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
|
// Copyright (C) 2020 Free Software Foundation, Inc.
// This file is part of GCC.
// GCC is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 3, or (at your option) any later
// version.
// GCC is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
// You should have received a copy of the GNU General Public License
// along with GCC; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
#ifndef RUST_HIR_MAP_H
#define RUST_HIR_MAP_H
#include "rust-system.h"
#include "rust-location.h"
#include "rust-ast-full-decls.h"
#include "rust-hir-full-decls.h"
namespace Rust {
// refers to a Crate
typedef uint32_t CrateNum;
// refers to any node in the AST in current Crate
typedef uint32_t NodeId;
// refers to any node in the HIR for the current crate
typedef uint32_t HirId;
// refers to any top-level decl in HIR
typedef uint32_t LocalDefId;
// refers to <Crate><DefId>
typedef uint64_t DefId;
#define DEF_ID_CRATE_MASK 0xFFFFFFFF00000000
#define DEF_ID_LOCAL_DEF_MASK 0x00000000FFFFFFFF
#define UNKNOWN_CREATENUM ((uint32_t) (0))
#define UNKNOWN_NODEID ((uint32_t) (0))
#define UNKNOWN_HIRID ((uint32_t) (0))
#define UNKNOWN_LOCAL_DEFID ((uint32_t) (0))
#define UNKNOWN_DEFID ((uint64_t) (0))
namespace Analysis {
class NodeMapping
{
public:
NodeMapping (CrateNum crateNum, NodeId nodeId, HirId hirId,
LocalDefId localDefId);
~NodeMapping ();
static NodeMapping get_error ();
CrateNum get_crate_num () const;
NodeId get_nodeid () const;
HirId get_hirid () const;
LocalDefId get_local_defid () const;
DefId get_defid () const;
static DefId get_defid (CrateNum crate_num, LocalDefId local_defid);
std::string as_string () const;
private:
CrateNum crateNum;
NodeId nodeId;
HirId hirId;
LocalDefId localDefId;
};
class Mappings
{
public:
static Mappings *get ();
~Mappings ();
CrateNum get_next_crate_num ();
void set_current_crate (CrateNum crateNum);
CrateNum get_current_crate ();
NodeId get_next_node_id () { return get_next_node_id (get_current_crate ()); }
NodeId get_next_node_id (CrateNum crateNum);
HirId get_next_hir_id () { return get_next_hir_id (get_current_crate ()); }
HirId get_next_hir_id (CrateNum crateNum);
LocalDefId get_next_localdef_id (CrateNum crateNum);
AST::Crate *get_ast_crate (CrateNum crateNum);
void insert_ast_crate (AST::Crate *crate);
HIR::Crate *get_hir_crate (CrateNum crateNum);
void insert_hir_crate (HIR::Crate *crate);
void insert_defid_mapping (DefId id, HIR::Item *item);
HIR::Item *lookup_defid (DefId id);
void insert_local_defid_mapping (CrateNum crateNum, LocalDefId id,
HIR::Item *item);
HIR::Item *lookup_local_defid (CrateNum crateNum, LocalDefId id);
void insert_hir_item (CrateNum crateNum, HirId id, HIR::Item *item);
HIR::Item *lookup_hir_item (CrateNum crateNum, HirId id);
void insert_hir_expr (CrateNum crateNum, HirId id, HIR::Expr *expr);
HIR::Expr *lookup_hir_expr (CrateNum crateNum, HirId id);
void insert_hir_type (CrateNum crateNum, HirId id, HIR::Type *type);
HIR::Type *lookup_hir_type (CrateNum crateNum, HirId id);
void insert_hir_stmt (CrateNum crateNum, HirId id, HIR::Stmt *type);
HIR::Stmt *lookup_hir_stmt (CrateNum crateNum, HirId id);
void insert_hir_param (CrateNum crateNum, HirId id, HIR::FunctionParam *type);
HIR::FunctionParam *lookup_hir_param (CrateNum crateNum, HirId id);
void insert_hir_struct_field (CrateNum crateNum, HirId id,
HIR::StructExprField *type);
HIR::StructExprField *lookup_hir_struct_field (CrateNum crateNum, HirId id);
void walk_local_defids_for_crate (CrateNum crateNum,
std::function<bool (HIR::Item *)> cb);
bool lookup_node_to_hir (CrateNum crate, NodeId id, HirId *ref);
void insert_location (CrateNum crate, HirId id, Location locus);
Location lookup_location (CrateNum crate, HirId id);
Location lookup_location (HirId id)
{
return lookup_location (get_current_crate (), id);
}
bool resolve_nodeid_to_stmt (CrateNum crate, NodeId id, HIR::Stmt **stmt);
bool resolve_nodeid_to_stmt (NodeId id, HIR::Stmt **stmt)
{
return resolve_nodeid_to_stmt (get_current_crate (), id, stmt);
}
std::set<HirId> &get_hirids_within_crate (CrateNum crate)
{
return hirNodesWithinCrate[crate];
}
private:
Mappings ();
CrateNum crateNumItr;
CrateNum currentCrateNum;
std::map<CrateNum, HirId> hirIdIter;
std::map<CrateNum, NodeId> nodeIdIter;
std::map<CrateNum, LocalDefId> localIdIter;
std::map<CrateNum, AST::Crate *> astCrateMappings;
std::map<CrateNum, HIR::Crate *> hirCrateMappings;
std::map<DefId, HIR::Item *> defIdMappings;
std::map<CrateNum, std::map<LocalDefId, HIR::Item *> > localDefIdMappings;
std::map<CrateNum, std::map<HirId, HIR::Item *> > hirItemMappings;
std::map<CrateNum, std::map<HirId, HIR::Type *> > hirTypeMappings;
std::map<CrateNum, std::map<HirId, HIR::Expr *> > hirExprMappings;
std::map<CrateNum, std::map<HirId, HIR::Stmt *> > hirStmtMappings;
std::map<CrateNum, std::map<HirId, HIR::FunctionParam *> > hirParamMappings;
std::map<CrateNum, std::map<HirId, HIR::StructExprField *> >
hirStructFieldMappings;
// location info
std::map<CrateNum, std::map<NodeId, Location> > locations;
// reverse mappings
std::map<CrateNum, std::map<NodeId, HirId> > nodeIdToHirMappings;
// all hirid nodes
std::map<CrateNum, std::set<HirId> > hirNodesWithinCrate;
};
} // namespace Analysis
} // namespace Rust
#endif // RUST_HIR_MAP_H
|
