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axioms for b-and

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2023-12-11 15:45:54 -08:00
parent e93ee9fe9d
commit c03a05eb75
4 changed files with 15 additions and 9 deletions
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15
src/ast/arith_decl_plugin.h
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@ -309,13 +309,14 @@ public:
bool is_int_real(expr const * n) const { return is_int_real(n->get_sort()); }
bool is_band(expr const* n) const { return is_app_of(n, arith_family_id, OP_ARITH_BAND); }
bool is_band(expr const* n, unsigned& sz, expr*& x, expr*& y) { return is_arith_op(n, OP_ARITH_BAND, sz, x, y); }
bool is_shl(expr const* n) const { return is_app_of(n, arith_family_id, OP_ARITH_SHL); }
bool is_shl(expr const* n, unsigned& sz, expr*& x, expr*& y) { return is_arith_op(n, OP_ARITH_SHL, sz, x, y); }
bool is_lshr(expr const* n) const { return is_app_of(n, arith_family_id, OP_ARITH_LSHR); }
bool is_lshr(expr const* n, unsigned& sz, expr*& x, expr*& y) { return is_arith_op(n, OP_ARITH_LSHR, sz, x, y); }
bool is_ashr(expr const* n) const { return is_app_of(n, arith_family_id, OP_ARITH_ASHR); }
bool is_ashr(expr const* n, unsigned& sz, expr*& x, expr*& y) { return is_arith_op(n, OP_ARITH_ASHR, sz, x, y); }
bool is_band(expr const* n, unsigned& sz, expr*& x, expr*& y) {
if (!is_band(n))
return false;
x = to_app(n)->get_arg(0);
y = to_app(n)->get_arg(1);
sz = to_app(n)->get_parameter(0).get_int();
return true;
}
bool is_sin(expr const* n) const { return is_app_of(n, arith_family_id, OP_SIN); }
bool is_cos(expr const* n) const { return is_app_of(n, arith_family_id, OP_COS); }