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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_LLVM_COMPILER_LLVM_H_
     18 #define ART_COMPILER_LLVM_COMPILER_LLVM_H_
     19 
     20 #include <memory>
     21 #include <string>
     22 #include <utility>
     23 #include <vector>
     24 
     25 #include "base/macros.h"
     26 #include "dex_file.h"
     27 #include "driver/compiler_driver.h"
     28 #include "instruction_set.h"
     29 #include "mirror/object.h"
     30 
     31 namespace art {
     32   class CompiledMethod;
     33   class CompilerDriver;
     34   class DexCompilationUnit;
     35   namespace mirror {
     36     class ArtMethod;
     37     class ClassLoader;
     38   }  // namespace mirror
     39 }  // namespace art
     40 
     41 
     42 namespace llvm {
     43   class Function;
     44   class LLVMContext;
     45   class Module;
     46   class PointerType;
     47   class StructType;
     48   class Type;
     49 }  // namespace llvm
     50 
     51 
     52 namespace art {
     53 namespace llvm {
     54 
     55 class LlvmCompilationUnit;
     56 class IRBuilder;
     57 
     58 class CompilerLLVM {
     59  public:
     60   CompilerLLVM(CompilerDriver* driver, InstructionSet insn_set);
     61 
     62   ~CompilerLLVM();
     63 
     64   CompilerDriver* GetCompiler() const {
     65     return compiler_driver_;
     66   }
     67 
     68   InstructionSet GetInstructionSet() const {
     69     return insn_set_;
     70   }
     71 
     72   void SetBitcodeFileName(const std::string& filename) {
     73     bitcode_filename_ = filename;
     74   }
     75 
     76   CompiledMethod* CompileDexMethod(DexCompilationUnit* dex_compilation_unit,
     77                                    InvokeType invoke_type);
     78 
     79   CompiledMethod* CompileGBCMethod(DexCompilationUnit* dex_compilation_unit, std::string* func);
     80 
     81   CompiledMethod* CompileNativeMethod(DexCompilationUnit* dex_compilation_unit);
     82 
     83  private:
     84   LlvmCompilationUnit* AllocateCompilationUnit();
     85 
     86   CompilerDriver* const compiler_driver_;
     87 
     88   const InstructionSet insn_set_;
     89 
     90   Mutex next_cunit_id_lock_ DEFAULT_MUTEX_ACQUIRED_AFTER;
     91   size_t next_cunit_id_ GUARDED_BY(next_cunit_id_lock_);
     92 
     93   std::string bitcode_filename_;
     94 
     95   DISALLOW_COPY_AND_ASSIGN(CompilerLLVM);
     96 };
     97 
     98 
     99 }  // namespace llvm
    100 }  // namespace art
    101 
    102 #endif  // ART_COMPILER_LLVM_COMPILER_LLVM_H_
    103