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Merge branch 'master' of https://github.com/Z3Prover/z3

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Nikolaj Bjorner 2016-04-29 19:08:29 -07:00
commit a020b13f10
1 changed files with 46 additions and 1 deletions
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47
src/api/c++/z3++.h
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@ -876,7 +876,7 @@ namespace z3 {
unsigned lo() const { assert (is_app() && Z3_get_decl_num_parameters(ctx(), decl()) == 2); return static_cast<unsigned>(Z3_get_decl_int_parameter(ctx(), decl(), 1)); }
unsigned hi() const { assert (is_app() && Z3_get_decl_num_parameters(ctx(), decl()) == 2); return static_cast<unsigned>(Z3_get_decl_int_parameter(ctx(), decl(), 0)); }
/**
/**
\brief sequence and regular expression operations.
+ is overloaeded as sequence concatenation and regular expression union.
concat is overloaded to handle sequences and regular expressions
@ -1275,6 +1275,51 @@ namespace z3 {
inline expr udiv(expr const & a, int b) { return udiv(a, a.ctx().num_val(b, a.get_sort())); }
inline expr udiv(int a, expr const & b) { return udiv(b.ctx().num_val(a, b.get_sort()), b); }
/**
\brief signed reminder operator for bitvectors
*/
inline expr srem(expr const & a, expr const & b) { return to_expr(a.ctx(), Z3_mk_bvsrem(a.ctx(), a, b)); }
inline expr srem(expr const & a, int b) { return srem(a, a.ctx().num_val(b, a.get_sort())); }
inline expr srem(int a, expr const & b) { return srem(b.ctx().num_val(a, b.get_sort()), b); }
/**
\brief unsigned reminder operator for bitvectors
*/
inline expr urem(expr const & a, expr const & b) { return to_expr(a.ctx(), Z3_mk_bvurem(a.ctx(), a, b)); }
inline expr urem(expr const & a, int b) { return urem(a, a.ctx().num_val(b, a.get_sort())); }
inline expr urem(int a, expr const & b) { return urem(b.ctx().num_val(a, b.get_sort()), b); }
/**
\brief shift left operator for bitvectors
*/
inline expr shl(expr const & a, expr const & b) { return to_expr(a.ctx(), Z3_mk_bvshl(a.ctx(), a, b)); }
inline expr shl(expr const & a, int b) { return shl(a, a.ctx().num_val(b, a.get_sort())); }
inline expr shl(int a, expr const & b) { return shl(b.ctx().num_val(a, b.get_sort()), b); }
/**
\brief logic shift right operator for bitvectors
*/
inline expr lshr(expr const & a, expr const & b) { return to_expr(a.ctx(), Z3_mk_bvlshr(a.ctx(), a, b)); }
inline expr lshr(expr const & a, int b) { return lshr(a, a.ctx().num_val(b, a.get_sort())); }
inline expr lshr(int a, expr const & b) { return lshr(b.ctx().num_val(a, b.get_sort()), b); }
/**
\brief arithmetic shift right operator for bitvectors
*/
inline expr ashr(expr const & a, expr const & b) { return to_expr(a.ctx(), Z3_mk_bvashr(a.ctx(), a, b)); }
inline expr ashr(expr const & a, int b) { return ashr(a, a.ctx().num_val(b, a.get_sort())); }
inline expr ashr(int a, expr const & b) { return ashr(b.ctx().num_val(a, b.get_sort()), b); }
/**
\brief Extend the given bit-vector with zeros to the (unsigned) equivalent bitvector of size m+i, where m is the size of the given bit-vector.
*/
inline expr zext(expr const & a, unsigned i) { return to_expr(a.ctx(), Z3_mk_zero_ext(a.ctx(), i, a)); }
/**
\brief Sign-extend of the given bit-vector to the (signed) equivalent bitvector of size m+i, where m is the size of the given bit-vector.
*/
inline expr sext(expr const & a, unsigned i) { return to_expr(a.ctx(), Z3_mk_sign_ext(a.ctx(), i, a)); }
template<typename T> class cast_ast;
template<> class cast_ast<ast> {