slang_rs_export_element.h revision c383a500aa59423264811be3874461bf8adbfea0 
1/*
2 * Copyright 2010, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *     http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef _SLANG_COMPILER_RS_EXPORT_ELEMENT_H
18#define _SLANG_COMPILER_RS_EXPORT_ELEMENT_H
19
20#include <string>
21
22#include "llvm/ADT/StringMap.h"
23#include "llvm/ADT/StringRef.h"
24
25#include "clang/Lex/Token.h"
26
27#include "slang_rs_export_type.h"
28
29namespace clang {
30  class Type;
31  class DeclaratorDecl;
32}   // namespace clang
33
34namespace slang {
35
36  class RSContext;
37  class RSExportType;
38
39class RSExportElement {
40  // This is a utility class for handling the RS_ELEMENT_ADD* marker
41  RSExportElement() { return; }
42
43  typedef struct {
44    RSExportPrimitiveType::DataKind kind;
45    RSExportPrimitiveType::DataType type;
46    bool normalized;
47    int vsize;
48  } ElementInfo;
49
50  typedef llvm::StringMap<const ElementInfo*> ElementInfoMapTy;
51
52 private:
53  // Macro name <-> ElementInfo
54  static ElementInfoMapTy ElementInfoMap;
55
56  static bool Initialized;
57
58  static RSExportType *Create(RSContext *Context,
59                              const clang::Type *T,
60                              const ElementInfo *EI);
61
62  static const ElementInfo *GetElementInfo(const llvm::StringRef &Name);
63 public:
64  static void Init();
65
66  static RSExportType *CreateFromDecl(RSContext *Context,
67                                      const clang::DeclaratorDecl *DD);
68};
69
70}   // namespace slang
71
72#endif  // _SLANG_COMPILER_RS_EXPORT_ELEMENT_H
73