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add priority queue to instantiation

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This commit is contained in:
Nikolaj Bjorner 2021-01-31 16:17:52 -08:00
parent 22b0c3aa70
commit 46f754c43d
19 changed files with 1138 additions and 541 deletions
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41
src/smt/cost_evaluator.h
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@ -1,41 +0,0 @@
/*++
Copyright (c) 2006 Microsoft Corporation
Module Name:
cost_evaluator.h
Abstract:
Simple evaluator for cost function
Author:
Leonardo de Moura (leonardo) 2008-06-14.
Revision History:
--*/
#pragma once
#include "ast/ast.h"
#include "ast/arith_decl_plugin.h"
class cost_evaluator {
ast_manager & m;
arith_util m_util;
unsigned m_num_args;
float const * m_args;
float eval(expr * f) const;
public:
cost_evaluator(ast_manager & m);
/**
I'm using the same standard used in quantifier instantiation.
(VAR 0) is stored in the last position of the array.
...
(VAR (num_args - 1)) is stored in the first position of the array.
*/
float operator()(expr * f, unsigned num_args, float const * args);
};