Z3
Public Member Functions | Data Fields
BitVecSortRef Class Reference

Bit-Vectors. More...

+ Inheritance diagram for BitVecSortRef:

Public Member Functions

def size (self)
 
def subsort (self, other)
 
def cast (self, val)
 
- Public Member Functions inherited from SortRef
def as_ast (self)
 
def get_id (self)
 
def kind (self)
 
def subsort (self, other)
 
def cast (self, val)
 
def name (self)
 
def __eq__ (self, other)
 
def __ne__ (self, other)
 
def __hash__ (self)
 
- Public Member Functions inherited from AstRef
def __init__ (self, ast, ctx=None)
 
def __del__ (self)
 
def __deepcopy__ (self, memo={})
 
def __str__ (self)
 
def __repr__ (self)
 
def __eq__ (self, other)
 
def __hash__ (self)
 
def __nonzero__ (self)
 
def __bool__ (self)
 
def sexpr (self)
 
def as_ast (self)
 
def get_id (self)
 
def ctx_ref (self)
 
def eq (self, other)
 
def translate (self, target)
 
def __copy__ (self)
 
def hash (self)
 
- Public Member Functions inherited from Z3PPObject
def use_pp (self)
 

Data Fields

 ctx
 
- Data Fields inherited from AstRef
 ast
 
 ctx
 

Detailed Description

Bit-Vectors.

Bit-vector sort.

Definition at line 3173 of file z3py.py.

Member Function Documentation

◆ cast()

def cast (   self,
  val 
)
Try to cast `val` as a Bit-Vector.

>>> b = BitVecSort(32)
>>> b.cast(10)
10
>>> b.cast(10).sexpr()
'#x0000000a'

Definition at line 3188 of file z3py.py.

3188  def cast(self, val):
3189  """Try to cast `val` as a Bit-Vector.
3190 
3191  >>> b = BitVecSort(32)
3192  >>> b.cast(10)
3193  10
3194  >>> b.cast(10).sexpr()
3195  '#x0000000a'
3196  """
3197  if is_expr(val):
3198  if z3_debug():
3199  _z3_assert(self.ctx == val.ctx, "Context mismatch")
3200  # Idea: use sign_extend if sort of val is a bitvector of smaller size
3201  return val
3202  else:
3203  return BitVecVal(val, self)
3204 
def BitVecVal(val, bv, ctx=None)
Definition: z3py.py:3737
def z3_debug()
Definition: z3py.py:58
def is_expr(a)
Definition: z3py.py:1105

◆ size()

def size (   self)
Return the size (number of bits) of the bit-vector sort `self`.

>>> b = BitVecSort(32)
>>> b.size()
32

Definition at line 3176 of file z3py.py.

3176  def size(self):
3177  """Return the size (number of bits) of the bit-vector sort `self`.
3178 
3179  >>> b = BitVecSort(32)
3180  >>> b.size()
3181  32
3182  """
3183  return int(Z3_get_bv_sort_size(self.ctx_ref(), self.ast))
3184 
unsigned Z3_API Z3_get_bv_sort_size(Z3_context c, Z3_sort t)
Return the size of the given bit-vector sort.

◆ subsort()

def subsort (   self,
  other 
)

Definition at line 3185 of file z3py.py.

3185  def subsort(self, other):
3186  return is_bv_sort(other) and self.size() < other.size()
3187 
def is_bv_sort(s)
Definition: z3py.py:3205

Field Documentation

◆ ctx

ctx

Definition at line 3199 of file z3py.py.

Referenced by Probe.__call__(), Fixedpoint.__deepcopy__(), Optimize.__deepcopy__(), ApplyResult.__deepcopy__(), Tactic.__deepcopy__(), Probe.__deepcopy__(), Fixedpoint.__del__(), Optimize.__del__(), ApplyResult.__del__(), Tactic.__del__(), Probe.__del__(), Probe.__eq__(), Probe.__ge__(), ApplyResult.__getitem__(), Probe.__gt__(), Probe.__le__(), ApplyResult.__len__(), Probe.__lt__(), Probe.__ne__(), Fixedpoint.add_cover(), Fixedpoint.add_rule(), Optimize.add_soft(), Tactic.apply(), ApplyResult.as_expr(), Optimize.assert_and_track(), Fixedpoint.assert_exprs(), Optimize.assert_exprs(), Optimize.assertions(), Optimize.check(), Optimize.from_file(), Optimize.from_string(), Fixedpoint.get_answer(), Fixedpoint.get_assertions(), Fixedpoint.get_cover_delta(), Fixedpoint.get_ground_sat_answer(), Fixedpoint.get_num_levels(), Fixedpoint.get_rule_names_along_trace(), Fixedpoint.get_rules(), Fixedpoint.get_rules_along_trace(), Fixedpoint.help(), Optimize.help(), Tactic.help(), Optimize.maximize(), Optimize.minimize(), Optimize.model(), Optimize.objectives(), Fixedpoint.param_descrs(), Optimize.param_descrs(), Tactic.param_descrs(), Fixedpoint.parse_file(), Fixedpoint.parse_string(), Optimize.pop(), Optimize.push(), Fixedpoint.query(), Fixedpoint.query_from_lvl(), Fixedpoint.reason_unknown(), Optimize.reason_unknown(), Fixedpoint.register_relation(), Fixedpoint.set(), Optimize.set(), Fixedpoint.set_predicate_representation(), Fixedpoint.sexpr(), Optimize.sexpr(), ApplyResult.sexpr(), Tactic.solver(), Fixedpoint.statistics(), Optimize.statistics(), Solver.to_smt2(), Fixedpoint.to_string(), Optimize.unsat_core(), and Fixedpoint.update_rule().