| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef ART_SRC_JNI_COMPILER_H_ |
| #define ART_SRC_JNI_COMPILER_H_ |
| |
| #include "compiled_method.h" |
| #include "constants.h" |
| #include "macros.h" |
| #include "thread.h" |
| |
| namespace art { |
| |
| class Assembler; |
| class ClassLoader; |
| class Compiler; |
| class DexFile; |
| class JniCallingConvention; |
| class ManagedRegister; |
| class ManagedRuntimeCallingConvention; |
| class Method; |
| |
| // A JNI compiler generates code that acts as the bridge between managed code |
| // and native code. |
| // TODO: move the responsibility of managing memory to somewhere else |
| class JniCompiler { |
| public: |
| explicit JniCompiler(InstructionSet instruction_set); |
| ~JniCompiler(); |
| |
| CompiledMethod* Compile(uint32_t access_flags, uint32_t method_idx, |
| const ClassLoader* class_loader, const DexFile& dex_file); |
| |
| private: |
| // Copy a single parameter from the managed to the JNI calling convention |
| void CopyParameter(Assembler* jni_asm, |
| ManagedRuntimeCallingConvention* mr_conv, |
| JniCallingConvention* jni_conv, |
| size_t frame_size, size_t out_arg_size); |
| |
| void SetNativeParameter(Assembler* jni_asm, |
| JniCallingConvention* jni_conv, |
| ManagedRegister in_reg); |
| |
| void ChangeThreadState(Assembler* jni_asm, Thread::State new_state, |
| ManagedRegister scratch, ManagedRegister return_reg, |
| FrameOffset return_save_location, |
| size_t return_size); |
| |
| // Architecture to generate code for |
| InstructionSet instruction_set_; |
| |
| DISALLOW_COPY_AND_ASSIGN(JniCompiler); |
| }; |
| |
| } // namespace art |
| |
| #endif // ART_SRC_JNI_COMPILER_H_ |