BitVecRef Class Reference

Inheritance diagram for BitVecRef:

Public Member Functions
	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)
	kind (self)
	num_args (self)
	arg (self, idx)
	children (self)
	update (self, *args)
	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)
	__eq__ (self, other)
	__hash__ (self)
	__nonzero__ (self)
	__bool__ (self)
	sexpr (self)
	ctx_ref (self)
	eq (self, other)
	translate (self, target)
	__copy__ (self)
	hash (self)
	py_value (self)
Public Member Functions inherited from Z3PPObject
	use_pp (self)

Additional Inherited Members
Data Fields inherited from AstRef
	ast = ast
	ctx = _get_ctx(ctx)
Protected Member Functions inherited from Z3PPObject
	_repr_html_ (self)

Detailed Description

Bit-vector expressions.

Definition at line 3659 of file z3py.py.

Member Function Documentation

__add__()

__add__	(		self,
			other )

Create the Z3 expression `self + other`.

>>> x = BitVec('x', 32)
>>> y = BitVec('y', 32)
>>> x + y
x + y
>>> (x + y).sort()
BitVec(32)

Definition at line 3684 of file z3py.py.

    def __add__(self, other):
        """Create the Z3 expression `self + other`.
 
        >>> x = BitVec('x', 32)
        >>> y = BitVec('y', 32)
        >>> x + y
        x + y
        >>> (x + y).sort()
        BitVec(32)
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvadd(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__and__()

__and__	(		self,
			other )

Create the Z3 expression bitwise-and `self & other`.

>>> x = BitVec('x', 32)
>>> y = BitVec('y', 32)
>>> x & y
x & y
>>> (x & y).sort()
BitVec(32)

Definition at line 3776 of file z3py.py.

    def __and__(self, other):
        """Create the Z3 expression bitwise-and `self & other`.
 
        >>> x = BitVec('x', 32)
        >>> y = BitVec('y', 32)
        >>> x & y
        x & y
        >>> (x & y).sort()
        BitVec(32)
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvand(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__div__()

__div__	(		self,
			other )

Create the Z3 expression (signed) division `self / other`.

Use the function UDiv() for unsigned division.

>>> x = BitVec('x', 32)
>>> y = BitVec('y', 32)
>>> x / y
x/y
>>> (x / y).sort()
BitVec(32)
>>> (x / y).sexpr()
'(bvsdiv x y)'
>>> UDiv(x, y).sexpr()
'(bvudiv x y)'

Definition at line 3853 of file z3py.py.

    def __div__(self, other):
        """Create the Z3 expression (signed) division `self / other`.
 
        Use the function UDiv() for unsigned division.
 
        >>> x = BitVec('x', 32)
        >>> y = BitVec('y', 32)
        >>> x / y
        x/y
        >>> (x / y).sort()
        BitVec(32)
        >>> (x / y).sexpr()
        '(bvsdiv x y)'
        >>> UDiv(x, y).sexpr()
        '(bvudiv x y)'
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvsdiv(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

Referenced by __truediv__().

__ge__()

__ge__	(		self,
			other )

Create the Z3 expression (signed) `other >= self`.

Use the function UGE() for unsigned greater than or equal to.

>>> x, y = BitVecs('x y', 32)
>>> x >= y
x >= y
>>> (x >= y).sexpr()
'(bvsge x y)'
>>> UGE(x, y).sexpr()
'(bvuge x y)'

Definition at line 3983 of file z3py.py.

    def __ge__(self, other):
        """Create the Z3 expression (signed) `other >= self`.
 
        Use the function UGE() for unsigned greater than or equal to.
 
        >>> x, y = BitVecs('x y', 32)
        >>> x >= y
        x >= y
        >>> (x >= y).sexpr()
        '(bvsge x y)'
        >>> UGE(x, y).sexpr()
        '(bvuge x y)'
        """
        a, b = _coerce_exprs(self, other)
        return BoolRef(Z3_mk_bvsge(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__gt__()

__gt__	(		self,
			other )

Create the Z3 expression (signed) `other > self`.

Use the function UGT() for unsigned greater than.

>>> x, y = BitVecs('x y', 32)
>>> x > y
x > y
>>> (x > y).sexpr()
'(bvsgt x y)'
>>> UGT(x, y).sexpr()
'(bvugt x y)'

Definition at line 3967 of file z3py.py.

    def __gt__(self, other):
        """Create the Z3 expression (signed) `other > self`.
 
        Use the function UGT() for unsigned greater than.
 
        >>> x, y = BitVecs('x y', 32)
        >>> x > y
        x > y
        >>> (x > y).sexpr()
        '(bvsgt x y)'
        >>> UGT(x, y).sexpr()
        '(bvugt x y)'
        """
        a, b = _coerce_exprs(self, other)
        return BoolRef(Z3_mk_bvsgt(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__invert__()

__invert__

(

self

)

Create the Z3 expression bitwise-not `~self`.

>>> x = BitVec('x', 32)
>>> ~x
~x
>>> simplify(~(~x))
x

Definition at line 3842 of file z3py.py.

    def __invert__(self):
        """Create the Z3 expression bitwise-not `~self`.
 
        >>> x = BitVec('x', 32)
        >>> ~x
        ~x
        >>> simplify(~(~x))
        x
        """
        return BitVecRef(Z3_mk_bvnot(self.ctx_ref(), self.as_ast()), self.ctx)
 

__le__()

__le__	(		self,
			other )

Create the Z3 expression (signed) `other <= self`.

Use the function ULE() for unsigned less than or equal to.

>>> x, y = BitVecs('x y', 32)
>>> x <= y
x <= y
>>> (x <= y).sexpr()
'(bvsle x y)'
>>> ULE(x, y).sexpr()
'(bvule x y)'

Definition at line 3935 of file z3py.py.

    def __le__(self, other):
        """Create the Z3 expression (signed) `other <= self`.
 
        Use the function ULE() for unsigned less than or equal to.
 
        >>> x, y = BitVecs('x y', 32)
        >>> x <= y
        x <= y
        >>> (x <= y).sexpr()
        '(bvsle x y)'
        >>> ULE(x, y).sexpr()
        '(bvule x y)'
        """
        a, b = _coerce_exprs(self, other)
        return BoolRef(Z3_mk_bvsle(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__lshift__()

__lshift__	(		self,
			other )

Create the Z3 expression left shift `self << other`

>>> x, y = BitVecs('x y', 32)
>>> x << y
x << y
>>> (x << y).sexpr()
'(bvshl x y)'
>>> simplify(BitVecVal(2, 3) << 1)
4

Definition at line 4029 of file z3py.py.

    def __lshift__(self, other):
        """Create the Z3 expression left shift `self << other`
 
        >>> x, y = BitVecs('x y', 32)
        >>> x << y
        x << y
        >>> (x << y).sexpr()
        '(bvshl x y)'
        >>> simplify(BitVecVal(2, 3) << 1)
        4
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvshl(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__lt__()

__lt__	(		self,
			other )

Create the Z3 expression (signed) `other < self`.

Use the function ULT() for unsigned less than.

>>> x, y = BitVecs('x y', 32)
>>> x < y
x < y
>>> (x < y).sexpr()
'(bvslt x y)'
>>> ULT(x, y).sexpr()
'(bvult x y)'

Definition at line 3951 of file z3py.py.

    def __lt__(self, other):
        """Create the Z3 expression (signed) `other < self`.
 
        Use the function ULT() for unsigned less than.
 
        >>> x, y = BitVecs('x y', 32)
        >>> x < y
        x < y
        >>> (x < y).sexpr()
        '(bvslt x y)'
        >>> ULT(x, y).sexpr()
        '(bvult x y)'
        """
        a, b = _coerce_exprs(self, other)
        return BoolRef(Z3_mk_bvslt(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__mod__()

__mod__	(		self,
			other )

Create the Z3 expression (signed) mod `self % other`.

Use the function URem() for unsigned remainder, and SRem() for signed remainder.

>>> x = BitVec('x', 32)
>>> y = BitVec('y', 32)
>>> x % y
x%y
>>> (x % y).sort()
BitVec(32)
>>> (x % y).sexpr()
'(bvsmod x y)'
>>> URem(x, y).sexpr()
'(bvurem x y)'
>>> SRem(x, y).sexpr()
'(bvsrem x y)'

Definition at line 3896 of file z3py.py.

    def __mod__(self, other):
        """Create the Z3 expression (signed) mod `self % other`.
 
        Use the function URem() for unsigned remainder, and SRem() for signed remainder.
 
        >>> x = BitVec('x', 32)
        >>> y = BitVec('y', 32)
        >>> x % y
        x%y
        >>> (x % y).sort()
        BitVec(32)
        >>> (x % y).sexpr()
        '(bvsmod x y)'
        >>> URem(x, y).sexpr()
        '(bvurem x y)'
        >>> SRem(x, y).sexpr()
        '(bvsrem x y)'
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvsmod(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__mul__()

__mul__	(		self,
			other )

Create the Z3 expression `self * other`.

>>> x = BitVec('x', 32)
>>> y = BitVec('y', 32)
>>> x * y
x*y
>>> (x * y).sort()
BitVec(32)

Definition at line 3707 of file z3py.py.

    def __mul__(self, other):
        """Create the Z3 expression `self * other`.
 
        >>> x = BitVec('x', 32)
        >>> y = BitVec('y', 32)
        >>> x * y
        x*y
        >>> (x * y).sort()
        BitVec(32)
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvmul(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__neg__()

__neg__

(

self

)

Return an expression representing `-self`.

>>> x = BitVec('x', 32)
>>> -x
-x
>>> simplify(-(-x))
x

Definition at line 3831 of file z3py.py.

    def __neg__(self):
        """Return an expression representing `-self`.
 
        >>> x = BitVec('x', 32)
        >>> -x
        -x
        >>> simplify(-(-x))
        x
        """
        return BitVecRef(Z3_mk_bvneg(self.ctx_ref(), self.as_ast()), self.ctx)
 

__or__()

__or__	(		self,
			other )

Create the Z3 expression bitwise-or `self | other`.

>>> x = BitVec('x', 32)
>>> y = BitVec('y', 32)
>>> x | y
x | y
>>> (x | y).sort()
BitVec(32)

Definition at line 3753 of file z3py.py.

    def __or__(self, other):
        """Create the Z3 expression bitwise-or `self | other`.
 
        >>> x = BitVec('x', 32)
        >>> y = BitVec('y', 32)
        >>> x | y
        x | y
        >>> (x | y).sort()
        BitVec(32)
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvor(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__pos__()

__pos__

(

self

)

Return `self`.

>>> x = BitVec('x', 32)
>>> +x
x

Definition at line 3822 of file z3py.py.

    def __pos__(self):
        """Return `self`.
 
        >>> x = BitVec('x', 32)
        >>> +x
        x
        """
        return self
 

__radd__()

__radd__	(		self,
			other )

Create the Z3 expression `other + self`.

>>> x = BitVec('x', 32)
>>> 10 + x
10 + x

Definition at line 3697 of file z3py.py.

    def __radd__(self, other):
        """Create the Z3 expression `other + self`.
 
        >>> x = BitVec('x', 32)
        >>> 10 + x
        10 + x
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvadd(self.ctx_ref(), b.as_ast(), a.as_ast()), self.ctx)
 

__rand__()

__rand__	(		self,
			other )

Create the Z3 expression bitwise-or `other & self`.

>>> x = BitVec('x', 32)
>>> 10 & x
10 & x

Definition at line 3789 of file z3py.py.

    def __rand__(self, other):
        """Create the Z3 expression bitwise-or `other & self`.
 
        >>> x = BitVec('x', 32)
        >>> 10 & x
        10 & x
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvand(self.ctx_ref(), b.as_ast(), a.as_ast()), self.ctx)
 

__rdiv__()

__rdiv__	(		self,
			other )

Create the Z3 expression (signed) division `other / self`.

Use the function UDiv() for unsigned division.

>>> x = BitVec('x', 32)
>>> 10 / x
10/x
>>> (10 / x).sexpr()
'(bvsdiv #x0000000a x)'
>>> UDiv(10, x).sexpr()
'(bvudiv #x0000000a x)'

Definition at line 3876 of file z3py.py.

    def __rdiv__(self, other):
        """Create the Z3 expression (signed) division `other / self`.
 
        Use the function UDiv() for unsigned division.
 
        >>> x = BitVec('x', 32)
        >>> 10 / x
        10/x
        >>> (10 / x).sexpr()
        '(bvsdiv #x0000000a x)'
        >>> UDiv(10, x).sexpr()
        '(bvudiv #x0000000a x)'
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvsdiv(self.ctx_ref(), b.as_ast(), a.as_ast()), self.ctx)
 

Referenced by __rtruediv__().

__rlshift__()

__rlshift__	(		self,
			other )

Create the Z3 expression left shift `other << self`.

Use the function LShR() for the right logical shift

>>> x = BitVec('x', 32)
>>> 10 << x
10 << x
>>> (10 << x).sexpr()
'(bvshl #x0000000a x)'

Definition at line 4057 of file z3py.py.

    def __rlshift__(self, other):
        """Create the Z3 expression left shift `other << self`.
 
        Use the function LShR() for the right logical shift
 
        >>> x = BitVec('x', 32)
        >>> 10 << x
        10 << x
        >>> (10 << x).sexpr()
        '(bvshl #x0000000a x)'
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvshl(self.ctx_ref(), b.as_ast(), a.as_ast()), self.ctx)
 
 

__rmod__()

__rmod__	(		self,
			other )

Create the Z3 expression (signed) mod `other % self`.

Use the function URem() for unsigned remainder, and SRem() for signed remainder.

>>> x = BitVec('x', 32)
>>> 10 % x
10%x
>>> (10 % x).sexpr()
'(bvsmod #x0000000a x)'
>>> URem(10, x).sexpr()
'(bvurem #x0000000a x)'
>>> SRem(10, x).sexpr()
'(bvsrem #x0000000a x)'

Definition at line 3917 of file z3py.py.

    def __rmod__(self, other):
        """Create the Z3 expression (signed) mod `other % self`.
 
        Use the function URem() for unsigned remainder, and SRem() for signed remainder.
 
        >>> x = BitVec('x', 32)
        >>> 10 % x
        10%x
        >>> (10 % x).sexpr()
        '(bvsmod #x0000000a x)'
        >>> URem(10, x).sexpr()
        '(bvurem #x0000000a x)'
        >>> SRem(10, x).sexpr()
        '(bvsrem #x0000000a x)'
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvsmod(self.ctx_ref(), b.as_ast(), a.as_ast()), self.ctx)
 

__rmul__()

__rmul__	(		self,
			other )

Create the Z3 expression `other * self`.

>>> x = BitVec('x', 32)
>>> 10 * x
10*x

Definition at line 3720 of file z3py.py.

    def __rmul__(self, other):
        """Create the Z3 expression `other * self`.
 
        >>> x = BitVec('x', 32)
        >>> 10 * x
        10*x
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvmul(self.ctx_ref(), b.as_ast(), a.as_ast()), self.ctx)
 

__ror__()

__ror__	(		self,
			other )

Create the Z3 expression bitwise-or `other | self`.

>>> x = BitVec('x', 32)
>>> 10 | x
10 | x

Definition at line 3766 of file z3py.py.

    def __ror__(self, other):
        """Create the Z3 expression bitwise-or `other | self`.
 
        >>> x = BitVec('x', 32)
        >>> 10 | x
        10 | x
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvor(self.ctx_ref(), b.as_ast(), a.as_ast()), self.ctx)
 

__rrshift__()

__rrshift__	(		self,
			other )

Create the Z3 expression (arithmetical) right shift `other` >> `self`.

Use the function LShR() for the right logical shift

>>> x = BitVec('x', 32)
>>> 10 >> x
10 >> x
>>> (10 >> x).sexpr()
'(bvashr #x0000000a x)'

Definition at line 4043 of file z3py.py.

    def __rrshift__(self, other):
        """Create the Z3 expression (arithmetical) right shift `other` >> `self`.
 
        Use the function LShR() for the right logical shift
 
        >>> x = BitVec('x', 32)
        >>> 10 >> x
        10 >> x
        >>> (10 >> x).sexpr()
        '(bvashr #x0000000a x)'
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvashr(self.ctx_ref(), b.as_ast(), a.as_ast()), self.ctx)
 

__rshift__()

__rshift__	(		self,
			other )

Create the Z3 expression (arithmetical) right shift `self >> other`

Use the function LShR() for the right logical shift

>>> x, y = BitVecs('x y', 32)
>>> x >> y
x >> y
>>> (x >> y).sexpr()
'(bvashr x y)'
>>> LShR(x, y).sexpr()
'(bvlshr x y)'
>>> BitVecVal(4, 3)
4
>>> BitVecVal(4, 3).as_signed_long()
-4
>>> simplify(BitVecVal(4, 3) >> 1).as_signed_long()
-2
>>> simplify(BitVecVal(4, 3) >> 1)
6
>>> simplify(LShR(BitVecVal(4, 3), 1))
2
>>> simplify(BitVecVal(2, 3) >> 1)
1
>>> simplify(LShR(BitVecVal(2, 3), 1))
1

Definition at line 3999 of file z3py.py.

    def __rshift__(self, other):
        """Create the Z3 expression (arithmetical) right shift `self >> other`
 
        Use the function LShR() for the right logical shift
 
        >>> x, y = BitVecs('x y', 32)
        >>> x >> y
        x >> y
        >>> (x >> y).sexpr()
        '(bvashr x y)'
        >>> LShR(x, y).sexpr()
        '(bvlshr x y)'
        >>> BitVecVal(4, 3)
        4
        >>> BitVecVal(4, 3).as_signed_long()
        -4
        >>> simplify(BitVecVal(4, 3) >> 1).as_signed_long()
        -2
        >>> simplify(BitVecVal(4, 3) >> 1)
        6
        >>> simplify(LShR(BitVecVal(4, 3), 1))
        2
        >>> simplify(BitVecVal(2, 3) >> 1)
        1
        >>> simplify(LShR(BitVecVal(2, 3), 1))
        1
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvashr(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__rsub__()

__rsub__	(		self,
			other )

Create the Z3 expression `other - self`.

>>> x = BitVec('x', 32)
>>> 10 - x
10 - x

Definition at line 3743 of file z3py.py.

    def __rsub__(self, other):
        """Create the Z3 expression `other - self`.
 
        >>> x = BitVec('x', 32)
        >>> 10 - x
        10 - x
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvsub(self.ctx_ref(), b.as_ast(), a.as_ast()), self.ctx)
 

__rtruediv__()

__rtruediv__	(		self,
			other )

Create the Z3 expression (signed) division `other / self`.

Definition at line 3892 of file z3py.py.

    def __rtruediv__(self, other):
        """Create the Z3 expression (signed) division `other / self`."""
        return self.__rdiv__(other)
 

__rxor__()

__rxor__	(		self,
			other )

Create the Z3 expression bitwise-xor `other ^ self`.

>>> x = BitVec('x', 32)
>>> 10 ^ x
10 ^ x

Definition at line 3812 of file z3py.py.

    def __rxor__(self, other):
        """Create the Z3 expression bitwise-xor `other ^ self`.
 
        >>> x = BitVec('x', 32)
        >>> 10 ^ x
        10 ^ x
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvxor(self.ctx_ref(), b.as_ast(), a.as_ast()), self.ctx)
 

__sub__()

__sub__	(		self,
			other )

Create the Z3 expression `self - other`.

>>> x = BitVec('x', 32)
>>> y = BitVec('y', 32)
>>> x - y
x - y
>>> (x - y).sort()
BitVec(32)

Definition at line 3730 of file z3py.py.

    def __sub__(self, other):
        """Create the Z3 expression `self - other`.
 
        >>> x = BitVec('x', 32)
        >>> y = BitVec('y', 32)
        >>> x - y
        x - y
        >>> (x - y).sort()
        BitVec(32)
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvsub(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

__truediv__()

__truediv__	(		self,
			other )

Create the Z3 expression (signed) division `self / other`.

Definition at line 3872 of file z3py.py.

    def __truediv__(self, other):
        """Create the Z3 expression (signed) division `self / other`."""
        return self.__div__(other)
 

__xor__()

__xor__	(		self,
			other )

Create the Z3 expression bitwise-xor `self ^ other`.

>>> x = BitVec('x', 32)
>>> y = BitVec('y', 32)
>>> x ^ y
x ^ y
>>> (x ^ y).sort()
BitVec(32)

Definition at line 3799 of file z3py.py.

    def __xor__(self, other):
        """Create the Z3 expression bitwise-xor `self ^ other`.
 
        >>> x = BitVec('x', 32)
        >>> y = BitVec('y', 32)
        >>> x ^ y
        x ^ y
        >>> (x ^ y).sort()
        BitVec(32)
        """
        a, b = _coerce_exprs(self, other)
        return BitVecRef(Z3_mk_bvxor(self.ctx_ref(), a.as_ast(), b.as_ast()), self.ctx)
 

size()

size

(

self

)

Return the number of bits of the bit-vector expression `self`.

>>> x = BitVec('x', 32)
>>> (x + 1).size()
32
>>> Concat(x, x).size()
64

Definition at line 3673 of file z3py.py.

    def size(self):
        """Return the number of bits of the bit-vector expression `self`.
 
        >>> x = BitVec('x', 32)
        >>> (x + 1).size()
        32
        >>> Concat(x, x).size()
        64
        """
        return self.sort().size()
 

Referenced by Goal.__len__(), ParamDescrsRef.__len__(), BitVecNumRef.as_signed_long(), and size().

sort()

sort

(

self

)

Return the sort of the bit-vector expression `self`.

>>> x = BitVec('x', 32)
>>> x.sort()
BitVec(32)
>>> x.sort() == BitVecSort(32)
True

Reimplemented from ExprRef.

Definition at line 3662 of file z3py.py.

    def sort(self):
        """Return the sort of the bit-vector expression `self`.
 
        >>> x = BitVec('x', 32)
        >>> x.sort()
        BitVec(32)
        >>> x.sort() == BitVecSort(32)
        True
        """
        return BitVecSortRef(Z3_get_sort(self.ctx_ref(), self.as_ast()), self.ctx)