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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208
|
/********************* */
/*! \file metakind_template.h
** \verbatim
** Top contributors (to current version):
** Morgan Deters, Andres Noetzli, Mathias Preiner
** 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 Template for the metakind header.
**
** Template for the metakind header.
**/
#include "cvc4_private.h"
#ifndef CVC4__KIND__METAKIND_H
#define CVC4__KIND__METAKIND_H
#include <iosfwd>
#include "base/check.h"
#include "expr/kind.h"
namespace CVC4 {
namespace expr {
class NodeValue;
}/* CVC4::expr namespace */
namespace kind {
namespace metakind {
/**
* Static, compile-time information about types T representing CVC4
* constants:
*
* typename ConstantMap<T>::OwningTheory
*
* The theory in charge of constructing T when constructing Nodes
* with NodeManager::mkConst(T).
*
* typename ConstantMap<T>::kind
*
* The kind to use when constructing Nodes with
* NodeManager::mkConst(T).
*/
template <class T>
struct ConstantMap;
/**
* Static, compile-time information about kinds k and what type their
* corresponding CVC4 constants are:
*
* typename ConstantMapReverse<k>::T
*
* Constant type for kind k.
*/
template <Kind k>
struct ConstantMapReverse;
/**
* Static, compile-time mapping from CONSTANT kinds to comparison
* functors on NodeValue*. The single element of this structure is:
*
* static bool NodeValueCompare<K, pool>::compare(NodeValue* x, NodeValue* y)
*
* Compares x and y, given that they are both K-kinded (and the
* meta-kind of K is CONSTANT). If pool == true, one of x and y
* (but not both) may be a "non-inlined" NodeValue. If pool ==
* false, neither x nor y may be a "non-inlined" NodeValue.
*/
template <Kind k, bool pool>
struct NodeValueConstCompare {
inline static bool compare(const ::CVC4::expr::NodeValue* x,
const ::CVC4::expr::NodeValue* y);
inline static size_t constHash(const ::CVC4::expr::NodeValue* nv);
};/* NodeValueConstCompare<k, pool> */
struct NodeValueCompare {
template <bool pool>
static bool compare(const ::CVC4::expr::NodeValue* nv1,
const ::CVC4::expr::NodeValue* nv2);
static size_t constHash(const ::CVC4::expr::NodeValue* nv);
};/* struct NodeValueCompare */
/**
* "metakinds" represent the "kinds" of kinds at the meta-level.
* "metakind" is an ugly name but it's not used by client code, just
* by the expr package, and the intent here is to keep it from
* polluting the kind namespace. For more documentation on what these
* mean, see src/theory/builtin/kinds.
*/
enum MetaKind_t {
INVALID = -1, /**< special node non-kinds like NULL_EXPR or LAST_KIND */
VARIABLE, /**< special node kinds: no operator */
OPERATOR, /**< operators that get "inlined" */
PARAMETERIZED, /**< parameterized ops (like APPLYs) that carry extra data */
CONSTANT, /**< constants */
NULLARY_OPERATOR /**< nullary operator */
};/* enum MetaKind_t */
}/* CVC4::kind::metakind namespace */
// import MetaKind into the "CVC4::kind" namespace but keep the
// individual MetaKind constants under kind::metakind::
typedef ::CVC4::kind::metakind::MetaKind_t MetaKind;
/**
* Get the metakind for a particular kind.
*/
MetaKind metaKindOf(Kind k);
}/* CVC4::kind namespace */
namespace expr {
// Comparison predicate
struct NodeValuePoolEq {
inline bool operator()(const NodeValue* nv1, const NodeValue* nv2) const {
return ::CVC4::kind::metakind::NodeValueCompare::compare<true>(nv1, nv2);
}
};
}/* CVC4::expr namespace */
}/* CVC4 namespace */
#include "expr/node_value.h"
#endif /* CVC4__KIND__METAKIND_H */
${metakind_includes}
#ifdef CVC4__NODE_MANAGER_NEEDS_CONSTANT_MAP
namespace CVC4 {
namespace expr {
${metakind_getConst_decls}
}/* CVC4::expr namespace */
namespace kind {
namespace metakind {
template <Kind k, bool pool>
inline bool NodeValueConstCompare<k, pool>::compare(const ::CVC4::expr::NodeValue* x,
const ::CVC4::expr::NodeValue* y) {
typedef typename ConstantMapReverse<k>::T T;
if(pool) {
if(x->d_nchildren == 1) {
Assert(y->d_nchildren == 0);
return compare(y, x);
} else if(y->d_nchildren == 1) {
Assert(x->d_nchildren == 0);
return x->getConst<T>() == *reinterpret_cast<T*>(y->d_children[0]);
}
}
Assert(x->d_nchildren == 0);
Assert(y->d_nchildren == 0);
return x->getConst<T>() == y->getConst<T>();
}
template <Kind k, bool pool>
inline size_t NodeValueConstCompare<k, pool>::constHash(const ::CVC4::expr::NodeValue* nv) {
typedef typename ConstantMapReverse<k>::T T;
return nv->getConst<T>().hash();
}
${metakind_constantMaps_decls}
struct NodeValueConstPrinter {
static void toStream(std::ostream& out,
const ::CVC4::expr::NodeValue* nv);
static void toStream(std::ostream& out, TNode n);
};
/**
* Cleanup to be performed when a NodeValue zombie is collected, and
* it has CONSTANT metakind. This calls the destructor for the underlying
* C++ type representing the constant value. See
* NodeManager::reclaimZombies() for more information.
*
* This doesn't support "non-inlined" NodeValues, which shouldn't need this
* kind of cleanup.
*/
void deleteNodeValueConstant(::CVC4::expr::NodeValue* nv);
unsigned getLowerBoundForKind(::CVC4::Kind k);
unsigned getUpperBoundForKind(::CVC4::Kind k);
}/* CVC4::kind::metakind namespace */
/**
* Map a kind of the operator to the kind of the enclosing expression. For
* example, since the kind of functions is just VARIABLE, it should map
* VARIABLE to APPLY_UF.
*/
Kind operatorToKind(::CVC4::expr::NodeValue* nv);
}/* CVC4::kind namespace */
#line 205 "${template_rel}"
}/* CVC4 namespace */
#endif /* CVC4__NODE_MANAGER_NEEDS_CONSTANT_MAP */
|