1 |
|
/****************************************************************************** |
2 |
|
* Top contributors (to current version): |
3 |
|
* Aina Niemetz, Andrew Reynolds, Mathias Preiner |
4 |
|
* |
5 |
|
* This file is part of the cvc5 project. |
6 |
|
* |
7 |
|
* Copyright (c) 2009-2021 by the authors listed in the file AUTHORS |
8 |
|
* in the top-level source directory and their institutional affiliations. |
9 |
|
* All rights reserved. See the file COPYING in the top-level source |
10 |
|
* directory for licensing information. |
11 |
|
* **************************************************************************** |
12 |
|
* |
13 |
|
* The preprocessing pass context for passes |
14 |
|
* |
15 |
|
* Implementation of the preprocessing pass context for passes. This context |
16 |
|
* allows preprocessing passes to retrieve information besides the assertions |
17 |
|
* from the solver and interact with it without getting full access. |
18 |
|
*/ |
19 |
|
|
20 |
|
#include "cvc5_private.h" |
21 |
|
|
22 |
|
#ifndef CVC5__PREPROCESSING__PREPROCESSING_PASS_CONTEXT_H |
23 |
|
#define CVC5__PREPROCESSING__PREPROCESSING_PASS_CONTEXT_H |
24 |
|
|
25 |
|
#include "context/cdhashset.h" |
26 |
|
#include "smt/smt_engine.h" |
27 |
|
#include "theory/trust_substitutions.h" |
28 |
|
#include "util/resource_manager.h" |
29 |
|
|
30 |
|
namespace cvc5 { |
31 |
|
class SmtEngine; |
32 |
|
class TheoryEngine; |
33 |
|
namespace theory::booleans { |
34 |
|
class CircuitPropagator; |
35 |
|
} |
36 |
|
namespace prop { |
37 |
|
class PropEngine; |
38 |
|
} |
39 |
|
namespace preprocessing { |
40 |
|
|
41 |
8954 |
class PreprocessingPassContext |
42 |
|
{ |
43 |
|
public: |
44 |
|
PreprocessingPassContext( |
45 |
|
SmtEngine* smt, |
46 |
|
Env& env, |
47 |
|
theory::booleans::CircuitPropagator* circuitPropagator); |
48 |
|
|
49 |
1 |
SmtEngine* getSmt() { return d_smt; } |
50 |
311074 |
TheoryEngine* getTheoryEngine() { return d_smt->getTheoryEngine(); } |
51 |
11640 |
prop::PropEngine* getPropEngine() { return d_smt->getPropEngine(); } |
52 |
|
context::Context* getUserContext(); |
53 |
|
context::Context* getDecisionContext(); |
54 |
|
|
55 |
10283 |
theory::booleans::CircuitPropagator* getCircuitPropagator() |
56 |
|
{ |
57 |
10283 |
return d_circuitPropagator; |
58 |
|
} |
59 |
|
|
60 |
2724 |
context::CDHashSet<Node>& getSymsInAssertions() { return d_symsInAssertions; } |
61 |
|
|
62 |
|
void spendResource(Resource r); |
63 |
|
|
64 |
|
/** Get the current logic info of the SmtEngine */ |
65 |
9016 |
const LogicInfo& getLogicInfo() { return d_smt->getLogicInfo(); } |
66 |
|
|
67 |
|
/** Gets a reference to the top-level substitution map */ |
68 |
|
theory::TrustSubstitutionMap& getTopLevelSubstitutions(); |
69 |
|
|
70 |
|
/** Record symbols in assertions |
71 |
|
* |
72 |
|
* This method is called when a set of assertions is finalized. It adds |
73 |
|
* the symbols to d_symsInAssertions that occur in assertions. |
74 |
|
*/ |
75 |
|
void recordSymbolsInAssertions(const std::vector<Node>& assertions); |
76 |
|
|
77 |
|
/** |
78 |
|
* Add substitution to the top-level substitutions, which also as a |
79 |
|
* consequence is used by the theory model. |
80 |
|
* @param lhs The node replaced by node 'rhs' |
81 |
|
* @param rhs The node to substitute node 'lhs' |
82 |
|
* @param pg The proof generator that can provide a proof of lhs == rhs. |
83 |
|
*/ |
84 |
|
void addSubstitution(const Node& lhs, |
85 |
|
const Node& rhs, |
86 |
|
ProofGenerator* pg = nullptr); |
87 |
|
/** Same as above, with proof id */ |
88 |
|
void addSubstitution(const Node& lhs, |
89 |
|
const Node& rhs, |
90 |
|
PfRule id, |
91 |
|
const std::vector<Node>& args); |
92 |
|
|
93 |
|
/** The the proof node manager associated with this context, if it exists */ |
94 |
|
ProofNodeManager* getProofNodeManager(); |
95 |
|
|
96 |
|
private: |
97 |
|
/** Pointer to the SmtEngine that this context was created in. */ |
98 |
|
SmtEngine* d_smt; |
99 |
|
/** Reference to the environment. */ |
100 |
|
Env& d_env; |
101 |
|
/** Instance of the circuit propagator */ |
102 |
|
theory::booleans::CircuitPropagator* d_circuitPropagator; |
103 |
|
/** |
104 |
|
* The (user-context-dependent) set of symbols that occur in at least one |
105 |
|
* assertion in the current user context. |
106 |
|
*/ |
107 |
|
context::CDHashSet<Node> d_symsInAssertions; |
108 |
|
|
109 |
|
}; // class PreprocessingPassContext |
110 |
|
|
111 |
|
} // namespace preprocessing |
112 |
|
} // namespace cvc5 |
113 |
|
|
114 |
|
#endif /* CVC5__PREPROCESSING__PREPROCESSING_PASS_CONTEXT_H */ |