Z3
 
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Public Member Functions
BitVecNumRef Class Reference
+ Inheritance diagram for BitVecNumRef:

Public Member Functions

 as_long (self)
 
 as_signed_long (self)
 
 as_string (self)
 
 as_binary_string (self)
 
- Public Member Functions inherited from BitVecRef
 sort (self)
 
 size (self)
 
 __add__ (self, other)
 
 __radd__ (self, other)
 
 __mul__ (self, other)
 
 __rmul__ (self, other)
 
 __sub__ (self, other)
 
 __rsub__ (self, other)
 
 __or__ (self, other)
 
 __ror__ (self, other)
 
 __and__ (self, other)
 
 __rand__ (self, other)
 
 __xor__ (self, other)
 
 __rxor__ (self, other)
 
 __pos__ (self)
 
 __neg__ (self)
 
 __invert__ (self)
 
 __div__ (self, other)
 
 __truediv__ (self, other)
 
 __rdiv__ (self, other)
 
 __rtruediv__ (self, other)
 
 __mod__ (self, other)
 
 __rmod__ (self, other)
 
 __le__ (self, other)
 
 __lt__ (self, other)
 
 __gt__ (self, other)
 
 __ge__ (self, other)
 
 __rshift__ (self, other)
 
 __lshift__ (self, other)
 
 __rrshift__ (self, other)
 
 __rlshift__ (self, other)
 
- Public Member Functions inherited from ExprRef
 as_ast (self)
 
 get_id (self)
 
 sort_kind (self)
 
 __eq__ (self, other)
 
 __hash__ (self)
 
 __ne__ (self, other)
 
 params (self)
 
 decl (self)
 
 num_args (self)
 
 arg (self, idx)
 
 children (self)
 
 from_string (self, s)
 
 serialize (self)
 
- Public Member Functions inherited from AstRef
 __init__ (self, ast, ctx=None)
 
 __del__ (self)
 
 __deepcopy__ (self, memo={})
 
 __str__ (self)
 
 __repr__ (self)
 
 __nonzero__ (self)
 
 __bool__ (self)
 
 sexpr (self)
 
 ctx_ref (self)
 
 eq (self, other)
 
 translate (self, target)
 
 __copy__ (self)
 
 hash (self)
 
- Public Member Functions inherited from Z3PPObject
 use_pp (self)
 

Additional Inherited Members

- Data Fields inherited from BitVecRef
 ctx
 
- Data Fields inherited from ExprRef
 ctx
 
- Data Fields inherited from AstRef
 ast
 
 ctx
 
- Protected Member Functions inherited from Z3PPObject
 _repr_html_ (self)
 

Detailed Description

Bit-vector values.

Definition at line 3892 of file z3py.py.

Member Function Documentation

◆ as_binary_string()

as_binary_string (   self)

Definition at line 3932 of file z3py.py.

3932 def as_binary_string(self):
3933 return Z3_get_numeral_binary_string(self.ctx_ref(), self.as_ast())
3934
3935
Z3_string Z3_API Z3_get_numeral_binary_string(Z3_context c, Z3_ast a)
Return numeral value, as a binary string of a numeric constant term.

◆ as_long()

as_long (   self)
Return a Z3 bit-vector numeral as a Python long (bignum) numeral.

>>> v = BitVecVal(0xbadc0de, 32)
>>> v
195936478
>>> print("0x%.8x" % v.as_long())
0x0badc0de

Definition at line 3895 of file z3py.py.

3895 def as_long(self):
3896 """Return a Z3 bit-vector numeral as a Python long (bignum) numeral.
3897
3898 >>> v = BitVecVal(0xbadc0de, 32)
3899 >>> v
3900 195936478
3901 >>> print("0x%.8x" % v.as_long())
3902 0x0badc0de
3903 """
3904 return int(self.as_string())
3905

Referenced by BitVecNumRef.as_signed_long().

◆ as_signed_long()

as_signed_long (   self)
Return a Z3 bit-vector numeral as a Python long (bignum) numeral.
The most significant bit is assumed to be the sign.

>>> BitVecVal(4, 3).as_signed_long()
-4
>>> BitVecVal(7, 3).as_signed_long()
-1
>>> BitVecVal(3, 3).as_signed_long()
3
>>> BitVecVal(2**32 - 1, 32).as_signed_long()
-1
>>> BitVecVal(2**64 - 1, 64).as_signed_long()
-1

Definition at line 3906 of file z3py.py.

3906 def as_signed_long(self):
3907 """Return a Z3 bit-vector numeral as a Python long (bignum) numeral.
3908 The most significant bit is assumed to be the sign.
3909
3910 >>> BitVecVal(4, 3).as_signed_long()
3911 -4
3912 >>> BitVecVal(7, 3).as_signed_long()
3913 -1
3914 >>> BitVecVal(3, 3).as_signed_long()
3915 3
3916 >>> BitVecVal(2**32 - 1, 32).as_signed_long()
3917 -1
3918 >>> BitVecVal(2**64 - 1, 64).as_signed_long()
3919 -1
3920 """
3921 sz = self.size()
3922 val = self.as_long()
3923 if val >= 2**(sz - 1):
3924 val = val - 2**sz
3925 if val < -2**(sz - 1):
3926 val = val + 2**sz
3927 return int(val)
3928

◆ as_string()

as_string (   self)

Definition at line 3929 of file z3py.py.

3929 def as_string(self):
3930 return Z3_get_numeral_string(self.ctx_ref(), self.as_ast())
3931
Z3_string Z3_API Z3_get_numeral_string(Z3_context c, Z3_ast a)
Return numeral value, as a decimal string of a numeric constant term.

Referenced by IntNumRef.as_long(), and BitVecNumRef.as_long().