blob: 0fea387b5653784fba00ba2334c6245a5cb38e07 (
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
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
|
/********************* */
/*! \file proof_rule.cpp
** \verbatim
** Top contributors (to current version):
** Andrew Reynolds, Haniel Barbosa, Alex Ozdemir
** This file is part of the CVC4 project.
** Copyright (c) 2009-2020 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 Implementation of proof rule
**/
#include "expr/proof_rule.h"
#include <iostream>
namespace CVC4 {
const char* toString(PfRule id)
{
switch (id)
{
//================================================= Core rules
case PfRule::ASSUME: return "ASSUME";
case PfRule::SCOPE: return "SCOPE";
case PfRule::SUBS: return "SUBS";
case PfRule::REWRITE: return "REWRITE";
case PfRule::EVALUATE: return "EVALUATE";
case PfRule::MACRO_SR_EQ_INTRO: return "MACRO_SR_EQ_INTRO";
case PfRule::MACRO_SR_PRED_INTRO: return "MACRO_SR_PRED_INTRO";
case PfRule::MACRO_SR_PRED_ELIM: return "MACRO_SR_PRED_ELIM";
case PfRule::MACRO_SR_PRED_TRANSFORM: return "MACRO_SR_PRED_TRANSFORM";
case PfRule::REMOVE_TERM_FORMULA_AXIOM: return "REMOVE_TERM_FORMULA_AXIOM";
//================================================= Trusted rules
case PfRule::THEORY_LEMMA: return "THEORY_LEMMA";
case PfRule::THEORY_REWRITE: return "THEORY_REWRITE";
case PfRule::PREPROCESS: return "PREPROCESS";
case PfRule::PREPROCESS_LEMMA: return "PREPROCESS_LEMMA";
case PfRule::THEORY_PREPROCESS: return "THEORY_PREPROCESS";
case PfRule::THEORY_PREPROCESS_LEMMA: return "THEORY_PREPROCESS_LEMMA";
case PfRule::WITNESS_AXIOM: return "WITNESS_AXIOM";
//================================================= Boolean rules
case PfRule::RESOLUTION: return "RESOLUTION";
case PfRule::CHAIN_RESOLUTION: return "CHAIN_RESOLUTION";
case PfRule::FACTORING: return "FACTORING";
case PfRule::REORDERING: return "REORDERING";
case PfRule::SPLIT: return "SPLIT";
case PfRule::EQ_RESOLVE: return "EQ_RESOLVE";
case PfRule::AND_ELIM: return "AND_ELIM";
case PfRule::AND_INTRO: return "AND_INTRO";
case PfRule::NOT_OR_ELIM: return "NOT_OR_ELIM";
case PfRule::IMPLIES_ELIM: return "IMPLIES_ELIM";
case PfRule::NOT_IMPLIES_ELIM1: return "NOT_IMPLIES_ELIM1";
case PfRule::NOT_IMPLIES_ELIM2: return "NOT_IMPLIES_ELIM2";
case PfRule::EQUIV_ELIM1: return "EQUIV_ELIM1";
case PfRule::EQUIV_ELIM2: return "EQUIV_ELIM2";
case PfRule::NOT_EQUIV_ELIM1: return "NOT_EQUIV_ELIM1";
case PfRule::NOT_EQUIV_ELIM2: return "NOT_EQUIV_ELIM2";
case PfRule::XOR_ELIM1: return "XOR_ELIM1";
case PfRule::XOR_ELIM2: return "XOR_ELIM2";
case PfRule::NOT_XOR_ELIM1: return "NOT_XOR_ELIM1";
case PfRule::NOT_XOR_ELIM2: return "NOT_XOR_ELIM2";
case PfRule::ITE_ELIM1: return "ITE_ELIM1";
case PfRule::ITE_ELIM2: return "ITE_ELIM2";
case PfRule::NOT_ITE_ELIM1: return "NOT_ITE_ELIM1";
case PfRule::NOT_ITE_ELIM2: return "NOT_ITE_ELIM2";
case PfRule::CONTRA: return "CONTRA";
//================================================= De Morgan rules
case PfRule::NOT_AND: return "NOT_AND";
//================================================= CNF rules
case PfRule::CNF_AND_POS: return "CNF_AND_POS";
case PfRule::CNF_AND_NEG: return "CNF_AND_NEG";
case PfRule::CNF_OR_POS: return "CNF_OR_POS";
case PfRule::CNF_OR_NEG: return "CNF_OR_NEG";
case PfRule::CNF_IMPLIES_POS: return "CNF_IMPLIES_POS";
case PfRule::CNF_IMPLIES_NEG1: return "CNF_IMPLIES_NEG1";
case PfRule::CNF_IMPLIES_NEG2: return "CNF_IMPLIES_NEG2";
case PfRule::CNF_EQUIV_POS1: return "CNF_EQUIV_POS1";
case PfRule::CNF_EQUIV_POS2: return "CNF_EQUIV_POS2";
case PfRule::CNF_EQUIV_NEG1: return "CNF_EQUIV_NEG1";
case PfRule::CNF_EQUIV_NEG2: return "CNF_EQUIV_NEG2";
case PfRule::CNF_XOR_POS1: return "CNF_XOR_POS1";
case PfRule::CNF_XOR_POS2: return "CNF_XOR_POS2";
case PfRule::CNF_XOR_NEG1: return "CNF_XOR_NEG1";
case PfRule::CNF_XOR_NEG2: return "CNF_XOR_NEG2";
case PfRule::CNF_ITE_POS1: return "CNF_ITE_POS1";
case PfRule::CNF_ITE_POS2: return "CNF_ITE_POS2";
case PfRule::CNF_ITE_POS3: return "CNF_ITE_POS3";
case PfRule::CNF_ITE_NEG1: return "CNF_ITE_NEG1";
case PfRule::CNF_ITE_NEG2: return "CNF_ITE_NEG2";
case PfRule::CNF_ITE_NEG3: return "CNF_ITE_NEG3";
//================================================= Equality rules
case PfRule::REFL: return "REFL";
case PfRule::SYMM: return "SYMM";
case PfRule::TRANS: return "TRANS";
case PfRule::CONG: return "CONG";
case PfRule::TRUE_INTRO: return "TRUE_INTRO";
case PfRule::TRUE_ELIM: return "TRUE_ELIM";
case PfRule::FALSE_INTRO: return "FALSE_INTRO";
case PfRule::FALSE_ELIM: return "FALSE_ELIM";
case PfRule::HO_APP_ENCODE: return "HO_APP_ENCODE";
case PfRule::HO_CONG: return "HO_CONG";
//================================================= Array rules
case PfRule::ARRAYS_READ_OVER_WRITE: return "ARRAYS_READ_OVER_WRITE";
case PfRule::ARRAYS_READ_OVER_WRITE_CONTRA:
return "ARRAYS_READ_OVER_WRITE_CONTRA";
case PfRule::ARRAYS_READ_OVER_WRITE_1: return "ARRAYS_READ_OVER_WRITE_1";
case PfRule::ARRAYS_EXT: return "ARRAYS_EXT";
case PfRule::ARRAYS_TRUST: return "ARRAYS_TRUST";
//================================================= Quantifiers rules
case PfRule::WITNESS_INTRO: return "WITNESS_INTRO";
case PfRule::EXISTS_INTRO: return "EXISTS_INTRO";
case PfRule::SKOLEMIZE: return "SKOLEMIZE";
case PfRule::INSTANTIATE: return "INSTANTIATE";
//================================================= String rules
case PfRule::CONCAT_EQ: return "CONCAT_EQ";
case PfRule::CONCAT_UNIFY: return "CONCAT_UNIFY";
case PfRule::CONCAT_CONFLICT: return "CONCAT_CONFLICT";
case PfRule::CONCAT_SPLIT: return "CONCAT_SPLIT";
case PfRule::CONCAT_CSPLIT: return "CONCAT_CSPLIT";
case PfRule::CONCAT_LPROP: return "CONCAT_LPROP";
case PfRule::CONCAT_CPROP: return "CONCAT_CPROP";
case PfRule::STRING_DECOMPOSE: return "STRING_DECOMPOSE";
case PfRule::STRING_LENGTH_POS: return "STRING_LENGTH_POS";
case PfRule::STRING_LENGTH_NON_EMPTY: return "STRING_LENGTH_NON_EMPTY";
case PfRule::STRING_REDUCTION: return "STRING_REDUCTION";
case PfRule::STRING_EAGER_REDUCTION: return "STRING_EAGER_REDUCTION";
case PfRule::RE_INTER: return "RE_INTER";
case PfRule::RE_UNFOLD_POS: return "RE_UNFOLD_POS";
case PfRule::RE_UNFOLD_NEG: return "RE_UNFOLD_NEG";
case PfRule::RE_UNFOLD_NEG_CONCAT_FIXED:
return "RE_UNFOLD_NEG_CONCAT_FIXED";
case PfRule::RE_ELIM: return "RE_ELIM";
case PfRule::STRING_CODE_INJ: return "STRING_CODE_INJ";
case PfRule::STRING_SEQ_UNIT_INJ: return "STRING_SEQ_UNIT_INJ";
case PfRule::STRING_TRUST: return "STRING_TRUST";
//================================================= Arith rules
case PfRule::ARITH_SCALE_SUM_UPPER_BOUNDS: return "ARITH_SCALE_SUM_UPPER_BOUNDS";
case PfRule::ARITH_TRICHOTOMY: return "ARITH_TRICHOTOMY";
case PfRule::INT_TIGHT_LB: return "INT_TIGHT_LB";
case PfRule::INT_TIGHT_UB: return "INT_TIGHT_UB";
case PfRule::INT_TRUST: return "INT_TRUST";
case PfRule::ARITH_OP_ELIM_AXIOM: return "ARITH_OP_ELIM_AXIOM";
//================================================= Unknown rule
case PfRule::UNKNOWN: return "UNKNOWN";
default: return "?";
}
}
std::ostream& operator<<(std::ostream& out, PfRule id)
{
out << toString(id);
return out;
}
size_t PfRuleHashFunction::operator()(PfRule id) const
{
return static_cast<size_t>(id);
}
} // namespace CVC4
|