slang_rs_backend.h revision c97a333bc84ce8c28c96d07734cbded75c914639 
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 _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_BACKEND_H_  // NOLINT
18#define _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_BACKEND_H_
19
20#include "slang_backend.h"
21#include "slang_pragma_recorder.h"
22#include "slang_rs_object_ref_count.h"
23
24namespace llvm {
25  class NamedMDNode;
26}
27
28namespace clang {
29  class ASTConsumer;
30  class Diagnostic;
31  class TargetOptions;
32  class PragmaList;
33  class CodeGenerator;
34  class ASTContext;
35  class DeclGroupRef;
36  class FunctionDecl;
37}
38
39namespace slang {
40
41class RSContext;
42
43class RSBackend : public Backend {
44 private:
45  RSContext *mContext;
46
47  clang::SourceManager &mSourceMgr;
48
49  bool mAllowRSPrefix;
50
51  llvm::NamedMDNode *mExportVarMetadata;
52  llvm::NamedMDNode *mExportFuncMetadata;
53  llvm::NamedMDNode *mExportTypeMetadata;
54  llvm::NamedMDNode *mExportElementMetadata;
55
56  RSObjectRefCount mRefCount;
57
58  void AnnotateFunction(clang::FunctionDecl *FD);
59
60 protected:
61  virtual void HandleTopLevelDecl(clang::DeclGroupRef D);
62
63  virtual void HandleTranslationUnitPre(clang::ASTContext &C);
64
65  virtual void HandleTranslationUnitPost(llvm::Module *M);
66
67 public:
68  RSBackend(RSContext *Context,
69            clang::Diagnostic *Diags,
70            const clang::CodeGenOptions &CodeGenOpts,
71            const clang::TargetOptions &TargetOpts,
72            const PragmaList &Pragmas,
73            llvm::raw_ostream *OS,
74            Slang::OutputType OT,
75            clang::SourceManager &SourceMgr,
76            bool AllowRSPrefix);
77
78  virtual ~RSBackend();
79};
80}
81
82#endif  // _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_BACKEND_H_  NOLINT
83