slang_rs_context.h revision ee4016d1247d3fbe50822de279d3da273d8aef4c
1/* 2 * Copyright 2010-2012, 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_CONTEXT_H_ // NOLINT 18#define _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_CONTEXT_H_ 19 20#include <cstdio> 21#include <list> 22#include <map> 23#include <string> 24 25#include "clang/Lex/Preprocessor.h" 26#include "clang/AST/Mangle.h" 27 28#include "llvm/ADT/OwningPtr.h" 29#include "llvm/ADT/StringSet.h" 30#include "llvm/ADT/StringMap.h" 31 32#include "slang_pragma_recorder.h" 33 34namespace llvm { 35 class LLVMContext; 36 class DataLayout; 37} // namespace llvm 38 39namespace clang { 40 class VarDecl; 41 class ASTContext; 42 class TargetInfo; 43 class FunctionDecl; 44 class SourceManager; 45} // namespace clang 46 47namespace slang { 48 class RSExportable; 49 class RSExportVar; 50 class RSExportFunc; 51 class RSExportForEach; 52 class RSExportType; 53 54class RSContext { 55 typedef llvm::StringSet<> NeedExportVarSet; 56 typedef llvm::StringSet<> NeedExportFuncSet; 57 typedef llvm::StringSet<> NeedExportTypeSet; 58 59 public: 60 typedef std::list<RSExportable*> ExportableList; 61 typedef std::list<RSExportVar*> ExportVarList; 62 typedef std::list<RSExportFunc*> ExportFuncList; 63 typedef std::list<RSExportForEach*> ExportForEachList; 64 typedef llvm::StringMap<RSExportType*> ExportTypeMap; 65 66 private: 67 clang::Preprocessor &mPP; 68 clang::ASTContext &mCtx; 69 PragmaList *mPragmas; 70 unsigned int mTargetAPI; 71 std::vector<std::string> *mGeneratedFileNames; 72 73 llvm::DataLayout *mDataLayout; 74 llvm::LLVMContext &mLLVMContext; 75 76 ExportableList mExportables; 77 78 NeedExportTypeSet mNeedExportTypes; 79 80 std::string *mLicenseNote; 81 std::string mReflectJavaPackageName; 82 std::string mReflectJavaPathName; 83 84 std::string mRSPackageName; 85 86 int version; 87 88 bool mIsCompatLib; 89 90 llvm::OwningPtr<clang::MangleContext> mMangleCtx; 91 92 bool processExportVar(const clang::VarDecl *VD); 93 bool processExportFunc(const clang::FunctionDecl *FD); 94 bool processExportType(const llvm::StringRef &Name); 95 96 void cleanupForEach(); 97 98 ExportVarList mExportVars; 99 ExportFuncList mExportFuncs; 100 ExportForEachList mExportForEach; 101 ExportTypeMap mExportTypes; 102 103 public: 104 RSContext(clang::Preprocessor &PP, 105 clang::ASTContext &Ctx, 106 const clang::TargetInfo &Target, 107 PragmaList *Pragmas, 108 unsigned int TargetAPI, 109 std::vector<std::string> *GeneratedFileNames); 110 111 inline clang::Preprocessor &getPreprocessor() const { return mPP; } 112 inline clang::ASTContext &getASTContext() const { return mCtx; } 113 inline clang::MangleContext &getMangleContext() const { 114 return *mMangleCtx; 115 } 116 inline const llvm::DataLayout *getDataLayout() const { return mDataLayout; } 117 inline llvm::LLVMContext &getLLVMContext() const { return mLLVMContext; } 118 inline const clang::SourceManager *getSourceManager() const { 119 return &mPP.getSourceManager(); 120 } 121 inline clang::DiagnosticsEngine *getDiagnostics() const { 122 return &mPP.getDiagnostics(); 123 } 124 inline unsigned int getTargetAPI() const { 125 return mTargetAPI; 126 } 127 128 inline void setLicenseNote(const std::string &S) { 129 mLicenseNote = new std::string(S); 130 } 131 inline const std::string *getLicenseNote() const { return mLicenseNote; } 132 133 inline void addExportType(const std::string &S) { 134 mNeedExportTypes.insert(S); 135 return; 136 } 137 138 inline void setReflectJavaPackageName(const std::string &S) { 139 mReflectJavaPackageName = S; 140 return; 141 } 142 inline const std::string &getReflectJavaPackageName() const { 143 return mReflectJavaPackageName; 144 } 145 146 inline void setRSPackageName(const std::string &S) { 147 mRSPackageName = S; 148 return; 149 } 150 inline const std::string &getRSPackageName() const { 151 return mRSPackageName; 152 } 153 154 bool processExport(); 155 inline void newExportable(RSExportable *E) { 156 if (E != NULL) 157 mExportables.push_back(E); 158 } 159 typedef ExportableList::iterator exportable_iterator; 160 exportable_iterator exportable_begin() { 161 return mExportables.begin(); 162 } 163 exportable_iterator exportable_end() { 164 return mExportables.end(); 165 } 166 167 typedef ExportVarList::const_iterator const_export_var_iterator; 168 const_export_var_iterator export_vars_begin() const { 169 return mExportVars.begin(); 170 } 171 const_export_var_iterator export_vars_end() const { 172 return mExportVars.end(); 173 } 174 inline bool hasExportVar() const { 175 return !mExportVars.empty(); 176 } 177 178 typedef ExportFuncList::const_iterator const_export_func_iterator; 179 const_export_func_iterator export_funcs_begin() const { 180 return mExportFuncs.begin(); 181 } 182 const_export_func_iterator export_funcs_end() const { 183 return mExportFuncs.end(); 184 } 185 inline bool hasExportFunc() const { return !mExportFuncs.empty(); } 186 187 typedef ExportForEachList::const_iterator const_export_foreach_iterator; 188 const_export_foreach_iterator export_foreach_begin() const { 189 return mExportForEach.begin(); 190 } 191 const_export_foreach_iterator export_foreach_end() const { 192 return mExportForEach.end(); 193 } 194 inline bool hasExportForEach() const { return !mExportForEach.empty(); } 195 196 typedef ExportTypeMap::iterator export_type_iterator; 197 typedef ExportTypeMap::const_iterator const_export_type_iterator; 198 export_type_iterator export_types_begin() { return mExportTypes.begin(); } 199 export_type_iterator export_types_end() { return mExportTypes.end(); } 200 const_export_type_iterator export_types_begin() const { 201 return mExportTypes.begin(); 202 } 203 const_export_type_iterator export_types_end() const { 204 return mExportTypes.end(); 205 } 206 inline bool hasExportType() const { return !mExportTypes.empty(); } 207 export_type_iterator findExportType(const llvm::StringRef &TypeName) { 208 return mExportTypes.find(TypeName); 209 } 210 const_export_type_iterator findExportType(const llvm::StringRef &TypeName) 211 const { 212 return mExportTypes.find(TypeName); 213 } 214 215 // Insert the specified Typename/Type pair into the map. If the key already 216 // exists in the map, return false and ignore the request, otherwise insert it 217 // and return true. 218 bool insertExportType(const llvm::StringRef &TypeName, RSExportType *Type); 219 220 bool reflectToJava(const std::string &OutputPathBase, 221 const std::string &RSPackageName, 222 const std::string &InputFileName, 223 const std::string &OutputBCFileName); 224 225 int getVersion() const { return version; } 226 void setVersion(int v) { 227 version = v; 228 return; 229 } 230 231 bool isCompatLib() const { return mIsCompatLib; } 232 233 void addPragma(const std::string &T, const std::string &V) { 234 mPragmas->push_back(make_pair(T, V)); 235 } 236 237 // Report an error or a warning to the user. 238 template <unsigned N> 239 clang::DiagnosticBuilder Report(clang::DiagnosticsEngine::Level Level, 240 const char (&Message)[N]) { 241 clang::DiagnosticsEngine *DiagEngine = getDiagnostics(); 242 return DiagEngine->Report(DiagEngine->getCustomDiagID(Level, Message)); 243} 244 245 template <unsigned N> 246 clang::DiagnosticBuilder Report(clang::DiagnosticsEngine::Level Level, 247 const clang::SourceLocation Loc, 248 const char (&Message)[N]) { 249 clang::DiagnosticsEngine *DiagEngine = getDiagnostics(); 250 const clang::SourceManager *SM = getSourceManager(); 251 return DiagEngine->Report(clang::FullSourceLoc(Loc, *SM), 252 DiagEngine->getCustomDiagID(Level, Message)); 253} 254 255 // Utility functions to report errors and warnings to make the calling code 256 // easier to read. 257 template <unsigned N> 258 clang::DiagnosticBuilder ReportError(const char (&Message)[N]) { 259 return Report<N>(clang::DiagnosticsEngine::Error, Message); 260 } 261 262 template <unsigned N> 263 clang::DiagnosticBuilder ReportError(const clang::SourceLocation Loc, 264 const char (&Message)[N]) { 265 return Report<N>(clang::DiagnosticsEngine::Error, Loc, Message); 266 } 267 268 template <unsigned N> 269 clang::DiagnosticBuilder ReportWarning(const char (&Message)[N]) { 270 return Report<N>(clang::DiagnosticsEngine::Warning, Message); 271 } 272 273 template <unsigned N> 274 clang::DiagnosticBuilder ReportWarning(const clang::SourceLocation Loc, 275 const char (&Message)[N]) { 276 return Report<N>(clang::DiagnosticsEngine::Warning, Loc, Message); 277 } 278 279 ~RSContext(); 280}; 281 282} // namespace slang 283 284#endif // _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_CONTEXT_H_ NOLINT 285