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      1 /*
      2  * Copyright (C) 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 ART_COMPILER_ELF_WRITER_QUICK_H_
     18 #define ART_COMPILER_ELF_WRITER_QUICK_H_
     19 
     20 #include "elf_utils.h"
     21 #include "elf_writer.h"
     22 #include "oat_writer.h"
     23 
     24 namespace art {
     25 
     26 template <typename ElfTypes>
     27 class ElfWriterQuick FINAL : public ElfWriter {
     28  public:
     29   // Write an ELF file. Returns true on success, false on failure.
     30   static bool Create(File* file,
     31                      OatWriter* oat_writer,
     32                      const std::vector<const DexFile*>& dex_files,
     33                      const std::string& android_root,
     34                      bool is_host,
     35                      const CompilerDriver& driver)
     36       SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
     37 
     38   static void EncodeOatPatches(const std::vector<uintptr_t>& locations,
     39                                std::vector<uint8_t>* buffer);
     40 
     41  protected:
     42   bool Write(OatWriter* oat_writer,
     43              const std::vector<const DexFile*>& dex_files,
     44              const std::string& android_root,
     45              bool is_host)
     46       OVERRIDE
     47       SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
     48 
     49  private:
     50   ElfWriterQuick(const CompilerDriver& driver, File* elf_file)
     51     : ElfWriter(driver, elf_file) {}
     52   ~ElfWriterQuick() {}
     53 
     54   DISALLOW_IMPLICIT_CONSTRUCTORS(ElfWriterQuick);
     55 };
     56 
     57 // Explicitly instantiated in elf_writer_quick.cc
     58 typedef ElfWriterQuick<ElfTypes32> ElfWriterQuick32;
     59 typedef ElfWriterQuick<ElfTypes64> ElfWriterQuick64;
     60 
     61 }  // namespace art
     62 
     63 #endif  // ART_COMPILER_ELF_WRITER_QUICK_H_
     64