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 BCC_SOURCE_H 18 #define BCC_SOURCE_H 19 20 #include <string> 21 22 namespace llvm { 23 class Module; 24 } 25 26 namespace bcc { 27 28 class BCCContext; 29 30 class Source { 31 private: 32 const std::string mName; // A unique name 33 BCCContext &mContext; 34 llvm::Module *mModule; 35 36 // If true, destructor won't destroy the mModule. 37 bool mNoDelete; 38 39 private: 40 Source(const char* name, BCCContext &pContext, llvm::Module &pModule, 41 bool pNoDelete = false); 42 43 public: 44 static Source *CreateFromBuffer(BCCContext &pContext, 45 const char *pName, 46 const char *pBitcode, 47 size_t pBitcodeSize); 48 49 static Source *CreateFromFile(BCCContext &pContext, 50 const std::string &pPath); 51 52 // Create a Source object from an existing module. If pNoDelete 53 // is true, destructor won't call delete on the given module. 54 static Source *CreateFromModule(BCCContext &pContext, 55 const char* name, 56 llvm::Module &pModule, 57 bool pNoDelete = false); 58 59 static Source *CreateEmpty(BCCContext &pContext, const std::string &pName); 60 61 const std::string& getName() const { return mName; } 62 63 // Merge the current source with pSource. pSource 64 // will be destroyed after successfully merged. Return false on error. 65 bool merge(Source &pSource); 66 67 inline BCCContext &getContext() 68 { return mContext; } 69 inline const BCCContext &getContext() const 70 { return mContext; } 71 72 void setModule(llvm::Module *pModule); 73 74 inline llvm::Module &getModule() 75 { return *mModule; } 76 inline const llvm::Module &getModule() const 77 { return *mModule; } 78 79 // Get the "identifier" of the bitcode. This will return the value of pName 80 // when it's created using CreateFromBuffer and pPath if CreateFromFile(). 81 const std::string &getIdentifier() const; 82 83 void addBuildChecksumMetadata(const char *) const; 84 85 ~Source(); 86 }; 87 88 } // namespace bcc 89 90 #endif // BCC_SOURCE_H 91