blob: 3c656de1a0140d1854d5be74933676562688384e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
/********************* */
/*! \file array_proof_reconstruction.h
** \verbatim
** Top contributors (to current version):
** Paul Meng, Tim King
** This file is part of the CVC4 project.
** Copyright (c) 2009-2019 by the authors listed in the file AUTHORS
** in the top-level source directory) and their institutional affiliations.
** All rights reserved. See the file COPYING in the top-level source
** directory for licensing information.\endverbatim
**
** \brief Array-specific proof construction logic to be used during the
** equality engine's path reconstruction
**/
#include "cvc4_private.h"
#ifndef __CVC4__THEORY__ARRAYS__ARRAY_PROOF_RECONSTRUCTION_H
#define __CVC4__THEORY__ARRAYS__ARRAY_PROOF_RECONSTRUCTION_H
#include "theory/uf/equality_engine.h"
namespace CVC4 {
namespace theory {
namespace arrays {
/**
* A callback class to be invoked whenever the equality engine traverses
* an "array-owned" edge during path reconstruction.
*/
class ArrayProofReconstruction : public eq::PathReconstructionNotify {
public:
ArrayProofReconstruction(const eq::EqualityEngine* equalityEngine);
void notify(unsigned reasonType, Node reason, Node a, Node b,
std::vector<TNode>& equalities,
eq::EqProof* proof) const override;
void setRowMergeTag(unsigned tag);
void setRow1MergeTag(unsigned tag);
void setExtMergeTag(unsigned tag);
private:
/** Merge tag for ROW applications */
unsigned d_reasonRow;
/** Merge tag for ROW1 applications */
unsigned d_reasonRow1;
/** Merge tag for EXT applications */
unsigned d_reasonExt;
const eq::EqualityEngine* d_equalityEngine;
}; /* class ArrayProofReconstruction */
}/* CVC4::theory::arrays namespace */
}/* CVC4::theory namespace */
}/* CVC4 namespace */
#endif /* __CVC4__THEORY__ARRAYS__ARRAY_PROOF_RECONSTRUCTION_H */
|
