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prep for max/min diff

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This commit is contained in:
Nikolaj Bjorner 2022-05-04 02:08:11 -07:00
parent 87d2a3b4e5
commit c29cfa81ae
5 changed files with 93 additions and 2 deletions
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6
src/ast/array_decl_plugin.h
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@ -45,6 +45,8 @@ enum array_op_kind {
OP_ARRAY_EXT,
OP_ARRAY_DEFAULT,
OP_ARRAY_MAP,
OP_ARRAY_MAXDIFF,
OP_ARRAY_MINDIFF,
OP_SET_UNION,
OP_SET_INTERSECT,
OP_SET_DIFFERENCE,
@ -157,6 +159,8 @@ public:
bool is_complement(expr* n) const { return is_app_of(n, m_fid, OP_SET_COMPLEMENT); }
bool is_as_array(expr * n) const { return is_app_of(n, m_fid, OP_AS_ARRAY); }
bool is_as_array(expr * n, func_decl*& f) const { return is_as_array(n) && (f = get_as_array_func_decl(n), true); }
bool is_maxdiff(expr const* n) const { return is_app_of(n, m_fid, OP_ARRAY_MAXDIFF); }
bool is_mindiff(expr const* n) const { return is_app_of(n, m_fid, OP_ARRAY_MINDIFF); }
bool is_set_has_size(expr* e) const { return is_app_of(e, m_fid, OP_SET_HAS_SIZE); }
bool is_set_card(expr* e) const { return is_app_of(e, m_fid, OP_SET_CARD); }
bool is_select(func_decl* f) const { return is_decl_of(f, m_fid, OP_SELECT); }
@ -182,6 +186,8 @@ public:
bool is_store_ext(expr* e, expr_ref& a, expr_ref_vector& args, expr_ref& value);
MATCH_BINARY(is_subset);
MATCH_BINARY(is_maxdiff);
MATCH_BINARY(is_mindiff);
};
class array_util : public array_recognizers {