_no_variables

Protected Attributes inherited from propt
bvt	lcnf_bv

Protected Attributes inherited from messaget
message_handlert *	message_handler

mstreamt	mstream

Private Attributes
PicoSAT *	picosat

Additional Inherited Members
Public Types inherited from propt
enum	resultt { resultt::P_SATISFIABLE, resultt::P_UNSATISFIABLE, resultt::P_ERROR }

Public Types inherited from messaget
enum	message_levelt { M_ERROR =1, M_WARNING =2, M_RESULT =4, M_STATUS =6, M_STATISTICS =8, M_PROGRESS =9, M_DEBUG =10 }

Static Public Member Functions inherited from cnft
static bvt	eliminate_duplicates (const bvt &)
	eliminate duplicates from given vector of literals More...

Static Public Member Functions inherited from messaget
static unsigned	eval_verbosity (const std::string &user_input, const message_levelt default_verbosity, message_handlert &dest)
	Parse a (user-)provided string as a verbosity level and set it as the verbosity of dest. More...

static commandt	command (unsigned c)
	Create an ECMA-48 SGR (Select Graphic Rendition) command. More...

Static Public Attributes inherited from messaget
static eomt	eom

static const commandt	reset
	return to default formatting, as defined by the terminal More...

static const commandt	red
	render text with red foreground color More...

static const commandt	green
	render text with green foreground color More...

static const commandt	yellow
	render text with yellow foreground color More...

static const commandt	blue
	render text with blue foreground color More...

static const commandt	magenta
	render text with magenta foreground color More...

static const commandt	cyan
	render text with cyan foreground color More...

static const commandt	bright_red
	render text with bright red foreground color More...

static const commandt	bright_green
	render text with bright green foreground color More...

static const commandt	bright_yellow
	render text with bright yellow foreground color More...

static const commandt	bright_blue
	render text with bright blue foreground color More...

static const commandt	bright_magenta
	render text with bright magenta foreground color More...

static const commandt	bright_cyan
	render text with bright cyan foreground color More...

static const commandt	bold
	render text with bold font More...

static const commandt	faint
	render text with faint font More...

static const commandt	italic
	render italic text More...

static const commandt	underline
	render underlined text More...

Protected Types inherited from cnf_solvert
enum	statust { statust::INIT, statust::SAT, statust::UNSAT, statust::ERROR }

Protected Member Functions inherited from cnft
bool	process_clause (const bvt &bv, bvt &dest)
	filter 'true' from clause, eliminate duplicates, recognise trivially satisfied clauses More...

Static Protected Member Functions inherited from cnft
static bool	is_all (const bvt &bv, literalt l)

Detailed Description

Definition at line 18 of file satcheck_picosat.h.

Constructor & Destructor Documentation

◆ satcheck_picosatt()

satcheck_picosatt::satcheck_picosatt ( )

Definition at line 110 of file satcheck_picosat.cpp.

◆ ~satcheck_picosatt()

satcheck_picosatt::~satcheck_picosatt ( )

Definition at line 115 of file satcheck_picosat.cpp.

Member Function Documentation

◆ has_is_in_conflict()

virtual bool satcheck_picosatt::has_is_in_conflict ( ) const

inlinevirtual

Reimplemented from propt.

Definition at line 34 of file satcheck_picosat.h.

◆ has_set_assumptions()

virtual bool satcheck_picosatt::has_set_assumptions ( ) const

inlinevirtual

Reimplemented from propt.

Definition at line 33 of file satcheck_picosat.h.

◆ is_in_conflict()

bool satcheck_picosatt::is_in_conflict ( literalt l ) const

virtual

Returns true if an assumption is in the final conflict.

Note that only literals that are assumptions (see set_assumptions) may be queried.

Returns: true iff the given literal is part of the final conflict

Implements propt.

Definition at line 120 of file satcheck_picosat.cpp.

◆ l_get()

tvt satcheck_picosatt::l_get ( literalt a ) const

virtual

Implements propt.

Definition at line 25 of file satcheck_picosat.cpp.

◆ lcnf()

void satcheck_picosatt::lcnf ( const bvt & bv )

virtual

Implements propt.

Definition at line 51 of file satcheck_picosat.cpp.

◆ prop_solve()

propt::resultt satcheck_picosatt::prop_solve ( )

virtual

Implements propt.

Definition at line 68 of file satcheck_picosat.cpp.

◆ set_assignment()

void satcheck_picosatt::set_assignment	(	literalt	a,
		bool	value
	)

virtual

Implements propt.

Definition at line 105 of file satcheck_picosat.cpp.

◆ set_assumptions()

void satcheck_picosatt::set_assumptions ( const bvt & _assumptions )

virtual

Reimplemented from propt.

Definition at line 127 of file satcheck_picosat.cpp.

◆ solver_text()

const std::string satcheck_picosatt::solver_text ( )

virtual

Implements propt.

Definition at line 46 of file satcheck_picosat.cpp.

Member Data Documentation

◆ assumptions

bvt satcheck_picosatt::assumptions

protected

Definition at line 37 of file satcheck_picosat.h.

◆ picosat

PicoSAT* satcheck_picosatt::picosat

private

Definition at line 40 of file satcheck_picosat.h.

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

solvers/sat/satcheck_picosat.h
solvers/sat/satcheck_picosat.cpp

Public Member Functions

Protected Attributes

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ satcheck_picosatt()

◆ ~satcheck_picosatt()

Member Function Documentation

◆ has_is_in_conflict()

◆ has_set_assumptions()

◆ is_in_conflict()

◆ l_get()

◆ lcnf()

◆ prop_solve()

◆ set_assignment()

◆ set_assumptions()

◆ solver_text()

Member Data Documentation

◆ assumptions

◆ picosat