1 | //===-- SlotMapping.h - Slot number mapping for unnamed values --*- C++ -*-===// |
2 | // |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | // |
9 | // This file contains the declaration of the SlotMapping struct. |
10 | // |
11 | //===----------------------------------------------------------------------===// |
12 | |
13 | #ifndef LLVM_ASMPARSER_SLOTMAPPING_H |
14 | #define LLVM_ASMPARSER_SLOTMAPPING_H |
15 | |
16 | #include "llvm/ADT/StringMap.h" |
17 | #include "llvm/AsmParser/NumberedValues.h" |
18 | #include "llvm/IR/TrackingMDRef.h" |
19 | #include <map> |
20 | #include <vector> |
21 | |
22 | namespace llvm { |
23 | |
24 | class GlobalValue; |
25 | class Type; |
26 | |
27 | /// This struct contains the mappings from the slot numbers to unnamed metadata |
28 | /// nodes, global values and types. It also contains the mapping for the named |
29 | /// types. |
30 | /// It can be used to save the parsing state of an LLVM IR module so that the |
31 | /// textual references to the values in the module can be parsed outside of the |
32 | /// module's source. |
33 | struct SlotMapping { |
34 | NumberedValues<GlobalValue *> GlobalValues; |
35 | std::map<unsigned, TrackingMDNodeRef> MetadataNodes; |
36 | StringMap<Type *> NamedTypes; |
37 | std::map<unsigned, Type *> Types; |
38 | }; |
39 | |
40 | } // end namespace llvm |
41 | |
42 | #endif |
43 | |